/* ==========================================================================
   Item Detail — Consumer-Grade Refactor (Session 3)
   ========================================================================== */

/* --- Hero photo (full-bleed + gradient overlay) --- */

.item-hero-wrapper {
  position: relative;
}

.item-hero {
  width: 100%;
  aspect-ratio: 1;
  position: relative;
  background: var(--color-parch);
  overflow: hidden;
}

/* Skeleton-pulse layer that sits behind the hero image while it loads.
   Disabled the moment the img picks up the --loaded class via onload. */
.item-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-parch);
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  z-index: 0;
}

.item-hero:has(.item-hero__image--loaded)::before {
  animation: none;
  background: transparent;
}

.item-hero__image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.item-hero__image--loaded {
  opacity: 1;
}

.item-hero__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent 0%, rgba(26, 13, 8, 0.25) 30%, rgba(26, 13, 8, 0.85) 100%);
  padding: 48px 20px 16px;
}

.item-hero__title {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 700;
  font-size: 22px;
  color: var(--color-ivory);
  line-height: 1.2;
  margin: 0 0 4px 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-hero__value-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.item-hero__value {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 700;
  font-size: 28px;
  color: var(--color-ivory);
}

.item-hero__value-row .delta-badge {
  font-size: 13px;
  padding: 3px 10px;
}

.item-hero--empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-hero__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Thumbnail strip --- */

.thumb-strip {
  display: flex;
  gap: 6px;
  padding: 10px 16px;
}

.thumb-strip__item {
  width: 52px;
  height: 52px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid transparent;
  background: var(--color-parch);
  opacity: 0;
  cursor: pointer;
  transition: opacity var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
}

.thumb-strip__item--loaded {
  opacity: 0.6;
}

.thumb-strip__item--loaded.thumb-strip__item--active,
.thumb-strip__item--loaded:hover {
  opacity: 1;
}

.thumb-strip__item--active {
  border-color: var(--color-ink);
}

/* --- Badge row --- */

.badge-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 16px 16px;
}

.badge-row__spacer {
  flex: 1;
}

.badge {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.badge--category {
  background: var(--color-parch);
  color: var(--color-ink-muted);
}

.badge--condition {
  background: rgba(232, 150, 12, 0.12);
  color: var(--color-amber-2);
}

.badge--grail {
  cursor: pointer;
  border: 1.5px solid transparent;
  background: rgba(26, 13, 8, 0.04);
  color: var(--color-ink-muted);
  transition: border-color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.badge--grail:hover {
  border-color: var(--color-amber);
}

.badge--grail--active {
  background: rgba(232, 150, 12, 0.12);
  color: var(--color-amber-2);
  border-color: var(--color-amber);
}

/* --- Content sections --- */

.item-detail-content {
  max-width: 620px;
  margin: 0 auto;
  padding-bottom: var(--space-16);
}

.item-section {
  padding: 28px 16px;
  border-top: 1px solid rgba(26, 13, 8, 0.06);
}

.section-label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.section-label--amber {
  color: var(--color-amber);
}

.section-label--muted {
  color: var(--color-ink-muted);
}

/* --- Value section --- */

.value-display {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.value-display__amount {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 700;
  font-size: 32px;
  color: var(--color-ink);
}

.value-display__estimated {
  font-family: var(--font-body);
  font-size: 12px;
  font-style: normal;
  color: var(--color-ink-muted);
}

.sparkline-area {
  height: 28px;
  display: flex;
  align-items: center;
}

/* --- Story section --- */

.story-body {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 300;
  color: var(--color-ink-2);
  line-height: 1.7;
}

.story-regen {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--color-ink-muted);
  margin-top: 8px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  transition: color var(--duration-fast) var(--ease-out);
}

.story-regen:hover {
  color: var(--color-ink);
}

.story-loading {
  font-family: var(--font-accent);
  font-style: italic;
  font-size: 15px;
  color: var(--color-ink-muted);
  padding: var(--space-4) 0;
}

.story-loading__text {
  animation: story-pulse 2s var(--ease-in-out) infinite;
}

@keyframes story-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .story-loading__text {
    animation: none;
    opacity: 0.7;
  }
}

/* --- Description --- */

.description-body {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 300;
  color: var(--color-ink-2);
  line-height: 1.7;
}

/* --- Metadata grid --- */

.metadata-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
  font-family: var(--font-body);
  font-size: 13px;
}

.metadata-grid dt {
  font-weight: 500;
  color: var(--color-ink-muted);
  text-transform: capitalize;
}

.metadata-grid dd {
  color: var(--color-ink);
  margin: 0;
}

/* --- Action icons --- */

.action-row {
  display: flex;
  justify-content: center;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid rgba(26, 13, 8, 0.06);
}

.action-row > div {
  display: flex;
  justify-content: center;
  gap: 28px;
}

.action-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid rgba(26, 13, 8, 0.12);
  background: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-ink-muted);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}

.action-btn:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.action-btn:active {
  transform: scale(0.95);
}

.action-row form {
  display: contents;
}

/* --- AI Feedback (bottom) --- */

.ai-feedback-bottom {
  padding: 12px 16px;
  background: rgba(26, 13, 8, 0.02);
  border-top: 1px solid rgba(26, 13, 8, 0.06);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--color-ink-muted);
}

.ai-feedback-bottom__actions {
  display: flex;
  gap: 6px;
}

.ai-feedback-bottom__btn {
  padding: 4px 10px;
  border: 1px solid rgba(26, 13, 8, 0.12);
  border-radius: 3px;
  background: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--color-ink-muted);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.ai-feedback-bottom__btn:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.ai-feedback-bottom__thanks {
  color: var(--color-mint);
  font-weight: 500;
}

.ai-feedback-bottom__reidentifying {
  color: var(--color-ink-muted);
  font-weight: 400;
  font-style: italic;
}

/* --- Provenance empty state --- */

.provenance-empty {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-ink-muted);
  padding: var(--space-2) 0;
}

/* --- Pull quote --- */

.pull-quote {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 700;
  font-size: 15px;
  color: var(--color-ink-2);
  border-left: 2.5px solid var(--color-amber);
  padding-left: 12px;
  margin: 0 0 10px 0;
  line-height: 1.5;
}

.pull-quote__text {
  margin: 0;
}

/* --- Responsive --- */

@media (max-width: 600px) {
  .item-hero__title {
    font-size: 18px;
  }

  .item-hero__value {
    font-size: 24px;
  }

  .value-display__amount {
    font-size: 28px;
  }

  .item-section {
    padding: 12px 12px;
  }

  .badge-row {
    padding: 4px 12px 14px;
  }

  .thumb-strip {
    padding: 8px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .badge--grail {
    transition: none;
  }

  .action-btn {
    transition: none;
  }

  .thumb-strip__item {
    transition: none;
  }
}