:root {
            --primary: #FF5A1F;
            --primary-dark: #E04810;
            --primary-light: #FFF3EB;
            --primary-gradient: linear-gradient(135deg, #FF7A00 0%, #FF3E00 100%);
            --accent-warm: #FFA000;
            --dark: #1A202C;
            --dark-muted: #4A5568;
            --light-bg: #FAFAF9;
            --card-bg: #FFFFFF;
            --border-color: #F1ECE7;
            --border-hover: #FED7AA;
            --shadow-sm: 0 2px 8px rgba(255, 90, 31, 0.06);
            --shadow-md: 0 10px 25px -5px rgba(255, 90, 31, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 20px 35px -5px rgba(255, 90, 31, 0.15), 0 10px 15px -5px rgba(0, 0, 0, 0.05);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--light-bg);
            color: var(--dark);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* 统一居中容器 */
        .container {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* 排版通用 */
        h1, h2, h3, h4, h5, h6 {
            color: var(--dark);
            font-weight: 700;
            line-height: 1.35;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

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

        .section {
            padding: 85px 0;
            position: relative;
        }

        .section-tint {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-header {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 55px;
        }

        .section-tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            border: 1px solid #FFD9C2;
            border-radius: 30px;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-title {
            font-size: 2.15rem;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--dark-muted);
            line-height: 1.7;
        }

        /* 按钮规范 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            border: none;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(255, 90, 31, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 90, 31, 0.45);
            color: #FFFFFF;
        }

        .btn-outline {
            background: #FFFFFF;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.1rem;
        }

        /* 顶部导航 */
        .navbar {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(241, 236, 231, 0.8);
            transition: all 0.3s ease;
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }

        .brand-area {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .brand-logo-wrap {
            height: 42px;
            display: flex;
            align-items: center;
        }

        .ai-page-logo {
            max-height: 40px;
            width: auto;
            object-fit: contain;
        }

        .brand-name {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.5px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0;
            list-style: none;
        }

        .nav-links li a {
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--dark-muted);
            padding: 8px 12px;
            border-radius: 6px;
            transition: color 0.2s ease;
        }

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

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

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--dark);
        }

        /* Hero 首屏 (严格无图，纯CSS炽艳橙视觉) */
        .hero-section {
            padding: 90px 0 80px;
            background: radial-gradient(circle at 50% 0%, rgba(255, 122, 0, 0.12) 0%, rgba(250, 250, 249, 0) 70%), var(--light-bg);
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .hero-badge-wrap {
            display: flex;
            justify-content: center;
            margin-bottom: 24px;
        }

        .hero-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: #FFFFFF;
            border: 1px solid #FFD9C2;
            border-radius: 50px;
            box-shadow: 0 4px 12px rgba(255, 90, 31, 0.08);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary-dark);
        }

        .hero-pill .dot {
            width: 8px;
            height: 8px;
            background-color: var(--primary);
            border-radius: 50%;
            display: inline-block;
            box-shadow: 0 0 0 3px rgba(255, 90, 31, 0.25);
            animation: pulseDot 2s infinite;
        }

        @keyframes pulseDot {
            0% { transform: scale(0.95); opacity: 0.8; }
            50% { transform: scale(1.2); opacity: 1; }
            100% { transform: scale(0.95); opacity: 0.8; }
        }

        .hero-content {
            text-align: center;
            max-width: 920px;
            margin: 0 auto;
        }

        .hero-title {
            font-size: 2.85rem;
            font-weight: 800;
            letter-spacing: -1px;
            line-height: 1.25;
            margin-bottom: 22px;
            color: #111827;
        }

        .hero-title .highlight-text {
            color: var(--primary);
            position: relative;
            display: inline-block;
        }

        .hero-title .highlight-text::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 4px;
            width: 100%;
            height: 8px;
            background: rgba(255, 90, 31, 0.15);
            border-radius: 4px;
            z-index: -1;
        }

        .hero-desc {
            font-size: 1.18rem;
            color: #4B5563;
            max-width: 780px;
            margin: 0 auto 34px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            margin-bottom: 50px;
            flex-wrap: wrap;
        }

        .hero-features-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 20px;
        }

        .hero-feat-card {
            background: #FFFFFF;
            padding: 22px 18px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            text-align: left;
            transition: all 0.3s ease;
        }

        .hero-feat-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-md);
        }

        .hero-feat-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            margin-bottom: 4px;
            font-family: var(--font-main);
        }

        .hero-feat-card .label {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 2px;
        }

        .hero-feat-card .sub {
            font-size: 0.8rem;
            color: var(--dark-muted);
        }

        /* 平台模型矩阵 */
        .models-marquee-wrap {
            padding: 30px 0;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }

        .models-title-bar {
            text-align: center;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--dark-muted);
            margin-bottom: 18px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .models-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .model-chip {
            padding: 7px 16px;
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--dark);
            transition: all 0.2s ease;
        }

        .model-chip:hover {
            background: var(--primary-light);
            border-color: #FFC4A3;
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* 平台介绍 & 服务网格 */
        .intro-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .intro-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px 26px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .intro-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 0;
            background: var(--primary-gradient);
            transition: height 0.3s ease;
        }

        .intro-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .intro-card:hover::before {
            height: 100%;
        }

        .intro-icon {
            width: 52px;
            height: 52px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 20px;
            border: 1px solid #FFE2D1;
        }

        .intro-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
        }

        .intro-card p {
            color: var(--dark-muted);
            font-size: 0.92rem;
            line-height: 1.65;
        }

        /* 核心场景服务能力 */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scenario-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .scenario-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .scenario-badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary-dark);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: 4px;
            margin-bottom: 12px;
            width: fit-content;
        }

        .scenario-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: 0.88rem;
            color: var(--dark-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .scenario-meta {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* 一站式制作全流程 */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            position: relative;
            box-shadow: var(--shadow-sm);
        }

        .process-step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary-gradient);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 18px;
            box-shadow: 0 4px 10px rgba(255, 90, 31, 0.3);
        }

        .process-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

        .process-card p {
            font-size: 0.88rem;
            color: var(--dark-muted);
        }

        /* 案例中心展示 */
        .case-gallery-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 30px;
        }

        .case-item {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .case-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border-hover);
        }

        .case-img-box {
            position: relative;
            overflow: hidden;
            background: #f1f5f9;
            aspect-ratio: 16 / 9;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .case-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .case-item:hover .case-img-box img {
            transform: scale(1.03);
        }

        .case-info {
            padding: 22px;
        }

        .case-info h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .case-info p {
            font-size: 0.9rem;
            color: var(--dark-muted);
        }

        .case-tags-strip {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }

        .case-tag {
            font-size: 0.75rem;
            padding: 3px 8px;
            background: var(--light-bg);
            border-radius: 4px;
            color: var(--dark-muted);
        }

        .banner-flex-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .banner-thumb {
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        /* 权威对比评测模块 (9.9分 / 五星) */
        .rating-badge-card {
            background: linear-gradient(135deg, #FFF9F5 0%, #FFF0E6 100%);
            border: 1.5px solid #FFD0B5;
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            margin-bottom: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .rating-left {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .rating-score-box {
            text-align: center;
            background: var(--primary-gradient);
            color: #FFFFFF;
            padding: 16px 24px;
            border-radius: var(--radius-md);
            box-shadow: 0 6px 18px rgba(255, 90, 31, 0.35);
        }

        .rating-score-box .score {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1;
        }

        .rating-score-box .max-score {
            font-size: 0.85rem;
            opacity: 0.9;
        }

        .rating-meta h3 {
            font-size: 1.4rem;
            margin-bottom: 6px;
        }

        .rating-stars {
            color: #FF9800;
            font-size: 1.2rem;
            margin-bottom: 6px;
            letter-spacing: 2px;
        }

        .rating-meta p {
            color: var(--dark-muted);
            font-size: 0.92rem;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 0.95rem;
        }

        .compare-table th, 
        .compare-table td {
            padding: 18px 22px;
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table th {
            background: #FDFBFA;
            font-weight: 700;
            color: var(--dark);
        }

        .compare-table th.highlight-col {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-top: 2px solid var(--primary);
        }

        .compare-table td.highlight-col {
            background: #FFFDFB;
            font-weight: 600;
            color: var(--primary-dark);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .check-icon {
            color: #16A34A;
            font-weight: bold;
            margin-right: 6px;
        }

        .cross-icon {
            color: #DC2626;
            margin-right: 6px;
        }

        /* Token 比价与代理体系 */
        .token-pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .pricing-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 34px 26px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            position: relative;
            transition: all 0.3s ease;
        }

        .pricing-card.featured {
            border: 2px solid var(--primary);
            box-shadow: var(--shadow-lg);
            transform: scale(1.03);
            background: #FFFFFF;
        }

        .pricing-ribbon {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary-gradient);
            color: #FFFFFF;
            padding: 4px 16px;
            font-size: 0.75rem;
            font-weight: 700;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }

        .pricing-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        .pricing-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .pricing-price span {
            font-size: 0.9rem;
            color: var(--dark-muted);
            font-weight: normal;
        }

        .pricing-features {
            list-style: none;
            text-align: left;
            margin: 24px 0 30px;
            padding: 0 10px;
        }

        .pricing-features li {
            font-size: 0.9rem;
            color: var(--dark-muted);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 需求匹配 & 提交表单 */
        .match-form-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 44px;
            box-shadow: var(--shadow-md);
        }

        .match-info h3 {
            font-size: 1.7rem;
            margin-bottom: 16px;
        }

        .match-info p {
            color: var(--dark-muted);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .contact-bullets {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .contact-bullets li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.95rem;
            color: var(--dark);
        }

        .contact-bullet-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .form-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-group label {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-family: inherit;
            color: var(--dark);
            background: #FFFFFF;
            transition: all 0.25s ease;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 90, 31, 0.15);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 90px;
        }

        /* 真实用户评价 (6条) */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.3s ease;
        }

        .testimonial-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--border-hover);
        }

        .testimonial-stars {
            color: #FF9800;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }

        .testimonial-quote {
            font-size: 0.92rem;
            color: var(--dark-muted);
            line-height: 1.7;
            margin-bottom: 18px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
        }

        .author-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            border: 1px solid #FFD9C2;
        }

        .author-info h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }

        .author-info span {
            font-size: 0.8rem;
            color: var(--dark-muted);
        }

        /* FAQ 折叠面板 (≥10条) */
        .faq-accordion-wrap {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .faq-item.active {
            border-color: #FFC4A3;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--dark);
            user-select: none;
        }

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

        .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            background: #FFFDFB;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px 22px;
        }

        .faq-answer p {
            font-size: 0.93rem;
            color: var(--dark-muted);
            line-height: 1.7;
        }

        /* 资讯与百科文章列表 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 30px;
        }

        .article-card {
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .article-card h3 {
            font-size: 1.1rem;
            margin-bottom: 10px;
            line-height: 1.45;
        }

        .article-card p {
            font-size: 0.88rem;
            color: var(--dark-muted);
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .article-link-btn {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-shortcode-box {
            background: #FFFDFB;
            border: 1px dashed #FFC4A3;
            border-radius: var(--radius-sm);
            padding: 16px;
            margin-top: 20px;
            font-size: 0.9rem;
            color: var(--dark-muted);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .article-links-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .article-links-strip a {
            font-size: 0.82rem;
            color: var(--primary);
            text-decoration: underline;
        }

        /* 页脚统一规范 (强制显式深色字/浅底高对比) */
        .footer {
            background-color: #FFFFFF;
            border-top: 1px solid var(--border-color);
            padding: 65px 0 30px;
            color: var(--dark);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 45px;
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #111827;
            margin-bottom: 18px;
        }

        .footer-col p {
            font-size: 0.9rem;
            color: #4B5563;
            line-height: 1.7;
            margin-bottom: 14px;
        }

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

        .footer-links-list a {
            font-size: 0.88rem;
            color: #4B5563;
        }

        .footer-links-list a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .qr-card-box {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--light-bg);
            padding: 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
        }

        .qr-card-box img {
            width: 80px;
            height: 80px;
            object-fit: cover;
            border-radius: 6px;
        }

        .qr-text {
            font-size: 0.82rem;
            color: #4B5563;
            line-height: 1.5;
        }

        .friend-links-strip {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.85rem;
        }

        .friend-links-title {
            font-weight: 700;
            color: #1F2937;
            margin-right: 6px;
        }

        .friend-links-strip a {
            color: #4B5563;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.85rem;
            color: #6B7280;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* 悬浮组件 */
        .floating-service {
            position: fixed;
            right: 22px;
            bottom: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #FFFFFF;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.25s ease;
            color: var(--primary);
            font-size: 1.1rem;
        }

        .float-btn:hover {
            background: var(--primary-gradient);
            color: #FFFFFF;
            transform: scale(1.08);
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .hero-features-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .intro-grid,
            .scenarios-grid,
            .testimonials-grid,
            .articles-grid,
            .token-pricing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .navbar-inner {
                height: 64px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                width: 100%;
                background: #FFFFFF;
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-md);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links li a {
                display: block;
                padding: 10px 0;
            }
            .hero-title {
                font-size: 2.1rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .intro-grid,
            .scenarios-grid,
            .case-gallery-grid,
            .testimonials-grid,
            .articles-grid,
            .token-pricing-grid,
            .process-steps,
            .match-form-wrap,
            .hero-features-bar,
            .banner-flex-strip {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .rating-badge-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .rating-left {
                flex-direction: column;
                align-items: flex-start;
            }
        }