:root {
            --o6ip-primary: #bf0000;
            --o6ip-primary-dark: #8e0000;
            --o6ip-secondary: #2c3e50;
            --o6ip-bg-light: #f8f9fa;
            --o6ip-bg-dark: #1a1a1a;
            --o6ip-text-main: #333333;
            --o6ip-text-light: #ffffff;
            --o6ip-accent: #3498db;
            --o6ip-gap: clamp(16px, 4vw, 32px);
            --o6ip-container-width: 1400px;
        }

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

        body {
            font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            color: var(--o6ip-text-main);
            line-height: 1.6;
            overflow-x: hidden;
            background-color: #fff;
        }

        /* 布局通用规范 */
        .o6ip-container {
            max-width: var(--o6ip-container-width);
            margin: 0 auto;
            padding: 0 5vw;
            width: 100%;
        }

        .o6ip-flex {
            display: flex;
            flex-wrap: wrap;
        }

        .o6ip-flex > * {
            min-width: 0;
        }

        /* 导航栏 */
        .o6ip-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0,0,0,0.08);
            transition: all 0.3s ease;
        }

        .o6ip-nav-wrapper {
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .o6ip-logo {
            flex-shrink: 0;
        }

        .o6ip-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .o6ip-menu {
            display: flex;
            gap: 20px;
            list-style: none;
            margin: 0 20px;
        }

        .o6ip-menu a {
            text-decoration: none;
            color: var(--o6ip-secondary);
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.3s;
            padding: 8px 4px;
            position: relative;
        }

        .o6ip-menu a:hover, .o6ip-menu a.active {
            color: var(--o6ip-primary);
        }

        .o6ip-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--o6ip-primary);
        }

        /* Hero 区 - 非对称布局 */
        .o6ip-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: linear-gradient(135deg, #fdfdfd 0%, #f0f2f5 100%);
            position: relative;
            overflow: hidden;
        }

        .o6ip-hero-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 32px;
            align-items: center;
        }

        .o6ip-hero-content {
            grid-column: 1 / span 6;
            z-index: 2;
        }

        .o6ip-hero-visual {
            grid-column: 7 / span 6;
            position: relative;
        }

        .o6ip-hero-title {
            font-size: clamp(2.5rem, 5vw, 4rem);
            line-height: 1.1;
            font-weight: 800;
            color: var(--o6ip-secondary);
            margin-bottom: 24px;
            word-break: keep-all;
        }

        .o6ip-hero-subtitle {
            font-size: clamp(1.1rem, 2vw, 1.4rem);
            color: #666;
            margin-bottom: 40px;
            max-width: 600px;
        }

        .o6ip-hero-img-box {
            position: relative;
            transform: perspective(1000px) rotateY(-10deg);
            box-shadow: 30px 30px 60px rgba(0,0,0,0.1);
            border-radius: 12px;
            overflow: hidden;
        }

        .o6ip-hero-img-box img {
            width: 100%;
            display: block;
        }

        /* 动态数据流背景 */
        .o6ip-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: url('images/index_hero_bg.jpg') no-repeat center center;
            background-size: cover;
            opacity: 0.05;
            z-index: 1;
            clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 100%);
        }

        /* 核心特性 - Bento Grid */
        .o6ip-section {
            padding: 96px 0;
        }

        .o6ip-section-header {
            margin-bottom: 64px;
            max-width: 800px;
        }

        .o6ip-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(191, 0, 0, 0.1);
            color: var(--o6ip-primary);
            font-weight: 600;
            border-radius: 4px;
            margin-bottom: 16px;
            font-size: 0.9rem;
        }

        .o6ip-feature-bento {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .o6ip-feature-card {
            background: #fff;
            padding: 48px;
            border-radius: 20px;
            border: 1px solid rgba(0,0,0,0.05);
            transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .o6ip-feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.08);
            border-color: var(--o6ip-primary);
        }

        .o6ip-feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--o6ip-secondary);
        }

        .o6ip-feature-card p {
            color: #666;
            margin-bottom: 24px;
        }

        .o6ip-efficiency-stat {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--o6ip-primary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* 视觉展示区块 */
        .o6ip-visual-block {
            background: var(--o6ip-secondary);
            color: #fff;
            border-radius: 40px;
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }

        .o6ip-visual-text {
            flex: 1;
            padding: 80px;
            min-width: 350px;
        }

        .o6ip-visual-image {
            flex: 1;
            min-width: 350px;
            height: 100%;
        }

        .o6ip-visual-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        /* 场景应用列表 */
        .o6ip-scenario-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }

        .o6ip-scenario-item {
            padding: 32px;
            border-left: 4px solid #eee;
            transition: border-color 0.3s;
        }

        .o6ip-scenario-item:hover {
            border-left-color: var(--o6ip-primary);
        }

        .o6ip-scenario-item h4 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--o6ip-secondary);
        }

        /* 底部 */
        .o6ip-footer {
            background: #111;
            color: #999;
            padding: 80px 0 40px;
        }

        .o6ip-footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 60px;
        }

        .o6ip-footer-brand h2 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 1.8rem;
        }

        .o6ip-footer-links h5 {
            color: #fff;
            margin-bottom: 24px;
            font-size: 1.1rem;
        }

        .o6ip-footer-links ul {
            list-style: none;
        }

        .o6ip-footer-links li {
            margin-bottom: 12px;
        }

        .o6ip-footer-links a {
            color: #999;
            text-decoration: none;
            transition: color 0.3s;
        }

        .o6ip-footer-links a:hover {
            color: var(--o6ip-primary);
        }

        .o6ip-copyright {
            padding-top: 40px;
            border-top: 1px solid #222;
            text-align: center;
            font-size: 0.85rem;
        }

        /* 按钮样式 */
        .o6ip-btn {
            display: inline-block;
            padding: 16px 36px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            cursor: pointer;
            border: none;
        }

        .o6ip-btn-primary {
            background: var(--o6ip-primary);
            color: #fff;
        }

        .o6ip-btn-primary:hover {
            background: var(--o6ip-primary-dark);
            box-shadow: 0 10px 20px rgba(191,0,0,0.2);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .o6ip-hero-grid { grid-template-columns: 1fr; }
            .o6ip-hero-content { grid-column: 1 / -1; text-align: center; }
            .o6ip-hero-subtitle { margin-left: auto; margin-right: auto; }
            .o6ip-hero-visual { grid-column: 1 / -1; max-width: 600px; margin: 0 auto; }
            .o6ip-feature-bento { grid-template-columns: 1fr 1fr; }
            .o6ip-footer-grid { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .o6ip-menu { display: none; }
            .o6ip-feature-bento { grid-template-columns: 1fr; }
            .o6ip-visual-text { padding: 40px; }
            .o6ip-footer-grid { grid-template-columns: 1fr; }
        }

        /* 动画增强 */
        .o6ip-reveal {
            opacity: 1;
            transform: translateY(0);
            transition: all 0.6s ease-out;
        }