/* roulang page: index */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Hero */
        .hero-section {
            padding-top: 60px;
            display: flex;
            min-height: 85vh;
            align-items: stretch;
            background: var(--pure-white);
            position: relative;
            overflow: hidden;
        }

        .hero-left {
            flex: 0 0 45%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 60px 40px 60px 60px;
            z-index: 2;
            background: var(--pure-white);
        }

        .hero-left h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--deep-black);
            line-height: 1.25;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .hero-left h1 .highlight {
            color: var(--milan-red);
            position: relative;
            display: inline-block;
        }

        .hero-left h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--milan-red);
            border-radius: 2px;
            opacity: 0.3;
        }

        .hero-left .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.6;
            max-width: 480px;
        }

        .hero-left .hero-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 460px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            white-space: nowrap;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.3);
        }

        .btn-outline {
            display: inline-block;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: transparent;
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--milan-red);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        .hero-right {
            flex: 0 0 55%;
            position: relative;
            overflow: hidden;
            min-height: 500px;
        }

        .hero-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.08);
            pointer-events: none;
        }

        .hero-data-dots {
            position: absolute;
            bottom: 30px;
            right: 30px;
            z-index: 3;
            display: flex;
            gap: 20px;
        }

        .hero-data-dot {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
            padding: 12px 18px;
            border-radius: var(--radius-md);
            text-align: center;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .hero-data-dot .dot-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
        }

        .hero-data-dot .dot-label {
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        /* Section base */
        .section-block {
            padding: 70px 0;
        }

        .section-block.section-alt {
            background: var(--pure-white);
        }

        .section-block.section-gray {
            background: var(--light-gray);
        }

        .section-block.section-dark {
            background: var(--deep-black);
            color: var(--text-on-dark);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 10px;
            line-height: 1.3;
            letter-spacing: -0.2px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 700px;
        }

        .section-dark .section-title {
            color: var(--text-on-dark);
        }
        .section-dark .section-subtitle {
            color: #bbb;
        }

        /* Stats bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }

        .stat-item {
            text-align: center;
            padding: 30px 20px;
            position: relative;
            background: #FAFAFA;
        }

        .stat-item+.stat-item {
            border-left: 1px solid var(--border-light);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* Cards */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .card-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--card-shadow);
            transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .card-item:hover {
            box-shadow: var(--card-shadow-hover);
            border-left: 3px solid var(--milan-red);
            transform: translateY(-3px);
        }

        .card-item .card-icon {
            font-size: 2rem;
            color: var(--milan-red);
            margin-bottom: 12px;
        }

        .card-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
        }

        .card-item p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .card-item .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
        }

        /* Group-buy section */
        .group-buy-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .step-card {
            text-align: center;
            background: var(--pure-white);
            border-radius: var(--radius-md);
            padding: 28px 18px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-base);
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-4px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--milan-red);
            color: var(--pure-white);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 6px;
        }

        .step-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .group-deal-card {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            gap: 16px;
            align-items: center;
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
        }

        .group-deal-card:hover {
            box-shadow: var(--card-shadow-hover);
            border-color: var(--milan-red);
        }

        .group-deal-card .deal-img {
            width: 120px;
            height: 90px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .group-deal-card .deal-info {
            flex: 1;
        }

        .group-deal-card .deal-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .group-deal-card .deal-info .deal-meta {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .group-deal-card .deal-progress {
            flex-shrink: 0;
            text-align: center;
        }

        .deal-progress .progress-bar-bg {
            width: 100px;
            height: 8px;
            background: #E5E7EB;
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 4px;
        }

        .deal-progress .progress-bar-fill {
            height: 100%;
            background: var(--milan-red);
            border-radius: 4px;
            transition: width var(--transition-base);
        }

        .deal-progress .progress-text {
            font-size: 0.8rem;
            color: var(--milan-red);
            font-weight: 600;
        }

        /* Comparison */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 0;
            align-items: stretch;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }

        .comp-col {
            padding: 36px 28px;
        }

        .comp-col.comp-traditional {
            background: #F5F5F5;
        }

        .comp-col.comp-milan {
            background: #FDEDEC;
        }

        .comp-col h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .comp-traditional h3 {
            color: #888;
        }
        .comp-milan h3 {
            color: var(--milan-red);
        }

        .comp-col ul {
            list-style: none;
            padding: 0;
        }
        .comp-col ul li {
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text-primary);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .comp-col ul li i {
            font-size: 0.85rem;
        }
        .comp-traditional ul li i {
            color: #999;
        }
        .comp-milan ul li i {
            color: var(--sport-green);
        }

        .comp-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 14px;
            background: var(--pure-white);
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--milan-red);
            min-width: 50px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            background: var(--pure-white);
            font-size: 1rem;
            font-weight: 700;
            color: var(--deep-black);
            cursor: pointer;
            border: none;
            text-align: left;
            transition: color var(--transition-base);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question i {
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: #555;
            line-height: 1.7;
        }

        /* Form */
        .form-card {
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            max-width: 500px;
            margin: 0 auto;
        }

        .form-card input,
        .form-card select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            margin-bottom: 14px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: #FAFAFA;
        }

        .form-card input:focus,
        .form-card select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            background: var(--pure-white);
        }

        .form-card .btn-submit {
            width: 100%;
            padding: 13px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base);
        }

        .form-card .btn-submit:hover {
            background: var(--milan-red-hover);
        }

        /* News */
        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
            transition: background var(--transition-base);
        }

        .news-list-item:hover {
            background: #FAFAFA;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius-sm);
        }

        .news-date {
            font-weight: 700;
            color: var(--milan-red);
            font-size: 0.85rem;
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 90px;
        }

        .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .news-content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .news-content .read-more {
            font-size: 0.8rem;
            color: var(--milan-red);
            font-weight: 600;
            text-decoration: underline;
            transition: color var(--transition-base);
        }

        .news-content .read-more:hover {
            color: var(--milan-red-hover);
            text-decoration: none;
        }

        /* Brand intro */
        .brand-intro-block {
            background: var(--pure-white);
            border-left: 4px solid var(--milan-red);
            padding: 28px 32px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            box-shadow: var(--card-shadow);
            line-height: 1.8;
        }

        .brand-intro-block h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 12px;
        }

        .brand-intro-block p {
            color: var(--text-primary);
            font-size: 0.95rem;
        }

        /* Progress / task */
        .task-progress-list {
            list-style: none;
            padding: 0;
        }
        .task-progress-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.95rem;
        }
        .task-progress-list li .task-check {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .task-check.done {
            background: var(--sport-green);
            color: #fff;
        }
        .task-check.pending {
            background: #E5E7EB;
            color: #999;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid #333;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #AAA;
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.8rem;
            color: #888;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #AAA;
            transition: color var(--transition-base);
        }
        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item+.stat-item {
                border-left: none;
            }
            .stat-item:nth-child(2)~.stat-item {
                border-top: 1px solid var(--border-light);
            }
            .group-buy-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .comp-vs {
                padding: 10px;
                min-width: auto;
            }
            .hero-left {
                padding: 40px 30px;
                flex: 0 0 50%;
            }
            .hero-right {
                flex: 0 0 50%;
            }
            .hero-left h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 16px 20px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
                border-bottom: 1px solid var(--border-light);
                gap: 2px;
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 0;
            }
            .hamburger-toggle {
                display: block;
            }
            .hero-section {
                flex-direction: column-reverse;
                min-height: auto;
            }
            .hero-left {
                flex: auto;
                padding: 30px 20px;
            }
            .hero-left h1 {
                font-size: 1.8rem;
            }
            .hero-right {
                flex: auto;
                min-height: 280px;
                max-height: 350px;
            }
            .hero-data-dots {
                bottom: 10px;
                right: 10px;
                gap: 8px;
            }
            .hero-data-dot {
                padding: 8px 12px;
            }
            .hero-data-dot .dot-num {
                font-size: 1.1rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .group-buy-steps {
                grid-template-columns: 1fr 1fr;
            }
            .group-deal-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .group-deal-card .deal-img {
                width: 100%;
                height: 140px;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .comp-vs {
                flex-direction: row;
                padding: 14px;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                text-align: center;
            }
            .news-list-item {
                flex-direction: column;
                gap: 4px;
            }
            .news-date {
                min-width: auto;
            }
        }

        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 1.5rem;
            }
            .hero-right {
                min-height: 200px;
                max-height: 240px;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .group-buy-steps {
                grid-template-columns: 1fr;
            }
            .hero-data-dots {
                display: none;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .form-card {
                padding: 24px 16px;
            }
        }

/* roulang page: category1 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --section-gap: 70px;
            --card-padding: 24px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-gap {
            margin-bottom: var(--section-gap);
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Page Banner */
        .page-banner {
            padding-top: 60px;
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--deep-black);
            overflow: hidden;
        }

        .page-banner-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            opacity: 0.35;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .page-banner-content {
            position: relative;
            z-index: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 20px;
            width: 100%;
        }

        .page-banner h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--pure-white);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 650px;
            line-height: 1.6;
        }

        .page-banner .banner-accent {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--milan-red);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        /* Section Titles */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 40px;
        }

        /* Cards */
        .card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            padding: var(--card-padding);
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
            height: 100%;
        }

        .card:hover {
            box-shadow: var(--card-shadow-hover);
            border-color: var(--border-color);
        }

        .card-img {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            aspect-ratio: 16 / 10;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(200, 16, 46, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            font-size: 1.2rem;
            color: var(--milan-red);
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: transparent;
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--milan-red);
            color: var(--pure-white);
        }

        .btn-white {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: var(--pure-white);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-white:hover {
            background: #f8f8f8;
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
        }

        /* Stats */
        .stat-card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: box-shadow var(--transition-base);
        }

        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        /* Comparison */
        .comparison-card {
            border-radius: var(--radius-md);
            padding: 28px 24px;
            height: 100%;
        }

        .comparison-traditional {
            background: #f9fafb;
            border: 1px solid var(--border-light);
        }

        .comparison-milan {
            background: #FDEDEC;
            border: 1px solid rgba(200, 16, 46, 0.2);
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--milan-red);
            background: var(--pure-white);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            border: 2px solid var(--milan-red);
            flex-shrink: 0;
            margin: 0 8px;
        }

        /* Flow Steps */
        .flow-step {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px 0;
            position: relative;
        }

        .flow-step-num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--milan-red);
            color: var(--pure-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .flow-step-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .flow-step-content p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--card-shadow);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            background: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            text-align: left;
            cursor: pointer;
            transition: color var(--transition-base);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Form */
        .form-card {
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--card-shadow-hover);
            border: 1px solid var(--border-light);
            max-width: 520px;
            margin: 0 auto;
        }

        .form-card input,
        .form-card select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: var(--pure-white);
        }

        .form-card input:focus,
        .form-card select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .form-card label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-card .form-group {
            margin-bottom: 18px;
        }

        .form-card .btn-full {
            width: 100%;
            padding: 13px;
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--deep-black);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--pure-white);
            margin-bottom: 10px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            font-size: 1rem;
            line-height: 1.6;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 48px 0 24px;
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--pure-white);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #CCC;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #CCC;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        .footer-bottom p {
            margin: 2px 0;
        }

        /* Highlight strip */
        .highlight-strip {
            background: var(--milan-red);
            color: var(--pure-white);
            padding: 16px 24px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .highlight-strip .hs-icon {
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .highlight-strip p {
            margin: 0;
            font-weight: 600;
            font-size: 1rem;
            flex: 1;
            min-width: 200px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 12px 0;
                border-bottom: 1px solid var(--border-light);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                gap: 0;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 20px;
                border-radius: 0;
                width: 100%;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: rgba(200, 16, 46, 0.05);
            }
            .hamburger-toggle {
                display: block;
            }
            .page-banner {
                min-height: 280px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .form-card {
                padding: 24px 18px;
            }
            .comparison-vs {
                margin: 8px auto;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .comparison-card {
                padding: 20px 16px;
            }
            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .nav-logo {
                font-size: 1.25rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .flow-step {
                flex-direction: column;
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            box-sizing: border-box;
        }

        *,
        *::before,
        *::after {
            box-sizing: inherit;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 12px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
            background: none;
            border: none;
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Hero Section - 拼团转化 */
        .hero-section {
            padding-top: 60px;
            display: flex;
            min-height: 80vh;
            align-items: stretch;
            background: var(--pure-white);
            position: relative;
            overflow: hidden;
        }

        .hero-left {
            flex: 0 0 48%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 50px 40px 50px 60px;
            z-index: 2;
            background: var(--pure-white);
        }

        .hero-left .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: #FDEDEC;
            color: var(--milan-red);
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-left h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--deep-black);
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .hero-left h1 .highlight {
            color: var(--milan-red);
            position: relative;
        }

        .hero-left .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 24px;
        }

        .group-progress-wrap {
            background: #FFFBEB;
            border: 1px solid #FDE68A;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 20px;
        }

        .group-progress-wrap .progress-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
        }

        .group-progress-wrap .progress-info .count-num {
            font-weight: 700;
            color: var(--milan-red);
            font-size: 1.1rem;
        }

        .progress-bar-track {
            height: 8px;
            background: #FEF3C7;
            border-radius: 4px;
            overflow: hidden;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, #D4AF37, #C8102E);
            border-radius: 4px;
            width: 68%;
            transition: width 0.6s ease;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
        }

        .btn-primary-large:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.4);
        }

        .btn-outline-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--milan-red);
            background: var(--pure-white);
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
        }

        .btn-outline-large:hover {
            background: var(--milan-red);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        .hero-right {
            flex: 0 0 52%;
            position: relative;
            overflow: hidden;
        }

        .hero-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(255, 255, 255, 0.08) 0%, rgba(26, 26, 26, 0.15) 100%);
            pointer-events: none;
        }

        /* Stats Dashboard */
        .stats-dashboard {
            padding: 50px 0;
            background: var(--pure-white);
            border-bottom: 1px solid var(--border-light);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            max-width: 1000px;
            margin: 0 auto;
        }

        .stat-item {
            text-align: center;
            padding: 20px 16px;
            position: relative;
        }

        .stat-item+.stat-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border-light);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
            margin-bottom: 4px;
            letter-spacing: -1px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 400;
        }

        /* Section Common */
        .section-block {
            padding: 70px 0;
        }

        .section-block.bg-white {
            background: var(--pure-white);
        }

        .section-block.bg-light {
            background: var(--light-gray);
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            text-align: center;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Service Matrix Cards */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .service-card {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: var(--milan-red);
        }

        .service-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .service-card:hover .service-card-img img {
            transform: scale(1.04);
        }

        .service-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .service-card-body .card-icon {
            font-size: 1.6rem;
            color: var(--milan-red);
            margin-bottom: 8px;
        }

        .service-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 6px;
        }

        .service-card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .service-card-body .card-tag {
            display: inline-block;
            margin-top: 10px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--milan-red);
            padding: 4px 10px;
            background: #FDEDEC;
            border-radius: 12px;
            align-self: flex-start;
        }

        /* Comparison Table */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 60px 1fr;
            gap: 0;
            max-width: 1000px;
            margin: 0 auto;
            align-items: stretch;
        }

        .comparison-col {
            padding: 32px 28px;
            border-radius: var(--radius-md);
        }

        .comparison-col.traditional {
            background: #F9FAFB;
            border: 1px solid #E5E7EB;
        }

        .comparison-col.milan {
            background: #FDEDEC;
            border: 1px solid #F5C6CB;
        }

        .comparison-col h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-align: center;
        }

        .comparison-col.traditional h3 {
            color: #6B7280;
        }

        .comparison-col.milan h3 {
            color: var(--milan-red);
        }

        .comparison-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-col ul li {
            padding: 10px 0;
            border-bottom: 1px dashed #E5E7EB;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-col ul li:last-child {
            border-bottom: none;
        }

        .comparison-col ul li .fa-check {
            color: var(--sport-green);
        }
        .comparison-col ul li .fa-times {
            color: #9CA3AF;
        }
        .comparison-col ul li .fa-star {
            color: var(--warm-gold);
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 8px;
        }

        .vs-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--deep-black);
            color: var(--pure-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        /* Deep Content */
        .deep-content-block {
            padding: 50px 0;
            max-width: 900px;
            margin: 0 auto;
        }

        .deep-content-block h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 20px;
            border-left: 4px solid var(--milan-red);
            padding-left: 16px;
        }

        .deep-content-block p {
            font-size: 1rem;
            color: var(--text-primary);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .deep-content-block .highlight-box {
            background: #FFFBEB;
            border: 1px solid #FDE68A;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 20px 0;
            font-size: 0.95rem;
            color: var(--text-primary);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .faq-question {
            width: 100%;
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            text-align: left;
            cursor: pointer;
            transition: color var(--transition-base);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question .faq-icon {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: transform var(--transition-base), color var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: #555;
            line-height: 1.7;
            margin: 0;
        }

        /* CTA Form */
        .cta-form-section {
            padding: 60px 0;
            background: var(--light-gray);
            position: relative;
        }

        .cta-form-wrap {
            max-width: 500px;
            margin: 0 auto;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
        }

        .cta-form-wrap h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--deep-black);
            text-align: center;
            margin-bottom: 6px;
        }

        .cta-form-wrap .cta-subtitle {
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-align: center;
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            color: var(--text-primary);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: #FAFAFA;
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
            background: var(--pure-white);
        }

        .btn-submit-full {
            width: 100%;
            padding: 13px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base);
            margin-top: 8px;
            letter-spacing: 0.5px;
        }

        .btn-submit-full:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--pure-white);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.875rem;
            color: #BBB;
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #999;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #BBB;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        /* Mobile Nav */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
            .hero-left {
                padding: 40px 30px;
                flex: 0 0 50%;
            }
            .hero-right {
                flex: 0 0 50%;
            }
            .hero-left h1 {
                font-size: 2.2rem;
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item:nth-child(2)::before {
                display: none;
            }
            .stat-item+.stat-item::before {
                display: block;
            }
            .stat-item:nth-child(3)::before {
                display: none;
            }
            .comparison-wrap {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .comparison-vs {
                flex-direction: row;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .hamburger-toggle {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 16px 0;
                gap: 0;
                border-bottom: 1px solid var(--border-light);
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
                display: none;
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 24px;
                width: 100%;
                border-radius: 0;
                font-size: 0.95rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: #FDEDEC;
            }
            .hero-section {
                flex-direction: column;
                min-height: auto;
            }
            .hero-left {
                flex: 0 0 auto;
                padding: 36px 20px;
                order: 2;
            }
            .hero-right {
                flex: 0 0 auto;
                height: 280px;
                order: 1;
            }
            .hero-left h1 {
                font-size: 1.8rem;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .hero-buttons .btn-primary-large,
            .hero-buttons .btn-outline-large {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0;
            }
            .stat-item {
                padding: 16px 10px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-item+.stat-item::before {
                display: block;
            }
            .stat-item:nth-child(3)::before {
                display: block;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .comparison-wrap {
                grid-template-columns: 1fr;
            }
            .comparison-vs {
                flex-direction: row;
                padding: 10px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-form-wrap {
                padding: 24px 18px;
            }
            .deep-content-block {
                padding: 30px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 1.5rem;
            }
            .hero-right {
                height: 200px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .btn-primary-large,
            .btn-outline-large {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .group-progress-wrap {
                padding: 12px 14px;
            }
        }

/* roulang page: category3 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .hamburger-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 16px 0;
                border-bottom: 1px solid var(--border-light);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                gap: 0;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 14px 24px;
                width: 100%;
                border-radius: 0;
                font-size: 0.95rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-right .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .nav-logo {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .nav-right .nav-cta-btn {
                display: none;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .header-inner {
                padding: 0 12px;
            }
        }

        .hero-section {
            padding-top: 60px;
            display: flex;
            min-height: 85vh;
            align-items: stretch;
            background: var(--pure-white);
            position: relative;
            overflow: hidden;
        }

        .hero-left {
            flex: 0 0 48%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 60px 40px 60px 60px;
            z-index: 2;
            background: var(--pure-white);
        }

        .hero-left .hero-badge {
            display: inline-block;
            background: #FDEDEC;
            color: var(--milan-red);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-left h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--deep-black);
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .hero-left h1 .highlight {
            color: var(--milan-red);
            position: relative;
        }

        .hero-left .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 20px;
            max-width: 480px;
        }

        .hero-group-info {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .group-count-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #FFF8E1;
            border: 1px solid var(--warm-gold);
            border-radius: var(--radius-md);
            padding: 10px 18px;
            font-weight: 600;
            color: #8B6914;
            font-size: 0.95rem;
        }

        .group-count-badge .count-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--warm-gold);
        }

        .group-avatars {
            display: flex;
            align-items: center;
        }

        .group-avatars .avatar-dot {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--milan-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
            margin-left: -8px;
            border: 2px solid #fff;
        }

        .group-avatars .avatar-dot:first-child {
            margin-left: 0;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-lg {
            display: inline-block;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.3);
            text-align: center;
        }

        .btn-primary-lg:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
        }

        .btn-outline-lg {
            display: inline-block;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--milan-red);
            background: transparent;
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
            text-align: center;
        }

        .btn-outline-lg:hover {
            background: var(--milan-red);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        .hero-right {
            flex: 1;
            position: relative;
            overflow: hidden;
            min-height: 400px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
        }

        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.08);
            pointer-events: none;
        }

        @media (max-width: 768px) {
            .hero-section {
                flex-direction: column-reverse;
                min-height: auto;
            }
            .hero-left {
                flex: 1;
                padding: 40px 24px 50px;
            }
            .hero-left h1 {
                font-size: 2rem;
            }
            .hero-left .hero-subtitle {
                font-size: 1rem;
            }
            .hero-right {
                flex: 0 0 280px;
                min-height: 280px;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-left {
                padding: 30px 16px 40px;
            }
            .hero-left h1 {
                font-size: 1.6rem;
            }
            .hero-right {
                flex: 0 0 200px;
                min-height: 200px;
            }
            .group-count-badge {
                font-size: 0.8rem;
                padding: 8px 12px;
            }
            .group-count-badge .count-num {
                font-size: 1.2rem;
            }
        }

        .section-block {
            padding: 70px 0;
        }

        .section-block.bg-white {
            background: var(--pure-white);
        }

        .section-block.bg-light {
            background: var(--light-gray);
        }

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-title .title-accent {
            display: inline-block;
            width: 50px;
            height: 3px;
            background: var(--milan-red);
            border-radius: 2px;
            margin-bottom: 10px;
        }

        .section-title p {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .card-item {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            overflow: hidden;
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
        }

        .card-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: transparent;
            border-left: 3px solid var(--milan-red);
        }

        .card-item .card-img {
            height: 200px;
            overflow: hidden;
            background: #f9f9f9;
        }

        .card-item .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .card-item:hover .card-img img {
            transform: scale(1.05);
        }

        .card-item .card-body {
            padding: 20px 24px;
        }

        .card-item .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .card-item .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .card-item .card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: #FDEDEC;
            color: var(--milan-red);
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        .card-item .card-price {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--milan-red);
            margin-top: 8px;
        }

        .card-item .card-price .orig-price {
            font-size: 0.85rem;
            color: #999;
            text-decoration: line-through;
            margin-left: 8px;
            font-weight: 400;
        }

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-block {
                padding: 50px 0;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .card-item .card-img {
                height: 180px;
            }
        }

        @media (max-width: 520px) {
            .section-block {
                padding: 36px 0;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .card-item .card-img {
                height: 160px;
            }
            .card-item .card-body {
                padding: 16px;
            }
        }

        .compare-section {
            display: grid;
            grid-template-columns: 1fr 60px 1fr;
            gap: 0;
            align-items: stretch;
            max-width: 900px;
            margin: 0 auto;
        }

        .compare-col {
            padding: 32px 28px;
            border-radius: var(--radius-md);
        }

        .compare-col.traditional {
            background: #F9FAFB;
            border: 1px solid var(--border-light);
        }

        .compare-col.milan {
            background: #FDEDEC;
            border: 1px solid rgba(200, 16, 46, 0.2);
        }

        .compare-col h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-align: center;
        }

        .compare-col.traditional h4 {
            color: #555;
        }

        .compare-col.milan h4 {
            color: var(--milan-red);
        }

        .compare-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .compare-col ul li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 0.9rem;
            color: var(--text-primary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.5;
        }

        .compare-col ul li i {
            margin-top: 3px;
            flex-shrink: 0;
        }

        .compare-col.traditional ul li i {
            color: #ccc;
        }

        .compare-col.milan ul li i {
            color: var(--sport-green);
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--milan-red);
        }

        .compare-vs .vs-circle {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--pure-white);
            border: 2px solid var(--milan-red);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 800;
            color: var(--milan-red);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.15);
        }

        @media (max-width: 768px) {
            .compare-section {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .compare-vs {
                display: none;
            }
            .compare-col {
                padding: 24px 20px;
            }
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            border: none;
            text-align: left;
            transition: background var(--transition-base);
        }

        .faq-question:hover {
            background: #fafafa;
        }

        .faq-question .faq-icon {
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 0.9rem;
            color: #555;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .cta-section {
            background: linear-gradient(135deg, #1A1A1A 0%, #2a2a2a 100%);
            padding: 60px 0;
            text-align: center;
            color: var(--text-on-dark);
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .cta-section p {
            color: #ccc;
            margin-bottom: 28px;
            font-size: 1rem;
        }

        .cta-form {
            max-width: 480px;
            margin: 0 auto;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            text-align: left;
        }

        .cta-form .form-group {
            margin-bottom: 16px;
        }

        .cta-form label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .cta-form input,
        .cta-form select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: #fafafa;
        }

        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
            background: #fff;
        }

        .cta-form .btn-submit {
            width: 100%;
            padding: 14px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: background var(--transition-base), transform var(--transition-base);
            margin-top: 8px;
        }

        .cta-form .btn-submit:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-form {
                padding: 20px;
                margin: 0 12px;
            }
        }

        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 30px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #BBB;
            transition: color var(--transition-base);
            font-size: 0.85rem;
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 24px;
            text-align: center;
            font-size: 0.8rem;
            color: #888;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #AAA;
            text-decoration: underline;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 36px 0 24px;
            }
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .process-step {
            text-align: center;
            position: relative;
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--milan-red);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .process-step h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .process-step::after {
            content: '';
            position: absolute;
            top: 24px;
            right: -30px;
            width: 50px;
            height: 2px;
            background: #ddd;
        }

        .process-step:last-child::after {
            display: none;
        }

        @media (max-width: 768px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .process-step::after {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .process-steps {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .brand-strip {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 40px;
            padding: 20px 0;
            opacity: 0.7;
        }

        .brand-strip .brand-item {
            font-size: 1.1rem;
            font-weight: 700;
            color: #888;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .highlight-box {
            background: #FFF8E1;
            border-left: 4px solid var(--warm-gold);
            padding: 16px 20px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 20px 0;
            font-size: 0.9rem;
            color: #6B5B1A;
            line-height: 1.6;
        }

        .highlight-box strong {
            color: #5C4A0F;
        }

/* roulang page: category4 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            padding-top: 60px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Hero Section */
        .hero-section {
            display: flex;
            min-height: 70vh;
            align-items: stretch;
            background: var(--pure-white);
            position: relative;
            overflow: hidden;
        }

        .hero-left {
            flex: 0 0 48%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 50px 40px 50px 60px;
            z-index: 2;
            background: var(--pure-white);
        }

        .hero-left .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: #FDEDEC;
            color: var(--milan-red);
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: 20px;
            margin-bottom: 16px;
            width: fit-content;
        }

        .hero-left h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--deep-black);
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .hero-left h1 span {
            color: var(--milan-red);
            position: relative;
            display: inline-block;
        }

        .hero-left .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 24px;
            max-width: 480px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            text-align: center;
            box-shadow: 0 4px 14px rgba(200, 16, 46, 0.25);
        }

        .btn-primary:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.35);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: transparent;
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--milan-red);
            color: var(--pure-white);
        }

        .hero-right {
            flex: 0 0 52%;
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 400px;
        }

        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.35) 0%, rgba(200, 16, 46, 0.15) 100%);
            pointer-events: none;
        }

        .flash-deal-bar {
            background: linear-gradient(90deg, #1A1A1A 0%, #2a2a2a 100%);
            color: var(--text-on-dark);
            padding: 14px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            border-bottom: 3px solid var(--milan-red);
        }

        .flash-deal-bar .flash-label {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--warm-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .flash-deal-bar .flash-label i {
            font-size: 1.1rem;
            animation: pulse-icon 1.5s ease-in-out infinite;
        }

        @keyframes pulse-icon {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.25);
            }
        }

        .flash-deal-bar .countdown {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .flash-deal-bar .countdown .time-block {
            background: var(--milan-red);
            color: #fff;
            padding: 5px 10px;
            border-radius: var(--radius-sm);
            font-size: 1.2rem;
            font-weight: 700;
            min-width: 40px;
            text-align: center;
        }

        .flash-deal-bar .countdown .time-sep {
            color: var(--warm-gold);
            font-weight: 700;
        }

        .flash-deal-bar .flash-cta {
            padding: 8px 20px;
            background: var(--warm-gold);
            color: var(--deep-black);
            font-weight: 700;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .flash-deal-bar .flash-cta:hover {
            background: #c29b2e;
            transform: translateY(-1px);
        }

        /* Section Common */
        .section-block {
            padding: 70px 0;
        }

        .section-block.section-alt {
            background: var(--pure-white);
        }

        .section-block.section-gray {
            background: var(--light-gray);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 10px;
            text-align: center;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            text-align: center;
            margin-bottom: 40px;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-title.left-align {
            text-align: left;
            margin-bottom: 6px;
        }

        .section-subtitle.left-align {
            text-align: left;
            margin-left: 0;
            margin-right: 0;
        }

        /* Cards */
        .card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            overflow: hidden;
            transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
        }

        .card:hover {
            box-shadow: var(--card-shadow-hover);
            border-color: #ddd;
            transform: translateY(-3px);
        }

        .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .card-body {
            padding: 20px 24px;
        }

        .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
        }

        .card-body p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: #FDEDEC;
            color: var(--milan-red);
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        /* Grid */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        /* Stats */
        .stat-card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
        }

        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
            border-color: #ddd;
        }

        .stat-card .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* Comparison */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 0;
            align-items: stretch;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }

        .compare-col {
            padding: 40px 30px;
        }

        .compare-col.compare-traditional {
            background: #f9f9f9;
        }

        .compare-col.compare-milan {
            background: #FDEDEC;
        }

        .compare-col h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
            text-align: center;
        }

        .compare-col.compare-traditional h3 {
            color: #888;
        }

        .compare-col.compare-milan h3 {
            color: var(--milan-red);
        }

        .compare-col ul {
            list-style: none;
            padding: 0;
        }

        .compare-col ul li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 0.95rem;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-primary);
        }

        .compare-col ul li i {
            margin-top: 3px;
            flex-shrink: 0;
        }

        .compare-col.compare-traditional ul li i {
            color: #ccc;
        }

        .compare-col.compare-milan ul li i {
            color: var(--sport-green);
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 10px;
            z-index: 2;
        }

        .compare-vs .vs-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--deep-black);
            color: var(--warm-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        /* Steps */
        .steps-container {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            counter-reset: step;
        }

        .step-item {
            flex: 1;
            min-width: 220px;
            background: var(--pure-white);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            position: relative;
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            text-align: center;
        }

        .step-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--milan-red);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 16px;
        }

        .step-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            text-align: left;
            background: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question i {
            transition: transform var(--transition-base);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            color: #555;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* CTA Form */
        .cta-form-section {
            background: var(--light-gray);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            max-width: 520px;
            margin: 0 auto;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            border: 1px solid var(--border-light);
        }

        .cta-form-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--deep-black);
            text-align: center;
            margin-bottom: 8px;
        }

        .cta-form-section .form-subtitle {
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: var(--pure-white);
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
        }

        .btn-submit {
            width: 100%;
            padding: 13px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base);
            margin-top: 8px;
            cursor: pointer;
        }

        .btn-submit:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #ccc;
            padding: 50px 0 20px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            color: var(--text-on-dark);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--milan-red);
            border-radius: 2px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #bbb;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
        }

        .footer-bottom p {
            margin-bottom: 4px;
        }

        .footer-bottom a {
            color: #bbb;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-section {
                flex-direction: column;
                min-height: auto;
            }
            .hero-left {
                flex: 0 0 auto;
                padding: 40px 30px;
                order: 2;
            }
            .hero-right {
                flex: 0 0 auto;
                min-height: 300px;
                order: 1;
            }
            .hero-left h1 {
                font-size: 2.2rem;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .compare-vs {
                padding: 10px 0;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 10px 0;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-bottom: 1px solid var(--border-light);
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 20px;
                width: 100%;
                border-radius: 0;
                font-size: 0.95rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-right .nav-cta-btn-mobile {
                display: inline-block;
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .hero-left {
                padding: 30px 20px;
            }
            .hero-left h1 {
                font-size: 1.8rem;
            }
            .hero-right {
                min-height: 240px;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr 1fr;
            }
            .flash-deal-bar {
                flex-direction: column;
                gap: 8px;
                padding: 10px 16px;
                text-align: center;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .steps-container {
                flex-direction: column;
            }
            .cta-form-section {
                padding: 30px 20px;
                margin: 0 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compare-col {
                padding: 24px 16px;
            }
        }

        @media (max-width: 520px) {
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .hero-left h1 {
                font-size: 1.5rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-outline {
                width: 100%;
                text-align: center;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
        }

/* roulang page: category5 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            box-sizing: border-box;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 12px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Mobile Nav */
        @media (max-width: 1024px) {
            .nav-links {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                transform: translateY(-120%);
                transition: transform 0.3s ease;
                z-index: 999;
            }

            .nav-links.open {
                transform: translateY(0);
            }

            .nav-links a {
                padding: 12px 16px;
                width: 100%;
                font-size: 1rem;
                border-radius: var(--radius-sm);
            }

            .nav-links a.active::after {
                display: none;
            }

            .nav-links a.active {
                background: rgba(200, 16, 46, 0.06);
                border-left: 3px solid var(--milan-red);
            }

            .hamburger-toggle {
                display: block;
            }

            .nav-right {
                gap: 6px;
            }

            .nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav-logo {
                font-size: 1.25rem;
            }

            .nav-cta-btn {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
        }

        /* Hero - 资源下载站风格 */
        .hero-category {
            padding-top: 60px;
            min-height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.88) 0%, rgba(26, 26, 26, 0.72) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-position: center;
            background-size: cover;
            position: relative;
            text-align: center;
        }

        .hero-category-inner {
            max-width: 800px;
            width: 100%;
            padding: 60px 20px;
            z-index: 2;
        }

        .hero-category-badge {
            display: inline-block;
            background: var(--milan-red);
            color: var(--pure-white);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .hero-category h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--pure-white);
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .hero-category h1 span {
            color: var(--warm-gold);
        }

        .hero-category .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-search-wrap {
            display: flex;
            max-width: 560px;
            margin: 0 auto 28px;
            background: var(--pure-white);
            border-radius: 40px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
            transition: box-shadow var(--transition-base);
        }

        .hero-search-wrap:focus-within {
            box-shadow: 0 12px 40px rgba(200, 16, 46, 0.25);
        }

        .hero-search-wrap input {
            flex: 1;
            padding: 14px 22px;
            border: none;
            font-size: 1rem;
            color: var(--text-primary);
            background: transparent;
            min-width: 0;
        }

        .hero-search-wrap input::placeholder {
            color: #999;
        }

        .hero-search-wrap button {
            padding: 14px 26px;
            background: var(--milan-red);
            color: var(--pure-white);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: background var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .hero-search-wrap button:hover {
            background: var(--milan-red-hover);
        }

        .hero-quick-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            max-width: 600px;
            margin: 0 auto;
        }

        .hero-quick-tag {
            display: inline-block;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.12);
            color: rgba(255, 255, 255, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 22px;
            font-size: 0.875rem;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .hero-quick-tag:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.5);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .hero-category {
                min-height: 60vh;
            }

            .hero-category h1 {
                font-size: 2rem;
            }

            .hero-category .hero-subtitle {
                font-size: 1rem;
            }

            .hero-search-wrap {
                border-radius: 30px;
                flex-direction: column;
                background: transparent;
                box-shadow: none;
                gap: 10px;
            }

            .hero-search-wrap input {
                border-radius: 30px;
                background: var(--pure-white);
                padding: 13px 20px;
                width: 100%;
            }

            .hero-search-wrap button {
                border-radius: 30px;
                text-align: center;
                width: 100%;
                padding: 13px 20px;
            }

            .hero-quick-tags {
                gap: 8px;
            }

            .hero-quick-tag {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
        }

        /* Section共通 */
        .section-block {
            padding: 70px 0;
        }

        .section-block-alt {
            padding: 70px 0;
            background: var(--pure-white);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 10px;
            line-height: 1.3;
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--milan-red);
            margin-top: 10px;
            border-radius: 2px;
        }

        .section-title.center::after {
            margin-left: auto;
            margin-right: auto;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 700px;
        }

        /* 卡片 */
        .card-base {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
            overflow: hidden;
        }

        .card-base:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: transparent;
            border-left: 3px solid var(--milan-red);
        }

        /* 按钮 */
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.3);
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: transparent;
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--milan-red);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        /* 对比区 */
        .compare-card {
            border-radius: var(--radius-md);
            padding: 32px 28px;
            position: relative;
        }

        .compare-card.old {
            background: #f9f9f9;
            border: 1px solid var(--border-light);
        }

        .compare-card.new {
            background: #FDEDEC;
            border: 1px solid rgba(200, 16, 46, 0.2);
        }

        .compare-badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .compare-badge.old-badge {
            background: #e0e0e0;
            color: #555;
        }

        .compare-badge.new-badge {
            background: var(--milan-red);
            color: var(--pure-white);
        }

        .compare-vs {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--deep-black);
            color: var(--warm-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        /* FAQ */
        .faq-item {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--card-shadow);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: color var(--transition-base);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--milan-red);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            color: #555;
            line-height: 1.7;
            margin: 0;
            font-size: 0.95rem;
        }

        /* 流程步骤 */
        .step-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            padding: 20px 0;
            position: relative;
        }

        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--milan-red);
            color: var(--pure-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .step-content h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .step-content p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* 数据看板 */
        .stat-card {
            text-align: center;
            padding: 24px 16px;
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: box-shadow var(--transition-base);
        }

        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* CTA表单 */
        .cta-form-wrap {
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            max-width: 500px;
            width: 100%;
        }

        .cta-form-wrap input,
        .cta-form-wrap select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            margin-bottom: 14px;
            background: var(--pure-white);
        }

        .cta-form-wrap input:focus,
        .cta-form-wrap select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .cta-form-wrap .btn-primary {
            width: 100%;
            padding: 14px;
            font-size: 1.05rem;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            color: var(--pure-white);
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 14px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #CCC;
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.85rem;
            color: #999;
            line-height: 2;
        }

        .footer-bottom a {
            color: #CCC;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .section-block,
            .section-block-alt {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .compare-vs {
                width: 40px;
                height: 40px;
                font-size: 0.9rem;
            }

            .stat-number {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .hero-category h1 {
                font-size: 1.6rem;
            }

            .cta-form-wrap {
                padding: 24px 18px;
            }
        }

/* roulang page: category6 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            padding-top: 60px;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Category Hero Banner */
        .category-hero {
            position: relative;
            width: 100%;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(26, 26, 26, 0.55) 100%);
            z-index: 1;
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 40px 20px;
            max-width: 800px;
        }

        .category-hero-content .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(212, 175, 55, 0.2);
            border: 1px solid var(--warm-gold);
            color: var(--warm-gold);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .category-hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--pure-white);
            line-height: 1.3;
            margin-bottom: 12px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .category-hero-content h1 span {
            color: var(--warm-gold);
        }

        .category-hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .category-hero-content .hero-cta-btn {
            display: inline-block;
            padding: 13px 32px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
        }

        .category-hero-content .hero-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.35);
        }

        /* Section Titles */
        .section-title-block {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-title-block h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-title-block .section-line {
            width: 50px;
            height: 3px;
            background: var(--milan-red);
            margin: 10px auto;
            border-radius: 2px;
        }

        .section-title-block p {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* Stats Dashboard */
        .stats-dashboard {
            padding: 60px 0;
            background: var(--pure-white);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            max-width: 1000px;
            margin: 0 auto;
        }

        .stat-card {
            text-align: center;
            padding: 30px 20px;
            border-right: 1px solid var(--border-light);
            transition: transform var(--transition-base);
        }

        .stat-card:last-child {
            border-right: none;
        }

        .stat-card:hover {
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .stat-card .stat-icon {
            font-size: 1.8rem;
            color: var(--warm-gold);
            margin-bottom: 8px;
        }

        /* Feature Cards */
        .features-section {
            padding: 60px 0;
            background: var(--light-gray);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 28px 24px;
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: transparent;
            transition: background var(--transition-base);
            border-radius: var(--radius-md) 0 0 var(--radius-md);
        }

        .feature-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: var(--border-color);
        }

        .feature-card:hover::before {
            background: var(--milan-red);
        }

        .feature-card .feature-icon-wrapper {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(200, 16, 46, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--milan-red);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .feature-card .feature-tag {
            display: inline-block;
            margin-top: 12px;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
            border-radius: 50px;
        }

        /* Membership Comparison */
        .membership-section {
            padding: 60px 0;
            background: var(--pure-white);
        }

        .membership-table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
        }

        .membership-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.95rem;
        }

        .membership-table thead th {
            background: var(--deep-black);
            color: var(--text-on-dark);
            padding: 16px 20px;
            text-align: center;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
        }

        .membership-table thead th.highlight-col {
            background: var(--milan-red);
            position: relative;
        }

        .membership-table thead th.highlight-col::after {
            content: '推荐';
            position: absolute;
            top: -10px;
            right: 10px;
            background: var(--warm-gold);
            color: var(--deep-black);
            font-size: 0.7rem;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
        }

        .membership-table tbody td {
            padding: 14px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-primary);
        }

        .membership-table tbody tr:nth-child(even) {
            background: #FAFAFA;
        }

        .membership-table tbody td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--deep-black);
        }

        .membership-table .check-icon {
            color: var(--sport-green);
            font-weight: 700;
        }

        .membership-table .dash-icon {
            color: #CCC;
        }

        .membership-table .gold-check {
            color: var(--warm-gold);
            font-weight: 700;
        }

        /* Process Steps */
        .process-section {
            padding: 60px 0;
            background: var(--light-gray);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 60px;
            right: 60px;
            height: 2px;
            background: var(--border-color);
            z-index: 0;
            display: none;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
            background: var(--pure-white);
            border-radius: var(--radius-md);
            padding: 28px 18px;
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            border: 1px solid var(--border-light);
        }

        .process-step:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--milan-red);
            color: var(--pure-white);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 14px;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-section {
            padding: 60px 0;
            background: var(--pure-white);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            background: var(--pure-white);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            background: var(--pure-white);
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            cursor: pointer;
            transition: color var(--transition-base);
            gap: 12px;
            text-align: left;
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px 20px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: #555;
            line-height: 1.7;
        }

        /* CTA Form Section */
        .cta-form-section {
            padding: 60px 0;
            background: var(--light-gray);
        }

        .cta-form-wrapper {
            max-width: 520px;
            margin: 0 auto;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
        }

        .cta-form-wrapper h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--deep-black);
            text-align: center;
            margin-bottom: 6px;
        }

        .cta-form-wrapper .form-subtitle {
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            color: var(--text-primary);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            background: #FAFAFA;
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            background: var(--pure-white);
        }

        .form-submit-btn {
            width: 100%;
            padding: 13px 20px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            margin-top: 8px;
        }

        .form-submit-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.3);
        }

        /* Community Highlight Cards */
        .highlight-cards-section {
            padding: 60px 0;
            background: var(--pure-white);
        }

        .highlight-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .highlight-card {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            transition: all var(--transition-base);
            background: var(--pure-white);
            display: flex;
            flex-direction: column;
        }

        .highlight-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .highlight-card .highlight-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .highlight-card .highlight-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .highlight-card .highlight-body h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
        }

        .highlight-card .highlight-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .highlight-card .highlight-link {
            display: inline-block;
            margin-top: 12px;
            font-weight: 600;
            color: var(--milan-red);
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }

        .highlight-card .highlight-link:hover {
            color: var(--milan-red-hover);
            text-decoration: underline;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 0;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: var(--text-on-dark);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #AAA;
            font-size: 0.875rem;
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.825rem;
            color: #888;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #AAA;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--milan-red);
        }

        /* Mobile Nav */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 60px;
            right: 0;
            width: 280px;
            bottom: 0;
            background: var(--pure-white);
            z-index: 1000;
            padding: 20px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.04);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1px;
            }
            .stat-card {
                border-right: 1px solid var(--border-light);
                border-bottom: 1px solid var(--border-light);
            }
            .stat-card:nth-child(even) {
                border-right: none;
            }
            .stat-card:nth-child(3),
            .stat-card:nth-child(4) {
                border-bottom: none;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlight-cards-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero {
                min-height: 320px;
            }
            .category-hero-content h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .category-hero {
                min-height: 280px;
            }
            .category-hero-content h1 {
                font-size: 1.8rem;
            }
            .category-hero-content .hero-subtitle {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .highlight-cards-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .section-title-block h2 {
                font-size: 1.6rem;
            }
            .membership-table-wrapper {
                margin: 0 -10px;
                border-radius: 0;
            }
            .cta-form-wrapper {
                padding: 24px 18px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 520px) {
            .category-hero {
                min-height: 240px;
            }
            .category-hero-content h1 {
                font-size: 1.5rem;
            }
            .category-hero-content .hero-subtitle {
                font-size: 0.85rem;
            }
            .category-hero-content .hero-cta-btn {
                padding: 11px 24px;
                font-size: 0.9rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .stat-card .stat-label {
                font-size: 0.78rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-title-block h2 {
                font-size: 1.4rem;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .process-step {
                padding: 20px 14px;
            }
            .highlight-card .highlight-img {
                height: 160px;
            }
        }

/* roulang page: category7 */
:root {
            --milan-red: #C8102E;
            --milan-red-hover: #A60C1F;
            --deep-black: #1A1A1A;
            --warm-gold: #D4AF37;
            --pure-white: #FFFFFF;
            --light-gray: #F4F4F4;
            --text-primary: #333333;
            --text-secondary: #666666;
            --text-on-dark: #FFFFFF;
            --border-color: #E0E0E0;
            --border-light: #E5E7EB;
            --sport-green: #2E8B57;
            --soft-red: #E74C3C;
            --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            --card-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --transition-base: 0.25s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-primary);
            background-color: var(--light-gray);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input,
        select {
            font-family: inherit;
            outline: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            background: rgba(255, 255, 255, 0.98);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--milan-red);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--milan-red-hover);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--milan-red);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--milan-red);
            border-radius: 1px;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-search-icon {
            font-size: 1.1rem;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 8px;
            border-radius: 50%;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .nav-search-icon:hover {
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
        }

        .nav-cta-btn {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base);
        }

        .nav-cta-btn:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px;
            cursor: pointer;
            line-height: 1;
        }

        /* Hero */
        .hero-section {
            padding-top: 60px;
            display: flex;
            min-height: 70vh;
            align-items: stretch;
            background: var(--pure-white);
            position: relative;
            overflow: hidden;
        }

        .hero-left {
            flex: 0 0 45%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 60px 40px 60px 60px;
            z-index: 2;
            background: var(--pure-white);
        }

        .hero-left .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--milan-red);
            background: rgba(200, 16, 46, 0.06);
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-left h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--deep-black);
            line-height: 1.25;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
        }

        .hero-left h1 .highlight {
            color: var(--milan-red);
            position: relative;
        }

        .hero-left .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 28px;
            max-width: 440px;
        }

        .hero-left .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-right {
            flex: 0 0 55%;
            position: relative;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26, 26, 26, 0.15);
            z-index: 1;
        }

        .hero-right .hero-overlay-content {
            position: absolute;
            bottom: 40px;
            right: 40px;
            z-index: 2;
            display: flex;
            gap: 20px;
        }

        .hero-stat-mini {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            text-align: center;
            min-width: 90px;
        }

        .hero-stat-mini .stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--milan-red);
            line-height: 1.1;
        }

        .hero-stat-mini .stat-label {
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* Section titles */
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .section-title .title-line {
            width: 48px;
            height: 3px;
            background: var(--milan-red);
            margin: 0 auto 14px;
            border-radius: 2px;
        }

        .section-title p {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* Cards */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cert-card {
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            overflow: hidden;
            transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .cert-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: transparent;
            border-left: 3px solid var(--milan-red);
        }

        .cert-card .card-img-wrap {
            height: 180px;
            overflow: hidden;
        }

        .cert-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .cert-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .cert-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .cert-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .cert-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .cert-card .card-body .card-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(200, 16, 46, 0.07);
            color: var(--milan-red);
            border-radius: 20px;
            align-self: flex-start;
        }

        /* Data bar */
        .data-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: var(--pure-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .data-bar .data-item {
            padding: 28px 20px;
            text-align: center;
            border-right: 1px solid var(--border-light);
            transition: background var(--transition-base);
        }

        .data-bar .data-item:last-child {
            border-right: none;
        }

        .data-bar .data-item .data-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--milan-red);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-bar .data-item .data-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* Process steps */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .process-step .step-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--milan-red);
            color: var(--pure-white);
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            position: relative;
            z-index: 2;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
            transition: transform var(--transition-base);
        }

        .process-step:hover .step-circle {
            transform: scale(1.1);
        }

        .process-step h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 4px;
        }

        .process-step p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .process-connector {
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--border-light);
            z-index: 0;
        }

        /* Comparison */
        .comparison-block {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 0;
            align-items: stretch;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
        }

        .comparison-col {
            padding: 36px 30px;
        }

        .comparison-col.traditional {
            background: #F9FAFB;
        }

        .comparison-col.milan {
            background: #FDEDEC;
        }

        .comparison-col h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 18px;
            text-align: center;
        }

        .comparison-col.traditional h3 {
            color: var(--text-secondary);
        }

        .comparison-col.milan h3 {
            color: var(--milan-red);
        }

        .comparison-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-col ul li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 0.9rem;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.5;
        }

        .comparison-col ul li:last-child {
            border-bottom: none;
        }

        .comparison-col ul li i {
            margin-top: 3px;
            flex-shrink: 0;
        }

        .comparison-col.traditional ul li i {
            color: #999;
        }

        .comparison-col.milan ul li i {
            color: var(--sport-green);
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 12px;
            z-index: 2;
        }

        .vs-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--deep-black);
            color: var(--warm-gold);
            font-weight: 800;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--pure-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .faq-question {
            width: 100%;
            background: none;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--deep-black);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            text-align: left;
            line-height: 1.5;
            transition: color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--milan-red);
        }

        .faq-question i {
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: transform var(--transition-base), color var(--transition-base);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--milan-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: #555;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--light-gray);
            padding: 60px 0;
        }

        .cta-form-wrap {
            max-width: 500px;
            margin: 0 auto;
            background: var(--pure-white);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
        }

        .cta-form-wrap h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--deep-black);
            text-align: center;
            margin-bottom: 6px;
        }

        .cta-form-wrap .cta-sub {
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 11px 14px;
            font-size: 0.95rem;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--pure-white);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: var(--milan-red);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .btn-submit {
            width: 100%;
            padding: 13px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base), transform var(--transition-base);
            letter-spacing: 0.5px;
        }

        .btn-submit:hover {
            background: var(--milan-red-hover);
            transform: translateY(-1px);
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--pure-white);
            background: var(--milan-red);
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), transform var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            background: var(--milan-red-hover);
            transform: translateY(-2px);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 26px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--milan-red);
            background: var(--pure-white);
            border: 2px solid var(--milan-red);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--milan-red);
            color: var(--pure-white);
            transform: translateY(-2px);
        }

        /* Deep content */
        .deep-content-block {
            background: var(--pure-white);
            border-left: 4px solid var(--milan-red);
            padding: 32px 36px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            box-shadow: var(--card-shadow);
            line-height: 1.8;
        }

        .deep-content-block h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--deep-black);
            margin-bottom: 14px;
        }

        .deep-content-block p {
            font-size: 0.95rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .deep-content-block p:last-child {
            margin-bottom: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--deep-black);
            color: #CCC;
            padding: 50px 0 0;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }

        .site-footer .footer-col h4 {
            color: var(--pure-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            color: #BBB;
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--milan-red);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #333;
            padding: 20px 0;
            text-align: center;
            font-size: 0.8rem;
            color: #999;
            line-height: 1.8;
        }

        .site-footer .footer-bottom a {
            color: #BBB;
            transition: color var(--transition-base);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--milan-red);
        }

        /* Section spacing */
        .section-spacing {
            padding: 64px 0;
        }

        .section-spacing-sm {
            padding: 40px 0;
        }

        .bg-white-section {
            background: var(--pure-white);
        }

        .bg-light-section {
            background: var(--light-gray);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .process-connector {
                display: none;
            }
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-bar .data-item:nth-child(2) {
                border-right: none;
            }
            .comparison-block {
                grid-template-columns: 1fr;
            }
            .comparison-vs {
                padding: 10px 0;
            }
            .vs-circle {
                width: 40px;
                height: 40px;
                font-size: 0.85rem;
            }
            .hero-section {
                flex-direction: column;
                min-height: auto;
            }
            .hero-left {
                flex: 0 0 auto;
                padding: 40px 24px;
                order: 2;
            }
            .hero-right {
                flex: 0 0 auto;
                height: 320px;
                order: 1;
            }
            .hero-left h1 {
                font-size: 2rem;
            }
            .hero-right .hero-overlay-content {
                bottom: 16px;
                right: 16px;
                gap: 10px;
            }
            .hero-stat-mini {
                padding: 10px 14px;
                min-width: 70px;
            }
            .hero-stat-mini .stat-num {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--pure-white);
                flex-direction: column;
                padding: 12px 0;
                border-bottom: 2px solid var(--border-light);
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
                z-index: 999;
                gap: 0;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 20px;
                border-radius: 0;
                font-size: 0.95rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: rgba(200, 16, 46, 0.04);
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-cta-btn {
                font-size: 0.8rem;
                padding: 7px 14px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .hero-left {
                padding: 30px 20px;
            }
            .hero-left h1 {
                font-size: 1.7rem;
            }
            .hero-right {
                height: 240px;
            }
            .section-spacing {
                padding: 40px 0;
            }
            .section-title h2 {
                font-size: 1.5rem;
            }
            .comparison-col {
                padding: 24px 18px;
            }
            .deep-content-block {
                padding: 20px 18px;
            }
            .cta-form-wrap {
                padding: 24px 18px;
            }
        }

        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 1.4rem;
            }
            .hero-left .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-right {
                height: 200px;
            }
            .hero-stat-mini {
                padding: 8px 10px;
                min-width: 60px;
            }
            .hero-stat-mini .stat-num {
                font-size: 1.1rem;
            }
            .hero-stat-mini .stat-label {
                font-size: 0.7rem;
            }
            .data-bar {
                grid-template-columns: 1fr 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 18px;
                font-size: 0.9rem;
            }
            .hero-left .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .hero-left .hero-cta-group .btn-primary,
            .hero-left .hero-cta-group .btn-outline {
                text-align: center;
                width: 100%;
            }
        }