/* ── AUTH SCREEN LAYOUT ── */
#authOverlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  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: 20px;
  padding: 36px 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: modalSlide 0.4s ease;
}

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

.auth-logo h1 {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--yellow), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

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