/* ==========================================================
   STORE UX ENHANCEMENTS
   State-of-the-art e-commerce patterns for Ananse Learning
   ========================================================== */

/* ── Scroll Progress Indicator ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-teal), var(--color-amber), var(--color-coral));
  z-index: 9999;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* ── Enhanced Hero ── */
.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-amber);
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  max-width: 640px;
  opacity: 0.92;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hero-actions .btn-lg {
  padding: 0.75rem 2rem;
  font-weight: 700;
  font-size: 1rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stat {
  text-align: center;
}

.hero-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

.hero-stat span {
  font-size: 0.8rem;
  opacity: 0.85;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Sticky Category Nav ── */
.store-category-nav {
  position: sticky;
  top: var(--header-height, 74px);
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
  transition: background 0.35s ease, box-shadow 0.25s ease;
}

.store-category-nav.is-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .store-category-nav {
  background: rgba(13, 34, 37, 0.94);
  border-bottom-color: rgba(42, 85, 89, 0.6);
}

[data-theme="dark"] .store-category-nav.is-scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.category-nav-inner {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0.6rem 0;
}

.category-nav-inner::-webkit-scrollbar {
  display: none;
}

.category-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--body-text-color);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: all 0.22s ease;
}

.category-nav-link:hover {
  background: var(--surface-alt);
  color: var(--secondary-color);
  text-decoration: none;
}

.category-nav-link.is-active {
  background: var(--secondary-color);
  color: #fff;
  border-color: var(--secondary-color);
  box-shadow: 0 2px 12px rgba(143, 201, 203, 0.3);
}

.category-nav-icon {
  font-size: 1rem;
  line-height: 1;
}

.category-count {
  font-size: 0.7rem;
  background: rgba(0, 0, 0, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  font-weight: 700;
}

.category-nav-link.is-active .category-count {
  background: rgba(255, 255, 255, 0.25);
}

/* ── Section Headers ── */
.section-header {
  margin-bottom: 2rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 0.35rem;
}

.section-subtitle {
  color: var(--muted-text-color);
  font-size: 1rem;
  max-width: 600px;
  margin: 0;
}

.subsection-heading {
  font-size: 1.25rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1rem;
}

.subsection-heading::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  width: 4px;
  height: 1em;
  background: var(--secondary-color);
  border-radius: 2px;
}

/* ── Featured Grid ── */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
}

.featured-card {
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
}

.featured-card figure {
  min-height: 320px;
  margin-bottom: 0;
  border-radius: 14px 14px 0 0;
  position: relative;
}

.featured-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
}

.featured-card-body .card-footer-row {
  margin-top: auto;
}

/* ── Enhanced Product Cards ── */
.catalogue-grid--enhanced {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.catalogue-grid--sets {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.store-page .catalogue-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.catalogue-card figure {
  position: relative;
}

.catalogue-card figure img,
.catalogue-card .card-image-overlay,
.catalogue-card .quick-view-label {
  cursor: zoom-in;
}

.catalogue-card figure img {
  transition: opacity 0.25s ease;
}

.catalogue-card figure img.is-fading {
  opacity: 0.2;
}

.card-body-content {
  padding: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-body-content h4 {
  margin-bottom: 0.25rem;
}

.card-body-content .catalogue-meta {
  margin-bottom: 0.5rem;
}

.card-body-content > p:not(.price):not(.catalogue-meta):not(.small-note) {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--body-text-color);
  opacity: 0.88;
}

/* Card image overlay on hover */
.card-image-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 37, 38, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.catalogue-card:hover .card-image-overlay {
  opacity: 1;
}

.quick-view-label {
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.5rem 1.2rem;
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  transition: transform 0.25s ease;
}

.catalogue-card:hover .quick-view-label {
  transform: scale(1.05);
}

.store-image-preview {
  position: fixed;
  inset: 0;
  z-index: 1400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(9, 22, 24, 0.86);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.store-image-preview.is-open {
  opacity: 1;
  pointer-events: auto;
}

.store-image-preview__frame {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.store-image-preview__image {
  max-width: min(92vw, 960px);
  max-height: 88vh;
  width: auto;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  cursor: zoom-out;
}

.store-image-preview__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.75rem;
  height: 2.75rem;
  border: 0;
  border-radius: 999px;
  background: rgba(9, 22, 24, 0.72);
  color: #ffffff;
  font-size: 1.8rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.store-image-preview__nav--prev {
  left: 1rem;
}

.store-image-preview__nav--next {
  right: 1rem;
}

.store-image-preview__dots {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  display: inline-flex;
  gap: 0.55rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: rgba(9, 22, 24, 0.62);
  backdrop-filter: blur(4px);
}

.store-image-preview__dot {
  width: 0.7rem;
  height: 0.7rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
}

.store-image-preview__dot.is-active {
  background: #ffffff;
}

.store-image-preview__nav[hidden],
.store-image-preview__dots[hidden] {
  display: none;
}

body.store-image-preview-open {
  overflow: hidden;
}

/* Card tags (Bilingual, Bestseller, etc.) */
.card-tag {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--color-amber);
  color: #1a0d06;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card-tag--save {
  background: #2d7a4f;
  color: #ffffff;
}

/* Card footer row */
.card-footer-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.75rem;
}

.card-footer-row .price {
  margin-bottom: 0;
}

.card-footer-row .btn {
  flex-shrink: 0;
}

/* Price formatting */
.price-group {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.price-was {
  font-size: 0.82rem;
  color: var(--muted-text-color);
  text-decoration: line-through;
  font-weight: 400;
  margin-left: 0.5rem;
}

/* Status pills variants */
.status-pill--loved {
  border-color: #e74c3c;
  color: #e74c3c;
  background: rgba(231, 76, 60, 0.08);
}

.status-pill--month {
  border-color: var(--color-amber);
  color: var(--color-amber);
  background: rgba(231, 144, 2, 0.08);
}

/* ── Set details (expandable) ── */
.set-details {
  margin: 0.5rem 0;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  overflow: hidden;
}

.set-details summary {
  padding: 0.6rem 0.85rem;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  color: var(--secondary-color);
  background: var(--surface-alt);
  transition: background 0.2s ease;
  list-style: none;
}

.set-details summary::-webkit-details-marker {
  display: none;
}

.set-details summary::before {
  content: "+";
  display: inline-block;
  width: 1.2em;
  font-weight: 700;
  transition: transform 0.2s ease;
}

.set-details[open] summary::before {
  content: "−";
}

.set-details summary:hover {
  background: var(--border-soft);
}

.set-details > p {
  padding: 0.7rem 0.85rem;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted-text-color);
}

/* ── Bundle Grid Enhanced ── */
.bundle-grid-enhanced {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.bundle-card-enhanced {
  background: linear-gradient(165deg, var(--surface-color) 0%, var(--surface-alt) 100%);
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.bundle-card-enhanced:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(166, 63, 27, 0.15);
}

.bundle-card-enhanced figure {
  margin: 1.25rem 1.25rem 0;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-color);
  border-radius: 12px;
  overflow: hidden;
}

.bundle-card-enhanced img {
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
}

.bundle-card-enhanced .card-body-content {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.bundle-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem 0;
}

.bundle-savings {
  font-size: 0.78rem;
  font-weight: 700;
  color: #2d7a4f;
  background: rgba(45, 122, 79, 0.1);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
}

[data-theme="dark"] .bundle-savings {
  color: #6fd89e;
  background: rgba(111, 216, 158, 0.12);
}

.bundle-badge--premium {
  background: linear-gradient(135deg, var(--color-amber), var(--color-terra));
  color: #fff;
}

.bundle-audience {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.bundle-card--popular {
  border-color: var(--color-amber);
  box-shadow: 0 0 0 1px var(--color-amber), 0 12px 30px rgba(231, 144, 2, 0.12);
}

.bundle-card--popular::after {
  content: "Most Popular";
  position: absolute;
  top: -1px;
  right: 1.5rem;
  background: var(--color-amber);
  color: #1a0d06;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 0 0 8px 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.bundle-cta-bar {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--surface-color);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  text-align: center;
}

.bundle-cta-bar p {
  margin: 0;
  font-size: 0.95rem;
}

.bundle-cta-bar a {
  font-weight: 700;
  color: var(--secondary-color);
}

/* ── Stockist Grid ── */
.stockist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

.stockist-card {
  text-align: center;
  display: flex;
  flex-direction: column;
}

.stockist-card figure {
  min-height: 160px;
  max-height: 180px;
}

.stockist-card .card-body-content {
  align-items: center;
  text-align: center;
}

.stockist-card .card-body-content h4 {
  min-height: 3.1rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.stockist-card a {
  color: var(--secondary-color);
  font-weight: 600;
  font-size: 0.88rem;
  margin-top: auto;
  padding-top: 0.5rem;
}

/* ── Enhanced Info Grid ── */
.info-grid--enhanced .info-panel {
  text-align: center;
  padding: 1.5rem;
}

.info-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  line-height: 1;
}

/* ── Enhanced Trust Badges ── */
.trust-badges--enhanced {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.trust-badges--enhanced .trust-badge {
  text-align: center;
  padding: 1.25rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.trust-badges--enhanced .trust-badge:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

.trust-icon {
  font-size: 2rem;
  margin-bottom: 0.6rem;
  line-height: 1;
}

/* ── Back to Top ── */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: var(--surface-color);
  color: var(--secondary-color);
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, background 0.2s ease;
  z-index: 60;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--secondary-color);
  color: #fff;
  border-color: var(--secondary-color);
}

/* ── Staggered Reveal Animation ──
   Progressive enhancement: cards are ALWAYS visible by default.
   The .has-reveal class (added by JS on desktop only) enables the animation.
   This prevents invisible content if JS fails or IntersectionObserver misses. */
.has-reveal .reveal-card {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s cubic-bezier(0.22, 0.68, 0.32, 0.98),
              transform 0.6s cubic-bezier(0.22, 0.68, 0.32, 0.98);
}

.has-reveal .reveal-card.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays — only active when .has-reveal is present */
.has-reveal .reveal-card:nth-child(1) { transition-delay: 0ms; }
.has-reveal .reveal-card:nth-child(2) { transition-delay: 80ms; }
.has-reveal .reveal-card:nth-child(3) { transition-delay: 160ms; }
.has-reveal .reveal-card:nth-child(4) { transition-delay: 240ms; }
.has-reveal .reveal-card:nth-child(5) { transition-delay: 320ms; }
.has-reveal .reveal-card:nth-child(6) { transition-delay: 400ms; }
.has-reveal .reveal-card:nth-child(7) { transition-delay: 480ms; }
.has-reveal .reveal-card:nth-child(8) { transition-delay: 560ms; }

/* ── Smooth image loading ── */
.catalogue-card img {
  transition: opacity 0.4s ease, transform 0.35s ease;
}

/* ── Reduced motion preference ── */
@media (prefers-reduced-motion: reduce) {
  .has-reveal .reveal-card {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ── Mobile Responsive Enhancements ── */
@media (max-width: 768px) {
  /* Force ALL cards visible on mobile — overrides every reveal/animation rule.
     This is how books display (always visible, no animation). Apply the same
     behavior to posters. */
  .reveal-card,
  .has-reveal .reveal-card,
  .reveal-card.is-revealed,
  .has-reveal .reveal-card.is-revealed {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    transition-delay: 0ms !important;
  }

  /* Make poster set cards display like book cards on mobile —
     same grid, same card structure, same visibility */
  .catalogue-grid--sets {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .set-card {
    display: flex;
    flex-direction: column;
    overflow: visible;
  }

  .set-card figure {
    min-height: 180px;
    margin-bottom: 1rem;
  }

  .set-card img {
    max-height: 180px;
    max-width: 100%;
    object-fit: contain;
  }

  /* Hard fallback: keep posters section visible on mobile even if another
     script or stale class adds hidden states. */
  #posters,
  #posters * {
    visibility: visible !important;
  }

  /* site-interactions.js adds .reveal-on-scroll to section containers.
     If .is-visible is not added in time, posters appear blank. */
  #posters .reveal-on-scroll,
  #posters .reveal-on-scroll.is-visible {
    opacity: 1 !important;
    transform: none !important;
  }

  #posters {
    opacity: 1 !important;
  }

  #posters .catalogue-card,
  #posters .catalogue-card.is-hidden {
    display: flex !important;
    opacity: 1 !important;
    transform: none !important;
  }

  #posters .catalogue-grid,
  #posters .catalogue-grid--sets,
  #posters .catalogue-grid--enhanced {
    display: grid !important;
    grid-template-columns: 1fr !important;
  }

  /* Posters should behave like books on mobile load: always visible */
  #posters.mobile-force-visible .reveal-card,
  #posters.mobile-force-visible .reveal-card.is-revealed,
  .has-reveal #posters.mobile-force-visible .reveal-card,
  .has-reveal #posters.mobile-force-visible .reveal-card.is-revealed {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    transition-delay: 0ms !important;
  }

  .hero-stats {
    gap: 1rem;
    justify-content: center;
  }

  .hero-stat strong {
    font-size: 1.4rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    gap: 0.5rem;
  }

  .hero-actions .btn-lg {
    width: 100%;
    text-align: center;
    padding: 0.65rem 1.5rem;
  }

  .featured-grid {
    grid-template-columns: 1fr;
  }

  .featured-card figure {
    min-height: 220px;
  }

  .category-nav-inner {
    padding: 0.45rem 0;
  }

  .category-nav-link {
    padding: 0.4rem 0.75rem;
    font-size: 0.82rem;
  }

  .catalogue-grid--enhanced,
  .catalogue-grid--sets,
  .bundle-grid-enhanced,
  .stockist-grid {
    grid-template-columns: 1fr;
  }

  /* Reduce figure heights on small screens for better scroll experience */
  .catalogue-card figure {
    min-height: 180px;
  }

  .catalogue-card img {
    max-height: 180px;
  }

  .set-card .card-body-content,
  .catalogue-card .card-body-content {
    padding: 0;
  }

  .section-header {
    margin-bottom: 1.5rem;
  }

  .subsection-heading {
    font-size: 1.1rem;
  }

  .set-details summary {
    font-size: 0.82rem;
    padding: 0.5rem 0.75rem;
  }

  .set-details > p {
    font-size: 0.82rem;
    padding: 0.6rem 0.75rem;
  }

  .card-footer-row {
    flex-wrap: wrap;
  }

  .bundle-card-enhanced figure {
    margin: 0.75rem 0.75rem 0;
    min-height: 160px;
  }

  .bundle-card-enhanced img {
    max-height: 160px;
  }

  .bundle-card-enhanced .card-body-content {
    padding: 1rem;
  }

  .bundle-header {
    padding: 0.75rem 1rem 0;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .bundle-card--popular {
    position: relative;
  }

  .bundle-card--popular::after {
    right: 1rem;
    font-size: 0.62rem;
  }

  .bundle-cta-bar {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
  }

  .stockist-card figure {
    min-height: 130px;
    max-height: 150px;
  }

  .info-icon,
  .trust-icon {
    font-size: 1.6rem;
  }

  .trust-badges--enhanced .trust-badge {
    padding: 1rem;
  }

  .card-image-overlay {
    display: none;
  }

  .back-to-top {
    bottom: 150px;
    right: 14px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .catalogue-grid--enhanced {
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  }

  .catalogue-grid--sets {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  .bundle-grid-enhanced {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-grid {
    grid-template-columns: 1fr;
  }

  .featured-card figure {
    min-height: 260px;
  }
}

/* ── Print-friendly ── */
@media print {
  .store-category-nav,
  .scroll-progress,
  .back-to-top,
  .card-image-overlay {
    display: none !important;
  }

  .has-reveal .reveal-card {
    opacity: 1 !important;
    transform: none !important;
  }
}