/* roulang page: index */
:root {
            --primary: #8B0000;
            --primary-light: #a52a2a;
            --secondary: #D4AF37;
            --secondary-light: #e0c068;
            --bg-light: #F5F5F5;
            --dark-text: #2C3E50;
            --text-gray: #6B7280;
            --border-light: #E5E7EB;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
            --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
            --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 28px;
            --radius-xl: 36px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            background: var(--bg-light);
            color: var(--dark-text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            background: transparent;
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(12px);
            box-shadow: 0 2px 30px rgba(0,0,0,0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.02em;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
        }

        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            position: relative;
            padding: 0.25rem 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            transition: var(--transition);
            border-radius: 2px;
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

        .header-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.85);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(139,0,0,0.15);
            border-radius: 50px;
            padding: 0.35rem 0.35rem 0.35rem 1.2rem;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(212,175,55,0.2);
        }

        .search-box input {
            background: transparent;
            border: none;
            padding: 0.45rem 0;
            font-size: 0.9rem;
            color: var(--dark-text);
            width: 140px;
            transition: var(--transition);
        }

        .search-box input::placeholder {
            color: #9CA3AF;
        }

        .search-box button {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            border: none;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: var(--transition);
        }

        .search-box button:hover {
            transform: scale(1.08);
        }

        .btn-login {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 0.55rem 1.8rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(139,0,0,0.25);
        }

        .btn-login:hover {
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 25px rgba(139,0,0,0.35);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.9);
            border-radius: 10px;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid rgba(139,0,0,0.1);
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            margin: 3px 0;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255,255,255,0.98);
            backdrop-filter: blur(16px);
            z-index: 999;
            padding: 2rem 1.5rem;
            flex-direction: column;
            gap: 1.5rem;
            overflow-y: auto;
            opacity: 0;
            transform: translateY(-10px);
            transition: opacity 0.3s ease, transform 0.3s ease;
        }

        .mobile-menu.open {
            display: flex;
            opacity: 1;
            transform: translateY(0);
        }

        .mobile-menu a {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--dark-text);
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .mobile-menu a:hover {
            color: var(--primary);
            padding-left: 0.75rem;
        }

        .mobile-menu .mobile-cta {
            margin-top: 1rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-align: center;
            font-weight: 700;
            font-size: 1.1rem;
            border-bottom: none;
        }

        /* ===== Hero ===== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .hero-split {
            display: flex;
            flex: 1;
            min-height: calc(100vh - 72px);
            margin-top: 72px;
        }

        .hero-left {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 3rem 4rem 3rem 3rem;
            background: #fff;
            position: relative;
            z-index: 2;
        }

        .hero-left .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(212,175,55,0.15);
            color: var(--primary);
            padding: 0.4rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            width: fit-content;
            border: 1px solid rgba(212,175,55,0.25);
        }

        .hero-left h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--primary);
            margin-bottom: 1.2rem;
            max-width: 680px;
        }

        .hero-left .hero-sub {
            font-size: 1.2rem;
            color: #6B7280;
            margin-bottom: 2rem;
            max-width: 540px;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .btn-hero-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 6px 25px rgba(139,0,0,0.3);
        }

        .btn-hero-primary:hover {
            transform: translateY(-3px) scale(1.04);
            box-shadow: 0 12px 40px rgba(139,0,0,0.4);
        }

        .btn-hero-secondary {
            background: transparent;
            color: var(--primary);
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid var(--secondary);
            transition: var(--transition);
        }

        .btn-hero-secondary:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: #9CA3AF;
            font-weight: 500;
        }

        .hero-right {
            flex: 1;
            background: linear-gradient(135deg, rgba(139,0,0,0.05), rgba(212,175,55,0.08));
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-right .bg-wrap {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .hero-right .overlay-grad {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(139,0,0,0.30) 0%, rgba(212,175,55,0.15) 100%);
        }

        .hero-right .hero-mock {
            position: relative;
            z-index: 1;
            width: 80%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0,0,0,0.25);
            overflow: hidden;
            border: 3px solid rgba(255,255,255,0.3);
            aspect-ratio: 16/9;
            background: #1a1a2e;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-right .hero-mock .play-icon {
            width: 72px;
            height: 72px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 2rem;
            box-shadow: 0 0 0 12px rgba(212,175,55,0.2);
            animation: pulse-play 2.5s ease-in-out infinite;
        }

        @keyframes pulse-play {
            0%, 100% { box-shadow: 0 0 0 12px rgba(212,175,55,0.2); }
            50% { box-shadow: 0 0 0 24px rgba(212,175,55,0.08); }
        }

        /* ===== Section Common ===== */
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--dark-text);
            margin-bottom: 0.75rem;
        }

        .section-sub {
            font-size: 1.05rem;
            color: #9CA3AF;
            max-width: 600px;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .section-header .left {
            flex: 1;
        }

        .section-header .right a {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: var(--transition);
        }

        .section-header .right a:hover {
            gap: 0.6rem;
        }

        /* ===== Horizontal Scroll Slider ===== */
        .slider-section {
            padding: 4rem 0;
            background: #fff;
        }

        .slider-container {
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 0.75rem;
            scrollbar-width: thin;
            scrollbar-color: var(--secondary) transparent;
        }

        .slider-container::-webkit-scrollbar {
            height: 4px;
        }

        .slider-container::-webkit-scrollbar-track {
            background: transparent;
        }

        .slider-container::-webkit-scrollbar-thumb {
            background: var(--secondary);
            border-radius: 10px;
        }

        .slider-track {
            display: flex;
            gap: 1.5rem;
            padding: 0.5rem 0;
        }

        .slider-card {
            scroll-snap-align: start;
            flex: 0 0 220px;
            height: 330px;
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            cursor: pointer;
        }

        .slider-card:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-lg);
        }

        .slider-card .card-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            transition: var(--transition);
        }

        .slider-card:hover .card-bg {
            transform: scale(1.08);
        }

        .slider-card .card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.1) 60%, transparent 100%);
        }

        .slider-card .card-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 1.2rem 1rem;
            color: #fff;
            z-index: 1;
        }

        .slider-card .card-info .tag {
            display: inline-block;
            background: rgba(212,175,55,0.85);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.15rem 0.7rem;
            border-radius: 50px;
            margin-bottom: 0.4rem;
        }

        .slider-card .card-info h4 {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.3;
        }

        .slider-arrows {
            display: flex;
            gap: 0.6rem;
        }

        .slider-arrows button {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(139,0,0,0.08);
            border: 1px solid rgba(139,0,0,0.12);
            color: var(--primary);
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .slider-arrows button:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== Grid Cards ===== */
        .grid-cards {
            display: grid;
            grid-template-columns: repeat(1, 1fr);
            gap: 1.5rem;
        }

        @media (min-width: 640px) {
            .grid-cards { grid-template-columns: repeat(2, 1fr); }
        }

        @media (min-width: 768px) {
            .grid-cards { grid-template-columns: repeat(3, 1fr); }
        }

        @media (min-width: 1024px) {
            .grid-cards { grid-template-columns: repeat(4, 1fr); }
        }

        .media-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.04);
        }

        .media-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .media-card .card-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #f0f0f0;
        }

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

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

        .media-card .card-thumb .rating-badge {
            position: absolute;
            top: 0.75rem;
            right: 0.75rem;
            background: rgba(139,0,0,0.85);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.7rem;
            border-radius: 50px;
        }

        .media-card .card-thumb .play-btn-small {
            position: absolute;
            bottom: 0.75rem;
            right: 0.75rem;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            opacity: 0;
            transform: scale(0.8);
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(139,0,0,0.3);
        }

        .media-card:hover .play-btn-small {
            opacity: 1;
            transform: scale(1);
        }

        .media-card .card-body {
            padding: 1rem 1.1rem 1.2rem;
        }

        .media-card .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
            color: var(--dark-text);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .media-card .card-body p {
            font-size: 0.88rem;
            color: #9CA3AF;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.6rem;
            line-height: 1.5;
        }

        .media-card .card-body .meta-row {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: #B0B0B0;
        }

        /* ===== Playlist Section ===== */
        .playlist-section {
            padding: 4rem 0;
            background: var(--bg-light);
        }

        .playlist-grid {
            display: grid;
            grid-template-columns: repeat(1, 1fr);
            gap: 1.25rem;
        }

        @media (min-width: 540px) {
            .playlist-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (min-width: 768px) {
            .playlist-grid { grid-template-columns: repeat(3, 1fr); }
        }

        @media (min-width: 1024px) {
            .playlist-grid { grid-template-columns: repeat(4, 1fr); }
        }

        .playlist-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 0.75rem;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.03);
        }

        .playlist-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .playlist-item .thumb {
            width: 64px;
            height: 64px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            background: #e5e7eb;
        }

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

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

        .playlist-item .info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--dark-text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .playlist-item .info .count {
            font-size: 0.8rem;
            color: #B0B0B0;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 5rem 0;
            background: linear-gradient(135deg, var(--primary), #6B0000, var(--secondary));
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        .cta-inner h2 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.75rem;
            line-height: 1.2;
        }

        .cta-inner p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 2rem;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .btn-cta-white {
            background: #fff;
            color: var(--primary);
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
        }

        .btn-cta-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(0,0,0,0.25);
        }

        .btn-cta-outline {
            background: transparent;
            color: #fff;
            padding: 0.85rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255,255,255,0.6);
            transition: var(--transition);
        }

        .btn-cta-outline:hover {
            background: rgba(255,255,255,0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .subscribe-form {
            display: flex;
            max-width: 480px;
            margin: 0 auto;
            gap: 0.6rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.85rem 1.5rem;
            border-radius: 50px;
            border: 2px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.12);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .subscribe-form input::placeholder {
            color: rgba(255,255,255,0.6);
        }

        .subscribe-form input:focus {
            border-color: #fff;
            background: rgba(255,255,255,0.18);
        }

        .subscribe-form button {
            background: #fff;
            color: var(--primary);
            padding: 0.85rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .subscribe-form button:hover {
            transform: scale(1.04);
            box-shadow: 0 6px 20px rgba(0,0,0,0.2);
        }

        /* ===== News / CMS Section ===== */
        .news-section {
            padding: 4rem 0;
            background: #fff;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            padding: 1.2rem 1.5rem;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .news-item:hover {
            border-color: rgba(139,0,0,0.10);
            box-shadow: var(--shadow-sm);
        }

        .news-item .news-meta {
            flex-shrink: 0;
            min-width: 80px;
            text-align: right;
        }

        .news-item .news-meta .date {
            font-size: 0.8rem;
            color: #B0B0B0;
        }

        .news-item .news-meta .cat {
            display: inline-block;
            background: rgba(212,175,55,0.15);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.1rem 0.6rem;
            border-radius: 50px;
            margin-top: 0.2rem;
        }

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

        .news-item .news-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark-text);
            margin-bottom: 0.3rem;
        }

        .news-item .news-body h3 a {
            transition: var(--transition);
        }

        .news-item .news-body h3 a:hover {
            color: var(--primary);
        }

        .news-item .news-body p {
            font-size: 0.88rem;
            color: #9CA3AF;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.6;
        }

        .news-empty {
            text-align: center;
            padding: 3rem 1rem;
            color: #B0B0B0;
            font-size: 1.05rem;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 4rem 0;
            background: var(--bg-light);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 0.2rem 0;
        }

        .faq-item summary {
            padding: 1.2rem 0;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            transition: var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 1.4rem;
            color: var(--primary);
            font-weight: 300;
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 1rem;
        }

        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0);
        }

        .faq-item summary:hover {
            color: var(--primary);
        }

        .faq-item .answer {
            padding: 0 0 1.2rem 0;
            color: #6B7280;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1a1a2e;
            color: rgba(255,255,255,0.85);
            padding: 4rem 0 1.5rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        @media (min-width: 640px) {
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (min-width: 768px) {
            .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
        }

        .footer-brand .logo-text {
            font-size: 1.6rem;
            display: inline-block;
            margin-bottom: 0.75rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            max-width: 360px;
            line-height: 1.7;
        }

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

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }

        .footer-social {
            display: flex;
            gap: 0.75rem;
            margin-top: 1rem;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.6);
            font-size: 1rem;
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.06);
        }

        .footer-social a:hover {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.35);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .hero-left {
                padding: 2rem 1.5rem;
            }

            .hero-left h1 {
                font-size: 2.4rem;
            }

            .hero-split {
                flex-direction: column;
            }

            .hero-right {
                min-height: 40vh;
            }

            .hero-right .hero-mock {
                width: 70%;
                max-width: 360px;
            }

            .site-header {
                height: 64px;
            }

            .mobile-menu {
                top: 64px;
            }

            .header-inner {
                padding: 0 1rem;
            }

            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .search-box {
                display: none;
            }

            .btn-login {
                padding: 0.4rem 1.2rem;
                font-size: 0.85rem;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .cta-inner h2 {
                font-size: 2rem;
            }

            .slider-card {
                flex: 0 0 180px;
                height: 270px;
            }
        }

        @media (max-width: 639px) {
            .hero-left {
                padding: 1.5rem 1.2rem;
            }

            .hero-left h1 {
                font-size: 1.8rem;
            }

            .hero-left .hero-sub {
                font-size: 1rem;
            }

            .hero-left .hero-badge {
                font-size: 0.75rem;
                padding: 0.3rem 1rem;
            }

            .hero-cta-group {
                flex-direction: column;
                gap: 0.75rem;
            }

            .btn-hero-primary,
            .btn-hero-secondary {
                width: 100%;
                text-align: center;
                padding: 0.75rem 1.5rem;
                font-size: 0.95rem;
            }

            .hero-stats {
                gap: 1.2rem;
            }

            .hero-stat .num {
                font-size: 1.4rem;
            }

            .hero-right {
                min-height: 30vh;
            }

            .hero-right .hero-mock {
                width: 80%;
                max-width: 280px;
            }

            .hero-right .hero-mock .play-icon {
                width: 52px;
                height: 52px;
                font-size: 1.4rem;
            }

            .section-title {
                font-size: 1.5rem;
            }

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

            .cta-inner h2 {
                font-size: 1.6rem;
            }

            .cta-inner p {
                font-size: 0.95rem;
            }

            .slider-card {
                flex: 0 0 150px;
                height: 220px;
            }

            .slider-card .card-info h4 {
                font-size: 0.85rem;
            }

            .media-card .card-body {
                padding: 0.8rem 0.9rem 1rem;
            }

            .media-card .card-body h3 {
                font-size: 0.95rem;
            }

            .news-item {
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem;
            }

            .news-item .news-meta {
                text-align: left;
                display: flex;
                align-items: center;
                gap: 0.6rem;
                min-width: auto;
            }

            .footer-grid {
                gap: 1.5rem;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .subscribe-form {
                flex-direction: column;
                align-items: stretch;
            }

            .subscribe-form input {
                min-width: auto;
            }

            .faq-item summary {
                font-size: 0.95rem;
                padding: 1rem 0;
            }
        }

        @media (max-width: 380px) {
            .hero-left h1 {
                font-size: 1.5rem;
            }
            .logo-text {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }

        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 20px rgba(139,0,0,0.3);
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: var(--transition);
            z-index: 500;
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .back-to-top:hover {
            transform: translateY(-4px) scale(1.05);
            box-shadow: 0 8px 30px rgba(139,0,0,0.4);
        }

        /* ===== Print ===== */
        @media print {
            .site-header { position: relative; background: #fff; }
            .hero-section { min-height: auto; }
            .hero-split { margin-top: 0; }
            .hero-right { min-height: 300px; }
            .back-to-top { display: none; }
            .hamburger { display: none; }
        }

/* roulang page: article */
:root {
            --primary: #8B0000;
            --secondary: #D4AF37;
            --primary-dark: #6B0000;
            --secondary-light: #E8C84A;
            --bg-light: #F5F5F5;
            --text-dark: #2C3E50;
            --text-gray: #6B7280;
            --text-light: #9CA3AF;
            --border-light: #E5E7EB;
            --radius-lg: 1.5rem;
            --radius-md: 1rem;
            --radius-sm: 0.75rem;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-hover: 0 12px 40px rgba(139,0,0,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background: #fff;
            color: var(--text-dark);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.08);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo-icon {
            width: 36px; height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(139,0,0,0.3);
        }
        .logo-text {
            font-size: 1.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.02em;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
        }
        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            position: relative;
            padding: 0.25rem 0;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px; left: 0;
            width: 0; height: 2px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            transition: var(--transition);
            border-radius: 2px;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 999px;
            padding: 0.35rem 0.35rem 0.35rem 1rem;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            color: var(--text-dark);
            width: 120px;
        }
        .search-box button {
            width: 34px; height: 34px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border: none;
            border-radius: 50%;
            color: #fff;
            cursor: pointer;
            font-size: 0.8rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            transform: scale(1.08);
        }
        .btn-cta {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 0.5rem 1.6rem;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .btn-cta:hover {
            transform: scale(1.04);
            box-shadow: 0 8px 24px rgba(139,0,0,0.3);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            background: none;
            border: none;
        }
        .hamburger span {
            width: 26px; height: 2.5px;
            background: var(--text-dark);
            border-radius: 4px;
            transition: var(--transition);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px; left: 0; right: 0;
            background: rgba(255,255,255,0.98);
            backdrop-filter: blur(16px);
            padding: 1.5rem 2rem;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            z-index: 999;
            border-bottom: 2px solid var(--border-light);
        }
        .mobile-menu.open { display: block; }
        .mobile-menu a {
            display: block;
            padding: 0.8rem 0;
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a.active { color: var(--primary); }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            margin-top: 88px;
            background: var(--bg-light);
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb-wrap ol {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-gray);
        }
        .breadcrumb-wrap ol li { display: flex; align-items: center; gap: 0.5rem; }
        .breadcrumb-wrap ol li a { color: var(--primary); }
        .breadcrumb-wrap ol li a:hover { color: var(--secondary); }
        .breadcrumb-wrap ol li+li::before {
            content: '/';
            color: var(--text-light);
        }

        /* ===== 文章正文区 ===== */
        .article-main {
            padding: 2.5rem 0 4rem;
        }
        .article-header {
            margin-bottom: 2.5rem;
            text-align: center;
        }
        .article-header h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-gray);
        }
        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .article-meta .category-tag {
            display: inline-block;
            background: rgba(212,175,55,0.15);
            color: var(--primary);
            padding: 0.2rem 1rem;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .article-body {
            max-width: 820px;
            margin: 0 auto;
        }
        .article-body .prose {
            max-width: none;
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-dark);
        }
        .article-body .prose h2 {
            color: var(--primary);
            margin-top: 2.2rem;
            font-weight: 700;
        }
        .article-body .prose h3 {
            color: var(--text-dark);
            font-weight: 600;
        }
        .article-body .prose a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body .prose a:hover { color: var(--secondary); }
        .article-body .prose blockquote {
            border-left-color: var(--secondary);
            background: var(--bg-light);
            padding: 1rem 1.5rem;
            border-radius: 0 0.75rem 0.75rem 0;
        }
        .article-body .prose img {
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
        }
        .article-body .prose ul li::marker { color: var(--secondary); }

        /* ===== 未找到文章 ===== */
        .not-found-box {
            text-align: center;
            padding: 4rem 2rem;
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            max-width: 600px;
            margin: 2rem auto;
        }
        .not-found-box .icon {
            font-size: 3.5rem;
            color: var(--text-light);
            margin-bottom: 1rem;
        }
        .not-found-box h2 {
            font-size: 1.6rem;
            color: var(--text-dark);
            margin-bottom: 0.5rem;
        }
        .not-found-box p {
            color: var(--text-gray);
            margin-bottom: 1.5rem;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            max-width: 1100px;
            margin: 3rem auto 0;
            padding-top: 2.5rem;
            border-top: 1px solid var(--border-light);
        }
        .related-section .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .related-section .section-title::before {
            content: '';
            width: 4px; height: 28px;
            background: linear-gradient(180deg, var(--primary), var(--secondary));
            border-radius: 4px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .related-card .card-img {
            height: 140px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .related-card .card-img .tag {
            position: absolute;
            top: 10px; left: 10px;
            background: rgba(139,0,0,0.85);
            color: #fff;
            font-size: 0.7rem;
            padding: 0.15rem 0.7rem;
            border-radius: 999px;
            font-weight: 600;
        }
        .related-card .card-body {
            padding: 0.9rem 1rem 1rem;
        }
        .related-card .card-body h3 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 0.3rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body .date {
            font-size: 0.78rem;
            color: var(--text-light);
        }
        .related-card:hover h3 { color: var(--primary); }

        /* ===== 返回顶部 ===== */
        .back-top {
            position: fixed;
            bottom: 2rem; right: 2rem;
            width: 44px; height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.1rem;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(139,0,0,0.3);
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            z-index: 900;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .back-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            transform: scale(1.1) translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1a1a2e;
            color: rgba(255,255,255,0.85);
            padding: 3.5rem 0 0;
            margin-top: 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr;
            gap: 3rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
            margin: 1rem 0 1.2rem;
        }
        .footer-social { display: flex; gap: 0.8rem; }
        .footer-social a {
            width: 38px; height: 38px;
            background: rgba(255,255,255,0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: rgba(255,255,255,0.7);
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0;
            width: 30px; height: 2px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 0.6rem; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding: 1.5rem 0;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .article-header h1 { font-size: 2rem; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .nav-actions .search-box { display: none; }
            .hamburger { display: flex; }
            .article-header h1 { font-size: 1.6rem; }
            .article-meta { gap: 0.8rem; font-size: 0.8rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
            .related-grid { grid-template-columns: 1fr; }
            .back-top { bottom: 1.2rem; right: 1.2rem; width: 38px; height: 38px; font-size: 0.9rem; }
            .container { padding: 0 1rem; }
        }
        @media (max-width: 520px) {
            .article-header h1 { font-size: 1.3rem; }
            .article-body .prose { font-size: 0.95rem; }
            .related-card .card-img { height: 110px; }
            .logo-text { font-size: 1.2rem; }
            .logo-icon { width: 30px; height: 30px; font-size: 13px; }
        }

/* roulang page: category1 */
:root {
            --primary: #8B0000;
            --primary-dark: #6B0000;
            --secondary: #D4AF37;
            --secondary-light: #E8C54A;
            --bg-light: #F5F5F5;
            --bg-dark: #1A1A1A;
            --text-dark: #2C3E50;
            --text-muted: #6B7280;
            --border-light: #E5E7EB;
            --radius-lg: 1.5rem;
            --radius-md: 1rem;
            --radius-sm: 0.75rem;
            --shadow-sm: 0 4px 12px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 40px rgba(0,0,0,0.14);
            --gradient-brand: linear-gradient(135deg, #8B0000 0%, #D4AF37 100%);
            --gradient-hero: linear-gradient(135deg, rgba(139,0,0,0.88) 0%, rgba(212,175,55,0.72) 100%);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: #ffffff;
            color: var(--text-dark);
            line-height: 1.6;
        }
        a { text-decoration: none; color: inherit; transition: color 0.2s; }
        img { max-width: 100%; height: auto; display: block; }
        button { cursor: pointer; border: none; background: none; font-family: inherit; }
        input { font-family: inherit; }

        .container { max-width: 1280px; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
        @media (max-width: 640px) { .container { padding-left: 1rem; padding-right: 1rem; } }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 100;
            height: 72px;
            display: flex; align-items: center;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.04);
            transition: background 0.3s, box-shadow 0.3s;
        }
        .site-header .container {
            display: flex; align-items: center; justify-content: space-between; width: 100%;
        }
        .logo-area {
            display: flex; align-items: center; gap: 0.6rem;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px; height: 36px; border-radius: 10px;
            background: var(--gradient-brand);
            display: flex; align-items: center; justify-content: center;
            color: #fff; font-size: 16px; font-weight: 700;
            box-shadow: 0 4px 12px rgba(139,0,0,0.25);
        }
        .logo-text {
            font-size: 1.5rem; font-weight: 800;
            background: var(--gradient-brand); -webkit-background-clip: text;
            -webkit-text-fill-color: transparent; background-clip: text;
            letter-spacing: -0.02em;
        }
        .nav-links { display: flex; align-items: center; gap: 0.25rem; }
        .nav-links a {
            padding: 0.5rem 1.2rem; border-radius: 999px;
            font-size: 0.9rem; font-weight: 500; color: var(--text-dark);
            transition: all 0.2s; position: relative;
        }
        .nav-links a:hover { background: rgba(139,0,0,0.06); color: var(--primary); }
        .nav-links a.active {
            background: var(--gradient-brand); color: #fff;
            font-weight: 600; box-shadow: 0 4px 14px rgba(139,0,0,0.25);
        }
        .nav-actions { display: flex; align-items: center; gap: 0.75rem; }
        .search-box {
            display: flex; align-items: center;
            background: var(--bg-light); border-radius: 999px;
            padding: 0.4rem 0.4rem 0.4rem 1.2rem;
            border: 1px solid transparent; transition: all 0.25s;
            width: 200px;
        }
        .search-box:focus-within { border-color: var(--secondary); background: #fff; box-shadow: 0 0 0 4px rgba(212,175,55,0.12); }
        .search-box input {
            border: none; background: transparent; outline: none;
            font-size: 0.85rem; color: var(--text-dark); width: 100%;
        }
        .search-box input::placeholder { color: var(--text-muted); }
        .search-box button {
            width: 34px; height: 34px; border-radius: 50%;
            background: var(--gradient-brand); color: #fff;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.85rem; transition: transform 0.2s;
        }
        .search-box button:hover { transform: scale(1.05); }
        .btn-cta-nav {
            background: var(--gradient-brand); color: #fff; padding: 0.5rem 1.6rem;
            border-radius: 999px; font-size: 0.85rem; font-weight: 600;
            transition: all 0.25s; white-space: nowrap;
            box-shadow: 0 4px 14px rgba(139,0,0,0.2);
        }
        .btn-cta-nav:hover { transform: scale(1.04); box-shadow: 0 6px 20px rgba(139,0,0,0.3); }
        .hamburger { display: none; font-size: 1.6rem; color: var(--primary); padding: 0.3rem; }
        .mobile-menu {
            display: none; position: fixed; top: 72px; left: 0; right: 0;
            background: #fff; padding: 2rem 1.5rem; z-index: 99;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            flex-direction: column; gap: 1rem;
            border-bottom: 2px solid var(--secondary-light);
        }
        .mobile-menu.open { display: flex; }
        .mobile-menu a {
            padding: 0.8rem 1.2rem; border-radius: var(--radius-sm);
            font-size: 1.1rem; font-weight: 500; color: var(--text-dark);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-menu a.active { background: var(--gradient-brand); color: #fff; }
        .mobile-menu a:last-child { border-bottom: none; }

        /* ===== Hero ===== */
        .hero-banner {
            margin-top: 72px;
            position: relative; min-height: 70vh;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            display: flex; align-items: center;
        }
        .hero-banner::before {
            content: ''; position: absolute; inset: 0;
            background: var(--gradient-hero);
            mix-blend-mode: multiply;
        }
        .hero-banner .container { position: relative; z-index: 2; width: 100%; }
        .hero-content { max-width: 720px; padding: 3rem 0; }
        .hero-tag {
            display: inline-block; background: rgba(255,255,255,0.18);
            backdrop-filter: blur(6px); padding: 0.35rem 1.4rem;
            border-radius: 999px; color: #fff; font-size: 0.85rem; font-weight: 500;
            margin-bottom: 1.5rem; border: 1px solid rgba(255,255,255,0.15);
        }
        .hero-content h1 {
            font-size: 3.6rem; font-weight: 800; line-height: 1.15;
            color: #fff; margin-bottom: 1.2rem;
            text-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }
        .hero-content h1 span { color: var(--secondary-light); }
        .hero-content p {
            font-size: 1.2rem; color: rgba(255,255,255,0.85);
            max-width: 580px; margin-bottom: 2rem; line-height: 1.7;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
        .btn-primary {
            display: inline-flex; align-items: center; gap: 0.5rem;
            background: var(--gradient-brand); color: #fff; padding: 0.9rem 2.4rem;
            border-radius: 999px; font-size: 1rem; font-weight: 700;
            transition: all 0.3s; box-shadow: 0 6px 20px rgba(139,0,0,0.3);
        }
        .btn-primary:hover { transform: scale(1.05); box-shadow: 0 8px 28px rgba(139,0,0,0.4); }
        .btn-secondary {
            display: inline-flex; align-items: center; gap: 0.5rem;
            border: 2px solid rgba(255,255,255,0.5); color: #fff; padding: 0.85rem 2rem;
            border-radius: 999px; font-size: 0.95rem; font-weight: 600;
            transition: all 0.25s; background: rgba(255,255,255,0.08);
        }
        .btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.15); transform: scale(1.03); }
        .hero-badges { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.5rem; }
        .hero-badge {
            display: flex; align-items: center; gap: 0.5rem;
            background: rgba(255,255,255,0.12); backdrop-filter: blur(4px);
            padding: 0.5rem 1.2rem; border-radius: 999px; color: #fff; font-size: 0.85rem;
            border: 1px solid rgba(255,255,255,0.08);
        }
        .hero-badge strong { font-size: 1.1rem; color: var(--secondary-light); }

        /* ===== Sections ===== */
        .section-pad { padding: 5rem 0; }
        .section-title {
            text-align: center; margin-bottom: 3.5rem;
        }
        .section-title h2 {
            font-size: 2.4rem; font-weight: 700; color: var(--text-dark);
            position: relative; display: inline-block;
        }
        .section-title h2::after {
            content: ''; display: block; width: 60px; height: 4px;
            background: var(--gradient-brand); border-radius: 4px;
            margin: 0.8rem auto 0; 
        }
        .section-title p {
            color: var(--text-muted); font-size: 1.1rem; margin-top: 0.8rem; max-width: 600px; margin-left: auto; margin-right: auto;
        }

        /* ===== 分类页特有：资源分类卡片 ===== */
        .category-intro {
            background: var(--bg-light); border-radius: var(--radius-lg);
            padding: 2.5rem; margin-bottom: 3rem;
            border-left: 6px solid var(--secondary);
        }
        .category-intro h3 { font-size: 1.6rem; font-weight: 700; color: var(--primary); margin-bottom: 0.6rem; }
        .category-intro p { color: var(--text-muted); font-size: 1rem; line-height: 1.8; }

        .resource-grid {
            display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
        }
        .resource-card {
            background: #fff; border-radius: var(--radius-md);
            overflow: hidden; box-shadow: var(--shadow-sm);
            transition: all 0.35s; border: 1px solid var(--border-light);
            display: flex; flex-direction: column;
        }
        .resource-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--secondary-light); }
        .resource-card .card-img {
            aspect-ratio: 16 / 9; width: 100%;
            background: var(--bg-light); position: relative; overflow: hidden;
        }
        .resource-card .card-img img { width: 100%; height: 100%; object-fit: cover; }
        .resource-card .card-img .badge-tag {
            position: absolute; top: 12px; left: 12px;
            background: var(--gradient-brand); color: #fff; padding: 0.2rem 1rem;
            border-radius: 999px; font-size: 0.75rem; font-weight: 600;
            box-shadow: 0 2px 10px rgba(0,0,0,0.15);
        }
        .resource-card .card-body { padding: 1.2rem 1.2rem 1.4rem; flex: 1; display: flex; flex-direction: column; }
        .resource-card .card-body h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--text-dark); }
        .resource-card .card-body p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; flex: 1; }
        .resource-card .card-meta {
            display: flex; align-items: center; justify-content: space-between;
            margin-top: 1rem; padding-top: 0.8rem; border-top: 1px solid var(--border-light);
        }
        .resource-card .card-meta .rating { color: var(--secondary); font-weight: 700; font-size: 0.9rem; }
        .resource-card .card-meta .play-btn {
            width: 34px; height: 34px; border-radius: 50%;
            background: var(--gradient-brand); color: #fff;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.8rem; transition: transform 0.2s;
        }
        .resource-card .card-meta .play-btn:hover { transform: scale(1.15); }

        /* ===== 卖点区块 ===== */
        .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
        .feature-item {
            text-align: center; padding: 2.2rem 1.5rem;
            background: #fff; border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); transition: all 0.3s;
            border: 1px solid var(--border-light);
        }
        .feature-item:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
        .feature-item .icon-box {
            width: 60px; height: 60px; border-radius: 16px;
            background: var(--gradient-brand); display: flex; align-items: center; justify-content: center;
            margin: 0 auto 1.2rem; color: #fff; font-size: 1.6rem;
            box-shadow: 0 8px 20px rgba(139,0,0,0.15);
        }
        .feature-item h4 { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.6rem; }
        .feature-item p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }

        /* ===== 适用场景 ===== */
        .scenes-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
        .scene-card {
            display: flex; align-items: flex-start; gap: 1.2rem;
            padding: 1.5rem; background: #fff; border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); border: 1px solid var(--border-light);
            transition: all 0.3s;
        }
        .scene-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
        .scene-card .scene-icon {
            width: 48px; height: 48px; border-radius: 12px;
            background: rgba(212,175,55,0.12); color: var(--secondary);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.3rem; flex-shrink: 0;
        }
        .scene-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.3rem; }
        .scene-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

        /* ===== 流程步骤 ===== */
        .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: step; }
        .step-item {
            counter-increment: step; text-align: center;
            padding: 2rem 1.2rem; background: #fff; border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm); border: 1px solid var(--border-light);
            position: relative; transition: all 0.3s;
        }
        .step-item:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
        .step-item::before {
            content: counter(step); position: absolute; top: 1rem; right: 1.2rem;
            font-size: 2.4rem; font-weight: 800; color: rgba(139,0,0,0.06);
            line-height: 1;
        }
        .step-item .step-num {
            width: 44px; height: 44px; border-radius: 50%;
            background: var(--gradient-brand); color: #fff;
            display: flex; align-items: center; justify-content: center;
            margin: 0 auto 1rem; font-weight: 700; font-size: 1.1rem;
            box-shadow: 0 4px 14px rgba(139,0,0,0.2);
        }
        .step-item h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.4rem; }
        .step-item p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            border-bottom: 1px solid var(--border-light); padding: 0.8rem 0;
        }
        .faq-item summary {
            font-size: 1.05rem; font-weight: 600; color: var(--text-dark);
            padding: 0.8rem 0; cursor: pointer; list-style: none;
            display: flex; align-items: center; justify-content: space-between;
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after {
            content: '\f107'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
            color: var(--secondary); transition: transform 0.3s;
        }
        .faq-item[open] summary::after { transform: rotate(180deg); }
        .faq-item .answer {
            padding: 0 0 1.2rem 0; color: var(--text-muted); font-size: 0.95rem; line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: var(--gradient-brand); border-radius: var(--radius-lg);
            padding: 4rem 3rem; text-align: center; color: #fff;
            box-shadow: 0 20px 50px rgba(139,0,0,0.2);
        }
        .cta-block h3 { font-size: 2.2rem; font-weight: 800; margin-bottom: 0.8rem; }
        .cta-block p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
        .cta-block .btn-group { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
        .cta-block .btn-white {
            background: #fff; color: var(--primary); padding: 0.9rem 2.4rem;
            border-radius: 999px; font-weight: 700; font-size: 1rem;
            transition: all 0.3s; box-shadow: 0 4px 16px rgba(0,0,0,0.1);
        }
        .cta-block .btn-white:hover { transform: scale(1.05); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
        .cta-block .btn-outline-light {
            border: 2px solid rgba(255,255,255,0.6); color: #fff; padding: 0.85rem 2.2rem;
            border-radius: 999px; font-weight: 600; font-size: 0.95rem;
            transition: all 0.25s; background: transparent;
        }
        .cta-block .btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A1A2E; color: rgba(255,255,255,0.8);
            padding: 4rem 0 2rem;
        }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.8; color: rgba(255,255,255,0.6); margin-top: 0.8rem; }
        .footer-social { display: flex; gap: 0.8rem; margin-top: 1.2rem; }
        .footer-social a {
            width: 38px; height: 38px; border-radius: 50%;
            background: rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: center;
            font-size: 1.1rem; transition: all 0.25s; color: rgba(255,255,255,0.5);
        }
        .footer-social a:hover { background: var(--secondary); color: #1A1A2E; }
        .footer-col h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 1.2rem; }
        .footer-col ul { list-style: none; padding: 0; }
        .footer-col ul li { margin-bottom: 0.6rem; }
        .footer-col ul li a { font-size: 0.9rem; color: rgba(255,255,255,0.55); transition: color 0.2s; }
        .footer-col ul li a:hover { color: var(--secondary-light); }
        .footer-bottom {
            margin-top: 3rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.06);
            text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.35);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .resource-grid { grid-template-columns: repeat(3, 1fr); }
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .search-box { display: none; }
            .btn-cta-nav { display: none; }
            .hamburger { display: block; }

            .hero-content h1 { font-size: 2.4rem; }
            .hero-content p { font-size: 1rem; }
            .hero-banner { min-height: 60vh; }

            .resource-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
            .features-grid { grid-template-columns: 1fr; gap: 1.2rem; }
            .scenes-grid { grid-template-columns: 1fr; }
            .steps-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
            .section-title h2 { font-size: 1.8rem; }
            .cta-block { padding: 3rem 1.5rem; }
            .cta-block h3 { font-size: 1.6rem; }
            .hero-badges { gap: 0.6rem; }
            .hero-badge { font-size: 0.75rem; padding: 0.35rem 0.8rem; }
        }
        @media (max-width: 520px) {
            .resource-grid { grid-template-columns: 1fr; }
            .steps-grid { grid-template-columns: 1fr; }
            .hero-content h1 { font-size: 1.8rem; }
            .hero-actions { flex-direction: column; align-items: stretch; }
            .btn-primary, .btn-secondary { justify-content: center; }
            .section-pad { padding: 3rem 0; }
        }

        /* extra */
        .bg-brand-gradient { background: var(--gradient-brand); }
        .text-brand { color: var(--primary); }
        .text-gold { color: var(--secondary); }
        .border-gold { border-color: var(--secondary); }
        .bg-soft-gold { background: rgba(212,175,55,0.08); }