/* File: css/specific/gifts.css
   Purpose: Layout and interactions for the Gifts page
*/

:root {
  --gift-content-pad: clamp(18px, 4vw, 48px);
  --gift-card-gap: clamp(14px, 2vw, 22px);
  --gift-card-height: clamp(120px, 22vh, 180px);
  --gift-thumb-size: clamp(60px, 9vw, 96px);
  --gift-thumb-gap: clamp(8px, 1.8vw, 16px);
}

/* Page container */
.gifts-page {
  padding: var(--gift-content-pad);
  font-size: clamp(1rem, 1.05rem + 0.2vw, 1.15rem);
  overflow: visible;
}

.gifts-wrap {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 4vw, 40px);
  width: 100%;
  max-width: min(97vw, 2000px);
  margin: 0 auto clamp(120px, 12vw, 160px);
}

.gifts-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 32px);
  padding: clamp(18px, 3vw, 32px);
  width: 100%;
  max-width: min(97vw, 2000px);
  margin-inline: auto;
  border-radius: 22px;
  background-color: var(--panel-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--panel-shadow);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
}

.gifts-grid .gift-card {
  height: 100%;
  border-radius: 18px;
  padding: clamp(16px, 3vw, 22px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gift-card__slider {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.gift-card__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.gift-card__slide.is-active {
  opacity: 1;
}

.gifts-grid .gift-card h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

.gifts-grid .gift-card p {
  color: var(--text-muted);
  line-height: 1.5;
}

body.gift-detail {
  --product-accent: var(--accent);
  --product-accent-soft: color-mix(in srgb, var(--accent) 18%, transparent);
  --product-panel-bg: color-mix(in srgb, var(--panel-bg) 88%, rgba(8, 10, 16, 0.35));
}

.gifts-hero,
.gift-card-rail,
.gift-detail {
  border-radius: 22px;
  padding: clamp(20px, 4vw, 36px);
  background-color: var(--panel-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--panel-shadow);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
}

.content.gift-detail {
  padding-bottom: clamp(24px, 4vw, 40px);
  overflow: visible;
  width: min(1100px, 95vw);
  margin-inline: auto;
}

.gift-detail .prints-page {
  margin: 0 auto clamp(48px, 6vw, 80px);
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 4vw, 48px);
  max-width: min(1180px, 97vw);
}

.gifts-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 10px 0 16px;
}

.gifts-hero p {
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 68ch;
}

/* Card rail */
.card-rail-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: clamp(14px, 2vw, 24px);
}

.card-rail-header h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-top: 4px;
}

.card-rail-header p:last-child {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.gift-card-track {
  display: flex;
  flex-direction: column;
  gap: var(--gift-card-gap);
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 6px;
  scroll-snap-type: y mandatory;
  scrollbar-width: thin;
}

.gift-card-track::-webkit-scrollbar {
  width: 6px;
}

.gift-card-track::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.2);
  border-radius: 10px;
}

.gift-card {
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(8, 12, 20, 0.55);
  border-radius: 18px;
  padding: clamp(16px, 3vw, 22px);
  min-height: var(--gift-card-height);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  text-align: left;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  scroll-snap-align: start;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.gift-card:hover,
.gift-card:focus-visible {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(3, 5, 12, 0.55);
}

.gift-card.active {
  border-color: var(--accent);
  background: rgba(16, 20, 30, 0.8);
  box-shadow: 0 24px 50px rgba(3, 5, 12, 0.6);
}

.gift-card .card-title {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 600;
}

.gift-card .card-copy {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.gift-card .card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gift-card .card-tag {
  font-size: 0.85rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--text-muted);
}

.card-link-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--accent-soft);
}

/* Detail panel */
.gift-detail .prints-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  align-items: stretch;
  gap: clamp(20px, 3vw, 36px);
}

.gift-detail .finished-gallery,
.gift-detail .preview-stage,
.gift-detail .gifts-product-details,
.gift-detail .product-options {
  min-width: 0;
}

.gift-detail .preview-stage {
  align-items: center;
}

.gift-detail .gifts-product-preview {
  width: 100%;
  background: radial-gradient(circle at 30% 12%, var(--product-accent-soft), transparent 55%);
  border: 1px solid var(--glass-border);
}

.gifts-product-details {
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 2vw, 20px);
}

.gifts-product-details h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.gifts-product-details .price-note {
  font-size: 1rem;
  color: var(--text-muted);
}

.copy-block h3 {
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.copy-block p {
  line-height: 1.6;
  color: var(--text-primary);
}

.gifts-cta-panel {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  margin-top: 6px;
}

.gifts-cta-panel .artwork-selection {
  margin: 0;
  font-size: 0.98rem;
  color: var(--text-muted);
}

.gifts-cta-panel .add-to-cart-button {
  display: inline-flex;
  justify-content: center;
  width: 100%;
  border-radius: 999px;
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.secondary-link {
  color: var(--accent-soft);
  font-weight: 700;
  text-decoration: none;
}

.secondary-link:hover,
.secondary-link:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

/* Gallery + preview */
.gallery-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gallery-stage {
  position: relative;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 22px;
  overflow: hidden;
}

.gallery-stage.has-placeholder {
  min-height: clamp(220px, 35vw, 360px);
}

.gallery-stage.has-placeholder .gallery-nav {
  display: none;
}

.gallery-stage img {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(6, 8, 15, 0.65);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.gallery-nav.prev { left: 12px; }
.gallery-nav.next { right: 12px; }

.gallery-nav:hover,
.gallery-nav:focus-visible {
  border-color: var(--accent);
  background: rgba(10, 14, 24, 0.85);
}

.gallery-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.gallery-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.4);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}

.gallery-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.1);
}

.gifts-preview-stage {
  display: flex;
  flex-direction: column;
  gap: var(--gift-thumb-gap);
}

.gifts-product-preview {
  min-height: 280px;
}

.gifts-product-preview .product-image {
  max-width: min(580px, 100%);
}

.mockup-thumbnails {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--gift-thumb-size), 1fr));
  gap: var(--gift-thumb-gap);
  width: 100%;
}

.mockup-thumbnails .thumbnail {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(8, 12, 20, 0.7);
  padding: 6px;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.mockup-thumbnails .thumbnail img {
  border-radius: 12px;
  width: 100%;
  display: block;
}

.mockup-thumbnails .thumbnail.active {
  border-color: var(--accent);
  box-shadow: 0 16px 36px rgba(3,5,12,0.55);
}

@media (min-width: 768px) {
  .gifts-wrap {
    gap: clamp(28px, 4vw, 48px);
  }

  .gifts-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-rail-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .gift-card-track {
    flex-direction: row;
    gap: clamp(16px, 2vw, 28px);
    max-height: none;
    overflow-x: auto;
    overflow-y: visible;
    scroll-snap-type: x proximity;
    scroll-padding: 10px;
    padding-bottom: 6px;
  }

  .gift-card-track::-webkit-scrollbar {
    height: 8px;
  }

  .gift-card {
    min-width: min(320px, 70vw);
    min-height: 260px;
  }
}

@media (min-width: 1024px) {
  .gift-card-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(280px, 32vw);
    align-items: start;
  }

  .gift-detail .prints-wrap {
    grid-template-columns: minmax(320px, 0.95fr) minmax(420px, 1.1fr);
  }
}

@media (min-width: 1280px) {
  .gifts-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .gifts-hero,
  .gift-card-rail,
  .gift-detail {
    padding: 18px;
  }
}

@media (max-width: 1024px) {
  .gift-detail .prints-wrap {
    grid-template-columns: 1fr;
  }
}