/* ============================================
   Mobile Responsive - 城市更新工具箱全站适配
   ============================================ */

/* ===== 通用移动端适配 (< 768px) ===== */
@media (max-width: 768px) {
    /* 顶部导航 */
    .top-nav {
        height: auto;
        min-height: 48px;
        flex-wrap: wrap;
        padding: 8px 12px;
        gap: 8px;
    }
    .nav-brand {
        font-size: 13px;
        width: 100%;
        margin-bottom: 4px;
    }
    .nav-tabs {
        flex-wrap: wrap;
        gap: 4px;
        width: 100%;
    }
    .nav-tab {
        padding: 6px 12px;
        font-size: 12px;
        border-radius: 8px;
    }
    .back-link {
        font-size: 11px;
        padding: 4px 8px;
        margin-left: auto;
    }

    /* 主内容区 */
    .main-content {
        margin-top: 88px;
        flex-direction: column;
    }

    /* 侧边栏 */
    .sidebar,
    .awards-sidebar {
        width: 100% !important;
        max-height: 45vh;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 12px;
    }

    /* 地图区域 */
    #map {
        height: 55vh;
        min-height: 300px;
    }

    /* 筛选栏 */
    .filter-bar,
    .sub-filter {
        flex-wrap: nowrap;
        overflow-x: auto;
        gap: 6px;
        padding-bottom: 4px;
        -webkit-overflow-scrolling: touch;
    }
    .filter-bar::-webkit-scrollbar,
    .sub-filter::-webkit-scrollbar {
        height: 2px;
    }
    .filter-btn,
    .sub-filter-btn {
        flex-shrink: 0;
        padding: 5px 10px;
        font-size: 11px;
    }

    /* 统计栏 */
    .stats-bar {
        padding: 8px;
    }
    .stat-num {
        font-size: 18px;
    }
    .stat-label {
        font-size: 9px;
    }

    /* 项目卡片 */
    .project-card {
        padding: 8px 10px;
    }
    .project-name {
        font-size: 12px;
    }
    .project-meta,
    .project-desc {
        font-size: 10px;
    }

    /* 类别分组 */
    .category-header {
        padding: 8px 10px;
    }
    .category-title {
        font-size: 12px;
    }

    /* 信息窗口 */
    .info-window {
        min-width: 180px;
        padding: 6px;
    }
    .info-title {
        font-size: 13px;
    }
    .info-row {
        font-size: 11px;
    }

    /* 奖项页面 */
    .awards-page {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }
    .awards-sidebar {
        max-height: 35vh;
    }
    .awards-content {
        padding: 16px;
    }
    .award-card {
        padding: 10px 12px;
    }
    .award-card-title {
        font-size: 13px;
    }
    .award-year-header {
        font-size: 15px;
    }

    /* 标准规范页 */
    .content-panel {
        padding: 16px;
    }
    .page-title {
        font-size: 18px;
        margin-bottom: 16px;
    }
    .std-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .std-card {
        padding: 12px;
    }
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .summary-card {
        padding: 12px;
    }
    .summary-num {
        font-size: 22px;
    }

    /* 出版物 */
    .book-card {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }
    .book-cover {
        width: 60px;
        height: 80px;
        font-size: 24px;
    }
    .book-title {
        font-size: 14px;
    }

    /* 返回链接 */
    .back-link {
        display: none;
    }
}

/* ===== 超小屏幕适配 (< 480px) ===== */
@media (max-width: 480px) {
    .nav-brand {
        font-size: 12px;
    }
    .nav-tab {
        padding: 5px 8px;
        font-size: 11px;
    }

    .hero-title {
        font-size: 24px !important;
    }
    .hero-sub {
        font-size: 11px !important;
    }

    .sidebar {
        max-height: 40vh;
    }
    #map {
        height: 60vh;
    }

    .project-card {
        padding: 6px 8px;
    }
    .project-name {
        font-size: 11px;
    }

    .stats-bar {
        gap: 6px;
    }
    .stat-num {
        font-size: 16px;
    }

    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .summary-num {
        font-size: 20px;
    }
    .summary-label {
        font-size: 10px;
    }

    .award-card-title {
        font-size: 12px;
    }
    .award-level-badge {
        font-size: 10px;
        padding: 1px 6px;
    }
}

/* ===== 横屏手机适配 ===== */
@media (max-height: 500px) and (orientation: landscape) {
    .top-nav {
        min-height: 40px;
        padding: 4px 12px;
    }
    .main-content {
        margin-top: 44px;
    }
    .sidebar {
        max-height: 100%;
        width: 280px !important;
    }
}

/* ===== 平板适配 (768px - 1024px) ===== */
@media (min-width: 769px) and (max-width: 1024px) {
    .sidebar,
    .awards-sidebar {
        width: 320px !important;
    }
    .filter-btn,
    .sub-filter-btn {
        padding: 4px 10px;
        font-size: 11px;
    }
}