/* LostFound 运营后台 V2 */
:root{--admin-sidebar-width:214px}.wrap.admin-wrap{max-width:1360px;padding:18px}.wrap.admin-wrap>.card{padding:0;overflow:hidden;border-radius:16px}.admin-login-box{max-width:420px;margin:24px auto}.admin-brand-mark,.admin-sidebar-logo{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:#1677ff;color:#fff;font-weight:900;letter-spacing:-1px}.admin-layout{display:grid;grid-template-columns:var(--admin-sidebar-width) minmax(0,1fr);min-height:calc(100vh - 36px);background:#f5f7fa;position:relative}.admin-layout::before{content:"";position:absolute;left:0;top:0;bottom:0;width:var(--admin-sidebar-width);background:#111827;z-index:0}.admin-sidebar{background:#111827;color:#fff;padding:18px 12px;display:flex;flex-direction:column;height:calc(100vh - 36px);min-height:calc(100vh - 36px);box-sizing:border-box;position:sticky;top:0;align-self:start;z-index:1}.admin-main{position:relative;z-index:1}.admin-sidebar-brand{display:flex;align-items:center;gap:10px;padding:2px 8px 18px;border-bottom:1px solid rgba(255,255,255,.1)}.admin-sidebar-brand strong,.admin-sidebar-brand small{display:block}.admin-sidebar-brand small{color:#94a3b8;margin-top:2px;font-size:12px}.admin-nav{margin-top:14px;display:flex;flex-direction:column;gap:4px;flex:1 1 auto;min-height:0}.admin-nav-link{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:10px;color:#cbd5e1;text-decoration:none;font-size:14px;font-weight:700}.admin-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}.admin-nav-link.active{background:#1677ff;color:#fff}.admin-nav-icon{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;background:rgba(255,255,255,.1);font-size:12px}.admin-sidebar-footer{margin-top:16px;padding:14px 8px 0;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:8px;flex:0 0 auto}.admin-sidebar-footer a{color:#94a3b8;font-size:12px;text-decoration:none}.admin-main{min-width:0;padding:22px}.admin-topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:18px}.admin-topbar h1{margin:0;font-size:25px;letter-spacing:-.4px}.admin-page-subtitle{margin:5px 0 0;color:#64748b;font-size:13px}.admin-global-search,.admin-filter-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.admin-global-search input{width:230px}.admin-global-search input,.admin-filter-bar input,.admin-filter-bar select{min-height:38px;border-radius:9px;padding:8px 10px;margin:0;font-size:13px;background:#fff}.admin-global-search button,.admin-filter-bar button,.admin-filter-bar a{min-height:38px;box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;padding:0 14px;background:#1677ff;color:#fff;text-decoration:none;font-weight:700;cursor:pointer;white-space:nowrap}.admin-filter-bar a{background:#eef2f7;color:#334155}.admin-filter-bar{padding-bottom:14px}.admin-filter-bar input{flex:1 1 260px}.admin-metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}.admin-small-metrics{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}.admin-metric-card{display:flex;flex-direction:column;gap:5px;padding:15px;min-height:105px;border-radius:13px;border:1px solid #e5e7eb;background:#fff;color:inherit;text-decoration:none;box-sizing:border-box}.admin-metric-card:hover{border-color:#bfdbfe;box-shadow:0 8px 24px rgba(15,23,42,.06)}.admin-metric-label{color:#64748b;font-size:13px;font-weight:700}.admin-metric-number{font-size:27px;line-height:1.2;color:#0f172a}.admin-metric-note{margin-top:auto;color:#64748b;font-size:12px}.admin-tone-up .admin-metric-note,.admin-tone-success .admin-metric-note{color:#0f9f6e}.admin-tone-down .admin-metric-note,.admin-tone-danger .admin-metric-note{color:#dc2626}.admin-tone-warning .admin-metric-number,.admin-tone-warning .admin-metric-note{color:#b45309}.admin-panel{border:1px solid #e5e7eb;border-radius:14px;background:#fff;padding:16px;margin-bottom:16px;box-shadow:0 2px 10px rgba(15,23,42,.025)}.admin-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.admin-panel-head h2{margin:0;font-size:17px}.admin-panel-head p{margin:4px 0 0;color:#64748b;font-size:12px}.admin-panel-head>a{color:#1677ff;text-decoration:none;font-size:13px;white-space:nowrap}.admin-two-column{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.admin-period-tabs{display:flex;gap:5px;flex-wrap:wrap;padding:3px;border-radius:10px;background:#f1f5f9}.admin-period-tab{padding:6px 9px;border-radius:8px;color:#64748b;text-decoration:none;font-size:12px;font-weight:700}.admin-period-tab.active{color:#1677ff;background:#fff;box-shadow:0 1px 4px rgba(15,23,42,.08)}.admin-chart-scroll{overflow-x:auto}.admin-trend-svg{width:100%;min-width:700px;height:auto}.admin-chart-grid{stroke:#e8edf3;stroke-width:1}.admin-chart-y{font-size:11px;fill:#94a3b8;text-anchor:end}.admin-chart-x{font-size:10px;fill:#64748b;text-anchor:middle}.admin-chart-legend{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:4px;color:#64748b;font-size:12px}.admin-chart-legend span{display:inline-flex;align-items:center;gap:6px}.admin-chart-legend i{display:inline-block;width:18px;height:3px;border-radius:999px}.admin-rank-list,.admin-activity-list{display:flex;flex-direction:column}.admin-rank-row,.admin-activity-row{display:flex;align-items:center;gap:10px;padding:10px 4px;border-bottom:1px solid #eef2f7;color:inherit;text-decoration:none}.admin-rank-row:last-child,.admin-activity-row:last-child{border-bottom:0}.admin-rank-index{width:26px;height:26px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:#eef4ff;color:#1677ff;font-weight:800;font-size:12px}.admin-rank-main,.admin-activity-row>span:last-child{flex:1;min-width:0}.admin-rank-main strong,.admin-rank-main small,.admin-activity-row strong,.admin-activity-row small{display:block}.admin-rank-main small,.admin-activity-row small{margin-top:2px;color:#94a3b8;font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-rank-count{font-size:18px}.admin-activity-dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}.admin-dot-user{background:#1677ff}.admin-dot-message{background:#fa8c16}.admin-progress-row{margin:12px 0}.admin-progress-row>div:first-child{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;font-size:13px}.admin-progress-row span{color:#64748b}.admin-progress-track{height:8px;border-radius:999px;background:#eef2f7;overflow:hidden}.admin-progress-track i{display:block;height:100%;border-radius:inherit;background:#1677ff}.admin-table-wrap{overflow-x:auto;border:1px solid #e8edf3;border-radius:11px}.admin-table{width:100%;min-width:780px;border-collapse:collapse;font-size:12px}.admin-table th,.admin-table td{padding:10px 9px;border-bottom:1px solid #edf0f4;text-align:left;vertical-align:top;white-space:nowrap}.admin-table th{background:#f8fafc;color:#475569;font-weight:800}.admin-table tr:last-child td{border-bottom:0}.admin-table tbody tr:hover{background:#fafcff}.admin-table a{color:#1677ff;text-decoration:none}.admin-table a small{display:block;margin-top:2px;color:#94a3b8}.admin-table-action{display:inline-block;padding:4px 8px;border-radius:7px;background:#eef4ff;font-weight:700}.admin-wrap-text{white-space:normal!important;min-width:180px;line-height:1.55;word-break:break-word}.admin-error-text{color:#b91c1c}.admin-empty,.admin-empty-cell{padding:18px;color:#94a3b8;text-align:center}.admin-pagination{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:12px;color:#64748b;font-size:12px}.admin-pagination a{padding:6px 9px;border-radius:8px;background:#eef2f7;color:#334155;text-decoration:none}.admin-detail-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}.admin-info-card{border:1px solid #e5e7eb;border-radius:12px;padding:14px;background:#fff}.admin-info-card span,.admin-description-grid span{display:block;color:#64748b;font-size:12px;margin-bottom:5px}.admin-info-card strong{font-size:17px;word-break:break-all}.admin-description-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.admin-description-grid>div{border-radius:10px;background:#f8fafc;padding:12px}.admin-description-wide{grid-column:span 2}.admin-description-wide p{margin:0;line-height:1.65;white-space:pre-wrap;word-break:break-word}.admin-note-box{color:#475569;line-height:1.7;font-size:13px}.admin-note-box p{margin:0 0 10px}
@media(max-width:1080px){.admin-metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-detail-grid,.admin-description-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:759px){.wrap.admin-wrap{max-width:none;padding:0}.wrap.admin-wrap>.card{border-radius:0;min-height:100vh}.admin-layout{display:block}.admin-layout::before{display:none}.admin-sidebar{position:static;height:auto;min-height:0;padding:10px}.admin-sidebar-brand,.admin-sidebar-footer{display:none}.admin-nav{margin:0;flex-direction:row;overflow-x:auto;gap:6px}.admin-nav-link{flex:0 0 auto;padding:8px 10px}.admin-nav-icon{display:none}.admin-main{padding:14px 12px 24px}.admin-topbar{display:block}.admin-global-search{margin-top:12px}.admin-global-search input{width:auto;flex:1}.admin-metric-grid,.admin-two-column,.admin-detail-grid,.admin-description-grid{grid-template-columns:1fr}.admin-description-wide{grid-column:auto}.admin-panel-head{display:block}.admin-panel-head>a,.admin-period-tabs{margin-top:10px}}


/* Admin V2.3: desktop app-shell layout.
   Keep sidebar footer pinned to the sidebar bottom while the main content scrolls independently. */
@media (min-width:760px){
    .wrap.admin-wrap{
        max-width:none;
        width:100%;
        min-height:100vh;
        padding:0;
    }
    .wrap.admin-wrap>.card{
        min-height:100vh;
        border-radius:0;
        box-shadow:none;
    }
    .admin-layout{
        height:100vh;
        min-height:100vh;
        overflow:hidden;
        grid-template-columns:var(--admin-sidebar-width) minmax(0,1fr);
    }
    .admin-layout::before{
        position:absolute;
        top:0;
        bottom:0;
        height:100vh;
    }
    .admin-sidebar{
        position:relative;
        top:auto;
        align-self:stretch;
        height:100vh;
        min-height:100vh;
        max-height:100vh;
    }
    .admin-nav{
        flex:1 1 auto;
        min-height:0;
        overflow-y:auto;
        padding-bottom:8px;
    }
    .admin-sidebar-footer{
        margin-top:auto;
        flex:0 0 auto;
    }
    .admin-main{
        height:100vh;
        max-height:100vh;
        overflow-y:auto;
        box-sizing:border-box;
        padding-bottom:44px;
    }
}