/* ============================================================
   Nonwoven slippers site — pure white / cool grey / action blue
   Layout rhythm adapted from white-design handoff (ESCO structure only; no brand assets).
   No cream / mist-blue / wood blocks. System sans only.
   ============================================================ */

:root {
  --white: #FFFFFF;
  --canvas: #F5F5F7;
  --ink: #1D1D1F;
  --mute: #6E6E73;
  --faint: #86868B;
  --line: #D2D2D7;
  --line-soft: #E8E8ED;
  --action: #0071E3;
  --action-hover: #0077ED;
  --danger: #B00020;
  --focus: #0071E3;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1.0625rem;
  --fs-md: 1.1875rem;
  --fs-lg: 1.5rem;
  --fs-xl: clamp(1.65rem, 2.2vw, 2.25rem);
  --fs-hero: clamp(2rem, 3.4vw, 3rem);
  --lh-tight: 1.1;
  --lh-body: 1.5;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2.5rem;
  --space-7: 4rem;
  --space-8: 5.5rem;
  --gutter: 1.5rem;
  --max: 1120px;
  --radius-pill: 980px;
  --radius-sm: 12px;
  --header-h: 3.25rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--action); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--white);
  padding: var(--space-2) var(--space-4);
  z-index: 1000;
}
.skip-link:focus { left: var(--space-2); top: var(--space-2); }

.wrap {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
}

/* ---------- Header (ESCO: compact bar + primary request) ---------- */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-soft);
  position: sticky;
  top: 0;
  z-index: 60;
}

.header-inner {
  width: min(100% - (var(--gutter) * 2), var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-h);
  padding: 0.4rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  text-decoration: none;
  color: var(--ink);
  min-width: 0;
}
.brand:hover { text-decoration: none; color: var(--ink); }
.brand-name {
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}
.brand-tag {
  font-size: 0.6875rem;
  color: var(--mute);
  overflow-wrap: anywhere;
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  border-radius: 8px;
  padding: 0.55rem 0.85rem;
  cursor: pointer;
  color: var(--ink);
  font: inherit;
  font-size: var(--fs-sm);
  min-height: 44px;
  min-width: 44px;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.2rem 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.site-nav a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.8125rem;
  opacity: 0.9;
  padding: 0.35rem 0;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] { opacity: 1; text-decoration: none; }
.nav-cta {
  display: inline-flex !important;
  align-items: center;
  background: var(--action) !important;
  color: #fff !important;
  opacity: 1 !important;
  padding: 0.45rem 0.95rem !important;
  border-radius: var(--radius-pill);
  font-weight: 500 !important;
  font-size: 0.8125rem !important;
  min-height: 36px;
}
.nav-cta:hover { background: var(--action-hover) !important; text-decoration: none !important; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border-radius: var(--radius-pill);
  padding: 0.7rem 1.25rem;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.2;
  min-height: 44px;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--action); color: #fff; }
.btn-primary:hover { background: var(--action-hover); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--mute); color: var(--ink); }

.text-link {
  color: var(--action);
  font-size: 0.95rem;
  font-weight: 400;
}
.text-link:hover { text-decoration: underline; }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-4);
}

.eyebrow {
  margin: 0 0 var(--space-3);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ---------- Home hero: ESCO left copy + right product ---------- */
.hero {
  padding: var(--space-7) 0 var(--space-6);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--space-6) var(--space-7);
  align-items: center;
}
.hero-copy h1 {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-hero);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: var(--lh-tight);
  color: var(--ink);
}
.hero-intro {
  margin: 0 0 var(--space-5);
  font-size: var(--fs-md);
  color: var(--mute);
  max-width: 36rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.hero-download {
  display: inline-block;
  margin-bottom: var(--space-5);
  font-size: var(--fs-sm);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line-soft);
  max-width: 32rem;
}
.hero-stats div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.hero-stats strong {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hero-stats span {
  font-size: var(--fs-xs);
  color: var(--mute);
  line-height: 1.35;
}

.hero-picture {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--canvas);
  border-radius: 18px;
  padding: var(--space-5);
  overflow: hidden;
}
.hero-picture:hover { text-decoration: none; }
.hero-picture img {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}
.photo-caption {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-4);
  font-size: var(--fs-xs);
  color: var(--mute);
}
.photo-caption .quiet { color: var(--faint); }

/* ---------- Sections ---------- */
.section {
  padding: var(--space-7) 0;
}
.section-canvas { background: var(--canvas); }
.section-heading {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: end;
  margin-bottom: var(--space-6);
}
.section-heading h2 {
  margin: 0;
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.section-heading p,
.section-lede {
  margin: var(--space-3) 0 0;
  color: var(--mute);
  font-size: var(--fs-base);
  max-width: 40rem;
}

/* Specs dl — ESCO model-details rhythm */
.specifications h2 {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.spec-intro {
  margin: 0 0 var(--space-6);
  color: var(--mute);
  max-width: 36rem;
}
.spec-dl {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.spec-dl > div {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr;
  gap: var(--space-4);
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.spec-dl dt {
  margin: 0;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
}
.spec-dl dd {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--mute);
}
.spec-dl .pending { color: var(--faint); font-style: italic; }

/* Config / verify options — 3 compact columns like ESCO options-grid */
.options-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}
.options-grid article {
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
}
.options-grid span {
  display: block;
  font-size: var(--fs-xs);
  color: var(--faint);
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.options-grid h3 {
  margin: 0 0 var(--space-2);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.options-grid p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--mute);
}

/* Quiet CTA strip (no large dark block) */
.cta-strip {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: var(--space-7) 0;
}
.cta-strip-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-5);
  align-items: center;
}
.cta-strip h2 {
  margin: 0 0 var(--space-2);
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.cta-strip p {
  margin: 0;
  color: var(--mute);
  max-width: 34rem;
  font-size: var(--fs-base);
}
.cta-strip-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.sample-note {
  margin: var(--space-4) 0 0;
  font-size: var(--fs-xs);
  color: var(--faint);
}

/* ---------- Product detail: ESCO gallery | summary ---------- */
.breadcrumb {
  padding: var(--space-4) 0 0;
  font-size: var(--fs-xs);
  color: var(--faint);
}
.breadcrumb a { color: var(--mute); }

.product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.95fr);
  gap: var(--space-6) var(--space-7);
  padding: var(--space-5) 0 var(--space-7);
  align-items: start;
}

.gallery {
  background: var(--canvas);
  border-radius: 18px;
  padding: var(--space-5);
}
.gallery-main {
  margin: 0;
}
.gallery-main img {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
}
.thumbnails {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.thumbnails figure {
  margin: 0;
  background: var(--white);
  border-radius: 10px;
  padding: var(--space-3);
  text-align: center;
}
.thumbnails figcaption {
  margin-top: var(--space-2);
  font-size: 0.6875rem;
  color: var(--faint);
}

.product-summary h1 {
  margin: 0 0 var(--space-2);
  font-size: clamp(1.75rem, 2.8vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.12;
}
.product-subtitle {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-md);
  color: var(--mute);
}
.product-summary .intro {
  margin: 0 0 var(--space-4);
  color: var(--mute);
  font-size: var(--fs-base);
}
.key-facts {
  margin: 0 0 var(--space-5);
  padding: 0 0 0 1.1rem;
  color: var(--ink);
  font-size: var(--fs-sm);
}
.key-facts li { margin: 0.35rem 0; }

.panel-description {
  margin: var(--space-5) 0 0;
  border-top: 1px solid var(--line-soft);
  padding-top: var(--space-4);
}
.panel-description summary {
  cursor: pointer;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}
.panel-description summary::-webkit-details-marker { display: none; }
.panel-description summary::after { content: " +"; color: var(--faint); }
.panel-description[open] summary::after { content: " −"; }
.panel-description div {
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--mute);
  line-height: 1.55;
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 40rem;
}
.checklist li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-sm);
  color: var(--mute);
  padding-left: 1.1rem;
  position: relative;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line);
}
.checklist li:first-child { border-top: 1px solid var(--line); }

/* ---------- Contact ---------- */
.contact-intro {
  padding: var(--space-6) 0 var(--space-5);
  max-width: 40rem;
}
.contact-intro h1 {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.contact-intro p {
  margin: 0;
  color: var(--mute);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.2fr);
  gap: var(--space-7);
  align-items: start;
  padding-bottom: var(--space-8);
}

.side-block h2 {
  margin: 0 0 var(--space-4);
  font-size: 1rem;
  font-weight: 600;
}
.side-block + .side-block { margin-top: var(--space-6); }

.channel-list,
.link-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.channel-list li {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-sm);
}
.channel-list li:first-child { border-top: 1px solid var(--line); }
.channel-list span { color: var(--faint); font-size: var(--fs-xs); }
.channel-list strong { color: var(--ink); font-weight: 500; }
.link-list li { padding: 0.4rem 0; }
.link-list a { font-size: var(--fs-sm); }

.form-card {
  background: var(--canvas);
  border-radius: 18px;
  padding: var(--space-6);
}
.form-preview-note {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-xs);
  color: var(--faint);
}
.form-card h2 {
  margin: 0 0 var(--space-5);
  font-size: var(--fs-lg);
  font-weight: 600;
  letter-spacing: -0.015em;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.form-field { display: flex; flex-direction: column; gap: 0.35rem; }
.form-field.full { grid-column: 1 / -1; }
.form-field label {
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--ink);
}
.form-field .hint { color: var(--faint); font-weight: 400; }
.form-field input,
.form-field select,
.form-field textarea {
  font: inherit;
  font-size: var(--fs-sm);
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
  min-height: 44px;
  width: 100%;
}
.form-field textarea { min-height: 96px; resize: vertical; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--action);
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.18);
}
.field-invalid { border-color: var(--danger) !important; }
.error-text {
  min-height: 1rem;
  font-size: 0.75rem;
  color: var(--danger);
}
.form-actions { margin-top: var(--space-5); }
.form-result {
  display: none;
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: var(--white);
  border-radius: 10px;
  font-size: var(--fs-sm);
  color: var(--mute);
  border: 1px solid var(--line);
}
.form-result.is-visible { display: block; }
.form-result.is-success {
  border-color: #34C759;
  background: #F2FBF4;
}
.form-result.is-error {
  border-color: var(--danger);
  background: #FFF5F6;
}
.form-result strong {
  display: block;
  color: var(--ink);
  margin-bottom: 0.25rem;
}
.form-result a { color: var(--action); }
.form-actions .btn[disabled] {
  opacity: 0.65;
  cursor: wait;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--line-soft);
  background: var(--white);
  padding: var(--space-6) 0 var(--space-5);
  color: var(--mute);
  font-size: var(--fs-xs);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.footer-grid h3 {
  margin: 0 0 var(--space-3);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink);
}
.footer-grid p { margin: 0; max-width: 28ch; line-height: 1.5; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin: 0.35rem 0; }
.footer-grid a { color: var(--mute); text-decoration: none; }
.footer-grid a:hover { color: var(--ink); text-decoration: underline; }
.footer-note {
  padding-top: var(--space-4);
  border-top: 1px solid var(--line-soft);
  color: var(--faint);
}

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  .hero-grid,
  .product-detail,
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .options-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .cta-strip-inner { flex-direction: column; align-items: stretch; }
}

@media (max-width: 834px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--line-soft);
    padding: var(--space-3) var(--gutter) var(--space-4);
  }
  .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav a {
    display: block;
    padding: 0.85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--line-soft);
    min-height: 44px;
  }
  .site-nav li:last-child a { border-bottom: 0; }
  .nav-cta {
    margin-top: 0.5rem !important;
    justify-content: center;
    width: 100%;
  }

  .hero { padding-top: var(--space-5); }
  .hero-copy h1 { font-size: clamp(2rem, 8vw, 2.5rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }

  .spec-dl > div { grid-template-columns: 1fr; gap: 0.25rem; }
  .thumbnails { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: var(--space-5); }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: var(--space-6) 0; }
}

@media (max-width: 480px) {
  :root { --gutter: 1.125rem; }
  .brand-tag { display: none; }
}

/* ---------- Site adaptations (6-page IA + about/privacy) ---------- */
.container { width: min(100% - (var(--gutter) * 2), var(--max)); margin-inline: auto; }
.footer-inner { width: min(100% - (var(--gutter) * 2), var(--max)); margin-inline: auto; }
.site-header { position: sticky; }

.hero-picture img,
.gallery-main img,
.thumbnails img,
.product-media img,
.sample-visual img {
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
}

.page-title {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
}
.lede {
  margin: 0 0 var(--space-6);
  color: var(--mute);
  font-size: var(--fs-base);
  max-width: 40rem;
}

.panel {
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  padding: var(--space-5);
}
.panel h2 {
  margin: 0 0 var(--space-4);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.panel p,
.panel li {
  color: var(--mute);
  font-size: var(--fs-sm);
}
.panel + .panel { margin-top: var(--space-4); }

.split-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.notice-banner {
  margin: 0 0 var(--space-5);
  padding: var(--space-4) var(--space-5);
  background: var(--canvas);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  color: var(--mute);
  font-size: var(--fs-sm);
}
.notice-banner strong { color: var(--ink); }

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--mute); color: var(--ink); }

.product-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: var(--space-6);
  align-items: center;
  padding: var(--space-5) 0 var(--space-7);
}
.product-media {
  display: block;
  background: var(--canvas);
  border-radius: 18px;
  padding: var(--space-5);
  text-decoration: none;
  color: inherit;
}
.product-media:hover { text-decoration: none; }
.product-media img {
  max-width: 520px;
  margin: 0 auto;
}

.sku-list {
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
}
.sku-list li {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: var(--space-3);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-sm);
  align-items: baseline;
}
.sku-list li:first-child { border-top: 1px solid var(--line); }
.sku-list span { color: var(--faint); font-size: var(--fs-xs); }
.sku-list strong { color: var(--ink); font-weight: 500; }

.privacy-stack .panel { margin-bottom: var(--space-4); }
.privacy-stack .panel:last-child { margin-bottom: 0; }

.footer-note .design-preview-label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--faint);
}

@media (max-width: 900px) {
  .split-2,
  .product-card { grid-template-columns: 1fr; }
}

@media (max-width: 834px) {
  .sku-list li { grid-template-columns: 1fr; gap: 0.2rem; }
}


/* ---------- QA fixes (white final report) ---------- */
#inquiry,
#specifications,
#sample-checklist,
#logo-customisation,
#main {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.split-2 {
  align-items: start;
}
.split-2 > .panel + .panel {
  margin-top: 0;
}

.gallery-main {
  margin: 0;
  aspect-ratio: 1.3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 0;
}
.gallery-main img {
  width: 100%;
  max-width: 560px;
  max-height: 100%;
  margin: 0 auto;
  object-fit: contain;
  object-position: center;
}
.gallery-caption {
  margin-top: var(--space-3);
  font-size: var(--fs-xs);
  color: var(--faint);
  text-align: center;
}

.thumbnails {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.gallery-thumb {
  margin: 0;
  padding: var(--space-3);
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  text-align: center;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
}
.gallery-thumb img {
  width: 100%;
  height: auto;
  max-height: 4.5rem;
  object-fit: contain;
  pointer-events: none;
}
.gallery-thumb span {
  font-size: 0.6875rem;
  color: var(--faint);
}
.gallery-thumb:hover,
.gallery-thumb:focus-visible {
  border-color: var(--action);
}
.gallery-thumb[aria-pressed="true"] {
  border-color: var(--action);
  box-shadow: 0 0 0 2px rgba(0, 113, 227, 0.18);
}
.gallery-thumb[aria-pressed="true"] span {
  color: var(--ink);
  font-weight: 600;
}

.product-detail .gallery { order: 1; }
.product-detail .product-summary { order: 2; }

@media (max-width: 900px) {
  .product-detail .product-summary { order: 1; }
  .product-detail .gallery { order: 2; }

  .thumbnails {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
    gap: var(--space-3);
    padding-bottom: var(--space-2);
    grid-template-columns: none;
  }
  .gallery-thumb {
    flex: 0 0 auto;
    width: 6.25rem;
  }
  .gallery-thumb img { max-height: 3.5rem; }
}

@media (max-width: 768px) {
  .header-cta {
    display: none !important;
  }
}

@media (max-width: 900px) {
  .split-2 > .panel + .panel {
    margin-top: 0;
  }
}