/* =====================================================
   Product page — shared styles for all category pages
   Appended to styles.css; loaded after the base sheet
   ===================================================== */

/* ---------- Category index strip (under nav on product pages) ---------- */

.cat-bar {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.cat-bar-inner {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.cat-bar-inner::-webkit-scrollbar { display: none; }

.cat-bar a {
  flex-shrink: 0;
  padding: 17px 0 16px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-quiet);
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.cat-bar a:hover { color: var(--ink-soft); }
.cat-bar a.current { color: var(--ink); border-bottom-color: var(--accent); }

/* ---------- Product hero ---------- */

.p-hero {
  padding: 58px 0 76px;
  border-bottom: 1px solid var(--line);
}

.p-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 70px;
  align-items: center;
}

.p-crumb {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-quiet);
  margin-bottom: 20px;
}
.p-crumb a { color: var(--ink-soft); }
.p-crumb a:hover { color: var(--accent-deep); }

.p-hero h1 { margin-bottom: 22px; }

.p-price-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  width: 100%;
}
.p-price-tag strong {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.p-price-tag span {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-quiet);
}

.p-media { margin: 0; }
.p-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid var(--line);
}
.p-media figcaption {
  margin-top: 15px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--ink-quiet);
  max-width: 36ch;
}

.p-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.p-facts li { display: flex; flex-direction: column; gap: 2px; }
.p-facts strong {
  font-family: var(--serif);
  font-size: 1.24rem;
  font-weight: 500;
  color: var(--ink);
}
.p-facts span {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--ink-quiet);
}

/* ---------- Size / option table ---------- */

.opt-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 620px;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}
.opt-table th,
.opt-table td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  font-size: 0.94rem;
}
.opt-table tr:last-child th,
.opt-table tr:last-child td { border-bottom: none; }
.opt-table th {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--bg-alt);
  width: 42%;
}
.opt-table td { color: var(--ink); font-family: var(--serif); font-size: 1.06rem; }
.opt-table tr:nth-child(even) td { background: rgba(245, 240, 230, 0.4); }

/* ---------- Detail cards (2 col) ---------- */

.d-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}
.d-card { background: var(--surface); padding: 38px 36px; }
.d-card h3 { margin-bottom: 11px; }
.d-card p { color: var(--ink-soft); font-size: 0.95rem; }
.d-card ol,
.d-card ul { margin-top: 10px; padding-left: 18px; color: var(--ink-soft); font-size: 0.95rem; }
.d-card li { margin-bottom: 7px; }
.d-card li:last-child { margin-bottom: 0; }

/* ---------- FAQ ---------- */

.faq { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 24px 0;
  font-family: var(--serif);
  font-size: 1.16rem;
  color: var(--ink);
  cursor: pointer;
  position: relative;
  padding-right: 40px;
  line-height: 1.4;
}
.faq-q::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--sans);
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--accent);
  transition: transform 0.3s var(--ease-out);
}
.faq-item.open .faq-q::after { transform: translateY(-50%) rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out);
}
.faq-a p {
  padding: 0 40px 24px 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

/* ---------- Sticky order bar ---------- */

.order-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: rgba(252, 250, 244, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  transform: translateY(100%);
  transition: transform 0.35s var(--ease-out);
}
.order-bar.show { transform: translateY(0); }
.order-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 0;
}
.order-bar-info { display: flex; flex-direction: column; gap: 1px; }
.order-bar-info strong { font-family: var(--serif); font-size: 1.24rem; font-weight: 500; }
.order-bar-info span { font-size: 0.76rem; color: var(--ink-quiet); }
.order-bar-actions { display: flex; gap: 12px; flex-shrink: 0; }

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .p-hero { padding: 44px 0 60px; }
  .p-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .d-grid { grid-template-columns: 1fr; }
  .cat-bar-inner { gap: 24px; }
}

@media (max-width: 640px) {
  .p-hero { padding: 34px 0 52px; }
  .p-facts { gap: 18px 24px; }
  .order-bar-inner { flex-direction: column; align-items: stretch; gap: 12px; }
  .order-bar-actions { flex-direction: column; }
  .order-bar-actions .btn { width: 100%; }
  .opt-table th, .opt-table td { padding: 14px 16px; }
}