:root {
            --kz1b-primary: #FF9100;
            --kz1b-primary-dark: #E68200;
            --kz1b-bg-light: #FBFBFD;
            --kz1b-text-main: #1D1D1F;
            --kz1b-text-muted: #86868B;
            --kz1b-white: #FFFFFF;
            --kz1b-card-shadow: 0 8px 30px rgba(0,0,0,0.08);
            --kz1b-container-width: 1300px;
        }

        * {
            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(--kz1b-bg-light);
            color: var(--kz1b-text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 导航栏 */
        .kz1b-nav-wrapper {
            position: fixed;
            top: 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);
        }

        .kz1b-nav-container {
            max-width: var(--kz1b-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            height: 64px;
        }

        .kz1b-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .kz1b-logo img {
            height: 32px;
            width: auto;
        }

        .kz1b-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
            min-width: 0;
        }

        .kz1b-nav-menu li {
            min-width: 0;
        }

        .kz1b-nav-menu a {
            text-decoration: none;
            color: var(--kz1b-text-main);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s ease;
            white-space: nowrap;
        }

        .kz1b-nav-menu a:hover {
            color: var(--kz1b-primary);
        }

        .kz1b-nav-menu a.kz1b-active {
            color: var(--kz1b-primary);
            position: relative;
        }

        .kz1b-nav-menu a.kz1b-active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--kz1b-primary);
        }

        /* Hero 区 */
        .kz1b-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            text-align: center;
            background: radial-gradient(circle at top right, #fff5e6, transparent);
        }

        .kz1b-hero-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
            word-break: break-word;
        }

        .kz1b-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
            word-break: keep-all;
        }

        .kz1b-hero-subtitle {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.4rem);
            color: var(--kz1b-text-muted);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 搜索框 */
        .kz1b-search-box {
            max-width: 600px;
            margin: 0 auto 64px;
            position: relative;
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

        .kz1b-search-input {
            flex: 1;
            min-width: 280px;
            padding: 20px 32px;
            border-radius: 40px;
            border: 2px solid transparent;
            background: var(--kz1b-white);
            box-shadow: 0 10px 40px rgba(0,0,0,0.05);
            font-size: 18px;
            outline: none;
            transition: all 0.3s ease;
        }

        .kz1b-search-input:focus {
            border-color: var(--kz1b-primary);
            box-shadow: 0 10px 40px rgba(255, 145, 0, 0.15);
        }

        /* 模板展示网格 - 独特不对称布局 */
        .kz1b-template-grid {
            max-width: var(--kz1b-container-width);
            margin: 0 auto;
            padding: 48px 24px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .kz1b-template-card {
            background: var(--kz1b-white);
            border-radius: 20px;
            overflow: hidden;
            transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.4s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
            cursor: pointer;
        }

        .kz1b-template-card:hover {
            transform: translateY(-12px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.12);
        }

        .kz1b-card-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .kz1b-template-card:hover .kz1b-card-image {
            transform: scale(1.05);
        }

        .kz1b-card-info {
            padding: 24px;
            word-break: break-word;
        }

        .kz1b-card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: #FFF5E6;
            color: var(--kz1b-primary);
            font-size: 12px;
            font-weight: 700;
            border-radius: 6px;
            margin-bottom: 12px;
        }

        .kz1b-card-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        /* 垂直行业解决方案 */
        .kz1b-industry-section {
            background: var(--kz1b-text-main);
            color: var(--kz1b-white);
            padding: 96px 24px;
            margin-top: 64px;
        }

        .kz1b-industry-container {
            max-width: var(--kz1b-container-width);
            margin: 0 auto;
        }

        .kz1b-industry-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .kz1b-industry-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            min-width: 0;
        }

        .kz1b-industry-card {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.05);
            padding: 40px;
            border-radius: 24px;
            border: 1px solid rgba(255,255,255,0.1);
            transition: background 0.3s ease;
        }

        .kz1b-industry-card:hover {
            background: rgba(255,255,255,0.08);
        }

        .kz1b-industry-card h3 {
            font-size: 24px;
            margin-bottom: 24px;
            color: var(--kz1b-primary);
        }

        .kz1b-tool-list {
            list-style: none;
        }

        .kz1b-tool-list li {
            margin-bottom: 16px;
            font-size: 16px;
            display: flex;
            align-items: flex-start;
            word-break: break-word;
        }

        .kz1b-tool-list li::before {
            content: "✓";
            color: var(--kz1b-primary);
            margin-right: 12px;
            font-weight: bold;
        }

        /* 动态内容区块 */
        .kz1b-dynamic-section {
            max-width: var(--kz1b-container-width);
            margin: 96px auto;
            padding: 0 24px;
        }

        .kz1b-dynamic-title {
            font-size: 32px;
            margin-bottom: 40px;
            text-align: center;
        }

        /* 页脚 */
        .kz1b-footer {
            background: #f2f2f7;
            padding: 64px 24px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .kz1b-footer-content {
            max-width: var(--kz1b-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .kz1b-footer-brand {
            flex: 1;
            min-width: 250px;
        }

        .kz1b-footer-brand-name {
            font-size: 24px;
            font-weight: 800;
            color: var(--kz1b-primary);
            margin-bottom: 16px;
        }

        .kz1b-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            min-width: 0;
        }

        .kz1b-footer-column h4 {
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 20px;
            color: var(--kz1b-text-muted);
        }

        .kz1b-footer-column ul {
            list-style: none;
        }

        .kz1b-footer-column li {
            margin-bottom: 12px;
        }

        .kz1b-footer-column a {
            text-decoration: none;
            color: var(--kz1b-text-main);
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .kz1b-footer-column a:hover {
            color: var(--kz1b-primary);
        }

        @media (max-width: 768px) {
            .kz1b-nav-container {
                height: auto;
                padding: 16px;
            }
            .kz1b-nav-menu {
                display: none; /* 简化移动端处理 */
            }
            .kz1b-hero {
                padding-top: 100px;
            }
            .kz1b-industry-card {
                min-width: 100%;
            }
        }