/* ── AUTH SCREEN LAYOUT ── */
#authOverlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
}

#authOverlay.hidden {
  display: none;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}

.auth-logo {
  text-align: center;
  margin-bottom: 28px;
}

.auth-logo h1 {
  font-family: var(--font-title);
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 6px;
}

.auth-logo p {
  font-size: 0.8rem;
  color: var(--gray);
}