/* roulang page: index */
/* ==================== CSS Design System ==================== */
        :root {
            /* Color System */
            --color-primary: #1E1E1E;
            --color-gold: #B89B5B;
            --color-gold-hover: #9E8245;
            --color-gold-light: #D4C08A;
            --color-bg-warm: #F5F3EF;
            --color-bg-white: #FFFFFF;
            --color-accent: #8B3A3A;
            --color-text: #1E1E1E;
            --color-text-soft: #5C5C5C;
            --color-text-light: #8A8A8A;
            --color-text-on-dark: #FFFFFF;
            --color-text-on-dark-soft: #C5C5C5;
            --color-border: #E8E5DF;
            --color-border-light: #F0EDE8;
            --color-shadow: rgba(0, 0, 0, 0.06);
            --color-shadow-md: rgba(0, 0, 0, 0.10);
            --color-shadow-lg: rgba(0, 0, 0, 0.15);

            /* Typography */
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-size-h1: 2.5rem;
            --font-size-h2: 2rem;
            --font-size-h3: 1.5rem;
            --font-size-h4: 1.25rem;
            --font-size-base: 1rem;
            --font-size-sm: 0.875rem;
            --font-size-xs: 0.75rem;
            --font-weight-h1: 900;
            --font-weight-h2: 700;
            --font-weight-h3: 600;
            --font-weight-bold: 600;
            --font-weight-normal: 400;
            --line-height: 1.7;
            --line-height-heading: 1.25;
            --letter-spacing-tight: -0.02em;
            --letter-spacing-normal: 0;

            /* Spacing */
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1rem;
            --spacing-lg: 1.5rem;
            --spacing-xl: 2rem;
            --spacing-2xl: 3rem;
            --spacing-3xl: 4rem;
            --spacing-4xl: 5rem;
            --spacing-section: 80px;

            /* Border Radius */
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --radius-full: 50%;

            /* Shadows */
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 20px rgba(0, 0, 0, 0.06);
            --shadow-nav: 0 2px 12px rgba(0, 0, 0, 0.08);
            --shadow-coupon: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-coupon-main: 0 8px 32px rgba(0, 0, 0, 0.12);

            /* Transitions */
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);

            /* Container */
            --container-max: 1280px;
            --container-padding: 1.5rem;
        }

        /* ==================== Reset & Base ==================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: var(--font-size-base);
            line-height: var(--line-height);
            color: var(--color-text);
            background-color: var(--color-bg-white);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: var(--letter-spacing-normal);
        }

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

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

        button {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: 1px solid var(--color-border);
            transition: border-color var(--transition-fast);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            width: 100%;
            background: var(--color-bg-white);
            color: var(--color-text);
        }

        input:focus,
        textarea:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(184, 155, 91, 0.1);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: var(--line-height-heading);
            color: var(--color-primary);
        }

        h1 {
            font-size: var(--font-size-h1);
            font-weight: var(--font-weight-h1);
            letter-spacing: var(--letter-spacing-tight);
        }

        h2 {
            font-size: var(--font-size-h2);
            font-weight: var(--font-weight-h2);
        }

        h3 {
            font-size: var(--font-size-h3);
            font-weight: var(--font-weight-h3);
        }

        /* ==================== Utility Classes ==================== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-padding);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-md);
            font-weight: var(--font-weight-bold);
            font-size: var(--font-size-base);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--color-gold);
            color: var(--color-text-on-dark);
            border: 2px solid var(--color-gold);
        }

        .btn-primary:hover {
            background: var(--color-gold-hover);
            border-color: var(--color-gold-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-gold);
            border: 2px solid var(--color-gold);
        }

        .btn-outline:hover {
            background: var(--color-gold);
            color: var(--color-text-on-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-white {
            background: var(--color-bg-white);
            color: var(--color-primary);
            border: 2px solid var(--color-bg-white);
        }

        .btn-white:hover {
            background: #f0f0f0;
            border-color: #f0f0f0;
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .btn-sm {
            padding: 0.5rem 1rem;
            font-size: var(--font-size-sm);
        }

        .btn-lg {
            padding: 1rem 2rem;
            font-size: 1.1rem;
        }

        .tag {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: var(--font-size-xs);
            font-weight: var(--font-weight-bold);
            letter-spacing: 0.03em;
            background: var(--color-bg-warm);
            color: var(--color-text-soft);
            border: 1px solid var(--color-border);
        }

        .tag-accent {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .tag-gold {
            background: rgba(184, 155, 91, 0.12);
            color: var(--color-gold-hover);
            border-color: var(--color-gold-light);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 22px;
            height: 22px;
            border-radius: var(--radius-full);
            font-size: 0.7rem;
            font-weight: var(--font-weight-bold);
            background: var(--color-accent);
            color: #fff;
            padding: 0 6px;
        }

        .section-padding {
            padding: var(--spacing-section) 0;
        }

        .section-header {
            margin-bottom: var(--spacing-3xl);
        }

        .section-header .section-label {
            display: inline-block;
            font-size: var(--font-size-sm);
            font-weight: var(--font-weight-bold);
            color: var(--color-gold);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: var(--spacing-sm);
        }

        .section-header h2 {
            margin-bottom: var(--spacing-md);
            color: var(--color-primary);
        }

        .section-header .section-desc {
            color: var(--color-text-soft);
            font-size: var(--font-size-base);
            max-width: 640px;
            line-height: var(--line-height);
        }

        /* ==================== Navigation ==================== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-primary);
            color: var(--color-text-on-dark);
            height: 64px;
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-fast);
        }

        .site-nav.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-padding);
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: var(--font-weight-h2);
            font-size: 1.2rem;
            color: var(--color-text-on-dark);
            letter-spacing: 0.04em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo i {
            color: var(--color-gold);
            font-size: 1.4rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-links a {
            position: relative;
            padding: 0.5rem 1rem;
            color: var(--color-text-on-dark-soft);
            font-size: var(--font-size-sm);
            font-weight: var(--font-weight-bold);
            letter-spacing: 0.03em;
            transition: color var(--transition-fast);
            white-space: nowrap;
            border-radius: var(--radius-sm);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--color-gold);
            transition: transform var(--transition-fast);
            border-radius: 2px;
        }

        .nav-links a:hover {
            color: var(--color-text-on-dark);
        }

        .nav-links a:hover::after {
            transform: translateX(-50%) scaleX(1);
        }

        .nav-links a.active {
            color: var(--color-gold);
        }

        .nav-links a.active::after {
            transform: translateX(-50%) scaleX(1);
            background: var(--color-gold);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            flex-shrink: 0;
        }

        .nav-notify {
            position: relative;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-on-dark-soft);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: transparent;
            font-size: 1.1rem;
        }

        .nav-notify:hover {
            color: var(--color-text-on-dark);
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-notify .notify-dot {
            position: absolute;
            top: 8px;
            right: 8px;
            width: 8px;
            height: 8px;
            border-radius: var(--radius-full);
            background: var(--color-accent);
            border: 2px solid var(--color-primary);
        }

        .nav-mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: transparent;
            color: var(--color-text-on-dark);
            font-size: 1.3rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition-fast);
        }

        .nav-mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .nav-mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--color-primary);
            padding: var(--spacing-lg);
            flex-direction: column;
            gap: var(--spacing-sm);
            z-index: 999;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow-nav);
            animation: slideDown 0.3s ease;
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            padding: 0.75rem 1rem;
            color: var(--color-text-on-dark-soft);
            font-weight: var(--font-weight-bold);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            font-size: var(--font-size-sm);
            letter-spacing: 0.03em;
        }

        .nav-mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--color-text-on-dark);
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ==================== Hero - Coupon Wall ==================== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 0 80px;
            overflow: hidden;
            background: var(--color-primary);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 30, 0.7) 0%, rgba(30, 30, 30, 0.85) 50%, rgba(30, 30, 30, 0.95) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-padding);
            text-align: center;
        }

        .hero-title-animated {
            animation: fadeInUp 0.8s ease forwards;
            opacity: 0;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-content h1 {
            color: var(--color-text-on-dark);
            margin-bottom: var(--spacing-lg);
            font-size: 2.8rem;
            letter-spacing: 0.02em;
        }

        .hero-content .hero-subtitle {
            color: var(--color-text-on-dark-soft);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto var(--spacing-2xl);
            line-height: 1.8;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: var(--spacing-3xl);
            margin-bottom: var(--spacing-3xl);
            flex-wrap: wrap;
        }

        .hero-stat {
            text-align: center;
            color: var(--color-text-on-dark);
        }

        .hero-stat .stat-num {
            font-size: 2.2rem;
            font-weight: var(--font-weight-h1);
            color: var(--color-gold);
            display: block;
            line-height: 1;
        }

        .hero-stat .stat-label {
            font-size: var(--font-size-sm);
            color: var(--color-text-on-dark-soft);
            margin-top: 0.3rem;
        }

        /* Coupon Wall */
        .coupon-wall {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: flex-end;
            gap: var(--spacing-lg);
            margin-top: var(--spacing-2xl);
        }

        .coupon-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-smooth);
            position: relative;
            border: 2px dashed var(--color-border);
            box-shadow: var(--shadow-coupon);
            width: 200px;
            flex-shrink: 0;
        }

        .coupon-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-coupon-main);
            border-color: var(--color-gold-light);
        }

        .coupon-card.coupon-main {
            width: 280px;
            padding: var(--spacing-2xl) var(--spacing-xl);
            border: 2px solid var(--color-gold);
            box-shadow: var(--shadow-coupon-main);
            background: linear-gradient(135deg, #FFFEF9 0%, #FFFDF5 50%, #FFFEF9 100%);
            z-index: 2;
            transform: scale(1.05);
        }

        .coupon-card.coupon-main:hover {
            transform: scale(1.08) translateY(-6px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.16);
        }

        .coupon-card .coupon-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            padding: 0.25rem 1rem;
            border-radius: 20px;
            font-size: var(--font-size-xs);
            font-weight: var(--font-weight-bold);
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .coupon-card .coupon-icon {
            font-size: 2rem;
            color: var(--color-gold);
            margin-bottom: var(--spacing-sm);
        }

        .coupon-card .coupon-value {
            font-size: 2.5rem;
            font-weight: var(--font-weight-h1);
            color: var(--color-primary);
            line-height: 1;
        }

        .coupon-main .coupon-value {
            font-size: 3rem;
            color: var(--color-gold-hover);
        }

        .coupon-card .coupon-value span {
            font-size: 1rem;
            font-weight: var(--font-weight-normal);
            color: var(--color-text-soft);
        }

        .coupon-card .coupon-title {
            font-weight: var(--font-weight-bold);
            color: var(--color-primary);
            margin: var(--spacing-sm) 0;
            font-size: 0.95rem;
        }

        .coupon-card .coupon-desc {
            font-size: var(--font-size-xs);
            color: var(--color-text-light);
            margin-bottom: var(--spacing-md);
        }

        .coupon-card .coupon-cta {
            font-size: var(--font-size-sm);
            font-weight: var(--font-weight-bold);
            color: var(--color-gold);
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .coupon-card .coupon-cta:hover {
            color: var(--color-gold-hover);
        }

        .coupon-main .coupon-cta {
            display: inline-block;
            background: var(--color-gold);
            color: #fff;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-md);
            font-weight: var(--font-weight-bold);
            transition: all var(--transition-fast);
        }

        .coupon-main .coupon-cta:hover {
            background: var(--color-gold-hover);
            transform: translateY(-2px);
        }

        /* ==================== Track Section (片库轨道) ==================== */
        .track-section {
            background: var(--color-bg-white);
        }

        .track-scroll {
            display: flex;
            gap: var(--spacing-lg);
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: var(--spacing-md);
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
        }

        .track-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .track-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .track-scroll::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 3px;
        }

        .track-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            flex-shrink: 0;
        }

        .track-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-gold-light);
        }

        .track-card .track-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .track-card .track-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .track-card:hover .track-thumb img {
            transform: scale(1.06);
        }

        .track-card .track-hover-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(30, 30, 30, 0.85));
            color: #fff;
            padding: var(--spacing-lg) var(--spacing-md);
            opacity: 0;
            transform: translateY(10px);
            transition: all var(--transition-fast);
        }

        .track-card:hover .track-hover-info {
            opacity: 1;
            transform: translateY(0);
        }

        .track-hover-info .track-title {
            font-weight: var(--font-weight-bold);
            font-size: 1rem;
            margin-bottom: 0.3rem;
        }

        .track-hover-info .track-cta {
            font-size: var(--font-size-sm);
            color: var(--color-gold-light);
            font-weight: var(--font-weight-bold);
        }

        .track-card .track-meta {
            padding: var(--spacing-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: var(--font-size-sm);
            color: var(--color-text-soft);
        }

        .track-meta .track-like {
            display: flex;
            align-items: center;
            gap: 0.3rem;
            color: var(--color-text-light);
            font-size: var(--font-size-xs);
        }

        .track-meta .track-like i {
            color: #c0c0c0;
            transition: color var(--transition-fast);
        }

        .track-card:hover .track-meta .track-like i {
            color: var(--color-accent);
        }

        /* ==================== Hot Recommend Section ==================== */
        .hot-section {
            background: var(--color-bg-warm);
        }

        .hot-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: var(--spacing-lg);
        }

        .hot-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
        }

        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-gold-light);
        }

        .hot-card.hot-featured {
            grid-row: span 2;
        }

        .hot-card .hot-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .hot-card.hot-featured .hot-img {
            aspect-ratio: 16 / 13;
        }

        .hot-card .hot-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

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

        .hot-card .hot-body {
            padding: var(--spacing-lg);
        }

        .hot-card .hot-tag-row {
            display: flex;
            gap: 0.5rem;
            margin-bottom: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .hot-card .hot-title {
            font-weight: var(--font-weight-bold);
            font-size: 1.05rem;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
            line-height: 1.4;
        }

        .hot-card .hot-desc {
            font-size: var(--font-size-sm);
            color: var(--color-text-soft);
            margin-bottom: var(--spacing-sm);
        }

        .hot-card .hot-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: var(--font-size-xs);
            color: var(--color-text-light);
        }

        .hot-footer .hot-rating {
            color: var(--color-gold);
            font-weight: var(--font-weight-bold);
        }

        .hot-footer .hot-rating i {
            font-size: 0.7rem;
        }

        /* ==================== Category Tabs Section ==================== */
        .category-section {
            background: var(--color-bg-white);
        }

        .category-tabs {
            display: flex;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-2xl);
            flex-wrap: wrap;
            border-bottom: 2px solid var(--color-border-light);
            padding-bottom: var(--spacing-md);
        }

        .category-tab {
            padding: 0.6rem 1.4rem;
            border-radius: 20px;
            font-weight: var(--font-weight-bold);
            font-size: var(--font-size-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: transparent;
            color: var(--color-text-soft);
            border: 1px solid transparent;
            letter-spacing: 0.03em;
        }

        .category-tab:hover {
            color: var(--color-primary);
            background: var(--color-bg-warm);
        }

        .category-tab.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .category-panels {
            position: relative;
        }

        .category-panel {
            display: none;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
            animation: fadeIn 0.4s ease;
        }

        .category-panel.active {
            display: grid;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .category-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
        }

        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-gold-light);
        }

        .category-card .cat-icon {
            font-size: 2.5rem;
            color: var(--color-gold);
            margin-bottom: var(--spacing-md);
        }

        .category-card .cat-title {
            font-weight: var(--font-weight-bold);
            font-size: 1.1rem;
            color: var(--color-primary);
            margin-bottom: 0.4rem;
        }

        .category-card .cat-desc {
            font-size: var(--font-size-sm);
            color: var(--color-text-soft);
            line-height: 1.6;
        }

        .category-card .cat-link {
            display: inline-block;
            margin-top: var(--spacing-md);
            font-weight: var(--font-weight-bold);
            font-size: var(--font-size-sm);
            color: var(--color-gold);
            transition: color var(--transition-fast);
        }

        .category-card:hover .cat-link {
            color: var(--color-gold-hover);
        }

        /* ==================== Hot List Section ==================== */
        .hotlist-section {
            background: var(--color-bg-warm);
        }

        .hotlist-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .hotlist-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg) var(--spacing-xl);
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
        }

        .hotlist-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-gold-light);
        }

        .hotlist-num {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: var(--font-weight-h1);
            font-size: 1.3rem;
            letter-spacing: -0.02em;
        }

        .hotlist-item:nth-child(1) .hotlist-num {
            background: var(--color-gold);
        }

        .hotlist-item:nth-child(2) .hotlist-num {
            background: var(--color-gold-hover);
        }

        .hotlist-item:nth-child(3) .hotlist-num {
            background: #7A6B4F;
        }

        .hotlist-info {
            flex: 1;
            min-width: 0;
        }

        .hotlist-info .hotlist-title {
            font-weight: var(--font-weight-bold);
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 0.2rem;
        }

        .hotlist-info .hotlist-desc {
            font-size: var(--font-size-sm);
            color: var(--color-text-soft);
            line-height: 1.5;
        }

        .hotlist-action {
            flex-shrink: 0;
        }

        /* ==================== News Section ==================== */
        .news-section {
            background: var(--color-bg-white);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: var(--spacing-3xl);
        }

        .news-list .news-item {
            display: flex;
            align-items: baseline;
            gap: var(--spacing-md);
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .news-item:hover {
            padding-left: 0.5rem;
        }

        .news-item .news-date {
            flex-shrink: 0;
            font-size: var(--font-size-xs);
            color: var(--color-text-light);
            font-weight: var(--font-weight-bold);
            letter-spacing: 0.04em;
            min-width: 60px;
        }

        .news-item .news-title-link {
            font-weight: var(--font-weight-bold);
            font-size: 0.95rem;
            color: var(--color-primary);
            transition: color var(--transition-fast);
            line-height: 1.5;
            flex: 1;
        }

        .news-item:hover .news-title-link {
            color: var(--color-gold);
        }

        .news-item .news-arrow {
            flex-shrink: 0;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            font-size: var(--font-size-sm);
        }

        .news-item:hover .news-arrow {
            color: var(--color-gold);
            transform: translateX(3px);
        }

        .news-sidebar {
            background: var(--color-bg-warm);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            border: 1px solid var(--color-border-light);
        }

        .news-sidebar h4 {
            font-weight: var(--font-weight-bold);
            margin-bottom: var(--spacing-lg);
            color: var(--color-primary);
            font-size: 1.1rem;
        }

        .news-sidebar .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: var(--spacing-lg);
        }

        .news-sidebar .sidebar-hot-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) 0;
            font-size: var(--font-size-sm);
            color: var(--color-text-soft);
            cursor: pointer;
            transition: color var(--transition-fast);
            border-bottom: 1px solid var(--color-border-light);
        }

        .news-sidebar .sidebar-hot-item:last-child {
            border-bottom: none;
        }

        .news-sidebar .sidebar-hot-item:hover {
            color: var(--color-gold);
        }

        .sidebar-hot-item .hot-rank {
            width: 24px;
            height: 24px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: var(--font-weight-bold);
            flex-shrink: 0;
        }

        /* ==================== Calendar Section ==================== */
        .calendar-section {
            background: var(--color-bg-warm);
        }

        .calendar-strip {
            display: flex;
            gap: var(--spacing-md);
            overflow-x: auto;
            padding-bottom: var(--spacing-sm);
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .calendar-strip::-webkit-scrollbar {
            height: 4px;
        }

        .calendar-strip::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 2px;
        }

        .calendar-day {
            flex: 0 0 160px;
            scroll-snap-align: start;
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .calendar-day:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-gold-light);
        }

        .calendar-day.featured {
            border-color: var(--color-gold);
            background: linear-gradient(180deg, #FFFEF9 0%, #FFFDF5 100%);
        }

        .calendar-day .cal-date {
            font-weight: var(--font-weight-h1);
            font-size: 1.5rem;
            color: var(--color-primary);
            line-height: 1;
        }

        .calendar-day .cal-month {
            font-size: var(--font-size-xs);
            color: var(--color-text-light);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin: 0.3rem 0;
        }

        .calendar-day .cal-event {
            font-size: var(--font-size-sm);
            font-weight: var(--font-weight-bold);
            color: var(--color-text-soft);
            margin-top: var(--spacing-sm);
            line-height: 1.4;
        }

        .calendar-day .cal-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: var(--radius-full);
            background: var(--color-gold);
            margin-top: 0.4rem;
        }

        /* ==================== CTA Section ==================== */
        .cta-section {
            background: var(--color-primary);
            color: var(--color-text-on-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(184, 155, 91, 0.06);
            pointer-events: none;
        }

        .cta-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-3xl);
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .cta-form-wrap {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            padding: var(--spacing-2xl);
            box-shadow: var(--shadow-coupon-main);
        }

        .cta-form-wrap h3 {
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }

        .cta-form-wrap .cta-form-desc {
            color: var(--color-text-soft);
            font-size: var(--font-size-sm);
            margin-bottom: var(--spacing-xl);
        }

        .cta-form .form-row {
            margin-bottom: var(--spacing-md);
        }

        .cta-form .form-row label {
            display: block;
            font-weight: var(--font-weight-bold);
            font-size: var(--font-size-sm);
            color: var(--color-primary);
            margin-bottom: 0.35rem;
        }

        .cta-form .btn-submit {
            width: 100%;
            padding: 0.9rem;
            font-size: 1rem;
            font-weight: var(--font-weight-bold);
            background: var(--color-gold);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.04em;
        }

        .cta-form .btn-submit:hover {
            background: var(--color-gold-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .cta-info {
            color: var(--color-text-on-dark);
        }

        .cta-info h2 {
            color: var(--color-text-on-dark);
            margin-bottom: var(--spacing-lg);
        }

        .cta-info .cta-desc {
            color: var(--color-text-on-dark-soft);
            line-height: 1.8;
            margin-bottom: var(--spacing-xl);
        }

        .cta-info-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .cta-info-item {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            color: var(--color-text-on-dark-soft);
        }

        .cta-info-item i {
            color: var(--color-gold);
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        /* ==================== FAQ Section ==================== */
        .faq-section {
            background: var(--color-bg-white);
        }

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

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            margin-bottom: var(--spacing-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            background: var(--color-bg-white);
        }

        .faq-item:hover {
            border-color: var(--color-gold-light);
        }

        .faq-item.open {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            cursor: pointer;
            font-weight: var(--font-weight-bold);
            font-size: 1rem;
            color: var(--color-primary);
            user-select: none;
            transition: color var(--transition-fast);
            gap: var(--spacing-md);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            border: 2px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-soft);
        }

        .faq-item.open .faq-icon {
            border-color: var(--color-gold);
            color: var(--color-gold);
            transform: rotate(45deg);
        }

        .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;
        }

        .faq-answer-inner {
            padding: 0 var(--spacing-xl) var(--spacing-xl);
            color: var(--color-text-soft);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        /* ==================== Footer ==================== */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-on-dark-soft);
            padding: var(--spacing-4xl) 0 var(--spacing-2xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: var(--spacing-3xl);
            margin-bottom: var(--spacing-3xl);
        }

        .footer-brand .footer-logo {
            font-weight: var(--font-weight-h2);
            font-size: 1.3rem;
            color: var(--color-text-on-dark);
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.04em;
        }

        .footer-brand .footer-logo i {
            color: var(--color-gold);
        }

        .footer-brand .footer-desc {
            font-size: var(--font-size-sm);
            line-height: 1.7;
            color: var(--color-text-on-dark-soft);
            max-width: 300px;
        }

        .footer-links h4 {
            color: var(--color-text-on-dark);
            font-weight: var(--font-weight-bold);
            margin-bottom: var(--spacing-lg);
            font-size: 1rem;
            letter-spacing: 0.03em;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .footer-links a {
            color: var(--color-text-on-dark-soft);
            font-size: var(--font-size-sm);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--color-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--spacing-xl);
            text-align: center;
            font-size: var(--font-size-xs);
            color: var(--color-text-on-dark-soft);
            letter-spacing: 0.02em;
        }

        /* ==================== Responsive ==================== */
        @media (max-width: 1024px) {
            :root {
                --font-size-h1: 2rem;
                --font-size-h2: 1.6rem;
                --font-size-h3: 1.25rem;
                --spacing-section: 60px;
            }

            .hero-content h1 {
                font-size: 2.2rem;
            }

            .hot-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .hot-card.hot-featured {
                grid-row: span 1;
                grid-column: span 2;
            }
            .hot-card.hot-featured .hot-img {
                aspect-ratio: 16 / 9;
            }

            .category-panel.active {
                grid-template-columns: repeat(2, 1fr);
            }

            .hotlist-grid {
                grid-template-columns: 1fr;
            }

            .news-layout {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }

            .cta-layout {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-2xl);
            }
            .footer-brand {
                grid-column: span 2;
            }

            .coupon-card.coupon-main {
                width: 240px;
                transform: scale(1.02);
            }
            .coupon-card {
                width: 170px;
                padding: var(--spacing-lg);
            }
            .coupon-card .coupon-value {
                font-size: 2rem;
            }
            .coupon-main .coupon-value {
                font-size: 2.4rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-size-h1: 1.7rem;
                --font-size-h2: 1.4rem;
                --font-size-h3: 1.15rem;
                --spacing-section: 48px;
                --container-padding: 1rem;
            }

            .nav-links {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }

            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: var(--spacing-xl);
            }
            .hero-stat .stat-num {
                font-size: 1.6rem;
            }

            .coupon-wall {
                gap: var(--spacing-md);
            }
            .coupon-card {
                width: 140px;
                padding: var(--spacing-md);
            }
            .coupon-card.coupon-main {
                width: 100%;
                max-width: 300px;
                transform: scale(1);
                order: -1;
            }
            .coupon-card.coupon-main:hover {
                transform: scale(1.02) translateY(-4px);
            }
            .coupon-card .coupon-value {
                font-size: 1.6rem;
            }
            .coupon-main .coupon-value {
                font-size: 2rem;
            }

            .track-card {
                flex: 0 0 220px;
            }

            .hot-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .hot-card.hot-featured {
                grid-column: span 1;
            }

            .category-panel.active {
                grid-template-columns: 1fr;
            }

            .category-tabs {
                gap: 0.3rem;
            }
            .category-tab {
                padding: 0.5rem 1rem;
                font-size: var(--font-size-xs);
            }

            .hotlist-item {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-md);
            }
            .hotlist-action {
                width: 100%;
            }
            .hotlist-action .btn {
                width: 100%;
            }

            .calendar-day {
                flex: 0 0 130px;
                padding: var(--spacing-md);
            }

            .cta-form-wrap {
                padding: var(--spacing-xl);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-brand {
                grid-column: span 1;
            }

            .faq-question {
                padding: var(--spacing-md) var(--spacing-lg);
                font-size: 0.9rem;
            }

            .section-header .section-desc {
                font-size: var(--font-size-sm);
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-size-h1: 1.5rem;
                --font-size-h2: 1.25rem;
                --spacing-section: 40px;
            }

            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: var(--spacing-md);
            }
            .coupon-wall {
                flex-direction: column;
                align-items: center;
            }
            .coupon-card {
                width: 100%;
                max-width: 280px;
            }
            .coupon-card.coupon-main {
                width: 100%;
                max-width: 300px;
            }
            .track-card {
                flex: 0 0 180px;
            }
            .calendar-day {
                flex: 0 0 110px;
            }
            .calendar-day .cal-date {
                font-size: 1.2rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .btn {
                padding: 0.6rem 1.1rem;
                font-size: var(--font-size-sm);
            }
            .btn-lg {
                padding: 0.8rem 1.5rem;
                font-size: 1rem;
            }
        }