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

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        line-height: 1.6;
        color: #333;
        background: #f8f9fa;
    }

    .kubwen-header {
        background: #fff;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .kubwen-nav {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 70px;
    }

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

    .kubwen-menu-toggle {
        display: none;
        flex-direction: column;
        background: none;
        border: none;
        cursor: pointer;
        padding: 5px;
    }

    .kubwen-menu-toggle span {
        width: 25px;
        height: 3px;
        background: #333;
        margin: 3px 0;
        transition: 0.3s;
    }

    .kubwen-nav-menu {
        display: flex;
        list-style: none;
        gap: 30px;
    }

    .kubwen-nav-menu a {
        text-decoration: none;
        color: #333;
        font-weight: 500;
        transition: color 0.3s;
        padding: 10px 0;
    }

    .kubwen-nav-menu a:hover,
    .kubwen-nav-menu a.active {
        color: #ff6b35;
    }

    .kubwen-nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }

    .kubwen-page-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 60px 0;
        text-align: center;
    }

    .kubwen-page-header .kubwen-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .kubwen-page-title {
        font-size: 3rem;
        font-weight: 700;
        margin-bottom: 20px;
    }

    .kubwen-page-subtitle {
        font-size: 1.2rem;
        opacity: 0.9;
        max-width: 600px;
        margin: 0 auto;
    }

    .kubwen-search-section {
        background: white;
        padding: 40px 0;
        box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    }

    .kubwen-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .kubwen-search-bar {
        display: flex;
        max-width: 600px;
        margin: 0 auto;
        background: #f8f9fa;
        border-radius: 50px;
        overflow: hidden;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    }

    .kubwen-search-input {
        flex: 1;
        padding: 15px 25px;
        border: none;
        background: transparent;
        font-size: 16px;
        outline: none;
    }

    .kubwen-search-btn {
        background: #ff6b35;
        color: white;
        border: none;
        padding: 15px 30px;
        cursor: pointer;
        font-size: 16px;
        transition: background 0.3s;
    }

    .kubwen-search-btn:hover {
        background: #e55a2b;
    }

    .kubwen-filter-tabs {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin-top: 30px;
        flex-wrap: wrap;
    }

    .kubwen-filter-tab {
        background: transparent;
        border: 2px solid #ddd;
        padding: 10px 25px;
        border-radius: 25px;
        cursor: pointer;
        transition: all 0.3s;
        font-size: 14px;
        color: #666;
    }

    .kubwen-filter-tab.active,
    .kubwen-filter-tab:hover {
        border-color: #ff6b35;
        color: #ff6b35;
        background: rgba(255, 107, 53, 0.1);
    }

    .kubwen-main-content {
        padding: 60px 0;
    }

    .kubwen-content-grid {
        display: grid;
        grid-template-columns: 250px 1fr;
        gap: 40px;
        align-items: start;
    }

    .kubwen-sidebar {
        background: white;
        border-radius: 15px;
        padding: 30px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        position: sticky;
        top: 100px;
    }

    .kubwen-sidebar-title {
        font-size: 1.2rem;
        font-weight: 600;
        margin-bottom: 20px;
        color: #333;
    }

    .kubwen-category-list {
        list-style: none;
    }

    .kubwen-category-item {
        margin-bottom: 10px;
    }

    .kubwen-category-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 15px;
        text-decoration: none;
        color: #666;
        border-radius: 8px;
        transition: all 0.3s;
    }

    .kubwen-category-link:hover,
    .kubwen-category-link.active {
        background: #ff6b35;
        color: white;
    }

    .kubwen-category-count {
        background: #f0f0f0;
        color: #666;
        padding: 2px 8px;
        border-radius: 12px;
        font-size: 12px;
    }

    .kubwen-category-link:hover .kubwen-category-count,
    .kubwen-category-link.active .kubwen-category-count {
        background: rgba(255,255,255,0.2);
        color: white;
    }

    .kubwen-resources-area {
        background: white;
        border-radius: 15px;
        padding: 40px;
        box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    }

    .kubwen-section-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 30px;
        padding-bottom: 15px;
        border-bottom: 2px solid #f0f0f0;
    }

    .kubwen-section-title {
        font-size: 1.5rem;
        font-weight: 600;
        color: #333;
    }

    .kubwen-view-toggle {
        display: flex;
        gap: 10px;
    }

    .kubwen-view-btn {
        background: #f8f9fa;
        border: none;
        padding: 8px 12px;
        border-radius: 6px;
        cursor: pointer;
        transition: all 0.3s;
    }

    .kubwen-view-btn.active {
        background: #ff6b35;
        color: white;
    }

    .kubwen-resources-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 25px;
    }

    .kubwen-resource-card {
        background: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 3px 15px rgba(0,0,0,0.1);
        transition: all 0.3s;
        cursor: pointer;
    }

    .kubwen-resource-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    }

    .kubwen-resource-image {
        width: 100%;
        height: 180px;
        object-fit: cover;
        background: linear-gradient(45deg, #667eea, #764ba2);
    }

    .kubwen-resource-content {
        padding: 20px;
    }

    .kubwen-resource-title {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 8px;
        color: #333;
    }

    .kubwen-resource-desc {
        color: #666;
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: 15px;
    }

    .kubwen-resource-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 12px;
        color: #999;
    }

    .kubwen-resource-stats {
        display: flex;
        gap: 15px;
    }

    .kubwen-resource-type {
        background: #ff6b35;
        color: white;
        padding: 4px 8px;
        border-radius: 4px;
        font-size: 11px;
    }

    .kubwen-featured-section {
        margin-bottom: 50px;
    }

    .kubwen-featured-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 30px;
        margin-bottom: 40px;
    }

    .kubwen-featured-card {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 30px;
        border-radius: 15px;
        position: relative;
        overflow: hidden;
    }

    .kubwen-featured-card::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 100px;
        height: 100px;
        background: rgba(255,255,255,0.1);
        border-radius: 50%;
        transform: translate(30px, -30px);
    }

    .kubwen-featured-title {
        font-size: 1.3rem;
        font-weight: 600;
        margin-bottom: 10px;
    }

    .kubwen-featured-desc {
        opacity: 0.9;
        margin-bottom: 20px;
        line-height: 1.6;
    }

    .kubwen-featured-btn {
        background: rgba(255,255,255,0.2);
        color: white;
        border: 1px solid rgba(255,255,255,0.3);
        padding: 10px 20px;
        border-radius: 25px;
        text-decoration: none;
        display: inline-block;
        transition: all 0.3s;
    }

    .kubwen-featured-btn:hover {
        background: rgba(255,255,255,0.3);
        transform: translateY(-2px);
    }

    .kubwen-pagination {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 10px;
        margin-top: 40px;
    }

    .kubwen-page-btn {
        background: white;
        border: 1px solid #ddd;
        padding: 10px 15px;
        border-radius: 6px;
        cursor: pointer;
        transition: all 0.3s;
        text-decoration: none;
        color: #666;
    }

    .kubwen-page-btn:hover,
    .kubwen-page-btn.active {
        background: #ff6b35;
        color: white;
        border-color: #ff6b35;
    }

    .kubwen-footer {
        background: #2c3e50;
        color: white;
        padding: 60px 0 30px;
        margin-top: 80px;
    }

    .kubwen-footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
        margin-bottom: 40px;
    }

    .kubwen-footer-section h3 {
        font-size: 1.2rem;
        margin-bottom: 20px;
        color: #ff6b35;
    }

    .kubwen-footer-section ul {
        list-style: none;
    }

    .kubwen-footer-section ul li {
        margin-bottom: 10px;
    }

    .kubwen-footer-section ul li a {
        color: #bdc3c7;
        text-decoration: none;
        transition: color 0.3s;
    }

    .kubwen-footer-section ul li a:hover {
        color: #ff6b35;
    }

    .kubwen-footer-bottom {
        border-top: 1px solid #34495e;
        padding-top: 30px;
        text-align: center;
        color: #bdc3c7;
    }

    @media (max-width: 768px) {
        .kubwen-menu-toggle {
            display: flex;
        }

        .kubwen-nav-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: white;
            flex-direction: column;
            padding: 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            z-index: 1000;
        }

        .kubwen-nav-menu.active {
            display: flex;
        }

        .kubwen-nav-overlay.active {
            display: block;
        }

        .kubwen-page-title {
            font-size: 2rem;
        }

        .kubwen-content-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .kubwen-sidebar {
            position: static;
            order: 2;
        }

        .kubwen-resources-area {
            padding: 20px;
        }

        .kubwen-resources-grid {
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }

        .kubwen-featured-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .kubwen-filter-tabs {
            gap: 10px;
        }

        .kubwen-filter-tab {
            padding: 8px 15px;
            font-size: 12px;
        }

        .kubwen-search-bar {
            flex-direction: column;
            border-radius: 15px;
        }

        .kubwen-search-input {
            border-bottom: 1px solid #eee;
        }

        .kubwen-search-btn {
            border-radius: 0 0 15px 15px;
        }
    }

    @media (max-width: 480px) {
        .kubwen-page-header {
            padding: 40px 0;
        }

        .kubwen-page-title {
            font-size: 1.8rem;
        }

        .kubwen-resources-grid {
            grid-template-columns: 1fr;
        }

        .kubwen-section-header {
            flex-direction: column;
            gap: 15px;
            align-items: flex-start;
        }
    }