/* product-detail.html — modern product detail layout */

body.product-detail-page #main-content {
  overflow-x: clip;
}

.product-detail-loading,
.product-detail-error {
  text-align: center;
  padding: calc(120px + env(safe-area-inset-top, 0px)) var(--page-gutter) 4rem;
  color: var(--text-muted);
}

.product-detail-error .btn {
  margin-top: 1.5rem;
}

/* ── Hero ── */
.product-detail-hero {
  padding: calc(96px + env(safe-area-inset-top, 0px)) 0 var(--section-pad-y-md);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--secondary) 8%, var(--bg)) 0%,
    var(--bg) 72%
  );
}

.product-detail-hero__nav {
  margin-bottom: 1.25rem;
}

.product-detail-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.product-detail-hero__back:hover {
  color: var(--primary);
}

.product-detail-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

.product-detail-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.product-detail-hero__tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  color: var(--secondary);
  background: color-mix(in srgb, var(--secondary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--secondary) 28%, transparent);
}

.product-detail-hero__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 1rem;
  max-width: 36rem;
}

.product-detail-hero__lead {
  font-size: clamp(1rem, 2vw, 1.12rem);
  line-height: 1.75;
  color: var(--text-muted);
  max-width: 38rem;
  margin-bottom: 0;
}

.product-detail-hero__media {
  position: relative;
}

.product-detail-hero__media-frame {
  position: relative;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--product-gradient, var(--surface));
  padding: 2rem;
  box-shadow: 0 16px 48px color-mix(in srgb, var(--text) 10%, transparent);
  overflow: hidden;
}

.product-detail-hero__media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 30% 20%,
    color-mix(in srgb, var(--secondary) 25%, transparent),
    transparent 55%
  );
  pointer-events: none;
}

.product-detail-hero__media-frame img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-height: 20rem;
  margin: 0 auto;
  object-fit: contain;
}

/* ── Main content + sidebar ── */
.product-detail-main {
  padding: var(--section-pad-y-md) 0;
}

.product-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

.product-detail-body.glass-card,
.product-detail-sidebar__card.glass-card {
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
}

.product-detail-body {
  padding: clamp(1.5rem, 3vw, 2.25rem);
}

.product-detail-body__heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.product-detail-body__content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.product-detail-body__content h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin: 1.75rem 0 0.65rem;
  letter-spacing: -0.01em;
}

.product-detail-body__content h2:first-child {
  margin-top: 0;
}

.product-detail-body__content p {
  margin-bottom: 1rem;
}

.product-detail-body__content ul {
  margin: 0 0 1.25rem 0;
  padding: 0;
  list-style: none;
}

.product-detail-body__content li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.55rem;
}

.product-detail-body__content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gradient);
}

.product-detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: calc(88px + env(safe-area-inset-top, 0px));
}

.product-detail-sidebar__card {
  padding: 1.35rem 1.25rem;
}

.product-detail-sidebar__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.product-detail-sidebar__text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.product-detail-sidebar__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.product-detail-sidebar__actions .btn,
.product-detail-sidebar__btn {
  width: 100%;
  justify-content: center;
}

.product-detail-sidebar__link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--secondary);
  text-decoration: none;
  padding-left: 0.15rem;
}

.product-detail-sidebar__link:hover {
  text-decoration: underline;
}

/* ── Bottom CTA ── */
.product-detail-cta {
  padding: var(--section-pad-y-md) 0 calc(var(--section-pad-y-md) + 1rem);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--primary) 10%, var(--bg)),
    color-mix(in srgb, var(--secondary) 8%, var(--bg))
  );
  border-top: 1px solid var(--border);
}

.product-detail-cta__inner {
  text-align: center;
  max-width: 36rem;
  margin: 0 auto;
}

.product-detail-cta__inner h2 {
  font-size: clamp(1.35rem, 3.5vw, 1.85rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.product-detail-cta__inner p {
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.products-page .product-detail-sidebar__actions .btn,
.products-page .product-detail-sidebar__actions .btn.product-row__action-btn {
  gap: 0.5rem;
}

.products-page .product-row__actions .btn .fa-arrow-up-right-from-square,
.products-page .product-detail-sidebar__actions .btn .fa-arrow-up-right-from-square {
  font-size: 0.72rem;
  margin-left: 0.15rem;
}

@media (max-width: 900px) {
  .product-detail-hero__grid {
    grid-template-columns: 1fr;
  }

  .product-detail-hero__media {
    order: -1;
  }

  .product-detail-layout {
    grid-template-columns: 1fr;
  }

  .product-detail-sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .product-detail-hero {
    padding-top: calc(88px + env(safe-area-inset-top, 0px));
  }
}