:root {
  --ink: #171914;
  --muted: #6f716a;
  --paper: #f8f7f3;
  --paper-deep: #f0efe8;
  --red: #c92f1d;
  --yellow: #f5b313;
  --line: #d7d7cf;
  --serif: 'Noto Serif SC', 'Songti SC', STSong, serif;
  --sans: 'Noto Sans SC', 'PingFang SC', sans-serif;
  --mono: 'DM Mono', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
.skip-link { position: fixed; z-index: 20; left: 1rem; top: -4rem; padding: .7rem .95rem; background: var(--ink); color: #fff; }
.skip-link:focus { top: 1rem; }
.eyebrow { margin: 0; color: var(--muted); font: .68rem/1.2 var(--mono); letter-spacing: .1em; }

.site-header { width: min(1360px, calc(100% - 4rem)); height: 78px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-size: 1rem; font-weight: 800; letter-spacing: .04em; }
.brand-mark { width: 34px; height: 34px; object-fit: contain; }
.brand-name { display: grid; grid-template-rows: auto auto; row-gap: .12rem; }
.brand small { color: var(--muted); font: .44rem/1 var(--mono); letter-spacing: .11em; }
.site-nav { display: flex; gap: 2.5rem; font-size: .76rem; font-weight: 600; }
.site-nav a { position: relative; padding: .45rem 0; }
.site-nav a::after { content: ''; position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: right; transition: transform .22s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.menu-button { display: none; border: 0; padding: .5rem 0; background: transparent; }
.menu-button span { display: block; width: 28px; height: 2px; margin: 5px; background: var(--ink); }

.hero { width: min(1360px, calc(100% - 4rem)); min-height: 650px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, .82fr) minmax(420px, 1.18fr); align-items: stretch; border-bottom: 1px solid var(--line); }
.hero-copy { padding: clamp(5rem, 10vw, 10.5rem) clamp(2rem, 5vw, 6.3rem) 4rem 0; display: flex; flex-direction: column; align-items: flex-start; }
.hero h1 { max-width: 700px; margin: 1.35rem 0 1.75rem; font: 700 clamp(3.25rem, 5.15vw, 5.9rem)/1.18 var(--serif); letter-spacing: -.065em; }
.hero h1 span { color: var(--red); }
.hero-intro { max-width: 430px; margin: 0; color: #5d5f59; font-size: .98rem; line-height: 2; }
.primary-link { margin-top: 2rem; display: inline-flex; align-items: center; gap: 2rem; padding: .9rem 1.1rem; color: #fff; background: var(--red); font-size: .82rem; font-weight: 700; transition: background .2s, transform .2s; }
.primary-link:hover, .primary-link:focus-visible { background: #a92517; transform: translateY(-2px); }
.primary-link span { font-size: 1.1rem; }
.hero-principles { display: grid; grid-template-columns: repeat(3, 1fr); width: min(100%, 420px); margin: auto 0 0; padding-top: 2rem; border-top: 1px solid var(--line); }
.hero-principles div { display: grid; gap: .35rem; }
.hero-principles dt { color: var(--red); font: .63rem var(--mono); }
.hero-principles dd { margin: 0; font-size: .72rem; font-weight: 600; }
.hero-image { min-height: 650px; margin: 0; overflow: hidden; background: var(--paper-deep); }
.hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: 84% center; }

.products-section { width: min(1180px, calc(100% - 4rem)); margin: 0 auto; padding: 8.5rem 0; }
.section-topline { display: flex; align-items: baseline; justify-content: space-between; padding-bottom: 1.4rem; border-bottom: 1px solid var(--ink); }
.section-topline > p:last-child { margin: 0; color: var(--muted); font-size: .84rem; }
.product { display: grid; grid-template-columns: minmax(270px, .78fr) minmax(400px, 1.22fr); align-items: center; gap: clamp(3rem, 8vw, 8.4rem); padding: 5.75rem 0; border-bottom: 1px solid var(--line); }
.product-pindou { grid-template-columns: minmax(400px, 1.22fr) minmax(270px, .78fr); }
.product-copy { max-width: 390px; }
.product-kicker { margin: 0 0 1.45rem; color: var(--muted); font: .67rem/1.2 var(--mono); letter-spacing: .08em; }
.product-kicker span { display: inline-block; margin-right: .55rem; color: var(--red); }
.product h2 { margin: 0; font: 700 clamp(2.6rem, 4vw, 4.35rem)/1.15 var(--serif); letter-spacing: -.07em; }
.product-lead { margin: 1rem 0 .7rem; font: 600 1.22rem/1.5 var(--serif); }
.product-body { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.95; }
.product ul { display: grid; gap: .55rem; margin: 1.9rem 0; padding: 0; list-style: none; font-size: .82rem; line-height: 1.6; }
.product li::before { content: '—'; margin-right: .55rem; color: var(--red); }
.status { display: inline-block; padding: .42rem .62rem; border: 1px solid var(--line); color: var(--muted); font: .62rem var(--mono); letter-spacing: .06em; }
.status-warm { color: #8b6200; border-color: #dfc171; }
.product-image { height: clamp(350px, 38vw, 510px); margin: 0; overflow: hidden; background: var(--paper-deep); }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product:hover .product-image img { transform: scale(1.025); }

.belief-section { padding: 7.5rem max(2rem, calc((100vw - 1180px) / 2)); color: #f9f8f3; background: var(--ink); }
.eyebrow-light { color: #aaa9a0; }
.belief-copy > p:last-child { max-width: 1050px; margin: 1.5rem 0 0; font: 700 clamp(2.6rem, 4.65vw, 5rem)/1.3 var(--serif); letter-spacing: -.07em; }
.belief-copy > p span { color: var(--yellow); }
.belief-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; margin-top: 5rem; border-top: 1px solid #44463f; }
.belief-grid article { padding-top: 1.2rem; }
.belief-grid b { display: block; margin-bottom: .7rem; color: var(--yellow); font: .9rem var(--serif); }
.belief-grid span { color: #c5c5be; font-size: .84rem; }

.contact-section { width: min(1180px, calc(100% - 4rem)); margin: 0 auto; padding: 8rem 0; display: grid; grid-template-columns: 1.1fr .9fr; gap: 7rem; align-items: end; }
.contact-section h2 { margin: 1.4rem 0 0; font: 700 clamp(2.3rem, 4vw, 4.25rem)/1.3 var(--serif); letter-spacing: -.065em; }
.contact-info { padding-bottom: .3rem; }
.contact-info p { max-width: 410px; margin: 0 0 2.4rem; color: var(--muted); font-size: .95rem; line-height: 1.95; }
.mail-link { display: inline-flex; align-items: center; gap: 2rem; padding-bottom: .75rem; border-bottom: 1px solid var(--ink); font: .82rem var(--mono); transition: color .2s, gap .2s; }
.mail-link:hover, .mail-link:focus-visible { gap: 2.5rem; color: var(--red); }
.mail-link span { font-size: 1.1rem; }

.site-footer { width: min(1360px, calc(100% - 4rem)); min-height: 112px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 1.5rem; border-top: 1px solid var(--line); }
.site-footer > p { margin: 0; color: var(--muted); font-size: .72rem; }
.site-footer > small { color: var(--muted); text-align: right; font: .58rem var(--mono); }

@media (max-width: 980px) {
  .site-header, .hero, .site-footer { width: min(100% - 2.5rem, 680px); }
  .site-header { height: 68px; }
  .site-nav { position: absolute; z-index: 5; top: 68px; right: 1.25rem; left: 1.25rem; display: none; padding: 1rem 1.2rem; background: #fff; border: 1px solid var(--line); box-shadow: 0 14px 30px rgba(23, 25, 20, .08); }
  .site-nav.is-open { display: grid; gap: .65rem; }
  .menu-button { display: block; }
  .hero { min-height: 0; grid-template-columns: 1fr; }
  .hero-copy { min-height: 540px; padding: 4.5rem 0 2.8rem; }
  .hero h1 { font-size: clamp(3.05rem, 13.4vw, 5rem); }
  .hero-image { min-height: 390px; }
  .products-section { width: min(100% - 2.5rem, 680px); padding: 5.8rem 0; }
  .section-topline { display: grid; gap: .85rem; }
  .product, .product-pindou { grid-template-columns: 1fr; gap: 2.2rem; padding: 4.3rem 0; }
  .product-pindou .product-image { order: 2; }
  .product-pindou .product-copy { order: 1; }
  .product-image { height: min(100vw - 2.5rem, 460px); }
  .belief-section { padding: 5.5rem 1.25rem; }
  .belief-grid { grid-template-columns: 1fr; gap: 1.2rem; margin-top: 3.5rem; }
  .contact-section { width: min(100% - 2.5rem, 680px); padding: 5.8rem 0; grid-template-columns: 1fr; gap: 3rem; }
  .site-footer { padding: 2rem 0; grid-template-columns: 1fr; }
  .site-footer > small { text-align: left; }
}

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