/* ============================================
   Subpage-specific styles
   ============================================ */

/* Page hero (smaller than home hero) */
.page-hero {
  padding-top: calc(var(--section-pad) + 60px);
  padding-bottom: calc(var(--section-pad) * 0.6);
  background: var(--cream);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-hero.has-bg {
  background: #000;
  color: #fff;
}
.page-hero.has-bg .bg-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.85);
}
.page-hero.has-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,20,20,0.15) 0%, rgba(20,20,20,0.55) 100%);
}
.page-hero.has-bg .container { position: relative; z-index: 2; }
.page-hero.has-bg h1 { color: #fff; }
.page-hero.has-bg .en { color: rgba(255,255,255,0.7); }
.page-hero.has-bg .breadcrumb,
.page-hero.has-bg .breadcrumb a,
.page-hero.has-bg .breadcrumb .current { color: rgba(255,255,255,0.85); }
.page-hero.has-bg .breadcrumb a:hover { color: #fff; }
.page-hero .container {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 40px;
}
.page-hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1.4;
  letter-spacing: 0.05em;
  margin-top: 18px;
}
.page-hero .en {
  display: block;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--ink-faint);
  margin-top: 16px;
  font-weight: 400;
}
.breadcrumb {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  text-transform: uppercase;
}
.breadcrumb a { color: var(--ink-faint); }
.breadcrumb a:hover { color: var(--leaf-dark); }
.breadcrumb .sep { margin: 0 12px; opacity: 0.5; }
.breadcrumb .current { color: var(--ink); }

/* Generic two-column block */
.duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.duo.reversed > :first-child { order: 2; }
.duo .duo-text p {
  margin-top: 22px;
  color: var(--ink-soft);
  line-height: 2.2;
  font-size: 17px;
}
.signature { text-align: right; margin-top: 20px !important; font-size: 15px; letter-spacing: 0.05em; font-weight: 700; }
.duo .duo-visual { position: relative; }
.duo .duo-visual .ph {
  aspect-ratio: 4/5;
  background-size: cover;
  background-position: center;
}
.duo .duo-visual .ph::after { display: none; }

/* Lead paragraph */
.lead-block {
  max-width: 720px;
  margin: 0 auto 70px;
  text-align: center;
}
.lead-block .eyebrow { justify-content: center; }
.lead-block h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.55;
  letter-spacing: 0.04em;
  margin: 20px 0;
}
.lead-block p {
  color: var(--ink-soft);
  line-height: 2.2;
  font-size: 16.5px;
}

/* Spec table */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 30px;
  font-size: 15.5px;
}
.spec-table th, .spec-table td {
  text-align: left;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.9;
}
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: 1px solid var(--line); }
.spec-table th {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--leaf-dark);
  font-weight: 500;
  width: 160px;
  padding-right: 24px;
}
.spec-table td { color: var(--ink); }

/* Step detail block (process page) */
.step-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 60px 0;
  border-top: 1px solid var(--line);
}
.step-block:first-of-type { border-top: 0; padding-top: 30px; }
.step-block.alt > :first-child { order: 2; }
.step-block .step-img {
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
}
.step-block .step-no {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--leaf-dark);
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--leaf);
  display: inline-block;
}
.step-block h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(24px, 2.6vw, 30px);
  letter-spacing: 0.05em;
  line-height: 1.55;
}
.step-block .step-desc {
  margin-top: 20px;
  color: var(--ink-soft);
  line-height: 2.2;
  font-size: 16.5px;
}
.step-block .step-meta {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  font-size: 14.5px;
}
.step-block .step-meta div span {
  display: block;
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--ink-faint);
  margin-bottom: 4px;
}

/* Product detail (products page) */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 70px 0;
  border-top: 1px solid var(--line);
}
.product-detail:first-of-type { border-top: 0; padding-top: 40px; }
.product-detail.alt > :first-child { order: 2; }
.product-detail .pd-img {
  aspect-ratio: 1;
  background-size: cover;
  background-position: center;
}
.product-detail .pd-tag {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--leaf-dark);
  margin-bottom: 14px;
}
.product-detail h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 3.2vw, 38px);
  letter-spacing: 0.05em;
  line-height: 1.45;
}
.product-detail p.desc {
  margin-top: 22px;
  color: var(--ink-soft);
  line-height: 2.2;
  font-size: 16.5px;
}
.product-detail .pd-tags {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.product-detail .pd-tags span {
  font-family: var(--serif);
  font-size: 13.5px;
  letter-spacing: 0.12em;
  padding: 6px 14px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

/* Quality / cards on quality page */
.quality-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 40px;
}
.quality-card {
  background: var(--cream);
  padding: 44px 36px;
}
.quality-img {
  aspect-ratio: 16/10;
  margin: -44px -36px 28px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.quality-icon {
  aspect-ratio: 16/10;
  margin: -44px -36px 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.quality-icon-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.quality-icon-circle svg { width: 88px; height: 88px; }
.quality-icon svg {
  width: 64px;
  height: 64px;
  color: var(--leaf);
}
.quality-card .num {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--leaf-dark);
  margin-bottom: 16px;
}
.quality-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
  line-height: 1.55;
}
.quality-card p {
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 2.05;
}

/* Business flow steps */
.biz-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
  position: relative;
}
.biz-flow-step {
  padding: 36px 28px;
  background: #fff;
  border: 1px solid var(--line);
  position: relative;
}
.biz-flow-step .num {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--leaf);
  margin-bottom: 14px;
}
.biz-flow-step h4 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.biz-flow-step p {
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 2;
}

/* FAQ */
.faq-list { margin-top: 50px; }
.faq {
  border-top: 1px solid var(--line);
  padding: 26px 0;
}
.faq:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  font-family: var(--serif);
  font-size: 17.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "Q.";
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--leaf-dark);
  font-weight: 500;
  flex-shrink: 0;
}
.faq summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--sans);
  font-size: 22px;
  color: var(--ink-faint);
  font-weight: 300;
  transition: transform .3s ease;
}
.faq[open] summary::after { transform: rotate(45deg); }
.faq .a {
  margin-top: 18px;
  padding-left: 38px;
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 2.05;
}

/* News list page */
.news-page-list .news-item { grid-template-columns: 140px 120px 1fr 20px; }

/* CTA banner */
.cta-banner {
  background: var(--leaf-deep);
  color: #fff;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      135deg,
      rgba(255,255,255,0.025) 0,
      rgba(255,255,255,0.025) 1px,
      transparent 1px,
      transparent 14px
    );
}
.cta-banner .container { position: relative; }
.cta-banner .eyebrow {
  color: oklch(0.82 0.1 50);
  justify-content: center;
}
.cta-banner .eyebrow::before { background: oklch(0.82 0.1 50); }
.cta-banner h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(26px, 3.2vw, 38px);
  letter-spacing: 0.05em;
  margin: 20px 0 16px;
  line-height: 1.5;
}
.cta-banner p {
  color: rgba(255,255,255,0.78);
  margin-bottom: 32px;
  font-size: 16.5px;
  line-height: 2.1;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}
.cta-banner .btn {
  background: #fff;
  color: var(--leaf-deep);
}
.cta-banner .btn:hover { background: var(--cream); }

/* Responsive */
@media (max-width: 980px) {
  .duo, .step-block, .product-detail { grid-template-columns: 1fr; gap: 40px; }
  .duo.reversed > :first-child, .step-block.alt > :first-child, .product-detail.alt > :first-child { order: 0; }
  .biz-flow { grid-template-columns: 1fr 1fr; }
  .quality-list { grid-template-columns: 1fr; }
  .page-hero .container { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .biz-flow { grid-template-columns: 1fr; }
  .spec-table th { width: 110px; padding-right: 14px; }
}