:root{--bg:#f4f6f9;--panel:#ffffff;--border:#e2e8f0;--text:#1a202c;--muted:#64748b;--brand:#2456e6;--brand-dark:#1a41b8;--danger:#dc2626;--ok:#16a34a;--radius:10px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:36px;width:100%;max-width:380px;box-shadow:0 10px 30px rgba(15,23,42,.08)}.login-card h1{margin:0 0 4px;font-size:22px}.login-card p.sub{margin:0 0 24px;color:var(--muted);font-size:14px}.admin-shell{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;background:#10182b;color:#cbd5e1;display:flex;flex-direction:column;padding:20px 14px}.sidebar .brand{color:#fff;font-weight:700;font-size:15px;padding:4px 12px 18px;letter-spacing:.2px}.sidebar .brand span{color:#7c9bff}.sidebar nav{display:flex;flex-direction:column;gap:2px}.sidebar nav a{color:#cbd5e1;padding:9px 12px;border-radius:8px;font-size:14px}.sidebar nav a:hover{background:#1b2540;text-decoration:none;color:#fff}.sidebar .foot{margin-top:auto;padding:12px}.main{flex:1 1;padding:32px 40px;max-width:1060px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.page-head h1{margin:0;font-size:24px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}.panel h2{margin:0 0 14px;font-size:17px}table.list{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}table.list td,table.list th{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border);font-size:14px;vertical-align:middle}table.list th{background:#f8fafc;color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.4px}table.list tr:last-child td{border-bottom:none}table.list img.thumb{width:44px;height:44px;object-fit:contain;background:#fff;border:1px solid var(--border);border-radius:6px}label.field{display:block;margin-bottom:16px}label.field .lbl{display:block;font-weight:600;font-size:13.5px;margin-bottom:5px}label.field .hint{display:block;color:var(--muted);font-size:12.5px;margin-top:4px}input[type=email],input[type=number],input[type=password],input[type=text],input[type=url],select,textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px;font:inherit;font-size:14px;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid rgba(36,86,230,.25);border-color:var(--brand)}textarea{resize:vertical;min-height:90px}.row{display:flex;gap:16px}.row>*{flex:1 1}.btn{display:inline-block;background:var(--brand);color:#fff;border:none;border-radius:8px;padding:9px 18px;font:inherit;font-size:14px;font-weight:600;cursor:pointer}.btn:hover{background:var(--brand-dark)}.btn.secondary{background:#eef2f7;color:var(--text)}.btn.secondary:hover{background:#e2e8f0}.btn.danger{background:var(--danger)}.btn.small{padding:5px 12px;font-size:13px}.badge{display:inline-block;font-size:12px;font-weight:600;border-radius:20px;padding:2px 10px}.badge.on{background:#dcfce7;color:#166534}.badge.off{background:#f1f5f9;color:var(--muted)}.badge.gold{background:#fef3c7;color:#92400e}.alert{border-radius:8px;padding:10px 14px;font-size:14px;margin-bottom:18px}.alert.error{background:#fee2e2;color:#991b1b}.alert.ok{background:#dcfce7;color:#166534}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:16px;gap:16px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.stat .num{font-size:28px;font-weight:700}.stat .lbl{color:var(--muted);font-size:13px}.actions-inline{display:flex;gap:8px;align-items:center}.actions-inline form{display:inline}