:root {
            --t1207-primary: #FF7139;
            --t1207-primary-hover: #FF926B;
            --t1207-secondary: #0060DF;
            --t1207-dark: #0B0823;
            --t1207-light: #F9F9FB;
            --t1207-text-main: #20123A;
            --t1207-text-muted: #5B5B66;
            --t1207-gradient: linear-gradient(135deg, #FF9442 0%, #FF227E 100%);
            --t1207-gap-base: 8px;
            --t1207-container-width: 1320px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--t1207-light);
            color: var(--t1207-text-main);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航系统 */
        .t1207-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .t1207-nav-container {
            max-width: var(--t1207-container-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 80px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .t1207-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .t1207-logo img {
            height: 40px;
            width: auto;
        }

        .t1207-menu {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .t1207-menu li {
            min-width: 0;
        }

        .t1207-menu a {
            text-decoration: none;
            color: var(--t1207-text-main);
            font-weight: 500;
            font-size: 15px;
            padding: 8px 4px;
            position: relative;
            transition: color 0.3s ease;
            white-space: nowrap;
        }

        .t1207-menu a:hover {
            color: var(--t1207-primary);
        }

        .t1207-menu a.active {
            color: var(--t1207-primary);
        }

        .t1207-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--t1207-primary);
            border-radius: 2px;
        }

        /* 布局容器 */
        .t1207-section {
            padding: 96px 24px;
            max-width: var(--t1207-container-width);
            margin: 0 auto;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* Hero 独特设计：非对称偏移布局 */
        .t1207-hero {
            display: flex;
            flex-wrap: wrap;
            min-height: 90vh;
            align-items: center;
            padding-top: 120px;
            position: relative;
        }

        .t1207-hero-content {
            flex: 1;
            min-width: 320px;
            padding-right: 48px;
            z-index: 2;
        }

        .t1207-hero-visual {
            flex: 1.2;
            min-width: 320px;
            position: relative;
        }

        .t1207-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 32px;
            letter-spacing: -0.02em;
            color: var(--t1207-dark);
        }

        .t1207-hero-subtitle {
            font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.4rem);
            color: var(--t1207-text-muted);
            margin-bottom: 48px;
            max-width: 600px;
        }

        .t1207-hero-image-wrapper {
            position: relative;
            border-radius: 32px;
            overflow: hidden;
            box-shadow: 0 40px 80px rgba(0,0,0,0.15);
            transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
            transition: transform 0.5s ease;
        }

        .t1207-hero-image-wrapper:hover {
            transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
        }

        .t1207-hero-image-wrapper img {
            width: 100%;
            display: block;
            object-fit: cover;
        }

        .t1207-btn {
            display: inline-flex;
            align-items: center;
            padding: 18px 36px;
            border-radius: 50px;
            font-weight: 700;
            text-decoration: none;
            font-size: 1.1rem;
            transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            cursor: pointer;
            border: none;
        }

        .t1207-btn-primary {
            background: var(--t1207-gradient);
            color: white;
            box-shadow: 0 10px 25px rgba(255, 113, 57, 0.3);
        }

        .t1207-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(255, 113, 57, 0.4);
        }

        /* 极速渲染区块：Bento Grid 风格 */
        .t1207-bento-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            margin-top: 64px;
        }

        .t1207-bento-item {
            background: white;
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.03);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .t1207-bento-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.08);
        }

        .t1207-bento-large {
            grid-column: span 2;
            display: flex;
            flex-direction: row;
            align-items: center;
            gap: 32px;
        }

        .t1207-bento-img {
            width: 100%;
            border-radius: 16px;
            margin-bottom: 24px;
            object-fit: cover;
        }

        .t1207-bento-large .t1207-bento-img {
            width: 50%;
            margin-bottom: 0;
        }

        .t1207-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(0, 96, 223, 0.1);
            color: var(--t1207-secondary);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        /* 隐私保护区块：深色对比 */
        .t1207-privacy-section {
            background: var(--t1207-dark);
            color: white;
            border-radius: 48px;
            margin: 48px 24px;
            padding: 96px 64px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 64px;
        }

        .t1207-privacy-text {
            flex: 1;
            min-width: 300px;
        }

        .t1207-privacy-text h2 {
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: 24px;
            line-height: 1.2;
        }

        .t1207-privacy-text p {
            font-size: 1.2rem;
            opacity: 0.8;
            margin-bottom: 32px;
        }

        .t1207-feature-list {
            list-style: none;
        }

        .t1207-feature-list li {
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .t1207-feature-list li::before {
            content: '✓';
            color: #00FFD1;
            font-weight: bold;
            font-size: 20px;
        }

        /* 跨平台同步区块 */
        .t1207-sync-section {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 64px;
            padding: 120px 24px;
        }

        .t1207-sync-image {
            flex: 1;
            min-width: 320px;
        }

        .t1207-sync-image img {
            width: 100%;
            border-radius: 24px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.1);
        }

        .t1207-sync-content {
            flex: 1;
            min-width: 320px;
        }

        /* 动态内容区块 */
        .t1207-news-section {
            background: #fff;
            padding: 80px 24px;
            border-radius: 32px;
        }

        .t1207-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .t1207-section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 16px;
        }

        /* 页脚设计 */
        .t1207-footer {
            background: #fff;
            padding: 80px 24px 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .t1207-footer-grid {
            max-width: var(--t1207-container-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 64px;
        }

        .t1207-footer-brand {
            grid-column: span 2;
        }

        .t1207-footer-brand-name {
            font-size: 24px;
            font-weight: 800;
            color: var(--t1207-primary);
            margin-bottom: 16px;
        }

        .t1207-footer-links h4 {
            margin-bottom: 24px;
            font-size: 16px;
            font-weight: 700;
        }

        .t1207-footer-links ul {
            list-style: none;
        }

        .t1207-footer-links li {
            margin-bottom: 12px;
        }

        .t1207-footer-links a {
            text-decoration: none;
            color: var(--t1207-text-muted);
            transition: color 0.3s;
        }

        .t1207-footer-links a:hover {
            color: var(--t1207-primary);
        }

        .t1207-copyright {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
            color: var(--t1207-text-muted);
            font-size: 14px;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .t1207-bento-large {
                grid-column: span 1;
                flex-direction: column;
            }
            .t1207-bento-large .t1207-bento-img {
                width: 100%;
            }
        }

        @media (max-width: 768px) {
            .t1207-nav-container {
                height: auto;
                padding: 16px;
            }
            .t1207-menu {
                display: none; /* 简化移动端，实际项目中应使用汉堡菜单 */
            }
            .t1207-hero {
                padding-top: 100px;
                text-align: center;
            }
            .t1207-hero-content {
                padding-right: 0;
                margin-bottom: 48px;
            }
            .t1207-privacy-section {
                padding: 48px 24px;
                margin: 24px 12px;
            }
            .t1207-sync-section {
                flex-direction: column-reverse;
            }
        }