/* roulang page: index */
/* ========================================
           设计变量系统
           ======================================== */
        :root {
            /* 主色 - 深紫红渐变系 */
            --primary-dark: #2B0F2C;
            --primary: #5E1A4A;
            --primary-light: #7B2D5F;
            --primary-gradient: linear-gradient(135deg, #2B0F2C 0%, #5E1A4A 50%, #7B2D5F 100%);

            /* 辅助色 */
            --gold: #C9A96E;
            --gold-light: #D4BC8B;
            --gold-dark: #A8884A;
            --gold-gradient: linear-gradient(135deg, #C9A96E 0%, #D4BC8B 50%, #A8884A 100%);

            /* 交互强调色 */
            --accent: #00F0B5;
            --accent-glow: rgba(0, 240, 181, 0.4);
            --accent-strong: rgba(0, 240, 181, 0.7);

            /* 背景 */
            --bg-deep: #0D0D0D;
            --bg-dark: #141414;
            --bg-card: rgba(20, 20, 20, 0.8);
            --bg-card-hover: rgba(30, 30, 30, 0.9);
            --bg-nav: rgba(13, 13, 13, 0.85);

            /* 文字 */
            --text-white: #FFFFFF;
            --text-body: #E0E0E0;
            --text-muted: #9E9E9E;
            --text-dim: #6B6B6B;

            /* 边框 */
            --border-subtle: rgba(201, 169, 110, 0.1);
            --border-card: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(201, 169, 110, 0.3);

            /* 圆角 */
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 9999px;

            /* 阴影 */
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(201, 169, 110, 0.1);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.6), 0 0 0 2px rgba(0, 240, 181, 0.3), 0 0 40px rgba(0, 240, 181, 0.15);
            --shadow-btn: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-btn-hover: 0 0 24px rgba(0, 240, 181, 0.4), 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-hero: 0 4px 60px rgba(0, 0, 0, 0.7);

            /* 间距 */
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 64px;
            --space-2xl: 96px;
            --space-section: 80px;

            /* 过渡 */
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

            /* 字体 */
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'Roboto Mono', 'SF Mono', 'Courier New', monospace;

            /* 导航高度 */
            --nav-height: 64px;
            --progress-bar-height: 48px;
            --total-nav-height: 112px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--total-nav-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-deep);
            color: var(--text-body);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            background-image:
                radial-gradient(ellipse at 30% 20%, rgba(94, 26, 74, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(201, 169, 110, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(0, 240, 181, 0.04) 0%, transparent 50%);
        }

        a {
            color: var(--gold);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-md);
        }

        input {
            font-family: var(--font-sans);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-white);
            font-weight: 700;
            line-height: 1.3;
        }

        /* ========================================
           容器与布局
           ======================================== */
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }
        @media (min-width: 768px) {
            .container {
                padding: 0 var(--space-lg);
            }
        }
        @media (min-width: 1200px) {
            .container {
                padding: 0 var(--space-xl);
            }
        }

        .section {
            padding: var(--space-section) 0;
            position: relative;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--accent);
            margin-bottom: var(--space-xs);
            padding: 4px 12px;
            border: 1px solid rgba(0, 240, 181, 0.25);
            border-radius: var(--radius-full);
            background: rgba(0, 240, 181, 0.05);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: var(--text-white);
            letter-spacing: -0.02em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.25rem;
            }
        }
        @media (min-width: 1024px) {
            .section-title {
                font-size: 2.5rem;
            }
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--space-xs);
        }
        @media (max-width: 768px) {
            .section-header {
                margin-bottom: var(--space-lg);
            }
        }

        /* ========================================
           导航系统
           ======================================== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: var(--bg-nav);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }
        .site-nav.scrolled {
            background: rgba(13, 13, 13, 0.95);
            border-bottom-color: rgba(201, 169, 110, 0.2);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 var(--space-md);
            height: 100%;
        }
        @media (min-width: 768px) {
            .nav-inner {
                padding: 0 var(--space-lg);
            }
        }
        @media (min-width: 1200px) {
            .nav-inner {
                padding: 0 var(--space-xl);
            }
        }

        .nav-logo {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .nav-logo:hover {
            color: var(--gold);
        }
        .nav-logo i {
            color: var(--gold);
            font-size: 1.3rem;
        }

        .nav-links {
            display: none;
            gap: var(--space-lg);
            align-items: center;
        }
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
            }
        }
        .nav-links a {
            color: var(--text-body);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 6px 0;
            position: relative;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: width var(--transition-smooth);
        }
        .nav-links a:hover {
            color: var(--text-white);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--accent);
        }

        .nav-cta-btn {
            display: none;
            padding: 10px 20px;
            background: var(--gold-gradient);
            color: #1a1a1a !important;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-btn);
            text-decoration: none;
        }
        @media (min-width: 768px) {
            .nav-cta-btn {
                display: inline-block;
            }
        }
        .nav-cta-btn:hover {
            background: var(--accent);
            color: #0a0a0a !important;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
        }
        .nav-cta-btn::after {
            display: none !important;
        }

        /* 汉堡菜单 */
        .hamburger {
            display: flex;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
        }
        @media (min-width: 768px) {
            .hamburger {
                display: none;
            }
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-white);
            border-radius: 3px;
            transition: all var(--transition-smooth);
        }
        .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);
        }

        /* 移动端菜单 */
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: rgba(20, 20, 20, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            padding: 100px var(--space-md) var(--space-lg);
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
            transition: right var(--transition-smooth);
            border-left: 1px solid var(--border-subtle);
        }
        .mobile-menu.open {
            right: 0;
        }
        .mobile-menu a {
            color: var(--text-body);
            font-size: 1.1rem;
            font-weight: 500;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-card);
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .mobile-menu a:hover {
            color: var(--accent);
        }
        .mobile-menu .mobile-cta {
            margin-top: var(--space-sm);
            padding: 14px 24px;
            background: var(--gold-gradient);
            color: #1a1a1a !important;
            border-radius: var(--radius-md);
            text-align: center;
            font-weight: 600;
            border-bottom: none;
        }

        /* 进度步骤导航条 */
        .progress-nav {
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--progress-bar-height);
            background: rgba(13, 13, 13, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .progress-nav::-webkit-scrollbar {
            display: none;
        }
        .progress-steps {
            display: flex;
            align-items: center;
            gap: 0;
            margin: 0 auto;
            padding: 0 var(--space-md);
            min-width: max-content;
        }
        .progress-step {
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            color: var(--text-muted);
            font-size: 0.85rem;
            font-weight: 500;
            position: relative;
            text-decoration: none;
            flex-shrink: 0;
        }
        .progress-step:hover {
            color: var(--text-white);
        }
        .progress-step .step-dot {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            border: 2px solid var(--text-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            font-weight: 700;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }
        .progress-step.active .step-dot {
            background: var(--accent);
            border-color: var(--accent);
            color: #0a0a0a;
            box-shadow: 0 0 16px var(--accent-glow);
        }
        .progress-step.active {
            color: var(--accent);
        }
        .progress-step.completed .step-dot {
            background: var(--gold);
            border-color: var(--gold);
            color: #1a1a1a;
        }
        .progress-separator {
            width: 28px;
            height: 1px;
            background: var(--text-dim);
            flex-shrink: 0;
            margin: 0 4px;
        }
        .progress-separator.done {
            background: var(--gold);
        }
        @media (max-width: 520px) {
            .progress-step {
                font-size: 0.78rem;
                padding: 6px 10px;
                gap: 5px;
            }
            .progress-step .step-dot {
                width: 16px;
                height: 16px;
                font-size: 8px;
            }
            .progress-separator {
                width: 16px;
            }
        }

        /* 移动端遮罩 */
        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========================================
           Hero 板块 - 产品截图舞台居中
           ======================================== */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: calc(var(--total-nav-height) + var(--space-xl)) 0 var(--space-xl);
            overflow: hidden;
            background: var(--primary-gradient);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.35;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(43, 15, 44, 0.85) 0%, rgba(13, 13, 13, 0.9) 60%, rgba(13, 13, 13, 0.95) 100%);
        }
        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(94, 26, 74, 0.5) 0%, transparent 70%);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 0;
            pointer-events: none;
            animation: heroPulse 6s ease-in-out infinite;
        }
        @keyframes heroPulse {
            0%,
            100% {
                transform: translate(-50%, -50%) scale(1);
                opacity: 0.5;
            }
            50% {
                transform: translate(-50%, -50%) scale(1.2);
                opacity: 0.8;
            }
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
            padding: 0 var(--space-md);
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            background: rgba(0, 240, 181, 0.08);
            border: 1px solid rgba(0, 240, 181, 0.2);
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            color: var(--accent);
            margin-bottom: var(--space-md);
            animation: fadeInDown 0.8s ease-out;
        }
        .hero-badge .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulse 2s ease-in-out infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 240, 181, 0.6);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(0, 240, 181, 0);
            }
        }
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.25;
            letter-spacing: -0.03em;
            margin-bottom: var(--space-sm);
            animation: fadeInDown 0.8s ease-out 0.1s both;
        }
        @media (min-width: 768px) {
            .hero h1 {
                font-size: 3rem;
            }
        }
        @media (min-width: 1024px) {
            .hero h1 {
                font-size: 3.5rem;
            }
        }
        .hero h1 .highlight {
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-body);
            max-width: 620px;
            line-height: 1.7;
            margin-bottom: var(--space-lg);
            animation: fadeInDown 0.8s ease-out 0.2s both;
        }
        @media (min-width: 768px) {
            .hero-subtitle {
                font-size: 1.2rem;
            }
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
            animation: fadeInDown 0.8s ease-out 0.3s both;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--gold-gradient);
            color: #1a1a1a;
            box-shadow: var(--shadow-btn);
            border: none;
        }
        .btn-primary:hover {
            background: var(--accent);
            color: #0a0a0a;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border: 2px solid var(--border-gold);
            box-shadow: none;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 0 20px rgba(0, 240, 181, 0.2);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #0a0a0a;
            box-shadow: 0 4px 20px rgba(0, 240, 181, 0.3);
            border: none;
            font-weight: 700;
        }
        .btn-accent:hover {
            background: #00d9a5;
            box-shadow: 0 0 32px rgba(0, 240, 181, 0.5);
            transform: translateY(-2px);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-lg);
            justify-content: center;
            margin-top: var(--space-xl);
            animation: fadeInDown 0.8s ease-out 0.4s both;
        }
        .hero-stat {
            text-align: center;
            padding: var(--space-sm) var(--space-md);
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-card);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            min-width: 100px;
        }
        .hero-stat .stat-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stat .stat-number {
                font-size: 1.5rem;
            }
            .hero-stats {
                gap: var(--space-sm);
            }
            .btn {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
        }

        /* 实时数据浮动徽章 */
        .live-badge {
            position: absolute;
            bottom: 30px;
            right: 30px;
            z-index: 3;
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 14px 18px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            display: flex;
            flex-direction: column;
            gap: 6px;
            animation: floatBadge 3s ease-in-out infinite;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        }
        @keyframes floatBadge {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        .live-badge .live-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
        }
        .live-badge .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #ff3b3b;
            animation: pulse 1.5s ease-in-out infinite;
        }
        .live-badge .live-value {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--accent);
            font-size: 1.1rem;
        }
        .live-badge .live-label {
            color: var(--text-muted);
            font-size: 0.78rem;
        }
        @media (max-width: 768px) {
            .live-badge {
                bottom: 20px;
                right: 16px;
                padding: 10px 14px;
            }
            .live-badge .live-row {
                font-size: 0.75rem;
            }
        }

        /* ========================================
           痛点引入板块
           ======================================== */
        .pain-points {
            background: var(--bg-dark);
            position: relative;
        }
        .pain-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-md);
            max-width: 900px;
            margin: 0 auto;
        }
        @media (min-width: 768px) {
            .pain-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .pain-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .pain-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--primary);
            border-radius: 0 4px 4px 0;
        }
        .pain-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .pain-card .pain-icon {
            font-size: 2rem;
            color: var(--gold);
            margin-bottom: var(--space-sm);
            display: block;
        }
        .pain-card h3 {
            font-size: 1.2rem;
            color: var(--text-white);
            margin-bottom: var(--space-xs);
        }
        .pain-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* ========================================
           解决方案板块
           ======================================== */
        .solution {
            background: var(--bg-deep);
            position: relative;
        }
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-lg);
            align-items: center;
        }
        @media (min-width: 768px) {
            .solution-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .solution-visual {
            border-radius: var(--radius-xl);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4/3;
        }
        .solution-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .solution-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(94, 26, 74, 0.3) 0%, transparent 60%);
            pointer-events: none;
        }
        .solution-info h2 {
            font-size: 1.8rem;
            margin-bottom: var(--space-sm);
        }
        @media (min-width: 768px) {
            .solution-info h2 {
                font-size: 2.2rem;
            }
        }
        .solution-info .desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: var(--space-md);
        }
        .solution-features {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .solution-feature {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-card);
        }
        .solution-feature i {
            color: var(--accent);
            font-size: 1.2rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .solution-feature span {
            color: var(--text-body);
            font-size: 0.95rem;
        }
        .solution-feature strong {
            color: var(--text-white);
        }

        /* ========================================
           竖屏种草 - 精选推荐卡片
           ======================================== */
        .featured-rec {
            background: var(--bg-dark);
            position: relative;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-md);
        }
        @media (min-width: 600px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .featured-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .venue-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .venue-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(0, 240, 181, 0.25);
        }
        .venue-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }
        .venue-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .venue-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .venue-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(0, 0, 0, 0.7);
            color: var(--accent);
            border: 1px solid rgba(0, 240, 181, 0.3);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }
        .venue-card .card-rating {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 5px 10px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 700;
            background: var(--gold);
            color: #1a1a1a;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .venue-card .card-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .venue-card .card-body h3 {
            font-size: 1.1rem;
            color: var(--text-white);
            font-weight: 600;
        }
        .venue-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .venue-card .card-tag {
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            background: rgba(201, 169, 110, 0.1);
            color: var(--gold-light);
            border: 1px solid rgba(201, 169, 110, 0.2);
        }
        .venue-card .card-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .venue-card .card-cta {
            margin-top: auto;
            padding: 10px 0 0;
            border-top: 1px solid var(--border-card);
        }
        .venue-card .card-cta .btn-sm {
            width: 100%;
            padding: 10px;
            border-radius: var(--radius-md);
            background: var(--gold-gradient);
            color: #1a1a1a;
            font-weight: 600;
            font-size: 0.9rem;
            text-align: center;
            display: block;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .venue-card .card-cta .btn-sm:hover {
            background: var(--accent);
            color: #0a0a0a;
            box-shadow: 0 0 16px var(--accent-glow);
        }

        /* ========================================
           爆款清单板块
           ======================================== */
        .hot-list {
            background: var(--bg-deep);
            position: relative;
        }
        .hot-list-wrapper {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-lg);
        }
        @media (min-width: 768px) {
            .hot-list-wrapper {
                grid-template-columns: 1fr 1fr;
            }
        }
        .hot-rank-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            display: flex;
            gap: var(--space-md);
            align-items: flex-start;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            cursor: pointer;
        }
        .hot-rank-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .hot-rank-num {
            font-family: var(--font-mono);
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1;
            flex-shrink: 0;
            min-width: 50px;
            text-align: center;
        }
        .hot-rank-card:nth-child(1) .hot-rank-num {
            color: #FFD700;
            text-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
        }
        .hot-rank-card:nth-child(2) .hot-rank-num {
            color: #C0C0C0;
        }
        .hot-rank-card:nth-child(3) .hot-rank-num {
            color: #CD7F32;
        }
        .hot-rank-info h3 {
            font-size: 1.1rem;
            color: var(--text-white);
            margin-bottom: 4px;
        }
        .hot-rank-info .rank-meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hot-rank-info .rank-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .hot-rank-info .rank-meta i {
            color: var(--accent);
            font-size: 0.75rem;
        }
        .hot-rank-img {
            width: 80px;
            height: 80px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }
        @media (max-width: 520px) {
            .hot-rank-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .hot-rank-img {
                width: 100%;
                height: 140px;
            }
        }

        /* ========================================
           数据说服板块
           ======================================== */
        .data-proof {
            background: var(--bg-dark);
            position: relative;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-md);
        }
        @media (min-width: 768px) {
            .data-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .data-card {
            text-align: center;
            padding: var(--space-lg) var(--space-md);
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .data-card:hover {
            border-color: var(--accent);
            box-shadow: 0 0 24px rgba(0, 240, 181, 0.1);
            transform: translateY(-3px);
        }
        .data-card .data-number {
            font-family: var(--font-mono);
            font-size: 2.8rem;
            font-weight: 800;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: var(--space-xs);
        }
        @media (max-width: 768px) {
            .data-card .data-number {
                font-size: 2rem;
            }
        }
        .data-card .data-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .data-card .data-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: var(--space-sm);
            display: block;
        }

        /* ========================================
           评价墙板块
           ======================================== */
        .reviews-wall {
            background: var(--bg-deep);
            position: relative;
        }
        .reviews-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-md);
        }
        @media (min-width: 768px) {
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .reviews-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            position: relative;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .review-card::before {
            content: '\201C';
            position: absolute;
            top: 16px;
            left: 20px;
            font-size: 4rem;
            color: rgba(201, 169, 110, 0.15);
            font-family: Georgia, serif;
            line-height: 1;
            pointer-events: none;
        }
        .review-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: var(--space-sm);
            position: relative;
            z-index: 1;
        }
        .review-card .review-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .review-card .review-name {
            font-weight: 600;
            color: var(--text-white);
            font-size: 0.95rem;
        }
        .review-card .review-stars {
            color: var(--gold);
            font-size: 0.8rem;
            display: flex;
            gap: 2px;
        }
        .review-card .review-text {
            color: var(--text-body);
            font-size: 0.93rem;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }
        .review-card .review-date {
            font-size: 0.78rem;
            color: var(--text-dim);
            margin-top: var(--space-sm);
        }

        /* ========================================
           品牌故事板块
           ======================================== */
        .brand-story {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .brand-story-inner {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-xl);
            align-items: center;
        }
        @media (min-width: 768px) {
            .brand-story-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        .brand-story-visual {
            border-radius: var(--radius-xl);
            overflow: hidden;
            aspect-ratio: 4/3;
            box-shadow: var(--shadow-card);
        }
        .brand-story-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-story-text h2 {
            font-size: 1.8rem;
            margin-bottom: var(--space-sm);
        }
        @media (min-width: 768px) {
            .brand-story-text h2 {
                font-size: 2.2rem;
            }
        }
        .brand-story-text .brand-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: var(--space-md);
        }
        .brand-values {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
        }
        .brand-value-pill {
            padding: 8px 16px;
            border-radius: var(--radius-full);
            background: rgba(201, 169, 110, 0.08);
            border: 1px solid rgba(201, 169, 110, 0.2);
            color: var(--gold-light);
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* ========================================
           资讯板块
           ======================================== */
        .news-section {
            background: var(--bg-deep);
            position: relative;
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-lg);
        }
        @media (min-width: 768px) {
            .news-layout {
                grid-template-columns: 1.5fr 1fr;
            }
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            padding: var(--space-md) 0;
            border-bottom: 1px solid var(--border-card);
            display: flex;
            gap: var(--space-sm);
            align-items: baseline;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }
        .news-item:hover {
            border-bottom-color: var(--border-gold);
        }
        .news-item .news-date {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--gold);
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 70px;
        }
        .news-item .news-title {
            font-size: 0.95rem;
            color: var(--text-body);
            font-weight: 500;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .news-item:hover .news-title {
            color: var(--accent);
        }
        .news-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            height: fit-content;
        }
        .news-sidebar h3 {
            font-size: 1.1rem;
            color: var(--text-white);
            margin-bottom: var(--space-md);
            padding-bottom: var(--space-sm);
            border-bottom: 1px solid var(--border-card);
        }
        .news-sidebar .hot-tag {
            display: inline-block;
            padding: 6px 14px;
            margin: 4px;
            border-radius: var(--radius-full);
            background: rgba(0, 240, 181, 0.06);
            color: var(--accent);
            font-size: 0.82rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid rgba(0, 240, 181, 0.15);
            text-decoration: none;
        }
        .news-sidebar .hot-tag:hover {
            background: rgba(0, 240, 181, 0.15);
            border-color: var(--accent);
        }

        /* ========================================
           强化CTA板块
           ======================================== */
        .cta-section {
            background: var(--primary-gradient);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-section h2 {
            font-size: 2rem;
            color: var(--text-white);
            margin-bottom: var(--space-sm);
        }
        @media (min-width: 768px) {
            .cta-section h2 {
                font-size: 2.5rem;
            }
        }
        .cta-section .cta-desc {
            font-size: 1.1rem;
            color: var(--text-body);
            margin-bottom: var(--space-lg);
            line-height: 1.7;
        }
        .cta-countdown {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 12px 24px;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-full);
            margin-bottom: var(--space-lg);
            font-family: var(--font-mono);
            color: var(--accent);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .cta-countdown i {
            color: #ff6b6b;
            animation: pulse 1.5s ease-in-out infinite;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
        }

        /* ========================================
           页脚
           ======================================== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-subtle);
            padding: var(--space-xl) 0 var(--space-lg);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-lg);
            margin-bottom: var(--space-xl);
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .footer-col h4 {
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: var(--space-sm);
            font-weight: 600;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            padding-top: var(--space-lg);
            border-top: 1px solid var(--border-card);
            color: var(--text-dim);
            font-size: 0.85rem;
        }
        .footer-bottom .footer-brand {
            color: var(--gold);
            font-weight: 600;
        }

        /* ========================================
           辅助工具类
           ======================================== */
        .text-center {
            text-align: center;
        }
        .text-gold {
            color: var(--gold);
        }
        .text-accent {
            color: var(--accent);
        }
        .mt-lg {
            margin-top: var(--space-lg);
        }
        .mb-lg {
            margin-bottom: var(--space-lg);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* 分隔线 */
        .divider-gold {
            width: 60px;
            height: 3px;
            background: var(--gold-gradient);
            border-radius: 3px;
            margin: 0 auto;
        }

        /* 返回顶部 */
        .back-to-top {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 900;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            color: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-smooth);
            opacity: 0;
            pointer-events: none;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .back-to-top.visible {
            opacity: 1;
            pointer-events: auto;
        }
        .back-to-top:hover {
            background: var(--accent);
            color: #0a0a0a;
            border-color: var(--accent);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-3px);
        }

        /* 动画 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }