/* ── Join / Setup screens ─────────────────────────────────────────────── */

.screen { display: none; }
.screen.active { display: flex; }

/* ── Mode toggle (Solo / Race, Easy / Medium / Hard) ──
   #screen-join prefix outranks theme.css's ".auth-form button:not(.icon-btn)"
   rule regardless of how that rule's own specificity might change later —
   same fix as every other game's identical mode-toggle here. */
.mode-toggle {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.2rem;
}
#screen-join .mode-btn {
  flex: 1;
  padding: 0.65rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-mid);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
#screen-join .mode-btn:hover { border-color: var(--border-strong); }
#screen-join .mode-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(255, 228, 56, 0.10);
}

/* ── Back to games home ── */
.back-home-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.back-home-link:hover {
  color: var(--on-accent);
  background: var(--accent);
  border-color: var(--accent);
}

@media (max-width: 480px) {
  .auth-card { padding: 1.75rem 1.25rem; }
  .auth-divider { margin: 0.75rem 0 0.6rem; }
}