/* 
 * FindTools Guide Community - Minimal Luxury Design
 * 极简奢华风格，专注于内容和用户体验
 */

/* ===== 基础变量 ===== */
:root {
    --color-bg: #fafafa;
    --color-surface: #ffffff;
    --color-text: #111827;
    --color-text-secondary: #6b7280;
    --color-border: #e5e7eb;
    --color-accent: #111827;
    --color-accent-light: #f3f4f6;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Hero 区域 - 极简设计 ===== */
.community-hero {
    background: var(--color-accent);
    color: white;
    padding: 2.5rem 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.community-hero h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.025em;
}

.community-hero p {
    font-size: 0.875rem;
    opacity: 0.7;
    margin: 0 0 1.25rem 0;
    line-height: 1.5;
}

/* 统计数字 - 极简风格 */
.community-stats-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.stat-box {
    text-align: center;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    opacity: 0.6;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== Tab 筛选 - 水平滚动 ===== */
.community-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.community-tabs::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    cursor: pointer;
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition);
    text-decoration: none;
    color: var(--color-text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.tab-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

/* ===== 用户操作区 ===== */
.new-post-form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.new-post-form h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0 0 0.75rem 0;
    color: var(--color-text);
}

.new-post-form .btn-new-post {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.new-post-form .btn-new-post:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent);
}

.user-info {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-greeting {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.logout-btn {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    text-decoration: none;
    transition: var(--transition);
}

.logout-btn:hover {
    background: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

/* ===== 活动卡片 - 极简奢华 ===== */
.activity-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.activity-item:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

/* 卡片头部 */
.activity-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.activity-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.activity-meta {
    flex: 1;
    min-width: 0;
}

.activity-author {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-date {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

/* 类型徽章 - 极简风格 */
.activity-type-badge {
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    background: var(--color-accent-light);
    color: var(--color-text-secondary);
}

.type-comment { background: #eff6ff; color: #1d4ed8; }
.type-rating { background: #fffbeb; color: #b45309; }
.type-post { background: #f0fdf4; color: #065f46; }
.type-suggestion { background: #f5f3ff; color: #5b21b6; }

/* 内容区域 */
.activity-content {
    margin-bottom: 0.75rem;
}

.activity-content p {
    color: var(--color-text);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

/* 评分显示 */
.rating-display {
    color: #f59e0b;
    font-size: 1rem;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

/* 关联主题 */
.activity-subject {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: var(--color-bg);
    border-radius: var(--radius-sm);
}

.activity-subject a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
}

.activity-subject a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* 卡片底部 */
.activity-footer {
    display: flex;
    gap: 1.25rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

.activity-action {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: var(--transition);
}

.activity-action:hover {
    color: var(--color-text);
}

/* ===== 登录引导 ===== */
.login-cta {
    text-align: center;
    padding: 2rem 1rem;
    margin-bottom: 1.5rem;
}

.login-cta .btn-new-post {
    background: var(--color-accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition);
    display: inline-block;
}

.login-cta .btn-new-post:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===== 分页 ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.375rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.pagination a, .pagination span {
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: var(--transition);
}

.pagination a:hover {
    background: var(--color-accent-light);
    color: var(--color-text);
}

.pagination .current {
    background: var(--color-accent);
    color: white;
    font-weight: 500;
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--color-text-secondary);
}

.empty-state div {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ===== 响应式优化 ===== */
@media (max-width: 640px) {
    :root {
        --radius-lg: 10px;
    }
    
    .community-hero {
        padding: 1.5rem 1rem;
    }
    
    .community-hero h1 {
        font-size: 1.25rem;
    }
    
    .community-hero p {
        font-size: 0.8125rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .community-stats-grid {
        gap: 1.5rem;
    }
    
    .tab-btn {
        padding: 0.4375rem 0.875rem;
        font-size: 0.8125rem;
    }
    
    .activity-item {
        padding: 0.875rem;
    }
    
    .activity-avatar {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }
    
    .activity-author {
        font-size: 0.8125rem;
    }
    
    .activity-content p {
        font-size: 0.875rem;
    }
    
    .activity-footer {
        gap: 1rem;
    }
    
    .activity-action {
        font-size: 0.75rem;
    }
    
    .new-post-form {
        padding: 0.875rem;
    }
    
    .new-post-form h3 {
        font-size: 0.8125rem;
    }
    
    .new-post-form .btn-new-post {
        padding: 0.4375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .user-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .user-greeting {
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .community-hero {
        padding: 1.25rem 0.875rem;
    }
    
    .community-hero h1 {
        font-size: 1.125rem;
    }
    
    .stat-number {
        font-size: 1.375rem;
    }
    
    .stat-label {
        font-size: 0.6875rem;
    }
    
    .community-tabs {
        gap: 0.375rem;
    }
    
    .tab-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }
    
    .activity-item {
        padding: 0.75rem;
    }
    
    .activity-header {
        gap: 0.5rem;
    }
    
    .activity-footer {
        gap: 0.75rem;
        flex-wrap: wrap;
    }
    
    .activity-subject {
        font-size: 0.75rem;
        padding: 0.4375rem 0.625rem;
    }
}

/* ===== 高对比度模式 ===== */
@media (prefers-contrast: high) {
    .activity-item {
        border-width: 2px;
    }
    
    .tab-btn {
        border-width: 2px;
    }
}

/* ===== 减少动画偏好 ===== */
@media (prefers-reduced-motion: reduce) {
    .activity-item,
    .tab-btn,
    .btn-new-post {
        transition: none;
    }
    
    .activity-item:hover {
        transform: none;
    }
}

/* ===== 打印样式 ===== */
@media print {
    .community-tabs,
    .new-post-form,
    .activity-footer,
    .pagination {
        display: none;
    }
    
    .activity-item {
        break-inside: avoid;
        border: none;
        box-shadow: none;
    }
}