:root{--primary:#0f4c81;--primary-dark:#0a3660;--bg:#f4f6f9;--panel:#fff;--border:#e2e6ec;--text:#1c2531;--muted:#64748b;--red:#dc2626;--green:#16a34a;--amber:#d97706;--blue:#2563eb;--purple:#7c3aed;--teal:#0d9488;--gray:#6b7280;--orange:#ea580c}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif}h1{margin:0 0 4px;font-size:22px}h2{color:var(--primary-dark);margin:0 0 12px;font-size:16px}.muted{color:var(--muted)}.small{font-size:12px}code{background:#eef1f5;border-radius:4px;padding:1px 5px;font-size:12px}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:var(--panel);border-radius:12px;width:100%;max-width:900px;padding:32px;box-shadow:0 4px 24px #00000014}.login-card h1{color:var(--primary);font-size:28px}.role-groups{gap:20px;margin-top:20px;display:grid}.role-group 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