:root{--primary: #1a2b4c;--accent: #c9a227;--bg: #f6f7f9;--border: #e1e4e8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#1c2330}.app-header{background:var(--primary);color:#fff;padding:14px 24px;display:flex;justify-content:space-between;align-items:center}.app-header h1{font-size:18px;margin:0}.container{max-width:960px;margin:24px auto;padding:0 16px}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:20px}.center{min-height:100vh;display:grid;place-items:center;padding:16px}label{display:block;font-size:13px;font-weight:600;margin:10px 0 4px}input,select,textarea{width:100%;padding:9px 10px;border:1px solid var(--border);border-radius:8px;font-size:14px;background:#fff}button{background:var(--primary);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer}button.secondary{background:#fff;color:var(--primary);border:1px solid var(--primary)}button:disabled{opacity:.6;cursor:not-allowed}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);font-size:14px}.error{color:#b00020;font-size:13px;margin-top:8px}.row{display:flex;gap:12px}.row>*{flex:1}.muted{color:#6b7280;font-size:13px}.tag{display:inline-block;background:#eef1f6;color:var(--primary);border-radius:999px;padding:2px 10px;font-size:12px}