/* roulang page: index */
:root {
            --bg-primary: #1E1510;
            --bg-secondary: #2C2420;
            --bg-tertiary: #1a1210;
            --bg-card: #2C2420;
            --bg-dark: #0F0B09;
            --bg-glass: rgba(30, 21, 16, 0.85);
            --accent-gold: #C89F4B;
            --accent-gold-hover: #d4ad5a;
            --accent-gold-light: rgba(200, 159, 75, 0.15);
            --accent-gold-border: rgba(200, 159, 75, 0.35);
            --accent-red: #8B3A3A;
            --accent-red-hover: #a04545;
            --accent-red-light: rgba(139, 58, 58, 0.2);
            --text-primary: #f0e6d8;
            --text-secondary: #c4b8a8;
            --text-muted: #8a7d6f;
            --text-light: #a89880;
            --border-default: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.05);
            --border-gold: rgba(200, 159, 75, 0.35);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.6);
            --shadow-button: 0 2px 10px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --radius-xs: 4px;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --radius-round: 50%;
            --transition-fast: 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
            --font-heading: 'Noto Sans SC', sans-serif;
            --font-body: 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --nav-height: 72px;
            --step-bar-height: 48px;
            --letter-spacing: -0.02em;
        }

        *,
        *::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-body);
            font-weight: 400;
            line-height: 1.7;
            letter-spacing: var(--letter-spacing);
            color: var(--text-primary);
            background: var(--bg-primary);
            background-image: linear-gradient(180deg, #1E1510 0%, #0F0B09 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--accent-gold-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: var(--radius-xs);
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        button:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: var(--radius-md);
        }

        input {
            font-family: var(--font-body);
            outline: none;
        }

        input:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: var(--bg-glass);
            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-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .nav-logo:hover {
            color: var(--accent-gold);
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            background: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1E1510;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            display: block;
            padding: 10px 18px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 60%;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 1px;
            transition: transform var(--transition-smooth);
        }

        .nav-menu a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
        }

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

        .nav-menu a.active {
            color: var(--accent-gold);
            font-weight: 700;
        }

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

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 8px;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-glass);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-light);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition-smooth);
                pointer-events: none;
                z-index: 999;
            }

            .nav-menu.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-menu a {
                padding: 14px 18px;
                font-size: 1rem;
                width: 100%;
                text-align: center;
            }

            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .nav-logo {
                font-size: 1.1rem;
            }

            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

        /* ========== STEP PROGRESS BAR ========== */
        .step-progress-bar {
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--step-bar-height);
            background: rgba(15, 11, 9, 0.9);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .step-progress-bar::-webkit-scrollbar {
            display: none;
        }

        .step-progress-inner {
            display: flex;
            align-items: center;
            gap: 0;
            min-width: max-content;
            padding: 0 24px;
            margin: 0 auto;
            max-width: var(--container-max);
            width: 100%;
            justify-content: center;
        }

        .step-item {
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
            flex-shrink: 0;
        }

        .step-item:hover {
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.03);
        }

        .step-item.active {
            color: var(--accent-gold);
            font-weight: 700;
        }

        .step-dot {
            width: 26px;
            height: 26px;
            border-radius: var(--radius-round);
            background: var(--bg-secondary);
            border: 2px solid var(--border-default);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .step-item.active .step-dot {
            background: var(--accent-gold);
            border-color: var(--accent-gold);
            color: #1E1510;
            box-shadow: 0 0 16px rgba(200, 159, 75, 0.4);
        }

        .step-connector {
            width: 40px;
            height: 2px;
            background: var(--border-default);
            flex-shrink: 0;
            transition: background var(--transition-smooth);
            border-radius: 1px;
        }

        .step-connector.done {
            background: var(--accent-gold);
        }

        @media (max-width: 768px) {
            .step-progress-inner {
                padding: 0 12px;
                gap: 0;
            }

            .step-item {
                padding: 6px 10px;
                font-size: 0.75rem;
                gap: 5px;
            }

            .step-dot {
                width: 22px;
                height: 22px;
                font-size: 0.6rem;
            }

            .step-connector {
                width: 20px;
            }
        }

        /* ========== MAIN CONTENT OFFSET ========== */
        .main-content {
            padding-top: calc(var(--nav-height) + var(--step-bar-height));
        }

        /* ========== SECTION BASE ========== */
        section {
            padding: 80px 0;
            position: relative;
        }

        @media (max-width: 1024px) {
            section {
                padding: 60px 0;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 48px 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
            margin-bottom: 12px;
            padding: 4px 12px;
            border: 1px solid var(--accent-gold-border);
            border-radius: 20px;
            background: var(--accent-gold-light);
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.5rem;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: var(--letter-spacing);
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 32px;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.75rem;
            }

            .section-desc {
                font-size: 0.9rem;
            }
        }

        /* ========== HERO SECTION ========== */
        #hero {
            min-height: calc(100vh - var(--nav-height) - var(--step-bar-height));
            display: flex;
            align-items: center;
            padding: 60px 0 80px;
            background: radial-gradient(ellipse at 50% 30%, rgba(200, 159, 75, 0.08) 0%, transparent 70%),
                radial-gradient(ellipse at 80% 70%, rgba(139, 58, 58, 0.06) 0%, transparent 60%),
                linear-gradient(180deg, #1E1510 0%, #0F0B09 100%);
        }

        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-icon-matrix {
            display: flex;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .hero-icon-item {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-lg);
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-gold);
            transition: all var(--transition-smooth);
            position: relative;
        }

        .hero-icon-item:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 8px 24px rgba(200, 159, 75, 0.2);
            transform: translateY(-4px);
            color: var(--accent-gold-hover);
        }

        .hero-icon-label {
            font-size: 0.7rem;
            color: var(--text-muted);
            text-align: center;
            margin-top: 6px;
            letter-spacing: 0.04em;
        }

        .hero-icon-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        @media (max-width: 768px) {
            .hero-icon-item {
                width: 56px;
                height: 56px;
                font-size: 1.3rem;
                border-radius: var(--radius-md);
            }

            .hero-icon-matrix {
                gap: 12px;
            }

            .hero-icon-label {
                font-size: 0.65rem;
            }
        }

        .hero-status-bar {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            justify-content: center;
            margin-bottom: 28px;
            padding: 16px 28px;
            background: var(--bg-card);
            border-radius: 30px;
            border: 1px solid var(--border-default);
        }

        .hero-status-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .hero-status-num {
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--accent-gold);
            font-family: var(--font-heading);
        }

        .hero-status-divider {
            width: 1px;
            height: 28px;
            background: var(--border-default);
            border-radius: 1px;
        }

        @media (max-width: 768px) {
            .hero-status-bar {
                gap: 12px;
                padding: 12px 16px;
                border-radius: 20px;
            }

            .hero-status-item {
                font-size: 0.75rem;
                gap: 4px;
            }

            .hero-status-num {
                font-size: 1rem;
            }

            .hero-status-divider {
                height: 20px;
            }
        }

        h1.hero-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 3.5rem;
            line-height: 1.15;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: var(--letter-spacing);
            max-width: 700px;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 560px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: #1E1510;
            box-shadow: var(--shadow-button);
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-gold-hover);
            box-shadow: 0 6px 24px rgba(200, 159, 75, 0.4);
            transform: translateY(-2px);
            color: #1E1510;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.2);
        }

        .btn-primary::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            transition: left 0.5s ease;
        }

        .btn-primary:hover::after {
            left: 100%;
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-gold);
        }

        .btn-outline:hover {
            border-color: var(--accent-gold);
            background: var(--accent-gold-light);
            color: var(--accent-gold);
            transform: translateY(-2px);
        }

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

        @media (max-width: 768px) {
            h1.hero-title {
                font-size: 2rem;
            }

            .hero-subtitle {
                font-size: 0.95rem;
            }

            .btn {
                padding: 12px 24px;
                font-size: 0.9rem;
                border-radius: var(--radius-md);
            }

            .hero-cta-group {
                gap: 10px;
            }
        }

        /* ========== COLLECTION SECTION ========== */
        #collection {
            background: var(--bg-tertiary);
            position: relative;
            overflow: hidden;
        }

        #collection::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
            filter: brightness(0.6);
        }

        #collection .container {
            position: relative;
            z-index: 1;
        }

        .collection-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .collection-card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 12px;
            cursor: pointer;
        }

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

        .collection-card.card-lg {
            grid-column: span 5;
            grid-row: span 2;
            min-height: 320px;
        }

        .collection-card.card-md {
            grid-column: span 4;
            min-height: 240px;
        }

        .collection-card.card-sm {
            grid-column: span 3;
            min-height: 200px;
        }

        .collection-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--accent-gold-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }

        .collection-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--text-primary);
            line-height: 1.3;
        }

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

        .collection-card .card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--accent-red-light);
            color: #d4a0a0;
            align-self: flex-start;
            letter-spacing: 0.04em;
        }

        @media (max-width: 1024px) {
            .collection-card.card-lg {
                grid-column: span 6;
                grid-row: span 1;
                min-height: 240px;
            }

            .collection-card.card-md {
                grid-column: span 6;
                min-height: 200px;
            }

            .collection-card.card-sm {
                grid-column: span 6;
                min-height: 180px;
            }
        }

        @media (max-width: 768px) {
            .collection-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .collection-card.card-lg,
            .collection-card.card-md,
            .collection-card.card-sm {
                grid-column: span 1;
                min-height: auto;
            }

            .collection-card {
                padding: 20px 18px;
            }
        }

        /* ========== RECOMMEND SECTION ========== */
        #recommend {
            background: var(--bg-primary);
        }

        .recommend-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            margin-top: 32px;
        }

        .recommend-main {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .recommend-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .recommend-item:hover {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }

        .recommend-item-thumb {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-md);
            flex-shrink: 0;
            overflow: hidden;
            background: var(--bg-secondary);
        }

        .recommend-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .recommend-item-info h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .recommend-item-info .meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .recommend-item-badge {
            flex-shrink: 0;
            padding: 6px 14px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 700;
            background: var(--accent-gold-light);
            color: var(--accent-gold);
            white-space: nowrap;
        }

        .recommend-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            height: fit-content;
            position: sticky;
            top: calc(var(--nav-height) + var(--step-bar-height) + 20px);
        }

        .recommend-sidebar h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .sidebar-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-tag {
            padding: 6px 14px;
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 500;
            background: transparent;
            border: 1px solid var(--border-default);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .sidebar-tag:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: var(--accent-gold-light);
        }

        .sidebar-tag.hot {
            border-color: var(--accent-red);
            color: #d4a0a0;
            background: var(--accent-red-light);
        }

        @media (max-width: 1024px) {
            .recommend-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .recommend-sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                gap: 12px;
                padding: 18px;
            }

            .recommend-sidebar h4 {
                width: 100%;
                margin-bottom: 0;
            }
        }

        @media (max-width: 768px) {
            .recommend-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px;
            }

            .recommend-item-thumb {
                width: 56px;
                height: 56px;
            }

            .recommend-item-badge {
                font-size: 0.7rem;
                padding: 4px 10px;
            }

            .recommend-sidebar {
                padding: 14px;
                gap: 8px;
            }
        }

        /* ========== HOT TOPICS SECTION ========== */
        #hot-topics {
            background: var(--bg-tertiary);
        }

        .topics-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            margin-top: 32px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        .topic-tag {
            padding: 12px 24px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            border: 1px solid var(--border-default);
            background: var(--bg-card);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .topic-tag:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: var(--accent-gold-light);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(200, 159, 75, 0.15);
        }

        .topic-tag.featured {
            font-size: 1.1rem;
            font-weight: 700;
            padding: 14px 28px;
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: var(--accent-gold-light);
        }

        .topic-tag.hot-topic {
            border-color: var(--accent-red);
            color: #d4a0a0;
            background: var(--accent-red-light);
        }

        @media (max-width: 768px) {
            .topics-cloud {
                gap: 10px;
            }

            .topic-tag {
                padding: 10px 18px;
                font-size: 0.85rem;
                border-radius: 20px;
            }

            .topic-tag.featured {
                font-size: 0.95rem;
                padding: 12px 20px;
            }
        }

        /* ========== NEWS SECTION ========== */
        #news {
            background: var(--bg-primary);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            margin-top: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            align-items: baseline;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .news-item:hover {
            padding-left: 8px;
        }

        .news-item-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            font-weight: 500;
        }

        .news-item-content {
            flex: 1;
            min-width: 0;
        }

        .news-item-content a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-primary);
            line-height: 1.5;
            display: block;
            transition: color var(--transition-fast);
        }

        .news-item-content a:hover {
            color: var(--accent-gold);
        }

        .news-item-cat {
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 10px;
            background: var(--accent-gold-light);
            color: var(--accent-gold);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.04em;
        }

        .news-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 24px;
            height: fit-content;
            position: sticky;
            top: calc(var(--nav-height) + var(--step-bar-height) + 20px);
        }

        .news-sidebar h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .news-sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-sidebar-item {
            font-size: 0.9rem;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
            cursor: pointer;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

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

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

        @media (max-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .news-sidebar {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .news-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 0;
            }

            .news-item-date {
                font-size: 0.7rem;
            }

            .news-item-content a {
                font-size: 0.85rem;
            }
        }

        /* ========== GUESTS SECTION ========== */
        #guests {
            background: var(--bg-tertiary);
            overflow: hidden;
        }

        .guests-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding: 16px 0;
            margin-top: 24px;
        }

        .guests-scroll::-webkit-scrollbar {
            display: none;
        }

        .guest-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-xl);
            padding: 24px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

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

        .guest-avatar {
            width: 80px;
            height: 80px;
            border-radius: var(--radius-round);
            overflow: hidden;
            border: 3px solid var(--accent-gold);
            flex-shrink: 0;
            background: var(--bg-secondary);
        }

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

        .guest-card h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
        }

        .guest-badge {
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 12px;
            background: var(--accent-gold-light);
            color: var(--accent-gold);
            letter-spacing: 0.04em;
        }

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

        .guest-card .guest-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-gold);
            margin-top: auto;
        }

        .guests-nav {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-top: 24px;
        }

        .guests-nav-btn {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-round);
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            font-size: 1rem;
        }

        .guests-nav-btn:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: var(--accent-gold-light);
        }

        @media (max-width: 768px) {
            .guest-card {
                flex: 0 0 240px;
                padding: 18px;
                gap: 10px;
            }

            .guest-avatar {
                width: 64px;
                height: 64px;
            }
        }

        /* ========== GUIDE SECTION ========== */
        #guide {
            background: var(--bg-primary);
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .guide-card {
            background: var(--bg-card);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

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

        .guide-card-number {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 3rem;
            color: var(--accent-gold);
            opacity: 0.2;
            position: absolute;
            top: 12px;
            right: 20px;
            line-height: 1;
        }

        .guide-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--accent-gold-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }

        .guide-card h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

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

        .guide-card ul {
            list-style: none;
            margin-top: 12px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .guide-card ul li {
            font-size: 0.85rem;
            color: var(--text-secondary);
            padding-left: 20px;
            position: relative;
            line-height: 1.5;
        }

        .guide-card ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 7px;
            width: 6px;
            height: 6px;
            border-radius: var(--radius-round);
            background: var(--accent-gold);
        }

        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 768px) {
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .guide-card {
                padding: 24px 18px;
            }

            .guide-card-number {
                font-size: 2.2rem;
                top: 8px;
                right: 14px;
            }
        }

        /* ========== CTA / SAVE-SHARE SECTION ========== */
        #save-share {
            background: var(--bg-tertiary);
            position: relative;
            overflow: hidden;
            padding: 100px 0;
        }

        #save-share::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
            filter: brightness(0.5);
        }

        #save-share .container {
            position: relative;
            z-index: 1;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        #save-share .section-title {
            font-size: 3rem;
            max-width: 600px;
            margin-bottom: 16px;
        }

        #save-share .section-desc {
            max-width: 500px;
            margin-bottom: 36px;
            font-size: 1.1rem;
        }

        .cta-aux-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 20px;
            cursor: pointer;
            transition: color var(--transition-fast);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: transparent;
        }

        .cta-aux-link:hover {
            color: var(--accent-gold);
            text-decoration-color: var(--accent-gold);
        }

        @media (max-width: 768px) {
            #save-share {
                padding: 70px 0;
            }

            #save-share .section-title {
                font-size: 2rem;
            }

            #save-share .section-desc {
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a0705;
            border-top: 1px solid var(--border-light);
            padding: 60px 0 30px;
            color: var(--text-muted);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 24px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom strong {
            color: var(--text-secondary);
            font-weight: 600;
        }

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

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== ANIMATIONS ========== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
        }

        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .delay-1 {
            transition-delay: 0.1s;
        }

        .delay-2 {
            transition-delay: 0.2s;
        }

        .delay-3 {
            transition-delay: 0.3s;
        }

        .delay-4 {
            transition-delay: 0.4s;
        }

        /* ========== UTILITY ========== */
        .text-gold {
            color: var(--accent-gold);
        }

        .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;
        }