:root{--radius:12px;--radius-sm:8px;--shadow:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.04);--shadow-lg:0 10px 25px rgba(0,0,0,0.12);--sidebar-width:250px;--transition:0.2s ease}:root,html.light{--bg:#f1f5f9;--bg-elevated:#ffffff;--card:#ffffff;--text:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-soft:#dbeafe;--sidebar-bg:#1e293b;--sidebar-text:#cbd5e1;--sidebar-active:#2563eb;--sidebar-hover:#334155;--topbar-bg:#ffffff;--success:#16a34a;--danger:#dc2626;--warning:#d97706;--input-bg:#ffffff}html.dark{--bg:#0f172a;--bg-elevated:#1e293b;--card:#1e293b;--text:#e2e8f0;--text-muted:#94a3b8;--border:#334155;--primary:#3b82f6;--primary-hover:#2563eb;--primary-soft:#1e3a5f;--sidebar-bg:#0b1220;--sidebar-text:#cbd5e1;--sidebar-active:#2563eb;--sidebar-hover:#1e293b;--topbar-bg:#1e293b;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;--input-bg:#0f172a}html.blue{--bg:#eff6ff;--bg-elevated:#ffffff;--card:#ffffff;--text:#0c2461;--text-muted:#3b5998;--border:#bfdbfe;--primary:#1d4ed8;--primary-hover:#1e40af;--primary-soft:#dbeafe;--sidebar-bg:#1e3a8a;--sidebar-text:#c7d8fa;--sidebar-active:#2563eb;--sidebar-hover:#1e40af;--topbar-bg:#ffffff;--success:#16a34a;--danger:#dc2626;--warning:#d97706;--input-bg:#ffffff}*{box-sizing:border-box;margin:0;padding:0}svg.lucide{vertical-align:middle;flex-shrink:0}body,html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 16px;border:1px solid transparent;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);background:var(--bg-elevated);color:var(--text);white-space:nowrap}.btn:hover{filter:brightness(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-hover);filter:none}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-ghost{background:transparent;border-color:var(--border)}.btn-sm{padding:5px 10px;font-size:13px}.btn-icon{padding:6px;width:32px;height:32px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.form-group{margin-bottom:14px}.form-label{display:block;margin-bottom:6px;font-weight:500;font-size:13px;color:var(--text)}.input,.select,.textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--input-bg);color:var(--text);font-size:14px;font-family:inherit;transition:var(--transition)}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.textarea{resize:vertical;min-height:90px}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.4}.badge-dot{width:7px;height:7px;border-radius:50%}.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);background:var(--card)}table.data{width:100%;border-collapse:collapse;font-size:14px}table.data th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);background:var(--bg-elevated);white-space:nowrap}table.data td,table.data th{padding:12px 14px;border-bottom:1px solid var(--border)}table.data td{vertical-align:middle}table.data tr:last-child td{border-bottom:none}table.data tbody tr:hover{background:var(--bg)}.page-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:20px}.page-title{font-size:22px;font-weight:700}.page-subtitle{color:var(--text-muted);font-size:14px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}.text-muted{color:var(--text-muted)}.text-sm{font-size:13px}.text-center{text-align:center}.w-full{width:100%}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}.spinner-dark{border:2px solid var(--border);border-top-color:var(--primary)}@keyframes spin{to{transform:rotate(1turn)}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:16px;gap:16px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;max-width:560px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border)}.modal-title{font-size:17px;font-weight:600}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:16px 20px;border-top:1px solid var(--border)}.close-btn{background:none;border:none;font-size:22px;cursor:pointer;color:var(--text-muted);line-height:1}.grid-2{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}@media (max-width:640px){.grid-2{grid-template-columns:1fr}}.dash-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:200;transition:transform .25s ease}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px;font-size:20px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand .logo{width:32px;height:32px;border-radius:8px;background:var(--primary);display:flex;align-items:center;justify-content:center;font-size:16px}.sidebar-nav{flex:1 1;overflow-y:auto;padding:12px 10px;display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--sidebar-text);font-weight:500;font-size:14px;transition:var(--transition);cursor:pointer}.sidebar-link:hover{background:var(--sidebar-hover);color:#fff}.sidebar-link.active{background:var(--sidebar-active);color:#fff}.sidebar-link .ic{font-size:17px;width:22px;text-align:center}.sidebar-group-head{display:flex;align-items:center;gap:12px;width:100%;padding:10px 14px;border:none;background:transparent;border-radius:var(--radius-sm);color:var(--sidebar-text);font-weight:500;font-size:14px;transition:var(--transition);cursor:pointer;text-align:left}.sidebar-group-head:hover{background:var(--sidebar-hover);color:#fff}.sidebar-group-head.has-active{color:#fff}.sidebar-group-head .chev{margin-left:auto;transition:transform .2s ease}.sidebar-group-head.open .chev{transform:rotate(180deg)}.sidebar-sub{display:flex;flex-direction:column;gap:2px;margin:2px 0 4px}.sidebar-link.sub{padding-left:42px;font-size:13.5px;font-weight:500}.sidebar-link.sub .ic{width:18px}.sidebar-footer{padding:14px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:rgba(255,255,255,.5)}.dash-main{flex:1 1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-width:0}.topbar{height:60px;background:var(--topbar-bg);border-bottom:1px solid var(--border);justify-content:space-between;padding:0 20px;position:-webkit-sticky;position:sticky;top:0;z-index:100}.topbar,.topbar-left{display:flex;align-items:center}.topbar-left{gap:12px}.hamburger{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--text)}.topbar-user{gap:12px}.topbar-user,.user-chip{display:flex;align-items:center}.user-chip{gap:8px;font-weight:500}.user-avatar{width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}.dash-content{padding:24px;flex:1 1}.sidebar-backdrop{display:none}@media (max-width:900px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.dash-main{margin-left:0}.hamburger{display:block}.sidebar-backdrop.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:150}}