/* ============================================================
   TEAK HOUSE — design tokens
   Kraft paper background, deep pine green (from brand mark),
   warm teak wood tones, a single carved-rose red used only
   as a rare accent on its namesake product.
   ============================================================ */

:root {
  --paper: #F3EDE2;
  --paper-card: #FBF8F1;
  --ink: #332A1E;
  --ink-soft: #6B5F4E;
  --teak: #8C5A34;
  --teak-deep: #5E3B22;
  --pine: #2C4A26;
  --pine-deep: #003800;
  --rose: #A24736;
  --line: rgba(51, 42, 30, 0.14);
  --line-strong: rgba(51, 42, 30, 0.28);

  --font-display: "Petrona", "Noto Serif TC", serif;
  --font-body: "Work Sans", "Noto Sans TC", -apple-system, BlinkMacSystemFont, "PingFang TC", "Microsoft JhengHei", sans-serif;

  --max-width: 1180px;
  --radius: 3px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- wood-grain divider (signature element) ---------- */
.grain-divider {
  width: 100%;
  height: 28px;
  margin: 0 auto;
  opacity: 0.55;
}
.grain-divider svg { width: 100%; height: 100%; display: block; }

/* ---------- header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243, 237, 226, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
}
/* Both logos rendered at the same height so the Chinese mark aligns
   with the English one; font proportions are preserved (width auto). */
.brand-mark img.logo-en { height: 20px; width: auto; }
.brand-mark img.logo-zh { height: 20px; width: auto; }
.brand-divider {
  width: 1px;
  height: 22px;
  background: var(--line-strong);
}

nav.main-nav { display: flex; gap: 26px; align-items: center; margin-left: auto; margin-right: 48px; }
nav.main-nav a.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;   /* 致中對齊 — centre-aligned */
  text-align: center;
  gap: 1px;
  padding: 6px 2px;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  line-height: 1.2;
}
nav.main-nav a.nav-link .nav-zh {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
}
nav.main-nav a.nav-link .nav-en {
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  opacity: 0.75;
}
nav.main-nav a.nav-link:hover,
nav.main-nav a.nav-link.active {
  color: var(--pine);
  border-bottom-color: var(--pine);
}
nav.main-nav a.nav-link:hover .nav-en,
nav.main-nav a.nav-link.active .nav-en { color: var(--pine); opacity: 1; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle svg { width: 24px; height: 24px; }

/* mobile nav is hidden on desktop; only shown under the 900px breakpoint */
.nav-mobile { display: none; }

.nav-mobile { display: none; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 96px;
  padding: 56px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
}
.footer-grid h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 14px;
  color: var(--teak-deep);
}
.footer-grid p, .footer-grid a { font-size: 14.5px; color: var(--ink-soft); }
.footer-grid a:hover { color: var(--pine); }
.footer-grid p { margin: 0 0 8px; }
.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.social-row { display: flex; gap: 18px; margin-top: 4px; }

/* ---------- typography ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--teak-deep);
  line-height: 1.15;
  margin: 0;
}
.eyebrow {
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pine);
  font-weight: 600;
  margin: 0 0 12px;
  display: block;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 88vh;
  padding: 0;
  display: flex;
  align-items: stretch;
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* slideshow: stack slides, cross-fade between them */
.hero-media .hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.4s ease-in-out;
}
.hero-media .hero-slide.active {
  opacity: 1;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(51,42,30,0.28) 0%, rgba(51,42,30,0.12) 42%, rgba(51,42,30,0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #FBF8F1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;   /* anchor to top so content sits higher */
  padding-top: 40px;
  padding-bottom: 48px;
}
/* text block: left-aligned to the wrap edge (= logo left edge), kept off the right */
.hero-text { max-width: 640px; }
.hero-content .eyebrow { color: #D8CBA8; }
.hero-content h1 {
  color: #FBF8F1;
  font-size: clamp(32px, 4.6vw, 58px);
  font-weight: 600;
  max-width: 860px;
}
.hero-content h1 .hero-en {
  display: block;
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 500;
  color: #E9E1CE;
  margin-top: 8px;
}
/* intro paragraph pushed to the right and down, sitting just above the button */
.hero-content p.lede {
  font-size: 16px;
  max-width: 520px;
  margin: auto 0 0 auto;   /* auto top margin sinks it toward the bottom */
  text-align: right;
  color: #E9E1CE;
}
.hero-content p.lede .lede-en {
  display: block;
  font-size: 14px;
  opacity: 0.82;
  margin-top: 8px;
}
/* CTA toward the lower-right, just below the intro text */
.hero-cta {
  align-self: flex-end;
  padding-top: 24px;
  padding-bottom: 4vh;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 14.5px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--pine);
  color: #FBF8F1;
}
.btn-primary:hover { background: var(--pine-deep); }
.btn-outline {
  background: transparent;
  border-color: currentColor;
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--paper); }
.btn-light {
  background: rgba(251,248,241,0.94);
  color: var(--teak-deep);
}
.btn-light:hover { background: #fff; }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ---------- section shells ---------- */
section { padding: 88px 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 44px;
  gap: 24px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 600; }

/* ---------- featured grid (asymmetric) ---------- */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.featured-grid .card:nth-child(1) { grid-column: span 3; }
.featured-grid .card:nth-child(2) { grid-column: span 3; }
.featured-grid .card:nth-child(3) { grid-column: span 2; }
.featured-grid .card:nth-child(4) { grid-column: span 2; }
.featured-grid .card:nth-child(5) { grid-column: span 2; }

.card {
  display: block;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 36px -20px rgba(51,42,30,0.35);
  border-color: var(--line-strong);
}
.card-media { position: relative; aspect-ratio: 4/5; overflow: hidden; background: #E7DFCC; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.card:hover .card-media img { transform: scale(1.05); }
.card-body { padding: 18px 20px 22px; }
.card-body .cat-tag {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.card-body .cat-tag .en { text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.7; }
.card-body h3 { font-size: 20px; margin: 6px 0 2px; font-weight: 600; }
.card-body .en-name { font-size: 13.5px; color: var(--ink-soft); margin-bottom: 10px; }
.card-body .price { font-family: var(--font-display); font-size: 17px; color: var(--pine); font-weight: 600; }

/* ---------- teak intro (below hero) ---------- */
.teak-intro { padding: 72px 0 64px; }
.teak-intro .wrap { max-width: 860px; text-align: center; }
.teak-intro .teak-intro-zh {
  font-size: 16.5px;
  line-height: 2;
  color: var(--ink);
  margin: 0 auto 20px;
  max-width: 820px;
  letter-spacing: 0.01em;
}
.teak-intro .teak-intro-en {
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 auto;
  max-width: 720px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

/* ---------- story split ---------- */
.story-section { padding: 96px 0; }
.story {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 72px;
  align-items: center;
  max-width: 1000px;      /* pull inward, not stuck to the left edge */
  margin: 0 auto;
}
.story-media { position: relative; max-width: 380px; margin: 0 auto; }
.story-media img { border-radius: var(--radius); aspect-ratio: 4/5; object-fit: cover; }
.story-text { max-width: 460px; }
.story h2 { font-size: clamp(26px, 3vw, 36px); margin-bottom: 8px; }
.story .story-en-head {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--ink-soft);
  margin: 0 0 22px;
}
.story p { font-size: 15.5px; color: var(--ink-soft); }
.story .story-en-body {
  font-size: 14px;
  padding-top: 14px;
  margin-top: 14px;
  border-top: 1px solid var(--line);
  line-height: 1.7;
}

/* ---------- catalog page ---------- */
.catalog-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.tab-btn {
  padding: 8px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: baseline;
  gap: 7px;
}
.tab-btn .tab-zh { font-size: 14px; letter-spacing: 0.03em; }
.tab-btn .tab-en { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.7; }
.tab-btn:hover { border-color: var(--pine); color: var(--pine); }
.tab-btn.active {
  background: var(--pine);
  border-color: var(--pine);
  color: #FBF8F1;
}
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.page-hero {
  padding: 64px 0 20px;
}
.page-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 600; }
.page-hero .page-hero-en {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 24px);
  color: var(--ink-soft);
  margin: 6px 0 0;
}
.page-hero p { color: var(--ink-soft); font-size: 15.5px; max-width: 620px; margin-top: 16px; }
.muted-en { display: block; font-size: 13.5px; opacity: 0.82; margin-top: 6px; }

/* ---------- Our Story page (editorial) ---------- */
.story-page { padding: 20px 0 20px; }

/* centred intro */
.story-intro { max-width: none; margin: 0 0 72px; text-align: left; }
.story-intro .si-lead {
  font-family: var(--font-display); font-size: clamp(20px, 2.6vw, 26px);
  color: var(--teak-deep); line-height: 1.6; margin: 0 0 26px;
}
.story-intro .sb-zh { font-size: 15.5px; line-height: 2; color: var(--ink); margin: 0 0 16px; text-align: left; }
.story-intro .sb-en { margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--line); text-align: left; }
.story-intro .sb-en p { font-size: 14px; line-height: 1.8; color: var(--ink-soft); margin: 0 0 12px; }

/* alternating image + text rows */
.story-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px;
  align-items: center; margin-bottom: 80px;
}
.story-row.reverse .story-row-media { order: 2; }
.story-row-media img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  border-radius: var(--radius); box-shadow: 0 24px 50px -28px rgba(51,42,30,0.55);
}
.story-row-text h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 600; margin: 6px 0 4px; }
.story-row-text .sb-en-head { font-family: var(--font-display); font-size: 17px; color: var(--ink-soft); margin: 0 0 20px; }
.story-row-text .sb-lead-zh { font-size: 17px; color: var(--teak-deep); font-family: var(--font-display); margin: 0 0 16px; }
.story-row-text .sb-zh { font-size: 15px; line-height: 1.95; color: var(--ink); margin: 0 0 14px; }
.story-row-text .sb-en { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.story-row-text .sb-en p { font-size: 13.5px; line-height: 1.75; color: var(--ink-soft); margin: 0 0 12px; }
.story-row-text .sb-en .sb-lead-en { font-family: var(--font-display); font-size: 15px; color: var(--teak-deep); }

.story-cta { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; padding: 8px 0 10px; }

/* ---------- Buying Info page ---------- */
.info-page { padding: 40px 0 20px; }
.info-page .wrap { max-width: 760px; }
.info-block { margin-bottom: 32px; }
.info-block .ib-zh { font-size: 16.5px; line-height: 2; color: var(--ink); margin: 0 0 20px; }
.info-block.ib-en-block { padding-top: 28px; border-top: 1px solid var(--line); }
.info-block.ib-en-block p { font-size: 14.5px; line-height: 1.8; color: var(--ink-soft); margin: 0 0 14px; }
.info-closing {
  text-align: center;
  margin: 40px auto 8px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  max-width: 760px;
}
.info-closing .ic-zh { font-family: var(--font-display); font-size: 19px; color: var(--teak-deep); margin: 0 0 8px; letter-spacing: 0.02em; }
.info-closing .ic-en { font-family: var(--font-display); font-size: 15px; color: var(--ink-soft); margin: 0 auto; max-width: 560px; }

@media (max-width: 820px) {
  .story-row { grid-template-columns: 1fr; gap: 28px; margin-bottom: 56px; }
  .story-row.reverse .story-row-media { order: 0; }
  .story-row-media img { aspect-ratio: 3/2; }
}

/* ---------- product page ---------- */
.product-layout {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 64px;
  align-items: flex-start;
}
.gallery { position: sticky; top: 110px; }
.contact-prompt { margin-top: 72px; padding-top: 40px; border-top: 1px solid var(--line); }
.gallery-main {
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  overflow: hidden;
  background: #E7DFCC;
  border: 1px solid var(--line);
  margin-bottom: 14px;
}
.gallery-main img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.gallery-thumbs button {
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: none;
  aspect-ratio: 1/1;
}
.gallery-thumbs button.active { border-color: var(--pine); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }

.product-info .en-name { font-size: 17px; color: var(--ink-soft); margin: 8px 0 18px; font-family: var(--font-display); }
.product-info h1 { font-size: clamp(30px, 3.6vw, 42px); font-weight: 600; }
.product-info .price-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 18px 0 6px;
}
.product-info .price { font-family: var(--font-display); font-size: 30px; color: var(--pine); font-weight: 600; }
.product-info .dims { font-size: 14px; color: var(--ink-soft); margin-bottom: 24px; }
.product-info .desc-zh { font-size: 15.5px; color: var(--ink); margin-bottom: 16px; line-height: 1.85; }
.product-info .desc-en {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 28px;
  line-height: 1.7;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* modal bilingual */
.modal-box .modal-sub { font-family: var(--font-display); font-size: 15px; color: var(--ink-soft); margin: 2px 0 16px; }
.modal-box .en-note { font-size: 12.5px; color: var(--ink-soft); }
.deposit-box .row span:first-child { font-size: 13.5px; }

/* product page bottom contact prompt (bilingual, centred) */
.contact-prompt {
  text-align: center;
  padding: 8px 0 4px;
}
.contact-prompt a { display: inline-block; }
.contact-prompt .wood-note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto 22px;
}
.contact-prompt .wood-note .en {
  display: block;
  font-size: 12.5px;
  color: var(--ink-soft);
  opacity: 0.85;
  margin-top: 3px;
}
.contact-prompt a .zh {
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--teak-deep);
  letter-spacing: 0.03em;
}
.contact-prompt a .en {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--pine);
}
.contact-prompt a:hover .zh { color: var(--pine); }
.contact-prompt a:hover .en { text-decoration: underline; }

.deposit-box {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
}
.deposit-box .row { display: flex; justify-content: space-between; font-size: 14.5px; margin-bottom: 8px; }
.deposit-box .row.total { font-weight: 600; color: var(--teak-deep); border-top: 1px solid var(--line); padding-top: 10px; margin-top: 10px; }
.deposit-box small { color: var(--ink-soft); display: block; margin-top: 10px; font-size: 12.5px; line-height: 1.5; }

.rose-page .product-info .price,
.rose-page .eyebrow { color: var(--rose); }

/* ---------- checkout modal ---------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(51,42,30,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--paper-card);
  border-radius: var(--radius);
  max-width: 440px;
  width: 100%;
  padding: 32px;
  position: relative;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; cursor: pointer;
  font-size: 20px; color: var(--ink-soft);
}
.modal-box h3 { font-size: 22px; margin-bottom: 12px; }
.modal-box p { font-size: 14.5px; color: var(--ink-soft); margin-bottom: 20px; }

/* ---------- contact page ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper-card);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--pine);
}
.form-field textarea { resize: vertical; min-height: 130px; }

.contact-details { padding-top: 6px; }
.contact-details .item { margin-bottom: 24px; }
.contact-details .item .label {
  font-size: 13px; letter-spacing: 0.04em;
  color: var(--pine); margin-bottom: 5px; display: block; font-weight: 500;
}
.contact-details .item p { margin: 0; font-size: 15.5px; }
.contact-details .item p.en { color: var(--ink-soft); font-size: 13.5px; margin-top: 3px; }
.form-note { font-size: 13px; color: var(--ink-soft); margin-top: 10px; }

/* preferred contact method fields */
.contact-methods { display: flex; flex-direction: column; gap: 8px; }
.method-check { display: flex; align-items: center; gap: 8px; font-size: 14.5px; color: var(--ink); cursor: pointer; }
.method-check input[type=checkbox] { width: 17px; height: 17px; accent-color: var(--pine); cursor: pointer; }
.method-value {
  width: 100%; padding: 10px 12px; margin: 0 0 6px 25px;
  max-width: calc(100% - 25px);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--paper-card); font-family: var(--font-body); font-size: 14px; color: var(--ink);
  transition: opacity 0.2s;
}
.method-value:focus { outline: none; border-color: var(--pine); }
.method-value:disabled { opacity: 0.45; background: transparent; }

/* form submit status */
.form-status { font-size: 13.5px; margin: 12px 0 0; min-height: 18px; }
.form-status.success { color: var(--pine); }
.form-status.error { color: var(--rose); }

/* ---------- utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  nav.main-nav { display: none; }
  .nav-toggle { display: block; }
  .hero-content { padding-top: 7vh; }
  .hero-content p.lede { margin-left: 0; max-width: 100%; }
  .hero-cta { align-self: stretch; padding-bottom: 2vh; }
  .nav-mobile {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 8px 0 20px;
  }
  .nav-mobile.open { display: flex; }
  .nav-mobile a.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1px;
    padding: 12px 28px;
    color: var(--ink-soft);
    border-bottom: none;
  }
  .nav-mobile a.nav-link .nav-zh { font-size: 16px; font-weight: 500; letter-spacing: 0.05em; }
  .nav-mobile a.nav-link .nav-en { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.7; }
  .nav-mobile a.nav-link.active .nav-zh,
  .nav-mobile a.nav-link.active .nav-en { color: var(--pine); }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-grid .card { grid-column: span 1 !important; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .story { grid-template-columns: 1fr; gap: 32px; }
  .product-layout { grid-template-columns: 1fr; gap: 32px; }
  .gallery { position: static; top: auto; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  section { padding: 56px 0; }
}

@media (max-width: 560px) {
  .catalog-grid { grid-template-columns: 1fr; }
  .gallery-thumbs { grid-template-columns: repeat(5, 1fr); }
  .site-header .wrap { height: 68px; }
  .brand-mark img.logo-en { height: 16px; }
  .brand-mark img.logo-zh { height: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* ============================================================
   Enquiry list system, header badge, toast, product additions
   ============================================================ */

/* header right cluster + enquiry icon + badge */
.header-right { display: flex; align-items: center; gap: 14px; }
.enquiry-link { position: relative; display: flex; align-items: center; color: var(--ink-soft); transition: color 0.2s; }
.enquiry-link:hover { color: var(--pine); }
.enquiry-link svg { width: 24px; height: 24px; }
.enquiry-badge {
  position: absolute; top: -7px; right: -8px;
  min-width: 18px; height: 18px; padding: 0 4px;
  background: var(--pine); color: #FBF8F1;
  font-size: 11px; font-weight: 600; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}

/* toast */
.th-toast {
  position: fixed; left: 50%; bottom: 32px; transform: translateX(-50%) translateY(16px);
  background: var(--ink); color: var(--paper);
  padding: 12px 22px; border-radius: 100px; font-size: 14px;
  box-shadow: 0 10px 30px -10px rgba(51,42,30,0.5);
  opacity: 0; pointer-events: none; transition: opacity 0.25s, transform 0.25s; z-index: 200;
}
.th-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* product page: delivery note under price */
.delivery-note { font-size: 13.5px; color: var(--ink-soft); line-height: 1.6; margin: 0 0 22px; }
.delivery-note .en { display: block; font-size: 12.5px; opacity: 0.85; margin-top: 3px; }

/* product page: made-to-order enquiry note */
.enquiry-note {
  background: var(--paper-card); border: 2px solid var(--line-strong);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 20px;
}
.enquiry-note p { margin: 0; font-size: 14px; line-height: 1.8; color: var(--ink); }
.enquiry-note .en { margin-top: 10px; font-size: 12.5px; color: var(--ink-soft); line-height: 1.7; }

/* product page: buying info link with arrow */
.buying-info-link {
  display: flex; align-items: center; gap: 10px;
  margin-top: 16px; padding: 12px 4px;
  color: var(--pine); font-size: 14px; font-weight: 500;
  border-top: 1px solid var(--line);
}
.buying-info-link svg { width: 20px; height: 20px; flex-shrink: 0; }
.buying-info-link:hover { color: var(--pine-deep); }
.buying-info-link:hover span { text-decoration: underline; }

/* enquiry page layout */
.enquiry-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: start; }
.enquiry-empty { text-align: center; padding: 40px 0; }
.enquiry-empty p { color: var(--ink-soft); margin-bottom: 20px; line-height: 1.8; }
.enquiry-empty .en { font-size: 13px; }

.enquiry-item {
  display: flex; align-items: center; gap: 18px;
  padding: 16px 0; border-bottom: 1px solid var(--line);
}
.enquiry-item img { width: 72px; height: 90px; object-fit: cover; border-radius: 3px; background: #E7DFCC; flex-shrink: 0; }
.enquiry-item .ei-info { flex: 1; min-width: 0; }
.enquiry-item .ei-name { font-weight: 600; font-size: 16px; }
.enquiry-item .ei-en { font-size: 13px; color: var(--ink-soft); margin: 2px 0 6px; }
.enquiry-item .ei-price { font-family: var(--font-display); color: var(--pine); font-weight: 600; font-size: 15px; }
.enquiry-item .ei-controls { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.qty-box { display: flex; align-items: center; border: 1px solid var(--line-strong); border-radius: 100px; overflow: hidden; }
.qty-btn { width: 30px; height: 30px; border: none; background: transparent; cursor: pointer; font-size: 16px; color: var(--ink); }
.qty-btn:hover { background: var(--paper-card); color: var(--pine); }
.qty-num { min-width: 30px; text-align: center; font-size: 14.5px; }
.ei-remove { background: none; border: none; color: var(--ink-soft); font-size: 12.5px; cursor: pointer; padding: 2px; }
.ei-remove:hover { color: var(--rose); text-decoration: underline; }

.enquiry-form-col form { background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.enquiry-form-col h3 { font-family: var(--font-display); font-size: 19px; color: var(--teak-deep); margin: 0 0 18px; }

@media (max-width: 820px) {
  .enquiry-layout { grid-template-columns: 1fr; gap: 32px; }
}