/* Interactive tap-to-expand story page */

.story-page main {
  padding-bottom: calc(var(--space-16) + var(--safe-bottom));
}

.story-wrap {
  max-width: min(52rem, 100%);
  margin: 0 auto;
}

.story-kicker {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rl-accent);
  margin: 0 0 var(--space-3);
}

.story-page h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 400;
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  color: var(--rl-text);
}

.story-hint {
  margin: 0 0 var(--space-10);
  font-size: 0.95rem;
  color: var(--rl-text-subtle);
}

.story-hint kbd {
  font-family: var(--font-sans);
  font-size: 0.8em;
  padding: 0.15em 0.45em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rl-border);
  background: var(--rl-surface);
  opacity: 0.9;
}

.story-body {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.85;
  color: var(--rl-text-muted);
}

.story-line {
  display: block;
  margin-bottom: var(--space-6);
}

.story-line:last-child {
  margin-bottom: 0;
}

.story-word {
  display: inline-block;
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0.12em 0.06em;
  margin: 0 -0.02em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  vertical-align: baseline;
  position: relative;
  transition:
    color var(--duration-normal) var(--ease-out),
    background-color var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out),
    text-shadow var(--duration-normal) var(--ease-out);
}

.story-word::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.05em;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--rl-accent),
    transparent
  );
  opacity: 0;
  transform: scaleX(0.6);
  transition:
    opacity var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
}

.story-word:hover,
.story-word:focus-visible {
  color: var(--rl-text);
  background: var(--rl-surface-hover);
  outline: none;
}

.story-word:hover::after,
.story-word:focus-visible::after {
  opacity: 0.45;
  transform: scaleX(1);
}

.story-word.is-active {
  color: var(--rl-gold);
  text-shadow: 0 0 24px var(--rl-glow-gold);
  transform: scale(1.04);
}

.story-word.is-active::after {
  opacity: 1;
  transform: scaleX(1);
  background: linear-gradient(
    90deg,
    transparent,
    var(--rl-gold),
    transparent
  );
}

.story-punctuation {
  pointer-events: none;
  user-select: none;
}

.story-detail-anchor {
  min-height: 0;
  /* Panel is fixed; no flow space reserved */
}

.story-detail-backdrop {
  position: fixed;
  inset: 0;
  z-index: 85;
  background: rgba(10, 14, 24, 0.42);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.38s var(--ease-out);
}

.story-detail-backdrop:not([hidden]).is-visible {
  opacity: 1;
  pointer-events: auto;
}

.story-detail-panel {
  position: fixed;
  z-index: 90;
  width: min(28rem, calc(100vw - var(--space-6) * 2));
  max-height: min(70vh, 26rem);
  margin: 0;
  padding: var(--space-6) var(--space-8);
  border-radius: var(--radius-xl);
  background: var(--rl-bg-panel);
  border: 1px solid var(--rl-border-strong);
  box-shadow:
    var(--shadow-card),
    0 0 0 1px rgba(247, 199, 51, 0.06);
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  /* transform, opacity, left, top set by JS for origin animation */
  transform: translate(0, 0) scale(1);
  opacity: 1;
  will-change: transform, opacity;
}

.story-detail-panel[hidden] {
  display: none;
}

.story-detail-panel.is-word-pulse {
  animation: story-panel-pulse 420ms var(--ease-out);
}

@keyframes story-panel-pulse {
  0% {
    box-shadow: var(--shadow-card);
  }
  45% {
    box-shadow:
      var(--shadow-card),
      0 0 0 2px rgba(247, 199, 51, 0.28),
      0 0 48px rgba(51, 156, 222, 0.18);
  }
  100% {
    box-shadow:
      var(--shadow-card),
      0 0 0 1px rgba(247, 199, 51, 0.06);
  }
}

.story-detail-kicker {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rl-accent);
  margin: 0 0 var(--space-2);
}

.story-detail-title {
  font-family: var(--font-brand);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--rl-gold);
  margin: 0 0 var(--space-4);
  line-height: 1.15;
}

.story-detail-body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--rl-text-muted);
  margin: 0 0 var(--space-5);
}

.story-detail-meta {
  font-size: 0.9rem;
  color: var(--rl-text-subtle);
  padding-top: var(--space-4);
  border-top: 1px solid var(--rl-border);
}

.story-detail-close {
  margin-top: var(--space-5);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--rl-accent);
  background: var(--rl-surface);
  border: 1px solid var(--rl-border);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-subtle) var(--ease-subtle);
}

.story-detail-close:hover {
  background: var(--rl-surface-hover);
  border-color: var(--rl-border-strong);
}

.story-detail-close:active {
  transform: scale(0.98);
}

.story-detail-close:focus-visible {
  outline: 2px solid var(--rl-accent);
  outline-offset: 2px;
}

/* Stagger word reveal on load */
@media (prefers-reduced-motion: no-preference) {
  .story-word.is-reveal {
    animation: story-word-reveal 0.55s var(--ease-out) both;
    animation-delay: calc(var(--story-i, 0) * 28ms);
  }

  @keyframes story-word-reveal {
    from {
      opacity: 0;
      transform: translateY(0.35em);
      filter: blur(4px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
      filter: blur(0);
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .story-word.is-reveal {
    opacity: 1;
  }

  .story-detail-panel.is-word-pulse {
    animation: none;
  }

  .story-detail-backdrop:not([hidden]).is-visible {
    transition: none;
  }
}