body.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; background: var(--card); border: 1px solid var(--line);
  border-radius: 16px; padding: 28px; box-shadow: var(--shadow); }
.login-card h1 { font-size: 20px; margin: 14px 0 18px; }
.login-card form { display: grid; gap: 14px; }
.login-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.login-card input { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 11px 12px; }
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.login-card button { font: inherit; font-weight: 600; color: #fff; background: var(--accent); border: 0;
  border-radius: 10px; padding: 12px; cursor: pointer; margin-top: 4px; }
.login-card button:hover { filter: brightness(1.08); }
.error { color: var(--bad); background: var(--bad-bg); border-radius: 10px; padding: 10px 12px; font-size: 14px; margin: 0 0 14px; }