:root{--bg: #f1f5f9;--card: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--primary-dark: #1d4ed8;--green: #16a34a;--green-bg: #dcfce7;--red: #dc2626;--amber: #b45309;--amber-bg: #fef3c7}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}button{font:inherit;cursor:pointer;border:none;border-radius:6px;padding:8px 14px;background:var(--primary);color:#fff;font-weight:500}button:hover{background:var(--primary-dark)}button.secondary{background:#fff;color:var(--text);border:1px solid var(--border)}button.secondary:hover{background:#f8fafc}button.danger{background:var(--red)}button.ghost{background:transparent;color:var(--primary);padding:4px 8px}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{font:inherit;width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text)}label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px;font-weight:500}.field{margin-bottom:12px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;margin-bottom:16px}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1;min-width:120px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;background:#e2e8f0;color:#334155}.badge.green{background:var(--green-bg);color:var(--green)}.badge.amber{background:var(--amber-bg);color:var(--amber)}.badge.red{background:#fee2e2;color:var(--red)}.badge.blue{background:#dbeafe;color:var(--primary)}.muted{color:var(--muted)}.flag{display:inline-block;margin:1px;padding:1px 6px;border-radius:4px;font-size:10px;background:#f1f5f9;color:#475569}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:#0f172a;color:#cbd5e1;padding:18px 12px;flex-shrink:0}.sidebar h1{font-size:16px;color:#fff;margin:0 8px 18px}.sidebar a{display:block;padding:10px 12px;border-radius:8px;color:#cbd5e1;margin-bottom:2px;font-weight:500}.sidebar a.active,.sidebar a:hover{background:#1e293b;color:#fff}.sidebar .spacer{flex:1}.main{flex:1;padding:24px 32px;max-width:1200px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.topbar h2{margin:0}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:360px}.portal{max-width:820px;margin:0 auto;padding:24px 16px}.portal-header{text-align:center;margin-bottom:24px}.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px}.alert.info{background:#dbeafe;color:#1e40af}.alert.success{background:var(--green-bg);color:var(--green)}.alert.error{background:#fee2e2;color:var(--red)}.alert.warn{background:var(--amber-bg);color:var(--amber)}.item-card{border:1px solid var(--border);border-radius:8px;padding:14px;margin-bottom:12px}.item-card h4{margin:0 0 8px}.toast{position:fixed;bottom:20px;right:20px;background:#0f172a;color:#fff;padding:12px 18px;border-radius:8px;z-index:50}.winner-row{background:var(--green-bg)!important}small.hint{color:var(--muted);font-size:11px}