/* ================================
   Resource-share.css - 资源分享页面样式
   ================================ */

body {
    background-image: url('/images/background.jpg') !important;
    background-color: transparent !important;
    background-size: cover !important;
    background-position: center center !important;
    background-attachment: fixed !important;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #333;
}

.site-wrapper {
    flex: 1;
    background-color: rgba(0, 0, 0, 0.3);
}

/* 页面头部 */
.page-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%23ffffff" opacity="0.1"/><circle cx="80" cy="40" r="3" fill="%23ffffff" opacity="0.08"/><circle cx="40" cy="80" r="1.5" fill="%23ffffff" opacity="0.12"/></svg>');
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 15px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.95;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

/* 页面容器 */
.page-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

/* 搜索和筛选区域 */
.search-filter-section {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.search-container {
    margin-bottom: 20px;
}

.search-box {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.search-box input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 50px 0 0 50px;
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.search-box input:focus {
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-box button {
    padding: 15px 25px;
    border: 2px solid #667eea;
    border-left: none;
    border-radius: 0 50px 50px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.search-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

.filter-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-weight: 600;
    color: #374151;
    font-size: 14px;
}

.filter-group select {
    padding: 10px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    background: white;
    color: #374151;
    font-size: 14px;
    cursor: pointer;
    transition: border-color 0.3s ease;
    min-width: 120px;
}

.filter-group select:focus {
    outline: none;
    border-color: #667eea;
}

/* 资源网格 */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

/* 资源卡片 */
.resource-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.resource-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.resource-card-image {
    width: 100%;
    height: 120px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.resource-card-image img {
    width: 64px;
    height: 64px;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
}

.resource-card:hover .resource-card-image img {
    transform: scale(1.05);
}

.resource-price-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.resource-price-badge.free {
    background: rgba(16, 185, 129, 0.9);
    color: white;
}

.resource-price-badge.paid {
    background: rgba(245, 158, 11, 0.9);
    color: white;
}

.resource-card-content {
    padding: 25px;
}

.resource-category {
    display: inline-block;
    padding: 4px 12px;
    background: #e0e7ff;
    color: #3730a3;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.resource-title {
    font-size: 18px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.resource-description {
    color: #6b7280;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.resource-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
    font-size: 12px;
    margin-bottom: 15px;
}

.resource-download-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.resource-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.resource-download-btn:disabled {
    background: #d1d5db;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 加载状态 */
.loading-container {
    text-align: center;
    padding: 60px 20px;
    color: #6b7280;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 分页控件 */
.pagination-container {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 25px;
    border-radius: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.page-btn {
    width: 40px;
    height: 40px;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #6b7280;
}

.page-btn:hover:not(:disabled) {
    border-color: #667eea;
    background: #667eea;
    color: white;
    transform: scale(1.1);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-numbers {
    display: flex;
    gap: 5px;
}

.page-number {
    width: 40px;
    height: 40px;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #6b7280;
    font-weight: 600;
    font-size: 14px;
}

.page-number:hover,
.page-number.active {
    border-color: #667eea;
    background: #667eea;
    color: white;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: #6b7280;
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #374151;
}

.empty-state p {
    font-size: 1rem;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-hero h1 {
        font-size: 2rem;
    }
    
    .page-hero p {
        font-size: 1rem;
    }
    
    .page-container {
        padding: 0 15px;
        margin: 20px auto;
    }
    
    .search-filter-section {
        padding: 20px;
        border-radius: 16px;
    }
    
    .filter-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .filter-group {
        justify-content: space-between;
    }
    
    .filter-group select {
        min-width: 150px;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .resource-card-content {
        padding: 20px;
    }
    
    .pagination {
        padding: 12px 20px;
    }
}

@media (max-width: 480px) {
    .page-hero {
        padding: 40px 0;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .search-box input {
        border-radius: 12px;
        margin-bottom: 10px;
    }
    
    .search-box button {
        border-radius: 12px;
        border: 2px solid #667eea;
    }
    
    .resource-card-content {
        padding: 15px;
    }
}