:root {
  color-scheme: light;
  --color-primary: #9c7a45;
  --color-primary-strong: #7c5f33;
  --color-background: #faf6ee;
  --color-surface: #fffdf7;
  --color-text: #221e17;
  --color-muted-text: #77705f;
  --color-border: #e7ddc9;
  --color-ink: #201c15;
  --color-ink-text: #f2ecdd;
  --color-ink-muted: #b7ad97;
  --color-focus: #8a6a35;
  --font-body: ui-sans-serif, system-ui, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-display: Georgia, "Times New Roman", serif;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --space-unit: 0.25rem;
  --content-width: 76rem;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-body);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  line-height: 1.6;
}

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

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

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

.skip-link {
  left: 1rem;
  position: fixed;
  top: 1rem;
  transform: translateY(-200%);
  z-index: 100;
  background: var(--color-surface);
  padding: 0.5rem 1rem;
}

.skip-link:focus {
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- shared shell ---------- */

.wrap {
  max-width: var(--color-content, var(--content-width));
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary-strong);
  font-weight: 600;
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  border: 1px solid var(--color-text);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  transition: background 0.2s ease, color 0.2s ease;
}

.btn-solid {
  background: var(--color-text);
  color: var(--color-ink-text);
}

.btn-solid:hover {
  background: var(--color-primary-strong);
  border-color: var(--color-primary-strong);
}

.btn-ghost {
  color: var(--color-text);
}

.btn-ghost:hover {
  border-color: var(--color-primary-strong);
  color: var(--color-primary-strong);
}

.rule {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 0;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 0.9rem;
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--color-text);
  margin-right: auto;
}

.wordmark span {
  color: var(--color-primary);
}

.site-nav {
  display: flex;
  gap: 1.6rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  padding-block: 0.25rem;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover {
  border-bottom-color: var(--color-primary);
  color: var(--color-primary-strong);
}

.header-cta {
  padding: 0.6rem 1.3rem;
  font-size: 0.85rem;
}

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

.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 5.5vw, 4.3rem);
  line-height: 1.08;
  margin: 0.9rem 0 1.2rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--color-primary-strong);
}

.hero p.lede {
  font-size: 1.08rem;
  color: var(--color-muted-text);
  max-width: 34rem;
  margin: 0 0 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero figure {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
}

.hero figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

/* ---------- ticker ---------- */

.ticker {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
}

.ticker .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-block: 0.9rem;
}

.ticker span {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.98rem;
  color: var(--color-muted-text);
  white-space: nowrap;
}

/* ---------- products ---------- */

.products {
  padding-block: clamp(3rem, 7vw, 5rem);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.2rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  margin: 0.5rem 0 0;
}

.section-head p {
  color: var(--color-muted-text);
  max-width: 26rem;
  margin: 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.product-card:hover {
  box-shadow: 0 14px 34px rgba(34, 30, 23, 0.10);
  transform: translateY(-3px);
}

.product-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.product-body {
  padding: 1.1rem 1.15rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.product-cat {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary-strong);
  font-weight: 600;
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.28rem;
  margin: 0;
}

.product-desc {
  font-size: 0.88rem;
  color: var(--color-muted-text);
  margin: 0;
  flex: 1;
}

.inquire {
  margin-top: 0.7rem;
  font-size: 0.88rem;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: 0.03em;
  align-self: flex-start;
  border-bottom: 1px solid var(--color-primary);
  padding-bottom: 1px;
}

.inquire:hover {
  color: var(--color-primary-strong);
}

.catalog-note {
  margin-top: 2.4rem;
  text-align: center;
  color: var(--color-muted-text);
}

.catalog-note a {
  color: var(--color-text);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--color-primary);
}

.catalog-note a:hover {
  color: var(--color-primary-strong);
}

/* ---------- dark band: OEM/ODM ---------- */

.band {
  background: var(--color-ink);
  color: var(--color-ink-text);
  padding-block: clamp(3rem, 7vw, 5rem);
}

.band .eyebrow {
  color: var(--color-primary);
}

.band h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  margin: 0.5rem 0 0.8rem;
}

.band .band-lede {
  color: var(--color-ink-muted);
  max-width: 40rem;
  margin: 0 0 2.6rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(242, 236, 221, 0.16);
  border: 1px solid rgba(242, 236, 221, 0.16);
}

.service {
  background: var(--color-ink);
  padding: 1.8rem 1.6rem 2rem;
}

.service .no {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.service h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.35rem;
  margin: 0.5rem 0 0.6rem;
}

.service p {
  color: var(--color-ink-muted);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- quality ---------- */

.quality {
  padding-block: clamp(3rem, 6vw, 4.5rem);
}

.quality .wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.quality h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  margin: 0.5rem 0 0.8rem;
}

.quality p {
  color: var(--color-muted-text);
  margin: 0;
}

.badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.badges li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 1.2rem 1.3rem;
}

.badges .badge-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.badges .badge-desc {
  font-size: 0.82rem;
  color: var(--color-muted-text);
}

/* ---------- about ---------- */

.about {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.about .wrap {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 5vw, 4rem);
}

.about h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  margin: 0.5rem 0 0;
}

.about p {
  color: var(--color-muted-text);
  margin: 0 0 1rem;
}

/* ---------- contact ---------- */

.contact {
  background: var(--color-ink);
  color: var(--color-ink-text);
  padding-block: clamp(3.5rem, 8vw, 6rem);
  text-align: center;
}

.contact h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 4.5vw, 3.2rem);
  margin: 0.6rem 0 1rem;
}

.contact .eyebrow {
  color: var(--color-primary);
}

.contact p {
  color: var(--color-ink-muted);
  max-width: 34rem;
  margin: 0 auto 2.2rem;
}

.contact-cards {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.contact-card {
  border: 1px solid rgba(242, 236, 221, 0.2);
  border-radius: var(--radius-md);
  padding: 1rem 1.6rem;
  text-align: left;
}

.contact-card .label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.contact-card .value {
  font-family: var(--font-display);
  font-size: 1.12rem;
  color: var(--color-ink-text);
}

.contact .btn {
  border-color: var(--color-ink-text);
  color: var(--color-ink-text);
}

.contact .btn:hover {
  background: var(--color-primary-strong);
  border-color: var(--color-primary-strong);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: 2rem;
}

.site-footer .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-footer .wordmark {
  font-size: 1.15rem;
}

.site-footer nav {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-right: auto;
}

.site-footer nav a {
  color: var(--color-muted-text);
  text-decoration: none;
  font-size: 0.85rem;
}

.site-footer nav a:hover {
  color: var(--color-primary-strong);
}

.site-footer small {
  color: var(--color-muted-text);
}

/* ---------- product detail ---------- */

.breadcrumb {
  font-size: 0.82rem;
  color: var(--color-muted-text);
  padding-block: 1.2rem 0;
}

.breadcrumb a {
  color: var(--color-muted-text);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-primary-strong);
}

.pdp-hero .wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  padding-block: 1.5rem clamp(3rem, 6vw, 4.5rem);
  align-items: start;
}

.pdp-hero figure {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  position: sticky;
  top: 5.5rem;
}

.pdp-hero figure img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.pdp-hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  margin: 0.5rem 0 0.2rem;
  line-height: 1.1;
}

.pdp-hero .inci {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-muted-text);
  font-size: 1.05rem;
  margin: 0 0 1.2rem;
}

.pdp-hero .pitch {
  color: var(--color-muted-text);
  max-width: 34rem;
  margin: 0 0 1.8rem;
}

.fact-list {
  border-block: 1px solid var(--color-border);
  margin: 0 0 2rem;
}

.fact-list .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.2rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.fact-list .row:last-child {
  border-bottom: 0;
}

.fact-list dt {
  color: var(--color-muted-text);
}

.fact-list dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
}

.pdp-section {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.pdp-section h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  margin: 0.5rem 0 1.6rem;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.95rem;
}

.spec-table th,
.spec-table td {
  text-align: left;
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--color-border);
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
  border-bottom: 0;
}

.spec-table th {
  color: var(--color-muted-text);
  font-weight: 500;
  width: 34%;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.benefit-grid li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 1.4rem 1.4rem 1.6rem;
}

.benefit-grid .no {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.benefit-grid h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.2rem;
  margin: 0.4rem 0 0.5rem;
}

.benefit-grid p {
  font-size: 0.9rem;
  color: var(--color-muted-text);
  margin: 0;
}

.docs-strip {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.doc-card {
  flex: 1 1 12rem;
  border: 1px solid rgba(242, 236, 221, 0.2);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
}

.doc-card .label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.doc-card .name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-ink-text);
  margin-top: 0.2rem;
}

/* ---------- responsive ---------- */

@media (max-width: 62rem) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-grid,
  .quality .wrap,
  .about .wrap,
  .pdp-hero .wrap {
    grid-template-columns: 1fr;
  }

  .benefit-grid {
    grid-template-columns: 1fr;
  }

  .pdp-hero figure {
    position: static;
  }

  .pdp-hero figure img {
    aspect-ratio: 4 / 3;
  }

  .hero .wrap {
    grid-template-columns: 1fr;
  }

  .hero figure {
    order: -1;
  }

  .hero figure img {
    aspect-ratio: 4 / 3;
  }
}

@media (max-width: 36rem) {
  .product-grid {
    grid-template-columns: 1fr;
  }

  .badges {
    grid-template-columns: 1fr;
  }
}