/* ========================================
   用户首页极简精致样式设计
   ======================================== */

/* 1. 基础样式重置 */
.user-index-page {
    width: 100%;
    background: #ffffff;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

.user-index-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 20px;
}

/* 2. 页面标题区域 - 完全参照小组首页设计 */
.page-header-section {
    margin-bottom: 2.5rem;
    padding: 1rem 0;
}

.page-title-container {
    background: #f0f8ff;
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.page-title-section {
    flex: 1;
}

.page-main-title {
    margin: 0 0 0.75rem 0;
    font-size: 2.25rem;
    font-weight: 700;
    color: #1f2937;
    line-height: 1.2;
}

.page-subtitle {
    margin: 0;
    font-size: 1.125rem;
    color: #6b7280;
    line-height: 1.6;
    max-width: 600px;
}

/* 3. 筛选器区域 - 参考小组首页优化 */
.filter-section {
    margin-bottom: 32px;
    display: flex;
    justify-content: flex-start;
}

.filter-container {
    display: flex;
    gap: 8px;
    background: #f8fafc;
    padding: 4px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    background: transparent;
    color: #64748b;
    white-space: nowrap;
}

.filter-tag:hover {
    background: #f1f5f9;
    color: #475569;
}

.filter-tag.active {
    background: #3b82f6;
    color: white;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.filter-tag.active:hover {
    background: #2563eb;
    color: white;
}

/* 4. 用户网格布局 - 与个人主页粉丝页完全一致 */
.users-grid-section {
    margin-bottom: 32px;
}

.user-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
}

/* 5. 用户卡片样式 - 与个人主页粉丝页完全一致 */
.user-card-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 8px;
    border: 1px solid #f1f5f9;
    text-align: center;
    transition: all 0.2s ease;
}

.user-card-item:hover {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* 6. 用户头像 - 与个人主页粉丝页完全一致 */
.user-card-avatar img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 0.75rem;
}

/* 7. 用户信息 - 与个人主页粉丝页完全一致 */
.user-card-info {
    width: 100%;
}

.user-card-name {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
}

.user-card-name a {
    color: #1a202c;
    text-decoration: none;
}

.user-card-name a:hover {
    color: #3b82f6;
}

.user-card-stats {
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-size: 0.875rem;
    color: #718096;
    margin-bottom: 0.75rem;
}

.user-card-btn {
    position: relative;
    width: 100%;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid #e2e8f0;
    background: white;
    color: #4a5568;
    cursor: pointer;
    transition: all 0.2s ease;
    overflow: hidden;
}

.user-card-btn:hover {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.user-card-btn.followed {
    background: #dcfce7;
    color: #16a34a;
    border-color: #bbf7d0;
}

.user-card-btn.followed:hover {
    background: #16a34a;
    color: white;
    border-color: #16a34a;
}

/* 关注按钮文字切换效果 */
.btn-text {
    display: inline-block;
    transition: opacity 0.2s ease;
}

.btn-hover-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.user-card-btn.followed:hover .btn-text {
    opacity: 0;
}

.user-card-btn.followed:hover .btn-hover-text {
    opacity: 1;
}


/* 8. 空状态区域 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

/* 9. 分页容器 */
.pagination-container {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
}

/* 10. 响应式设计 */
@media (max-width: 768px) {
    .user-index-container {
        padding: 20px 16px;
    }
    
    .page-header-section {
        margin-bottom: 2rem;
        padding: 0.75rem 0;
    }
    
    .page-title-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 1.5rem;
        border-radius: 8px;
    }
    
    .page-main-title {
        font-size: 1.875rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .user-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 0.75rem;
    }
    
    .filter-container {
        flex-wrap: wrap;
        gap: 6px;
        padding: 3px;
    }
    
    .filter-tag {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .user-card-item {
        padding: 1.25rem;
    }
    
    .user-card-avatar img {
        width: 50px;
        height: 50px;
    }
    
    .user-stats {
        font-size: 11px;
        padding: 6px 10px;
    }
    
    .follow-btn {
        font-size: 11px;
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .user-index-page {
        padding: 16px 12px;
    }
    
    .page-header-section {
        margin-bottom: 1.5rem;
        padding: 0.5rem 0;
    }
    
    .page-title-container {
        padding: 1.25rem;
        border-radius: 6px;
        gap: 1rem;
    }
    
    .page-main-title {
        font-size: 1.5rem;
    }
    
    .page-subtitle {
        font-size: 0.875rem;
    }
    
    .users-grid-container {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
    }
    
    .user-card-inner {
        padding: 14px 10px;
    }
    
    .user-avatar {
        width: 45px !important;
        height: 45px !important;
    }
    
    .user-avatar .avatar-img {
        width: 45px !important;
        height: 45px !important;
    }
    
    .user-stats {
        flex-direction: column;
        gap: 3px;
        padding: 6px 8px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .follow-btn {
        font-size: 10px;
        padding: 5px 10px;
    }
}

/* 性能优化与精致效果 */
.users-grid-container {
    contain: layout style;
}

.user-card {
    contain: layout style;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.avatar-img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* 预加载关键字体 */
.user-name-link,
.stat-label,
.btn-text {
    font-display: swap;
}

/* 按钮禁用状态 */
.follow-btn:disabled {
    pointer-events: none;
    opacity: 0.5;
    transform: none !important;
}

/* 移除复杂的悬停效果 */