:root{--bg: #f0f2f5;--surface: #ffffff;--border: #e4e7eb;--accent: #2563eb;--accent-light: #eff6ff;--on: #16a34a;--on-bg: #dcfce7;--off: #6b7280;--off-bg: #f3f4f6;--warn: #d97706;--warn-bg: #fef3c7;--danger: #dc2626;--text: #111827;--text-muted: #6b7280;--radius: 12px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:17px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}body{display:flex;justify-content:center}app-root{width:100%;max-width:480px}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin:12px 12px 0}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.badge-on{background:var(--on-bg);color:var(--on)}.badge-off{background:var(--off-bg);color:var(--off)}.badge-warn{background:var(--warn-bg);color:var(--warn)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 20px;border-radius:8px;font-size:.9rem;font-weight:500;border:none;cursor:pointer;transition:opacity .15s}.btn:active{opacity:.7}.btn-primary{background:var(--accent);color:#fff}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text)}.btn-full{width:100%}.btn-sm{min-height:32px;padding:0 12px;font-size:.8rem}.btn-danger{background:var(--danger);color:#fff}input[type=text],input[type=email]{width:100%;height:42px;padding:0 12px;border:1.5px solid var(--border);border-radius:8px;font-size:.9rem;color:var(--text);background:var(--surface);outline:none;transition:border-color .15s}input:focus{border-color:var(--accent)}.error-text{color:var(--danger);font-size:.85rem;margin-top:8px}.chip{display:inline-flex;align-items:center;gap:4px;background:var(--accent-light);color:var(--accent);border-radius:999px;padding:2px 10px 2px 8px;font-size:.78rem;font-weight:500;margin:2px}.chip button{background:none;border:none;color:inherit;cursor:pointer;font-size:.9rem;line-height:1;padding:0;opacity:.6}.chip button:hover{opacity:1}.role-badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:.75rem;font-weight:600}.role-badge.ADMIN{background:#fef3c7;color:#b45309}.role-badge.USER{background:#eff6ff;color:#1d4ed8}