/* roulang page: index */
:root {
            --bg: #050B16;
            --surface: rgba(255, 255, 255, 0.06);
            --surface-strong: rgba(255, 255, 255, 0.1);
            --primary: #2E7CF6;
            --secondary: #00E0FF;
            --accent: #7A5AF8;
            --text-1: #EAEFFA;
            --text-2: #9AA5B8;
            --text-3: #5A6B85;
            --gradient-main: linear-gradient(135deg, #2E7CF6, #00E0FF);
            --radius-card: 20px;
            --radius-btn: 10px;
            --radius-badge: 6px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 40px rgba(46, 124, 246, 0.35);
            --shadow-glow-hover: 0 0 60px rgba(0, 224, 255, 0.35);
            --border-light: 1px solid rgba(255, 255, 255, 0.12);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--bg);
            color: var(--text-1);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
            background-image:
                radial-gradient(ellipse at 20% 0%, rgba(46, 124, 246, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(122, 90, 248, 0.06) 0%, transparent 40%),
                radial-gradient(ellipse at 50% 100%, rgba(0, 224, 255, 0.04) 0%, transparent 50%);
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image:
                radial-gradient(1px 1px at 10% 20%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
                radial-gradient(1px 1px at 30% 70%, rgba(255, 255, 255, 0.2) 0%, transparent 100%),
                radial-gradient(1.5px 1.5px at 50% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 100%),
                radial-gradient(1px 1px at 70% 80%, rgba(255, 255, 255, 0.2) 0%, transparent 100%),
                radial-gradient(1.5px 1.5px at 90% 50%, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
            pointer-events: none;
            z-index: 0;
        }

        a {
            color: #C6D4F0;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: var(--secondary);
        }

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

        .container {
            max-width: 1320px;
            padding-left: 16px;
            padding-right: 16px;
        }

        .text-gradient {
            background: linear-gradient(135deg, #FFFFFF, #9BD1FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .text-glow {
            text-shadow: 0 0 30px rgba(0, 224, 255, 0.3);
        }

        /* ===== 桌面端导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            height: 72px;
            background: rgba(5, 11, 22, 0.6);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid transparent;
            transition: all 0.4s ease;
        }

        .site-header.scrolled {
            background: rgba(5, 11, 22, 0.85);
            border-bottom: 1px solid rgba(46, 124, 246, 0.3);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }

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

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-logo svg {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }

        .brand-logo .brand-name {
            font-size: 22px;
            font-weight: 800;
            letter-spacing: 1px;
            color: var(--text-1);
            white-space: nowrap;
        }
        .brand-logo .brand-name span {
            background: var(--gradient-main);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            padding-right: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .main-nav .nav-link-item {
            font-size: 15px;
            color: var(--text-2);
            position: relative;
            padding: 6px 2px;
            transition: color 0.3s ease;
        }

        .main-nav .nav-link-item::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--gradient-main);
            border-radius: 2px;
            transition: width 0.3s ease;
            box-shadow: 0 0 10px rgba(0, 224, 255, 0.5);
        }

        .main-nav .nav-link-item:hover,
        .main-nav .nav-link-item.active {
            color: var(--text-1);
        }

        .main-nav .nav-link-item:hover::after,
        .main-nav .nav-link-item.active::after {
            width: 100%;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* ===== 按钮体系 ===== */
        .btn-star {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            background: var(--gradient-main);
            color: #04101F;
            box-shadow: 0 0 30px rgba(46, 124, 246, 0.4);
            white-space: nowrap;
        }

        .btn-star:hover {
            box-shadow: 0 0 50px rgba(0, 224, 255, 0.5);
            transform: translateY(-2px);
            color: #04101F;
        }

        .btn-star:active {
            transform: translateY(1px) scale(0.98);
        }

        .btn-star:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

        .btn-star .fa-arrow-right {
            transition: transform 0.3s ease;
        }

        .btn-star:hover .fa-arrow-right {
            transform: translateX(4px);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--text-1);
            cursor: pointer;
            transition: all 0.3s ease;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            white-space: nowrap;
        }

        .btn-ghost:hover {
            border-color: var(--primary);
            background: rgba(46, 124, 246, 0.2);
            color: var(--text-1);
            transform: translateY(-2px);
        }

        .btn-ghost:active {
            transform: translateY(1px) scale(0.98);
        }

        .btn-ghost:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-lg-star {
            padding: 14px 36px;
            font-size: 16px;
        }

        /* ===== 移动端底部Tab导航 ===== */
        .mobile-bottom-tab {
            display: none;
        }

        /* ===== Hero 首屏 ===== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background:
                radial-gradient(ellipse at 30% 40%, rgba(46, 124, 246, 0.3) 0%, transparent 60%),
                linear-gradient(180deg, rgba(5, 11, 22, 0.6) 0%, rgba(5, 11, 22, 0.7) 50%, var(--bg) 100%);
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 20%;
            left: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 224, 255, 0.2) 0%, transparent 70%);
            animation: floatGlow 6s ease-in-out infinite;
            border-radius: 50%;
            pointer-events: none;
        }

        @keyframes floatGlow {
            0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
            50% { transform: translateY(-30px) scale(1.1); opacity: 1; }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-content .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 50px;
            background: rgba(46, 124, 246, 0.15);
            border: 1px solid rgba(0, 224, 255, 0.3);
            font-size: 14px;
            color: var(--secondary);
            margin-bottom: 32px;
            letter-spacing: 1px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-content h1 {
            font-size: 60px;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #FFFFFF, #9BD1FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 40px rgba(46, 124, 246, 0.3);
        }

        .hero-content .hero-subtitle {
            font-size: 19px;
            color: #C6D4F0;
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }

        .hero-btns {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero-scroll-indicator {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 3;
            color: var(--text-2);
            font-size: 14px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            animation: bounceDown 2s ease infinite;
        }

        .hero-scroll-indicator .fa-chevron-down {
            font-size: 20px;
        }

        @keyframes bounceDown {
            0%, 100% { transform: translateX(-50%) translateY(0); }
            50% { transform: translateX(-50%) translateY(10px); }
        }

        /* ===== 通用板块 ===== */
        .section-padding {
            padding: 96px 0;
        }

        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-header .section-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(46, 124, 246, 0.15);
            border: 1px solid rgba(46, 124, 246, 0.3);
            border-radius: 50px;
            font-size: 13px;
            color: var(--secondary);
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .section-header h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-1);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-2);
            line-height: 1.7;
        }

        /* ===== 卖点三连 ===== */
        .feature-cards {
            position: relative;
        }

        .feature-card {
            background: var(--surface);
            border: var(--border-light);
            border-radius: var(--radius-card);
            padding: 32px;
            height: 100%;
            position: relative;
            overflow: hidden;
            transition: all 0.4s ease;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        }

        .feature-card .card-number {
            position: absolute;
            top: -5px;
            right: 15px;
            font-size: 80px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.04);
            line-height: 1;
            z-index: 0;
            transition: all 0.4s ease;
        }

        .feature-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(46, 124, 246, 0.2), rgba(0, 224, 255, 0.15));
            border: 1px solid rgba(0, 224, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--secondary);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            box-shadow: 0 0 20px rgba(0, 224, 255, 0.15);
        }

        .feature-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-1);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .feature-card p {
            font-size: 15px;
            color: var(--text-2);
            line-height: 1.75;
            margin-bottom: 0;
            position: relative;
            z-index: 1;
        }

        .feature-card:hover {
            border-color: rgba(0, 224, 255, 0.4);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-8px);
        }

        .feature-card:hover .card-number {
            color: rgba(0, 224, 255, 0.1);
            font-size: 90px;
        }

        .feature-card.feature-main {
            background: var(--surface-strong);
            border-color: rgba(46, 124, 246, 0.4);
            box-shadow: 0 0 40px rgba(46, 124, 246, 0.2);
            transform: scale(1.03);
        }

        .feature-card.feature-main:hover {
            transform: scale(1.03) translateY(-8px);
            box-shadow: 0 0 60px rgba(46, 124, 246, 0.35);
        }

        .feature-wrapper {
            display: flex;
            align-items: stretch;
            gap: 24px;
        }

        .feature-col-side {
            flex: 1;
            display: flex;
            align-items: center;
        }

        .feature-side-card {
            width: 100%;
        }

        .feature-col-center {
            flex: 0 0 36%;
            max-width: 36%;
        }

        @media (max-width: 991.98px) {
            .feature-wrapper {
                flex-direction: column;
            }
            .feature-col-center {
                flex: none;
                max-width: none;
                order: -1;
            }
            .feature-card.feature-main {
                transform: scale(1);
            }
            .feature-card.feature-main:hover {
                transform: translateY(-8px);
            }
        }

        /* ===== 场景演示区 ===== */
        .scene-section {
            position: relative;
            background: rgba(5, 11, 22, 0.6);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .scene-block {
            display: flex;
            align-items: center;
            gap: 60px;
            margin-bottom: 96px;
        }

        .scene-block:last-child {
            margin-bottom: 0;
        }

        .scene-block.reverse {
            flex-direction: row-reverse;
        }

        .scene-image {
            flex: 1;
            position: relative;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }

        .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .scene-image::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(180deg, transparent 50%, rgba(5, 11, 22, 0.6));
        }

        .scene-image .data-float {
            position: absolute;
            bottom: 20px;
            left: 20px;
            z-index: 2;
            background: rgba(5, 11, 22, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 12px;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .scene-image .data-float .data-num {
            font-size: 36px;
            font-weight: 800;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
            text-shadow: 0 0 20px rgba(0, 224, 255, 0.3);
        }

        .scene-image .data-float .data-label {
            font-size: 13px;
            color: var(--text-2);
            line-height: 1.4;
        }

        .scene-text {
            flex: 1;
        }

        .scene-text h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-1);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .scene-text p {
            font-size: 16px;
            color: var(--text-2);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .data-panel {
            display: flex;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .data-panel .data-item {
            text-align: left;
        }

        .data-panel .data-item .data-value {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.3;
            text-shadow: 0 0 20px rgba(0, 224, 255, 0.2);
        }

        .data-panel .data-item .data-unit {
            font-size: 14px;
            color: var(--text-3);
            margin-left: 2px;
        }

        .data-panel .data-item .data-name {
            font-size: 13px;
            color: var(--text-2);
        }

        @media (max-width: 991.98px) {
            .scene-block,
            .scene-block.reverse {
                flex-direction: column;
                gap: 32px;
                margin-bottom: 64px;
            }
            .scene-image {
                width: 100%;
            }
        }

        /* ===== 社会认同 ===== */
        .social-proof-section {
            background: rgba(5, 11, 22, 0.8);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .proof-logo-wall {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 64px;
        }

        .proof-logo-item {
            width: 140px;
            height: 64px;
            background: rgba(255, 255, 255, 0.04);
            border: var(--border-light);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-3);
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
            text-align: center;
            padding: 0 12px;
        }

        .proof-logo-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(0, 224, 255, 0.4);
            color: var(--secondary);
            box-shadow: var(--shadow-glow);
        }

        .testimonial-card {
            background: var(--surface);
            border: var(--border-light);
            border-radius: var(--radius-card);
            padding: 32px;
            height: 100%;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .testimonial-card:hover {
            border-color: rgba(0, 224, 255, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }

        .testimonial-card .quote-mark {
            font-size: 40px;
            color: var(--primary);
            opacity: 0.3;
            line-height: 1;
            margin-bottom: 16px;
            font-family: Georgia, serif;
        }

        .testimonial-card .testimonial-text {
            font-size: 15px;
            color: var(--text-2);
            line-height: 1.75;
            margin-bottom: 24px;
            flex: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .testimonial-author .avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(46, 124, 246, 0.3), rgba(0, 224, 255, 0.3));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            border: 1px solid rgba(0, 224, 255, 0.3);
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-1);
        }

        .testimonial-card .testimonial-author .author-title {
            font-size: 13px;
            color: var(--text-3);
        }

        .proof-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 64px;
            flex-wrap: wrap;
        }

        .proof-stats .stat-item {
            text-align: center;
        }

        .proof-stats .stat-num {
            font-size: 44px;
            font-weight: 800;
            background: var(--gradient-main);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.3;
            text-shadow: 0 0 20px rgba(0, 224, 255, 0.2);
        }

        .proof-stats .stat-label {
            font-size: 14px;
            color: var(--text-3);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .proof-stats {
                gap: 24px;
            }
            .proof-stats .stat-num {
                font-size: 32px;
            }
        }

        /* ===== 资讯列表 ===== */
        .news-section {
            position: relative;
        }

        .news-card-large {
            display: flex;
            background: var(--surface);
            border: var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            transition: all 0.4s ease;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .news-card-large:hover {
            border-color: rgba(0, 224, 255, 0.3);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-4px);
        }

        .news-card-large .news-img {
            flex: 0 0 50%;
            max-width: 50%;
            position: relative;
            overflow: hidden;
        }

        .news-card-large .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .news-card-large .news-content {
            padding: 28px;
            display: flex;
            flex-direction: column;
        }

        .news-badge {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(46, 124, 246, 0.15);
            border: 1px solid rgba(46, 124, 246, 0.3);
            border-radius: var(--radius-badge);
            font-size: 12px;
            color: var(--secondary);
            margin-bottom: 12px;
            width: fit-content;
        }

        .news-card-large .news-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-1);
            margin-bottom: 12px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-large .news-desc {
            font-size: 15px;
            color: var(--text-2);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-3);
        }

        .news-meta .fa-clock {
            margin-right: 4px;
        }

        .news-card-small {
            background: var(--surface);
            border: var(--border-light);
            border-radius: 16px;
            padding: 20px;
            transition: all 0.3s ease;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .news-card-small:hover {
            border-color: rgba(0, 224, 255, 0.3);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }

        .news-card-small .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-1);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.3s ease;
        }

        .news-card-small:hover .news-title {
            color: var(--secondary);
        }

        .news-card-small .news-desc {
            font-size: 14px;
            color: var(--text-2);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .news-card-small .news-meta {
            font-size: 12px;
        }

        .news-empty {
            text-align: center;
            padding: 80px 20px;
            background: var(--surface);
            border: var(--border-light);
            border-radius: var(--radius-card);
            color: var(--text-2);
        }

        .news-empty .fa-star {
            font-size: 48px;
            color: var(--primary);
            opacity: 0.5;
            margin-bottom: 16px;
            display: block;
        }

        .news-empty p {
            font-size: 16px;
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-section {
            background: rgba(5, 11, 22, 0.8);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        .faq-item {
            background: var(--surface);
            border: var(--border-light);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(46, 124, 246, 0.3);
        }

        .faq-item .faq-question {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: all 0.3s ease;
            font-family: inherit;
        }

        .faq-item .faq-question::before {
            content: '';
            width: 4px;
            height: 20px;
            background: var(--gradient-main);
            border-radius: 4px;
            margin-right: 12px;
            opacity: 0.7;
        }

        .faq-item .faq-question .fa-chevron-down {
            transition: transform 0.3s ease;
            color: var(--text-3);
            margin-left: auto;
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px 40px;
            font-size: 14px;
            color: var(--text-2);
            line-height: 1.7;
        }

        /* ===== CTA 区域 ===== */
        .cta-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(5, 11, 22, 0.8), rgba(5, 11, 22, 0.6));
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 40px;
            font-weight: 800;
            color: var(--text-1);
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 18px;
            color: var(--text-2);
            max-width: 560px;
            margin: 0 auto 40px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #030812;
            border-top: 1px solid rgba(46, 124, 246, 0.3);
            padding: 60px 0 30px;
            position: relative;
            z-index: 1;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.2fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-2);
            line-height: 1.7;
            max-width: 360px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-1);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--gradient-main);
            border-radius: 2px;
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-2);
            transition: all 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 6px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-contact .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--text-2);
        }

        .footer-contact .contact-item .fa-icon {
            color: var(--secondary);
            margin-top: 4px;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--text-3);
            margin: 0;
        }

        .footer-bottom .footer-tag {
            display: flex;
            gap: 20px;
            font-size: 13px;
            color: var(--text-3);
        }

        .footer-bottom a {
            color: var(--text-3);
        }

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

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 固定转化条 ===== */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(5, 11, 22, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(0, 224, 255, 0.2);
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            z-index: 999;
            transform: translateY(100%);
            transition: transform 0.4s ease;
        }

        .fixed-cta-bar.visible {
            transform: translateY(0);
        }

        .fixed-cta-bar .cta-text {
            font-size: 15px;
            color: var(--text-1);
            font-weight: 500;
        }

        .fixed-cta-bar .cta-text span {
            color: var(--secondary);
            font-weight: 700;
        }

        @media (max-width: 991.98px) {
            .fixed-cta-bar {
                bottom: 64px;
                padding: 10px 16px;
            }
        }

        /* ===== 移动端底部导航 ===== */
        @media (max-width: 991.98px) {
            .site-header {
                height: 60px;
            }

            .site-header .main-nav,
            .site-header .nav-cta {
                display: none;
            }

            .brand-logo .brand-name {
                font-size: 18px;
            }

            .brand-logo svg {
                width: 30px;
                height: 30px;
            }

            .mobile-bottom-tab {
                display: flex;
                position: fixed;
                bottom: 0;
                left: 0;
                width: 100%;
                height: 64px;
                background: rgba(5, 11, 22, 0.92);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                z-index: 999;
                box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.3);
            }

            .mobile-bottom-tab .tab-item {
                flex: 1;
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 4px;
                padding: 8px 0;
                position: relative;
                color: #5A6B85;
                transition: color 0.3s ease;
                border: none;
                background: transparent;
                cursor: pointer;
                font-size: 12px;
                min-height: 44px;
            }

            .mobile-bottom-tab .tab-item i {
                font-size: 22px;
                transition: transform 0.2s ease;
            }

            .mobile-bottom-tab .tab-item:hover,
            .mobile-bottom-tab .tab-item.active {
                color: var(--secondary);
            }

            .mobile-bottom-tab .tab-item.active::before {
                content: '';
                position: absolute;
                top: 0;
                left: 50%;
                transform: translateX(-50%);
                width: 32px;
                height: 2px;
                background: var(--gradient-main);
                border-radius: 2px;
                box-shadow: 0 0 10px rgba(0, 224, 255, 0.5);
            }

            .mobile-bottom-tab .tab-item:active i {
                transform: scale(0.9);
            }

            .hero-content h1 {
                font-size: 32px;
            }

            .hero-content .hero-subtitle {
                font-size: 16px;
            }

            .hero-btns {
                flex-direction: column;
                align-items: center;
            }

            .hero-btns .btn-star,
            .hero-btns .btn-ghost {
                width: 100%;
                justify-content: center;
            }

            .hero-section {
                min-height: 100vh;
                padding: 100px 16px 100px;
            }

            .hero-scroll-indicator {
                display: none;
            }

            .section-padding {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .scene-text h2 {
                font-size: 24px;
            }

            .scene-image .data-float .data-num {
                font-size: 24px;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .news-card-large {
                flex-direction: column;
            }

            .news-card-large .news-img {
                flex: none;
                max-width: 100%;
                min-height: 200px;
            }

            .news-card-large .news-img img {
                height: 200px;
                object-fit: cover;
            }

            .news-card-large .news-content {
                padding: 20px;
            }
        }

        @media (max-width: 575.98px) {
            body {
                font-size: 15px;
            }

            .feature-wrapper {
                gap: 16px;
            }

            .feature-card {
                padding: 24px;
            }

            .data-panel {
                gap: 16px;
            }

            .data-panel .data-item .data-value {
                font-size: 24px;
            }

            .proof-logo-wall {
                gap: 12px;
            }

            .proof-logo-item {
                width: calc(33% - 8px);
                min-width: 100px;
                height: 56px;
                font-size: 12px;
            }

            .testimonial-card {
                padding: 24px;
            }

            .fixed-cta-bar {
                padding: 8px 16px;
            }

            .fixed-cta-bar .cta-text {
                font-size: 14px;
            }

            .fixed-cta-bar .btn-star {
                padding: 8px 18px;
                font-size: 14px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom .footer-tag {
                justify-content: center;
            }
        }

        /* ===== 无障碍 ===== */
        a:focus-visible,
        button:focus-visible,
        [tabindex]:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 3px;
        }

        .skip-link {
            position: absolute;
            top: -100px;
            left: 16px;
            background: var(--primary);
            color: #fff;
            padding: 8px 16px;
            border-radius: 0 0 8px 8px;
            z-index: 2000;
            transition: top 0.3s ease;
        }

        .skip-link:focus {
            top: 0;
        }

        /* 卡片入口样式 */
        .category-card {
            background: var(--surface);
            border: var(--border-light);
            border-radius: var(--radius-card);
            padding: 28px;
            height: 100%;
            transition: all 0.3s ease;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            display: block;
        }

        .category-card:hover {
            border-color: rgba(46, 124, 246, 0.4);
            box-shadow: var(--shadow-glow-hover);
            transform: translateY(-6px);
        }

        .category-card .cate-icon {
            width: 52px;
            height: 52px;
            background: linear-gradient(135deg, rgba(46, 124, 246, 0.2), rgba(0, 224, 255, 0.15));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--secondary);
            margin-bottom: 20px;
            border: 1px solid rgba(0, 224, 255, 0.25);
        }

        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-1);
            margin-bottom: 12px;
        }

        .category-card p {
            font-size: 15px;
            color: var(--text-2);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .category-card .card-more {
            font-size: 13px;
            color: var(--text-3);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.3s ease;
        }

        .category-card:hover .card-more {
            color: var(--secondary);
        }

        .category-card:hover .card-more .fa-arrow-right {
            transform: translateX(4px);
        }

        @media (max-width: 575.98px) {
            .category-card {
                padding: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --bg: #050B16;
            --surface: rgba(255, 255, 255, 0.06);
            --surface-strong: rgba(255, 255, 255, 0.1);
            --primary: #2E7CF6;
            --secondary: #00E0FF;
            --accent: #7A5AF8;
            --text-1: #EAEFFA;
            --text-2: #9AA5B8;
            --text-3: #5A6B85;
            --border: rgba(255, 255, 255, 0.12);
            --radius: 20px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
            --glow: 0 0 40px rgba(46, 124, 246, 0.35);
            --glow-hover: 0 0 60px rgba(0, 224, 255, 0.35);
            --gradient: linear-gradient(135deg, #2E7CF6, #00E0FF);
            --font: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(46, 124, 246, 0.08), transparent 60%), radial-gradient(ellipse at 80% 30%, rgba(0, 224, 255, 0.04), transparent 50%);
            color: var(--text-1);
            line-height: 1.75;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #C6D4F0;
            text-decoration: none;
            transition: color .25s ease;
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1320px;
            padding-left: 16px;
            padding-right: 16px;
        }
        .section {
            padding: 96px 0;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 6px;
            background: rgba(46, 124, 246, 0.15);
            color: var(--secondary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
            border: 1px solid rgba(0, 224, 255, 0.2);
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 12px;
            background: linear-gradient(135deg, #FFF, #9BD1FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-head p {
            color: var(--text-2);
            font-size: 15px;
            margin-bottom: 0;
        }

        /* 按钮体系 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            background: var(--gradient);
            color: #04101F;
            font-weight: 700;
            font-size: 15px;
            border: none;
            cursor: pointer;
            box-shadow: 0 0 30px rgba(46, 124, 246, 0.4);
            transition: all .3s ease;
        }
        .btn-primary:hover {
            color: #04101F;
            box-shadow: 0 0 60px rgba(0, 224, 255, 0.35);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }
        .btn-primary i {
            transition: transform .3s ease;
        }
        .btn-primary:hover i {
            transform: translateX(4px);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-1);
            font-weight: 600;
            font-size: 15px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(12px);
            transition: all .3s ease;
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.1);
            color: var(--text-1);
        }
        .btn-ghost:active {
            transform: scale(0.98);
        }
        .btn-star {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            background: var(--gradient);
            color: #04101F;
            font-weight: 700;
            font-size: 14px;
            border: none;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(46, 124, 246, 0.3);
            transition: all .3s ease;
        }
        .btn-star:hover {
            color: #04101F;
            box-shadow: 0 0 40px rgba(0, 224, 255, 0.3);
            transform: translateY(-2px);
        }
        .btn-star:active {
            transform: scale(0.97);
        }

        /* 顶部导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: transparent;
            transition: all .4s ease;
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            background: rgba(5, 11, 22, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom-color: rgba(46, 124, 246, 0.25);
            box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo svg {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }
        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-1);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: 40px;
        }
        .nav-link-item {
            position: relative;
            font-size: 15px;
            color: var(--text-2);
            font-weight: 500;
            padding: 6px 0;
            transition: color .25s ease;
        }
        .nav-link-item::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%) scaleX(0);
            width: 100%;
            height: 2px;
            border-radius: 2px;
            background: var(--gradient);
            box-shadow: 0 0 12px rgba(0, 224, 255, 0.6);
            transition: transform .3s ease;
        }
        .nav-link-item:hover {
            color: var(--text-1);
        }
        .nav-link-item:hover::after,
        .nav-link-item.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-link-item.active {
            color: var(--secondary);
            text-shadow: 0 0 20px rgba(0, 224, 255, 0.4);
        }
        .nav-cta {
            margin-left: auto;
        }

        /* 移动端底部 Tab */
        .mobile-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1200;
            height: 60px;
            background: rgba(5, 11, 22, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-top: 1px solid rgba(46, 124, 246, 0.3);
            box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.4);
        }
        .mobile-tab-bar .tab-inner {
            display: flex;
            height: 100%;
            align-items: stretch;
        }
        .mobile-tab-bar .tab-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            color: var(--text-3);
            font-size: 11px;
            font-weight: 500;
            border-top: 2px solid transparent;
            transition: all .25s ease;
            min-height: 44px;
        }
        .mobile-tab-bar .tab-item i {
            font-size: 18px;
            transition: transform .2s ease;
        }
        .mobile-tab-bar .tab-item.active {
            color: var(--secondary);
            border-top-color: var(--secondary);
            box-shadow: 0 -2px 20px rgba(0, 224, 255, 0.2);
        }
        .mobile-tab-bar .tab-item:active {
            transform: scale(0.95);
        }

        /* Hero 页头 */
        .category-hero {
            position: relative;
            padding: 200px 0 120px;
            min-height: 92vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(46, 124, 246, 0.25), transparent 70%), linear-gradient(180deg, rgba(5, 11, 22, 0.6) 0%, rgba(5, 11, 22, 0.8) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
        }
        .breadcrumb-bar {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            font-size: 13px;
            color: var(--text-2);
            margin-bottom: 30px;
        }
        .breadcrumb-bar a {
            color: var(--text-2);
        }
        .breadcrumb-bar a:hover {
            color: var(--secondary);
        }
        .breadcrumb-bar .current {
            color: var(--secondary);
        }
        .category-hero h1 {
            font-size: 52px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #FFFFFF 30%, #9BD1FF 70%, #00E0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 60px rgba(46, 124, 246, 0.3);
        }
        .category-hero .hero-sub {
            font-size: 19px;
            color: var(--text-2);
            max-width: 640px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 卖点三连 */
        .feature-card {
            position: relative;
            padding: 36px 28px;
            border-radius: var(--radius);
            background: var(--surface);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            backdrop-filter: blur(10px);
            overflow: hidden;
            transition: all .4s ease;
            height: 100%;
        }
        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        }
        .feature-card .feature-num {
            position: absolute;
            right: 20px;
            bottom: 0;
            font-size: 64px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
            line-height: 1;
            pointer-events: none;
            transition: all .4s ease;
        }
        .feature-card .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: linear-gradient(135deg, rgba(46, 124, 246, 0.15), rgba(0, 224, 255, 0.1));
            border: 1px solid rgba(0, 224, 255, 0.2);
            color: var(--secondary);
            margin-bottom: 24px;
            box-shadow: 0 0 20px rgba(0, 224, 255, 0.1);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-1);
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-2);
            margin-bottom: 0;
            line-height: 1.7;
        }
        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--glow-hover);
            border-color: rgba(0, 224, 255, 0.3);
        }
        .feature-card:hover .feature-num {
            -webkit-text-stroke-color: rgba(0, 224, 255, 0.2);
        }
        .feature-row .col-lg-4 {
            display: flex;
        }
        .feature-row .main-card {
            background: var(--surface-strong);
            border-color: rgba(0, 224, 255, 0.35);
            box-shadow: 0 0 40px rgba(46, 124, 246, 0.2);
            position: relative;
            z-index: 2;
        }
        .feature-row .main-card::after {
            content: "热门";
            position: absolute;
            top: 18px;
            right: 18px;
            padding: 4px 12px;
            border-radius: 6px;
            background: var(--gradient);
            color: #04101F;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
        }
        @media (min-width: 992px) {
            .feature-row .main-card {
                transform: scale(1.04);
            }
            .feature-row .main-card:hover {
                transform: scale(1.06);
            }
        }

        /* 场景演示 */
        .scene-section {
            background: linear-gradient(180deg, transparent, rgba(46, 124, 246, 0.04), transparent);
        }
        .scene-block {
            margin-bottom: 96px;
        }
        .scene-block:last-child {
            margin-bottom: 0;
        }
        .scene-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow);
        }
        .scene-media img {
            width: 100%;
            border-radius: var(--radius);
            transition: transform .5s ease;
        }
        .scene-media:hover img {
            transform: scale(1.02);
        }
        .scene-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(5, 11, 22, 0.65));
            border-radius: var(--radius);
        }
        .scene-content {
            padding: 30px 20px;
        }
        .scene-content h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 18px;
            color: var(--text-1);
        }
        .scene-content .scene-desc {
            color: var(--text-2);
            font-size: 15px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .data-mini-panel {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .data-mini {
            flex: 1;
            min-width: 120px;
            padding: 16px 20px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            backdrop-filter: blur(8px);
        }
        .data-mini .num {
            font-size: 32px;
            font-weight: 800;
            color: var(--secondary);
            text-shadow: 0 0 30px rgba(0, 224, 255, 0.4);
            line-height: 1.2;
        }
        .data-mini .label {
            font-size: 13px;
            color: var(--text-3);
            margin-top: 4px;
        }

        /* 数据统计 */
        .stats-section {
            background: linear-gradient(180deg, rgba(5, 11, 22, 0.4), rgba(5, 11, 22, 0.8)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-attachment: fixed;
            position: relative;
        }
        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(5, 11, 22, 0.65);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
            z-index: 1;
        }
        .stat-item {
            padding: 40px 20px;
            text-align: center;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            transition: all .3s ease;
        }
        .stat-item:hover {
            border-color: rgba(0, 224, 255, 0.3);
            box-shadow: 0 0 40px rgba(46, 124, 246, 0.2);
            transform: translateY(-4px);
        }
        .stat-item .stat-num {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.2;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 8px;
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-2);
        }

        /* 培养流程 */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .flow-step {
            position: relative;
            padding: 32px 24px;
            border-radius: var(--radius);
            background: var(--surface);
            border: 1px solid var(--border);
            text-align: center;
            transition: all .3s ease;
        }
        .flow-step:hover {
            transform: translateY(-6px);
            box-shadow: var(--glow);
            border-color: rgba(46, 124, 246, 0.3);
        }
        .flow-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            background: rgba(46, 124, 246, 0.15);
            border: 1px solid rgba(0, 224, 255, 0.3);
            color: var(--secondary);
            transition: all .3s ease;
        }
        .flow-step:hover .step-num {
            background: var(--gradient);
            color: #04101F;
            box-shadow: 0 0 30px rgba(0, 224, 255, 0.4);
        }
        .flow-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .flow-step p {
            font-size: 14px;
            color: var(--text-2);
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border) !important;
            border-radius: var(--radius) !important;
            background: var(--surface) !important;
            backdrop-filter: blur(10px);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-item[aria-expanded="true"] {
            background: var(--surface-strong) !important;
        }
        .faq-item .accordion-button {
            background: transparent;
            color: var(--text-1);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none;
            border: none;
            position: relative;
            padding-left: 28px;
        }
        .faq-item .accordion-button::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            border-radius: 0 4px 4px 0;
            background: var(--gradient);
            box-shadow: 0 0 12px rgba(0, 224, 255, 0.4);
        }
        .faq-item .accordion-button:not(.collapsed) {
            background: rgba(46, 124, 246, 0.08);
            color: var(--secondary);
        }
        .faq-item .accordion-button::after {
            filter: brightness(0) invert(1);
            opacity: 0.6;
        }
        .faq-item .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(180deg);
        }
        .faq-item .accordion-body {
            color: var(--text-2);
            font-size: 14px;
            line-height: 1.7;
            padding: 0 24px 24px 28px;
        }

        /* CTA */
        .cta-section {
            position: relative;
            padding: 100px 0;
            text-align: center;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5, 11, 22, 0.85), rgba(5, 11, 22, 0.6));
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 38px;
            font-weight: 800;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #FFF, #9BD1FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .cta-section p {
            color: var(--text-2);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 36px;
        }

        /* 页脚 */
        .site-footer {
            background: #030812;
            border-top: 1px solid rgba(46, 124, 246, 0.2);
            padding: 64px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: var(--text-3);
            font-size: 14px;
            max-width: 360px;
            line-height: 1.8;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-1);
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-3);
            font-size: 14px;
            transition: all .25s ease;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .contact-item {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text-3);
            font-size: 14px;
        }
        .contact-item .fa-icon {
            color: var(--secondary);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            color: var(--text-3);
            font-size: 13px;
            margin: 0;
        }

        /* 底部固定转化条 */
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1100;
            background: rgba(5, 11, 22, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid rgba(0, 224, 255, 0.25);
            padding: 12px 24px;
            display: none;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.5);
        }
        .fixed-cta-bar.show {
            display: flex;
        }
        .fixed-cta-bar .bar-text {
            font-size: 14px;
            color: var(--text-2);
        }
        .fixed-cta-bar .bar-text strong {
            color: var(--secondary);
        }
        .fixed-cta-bar .btn-star {
            padding: 8px 20px;
            font-size: 13px;
            flex-shrink: 0;
        }

        /* 响应式 */
        @media (max-width: 991.98px) {
            .site-header {
                height: 64px;
            }
            .main-nav {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .mobile-tab-bar {
                display: block;
            }
            .category-hero {
                padding: 140px 0 90px;
                min-height: auto;
                background-attachment: scroll;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .category-hero .hero-sub {
                font-size: 16px;
            }
            .section {
                padding: 60px 0;
            }
            .section-head {
                margin-bottom: 40px;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .fixed-cta-bar {
                bottom: 60px;
                padding: 10px 16px;
            }
            .fixed-cta-bar .bar-text {
                font-size: 13px;
            }
            body {
                padding-bottom: 60px;
            }
            .cta-section {
                padding: 60px 0;
                background-attachment: scroll;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .scene-block {
                margin-bottom: 60px;
            }
            .scene-content {
                padding: 24px 4px;
            }
            .scene-content h2 {
                font-size: 22px;
            }
        }
        @media (max-width: 767.98px) {
            .category-hero h1 {
                font-size: 30px;
            }
            .hero-actions {
                gap: 12px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-ghost {
                padding: 12px 24px;
                font-size: 14px;
                width: 100%;
                max-width: 260px;
            }
            .feature-card {
                padding: 28px 20px;
            }
            .stats-grid {
                gap: 16px;
            }
            .stat-item .stat-num {
                font-size: 34px;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .mobile-tab-bar {
                height: 56px;
            }
            .mobile-tab-bar .tab-item {
                font-size: 10px;
            }
            .mobile-tab-bar .tab-item i {
                font-size: 17px;
            }
        }
        @media (max-width: 575.98px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .brand-name {
                font-size: 17px;
            }
            .brand-logo svg {
                width: 30px;
                height: 30px;
            }
            .breadcrumb-bar {
                font-size: 12px;
                padding: 6px 14px;
            }
            .data-mini-panel {
                flex-direction: column;
            }
            .data-mini {
                min-width: 100%;
            }
        }

/* roulang page: article */
:root {
  --bg: #050B16;
  --bg-deep: #030812;
  --surface: rgba(255,255,255,0.06);
  --surface-strong: rgba(255,255,255,0.10);
  --border: rgba(255,255,255,0.12);
  --border-light: rgba(255,255,255,0.20);
  --primary: #2E7CF6;
  --secondary: #00E0FF;
  --accent: #7A5AF8;
  --text-1: #EAEFFA;
  --text-2: #9AA5B8;
  --text-3: #5A6B85;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow: 0 4px 24px rgba(0,0,0,0.25);
  --glow: 0 0 40px rgba(46,124,246,0.35);
  --glow-hover: 0 0 60px rgba(0,224,255,0.35);
  --gradient-main: linear-gradient(135deg,#2E7CF6,#00E0FF);
  --font: system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg) radial-gradient(ellipse at 20% 0%,rgba(46,124,246,0.10),transparent 55%) radial-gradient(ellipse at 85% 100%,rgba(0,224,255,0.06),transparent 45%);
  color:var(--text-1);
  line-height:1.75;
  padding-bottom:64px;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:992px){
  body{padding-bottom:0}
}
img{max-width:100%;height:auto;display:block}
a{color:#C6D4F0;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--secondary)}
.container{max-width:1320px}
i,em{font-style:normal}

/* ===== 按钮体系 ===== */
.btn-star{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--gradient-main);
  color:#04101F!important;
  font-weight:700;
  font-size:15px;
  padding:12px 28px;
  border-radius:var(--radius-md);
  border:none;
  box-shadow:0 0 30px rgba(46,124,246,0.4);
  transition:transform .25s,box-shadow .25s,filter .25s;
  cursor:pointer;
  line-height:1.4;
}
.btn-star:hover{transform:translateY(-2px);box-shadow:var(--glow-hover);filter:brightness(1.08);color:#04101F}
.btn-star:active{transform:translateY(0) scale(0.98);box-shadow:0 0 20px rgba(46,124,246,0.3)}
.btn-star i{transition:transform .25s}
.btn-star:hover i{transform:translateX(4px)}
.btn-outline-star{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.12);
  color:var(--text-1)!important;
  font-weight:600;font-size:14px;
  padding:12px 24px;
  border-radius:var(--radius-md);
  transition:all .25s;
  cursor:pointer;
}
.btn-outline-star:hover{border-color:var(--primary);background:rgba(46,124,246,0.12);color:var(--secondary)}
.btn-outline-star:active{transform:scale(0.98)}
.btn-outline-star i{transition:transform .25s}
.btn-outline-star:hover i:first-child{transform:translateX(-4px)}
.btn-outline-star:hover i:last-child{transform:translateX(4px)}
.btn-lg{padding:14px 36px;font-size:16px}

/* ===== 导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:72px;
  transition:background .35s,box-shadow .35s,backdrop-filter .35s;
  background:transparent;
}
.site-header.scrolled{
  background:rgba(5,11,22,0.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 1px 0 var(--border),0 10px 40px rgba(0,0,0,0.4);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.brand-logo{display:inline-flex;align-items:center;gap:10px;}
.brand-logo svg{width:38px;height:38px;flex:0 0 auto}
.brand-name{font-size:22px;font-weight:800;letter-spacing:0.5px;color:var(--text-1);line-height:1.2}
.main-nav{display:none;align-items:center;gap:6px}
@media (min-width:992px){
  .main-nav{display:flex}
}
.nav-link-item{
  position:relative;
  font-size:15px;font-weight:500;
  color:var(--text-2);
  padding:8px 14px;
  border-radius:var(--radius-sm);
  transition:color .25s;
}
.nav-link-item:hover{color:var(--text-1)}
.nav-link-item::after{
  content:'';
  position:absolute;left:14px;right:14px;bottom:0;
  height:2px;
  background:var(--gradient-main);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .3s ease;
  box-shadow:0 0 12px rgba(46,124,246,0.6);
}
.nav-link-item:hover::after,.nav-link-item.active::after{transform:scaleX(1)}
.nav-link-item.active{color:var(--secondary);font-weight:600}
.nav-cta{display:none}
@media (min-width:992px){
  .nav-cta{display:block}
}
.nav-cta .btn-star{padding:10px 22px;font-size:14px}

/* ===== 移动端底部Tab ===== */
.mobile-tab-nav{
  position:fixed;bottom:0;left:0;right:0;z-index:1000;
  display:flex;align-items:stretch;
  background:rgba(5,11,22,0.90);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-top:1px solid rgba(46,124,246,0.25);
  height:64px;
  padding:0 8px;
}
@media (min-width:992px){
  .mobile-tab-nav{display:none}
}
.tab-item{
  flex:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;
  color:var(--text-3);
  font-size:12px;
  font-weight:500;
  position:relative;
  transition:color .25s,transform .2s;
  border-radius:var(--radius-sm);
}
.tab-item i{font-size:20px}
.tab-item::before{
  content:'';
  position:absolute;top:0;left:30%;right:30%;
  height:2px;
  background:var(--gradient-main);
  border-radius:0 0 2px 2px;
  opacity:0;
  transition:opacity .25s;
  box-shadow:0 0 12px rgba(0,224,255,0.6);
}
.tab-item.active{color:var(--secondary)}
.tab-item.active::before{opacity:1}
.tab-item:active{transform:scale(0.95)}
.tab-item:focus-visible{outline:2px solid var(--secondary);outline-offset:-2px;border-radius:var(--radius-md)}

/* ===== 面包屑 ===== */
.breadcrumb-wrap{
  position:relative;
  padding:120px 0 30px;
  background:linear-gradient(180deg,rgba(5,11,22,0.75) 0%,rgba(5,11,22,0.95) 100%),url('/assets/images/backpic/back-1.png') center 35% / cover no-repeat;
  border-bottom:1px solid var(--border);
}
.breadcrumb-wrap::after{
  content:'';
  position:absolute;bottom:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(46,124,246,0.5),transparent);
}
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;
  flex-wrap:wrap;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  padding:12px 22px;
  border-radius:var(--radius-md);
  font-size:14px;
  color:var(--text-2);
}
.breadcrumb-bar a{color:var(--text-2)}
.breadcrumb-bar a:hover{color:var(--secondary)}
.breadcrumb-bar .sep{color:var(--text-3);font-size:12px}
.breadcrumb-bar .current{color:var(--secondary);font-weight:600;max-width:300px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ===== 文章主体 ===== */
.article-section{
  padding:50px 0 70px;
  position:relative;
}
.article-wrapper{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:40px;
  max-width:1120px;
  margin:0 auto;
}
@media (min-width:1200px){
  .article-wrapper{grid-template-columns:minmax(0,1fr) 220px;gap:32px}
}
.article-panel{
  background:linear-gradient(180deg,rgba(255,255,255,0.05),rgba(255,255,255,0.02));
  border:1px solid var(--border);
  border-radius:var(--radius-xl);
  padding:48px 28px;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.article-panel::before{
  content:'';
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.3),transparent);
}
@media (min-width:576px){
  .article-panel{padding:56px 48px}
}
.article-header{
  margin-bottom:32px;
  border-bottom:1px solid var(--border);
  padding-bottom:28px;
}
.article-title{
  font-size:30px;
  font-weight:800;
  line-height:1.3;
  color:var(--text-1);
  margin-bottom:16px;
  background:linear-gradient(180deg,#FFFFFF,#B8D4FF);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
@media (min-width:768px){
  .article-title{font-size:38px}
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:16px;
  font-size:14px;color:var(--text-3);
}
.meta-item{
  display:inline-flex;align-items:center;gap:6px;
}
.meta-item i{color:var(--primary);font-size:14px}
.meta-badge{
  display:inline-block;
  background:rgba(46,124,246,0.15);
  color:var(--secondary);
  font-size:13px;
  font-weight:600;
  padding:3px 12px;
  border-radius:var(--radius-sm);
  letter-spacing:0.5px;
}

/* ===== 文章正文排版 ===== */
.article-body{font-size:16px;line-height:1.85;color:var(--text-1)}
.article-body h2{
  font-size:24px;font-weight:700;
  margin:44px 0 18px;
  padding-bottom:12px;
  border-bottom:1px solid var(--border);
  position:relative;
  color:var(--text-1);
}
@media (min-width:768px){.article-body h2{font-size:26px}}
.article-body h2::before{
  content:'';
  position:absolute;left:0;bottom:-1px;
  width:52px;height:2px;
  background:var(--gradient-main);
  border-radius:2px;
  box-shadow:0 0 12px rgba(46,124,246,0.5);
}
.article-body h3{
  font-size:20px;font-weight:700;
  margin:32px 0 14px;
  color:var(--text-1);
}
.article-body p{margin-bottom:20px;font-size:16px;color:rgba(234,239,250,0.9)}
.article-body img{
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow),0 0 0 1px var(--border);
  margin:28px 0;
  width:100%;
  object-fit:cover;
}
.article-body blockquote{
  border-left:4px solid var(--primary);
  background:rgba(46,124,246,0.08);
  padding:18px 24px;
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin:28px 0;
  color:var(--text-2);
  font-size:15px;
}
.article-body blockquote p{color:var(--text-2);margin-bottom:0}
.article-body ul,.article-body ol{margin:20px 0;padding-left:24px}
.article-body li{margin-bottom:10px;color:rgba(234,239,250,0.9)}
.article-body li::marker{color:var(--secondary)}
.article-body a{color:var(--secondary);border-bottom:1px solid rgba(0,224,255,0.3)}
.article-body a:hover{color:#fff;border-bottom-color:var(--secondary)}
.article-body code{
  background:rgba(255,255,255,0.08);
  padding:2px 8px;
  border-radius:4px;
  font-family:ui-monospace,Consolas,monospace;
  font-size:14px;
  color:var(--secondary);
}
.article-body figure{margin:28px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}

/* ===== 空态 ===== */
.article-empty{
  padding:60px 20px;
  text-align:center;
}
.article-empty i{
  font-size:52px;
  color:var(--primary);
  background:rgba(46,124,246,0.1);
  border-radius:50%;
  width:96px;height:96px;
  display:inline-flex;align-items:center;justify-content:center;
  margin-bottom:20px;
  box-shadow:var(--glow);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 25px rgba(46,124,246,0.25)}
  50%{box-shadow:0 0 45px rgba(0,224,255,0.45)}
}
.article-empty p{font-size:18px;color:var(--text-2);margin-bottom:24px}

/* ===== 文章目录 ===== */
.article-toc{position:relative}
.toc-inner{
  position:sticky;
  top:100px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:20px;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.toc-inner h3{
  font-size:16px;font-weight:700;
  color:var(--text-1);
  margin-bottom:14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:8px;
}
.toc-inner h3 i{color:var(--secondary);font-size:15px}
#tocList{list-style:none;padding:0;margin:0;max-height:calc(100vh - 220px);overflow-y:auto}
#tocList li{margin-bottom:2px}
#tocList a{
  display:block;
  padding:6px 10px;
  font-size:13px;
  color:var(--text-2);
  border-radius:var(--radius-sm);
  border-left:2px solid transparent;
  transition:all .25s;
  line-height:1.5;
}
#tocList a:hover{
  color:var(--secondary);
  background:rgba(46,124,246,0.08);
  border-left-color:var(--primary);
}
#tocList a.active{
  color:var(--secondary);
  background:rgba(46,124,246,0.12);
  border-left-color:var(--secondary);
  font-weight:600;
}
#tocList a.toc-sub{padding-left:24px;font-size:12px;color:var(--text-3)}
.toc-empty{font-size:13px;color:var(--text-3);padding:8px 10px}

/* ===== 文章分页导航 ===== */
.article-pagination{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:40px;
  padding-top:28px;
  border-top:1px solid var(--border);
  flex-wrap:wrap;
}
.pagination-item{
  flex:1;
  min-width:140px;
}
.pagination-item a{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:12px 16px;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  transition:all .25s;
}
.pagination-item a:hover{
  border-color:var(--primary);
  background:rgba(46,124,246,0.08);
  transform:translateY(-2px);
}
.pagination-item .label{font-size:12px;color:var(--text-3);display:flex;align-items:center;gap:6px}
.pagination-item .text{font-size:14px;font-weight:600;color:var(--text-1);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pagination-item.next a{text-align:right}
.pagination-item.next .label{justify-content:flex-end}
.no-link{
  display:flex;flex-direction:column;gap:4px;
  padding:12px 16px;
  background:rgba(255,255,255,0.02);
  border:1px dashed var(--border);
  border-radius:var(--radius-md);
  color:var(--text-3);
  font-size:13px;
}
.pagination-center{
  display:flex;justify-content:center;
  flex:0 0 auto;
}
@media (max-width:575px){
  .article-pagination{flex-direction:column}
  .pagination-item{min-width:100%}
  .pagination-center{order:-1;width:100%}
  .pagination-center .btn-outline-star{width:100%;justify-content:center}
}

/* ===== 相关推荐 ===== */
.related-section{
  padding:40px 0 70px;
  position:relative;
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  flex-wrap:wrap;gap:16px;
  margin-bottom:36px;
}
.section-title{
  font-size:28px;font-weight:800;
  color:var(--text-1);
  position:relative;
  padding-bottom:12px;
  margin:0;
}
.section-title::after{
  content:'';
  position:absolute;left:0;bottom:0;
  width:44px;height:3px;
  background:var(--gradient-main);
  border-radius:3px;
  box-shadow:0 0 14px rgba(0,224,255,0.5);
}
.related-card{
  display:block;
  background:linear-gradient(180deg,rgba(255,255,255,0.05),rgba(255,255,255,0.02));
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
  height:100%;
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.related-card:hover{
  transform:translateY(-6px);
  border-color:rgba(46,124,246,0.4);
  box-shadow:var(--glow);
}
.related-card .card-cover{
  aspect-ratio:16/9;
  overflow:hidden;
  position:relative;
}
.related-card .card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.related-card:hover .card-cover img{transform:scale(1.06)}
.related-card .card-cover::after{
  content:'';
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(5,11,22,0.5) 100%);
}
.related-card .card-body-custom{padding:20px 22px}
.related-card .badge-star{
  display:inline-block;
  background:rgba(46,124,246,0.15);
  color:var(--secondary);
  font-size:12px;
  font-weight:600;
  padding:3px 12px;
  border-radius:var(--radius-sm);
  margin-bottom:10px;
  letter-spacing:0.5px;
}
.related-card h3{
  font-size:17px;
  font-weight:700;
  color:var(--text-1);
  line-height:1.5;
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .25s;
}
.related-card:hover h3{color:var(--secondary)}
.related-card p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.65;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:0;
}
.related-card .card-meta{
  display:flex;align-items:center;gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid rgba(255,255,255,0.06);
}
.related-card .card-meta i{font-size:13px;color:var(--primary)}
.related-actions{
  display:flex;justify-content:center;
  margin-top:48px;
}

/* ===== CTA ===== */
.cta-section{
  padding:0 0 80px;
}
.cta-box{
  position:relative;
  background:linear-gradient(135deg,rgba(46,124,246,0.12),rgba(0,224,255,0.05)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border:1px solid rgba(46,124,246,0.3);
  border-radius:var(--radius-xl);
  padding:64px 32px;
  text-align:center;
  overflow:hidden;
  box-shadow:var(--glow);
}
.cta-box::before{
  content:'';
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,255,0.6),transparent);
}
@media (min-width:768px){
  .cta-box{padding:80px 56px}
}
.cta-box h2{
  font-size:28px;font-weight:800;
  margin-bottom:14px;
  background:linear-gradient(135deg,#fff,#B8D4FF);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
@media (min-width:768px){.cta-box h2{font-size:36px}}
.cta-box p{
  color:var(--text-2);
  font-size:16px;
  max-width:560px;
  margin:0 auto 32px;
}
.cta-box .cta-buttons{
  display:flex;gap:16px;justify-content:center;flex-wrap:wrap;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid rgba(46,124,246,0.25);
  padding:60px 0 20px;
  position:relative;
}
.site-footer::before{
  content:'';
  position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,224,255,0.5),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:36px;
  margin-bottom:40px;
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:48px}
}
.footer-brand .brand-logo{margin-bottom:14px}
.footer-brand p{
  font-size:14px;
  color:var(--text-3);
  line-height:1.8;
  max-width:360px;
  margin-top:12px;
}
.footer-title{
  font-size:16px;
  font-weight:700;
  color:var(--text-1);
  margin-bottom:16px;
  position:relative;
  padding-bottom:10px;
}
.footer-title::after{
  content:'';
  position:absolute;left:0;bottom:0;
  width:28px;height:2px;
  background:var(--gradient-main);
  border-radius:2px;
}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{
  color:var(--text-2);
  font-size:14px;
  display:inline-flex;align-items:center;gap:8px;
  transition:all .25s;
}
.footer-links a:hover{color:var(--secondary);transform:translateX(4px)}
.footer-links a::before{
  content:'';
  width:4px;height:4px;
  background:var(--primary);
  border-radius:50%;
  opacity:0.6;
}
.footer-contact{
  display:flex;flex-direction:column;gap:12px;
}
.contact-item{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.6;
}
.contact-item i{
  color:var(--secondary);
  font-size:15px;
  margin-top:4px;
  width:16px;
  text-align:center;
  flex-shrink:0;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);
  padding-top:20px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom p{margin:0}

/* ===== 滚动条 ===== */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:rgba(46,124,246,0.4);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:rgba(0,224,255,0.6)}

/* ===== 响应式补强 ===== */
@media (max-width:991px){
  .breadcrumb-wrap{padding:100px 0 24px}
  .article-section{padding:36px 0 56px}
  .related-section{padding:30px 0 56px}
  .cta-section{padding:0 0 56px}
}
@media (max-width:575px){
  .article-panel{padding:32px 20px}
  .article-title{font-size:26px}
  .breadcrumb-bar{overflow-x:auto;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;padding:10px 14px}
  .breadcrumb-bar .current{max-width:160px}
  .cta-box{padding:48px 20px}
}