:root{--bg: #f6f7fb;--fg: #1d2735;--muted: #6b7280;--border: #e5e7eb;--accent: #2952cc;--accent-hover: #1f3ea3;--error: #c0392b;--ok: #15803d;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg)}a{color:var(--accent);text-decoration:none}button{font:inherit;padding:8px 14px;border-radius:6px;border:1px solid var(--border);background:#fff;cursor:pointer}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.primary:hover{background:var(--accent-hover)}button:disabled{opacity:.55;cursor:not-allowed}input,select{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:#fff}.center-screen{min-height:100vh;display:grid;place-items:center;padding:32px}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:28px;width:100%;max-width:420px;box-shadow:0 10px 30px #0000000a}.card.wide{max-width:720px}.card h1{margin:0 0 6px;font-size:22px}.card h2{font-size:14px;color:var(--muted);margin:0 0 24px;font-weight:500}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;color:var(--muted)}.error{color:var(--error);font-size:13px;margin-top:8px}.ok{color:var(--ok);font-size:13px;margin-top:8px}.app-layout{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:#1f2937;color:#d1d5db;padding:20px 0;display:flex;flex-direction:column}.sidebar .brand{font-weight:700;font-size:18px;padding:0 20px 20px;color:#fff;border-bottom:1px solid #374151}.sidebar nav{display:flex;flex-direction:column;padding:8px 0;flex:1}.sidebar nav a{color:#d1d5db;padding:10px 20px;font-size:14px}.sidebar nav a.active,.sidebar nav a:hover{background:#111827;color:#fff}.sidebar .user{padding:16px 20px;border-top:1px solid #374151;font-size:13px}.sidebar .user .name{color:#fff}.sidebar .user .role{color:#9ca3af}.sidebar .user button{margin-top:10px;width:100%;background:transparent;border-color:#374151;color:#d1d5db}.main{padding:24px 32px;overflow:auto}.toolbar{display:flex;gap:8px;align-items:center;margin-bottom:16px}.toolbar h1{margin:0;font-size:20px;flex:1}table.grid{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden;border:1px solid var(--border)}table.grid th,table.grid td{padding:8px 10px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}table.grid th{background:#f3f4f6;font-weight:600;color:#374151;-webkit-user-select:none;user-select:none;cursor:pointer}table.grid tr:hover td{background:#f9fafb}.fingerprint{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;background:#f3f4f6;padding:10px 12px;border-radius:6px;word-break:break-all}