:root {
            --u25mzy-primary: #1a73e8;
            --u25mzy-accent: #ff4d4f;
            --u25mzy-text: #1d1d1f;
            --u25mzy-text-light: #86868b;
            --u25mzy-bg: #f5f5f7;
            --u25mzy-white: #ffffff;
            --u25mzy-gradient: linear-gradient(135deg, #1a73e8 0%, #34a853 100%);
            --u25mzy-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --u25mzy-radius: 16px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--u25mzy-text);
            background-color: var(--u25mzy-white);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航栏 */
        .u25mzy-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .u25mzy-nav-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .u25mzy-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .u25mzy-logo img {
            height: 32px;
            width: auto;
        }

        .u25mzy-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
            min-width: 0;
        }

        .u25mzy-nav-link {
            text-decoration: none;
            color: var(--u25mzy-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .u25mzy-nav-link:hover {
            color: var(--u25mzy-primary);
        }

        .u25mzy-nav-link.active {
            color: var(--u25mzy-primary);
            position: relative;
        }

        .u25mzy-nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--u25mzy-primary);
            border-radius: 2px;
        }

        /* Hero 区块 */
        .u25mzy-hero {
            padding: 140px 24px 80px;
            background: radial-gradient(circle at top right, rgba(26, 115, 232, 0.05), transparent),
                        radial-gradient(circle at bottom left, rgba(52, 168, 83, 0.05), transparent);
            text-align: center;
        }

        .u25mzy-hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .u25mzy-hero h1 {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            background: linear-gradient(to right, #111, #444);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }

        .u25mzy-hero p {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--u25mzy-text-light);
            margin-bottom: 48px;
            word-break: break-word;
        }

        .u25mzy-search-box {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            background: var(--u25mzy-white);
            padding: 8px;
            border-radius: 50px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            min-width: 0;
            flex-wrap: wrap;
        }

        .u25mzy-search-box input {
            flex: 1;
            border: none;
            padding: 12px 24px;
            font-size: 16px;
            outline: none;
            border-radius: 50px;
            min-width: 200px;
        }

        .u25mzy-btn-search {
            background: var(--u25mzy-primary);
            color: white;
            border: none;
            padding: 12px 32px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: opacity 0.3s;
        }

        /* 模板展示 Grid */
        .u25mzy-template-grid {
            max-width: 1400px;
            margin: 64px auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 32px;
        }

        .u25mzy-card {
            background: var(--u25mzy-white);
            border-radius: var(--u25mzy-radius);
            overflow: hidden;
            box-shadow: var(--u25mzy-shadow);
            transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            display: flex;
            flex-direction: column;
            min-width: 0;
            border: 1px solid rgba(0,0,0,0.03);
        }

        .u25mzy-card:hover {
            transform: translateY(-12px);
            box-shadow: 0 30px 60px rgba(0,0,0,0.12);
        }

        .u25mzy-card-img {
            width: 100%;
            height: 280px;
            object-fit: cover;
        }

        .u25mzy-card-body {
            padding: 32px;
            word-break: break-word;
        }

        .u25mzy-card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(26, 115, 232, 0.1);
            color: var(--u25mzy-primary);
            font-size: 12px;
            font-weight: 700;
            border-radius: 4px;
            margin-bottom: 16px;
        }

        .u25mzy-card h3 {
            font-size: 24px;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .u25mzy-card p {
            color: var(--u25mzy-text-light);
            margin-bottom: 24px;
        }

        /* 协同场景 */
        .u25mzy-scenario-section {
            background: #000;
            color: #fff;
            padding: 96px 24px;
        }

        .u25mzy-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .u25mzy-section-header {
            margin-bottom: 64px;
        }

        .u25mzy-section-header h2 {
            font-size: clamp(1.75rem, 4vw, 2.5rem);
            margin-bottom: 16px;
        }

        .u25mzy-flex-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .u25mzy-flex-item {
            flex: 1;
            min-width: 320px;
            background: rgba(255,255,255,0.05);
            padding: 48px;
            border-radius: 24px;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .u25mzy-item-title {
            font-size: 20px;
            color: var(--u25mzy-primary);
            margin-bottom: 24px;
            display: block;
        }

        .u25mzy-workflow-tag {
            background: var(--u25mzy-gradient);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 12px;
            margin-right: 8px;
        }

        .u25mzy-unique-cap {
            margin-top: 24px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-style: italic;
            color: #34a853;
        }

        /* 成功案例 - 动态内容 */
        .u25mzy-success-stories {
            padding: 96px 24px;
            background: var(--u25mzy-bg);
        }

        .u25mzy-story-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 32px;
        }

        .u25mzy-story-card {
            background: white;
            padding: 40px;
            border-radius: 20px;
            min-width: 0;
            position: relative;
        }

        .u25mzy-story-card::before {
            content: "“";
            position: absolute;
            top: 20px;
            left: 20px;
            font-size: 64px;
            color: rgba(26, 115, 232, 0.1);
            font-family: serif;
        }

        .u25mzy-entity {
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 16px;
            display: block;
        }

        .u25mzy-outcome {
            margin-top: 24px;
            font-weight: 700;
            color: var(--u25mzy-primary);
        }

        /* 页脚 */
        .u25mzy-footer {
            padding: 80px 24px 40px;
            background: var(--u25mzy-white);
            border-top: 1px solid #eee;
        }

        .u25mzy-footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .u25mzy-footer-brand h4 {
            font-size: 20px;
            margin-bottom: 16px;
            color: var(--u25mzy-text);
        }

        .u25mzy-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

        .u25mzy-footer-column h5 {
            margin-bottom: 20px;
            font-size: 16px;
        }

        .u25mzy-footer-column ul {
            list-style: none;
        }

        .u25mzy-footer-column li {
            margin-bottom: 10px;
        }

        .u25mzy-footer-column a {
            color: var(--u25mzy-text-light);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s;
        }

        .u25mzy-footer-column a:hover {
            color: var(--u25mzy-primary);
        }

        .u25mzy-copyright {
            max-width: 1400px;
            margin: 40px auto 0;
            padding-top: 24px;
            border-top: 1px solid #eee;
            font-size: 12px;
            color: var(--u25mzy-text-light);
            text-align: center;
        }

        @media (max-width: 768px) {
            .u25mzy-nav-menu {
                display: none; /* 在实际项目中应配合汉堡菜单 */
            }
            .u25mzy-template-grid {
                grid-template-columns: 1fr;
            }
            .u25mzy-story-grid {
                grid-template-columns: 1fr;
            }
            .u25mzy-flex-item {
                padding: 24px;
            }
            .u25mzy-hero {
                padding: 100px 20px 60px;
            }
        }