/* Title card: big serif title + pixel subtitle (+ optional button) over a backdrop. */

.title-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-3);
  text-align: center;
}

.title-card__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-4);
  border: var(--border-width) solid var(--accent);
  background: var(--color-scrim);
  box-shadow:
    var(--shadow-pixel),
    0 0 36px color-mix(in srgb, var(--accent) var(--glow-alpha), transparent);
  animation: title-card-in 700ms ease;
}

.title-card__title {
  font-family: var(--font-title);
  font-weight: var(--font-title-weight);
  font-size: calc(clamp(30px, 9vw, 58px) * var(--font-title-scale));
  line-height: 1.15;
  letter-spacing: calc(0.05em + var(--font-title-tracking));
  color: var(--accent);
  text-shadow: 0 0 22px color-mix(in srgb, var(--accent) var(--glow-alpha-strong), transparent);
}

.title-card__subtitle {
  font-size: clamp(9px, 2.6vw, 12px);
  color: var(--color-accent-gold);
  letter-spacing: 2px;
}

.title-card__button {
  margin-top: var(--space-2);
  animation: title-card-glow 2400ms ease-in-out infinite;
}

.title-card__hint {
  font-size: 9px;
  color: var(--color-text-dim);
  letter-spacing: 2px;
  animation: title-card-pulse 2000ms ease-in-out infinite;
}

@keyframes title-card-in {
  0% { opacity: 0; transform: translateY(12px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Gentle breathing instead of a hard on/off blink. */
@keyframes title-card-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* The Start button breathes via its glow so it never fades out of reach. */
@keyframes title-card-glow {
  0%, 100% {
    box-shadow:
      var(--shadow-pixel),
      0 0 14px color-mix(in srgb, var(--accent) var(--glow-alpha), transparent);
  }
  50% {
    box-shadow:
      var(--shadow-pixel),
      0 0 34px color-mix(in srgb, var(--accent) var(--glow-alpha-strong), transparent);
  }
}