:root {
  --ink: #333333;
  --ink-soft: #555555;
  --muted: #767676;
  --line: #e6e6e6;
  --bg: #f5f5f5;
  --white: #ffffff;
  --black: #111111;
  --header: rgba(10, 10, 10, 0.72);
  --footer: #1a1a1a;
  --red: #c8102e;
  --red-dark: #9b0c24;
  --max: 1180px;
  --header-h: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--white);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }

.wrap {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

/* Header */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--header);
  color: #fff;
}
.site-header.is-solid {
  position: sticky;
  background: #111;
}
.header-inner {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  letter-spacing: 0.14em;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}
.brand svg { display: block; }
.header-tools {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
}
.header-tools a:hover,
.header-tools button:hover { opacity: 0.75; }
.lang { font-weight: 700; letter-spacing: 0.04em; }
.icon-btn {
  width: 36px; height: 36px;
  display: grid; place-items: center;
}
.icon-btn svg { width: 20px; height: 20px; }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  background: #111 center/cover no-repeat;
  color: #fff;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.28) 0%, rgba(0,0,0,.15) 40%, rgba(0,0,0,.55) 100%);
}
.hero-cards {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.hero-card {
  background: rgba(255,255,255,0.96);
  color: var(--ink);
  min-height: 132px;
  padding: 28px 32px 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  border-right: 1px solid #ececec;
  transition: background .15s ease;
}
.hero-card:hover { background: #fff; }
.hero-card h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.hero-card .go {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid #ccc;
  display: grid; place-items: center;
  flex-shrink: 0;
}
.hero-card:hover .go { border-color: var(--red); color: var(--red); }

/* Sections */
.section { padding: 72px 0 80px; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
.section-head h2 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.link-more {
  font-size: 13px;
  color: var(--muted);
}
.link-more:hover { color: var(--red); }

.product-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.1fr 0.9fr;
  gap: 40px;
  margin-bottom: 36px;
}
.col-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--red);
  font-weight: 700;
  font-size: 15px;
}
.col-title a { color: var(--red); font-size: 18px; line-height: 1; }
.product-grid ul li { border-bottom: 1px solid var(--line); }
.product-grid ul a {
  display: block;
  padding: 11px 0;
  color: var(--ink);
}
.product-grid ul a:hover { color: var(--red); }

.promo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.promo {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  background: #222 center/cover no-repeat;
  color: #fff;
}
.promo .caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 22px 24px 20px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.78));
}
.promo h3 { margin: 0 0 6px; font-size: 20px; }
.promo p { margin: 0; font-size: 13px; color: #ddd; max-width: 46ch; }

/* Sustainability */
.sustain { background: var(--bg); }
.materiality {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  margin: 8px 0 40px;
}
.mat {
  background: #fff;
  min-height: 168px;
  padding: 16px 14px 18px;
  border-top: 3px solid var(--red);
}
.mat .n {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}
.mat p { margin: 0; font-size: 13px; line-height: 1.45; font-weight: 700; }
.initiative-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}
.initiative {
  background: #fff;
}
.initiative img { width: 100%; height: 160px; object-fit: cover; }
.initiative .txt { padding: 16px 18px 20px; }
.initiative h3 { margin: 0 0 6px; font-size: 16px; }
.initiative p { margin: 0; font-size: 13px; color: var(--ink-soft); }

/* News */
.news-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr 0.9fr;
  gap: 36px;
}
.news-col h3 {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
  font-size: 16px;
}
.news-item {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.news-item time { color: var(--muted); }
.news-item:hover .ttl { color: var(--red); }
.tag {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 6px;
  border: 1px solid #ccc;
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: start;
}
.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 24px;
  margin: 28px 0 36px;
}
.stat b {
  display: block;
  font-size: 34px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.stat span { font-size: 12px; color: var(--muted); }
.vision { margin-top: 8px; }
.vision h3 { margin: 0 0 16px; font-size: 18px; }
.vision ol { margin: 0; padding: 0; list-style: none; counter-reset: v; }
.vision li {
  counter-increment: v;
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-weight: 700;
}
.vision li::before {
  content: counter(v);
  color: var(--red);
  font-size: 18px;
  min-width: 1.2em;
}
.about-photo { position: relative; }
.about-photo img { width: 100%; height: 420px; object-fit: cover; }
.about-photo .who {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 18px 20px;
  background: rgba(17,17,17,.82);
  color: #fff;
  font-size: 13px;
}

/* Units */
.units-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.unit { background: #fff; border: 1px solid var(--line); }
.unit img { width: 100%; height: 180px; object-fit: cover; }
.unit .txt { padding: 16px 18px 20px; }
.unit h3 { margin: 0 0 4px; font-size: 16px; }
.unit p { margin: 0; font-size: 13px; color: var(--ink-soft); }

/* Interior pages */
.page-hero {
  margin-top: 0;
  padding: 140px 0 48px;
  background: #111 center/cover no-repeat;
  color: #fff;
}
.page-hero h1 { margin: 0 0 8px; font-size: 36px; }
.page-hero p { margin: 0; color: #ddd; max-width: 62ch; }
.crumb { font-size: 12px; color: #bbb; margin-bottom: 14px; }
.crumb a:hover { color: #fff; }
.prose { padding: 56px 0 80px; }
.prose h2 { font-size: 22px; margin: 36px 0 12px; }
.prose p { margin: 0 0 14px; max-width: 78ch; }
.split {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
}
.side-nav a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.side-nav a:hover,
.side-nav a.is-active { color: var(--red); font-weight: 700; }
.card-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.prod-card { border: 1px solid var(--line); }
.prod-card img { width: 100%; height: 180px; object-fit: cover; }
.prod-card .txt { padding: 16px 18px 20px; }
.prod-card h3 { margin: 0 0 6px; font-size: 17px; }
.prod-card p { margin: 0; font-size: 13px; color: var(--ink-soft); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; font-weight: 700; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid #ccc;
  padding: 10px 12px;
  font: inherit;
  color: var(--ink);
}
.field textarea { min-height: 140px; resize: vertical; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--red);
  color: #fff;
  padding: 12px 22px;
  font-weight: 700;
  font-size: 14px;
}
.btn:hover { background: var(--red-dark); }
.addr { font-size: 14px; color: var(--ink-soft); }
.addr strong { display: block; color: var(--ink); margin-bottom: 4px; }

/* Footer */
.site-footer {
  background: var(--footer);
  color: #cfcfcf;
  padding: 48px 0 24px;
  font-size: 13px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 36px;
}
.site-footer h4 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 14px;
}
.site-footer a { color: #cfcfcf; }
.site-footer a:hover { color: #fff; }
.site-footer li { margin: 0 0 8px; }
.legal {
  border-top: 1px solid #333;
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: #999;
  font-size: 12px;
}

/* Search / menu overlays */
.overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 80;
}
.overlay.open { display: block; }
.panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(420px, 100%);
  background: #111;
  color: #fff;
  z-index: 90;
  padding: 28px 28px 40px;
  transform: translateX(100%);
  transition: transform .2s ease;
}
.panel.open { transform: none; }
.panel h3 { margin: 8px 0 20px; font-size: 20px; }
.panel a { display: block; padding: 12px 0; border-bottom: 1px solid #333; }
.panel a:hover { color: #f1c4cb; }
.search-box {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 90;
  background: #111;
  color: #fff;
  padding: 28px 0;
  display: none;
}
.search-box.open { display: block; }
.search-box input {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 2px solid #fff;
  color: #fff;
  font-size: 22px;
  padding: 8px 0;
  outline: none;
}
.note { font-size: 13px; color: var(--muted); }

@media (max-width: 980px) {
  .hero-cards,
  .product-grid,
  .promo-grid,
  .materiality,
  .initiative-grid,
  .news-grid,
  .about-grid,
  .units-grid,
  .split,
  .card-list,
  .contact-grid,
  .foot-grid,
  .stats {
    grid-template-columns: 1fr 1fr;
  }
  .materiality { grid-template-columns: repeat(4, 1fr); }
  .hero { min-height: 78vh; }
  .hide-sm { display: none; }
}
@media (max-width: 640px) {
  .hero-cards,
  .product-grid,
  .promo-grid,
  .materiality,
  .initiative-grid,
  .news-grid,
  .about-grid,
  .units-grid,
  .split,
  .card-list,
  .contact-grid,
  .foot-grid,
  .stats,
  .legal {
    grid-template-columns: 1fr;
  }
  .hero-cards { position: relative; }
  .hero { min-height: 62vh; }
  .page-hero { padding-top: 120px; }
  .brand { letter-spacing: 0.08em; font-size: 16px; }
}