:root{--bg: #0f1419;--bg-elevated: #1a2129;--border: #2a3441;--text: #e6e6e6;--text-muted: #8a96a3;--accent: #3b82f6;--accent-hover: #2563eb;--danger: #ef4444;--success: #22c55e;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;background:var(--accent);color:#fff;border:none;border-radius:6px;padding:8px 14px}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}button.danger{background:var(--danger)}input,textarea,select{font:inherit;background:var(--bg-elevated);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;width:100%}textarea{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;min-height:100px}.app-shell{max-width:1100px;margin:0 auto;padding:24px}.app-shell header.top{display:flex;justify-content:space-between;align-items:center;padding-bottom:16px;border-bottom:1px solid var(--border);margin-bottom:24px}.app-shell nav{display:flex;gap:16px}.app-shell nav a.active{color:var(--text);font-weight:600}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;padding:20px}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}.field label{color:var(--text-muted);font-size:13px}.field .hint{color:var(--text-muted);font-size:12px}.field .error{color:var(--danger);font-size:12px}.stack{display:flex;flex-direction:column;gap:12px}.row{display:flex;gap:12px;align-items:center}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:10px;border-bottom:1px solid var(--border)}.table th{color:var(--text-muted);font-size:12px;text-transform:uppercase}.center{display:flex;align-items:center;justify-content:center;min-height:60vh}.login-card{width:100%;max-width:420px}.alert{border-radius:8px;padding:10px 14px;font-size:14px}.alert.success{background:#22c55e1a;color:var(--success)}.alert.danger{background:#ef44441a;color:var(--danger)}.alert.muted{background:var(--bg-elevated);color:var(--text-muted)}