/* 变量与基础重置 */
        :root {
            --iuiyl-primary: #0052cc;
            --iuiyl-secondary: #ff4d4f;
            --iuiyl-text: #1d1d1f;
            --iuiyl-text-light: #86868b;
            --iuiyl-bg: #ffffff;
            --iuiyl-bg-soft: #f5f5f7;
            --iuiyl-accent: #e8f2ff;
            --iuiyl-radius: 16px;
            --iuiyl-container: 1100px;
            --iuiyl-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            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;
            color: var(--iuiyl-text);
            background-color: var(--iuiyl-bg);
            line-height: 1.6;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* 导航系统 */
        .iuiyl-nav-wrapper {
            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);
        }

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

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

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

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

        .iuiyl-menu-item a {
            text-decoration: none;
            color: var(--iuiyl-text);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--iuiyl-transition);
            word-break: break-word;
        }

        .iuiyl-menu-item a:hover {
            background: var(--iuiyl-accent);
            color: var(--iuiyl-primary);
        }

        .iuiyl-menu-item.active a {
            background: var(--iuiyl-primary);
            color: #fff;
        }

        /* Hero 区布局 */
        .iuiyl-hero {
            padding: 140px 24px 80px;
            background: radial-gradient(circle at top right, #f0f7ff 0%, #ffffff 50%);
            display: flex;
            justify-content: center;
        }

        .iuiyl-hero-content {
            max-width: var(--iuiyl-container);
            width: 100%;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 48px;
            align-items: center;
        }

        .iuiyl-hero-text {
            min-width: 0;
            word-break: break-word;
        }

        .iuiyl-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 24px;
            color: #111;
        }

        .iuiyl-hero-subtitle {
            font-size: clamp(1rem, 1vw + 0.5rem, 1.25rem);
            color: var(--iuiyl-text-light);
            margin-bottom: 32px;
            max-width: 500px;
        }

        .iuiyl-hero-visual {
            position: relative;
            min-width: 0;
        }

        .iuiyl-resume-preview-card {
            background: #fff;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            padding: 32px;
            transform: rotate(2deg);
            transition: var(--iuiyl-transition);
            border: 1px solid #eee;
        }

        .iuiyl-resume-preview-card:hover {
            transform: rotate(0deg) translateY(-10px);
        }

        .iuiyl-skeleton-line {
            height: 10px;
            background: #f0f0f0;
            margin-bottom: 12px;
            border-radius: 5px;
        }

        /* 模板库网格 */
        .iuiyl-section {
            padding: 80px 24px;
            max-width: var(--iuiyl-container);
            margin: 0 auto;
        }

        .iuiyl-section-header {
            margin-bottom: 48px;
            text-align: center;
        }

        .iuiyl-section-title {
            font-size: 2.5rem;
            margin-bottom: 16px;
        }

        .iuiyl-template-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 32px;
        }

        .iuiyl-template-card {
            background: var(--iuiyl-bg);
            border-radius: var(--iuiyl-radius);
            overflow: hidden;
            border: 1px solid #eee;
            transition: var(--iuiyl-transition);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .iuiyl-template-card:hover {
            box-shadow: 0 12px 24px rgba(0,0,0,0.08);
            transform: translateY(-5px);
            border-color: var(--iuiyl-primary);
        }

        .iuiyl-template-img {
            aspect-ratio: 3/4;
            background: #fafafa;
            overflow: hidden;
            border-bottom: 1px solid #eee;
        }

        .iuiyl-template-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--iuiyl-transition);
        }

        .iuiyl-template-info {
            padding: 20px;
        }

        .iuiyl-template-tag {
            font-size: 12px;
            color: var(--iuiyl-primary);
            background: var(--iuiyl-accent);
            padding: 2px 8px;
            border-radius: 4px;
            margin-bottom: 8px;
            display: inline-block;
        }

        /* 用户旅程体验 */
        .iuiyl-journey-bg {
            background: #000;
            color: #fff;
            padding: 96px 24px;
        }

        .iuiyl-journey-container {
            max-width: var(--iuiyl-container);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .iuiyl-step {
            flex: 1;
            min-width: 280px;
            padding: 32px;
            background: rgba(255,255,255,0.05);
            border-radius: var(--iuiyl-radius);
            border: 1px solid rgba(255,255,255,0.1);
        }

        .iuiyl-step-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--iuiyl-primary);
            margin-bottom: 16px;
            opacity: 0.8;
        }

        .iuiyl-step-title {
            font-size: 1.5rem;
            margin-bottom: 12px;
        }

        .iuiyl-step-desc {
            color: #aaa;
        }

        /* 动态内容区块 */
        .iuiyl-news-section {
            background: var(--iuiyl-bg-soft);
        }

        .iuiyl-news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .iuiyl-news-item {
            background: #fff;
            padding: 24px;
            border-radius: 12px;
            border-left: 4px solid var(--iuiyl-primary);
        }

        /* 页脚 */
        .iuiyl-footer {
            padding: 64px 24px;
            background: #fff;
            border-top: 1px solid #eee;
        }

        .iuiyl-footer-content {
            max-width: var(--iuiyl-container);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .iuiyl-footer-brand {
            max-width: 300px;
        }

        .iuiyl-footer-logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--iuiyl-primary);
            margin-bottom: 16px;
        }

        .iuiyl-footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }

        .iuiyl-link-group h4 {
            margin-bottom: 20px;
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .iuiyl-link-group ul {
            list-style: none;
        }

        .iuiyl-link-group li {
            margin-bottom: 12px;
        }

        .iuiyl-link-group a {
            text-decoration: none;
            color: var(--iuiyl-text-light);
            font-size: 14px;
            transition: var(--iuiyl-transition);
        }

        .iuiyl-link-group a:hover {
            color: var(--iuiyl-primary);
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .iuiyl-nav-container {
                height: auto;
                padding: 16px;
            }
            .iuiyl-menu {
                margin-top: 16px;
                width: 100%;
                justify-content: center;
            }
            .iuiyl-hero {
                padding-top: 120px;
            }
            .iuiyl-hero-title {
                text-align: center;
            }
            .iuiyl-hero-subtitle {
                text-align: center;
                margin-left: auto;
                margin-right: auto;
            }
            .iuiyl-hero-visual {
                display: none;
            }
        }