/* product.css — Phase 1 (no @layer) */
/* CSS shared across all 7 product pages only. */
/* Does NOT include: tokens, nav, footer, animations (already extracted). */
/* Does NOT include: per-product --cx (stays inline). */

/* ── Breadcrumb ── */
.breadcrumb {
  position: absolute;
  top: calc(var(--nav-h) + 16px);
  left: clamp(1.5rem, 4vw, 3.5rem);
  z-index: 10;
}
.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.breadcrumb__item {
  font-family: var(--ff-body);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 251, 244, 0.55);
}
.breadcrumb__item a {
  color: rgba(255, 251, 244, 0.55);
  transition: color 0.25s;
}
.breadcrumb__item a:hover { color: rgba(255, 251, 244, 0.9); }
.breadcrumb__item + .breadcrumb__item::before {
  content: "›";
  margin-right: 8px;
  color: rgba(255, 251, 244, 0.3);
}
.breadcrumb__item[aria-current="page"] { color: rgba(255, 251, 244, 0.85); }
@media (max-width: 768px) { .breadcrumb { display: none; } }

/* ── Product hero ── */
.hero {
  margin-top: var(--nav-h);
  display: grid;
  grid-template-columns: 60fr 40fr;
  height: calc(100svh - var(--nav-h));
  min-height: 480px;
}
.hero__img-wrap { overflow: hidden; }
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 88%;
  transition: transform 7s ease;
}
.hero:hover .hero__img {
  transform: scale(1.025);
}
.hero__body {
  padding: clamp(2rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.25rem;
  overflow: hidden;
}
.hero__meta {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  opacity: 0;
  transform: translateY(8px);
  animation: fu 0.6s var(--ease) 0.1s forwards;
}
.hero__center {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cx);
  opacity: 0;
  transform: translateY(8px);
  animation: fu 0.6s var(--ease) 0.2s forwards;
}
.hero__name {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-wrap: balance;
  color: var(--cx-text, var(--cx));
  opacity: 0;
  transform: translateY(12px);
  animation: fu 0.7s var(--ease) 0.3s forwards;
}
.hero__tagline {
  font-size: clamp(0.85rem, 1.1vw, 0.95rem);
  line-height: 1.8;
  color: var(--c-secondary);
  max-width: 38ch;
  padding-top: 0.75rem;
  border-top: 1px solid var(--c-accent);
  border-top: 1px solid color-mix(in srgb, var(--cx) 70%, var(--c-accent));
  opacity: 0;
  transform: translateY(8px);
  animation: fu 0.6s var(--ease) 0.45s forwards;
}
.hero__btn {
  align-self: flex-start;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--c-text);
  padding: 0.85rem 2.25rem;
  transition: background 0.3s, color 0.3s;
  opacity: 0;
  transform: translateY(8px);
  animation: fu 0.6s var(--ease) 0.6s forwards;
}
.hero__btn:hover { background: var(--c-text); color: var(--c-bg); }
.hero__price {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text);
  margin-top: -0.5rem;
}

/* ── Gallery thumbnail strip ── */
.gallery {
  max-width: var(--mw);
  margin: 0 auto;
  padding: clamp(2rem, 4vw, 3.5rem) clamp(1.5rem, 5vw, 5rem);
  border-bottom: 1px solid var(--c-rule);
}
.gallery__strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--c-accent) transparent;
}
.gallery__strip::-webkit-scrollbar { height: 4px; }
.gallery__strip::-webkit-scrollbar-track { background: transparent; }
.gallery__strip::-webkit-scrollbar-thumb { background: var(--c-accent); border-radius: 2px; }
.gallery__thumb {
  flex: 0 0 auto;
  width: clamp(100px, 12vw, 160px);
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--c-rule);
  background: none;
  padding: 0;
  cursor: pointer;
  scroll-snap-align: start;
  transition: border-color 0.25s;
}
.gallery__thumb:hover { border-color: var(--c-accent); }
.gallery__thumb:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
.gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Lightbox ── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(13, 13, 13, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.lightbox[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}
.lightbox__stage {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  display: block;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lightbox__img.loaded { opacity: 1; }
.lightbox__close {
  position: absolute;
  top: clamp(16px, 3vw, 32px);
  right: clamp(16px, 3vw, 32px);
  background: none;
  border: none;
  color: rgba(255, 251, 244, 0.7);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  padding: 8px;
  transition: color 0.25s;
  z-index: 1;
}
.lightbox__close:hover { color: rgba(255, 251, 244, 1); }
.lightbox__prev,
.lightbox__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255, 251, 244, 0.6);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 16px;
  transition: color 0.25s;
  z-index: 1;
}
.lightbox__prev { left: clamp(8px, 2vw, 24px); }
.lightbox__next { right: clamp(8px, 2vw, 24px); }
.lightbox__prev:hover,
.lightbox__next:hover { color: rgba(255, 251, 244, 1); }
.lightbox__counter {
  position: absolute;
  bottom: clamp(16px, 3vw, 32px);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--ff-body);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: rgba(255, 251, 244, 0.5);
}

@media (prefers-reduced-motion: reduce) {
  .lightbox,
  .lightbox__img { transition: none; }
}

/* ── Section base ── */
.sec {
  max-width: var(--mw);
  margin: 0 auto;
  padding: clamp(4rem, 7vw, 6rem) clamp(1.5rem, 5vw, 5rem);
  contain: layout;
  content-visibility: auto;
  contain-intrinsic-size: auto 400px;
}
.sec__label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-accent);
  display: block;
  margin-bottom: 1.75rem;
}
.sec__rule {
  border: none;
  border-top: 1px solid var(--c-rule);
  margin-bottom: 2.5rem;
}

/* ── Narrative ── */
.narr {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 5vw, 5rem);
  align-items: start;
}
.narr__pull {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--c-text);
}
.narr__body {
  font-size: clamp(0.88rem, 1.1vw, 1rem);
  line-height: 1.85;
  color: var(--c-secondary);
  max-width: 60ch;
}

/* ── Ingredients ── */
.ingr {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(3rem, 5vw, 5rem);
  align-items: start;
}
.ingr__col-label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-rule);
  margin-bottom: 1rem;
  display: block;
}
.oil-row { padding: 0.65rem 0; border-bottom: 1px solid var(--c-rule); }
.oil-common { display: block; font-size: 0.9rem; color: var(--c-text); margin-bottom: 0.1rem; }
.oil-inci { display: block; font-size: 0.75rem; color: var(--c-secondary); font-style: italic; letter-spacing: 0.03em; overflow-wrap: break-word; word-break: break-word; }
.inci-row { padding: 0.55rem 0; border-bottom: 1px solid var(--c-rule); font-size: 0.75rem; color: var(--c-secondary); font-style: italic; letter-spacing: 0.02em; overflow-wrap: break-word; word-break: break-word; }
.ingr__note { margin-top: 1.5rem; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-secondary); }

/* ── Crystal dark block ── */
.cblock { background: var(--c-dark-bg); padding: clamp(3rem, 7vw, 6rem) clamp(1.5rem, 5vw, 5rem); content-visibility: auto; contain-intrinsic-size: auto 500px; }
.cblock__inner {
  max-width: var(--mw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}
.cblock__photo { overflow: hidden; aspect-ratio: 3 / 4; }
.cblock__photo img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: 0.85; transition: opacity 0.6s; }
.cblock__crystal-name {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  color: var(--cx);
}
.cblock__label { font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--c-accent); margin-bottom: 1.25rem; }
.cblock__desc { font-size: clamp(0.95rem, 1.4vw, 1.1rem); line-height: 1.8; color: var(--c-dark-sub); margin-bottom: 1.5rem; max-width: 52ch; }
.cblock__disclaimer { font-size: 0.75rem; color: rgba(255, 251, 244, 0.58); font-style: italic; line-height: 1.6; }

/* ── Certifications ── */
.certs {
  max-width: var(--mw);
  margin: 0 auto;
  padding: 2rem clamp(1.5rem, 5vw, 5rem);
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--c-rule);
}
.cert { font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-secondary); }

/* ── Product nav (prev/next) ── */
.pnav {
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
  max-width: var(--mw);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 5rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pnav__item { display: flex; flex-direction: column; gap: 0.2rem; padding: 2rem 0; transition: opacity 0.3s; }
.pnav__item:hover { opacity: 0.6; }
.pnav__item--empty { pointer-events: none; opacity: 0; }
.pnav__item--next { text-align: right; }
.pnav__dir { font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-secondary); }
.pnav__name { font-family: var(--ff-display); font-weight: 400; font-size: 1.1rem; letter-spacing: 0.03em; color: var(--c-text); }
.pnav__mid { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--c-secondary); padding: 1.5rem; transition: color 0.25s; }
.pnav__mid:hover { color: var(--c-text); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; height: auto; min-height: 0; }
  .hero__img-wrap { aspect-ratio: 4 / 3; }
  .hero__body { padding: 2.5rem 1.5rem 3rem; }
  .hero__btn { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; }
  .narr { grid-template-columns: 1fr; gap: 2rem; }
  .ingr { grid-template-columns: 1fr; }
  .cblock__inner { grid-template-columns: 1fr; }
  .cblock__photo { aspect-ratio: 16 / 9; }
  .gallery__thumb { width: clamp(80px, 20vw, 120px); }
  .lightbox__close,
  .lightbox__prev,
  .lightbox__next { min-width: 44px; min-height: 44px; }
}