/* Keep wide reports inside their own scrolling regions, at every viewport. */
.app-shell>.workspace,.lower-grid>*{min-width:0}
.mobile-menu-backdrop{display:none}
@media(max-width:720px){
    .app-shell{width:100%;min-width:0}
    .workspace,.content,.panel,.lower-grid,.vd-chart-grid>*{min-width:0;max-width:100%}
    .lower-grid{grid-template-columns:minmax(0,1fr)}
    .content,.vd-content,.decline-content{padding:20px 12px calc(28px + env(safe-area-inset-bottom))}
    .panel{padding:16px 12px}
    .topbar{min-height:64px;height:auto;padding:10px 12px 10px 62px;gap:8px}
    .top-actions{max-width:100%;min-width:0;gap:6px;flex-wrap:wrap;justify-content:flex-end}
    .top-actions .secondary-button,.top-actions .primary-button{min-height:40px;padding:10px 9px;font-size:11px;white-space:nowrap}
    .sidebar-toggle{display:grid;left:12px;top:12px;width:40px;height:40px;z-index:55;border-radius:10px}
    .app-shell>.sidebar{display:none;position:fixed;left:0;top:0;bottom:auto;width:min(86vw,300px);max-width:100%;height:100vh;height:100dvh;padding:16px 14px calc(16px + env(safe-area-inset-bottom));border:0;border-right:1px solid var(--line);z-index:50;background:var(--bg);overflow-y:auto;overscroll-behavior:contain;box-shadow:15px 0 45px #0003}
    html[data-mobile-menu-open] body{overflow:hidden}
    html[data-mobile-menu-open] .app-shell>.sidebar{display:flex;flex-direction:column}
    .mobile-menu-backdrop{display:block;position:fixed;inset:0;z-index:45;background:#02081299;backdrop-filter:blur(3px)}
    .sidebar .brand,.vd-shell .sidebar .brand{display:flex;justify-content:flex-start;gap:10px;padding:0 0 20px 48px;min-height:44px;font-size:19px;flex:none}
    .sidebar .brand>span:last-child{display:inline}
    .sidebar nav,.vd-shell .sidebar nav,.decline-shell .sidebar nav{display:flex;flex-direction:column;gap:5px}
    .sidebar .nav-item{display:flex;align-items:center;gap:15px;min-height:46px;padding:12px 15px;text-align:left}
    .sidebar .nav-item b{display:block;font-size:14px;white-space:nowrap}
    .sidebar .nav-item>span{width:20px;font-size:18px;flex:none;text-align:center}
    .sidebar .sidebar-section{display:block;flex:1;min-height:100px;margin-top:22px;overflow-y:auto}
    .sidebar .sidebar-section>p{padding:0 10px;font-size:11px}
    .sidebar .group-item{width:100%;min-height:42px;font-size:13px;padding:10px;text-align:left;min-width:0}
    .sidebar .group-item>span:first-child{min-width:0;max-width:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .sidebar .user-card{display:flex;flex:none;gap:10px;margin-top:16px;padding-top:16px}
    .sidebar .user-card>span:nth-child(2),.sidebar .user-card button{display:block}
    .sidebar .user-card a{font-size:12px}
    .scroll-shortcuts{bottom:calc(18px + env(safe-area-inset-bottom));right:12px;gap:8px}
    .scroll-shortcuts button{width:40px;height:40px;background:var(--panel)}
    .title-row{gap:12px;flex-wrap:wrap;margin-bottom:18px}.title-row h1{font-size:24px}
    .filters{grid-template-columns:minmax(0,1fr);gap:10px}.filters>*{min-width:0;max-width:100%}
    .real-filters .period-label,.segmented{grid-column:auto}
    .filters select,.filters .search{width:100%;min-height:44px;margin:0}
    .search input{font-size:16px;min-width:0}.filters select{font-size:14px}
    .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric{min-width:0}
    .metric strong{overflow-wrap:anywhere;font-size:26px}.metric p{line-height:1.6}
    .insight-line{flex-wrap:wrap;gap:8px}.source-breakdown{margin-inline:-12px;grid-template-columns:repeat(3,minmax(0,1fr))}
    .source-breakdown div{min-width:0;gap:4px;padding:10px 8px}.source-breakdown b{font-size:11px}
    .three-day-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.day-stat{padding:10px 8px;min-width:0}.day-stat>strong{font-size:22px}
    .signal-card strong,.signal-card p{overflow-wrap:anywhere}.diagnosis-panel>.panel-head,.trend-panel>.panel-head{flex-wrap:wrap;gap:10px}.legend{justify-content:flex-start}
    .group-ranking-list,.best-site-table-wrap,.table-wrap,.live-table-wrap,.coverage-table-wrap,.vd-table-scroll,.decline-table-scroll,.three-day-chart-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}
    .group-ranking-list:before,.best-site-table-wrap:before,.table-wrap:has(table):before,.coverage-table-wrap:before,.vd-table-scroll:before,.decline-table-scroll:before{content:'左右滑动查看完整数据';display:block;position:sticky;left:0;width:100%;padding:9px 12px;color:var(--muted);font-size:11px;background:var(--panel)}
    .three-day-chart-scroll{margin-top:6px}.three-day-labeled-chart{min-width:600px}
    .performance-controls,.group-ranking-controls{min-width:0;max-width:100%}
    .table-footer{flex-wrap:wrap;justify-content:center;gap:8px;padding:12px 6px}.table-footer>div{max-width:100%;overflow-x:auto}
    .live-events p{grid-template-columns:auto minmax(0,1fr);min-width:0}.live-events span{overflow-wrap:anywhere}.live-events time{grid-column:2}
    .modal-backdrop{padding:12px}.modal{width:100%;max-height:calc(100dvh - 24px);padding:24px 16px}.modal input,.modal select,.modal textarea{font-size:16px;min-width:0;max-width:100%}
    .coverage-panel{padding:18px 12px}.coverage-header{gap:14px;align-items:stretch}.coverage-heading{gap:10px}.coverage-heading h2{font-size:19px}.coverage-heading p{font-size:11px}.coverage-actions{width:100%;justify-content:flex-start;gap:10px}.coverage-days-form{flex-wrap:wrap}.coverage-days-form input{font-size:16px}.coverage-extract-all{width:100%;min-height:44px}.coverage-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.coverage-metric{min-width:0;padding:14px 12px}.coverage-metric strong{font-size:26px}
    .vd-page-heading{align-items:flex-start;flex-direction:column;gap:6px}.vd-filters{padding:16px 12px}.vd-filter-row{gap:14px}.vd-filter-group{display:block;width:100%;min-width:0}.vd-filter-label{display:block;margin-bottom:7px}.vd-segments{display:flex;flex-wrap:wrap;width:100%}.vd-segments button{flex:1 1 30%;min-height:40px;padding:10px 8px}.vd-date-range{width:100%;min-width:0;justify-content:space-between}.vd-date-range input{flex:1;width:0;min-width:0;font-size:14px;min-height:34px}.vd-comparison{gap:10px 14px}.vd-group-select{display:flex;gap:8px;align-items:center;max-width:100%;width:100%}.vd-group-select select{flex:1;max-width:none;min-width:0;font-size:16px;min-height:42px}.vd-domain-chip{max-width:100%;overflow-wrap:anywhere}.vd-charts{padding:16px 12px;min-width:0}.vd-chart-grid{grid-template-columns:minmax(0,1fr);gap:24px}.vd-chart-scroll{min-width:0;max-width:100%}.vd-metric-row{flex-wrap:wrap;gap:10px}.vd-metrics{width:100%;min-width:0}.vd-metrics button{min-height:38px;font-size:12px}.vd-table-panel{padding:16px 12px 0}.vd-table-toolbar{flex-wrap:wrap;gap:10px}.vd-donut{width:100%;max-width:270px}.vd-table-footer{flex-wrap:wrap;gap:12px}.vd-scope-note{font-size:11px}
    .decline-heading{align-items:stretch;gap:18px}.decline-heading-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;width:100%;gap:12px}.decline-heading-actions>button:first-child{grid-column:1/-1;min-height:42px}.decline-heading-actions b{font-size:12px}.decline-heading h1{font-size:26px}.decline-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.decline-card{padding:16px 12px}.decline-card>b{font-size:32px}.decline-card:last-child{grid-column:span 2}.decline-filters{padding:14px 12px;gap:12px}.decline-segments{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;gap:4px}.decline-segments button{min-height:42px;font-size:12px;padding:10px 6px}.decline-filters select{font-size:16px;min-height:44px;min-width:0;width:100%;max-width:none}.decline-filters form{width:100%;min-width:0}.decline-filters input{font-size:16px;min-width:0;flex:1;width:0}.decline-filters form button{min-height:44px;padding-inline:16px}.decline-list{padding:0}.decline-list-heading{padding:20px 14px;gap:16px}.decline-list-heading>div:last-child{width:100%;gap:10px;justify-content:space-between}.decline-list-heading h2{font-size:21px}.decline-list .secondary-button{min-height:42px}.decline-pagination{padding:14px;gap:10px}.decline-pagination>span{width:100%}
    .settings-shell{padding:20px 12px 40px}.settings-card{padding:20px 14px;min-width:0}.settings-header-actions{gap:10px;flex-wrap:wrap}.engine-options{grid-template-columns:minmax(0,1fr)}.engine-option{flex-wrap:wrap;min-width:0}.password-form{max-width:100%}.password-form input,.settings-card input,.settings-card select,.settings-card textarea,.login-card input{font-size:16px;max-width:100%}
}
@media(prefers-reduced-motion:reduce){.mobile-menu-backdrop{backdrop-filter:none}}

@media(max-width:720px){.sidebar .nav-item{flex-direction:row;justify-content:flex-start}html[data-mobile-menu-open] .scroll-shortcuts{visibility:hidden}.sidebar .group-item{overflow-wrap:anywhere}.vd-segments{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.vd-filter-group:has(.vd-segments>button:nth-child(4)):not(:has(.vd-segments>button:nth-child(5))) .vd-segments{grid-template-columns:repeat(2,minmax(0,1fr))}}

@media(max-width:720px){.app-shell:has(.modal-backdrop) .sidebar-toggle{visibility:hidden}.source-explainer{display:block;line-height:1.9;padding:12px;font-size:11px}.source-explainer b{display:block;margin-bottom:5px}.source-explainer span{display:inline}.source-explainer i{display:inline;margin:0 4px}.source-explainer em{display:block;margin-top:5px}.three-day-bar-label,.three-day-axis-value{font-size:14px}.three-day-chart-scroll:before{content:'左右滑动查看完整 24 小时趋势';display:block;position:sticky;left:0;font-size:11px;color:var(--muted);padding:4px 0 8px}}