:root {
  --color-bg: #f7f2e9;
  --color-surface: #fffdf9;
  --color-surface-strong: #ffffff;
  --color-ink: #332b27;
  --color-muted: #746860;
  --color-primary: #9b3c30;
  --color-primary-dark: #74281f;
  --color-primary-soft: #f3dfd8;
  --color-gold: #b8894d;
  --color-gold-soft: #ead9b9;
  --color-border: #dfd3c3;
  --color-line: #168642;
  --color-success: #2c7c50;
  --color-warning: #a45d19;
  --color-danger: #a32924;
  --shadow-sm: 0 8px 24px rgba(61, 44, 34, .07);
  --shadow-md: 0 18px 46px rgba(61, 44, 34, .11);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --container: 1240px;
  --header-height: 126px;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg);
  font-synthesis: none;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 140px; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--color-bg);
  color: var(--color-ink);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

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

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

button, input, select, textarea { font: inherit; }

button { cursor: pointer; }

button:disabled, .btn[aria-disabled="true"] { cursor: not-allowed; opacity: .58; }

:focus-visible { outline: 3px solid rgba(155, 60, 48, .35); outline-offset: 3px; }

h1, h2, h3, h4, p { margin-top: 0; }

h1, h2, h3, h4 {
  line-height: 1.25;
  letter-spacing: .02em;
}

h1 { font-size: clamp(2rem, 7vw, 4rem); }
h2 { font-size: clamp(1.65rem, 4.5vw, 2.65rem); }
h3 { font-size: clamp(1.1rem, 3vw, 1.35rem); }

.skip-link {
  position: fixed;
  z-index: 1000;
  left: 1rem;
  top: -100px;
  padding: .75rem 1rem;
  background: var(--color-ink);
  color: #fff;
  border-radius: 0 0 8px 8px;
}

.skip-link:focus { top: 0; }

.container { width: min(calc(100% - 32px), var(--container)); margin-inline: auto; }

.section { padding: 64px 0; }

.section-compact { padding: 40px 0; }

.section-light { background: var(--color-surface); }

.section-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 28px;
}

.section-heading h2 { margin-bottom: .4rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin-bottom: .75rem;
  color: var(--color-primary);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }

.lead { color: var(--color-muted); font-size: 1.05rem; max-width: 700px; }

.muted { color: var(--color-muted); }

.text-primary { color: var(--color-primary); }

.required-mark { color: var(--color-danger); }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(255, 253, 249, .96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(14px);
}

.header-top { display: none; }

.header-main {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .72rem;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  flex: 0 0 auto;
  border: 1px solid var(--color-gold-soft);
  border-radius: 50%;
  color: var(--color-primary);
  background: #fffaf0;
}

.brand-mark svg { width: 28px; height: 28px; }

.brand-copy { display: grid; line-height: 1.2; }
.brand-copy strong { font-family: "Noto Serif TC", "PMingLiU", serif; font-size: .98rem; letter-spacing: .06em; white-space: nowrap; }
.brand-copy small { color: var(--color-muted); font-size: .68rem; margin-top: .24rem; }

.menu-toggle {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-ink);
}

.menu-toggle span, .menu-toggle::before, .menu-toggle::after {
  content: "";
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

.menu-toggle { gap: 4px; }
.menu-toggle[aria-expanded="true"] span { opacity: 0; }
.menu-toggle[aria-expanded="true"]::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"]::after { transform: translateY(-6px) rotate(-45deg); }

.primary-nav {
  position: fixed;
  inset: 72px 0 auto 0;
  display: none;
  max-height: calc(100vh - 72px);
  overflow-y: auto;
  padding: 18px 16px 28px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.primary-nav.is-open { display: block; }

.nav-list { display: grid; gap: .2rem; margin: 0; padding: 0; list-style: none; }

.nav-link {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: .65rem .85rem;
  border-radius: 8px;
  font-weight: 700;
}

.nav-link:hover, .nav-link[aria-current="page"] { background: var(--color-primary-soft); color: var(--color-primary-dark); }

.header-contact-mobile {
  display: grid;
  gap: .35rem;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-muted);
  font-size: .9rem;
}

.header-contact-mobile a { color: var(--color-primary); font-weight: 800; }

.advantage-strip {
  background: #fffaf2;
  border-bottom: 1px solid var(--color-gold-soft);
}

.advantage-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 12px 0;
  list-style: none;
}

.advantage-item {
  display: grid;
  place-items: center;
  gap: .15rem;
  padding-inline: .35rem;
  text-align: center;
  color: var(--color-muted);
  font-size: .68rem;
  line-height: 1.35;
  min-width: 0;
  overflow-wrap: anywhere;
}

.advantage-item + .advantage-item { border-left: 1px solid var(--color-gold-soft); }
.advantage-item strong { color: var(--color-primary); font-size: .78rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  min-height: 48px;
  padding: .72rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 9px;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  transition: transform .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.btn:hover:not(:disabled) { transform: translateY(-2px); }
.btn-primary { color: #fff; background: var(--color-primary); box-shadow: 0 8px 18px rgba(155, 60, 48, .2); }
.btn-primary:hover:not(:disabled) { background: var(--color-primary-dark); }
.btn-secondary { color: var(--color-primary); background: transparent; border-color: var(--color-primary); }
.btn-secondary:hover:not(:disabled) { background: var(--color-primary-soft); }
.btn-line { color: #fff; background: var(--color-line); }
.btn-line:hover:not(:disabled) { background: #0f7035; }
.btn-ghost { color: var(--color-ink); background: var(--color-surface); border-color: var(--color-border); }
.btn-block { width: 100%; }
.btn-sm { min-height: 42px; padding: .6rem .8rem; font-size: .9rem; }

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 52px 0;
  background:
    radial-gradient(circle at 86% 15%, rgba(210, 174, 117, .25), transparent 32%),
    radial-gradient(circle at 8% 95%, rgba(155, 60, 48, .08), transparent 30%),
    linear-gradient(135deg, #fbf7ef 0%, #f2e6d5 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -150px;
  bottom: -190px;
  width: 430px;
  height: 430px;
  border: 1px solid rgba(155, 60, 48, .16);
  border-radius: 50%;
  box-shadow: 0 0 0 52px rgba(255, 255, 255, .14), 0 0 0 104px rgba(184, 137, 77, .05);
}

.hero-grid { display: grid; gap: 36px; align-items: center; }
.hero-grid > *, .hero-copy { min-width: 0; }
.hero-copy h1 { margin-bottom: 1rem; font-family: "Noto Serif TC", "PMingLiU", serif; }
.hero-copy h1 span { color: var(--color-primary); }
.hero-subtitle { margin-bottom: 1.2rem; color: var(--color-muted); font-size: clamp(1.05rem, 2.5vw, 1.3rem); }

.shipping-callout {
  display: inline-flex;
  flex-wrap: wrap;
  gap: .35rem .7rem;
  margin-bottom: 1.5rem;
  padding: .7rem .9rem;
  border: 1px solid var(--color-gold-soft);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 249, .75);
  color: var(--color-primary-dark);
  font-weight: 800;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; }

.hero-visual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  position: relative;
}

.hero-product {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(184, 137, 77, .34);
  border-radius: 16px;
  background: rgba(255, 255, 255, .68);
  box-shadow: var(--shadow-sm);
  min-width: 0;
}

.hero-product:nth-child(2), .hero-product:nth-child(4) { transform: translateY(18px); }
.hero-product img { width: 100%; aspect-ratio: 1.15; object-fit: cover; }
.hero-product span { position: absolute; left: 8px; bottom: 8px; padding: .2rem .5rem; border-radius: 999px; background: rgba(51, 43, 39, .86); color: #fff; font-size: .72rem; font-weight: 700; }

.home-main-grid { display: grid; gap: 36px; align-items: start; }

.quick-form-card, .panel {
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  box-shadow: var(--shadow-sm);
}

.quick-form-card h2, .quick-form-card h3 { margin-bottom: .35rem; }
.quick-form-card .form-grid { margin-top: 1.25rem; }

.form-grid { display: grid; gap: 16px; }
.form-row { display: grid; gap: 16px; }
.form-group { min-width: 0; }
.form-group label, .form-label { display: inline-block; margin-bottom: .4rem; font-size: .9rem; font-weight: 800; }
.choice-fieldset { margin: 0; padding: 0; border: 0; }
.choice-fieldset legend { padding: 0; }

.form-control {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: .68rem .78rem;
  border: 1px solid #cfc2b2;
  border-radius: 8px;
  background: #fff;
  color: var(--color-ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}

textarea.form-control { min-height: 104px; resize: vertical; }
.form-control:hover { border-color: #aa9985; }
.form-control:focus { border-color: var(--color-primary); outline: 0; box-shadow: 0 0 0 3px rgba(155, 60, 48, .12); }
.form-control[aria-invalid="true"] { border-color: var(--color-danger); }
.field-help { display: block; margin-top: .35rem; color: var(--color-muted); font-size: .78rem; }
.field-error { display: none; margin-top: .35rem; color: var(--color-danger); font-size: .8rem; font-weight: 700; }
.field-error.is-visible { display: block; }

.checkbox-row { display: flex; align-items: flex-start; gap: .65rem; }
.checkbox-row input { width: 20px; height: 20px; flex: 0 0 auto; margin-top: .2rem; accent-color: var(--color-primary); }

.choice-grid { display: grid; gap: 10px; }

.choice-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  min-height: 58px;
  padding: .85rem .9rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  transition: border-color .15s ease, background-color .15s ease, box-shadow .15s ease;
}

.choice-card:hover { border-color: #aa9985; }
.choice-card:has(input:checked) { border-color: var(--color-primary); background: #fff7f3; box-shadow: 0 0 0 2px rgba(155, 60, 48, .1); }
.choice-card:has(input[aria-invalid="true"]) { border-color: var(--color-danger); }
.choice-card input { width: 20px; height: 20px; flex: 0 0 auto; margin-top: .15rem; accent-color: var(--color-primary); }
.choice-card strong { display: block; line-height: 1.4; }
.choice-card small { display: block; margin-top: .18rem; color: var(--color-muted); font-size: .76rem; font-weight: 500; }

.assistance-note {
  padding: 1rem;
  border: 1px solid var(--color-gold-soft);
  border-left: 4px solid var(--color-gold);
  border-radius: 9px;
  background: #fff9ed;
  color: #654b2e;
}

.assistance-note p:last-child { margin-bottom: 0; }
.file-control { padding: .55rem; }
.file-control::file-selector-button { margin-right: .75rem; padding: .55rem .8rem; border: 0; border-radius: 7px; color: #fff; background: var(--color-primary); font-weight: 800; cursor: pointer; }
.file-selection-status { display: block; margin-top: .45rem; color: var(--color-muted); font-size: .78rem; overflow-wrap: anywhere; }

.status-note {
  display: flex;
  align-items: flex-start;
  gap: .55rem;
  margin-top: .75rem;
  padding: .75rem .9rem;
  border-radius: 8px;
  background: #fff5df;
  color: #7b4b17;
  font-size: .88rem;
}

.status-note.success { background: #eaf6ee; color: var(--color-success); }
.status-note.danger { background: #fbe9e6; color: var(--color-danger); }

.category-grid { display: grid; gap: 16px; }

.category-card {
  position: relative;
  display: grid;
  overflow: hidden;
  min-height: 320px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}

.category-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.category-card-image { overflow: hidden; background: var(--color-bg); }
.category-card img { width: 100%; aspect-ratio: 1.25; object-fit: cover; transition: transform .3s ease; }
.category-card:hover img { transform: scale(1.025); }
.category-card-copy { display: grid; align-content: start; padding: 18px; }
.category-card-copy h3 { margin-bottom: .35rem; }
.category-card-copy p { margin-bottom: .9rem; color: var(--color-muted); }
.text-link { display: inline-flex; align-items: center; gap: .35rem; color: var(--color-primary); font-weight: 800; }
.text-link::after { content: "→"; transition: transform .18s ease; }
.text-link:hover::after { transform: translateX(4px); }

.process-grid { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; counter-reset: process; }
.process-step {
  position: relative;
  display: grid;
  grid-template-columns: 46px 1fr;
  align-items: center;
  gap: .8rem;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  counter-increment: process;
}
.process-step::before { content: counter(process); display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--color-primary); color: #fff; font-weight: 900; }
.process-step strong { display: block; }
.process-step span { color: var(--color-muted); font-size: .82rem; }

.service-banner { color: #fff; background: linear-gradient(120deg, #6e2b24, #9b3c30); }
.service-banner-grid { display: grid; gap: 20px; align-items: center; }
.service-banner h2 { margin-bottom: .4rem; }
.service-banner p { margin-bottom: 0; color: rgba(255,255,255,.8); }
.service-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.service-point { padding: .8rem; border: 1px solid rgba(255,255,255,.2); border-radius: 10px; background: rgba(255,255,255,.08); text-align: center; font-size: .85rem; font-weight: 700; }

.page-hero { padding: 48px 0; background: linear-gradient(135deg, #f4e9da, #fbf8f1); border-bottom: 1px solid var(--color-border); }
.page-hero-grid { display: grid; gap: 22px; align-items: end; }
.page-hero h1 { margin-bottom: .7rem; font-family: "Noto Serif TC", "PMingLiU", serif; }
.page-hero .shipping-callout { margin-bottom: 0; }

.filters {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.filters .form-group label { font-size: .78rem; color: var(--color-muted); }

.product-grid { display: grid; gap: 18px; }

.product-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}

.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-card-media { position: relative; overflow: hidden; background: var(--color-bg); }
.product-card-media img { width: 100%; aspect-ratio: 1.22; object-fit: cover; transition: transform .3s ease; }
.product-card:hover .product-card-media img { transform: scale(1.025); }
.placeholder-ribbon { position: absolute; top: 10px; left: 10px; max-width: calc(100% - 20px); padding: .3rem .55rem; border-radius: 999px; background: rgba(51,43,39,.9); color: #fff; font-size: .7rem; font-weight: 800; }
.product-card-body { display: flex; flex: 1; flex-direction: column; padding: 17px; }
.product-card-body h2, .product-card-body h3 { margin-bottom: .4rem; font-size: 1.16rem; }
.product-card-description { flex: 1; margin-bottom: .75rem; color: var(--color-muted); font-size: .88rem; }
.product-card-price { margin-bottom: .65rem; color: var(--color-primary); font-size: 1.28rem; font-weight: 900; }
.price-disclaimer { display: block; color: var(--color-muted); font-size: .7rem; font-weight: 600; }
.product-card-actions { display: grid; gap: 8px; margin-top: .85rem; }

.badge-list { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; list-style: none; }
.badge { display: inline-flex; align-items: center; min-height: 28px; padding: .25rem .58rem; border-radius: 999px; background: #f0e5d5; color: #6d5030; font-size: .72rem; font-weight: 800; }
.badge-primary { color: var(--color-primary-dark); background: var(--color-primary-soft); }

.empty-state { grid-column: 1 / -1; padding: 3rem 1rem; border: 1px dashed var(--color-border); border-radius: var(--radius-md); text-align: center; color: var(--color-muted); background: var(--color-surface); }

.product-detail-grid { display: grid; gap: 28px; align-items: start; }
.product-gallery { display: grid; gap: 12px; }
.product-main-image { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
.product-main-image img { width: 100%; aspect-ratio: 1.12; object-fit: cover; }
.product-thumbnails { display: flex; gap: 10px; }
.product-thumbnail { width: 72px; padding: 0; overflow: hidden; border: 2px solid var(--color-primary); border-radius: 8px; background: none; }
.product-thumbnail img { aspect-ratio: 1; object-fit: cover; }
.product-info h1 { margin-bottom: .7rem; font-family: "Noto Serif TC", "PMingLiU", serif; font-size: clamp(2rem, 5vw, 3rem); }
.product-price { margin: 1rem 0; color: var(--color-primary); font-size: 2rem; font-weight: 900; }
.product-description { color: var(--color-muted); }
.shipping-info { margin: 1.25rem 0; padding: 1rem; border: 1px solid var(--color-gold-soft); border-radius: var(--radius-sm); background: #fff9ed; }
.shipping-info strong { color: var(--color-primary-dark); }
.product-start { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }

.order-layout { display: grid; gap: 28px; align-items: start; }
.order-form { display: grid; gap: 24px; }
.form-section { padding: 20px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-strong); box-shadow: var(--shadow-sm); }
.form-section-header { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.25rem; }
.step-number { display: grid; place-items: center; width: 36px; height: 36px; flex: 0 0 auto; border-radius: 50%; background: var(--color-primary); color: #fff; font-weight: 900; }
.form-section-header h2 { margin: 0; font-size: 1.25rem; }

.nameplate-wrap { position: relative; }
.nameplate-panel { display: grid; gap: 14px; }
.nameplate {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  padding: 36px 24px;
  border: 10px solid #8c3329;
  outline: 2px solid #d9b66f;
  outline-offset: -16px;
  border-radius: 4px;
  background: linear-gradient(90deg, #fffdfa, #f8f0e1 50%, #fffdfa);
  text-align: center;
  box-shadow: var(--shadow-md);
}
.nameplate::before, .nameplate::after { content: ""; position: absolute; left: 36px; right: 36px; height: 1px; background: var(--color-gold-soft); }
.nameplate::before { top: 78px; }
.nameplate::after { bottom: 78px; }
.nameplate-kicker { color: var(--color-muted); font-family: "Noto Serif TC", "PMingLiU", serif; font-size: 1rem; }
.nameplate-condolence { display: flex; justify-content: center; margin: 42px 0; color: #6f201b; font-family: "Noto Serif TC", "PMingLiU", serif; font-size: clamp(2rem, 8vw, 3.4rem); font-weight: 900; letter-spacing: .22em; writing-mode: vertical-rl; min-height: 180px; }
.nameplate-signature { white-space: pre-line; color: var(--color-ink); font-family: "Noto Serif TC", "PMingLiU", serif; font-size: 1rem; line-height: 1.8; }

.order-summary { padding: 20px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fffaf2; }
.summary-list { display: grid; gap: 0; margin: 0; }
.summary-row { display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: .7rem; padding: .65rem 0; border-bottom: 1px dashed var(--color-border); }
.summary-row dt { color: var(--color-muted); font-size: .88rem; }
.summary-row dd { margin: 0; overflow-wrap: anywhere; white-space: pre-line; font-weight: 700; }
.summary-row.total { align-items: center; border-bottom: 0; }
.summary-row.total dd { color: var(--color-primary); font-size: 1.35rem; font-weight: 900; }
.summary-actions { display: grid; gap: 10px; margin-top: 1rem; }

.guide-steps { display: grid; gap: 14px; counter-reset: guide; }
.guide-step { position: relative; padding: 1.2rem 1.2rem 1.2rem 4.4rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface-strong); counter-increment: guide; }
.guide-step::before { content: counter(guide); position: absolute; left: 1.1rem; top: 1.1rem; display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--color-primary); color: #fff; font-weight: 900; }
.guide-step h3 { margin-bottom: .3rem; }
.guide-step p { margin-bottom: 0; color: var(--color-muted); }

.faq-list { display: grid; gap: 10px; }
.faq-item { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface-strong); }
.faq-item summary { padding: 1rem 1.1rem; cursor: pointer; font-weight: 800; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; float: right; color: var(--color-primary); font-size: 1.4rem; line-height: 1; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin: 0; padding: 0 1.1rem 1.1rem; color: var(--color-muted); }

.error-page { min-height: 60vh; display: grid; place-items: center; text-align: center; }
.error-code { margin-bottom: .3rem; color: var(--color-primary); font-family: serif; font-size: clamp(5rem, 22vw, 10rem); font-weight: 900; line-height: 1; opacity: .14; }
.error-content { margin-top: -3rem; }

.site-footer { padding: 50px 0 24px; color: #eee3d5; background: #332b27; }
.footer-grid { display: grid; gap: 28px; }
.footer-brand .brand { margin-bottom: 1rem; }
.footer-brand .brand-mark { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.18); color: #e2b872; }
.footer-brand .brand-copy strong { color: #fff; }
.footer-brand .brand-copy small, .site-footer .muted { color: #bfb1a5; }
.site-footer h2 { margin-bottom: .8rem; color: #fff; font-size: 1rem; }
.footer-links { display: grid; gap: .45rem; margin: 0; padding: 0; list-style: none; font-size: .9rem; }
.footer-links a:hover { color: #e2b872; }
.footer-bottom { margin-top: 32px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); color: #ac9f95; font-size: .78rem; text-align: center; }

.toast {
  position: fixed;
  z-index: 500;
  right: 16px;
  bottom: 16px;
  max-width: min(360px, calc(100% - 32px));
  padding: .85rem 1rem;
  border-radius: 10px;
  background: var(--color-ink);
  color: #fff;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-danger); }

.hidden { display: none !important; }
.no-js-note { padding: .7rem 1rem; color: #fff; background: var(--color-danger); text-align: center; }

@media (max-width: 479px) {
  .shipping-callout { display: flex; width: 100%; flex-direction: column; }
  .hero-actions .btn { flex: 1 1 100%; }
}

@media (min-width: 480px) {
  .container { width: min(calc(100% - 40px), var(--container)); }
  .category-grid, .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-row.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-card-actions { grid-template-columns: 1fr 1fr; }
  .choice-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .section { padding: 82px 0; }
  .hero { padding: 72px 0; }
  .hero-grid { grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr); }
  .page-hero-grid { grid-template-columns: 1fr auto; }
  .process-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .process-step { grid-template-columns: 1fr; text-align: center; }
  .process-step::before { margin-inline: auto; }
  .service-banner-grid { grid-template-columns: 1.2fr 1fr; }
  .footer-grid { grid-template-columns: 1.35fr repeat(3, 1fr); }
  .product-detail-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .guide-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .summary-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  :root { --header-height: 138px; }
  .header-top { display: block; color: #f1e7dc; background: #3d332e; font-size: .8rem; }
  .header-top-inner { min-height: 36px; display: flex; justify-content: flex-end; align-items: center; gap: 1.2rem; }
  .header-top a { color: #fff; font-weight: 800; }
  .header-main { min-height: 66px; }
  .brand-mark { width: 48px; height: 48px; }
  .brand-copy strong { font-size: 1.08rem; }
  .menu-toggle, .header-contact-mobile { display: none; }
  .primary-nav { position: static; display: block; max-height: none; overflow: visible; padding: 0; border: 0; box-shadow: none; background: transparent; }
  .nav-list { display: flex; align-items: center; gap: .05rem; }
  .nav-link { min-height: 44px; padding-inline: .62rem; font-size: .86rem; }
  .advantage-strip .container { max-width: 1020px; }
  .advantage-item { display: flex; justify-content: center; gap: .5rem; font-size: .8rem; }
  .advantage-item strong { font-size: .9rem; }
  .home-main-grid { grid-template-columns: minmax(0, 1fr) 350px; }
  .quick-form-card { position: sticky; top: 154px; }
  .category-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .order-layout { grid-template-columns: minmax(0, 1.3fr) minmax(340px, .7fr); }
  .nameplate-panel { position: sticky; top: 154px; }
  .filters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1280px) {
  .nav-link { padding-inline: .8rem; font-size: .9rem; }
  .product-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .hero { min-height: 580px; display: grid; align-items: center; }
  .hero-product img { aspect-ratio: 1.28; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}