.admin-dashboard { min-height: 100vh; padding: 104px 0 72px; background: linear-gradient(180deg, #f8fafc, #edf7f8 62%, #f8fafc); }
.admin-nav-badge { margin-left: 7px; padding: 3px 8px; border-radius: 999px; color: #0f766e; background: #ccfbf1; font-size: 10px; font-weight: 800; }
.nav-closed { display: block; padding: 6px 12px; color: #92400e; font-size: 13px; white-space: nowrap; }
.admin-hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.admin-kicker, .panel-kicker { color: #0f766e; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.admin-hero h1 { margin: 6px 0; color: #0f172a; font-family: "Songti SC", "STSong", serif; font-size: 42px; line-height: 1.15; }
.admin-hero p { max-width: 720px; color: #64748b; font-size: 13px; }
.hero-actions { display: flex; align-items: center; gap: 12px; }
.update-label { color: #64748b; font-size: 11px; white-space: nowrap; }
.dashboard-notice { margin-bottom: 18px; padding: 13px 16px; border: 1px solid #bae6fd; border-radius: 13px; color: #0c4a6e; background: #f0f9ff; font-size: 12px; }
.dashboard-notice.error { color: #991b1b; border-color: #fecaca; background: #fef2f2; }
.kpi-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; margin-bottom: 22px; }
.kpi-card { padding: 20px; border: 1px solid #dce9ea; border-radius: 18px; background: rgba(255,255,255,.94); box-shadow: 0 10px 30px rgba(15,118,110,.055); }
.kpi-card::before { display: block; width: 28px; height: 3px; margin-bottom: 17px; border-radius: 999px; background: linear-gradient(90deg, #14b8a6, #0ea5e9); content: ""; }
.kpi-label { display: block; color: #64748b; font-size: 11px; }
.kpi-card strong { display: block; margin: 6px 0 3px; color: #0f172a; font-size: 30px; line-height: 1; }
.kpi-card small { color: #94a3b8; font-size: 10px; line-height: 1.45; }
.admin-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.admin-panel { padding: 24px; border: 1px solid #dce9ea; border-radius: 20px; background: rgba(255,255,255,.94); box-shadow: 0 12px 36px rgba(15,118,110,.055); }
.admin-panel-wide { grid-column: span 2; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.admin-panel h2 { margin: 5px 0 9px; color: #0f172a; font-size: 20px; }
.admin-panel p, .panel-heading a { color: #64748b; font-size: 12px; line-height: 1.7; }
.panel-heading a, .panel-action { color: #0f766e; font-weight: 700; }
.panel-action { display: inline-flex; margin-top: 18px; font-size: 13px; }
.course-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 20px 0 14px; }
.course-summary div { padding: 15px; border-radius: 14px; background: #f8fafc; }
.course-summary strong { display: block; color: #0f172a; font-size: 25px; }
.course-summary span { color: #64748b; font-size: 11px; }
.panel-note { margin: 0; color: #94a3b8 !important; font-size: 11px !important; }
.boundary-card { border-color: #fde68a; background: linear-gradient(145deg, #fffbeb, #fff); }
.closed-badge { display: inline-flex; margin-top: 17px; padding: 5px 10px; border-radius: 999px; color: #92400e; background: #fef3c7; font-size: 11px; font-weight: 800; }
.data-source-panel dl { display: grid; gap: 9px; margin-top: 15px; }
.data-source-panel dl div { display: grid; grid-template-columns: 88px 1fr; gap: 12px; padding-top: 9px; border-top: 1px solid #e2e8f0; }
.data-source-panel dt { color: #334155; font-size: 11px; font-weight: 700; }
.data-source-panel dd { color: #64748b; font-size: 11px; word-break: break-word; }
@media (max-width: 1000px) { .kpi-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .admin-hero { align-items: flex-start; flex-direction: column; } .hero-actions { width: 100%; justify-content: space-between; } .kpi-grid, .admin-grid { grid-template-columns: 1fr; } .admin-panel-wide { grid-column: auto; } .course-summary { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .admin-dashboard { padding-top: 90px; } .admin-hero h1 { font-size: 34px; } .kpi-grid { grid-template-columns: 1fr 1fr; } .kpi-card { padding: 17px; } }