:root {
  --ink: #101816;
  --muted: #64726d;
  --line: #dfe7e2;
  --paper: #f3f5f2;
  --panel: #ffffff;
  --deep: #07100e;
  --deep-2: #122922;
  --green: #21a66b;
  --green-dark: #14784c;
  --gold: #d4a33a;
  --gold-text: #7a6126;
  --steel: #2f3f3a;
  --clay: #b66b3a;
  --touch-target: 44px;
  --shadow: 0 22px 60px rgba(9, 19, 16, 0.18);
  --soft-shadow: 0 14px 34px rgba(18, 35, 30, 0.09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Arial, "Microsoft YaHei", sans-serif; letter-spacing: 0; }
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(360px, 1fr) auto auto;
  gap: 24px;
  align-items: center;
  min-height: 76px;
  padding: 10px clamp(18px, 4vw, 64px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 26px rgba(18, 35, 30, 0.06);
  backdrop-filter: blur(16px);
}

.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand img { width: 292px; height: auto; object-fit: contain; }
.brand > span { display: none; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 18px; line-height: 1.1; }
.brand small { margin-top: 3px; color: var(--muted); font-size: 12px; font-weight: 800; text-transform: uppercase; }

.nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px; color: #52605b; font-size: 14px; font-weight: 800; }
.nav a { position: relative; padding: 10px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 3px; height: 2px; background: var(--green-dark); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav a:hover, .nav .active { color: var(--green-dark); }
.nav a:hover::after, .nav .active::after { transform: scaleX(1); }

.header-cta, .btn {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 900;
  line-height: 1;
}
.header-cta, .btn.primary { color: #fff; background: linear-gradient(135deg, var(--green), var(--green-dark)); box-shadow: 0 14px 28px rgba(33, 166, 107, 0.28); transition: transform .2s ease, box-shadow .2s ease; }
.header-cta:hover, .btn.primary:hover { transform: translateY(-1px); box-shadow: 0 18px 34px rgba(33, 166, 107, 0.34); }
.btn.light { color: #101816; background: #fff; border-color: rgba(255,255,255,.9); box-shadow: 0 12px 28px rgba(0,0,0,.12); transition: transform .2s ease; }
.btn.light:hover { transform: translateY(-1px); }
.btn.secondary { color: var(--green-dark); background: #fff; border-color: #afcdbd; transition: transform .2s ease, border-color .2s ease; }
.btn.secondary:hover { transform: translateY(-1px); border-color: var(--green-dark); }
.btn.text-light { min-height: 46px; color: #fff; background: transparent; border-color: rgba(255,255,255,.42); transition: background .2s ease, border-color .2s ease; }
.btn.text-light:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.72); }
.btn.full { width: 100%; }

.buyer-hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(300px, .42fr);
  gap: 34px;
  align-items: center;
  min-height: 560px;
  padding: 86px clamp(18px, 6vw, 88px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5, 12, 10, .98) 0%, rgba(10, 24, 20, .88) 52%, rgba(12, 30, 24, .68) 100%),
    url("/assets/factory/hero-production-line.png") center/cover;
}
.buyer-hero h1 { max-width: 900px; margin: 14px 0 18px; font-size: clamp(42px, 6vw, 78px); line-height: .96; letter-spacing: 0; }
.buyer-lead { max-width: 780px; color: rgba(255,255,255,.82); font-size: 19px; line-height: 1.7; }
.buyer-search-box {
  display: grid;
  gap: 10px;
  max-width: 390px;
  justify-self: end;
  padding: 22px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  box-shadow: 0 22px 60px rgba(0,0,0,.22);
}
.buyer-search-box strong { color: #f1d99c; font-size: 18px; }
.buyer-search-box span { padding: 12px 14px; color: #edf4f0; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: 8px; font-weight: 800; }

.buyer-problem-section { background: #fff; }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.problem-grid article {
  position: relative;
  min-height: 250px;
  padding: 28px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.problem-grid span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: #fff;
  background: var(--green-dark);
  border-radius: 8px;
  font-weight: 900;
}
.problem-grid h3 { margin: 0 0 12px; font-size: 24px; line-height: 1.2; }
.problem-grid p { margin: 0; color: var(--muted); line-height: 1.65; }

.intent-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.intent-grid a {
  display: grid;
  grid-template-rows: 180px auto auto 1fr;
  gap: 10px;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.intent-grid a:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.intent-grid img { width: 100%; height: 180px; object-fit: contain; padding: 8px; background: #f7faf8; border-radius: 8px; }
.intent-grid h3 { margin: 6px 0 0; font-size: 23px; }
.intent-grid p { margin: 0; color: var(--muted); line-height: 1.55; }
.intent-grid small { display: block; align-self: end; color: #315043; font-weight: 800; line-height: 1.45; }

.quick-match-section { background: #eef4ef; }
.match-table {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.match-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  border-top: 1px solid var(--line);
}
.match-row:first-child { border-top: 0; }
.match-row span {
  padding: 18px 20px;
  color: #41514c;
  line-height: 1.5;
  border-left: 1px solid var(--line);
}
.match-row span:first-child { border-left: 0; font-weight: 900; color: var(--ink); }
.match-head { background: var(--deep-2); }
.match-head span { color: #fff; font-weight: 900; border-left-color: rgba(255,255,255,.14); }
.match-head span:first-child { color: #fff; }

.material-grid, .buyer-type-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.material-grid article, .buyer-type-grid article {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.material-grid h3, .buyer-type-grid h3 { margin: 0 0 10px; font-size: 22px; }
.material-grid p, .buyer-type-grid p { margin: 0 0 18px; color: var(--muted); line-height: 1.65; }
.material-grid a { color: var(--green-dark); font-weight: 900; }

.keyword-cluster-section { background: #fff; }
.keyword-cluster-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.keyword-cluster-grid article {
  display: grid;
  gap: 10px;
  padding: 24px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.keyword-cluster-grid h3 { margin: 0 0 8px; font-size: 22px; }
.keyword-cluster-grid span {
  padding: 11px 12px;
  color: #28483a;
  background: #fff;
  border: 1px solid #dce8e1;
  border-radius: 8px;
  font-weight: 900;
  line-height: 1.35;
}

.countries-search-section { background: #fff; }
.country-link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.country-link-grid a {
  display: grid;
  gap: 6px;
  min-height: 96px;
  padding: 20px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-left: 5px solid var(--gold);
  border-radius: 8px;
}
.country-link-grid strong { font-size: 22px; }
.country-link-grid span { color: var(--muted); font-weight: 800; line-height: 1.4; }

.buyer-inquiry { background: var(--deep); }
.buyer-inquiry-card {
  max-width: 1040px;
  margin: 0 auto;
  padding: 42px;
  color: #fff;
  background: linear-gradient(135deg, rgba(255,255,255,.1), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 8px;
}
.buyer-inquiry-card h2 { max-width: 760px; margin: 8px 0 22px; font-size: clamp(30px, 4vw, 50px); color: #fff; }
.format-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 26px;
}
.format-grid span {
  padding: 13px 14px;
  color: rgba(255,255,255,.88);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 8px;
  font-weight: 800;
}

.buyer-faq-section { background: #fff; }
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.faq-grid article {
  padding: 24px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.faq-grid h3 { margin: 0 0 10px; font-size: 21px; }
.faq-grid p { margin: 0; color: var(--muted); line-height: 1.65; }

.hero { position: relative; overflow: hidden; color: #fff; background: var(--deep); }
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 12, 10, 0.98) 0%, rgba(9, 18, 16, 0.9) 48%, rgba(10, 20, 17, 0.44) 100%),
    url("/assets/factory/workshop-equipment-line.jpg") center/cover;
  transform: scale(1.03);
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, #000, transparent 80%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(560px, 1fr);
  gap: clamp(24px, 3.2vw, 48px);
  align-items: center;
  min-height: calc(100vh - 76px);
  padding: clamp(36px, 5vw, 72px) clamp(18px, 4vw, 64px);
}

.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.badge-row span, .product-card span {
  padding: 7px 10px;
  color: #dff7eb;
  background: rgba(255,255,255,.13);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
}
.eyebrow { margin: 0 0 12px; color: var(--gold); font-size: 12px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 960px; margin-bottom: 20px; font-size: clamp(42px, 5vw, 72px); line-height: 1.02; }
h2 { margin-bottom: 14px; font-size: clamp(28px, 4vw, 48px); line-height: 1.12; }
h3 { margin-bottom: 10px; font-size: 22px; }
.hero-lead { max-width: 820px; color: #dbe5df; font-size: 19px; line-height: 1.65; }
.cn-line { max-width: 860px; margin: -8px 0 20px; color: #f1d38a; font-size: 17px; line-height: 1.7; font-weight: 800; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 24px; }
.hero-points { display: grid; gap: 10px; max-width: 780px; margin: 0; padding: 0; list-style: none; }
.hero-points li { position: relative; padding-left: 30px; color: #e7eee9; font-weight: 700; }
.hero-points li::before { content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; border-radius: 50%; background: var(--green); box-shadow: inset 0 0 0 5px rgba(255,255,255,.18); }

.hero-card {
  position: relative;
  color: #fff;
  background: linear-gradient(180deg, rgba(13, 25, 21, .82), rgba(8, 16, 14, .62));
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 24px 70px rgba(0,0,0,.3);
  backdrop-filter: blur(10px);
}
.hero-card::before { content: ""; position: absolute; left: 16px; right: 16px; top: 0; height: 4px; background: linear-gradient(90deg, var(--gold), var(--green)); border-radius: 0 0 4px 4px; }
.card-top { display: flex; justify-content: space-between; gap: 12px; color: #dbe5df; font-size: 13px; font-weight: 800; }
.card-top strong { color: #f2d38a; }
.hero-card img { width: 100%; aspect-ratio: 3 / 2; max-height: none; margin: 14px 0 16px; object-fit: cover; object-position: center; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 8px; }
.hero-card h2 { margin-bottom: 14px; color: #fff; font-size: 29px; line-height: 1.12; }
.hero-card ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 0; padding: 0; color: #e7eee9; font-weight: 900; list-style: none; counter-reset: inquiry; }
.hero-card ol li { counter-increment: inquiry; min-height: 38px; padding: 9px 10px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.14); border-radius: 8px; line-height: 1.35; }
.hero-card ol li::before { content: counter(inquiry) ". "; color: #f2d38a; }
.process-diagram-card {
  align-self: start;
  margin-top: clamp(0px, 2vw, 26px);
  padding: 16px;
  background: linear-gradient(180deg, rgba(10, 23, 20, .9), rgba(8, 17, 15, .7));
}
.process-diagram-card img {
  aspect-ratio: 16 / 9;
  padding: 8px;
  object-fit: contain;
  object-position: center;
  background: #f7f8f5;
  border-color: rgba(242, 211, 138, .42);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .2);
}
.process-diagram-card h2 { font-size: 23px; }

@media (min-width: 1121px) {
  .hero-inner {
    grid-template-columns: minmax(610px, 1.05fr) minmax(540px, .95fr);
    gap: clamp(28px, 2.5vw, 42px);
    align-items: center;
    min-height: calc(100vh - 76px);
    padding: clamp(42px, 4.4vw, 62px) clamp(34px, 4vw, 56px);
  }
  .hero-copy { max-width: 720px; }
  .hero-copy .badge-row { margin-bottom: 16px; }
  .hero-copy h1 { max-width: 720px; margin-bottom: 16px; font-size: clamp(64px, 5.7vw, 82px); line-height: .98; }
  .hero-copy .eyebrow { margin-bottom: 12px; }
  .hero-copy .hero-lead { max-width: 700px; font-size: 18px; line-height: 1.58; }
  .hero-copy .cn-line { margin: -4px 0 14px; font-size: 16px; line-height: 1.5; }
  .hero-actions { gap: 12px; margin: 22px 0 18px; }
  .hero-actions .btn { min-height: 46px; padding: 12px 18px; }
  .hero-points { display: none; }
  .hero-points li { padding-left: 26px; font-size: 14px; line-height: 1.35; }
  .hero-points li::before { top: 2px; width: 17px; height: 17px; }
  .process-diagram-card {
    max-width: none;
    justify-self: stretch;
    align-self: center;
    margin-top: -24px;
    padding: 18px;
  }
  .process-diagram-card img { margin: 12px 0 12px; padding: 7px; }
  .process-diagram-card h2 { margin-bottom: 12px; font-size: 22px; }
  .process-diagram-card ol { gap: 8px; }
  .process-diagram-card ol li { min-height: 34px; padding: 8px 10px; font-size: 14px; }
}

.page-hero {
  padding: clamp(64px, 9vw, 120px) clamp(18px, 4vw, 64px);
  color: #fff;
  background:
    linear-gradient(115deg, rgba(7,16,14,.97), rgba(18,41,34,.86)),
    url("/assets/ball-mill.jpg") center/cover;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.factory-hero {
  background:
    linear-gradient(115deg, rgba(7,16,14,.96), rgba(18,41,34,.72)),
    url("/assets/factory/factory-gate.jpg") center/cover;
}
.cases-hero {
  background:
    linear-gradient(115deg, rgba(7,16,14,.96), rgba(18,41,34,.74)),
    url("/assets/factory/ball-mill-hammer-crusher-yard.jpg") center/cover;
}
.contact-hero {
  background:
    linear-gradient(115deg, rgba(7,16,14,.96), rgba(18,41,34,.74)),
    url("/assets/factory/workshop-equipment-line.jpg") center/cover;
}
.page-hero p:not(.eyebrow) { max-width: 820px; color: #dbe5df; font-size: 18px; line-height: 1.7; }
.page-hero h1 { text-wrap: balance; }

.trust-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: #d7e2dc; border-bottom: 1px solid var(--line); box-shadow: inset 0 1px 0 rgba(255,255,255,.8); }
.trust-strip div { position: relative; padding: 30px clamp(18px, 3vw, 40px); background: #fff; }
.trust-strip div::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--gold); opacity: .75; }
.trust-strip strong, .trust-strip span { display: block; }
.trust-strip strong { margin-bottom: 6px; font-size: 24px; }
.trust-strip span { color: var(--muted); font-weight: 700; }

.section { padding: clamp(62px, 8vw, 108px) clamp(18px, 4vw, 64px); }
.section-heading { max-width: 960px; margin-bottom: 34px; }
.section-heading h2 { text-wrap: balance; }
.section-heading > p, .section-heading.split > p, .inquiry-copy > p { color: var(--muted); font-size: 17px; line-height: 1.72; }
.section-heading.split { display: grid; grid-template-columns: minmax(0, .95fr) minmax(300px, .55fr); gap: 36px; align-items: end; max-width: none; }

.capability-grid, .proof-grid, .market-grid, .solution-grid, .keyword-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.solution-grid { grid-template-columns: repeat(2, 1fr); }
.use-grid { grid-template-columns: repeat(4, 1fr); }
.keyword-card { display: block; min-height: 100%; padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--soft-shadow); transition: transform .2s ease, box-shadow .2s ease; }
.keyword-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.keyword-card span { display: inline-flex; margin-bottom: 14px; padding: 6px 10px; color: var(--green-dark); background: #eaf7ef; border: 1px solid #cae8d5; border-radius: 999px; font-size: 12px; font-weight: 900; }
.keyword-card p { color: var(--muted); line-height: 1.65; }
.capability-grid article, .proof-grid article, .market-grid article, .solution-grid article, .equipment-grid article {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.capability-grid span { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; margin-bottom: 20px; color: #fff; background: linear-gradient(135deg, var(--green), var(--green-dark)); border-radius: 50%; font-weight: 900; box-shadow: 0 10px 22px rgba(33,166,107,.22); }
.capability-grid p, .proof-grid p, .market-grid p, .solution-grid p, .equipment-grid p, .product-card p, .factory-copy p { color: var(--muted); line-height: 1.68; }
.solution-grid ul { margin: 18px 0 0; padding-left: 20px; color: #3f4c48; line-height: 1.7; font-weight: 700; }

.products-band, .product-list.alt { background: #fff; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { overflow: hidden; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; transition: transform .2s ease, box-shadow .2s ease; box-shadow: var(--soft-shadow); }
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.product-card img, .equipment-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; padding: 18px; background: linear-gradient(180deg, #fff, #f6f8f6); }
.product-card div { padding: 24px; }
.product-card span { display: inline-flex; margin-bottom: 14px; color: var(--green-dark); background: #eaf7ef; border-color: #cae8d5; }
.line-case-card img {
  object-fit: cover;
  padding: 0;
  background: #f7faf7;
}

.equipment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.equipment-grid.two { grid-template-columns: repeat(2, 1fr); }
.equipment-grid article { padding: 0; overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.equipment-grid article:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.equipment-body { padding: 24px; }
.equipment-grid article h3, .equipment-grid article p { padding-left: 0; padding-right: 0; }
.equipment-grid article p { padding-bottom: 0; }
.equipment-body ul { margin: 16px 0 18px; padding-left: 20px; color: #3f4c48; font-weight: 700; line-height: 1.65; }
.tag { display: inline-flex; align-items: center; min-height: 30px; margin-bottom: 12px; padding: 6px 10px; color: var(--green-dark); background: #eaf7ef; border: 1px solid #cae8d5; border-radius: 999px; font-size: 12px; font-weight: 900; }
.text-link { color: var(--green-dark); font-weight: 900; }

.parts-list { display: flex; flex-wrap: wrap; gap: 10px; margin: -10px 0 28px; }
.parts-list span { padding: 10px 12px; color: #21302b; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; font-weight: 900; box-shadow: 0 8px 18px rgba(18,35,30,.05); }

.products-hero {
  padding-top: clamp(38px, 5vw, 62px);
  padding-bottom: clamp(34px, 5vw, 58px);
  color: var(--ink);
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.product-intro { background: #fff; }
.product-intro .section-heading { margin-bottom: 24px; }
.catalog-nav { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin: 0 0 30px; }
.catalog-nav a { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; padding: 11px 12px; color: #17372b; background: #f5faf7; border: 1px solid #d8e8df; border-radius: 8px; font-size: 13px; font-weight: 900; text-align: center; box-shadow: 0 8px 18px rgba(18,35,30,.05); transition: transform .18s ease, border-color .18s ease, background .18s ease; }
.catalog-nav a:hover { transform: translateY(-2px); background: #eaf7ef; border-color: #b9dec9; }
.buyer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.buyer-grid article { position: relative; min-height: 188px; padding: 26px; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.buyer-grid article::after { content: ""; position: absolute; right: 0; top: 0; width: 72px; height: 4px; background: var(--gold); }
.buyer-grid span { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; margin-bottom: 16px; color: #fff; background: var(--green-dark); border-radius: 50%; font-weight: 900; }
.buyer-grid p { color: var(--muted); line-height: 1.68; }
.catalog-section.alt, .support-section { background: #fff; }
.catalog-section { padding-top: clamp(66px, 7vw, 92px); padding-bottom: clamp(66px, 7vw, 92px); }
.catalog-section .section-heading { margin-bottom: 26px; }
.catalog-section .section-heading h2 { max-width: 760px; }
.catalog-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.catalog-grid.two { grid-template-columns: repeat(2, 1fr); }
.catalog-card { display: grid; grid-template-columns: minmax(180px, .42fr) minmax(0, .58fr); min-height: 286px; overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--soft-shadow); transition: transform .2s ease, box-shadow .2s ease; }
.catalog-section.alt .catalog-card { background: #f7faf7; }
.catalog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.catalog-card img { width: 100%; height: 100%; min-height: 286px; object-fit: contain; padding: 18px; background: linear-gradient(180deg, #fff, #f5f7f5); border-right: 1px solid var(--line); }
.catalog-card > div { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 24px; }
.catalog-card h3 { display: grid; gap: 5px; margin-top: 0; margin-bottom: 10px; font-size: 24px; line-height: 1.18; }
.catalog-card h3 small { color: var(--green-dark); font-size: 15px; font-weight: 900; }
.catalog-card p { margin: 0; color: var(--muted); line-height: 1.64; }
.catalog-card ul { display: grid; gap: 8px; margin: 16px 0 0; padding: 0; color: #3f4c48; list-style: none; font-weight: 700; line-height: 1.52; }
.catalog-card li { position: relative; padding-left: 18px; }
.catalog-card li::before { content: ""; position: absolute; left: 0; top: .66em; width: 7px; height: 7px; background: var(--gold); border-radius: 50%; }
.catalog-card .tag { width: fit-content; max-width: 100%; margin-bottom: 14px; border-radius: 8px; }

.clean-products-hero {
  min-height: 0;
  display: grid;
  align-content: center;
}
.clean-products-hero h1 { max-width: 760px; }
.clean-products-hero p:not(.eyebrow) { color: var(--muted); }
.clean-products-hero .eyebrow { color: var(--gold-text); }
.product-gallery-section { background: #fff; }
.product-gallery-section.section {
  padding-top: clamp(30px, 4vw, 48px);
  padding-bottom: clamp(42px, 5vw, 68px);
}
.gallery-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  margin-bottom: 22px;
}
.gallery-head h2 { max-width: 720px; }
.simple-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 28px 22px;
  max-width: 1420px;
  margin: 0 auto;
}
.simple-product-card {
  display: grid;
  grid-template-rows: 160px auto;
  min-width: 0;
  overflow: hidden;
  background: #fff;
  border: 0;
  border-radius: 6px;
  box-shadow: none;
  transition: transform .18s ease;
}
.simple-product-card:hover {
  transform: translateY(-3px);
}
.simple-product-card img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  padding: 3px;
  background: #fff;
  border: 1px solid #e7eee9;
  border-radius: 6px;
}
.simple-product-card h3 {
  display: grid;
  gap: 4px;
  min-height: 66px;
  align-content: start;
  margin: 0;
  padding: 9px 1px 0;
  color: var(--ink);
  border: 0;
  font-size: 20px;
  line-height: 1.22;
  text-align: left;
}
.simple-product-card h3 span {
  color: var(--green-dark);
  font-size: 14px;
  font-weight: 900;
}
.product-quote-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  color: #fff;
  background: linear-gradient(135deg, #0c1916, #183f32 72%, #255c49);
}
.product-quote-strip h2 { max-width: 780px; }

.manual-hero {
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.manual-hero-grid {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 36px;
  align-items: center;
  max-width: 1180px;
  margin-top: 24px;
}
.manual-hero-grid > img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.manual-cn {
  margin: -8px 0 18px;
  color: var(--green-dark);
  font-size: 22px;
  font-weight: 900;
}
.manual-note {
  max-width: 760px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}
.manual-section { background: #f7faf7; }
.manual-pages {
  display: grid;
  gap: 22px;
  max-width: 980px;
}
.manual-page {
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.manual-page img {
  width: 100%;
  height: auto;
}
.manual-empty {
  max-width: 760px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.manual-empty p {
  color: var(--muted);
  line-height: 1.7;
}

.dark-section { color: #fff; background: linear-gradient(120deg, rgba(7,16,14,.97), rgba(16,35,30,.92)), url("/assets/factory/ball-mill-hammer-crusher-yard.jpg") center/cover; }
.dark-section .section-heading p, .dark-section .proof-grid p { color: #d7e2dc; }
.proof-grid { grid-template-columns: repeat(3, 1fr); }
.proof-grid article { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.16); box-shadow: none; }
.proof-grid.compact { grid-template-columns: 1fr; margin-top: 24px; }
.proof-grid.compact article { background: #fff; border-color: var(--line); }
.proof-grid.compact p { color: var(--muted); }

.factory-layout { display: grid; grid-template-columns: minmax(0, .88fr) minmax(360px, .62fr); gap: 42px; align-items: center; }
.factory-layout > img {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: 100%;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.factory-photo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}
.factory-photo-grid figure {
  display: grid;
  grid-template-rows: auto 68px;
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.factory-photo-grid figure:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.factory-photo-grid figure.wide {
  grid-column: span 2;
}
.factory-photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: 100%;
  object-fit: cover;
  background: #eef2ee;
  border-bottom: 1px solid var(--line);
  transition: transform .35s ease;
}
.factory-photo-grid figure:hover img {
  transform: scale(1.035);
}
.factory-photo-grid figure.wide img {
  aspect-ratio: 4 / 3;
}
.factory-photo-grid figcaption {
  min-height: 68px;
  padding: 16px 18px;
  color: var(--ink);
  background: #fff;
  font-size: 17px;
  font-weight: 900;
  line-height: 1.35;
  display: flex;
  align-items: center;
}

.single-video { max-width: 520px; }
.single-video video { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; background: #0b1210; border-radius: 8px; box-shadow: var(--shadow); }

.video-watch-section {
  background: #fff;
  padding-top: clamp(34px, 5vw, 70px);
}
.video-watch-layout {
  display: grid;
  grid-template-columns: minmax(360px, .78fr) minmax(320px, .62fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
}
.primary-watch-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #0b1210;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.primary-watch-video.vertical-watch-video {
  width: auto;
  max-width: 100%;
  max-height: min(76vh, 760px);
  aspect-ratio: 9 / 16;
  justify-self: center;
  object-fit: contain;
}
.primary-watch-video.landscape-watch-video {
  width: 100%;
  max-height: none;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.video-watch-copy {
  display: grid;
  gap: 16px;
  align-content: center;
}
.video-watch-copy h2 {
  margin-bottom: 0;
}
.video-watch-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}
.video-watch-copy .btn {
  justify-self: start;
  margin-top: 8px;
}

.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.video-grid video { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; background: #0b1210; border-radius: 8px; box-shadow: var(--shadow); }
.video-card { overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--soft-shadow); }
.video-card video { border-radius: 0; box-shadow: none; }
.video-card > img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  object-position: center;
  background: #0b1210;
  border-bottom: 1px solid var(--line);
}
.video-card > div { padding: 22px; }
.video-card p { color: var(--muted); line-height: 1.65; }
.compact-case-videos video {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #f7faf7;
}
.compact-case-videos .video-card > div {
  padding: 20px 22px 24px;
}
.compact-case-videos h3 {
  font-size: 21px;
  line-height: 1.25;
}
.factory-video-entry img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  background: #0b1210;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.factory-delivery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.factory-delivery-card {
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.factory-delivery-card video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #0b1210;
}
.factory-delivery-card figcaption {
  display: grid;
  gap: 5px;
  min-height: 86px;
  padding: 17px 19px;
}
.factory-delivery-card figcaption strong { color: var(--ink); font-size: 18px; }
.factory-delivery-card figcaption span { color: var(--muted); line-height: 1.5; }
.factory-visit-cta,
.distributor-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 24px;
  padding: 26px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.factory-visit-cta h3,
.distributor-entry h2 { margin: 0 0 6px; }
.factory-visit-cta p,
.distributor-entry p { margin: 0; color: var(--muted); }

.breadcrumb {
  display: flex;
  gap: 9px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 20px 24px 0;
  color: var(--muted);
  font-size: 14px;
}
.breadcrumb a { color: var(--green-dark); font-weight: 800; }
.guides-hero { padding-top: 72px; }
.guide-hub-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.guide-hub-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.guide-hub-card {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  padding: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.guide-hub-card > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 16px;
  color: #a46e0b;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}
.guide-hub-card > div small { color: var(--muted); font-size: 12px; }
.guide-hub-card h3 { margin: 20px 0 10px; font-size: 25px; line-height: 1.2; }
.guide-hub-card > p { margin: 0 0 20px; color: var(--muted); line-height: 1.65; }
.guide-hub-card > a { margin-top: auto; color: var(--green-dark); font-weight: 900; }
.guide-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.guide-related-links a {
  padding: 8px 11px;
  color: var(--green-dark);
  background: #eef4f0;
  font-size: 13px;
  font-weight: 900;
}
.case-link-row {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}
.home-product-section {
  background: #fff;
}
.home-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.home-product-card {
  display: grid;
  grid-template-rows: auto auto;
  min-width: 0;
  padding: 18px 16px 20px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.home-product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.home-product-card img {
  width: 100%;
  aspect-ratio: 1200 / 760;
  height: auto;
  object-fit: cover;
  object-position: center;
  padding: 0;
  background: #fff;
}
.home-product-card h3 {
  display: grid;
  gap: 4px;
  align-content: start;
  min-height: 58px;
  margin: 10px 0 0;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.18;
  text-align: center;
}
.home-product-card h3 span {
  color: var(--green-dark);
  font-size: 16px;
  font-weight: 900;
}
.video-meta { display: grid; grid-template-columns: 104px 1fr; gap: 8px 10px; margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); color: #3f4c48; font-size: 14px; line-height: 1.45; }
.video-meta dt { color: var(--ink); font-weight: 900; }
.video-meta dd { margin: 0; color: var(--muted); font-weight: 700; }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-grid article { overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 12px 28px rgba(16,24,22,.06); }
.case-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.case-grid article > div { padding: 24px; }
.case-grid dl { display: grid; grid-template-columns: 110px 1fr; gap: 8px 12px; margin: 18px 0 0; color: #3f4c48; line-height: 1.55; }
.case-grid dt { color: var(--ink); font-weight: 900; }
.case-grid dd { margin: 0; color: var(--muted); font-weight: 700; }

.cta-section { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: center; color: #fff; background: linear-gradient(135deg, #0c1916, #183f32 72%, #255c49); }
.cta-section h2 { max-width: 900px; }

.inquiry { display: grid; grid-template-columns: minmax(0, .85fr) minmax(360px, .62fr); gap: 40px; align-items: start; background: #fff; }
.contact-lines { display: grid; gap: 10px; margin-top: 24px; color: var(--green-dark); font-weight: 900; }
.contact-lines a { display: inline-flex; align-items: center; min-height: 34px; }
.inquiry-note { display: grid; gap: 8px; margin-top: 24px; padding: 18px; color: #21302b; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; }
.inquiry-note span { color: var(--muted); line-height: 1.6; font-weight: 700; }
.inquiry-template { display: grid; gap: 12px; margin-top: 18px; padding: 18px; color: #21302b; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.inquiry-template pre { margin: 0; white-space: pre-wrap; color: #43514c; font: 700 14px/1.7 Arial, "Microsoft YaHei", sans-serif; }
.quote-form { display: grid; gap: 14px; padding: 26px; background: #f7faf7; border: 1px solid var(--line); border-top: 4px solid var(--green-dark); border-radius: 8px; box-shadow: 0 16px 36px rgba(16,24,22,.08); }
.quote-form label { display: grid; gap: 7px; color: #3f4c48; font-size: 14px; font-weight: 900; }
.quote-form input { width: 100%; min-height: 48px; padding: 12px 13px; color: var(--ink); background: #fff; border: 1px solid #ccd8d1; border-radius: 8px; font: inherit; }
.quote-form input:focus { outline: 2px solid rgba(33,166,107,.25); border-color: var(--green); }

.floating-wa { position: fixed; right: 20px; bottom: 20px; z-index: 40; display: inline-flex; min-height: 52px; align-items: center; justify-content: center; padding: 14px 18px; color: #fff; background: linear-gradient(135deg, var(--green), var(--green-dark)); border-radius: 999px; box-shadow: 0 18px 36px rgba(20,120,76,.32); font-weight: 900; transition: transform .2s ease; }
.floating-wa:hover { transform: translateY(-2px); }
.footer { display: grid; gap: 8px; justify-items: center; padding: 38px 18px; color: #dbe5df; text-align: center; background: linear-gradient(180deg, #0b1714, #07100e); border-top: 1px solid rgba(255,255,255,.08); }
.footer span { color: #93a49d; }

.seo-hero {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(420px, .72fr);
  gap: 42px;
  align-items: center;
  padding: clamp(58px, 7vw, 96px) clamp(18px, 6vw, 86px);
  background:
    linear-gradient(120deg, rgba(7,16,14,.98) 0%, rgba(13,32,27,.94) 48%, rgba(21,54,44,.82) 100%),
    url("/assets/factory/workshop-equipment-line.jpg") center/cover;
  color: #fff;
}
.seo-hero-copy h1 {
  max-width: 920px;
  margin: 14px 0 20px;
  font-size: clamp(42px, 5.5vw, 72px);
  line-height: .98;
}
.seo-hero-copy p:not(.eyebrow) {
  max-width: 760px;
  color: rgba(255,255,255,.82);
  font-size: 18px;
  line-height: 1.7;
}
.seo-hero-panel {
  overflow: hidden;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(0,0,0,.32);
}
.seo-hero-panel img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  background: #13231f;
}
.seo-hero-panel div { display: grid; gap: 8px; padding: 22px; }
.seo-hero-panel strong { color: #f4d994; font-size: 22px; }
.seo-hero-panel span { color: rgba(255,255,255,.82); font-weight: 800; line-height: 1.45; }

.silo-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.silo-card-grid a, .solution-row-grid a, .related-link-grid a {
  display: grid;
  gap: 10px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.silo-card-grid a:hover, .solution-row-grid a:hover, .related-link-grid a:hover, .seo-product-list a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.silo-card-grid img {
  width: 100%;
  height: 150px;
  object-fit: contain;
  padding: 6px;
  background: #f7faf7;
  border-radius: 8px;
}
.silo-card-grid strong, .solution-row-grid strong, .related-link-grid strong {
  font-size: 22px;
}
.silo-card-grid span, .solution-row-grid span, .related-link-grid span {
  color: var(--muted);
  font-weight: 800;
  line-height: 1.45;
}
.seo-solutions { background: #fff; }
.solution-row-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.seo-proof-section { background: #eef4ef; }
.proof-layout {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(340px, .55fr);
  gap: 28px;
  align-items: stretch;
}
.proof-layout img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.proof-layout > div {
  display: grid;
  align-content: center;
  gap: 18px;
  padding: 34px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.proof-layout h2, .proof-layout h3 { margin: 0; font-size: 30px; }
.proof-layout ul { margin: 0; padding-left: 20px; color: var(--muted); line-height: 1.8; font-weight: 800; }

.product-jump-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px clamp(18px, 6vw, 86px);
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.product-jump-nav a {
  padding: 8px 10px;
  color: #355047;
  background: #f3f7f4;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
}
.product-jump-nav a:hover { color: var(--green); border-color: #a8c4b6; }
.product-jump-nav + section,
.product-jump-nav ~ section[id] { scroll-margin-top: 24px; }

/* Shared components for engineering-led flagship product knowledge hubs. */
.flagship-page .product-jump-nav { align-items: center; }
.flagship-page .product-jump-nav a { white-space: nowrap; }
.flagship-video-grid,
.flagship-download-grid,
.flagship-checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.flagship-video-card,
.flagship-download-card,
.flagship-checklist {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.flagship-video-card video,
.flagship-video-card > a:first-child img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  background: #0b1210;
  border-bottom: 1px solid var(--line);
}
.flagship-video-card > a:first-child {
  display: block;
  overflow: hidden;
}
.flagship-video-card > a:first-child img {
  transition: transform .28s ease;
}
.flagship-video-card > a:first-child:hover img {
  transform: scale(1.025);
}
.flagship-card-body,
.flagship-download-card,
.flagship-checklist { padding: 24px; }
.flagship-card-body h3,
.flagship-download-card h3,
.flagship-checklist h3 { margin: 0 0 10px; font-size: 22px; }
.flagship-card-body p,
.flagship-download-card p,
.flagship-checklist p { margin: 0; color: var(--muted); line-height: 1.65; }
.flagship-download-card { display: grid; align-content: start; gap: 14px; }
.flagship-download-card .btn { justify-self: start; margin-top: 4px; }
.flagship-checklist-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.flagship-checklist ul { margin: 14px 0 0; padding: 0; list-style: none; }
.flagship-checklist li {
  position: relative;
  padding: 8px 0 8px 24px;
  color: #41514c;
  line-height: 1.5;
  border-top: 1px solid var(--line);
}
.flagship-checklist li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 15px;
  width: 9px;
  height: 9px;
  background: var(--green);
  border-radius: 50%;
}
.flagship-maintenance-note {
  margin: 20px 0 0;
  padding: 18px 20px;
  color: #41514c;
  background: #eef4ef;
  border-left: 4px solid var(--green);
  line-height: 1.65;
}
.flagship-faq-grid article { min-height: 100%; }
.flagship-page .manual-pages { max-width: 980px; }
.flagship-inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.flagship-inquiry-form label {
  display: grid;
  gap: 8px;
  color: rgba(255,255,255,.94);
  font-size: 14px;
  font-weight: 900;
}
.flagship-inquiry-form input,
.flagship-inquiry-form select,
.flagship-inquiry-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 8px;
  font: inherit;
}
.flagship-inquiry-form textarea { min-height: 112px; resize: vertical; }
.flagship-inquiry-form input:focus,
.flagship-inquiry-form select:focus,
.flagship-inquiry-form textarea:focus {
  outline: 3px solid rgba(33,166,107,.32);
  border-color: #75d2a5;
}
.flagship-form-wide,
.flagship-inquiry-form .full { grid-column: 1 / -1; }
.flagship-inquiry-form .full { justify-self: start; }
.flagship-form-note { grid-column: 1 / -1; margin: -2px 0 0; color: rgba(255,255,255,.72); font-size: 13px; line-height: 1.55; }
.flagship-support-grid,
.case-study-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.flagship-support-card {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--green-dark);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.flagship-support-card h3 { margin: 0 0 10px; font-size: 21px; }
.flagship-support-card p { margin: 0; color: var(--muted); line-height: 1.65; }
.case-study-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.case-study-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.case-study-card > img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #0b1210;
  border-bottom: 1px solid var(--line);
}
.case-study-body { display: grid; gap: 16px; padding: 24px; }
.case-study-body h3 { margin: 0; font-size: 24px; line-height: 1.25; }
.case-study-body > p { margin: 0; color: var(--muted); line-height: 1.65; }
.case-study-facts { display: grid; grid-template-columns: 120px 1fr; margin: 0; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.case-study-facts dt,
.case-study-facts dd { margin: 0; padding: 10px 12px; border-top: 1px solid var(--line); }
.case-study-facts dt { color: #355047; background: #eef4ef; font-weight: 900; }
.case-study-facts dd { color: #41514c; background: #fff; }
.case-study-facts dt:first-of-type,
.case-study-facts dt:first-of-type + dd { border-top: 0; }
.case-study-status { justify-self: start; padding: 6px 9px; color: #355047; background: #eef4ef; border: 1px solid var(--line); border-radius: 4px; font-size: 12px; font-weight: 900; }

.seo-page-hero {
  background:
    linear-gradient(90deg, rgba(7,16,14,.98), rgba(12,32,26,.9)),
    url("/assets/factory/factory-yard-crane.jpg") center/cover;
}
.product-silo-section:nth-of-type(odd) { background: #fff; }
.product-category-entry { background: #eef4ef; }
.seo-product-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.seo-product-list.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.seo-product-list a {
  display: grid;
  grid-template-rows: 165px auto 1fr;
  gap: 10px;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.seo-product-list img {
  width: 100%;
  height: 165px;
  object-fit: contain;
  padding: 6px;
  background: #f7faf7;
  border-radius: 8px;
}
.seo-product-list strong { font-size: 22px; }
.seo-product-list span { color: var(--muted); line-height: 1.5; font-weight: 800; }

.product-seo-hero {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(340px, .52fr);
  gap: 38px;
  align-items: center;
  padding: clamp(48px, 6vw, 82px) clamp(18px, 6vw, 86px);
  background: linear-gradient(135deg, #eef4ef, #fff);
}
.breadcrumb { margin: 0 0 18px; color: #557066; font-size: 13px; font-weight: 900; text-transform: uppercase; }
.product-seo-hero h1 {
  max-width: 920px;
  margin: 12px 0 18px;
  font-size: clamp(40px, 5vw, 66px);
  line-height: 1;
}
.product-seo-hero p:not(.eyebrow):not(.breadcrumb) {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}
.product-seo-hero figure {
  margin: 0;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.product-seo-hero figure img {
  width: 100%;
  height: 310px;
  object-fit: contain;
  background: #f7faf7;
  border-radius: 8px;
}
.product-seo-hero figcaption {
  margin-top: 14px;
  color: var(--muted);
  font-weight: 800;
  line-height: 1.45;
}
.product-info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  background: #fff;
}
.product-info-grid article {
  padding: 26px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.product-info-grid h2 { margin: 0 0 12px; font-size: 24px; }
.product-info-grid p { margin: 0; color: var(--muted); line-height: 1.65; font-weight: 800; }
.related-link-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

/* Phase 4: small crushing equipment and distributor pages */
.small-line-page {
  background: #f5f7f5;
}
.small-line-page main {
  overflow: hidden;
}
.small-line-hero {
  background:
    linear-gradient(115deg, rgba(8, 20, 17, .97), rgba(19, 43, 35, .92)),
    url("/assets/factory/workshop-equipment-line.jpg") center / cover;
  color: #fff;
}
.small-line-hero .breadcrumb,
.small-line-hero p:not(.eyebrow):not(.breadcrumb) {
  color: rgba(255, 255, 255, .78);
}
.small-line-hero figure {
  border-color: rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .96);
}
.small-line-hero .btn.light {
  color: #fff;
  border-color: rgba(255, 255, 255, .42);
  background: rgba(255, 255, 255, .08);
}
.small-product-grid,
.small-benefit-grid,
.cooperation-grid {
  display: grid;
  gap: 18px;
}
.small-product-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.small-benefit-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.cooperation-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.small-product-card,
.small-benefit-grid article,
.cooperation-grid article,
.technical-status {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.small-product-card {
  display: grid;
  grid-template-rows: 220px 1fr;
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}
.small-product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.small-product-card img {
  width: 100%;
  height: 220px;
  padding: 16px;
  object-fit: contain;
  background: #f8faf8;
}
.small-product-card > div,
.small-benefit-grid article,
.cooperation-grid article,
.technical-status {
  padding: 24px;
}
.small-product-card h3,
.small-benefit-grid h3,
.cooperation-grid h3 {
  margin: 0 0 10px;
}
.small-product-card p,
.small-benefit-grid p,
.cooperation-grid p,
.technical-status p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}
.small-benefit-grid article {
  border-top: 3px solid var(--gold);
}
.small-line-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 26px;
  align-items: center;
  margin-top: 24px;
  padding: 24px 28px;
  color: #fff;
  background: var(--deep);
  border-left: 4px solid var(--gold);
  border-radius: 8px;
}
.small-line-entry h3 {
  margin: 0 0 8px;
  font-size: 25px;
}
.small-line-entry p {
  margin: 0;
  color: rgba(255, 255, 255, .72);
  line-height: 1.55;
}
.technical-status {
  overflow-x: auto;
}
.technical-status table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}
.technical-status th,
.technical-status td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.technical-status th {
  color: var(--deep);
  background: #eef4ef;
}
.technical-status td:last-child {
  color: #7a6126;
  font-weight: 900;
}
.small-video-card {
  display: grid;
  grid-template-columns: minmax(300px, .78fr) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.small-video-card video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #0b1512;
  border-radius: 6px;
}

/* Buyer guide articles: practical technical content with prominent real video */
.guide-hero {
  background:
    linear-gradient(105deg, rgba(7, 16, 14, .97), rgba(15, 47, 37, .86)),
    url("/assets/video-thumbnails/mobile-hammer-crusher-workshop-2026-08.jpg") center/cover;
}
.guide-hero .breadcrumb { color: rgba(255, 255, 255, .66); font-size: 13px; font-weight: 800; }
.guide-video-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, .62fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
}
.guide-video-stage {
  padding: 14px;
  background: #0b1512;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.guide-video-stage video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #07100e;
  border-radius: 4px;
}
.ball-mill-price-hero {
  background:
    linear-gradient(105deg, rgba(7, 16, 14, .97), rgba(15, 47, 37, .84)),
    url("/assets/video-thumbnails/ball-mill-price-selection-guide-2026-08.webp") center 48%/cover;
}
.portrait-guide-layout { grid-template-columns: minmax(300px, .68fr) minmax(320px, .8fr); }
.portrait-guide-video { width: min(100%, 430px); justify-self: center; }
.portrait-guide-video video { aspect-ratio: 9 / 16; object-fit: contain; }
.ball-mill-input-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.guide-summary-card {
  padding: 28px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-top: 4px solid var(--gold);
  border-radius: 8px;
}
.guide-summary-card h2 { margin-bottom: 12px; font-size: clamp(26px, 3vw, 38px); }
.guide-summary-card > p:not(.eyebrow) { color: var(--muted); line-height: 1.7; }
.guide-summary-card .btn { margin-top: 20px; }
.guide-content-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
  background: #fff;
}
.guide-article { max-width: 820px; }
.guide-article h2 { margin: 48px 0 16px; font-size: clamp(28px, 3vw, 38px); }
.guide-article h3 { margin: 0 0 12px; font-size: 22px; }
.guide-article p,
.guide-article li { color: #3f4c48; font-size: 17px; line-height: 1.78; }
.guide-intro { margin-top: 0; color: var(--ink) !important; font-size: 20px !important; font-weight: 750; }
.guide-check-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin: 28px 0; }
.guide-check-grid section { padding: 24px; background: #eef7f1; border: 1px solid #cde2d4; border-radius: 8px; }
.guide-check-grid section.caution { background: #fbf5e9; border-color: #e8d7af; }
.guide-check-grid ul,
.guide-side-panel ul { margin: 0; padding-left: 20px; }
.guide-number-list { display: grid; gap: 12px; padding-left: 24px; }
.guide-faq { margin-top: 52px; padding-top: 34px; border-top: 1px solid var(--line); }
.guide-faq details { margin-top: 12px; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; }
.guide-faq summary { padding: 18px 20px; color: var(--ink); font-size: 17px; font-weight: 900; cursor: pointer; }
.guide-faq details p { margin: 0; padding: 0 20px 20px; }
.guide-side-panel { position: sticky; top: 96px; display: grid; gap: 18px; }
.guide-side-panel > div { padding: 24px; background: #f7faf7; border: 1px solid var(--line); border-radius: 8px; }
.guide-side-panel > div:first-child { color: #fff; background: var(--green-dark); border-color: var(--green-dark); }
.guide-side-panel > div:first-child p:not(.eyebrow) { color: rgba(255, 255, 255, .74); }
.guide-side-panel h2 { margin-bottom: 12px; font-size: 29px; }
.guide-side-panel h3 { margin: 0 0 14px; }
.guide-side-panel li { margin: 8px 0; color: var(--muted); font-weight: 800; }

@media (max-width: 980px) {
  .guide-video-layout,
  .guide-content-section { grid-template-columns: 1fr; }
  .guide-side-panel { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-side-panel > .btn { align-self: start; justify-self: start; }
}

@media (max-width: 720px) {
  .guide-video-stage { padding: 8px; }
  .guide-summary-card { padding: 22px; }
  .guide-check-grid,
  .guide-side-panel { grid-template-columns: 1fr; }
  .guide-article p,
  .guide-article li { font-size: 16px; }
  .guide-intro { font-size: 18px !important; }
  .ball-mill-input-grid { grid-template-columns: 1fr; }
}
.distributor-band {
  color: #fff;
  background: var(--deep);
}
.distributor-band .section-heading p,
.distributor-band article p {
  color: rgba(255, 255, 255, .72);
}
.distributor-band article {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .14);
  box-shadow: none;
}
.distributor-band article h3 {
  color: #fff;
}
.distributor-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.distributor-form label {
  display: grid;
  gap: 8px;
  color: #fff;
  font-weight: 900;
}
.distributor-form input,
.distributor-form select,
.distributor-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 6px;
  font: inherit;
}
.distributor-form textarea {
  min-height: 120px;
  resize: vertical;
}
.distributor-form .wide,
.distributor-form .form-actions {
  grid-column: 1 / -1;
}
.distributor-form .form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.distributor-form .form-note {
  color: rgba(255, 255, 255, .68);
  font-size: 13px;
}

/* Phase 5.1: solution-led information architecture. */
.solution-led-hero .hero-copy h1 { max-width: 930px; font-size: clamp(38px, 4.1vw, 58px); line-height: 1.02; }
.solution-led-hero .hero-inner { align-items: center; }
.solution-led-hero .hero-actions { max-width: 780px; }

.project-selector { background: #fff; }
.project-selector-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.project-selector-grid a {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 12px;
  min-height: 260px;
  padding: 24px;
  background: #f7faf7;
  border: 1px solid var(--line);
  border-top: 4px solid var(--green-dark);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.project-selector-grid a:hover { transform: translateY(-3px); border-top-color: var(--gold); box-shadow: var(--shadow); }
.project-selector-grid a > span {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--green-dark);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 900;
}
.project-selector-grid h3 { margin: 0; font-size: 23px; line-height: 1.2; }
.project-selector-grid p { margin: 0; color: var(--muted); line-height: 1.62; }
.project-selector-grid strong { align-self: end; color: var(--green-dark); font-size: 14px; }
.compact-selector a { min-height: 236px; }

.core-solutions-section { background: #eef4ef; }
.core-solution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.core-solution-grid article {
  position: relative;
  min-height: 330px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.solution-number { color: var(--gold); font-size: 13px; font-weight: 900; letter-spacing: 0; }
.core-solution-grid h3 { margin: 9px 0 12px; font-size: 28px; }
.solution-flow { margin: 0 0 18px; color: var(--green-dark); font-weight: 900; line-height: 1.55; }
.core-solution-grid ul { margin: 0 0 24px; padding-left: 20px; color: var(--muted); line-height: 1.75; }
.core-solution-grid a { color: var(--green-dark); font-weight: 900; }

.flagship-home-section { background: #fff; }
.flagship-home-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.flagship-home-card {
  overflow: hidden;
  display: grid;
  grid-template-rows: 240px 1fr;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.flagship-home-card > img { width: 100%; height: 240px; object-fit: cover; background: #f7faf7; }
.flagship-home-card > div { display: grid; align-content: start; gap: 12px; padding: 24px; }
.flagship-home-card span { color: var(--green-dark); font-size: 13px; font-weight: 900; text-transform: uppercase; }
.flagship-home-card h3 { margin: 0; font-size: 29px; }
.flagship-home-card p { margin: 0; color: var(--muted); line-height: 1.65; }
.flagship-home-card .btn { justify-self: start; margin-top: 8px; }
.supporting-equipment-row {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  margin-top: 22px;
  padding: 18px 22px;
  background: #f4f7f4;
  border-left: 4px solid var(--steel);
}
.supporting-equipment-row p { margin: 0; color: var(--muted); line-height: 1.55; }
.supporting-equipment-row a { flex: 0 0 auto; color: var(--green-dark); font-weight: 900; }
.inline-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.engineering-process-section { background: #eef4ef; }
.engineering-step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.engineering-step-grid li { position: relative; min-height: 236px; padding: 26px; border-left: 1px solid var(--line); }
.engineering-step-grid li:first-child { border-left: 0; }
.engineering-step-grid span { color: var(--gold); font-size: 14px; font-weight: 900; }
.engineering-step-grid h3 { margin: 14px 0 10px; font-size: 22px; }
.engineering-step-grid p { margin: 0; color: var(--muted); line-height: 1.65; }
.selection-note-card {
  display: grid;
  grid-template-columns: minmax(320px, .8fr) minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
  max-width: 920px;
  margin: 24px auto 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.selection-note-card img { width: 100%; height: 100%; min-height: 260px; object-fit: cover; }
.selection-note-card > div { display: grid; align-content: center; gap: 12px; padding: 30px; }
.selection-note-card h3, .selection-note-card p { margin: 0; }
.selection-note-card h3 { font-size: 27px; }
.selection-note-card p { color: var(--muted); line-height: 1.65; }
.selection-note-card .btn { justify-self: start; }

.structured-inquiry-section { color: #fff; background: linear-gradient(135deg, #0b1714, #17352c); }
.structured-inquiry-section .section-heading > p { color: rgba(255,255,255,.72); }
.structured-inquiry-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.structured-inquiry-grid article {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 12px;
  min-height: 250px;
  padding: 24px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 8px;
}
.structured-inquiry-grid h3, .structured-inquiry-grid p { margin: 0; }
.structured-inquiry-grid h3 { color: #fff; font-size: 23px; }
.structured-inquiry-grid p { color: rgba(255,255,255,.72); line-height: 1.62; }
.structured-inquiry-grid .btn { align-self: end; padding-left: 12px; padding-right: 12px; font-size: 13px; }
.general-contact-row { display: flex; gap: 10px; justify-content: center; margin-top: 22px; color: rgba(255,255,255,.7); }
.general-contact-row a { color: #fff; font-weight: 900; text-decoration: underline; }

.solutions-hero { min-height: 430px; }
.solutions-hero .hero-actions { margin-bottom: 0; }
.solution-anchor-nav {
  position: sticky;
  top: 76px;
  z-index: 20;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px clamp(18px, 6vw, 86px);
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 22px rgba(18,35,30,.06);
}
.solution-anchor-nav a { flex: 0 0 auto; padding: 9px 12px; color: #355047; background: #f3f7f4; border: 1px solid var(--line); border-radius: 4px; font-size: 13px; font-weight: 900; }
.solution-anchor-nav a:hover { color: var(--green-dark); border-color: #a8c4b6; }
.solution-guide-hero figure img { object-fit: cover; object-position: center 58%; }
.solution-guide-page .section { scroll-margin-top: 144px; }
.solution-guide-page .breadcrumb a { color: inherit; text-decoration: underline; text-decoration-color: rgba(255,255,255,.45); text-underline-offset: 3px; }
.solution-guide-page .article-byline { margin-top: 14px; font-size: 13px; color: rgba(255,255,255,.78); }
.solution-guide-page .article-byline a { color: #fff; font-weight: 800; }
.planning-input-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.planning-input-grid article {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.planning-input-grid h3 { margin: 0 0 10px; font-size: 22px; }
.planning-input-grid p { margin: 0; color: var(--muted); line-height: 1.65; }
.supply-scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.supply-scope-grid article {
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}
.supply-scope-grid article:nth-child(1) { border-top: 4px solid var(--green-dark); }
.supply-scope-grid article:nth-child(2) { border-top: 4px solid var(--gold); }
.supply-scope-grid article:nth-child(3) { border-top: 4px solid #687b74; }
.supply-scope-grid h3 { margin: 0 0 12px; font-size: 23px; }
.supply-scope-grid ul { margin: 0; padding-left: 20px; color: var(--muted); line-height: 1.75; }
.solution-caution {
  margin-top: 18px;
  padding: 18px 20px;
  color: #4d482f;
  background: #fbf5e9;
  border: 1px solid #e8d7af;
  border-left: 4px solid var(--gold);
  border-radius: 6px;
  line-height: 1.65;
}
.solution-caution p { margin: 8px 0 0; }
.solution-detail { scroll-margin-top: 144px; }
.solution-detail-heading { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: end; margin-bottom: 28px; }
.solution-detail-heading > div { max-width: 900px; }
.solution-detail-heading span { color: var(--green-dark); font-size: 13px; font-weight: 900; text-transform: uppercase; }
.solution-detail-heading h2 { margin: 10px 0 12px; font-size: clamp(32px, 4vw, 48px); }
.solution-detail-heading p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.solution-process-flow {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 22px;
  padding: 16px;
  color: #dce8e1;
  background: var(--deep-2);
  border-radius: 8px;
}
.solution-process-flow span { flex: 1 1 0; padding: 9px 10px; color: #fff; text-align: center; font-weight: 900; }
.solution-process-flow b { color: var(--gold); }
.solution-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.solution-detail-grid article { padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--soft-shadow); }
.solution-detail-grid h3 { margin: 0 0 12px; font-size: 23px; }
.solution-detail-grid p, .solution-detail-grid ul { margin-top: 0; margin-bottom: 0; color: var(--muted); line-height: 1.7; }
.solution-detail-grid ul { padding-left: 20px; }
.solution-resource-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.solution-resource-row a { display: grid; gap: 7px; padding: 18px; background: #f3f7f4; border: 1px solid var(--line); border-radius: 8px; transition: transform .2s ease, border-color .2s ease; }
.solution-resource-row a:hover { transform: translateY(-2px); border-color: #a8c4b6; }
.solution-resource-row strong { color: var(--green-dark); font-size: 13px; text-transform: uppercase; }
.solution-resource-row span { font-weight: 900; line-height: 1.4; }
.aggregate-solution-hero figure {
  background: #eef1ef;
}
.aggregate-solution-hero figure img {
  object-fit: contain;
  object-position: center;
}
.aggregate-data-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.aggregate-data-list > div {
  min-height: 188px;
  padding: 24px;
  background: #fff;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.aggregate-data-list span,
.aggregate-scope-grid span {
  display: block;
  margin-bottom: 22px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
}
.aggregate-data-list strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 22px;
}
.aggregate-data-list p,
.aggregate-scope-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}
.aggregate-process-figure {
  margin: 0 0 30px;
  overflow: hidden;
  background: #eef1ef;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.aggregate-process-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: contain;
}
.aggregate-process-figure figcaption {
  padding: 12px 18px;
  color: var(--muted);
  background: #fff;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.aggregate-stage-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.aggregate-stage-list li {
  min-width: 0;
  padding: 22px 18px;
  background: #fff;
  border-left: 1px solid var(--line);
}
.aggregate-stage-list li:first-child { border-left: 0; }
.aggregate-stage-list > li > span {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: #fff;
  background: var(--green-dark);
  border-radius: 3px;
  font-weight: 900;
}
.aggregate-stage-list h3 { margin: 0 0 10px; font-size: 20px; }
.aggregate-stage-list p { margin: 0; color: var(--muted); line-height: 1.62; }
.aggregate-direction-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.aggregate-direction-head,
.aggregate-direction-table article {
  display: grid;
  grid-template-columns: .85fr 1.2fr 1.2fr;
  gap: 24px;
  align-items: start;
}
.aggregate-direction-head {
  padding: 14px 22px;
  color: #dce8e1;
  background: var(--deep-2);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}
.aggregate-direction-table article {
  padding: 22px;
  background: #fff;
  border-top: 1px solid var(--line);
}
.aggregate-direction-table h3,
.aggregate-direction-table p { margin: 0; }
.aggregate-direction-table h3 { font-size: 21px; }
.aggregate-direction-table p { color: var(--muted); line-height: 1.62; }
.aggregate-scope-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.aggregate-scope-grid article {
  min-height: 210px;
  padding: 24px;
  background: #fff;
}
.aggregate-scope-grid h3 { margin: 0 0 10px; font-size: 21px; }
.evidence-path-section { background: #fff; }
.evidence-path-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; box-shadow: var(--soft-shadow); }
.evidence-path-grid a { display: grid; gap: 9px; min-height: 190px; padding: 24px; background: #fff; border-left: 1px solid var(--line); }
.evidence-path-grid a:first-child { border-left: 0; }
.evidence-path-grid span { display: inline-flex; width: 34px; height: 34px; align-items: center; justify-content: center; color: #fff; background: var(--green-dark); border-radius: 4px; font-weight: 900; }
.evidence-path-grid strong { font-size: 21px; }
.evidence-path-grid small { color: var(--muted); line-height: 1.55; }

@media (max-width: 1120px) {
  .site-header { grid-template-columns: 1fr auto; }
  .nav { grid-column: 1 / -1; order: 3; justify-content: flex-start; gap: 14px; }
  .hero-inner, .section-heading.split, .factory-layout, .inquiry { grid-template-columns: 1fr; }
  .process-diagram-card { max-width: 880px; justify-self: center; }
  .buyer-hero { grid-template-columns: 1fr; min-height: 0; }
  .problem-grid, .keyword-cluster-grid { grid-template-columns: 1fr; }
  .intent-grid, .material-grid, .buyer-type-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .country-link-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .match-row { grid-template-columns: 1fr; }
  .match-row span { border-left: 0; border-top: 1px solid var(--line); }
  .match-row span:first-child { border-top: 0; }
  .trust-strip, .capability-grid, .market-grid, .keyword-grid, .product-grid, .equipment-grid, .video-grid, .case-grid, .use-grid, .buyer-grid, .catalog-grid, .catalog-grid.two { grid-template-columns: repeat(2, 1fr); }
  .video-watch-layout { grid-template-columns: 1fr; }
  .seo-hero, .proof-layout, .product-seo-hero { grid-template-columns: 1fr; }
  .silo-card-grid, .solution-row-grid, .seo-product-list, .seo-product-list.four, .related-link-grid, .product-info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-product-grid { grid-template-columns: repeat(3, 1fr); }
  .catalog-nav { grid-template-columns: repeat(3, 1fr); }
  .catalog-card { grid-template-columns: 1fr; min-height: 0; }
  .catalog-card img { height: auto; min-height: 220px; aspect-ratio: 4 / 3; border-right: 0; border-bottom: 1px solid var(--line); }
  .catalog-card > div { justify-content: flex-start; }
  .simple-product-grid { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
  .manual-hero-grid { grid-template-columns: 220px minmax(0, 1fr); }
  .factory-photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .factory-photo-grid figure.wide { grid-column: auto; grid-row: auto; }
  .flagship-checklist-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flagship-support-grid,
  .case-study-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .small-benefit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .project-selector-grid,
  .structured-inquiry-grid,
  .solution-resource-row,
  .evidence-path-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flagship-home-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .engineering-step-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .engineering-step-grid li:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .engineering-step-grid li:nth-child(4) { border-top: 1px solid var(--line); }
  .evidence-path-grid a:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .evidence-path-grid a:nth-child(4) { border-top: 1px solid var(--line); }
  .solution-anchor-nav { top: 116px; }
  .solution-detail { scroll-margin-top: 176px; }
}

@media (max-width: 900px) {
  .simple-product-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .gallery-head, .product-quote-strip { grid-template-columns: 1fr; align-items: start; }
  .small-product-grid, .cooperation-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .small-video-card { grid-template-columns: 1fr; }
  .core-solution-grid,
  .solution-detail-grid { grid-template-columns: 1fr; }
  .flagship-home-grid { grid-template-columns: 1fr; }
  .selection-note-card { grid-template-columns: 1fr; }
  .selection-note-card img { min-height: 0; aspect-ratio: 16 / 9; }
  .solution-detail-heading { grid-template-columns: 1fr; align-items: start; }
  .solution-detail-heading .btn { justify-self: start; }
  .solution-process-flow { flex-wrap: wrap; }
  .planning-input-grid,
  .supply-scope-grid { grid-template-columns: 1fr; }
  .aggregate-data-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .aggregate-stage-list { grid-template-columns: 1fr; }
  .aggregate-stage-list li,
  .aggregate-stage-list li:first-child { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 14px; padding: 18px; border-left: 0; border-top: 1px solid var(--line); }
  .aggregate-stage-list li:first-child { border-top: 0; }
  .aggregate-stage-list > li > span { margin: 0; }
  .aggregate-direction-head { display: none; }
  .aggregate-direction-table article { grid-template-columns: 1fr; gap: 10px; }
  .aggregate-scope-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .solution-process-flow span { flex: 1 1 42%; }
  .solution-process-flow b { display: none; }
}

@media (max-width: 720px) {
  .site-header { min-height: 64px; padding: 8px 14px 0; gap: 8px 12px; grid-template-columns: minmax(0, 1fr) auto; }
  .site-header .brand { grid-column: 1; grid-row: 1; }
  .site-header .header-cta { grid-column: 2; grid-row: 1; justify-self: end; }
  .brand img { width: min(202px, 52vw); height: auto; }
  .brand strong { font-size: 15px; }
  .brand small { font-size: 10px; }
  .header-cta { min-height: var(--touch-target); padding: 10px 12px; font-size: 13px; }
  .nav {
    grid-column: 1 / -1;
    grid-row: 2;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: calc(100% + 28px);
    margin-left: -14px;
    padding: 2px 14px 8px;
    overflow: visible;
    gap: 0;
    border-top: 1px solid var(--line);
    font-size: 12px;
    text-align: center;
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { min-width: 0; padding: 7px 4px 6px; white-space: normal; line-height: 1.25; }
  .nav a::after { bottom: 0; }
  .hero-inner { min-height: auto; padding: 34px 16px 38px; }
  .process-diagram-card { padding: 12px; }
  .process-diagram-card img { margin: 12px 0 14px; padding: 5px; }
  .process-diagram-card h2 { font-size: 22px; }
  .hero-card ol { grid-template-columns: 1fr; }
  .hero-card ol li { min-height: 34px; padding: 8px 10px; }
  .buyer-hero { padding: 40px 16px; gap: 22px; }
  .buyer-hero h1 { font-size: 34px; line-height: 1.06; }
  .buyer-lead { font-size: 16px; }
  .buyer-search-box { padding: 16px; }
  .intent-grid, .material-grid, .buyer-type-grid, .country-link-grid, .format-grid, .faq-grid { grid-template-columns: 1fr; }
  .intent-grid a { grid-template-rows: 150px auto auto 1fr; }
  .intent-grid img { height: 150px; }
  .problem-grid article, .material-grid article, .buyer-type-grid article, .keyword-cluster-grid article, .faq-grid article { padding: 20px; }
  .problem-grid h3 { font-size: 21px; }
  .match-row span { padding: 14px 16px; }
  .buyer-inquiry-card { padding: 26px 18px; }
  h1 { font-size: 34px; line-height: 1.06; }
  .hero-lead { font-size: 16px; }
  .cn-line { font-size: 15px; }
  .page-hero { padding-top: 44px; padding-bottom: 48px; }
  .page-hero h1 { max-width: none; overflow-wrap: anywhere; }
  .page-hero p:not(.eyebrow) { font-size: 16px; line-height: 1.62; }
  .section, .page-hero { padding-left: 16px; padding-right: 16px; }
  .trust-strip, .capability-grid, .proof-grid, .market-grid, .keyword-grid, .solution-grid, .use-grid, .product-grid, .equipment-grid, .equipment-grid.two, .video-grid, .case-grid, .cta-section, .buyer-grid, .catalog-grid, .catalog-grid.two { grid-template-columns: 1fr; }
  .seo-hero { padding: 42px 16px; gap: 22px; }
  .seo-hero-copy h1, .product-seo-hero h1 { font-size: 34px; line-height: 1.06; }
  .seo-hero-panel img { height: 210px; }
  .silo-card-grid, .solution-row-grid, .seo-product-list, .seo-product-list.four, .related-link-grid, .product-info-grid { grid-template-columns: 1fr; }
  .seo-product-list a { grid-template-rows: 145px auto 1fr; }
  .seo-product-list img { height: 145px; }
  .proof-layout img { min-height: 260px; }
  .proof-layout > div { padding: 24px; }
  .product-seo-hero { padding: 32px 16px 38px; gap: 24px; }
  .product-seo-hero p:not(.eyebrow):not(.breadcrumb) { font-size: 16px; line-height: 1.62; }
  .product-seo-hero .breadcrumb { margin-bottom: 14px; font-size: 11px; line-height: 1.45; }
  .product-seo-hero .hero-actions { margin: 22px 0 0; }
  .product-seo-hero .hero-actions .btn { width: 100%; }
  .product-seo-hero figure img { height: 230px; }
  .flagship-video-grid,
  .flagship-download-grid,
  .flagship-checklist-grid { grid-template-columns: 1fr; }
  .flagship-card-body,
  .flagship-download-card,
  .flagship-checklist { padding: 20px; }
  .flagship-inquiry-form,
  .flagship-support-grid,
  .case-study-grid { grid-template-columns: 1fr; }
  .flagship-form-wide,
  .flagship-inquiry-form .full,
  .flagship-form-note { grid-column: auto; }
  .case-study-facts { grid-template-columns: 105px 1fr; }
  .cases-hero {
    background-position: 62% center;
  }
  .cases-hero h1 { font-size: 32px; line-height: 1.08; }
  .case-study-card > img,
  .video-card > img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; object-position: center; }
  .home-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .home-product-card { grid-template-rows: auto auto; padding: 12px 10px 14px; }
  .home-product-card img { height: auto; }
  .home-product-card h3 { font-size: 16px; }
  .home-product-card h3 span { font-size: 14px; }
  .capability-grid article, .proof-grid article, .market-grid article, .solution-grid article, .quote-form, .buyer-grid article { padding: 22px; }
  .catalog-card > div { padding: 22px; }
  .catalog-nav { grid-template-columns: 1fr; }
  .catalog-card img { min-height: 190px; }
  .catalog-card h3 { font-size: 22px; }
  .simple-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 14px; }
  .simple-product-card { grid-template-rows: 138px auto; }
  .simple-product-card img { height: 138px; padding: 3px; }
  .simple-product-card h3 { min-height: 54px; padding: 9px 1px 0; font-size: 16px; }
  .simple-product-card h3 span { font-size: 14px; }
  .manual-hero-grid { grid-template-columns: 1fr; gap: 22px; }
  .manual-hero-grid > img { max-width: 240px; }
  .manual-cn { font-size: 18px; }
  .factory-photo-grid { grid-template-columns: 1fr; }
  .factory-photo-grid figure { min-height: 0; }
  .factory-photo-grid img,
  .factory-photo-grid figure.wide img { aspect-ratio: 4 / 3; }
  .factory-delivery-grid,
  .guide-hub-grid,
  .guide-hub-grid.three { grid-template-columns: 1fr; }
  .factory-visit-cta,
  .distributor-entry { align-items: flex-start; flex-direction: column; padding: 22px; }
  .guide-hub-card { min-height: 0; padding: 22px; }
  .primary-watch-video { aspect-ratio: 4 / 3; }
  .primary-watch-video.vertical-watch-video {
    aspect-ratio: 9 / 16;
    max-height: 72vh;
  }
  .case-grid dl { grid-template-columns: 1fr; }
  .video-meta { grid-template-columns: 1fr; }
  .floating-wa { display: none; }
  .small-product-grid,
  .small-benefit-grid,
  .cooperation-grid,
  .distributor-form { grid-template-columns: 1fr; }
  .small-line-entry { grid-template-columns: 1fr; padding: 22px 20px; }
  .small-product-card { grid-template-rows: 190px 1fr; }
  .small-product-card img { height: 190px; }
  .distributor-form .wide,
  .distributor-form .form-actions { grid-column: auto; }
  .project-selector-grid,
  .structured-inquiry-grid,
  .solution-resource-row,
  .evidence-path-grid { grid-template-columns: 1fr; }
  .aggregate-data-list,
  .aggregate-scope-grid { grid-template-columns: 1fr; }
  .aggregate-data-list > div,
  .aggregate-scope-grid article { min-height: 0; padding: 20px; }
  .aggregate-process-figure img { aspect-ratio: 4 / 3; }
  .project-selector-grid a { min-height: 0; padding: 20px; }
  .core-solution-grid article { min-height: 0; padding: 22px; }
  .flagship-home-card { grid-template-rows: 210px 1fr; }
  .flagship-home-card > img { height: 210px; }
  .supporting-equipment-row { align-items: flex-start; flex-direction: column; }
  .small-line-entry .inline-actions { width: 100%; }
  .small-line-entry .inline-actions .btn { width: 100%; }
  .engineering-step-grid { grid-template-columns: 1fr; }
  .engineering-step-grid li,
  .engineering-step-grid li:nth-child(3),
  .engineering-step-grid li:nth-child(4) { min-height: 0; border-left: 0; border-top: 1px solid var(--line); }
  .engineering-step-grid li:first-child { border-top: 0; }
  .structured-inquiry-grid article { min-height: 0; }
  .general-contact-row { align-items: center; flex-direction: column; text-align: center; }
  .solution-anchor-nav { top: 105px; padding-left: 16px; padding-right: 16px; }
  .solution-detail { scroll-margin-top: 166px; }
  .solution-process-flow { align-items: stretch; flex-direction: column; }
  .solution-process-flow span { flex: 1 1 auto; text-align: left; }
  .solution-resource-row a { padding: 16px; }
  .evidence-path-grid a,
  .evidence-path-grid a:nth-child(3),
  .evidence-path-grid a:nth-child(4) { min-height: 0; border-left: 0; border-top: 1px solid var(--line); }
  .evidence-path-grid a:first-child { border-top: 0; }
  .inquiry h2, .cta-section h2 { font-size: 30px; line-height: 1.16; overflow-wrap: anywhere; }
  .inquiry p, .cta-section p, .footer { overflow-wrap: anywhere; }
  .footer { padding: 30px 16px; line-height: 1.6; }
}


/* Buyer-First Visual System V1 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-target);
  padding: 0 14px;
  border: 1px solid #c9d2d8;
  border-radius: 6px;
  background: #fff;
  color: #1b2b34;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.mobile-menu-toggle:focus-visible,
.nav a:focus-visible {
  outline: 3px solid rgba(216, 85, 34, .32);
  outline-offset: 3px;
}

.buyer-first {
  position: relative;
  scroll-margin-top: 90px;
}

.buyer-first-heading {
  max-width: 780px;
  margin-bottom: 24px;
}

.buyer-first-heading h2 {
  margin: 7px 0 10px;
}

.buyer-first-heading > p:last-child {
  max-width: 700px;
  margin: 0;
  color: #52636d;
}

.decision-grid,
.input-grid,
.core-equipment-grid,
.direction-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.decision-card,
.input-item,
.core-equipment-card,
.direction-card {
  min-width: 0;
  border: 1px solid #d8e0e4;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 6px 22px rgba(24, 41, 50, .05);
}

.decision-card,
.direction-card,
.core-equipment-card {
  padding: 20px;
}

.decision-card .decision-number,
.direction-card .decision-number {
  display: block;
  margin-bottom: 14px;
  color: #d85522;
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1;
}

.decision-card h3,
.direction-card h3,
.core-equipment-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  line-height: 1.25;
}

.decision-card p,
.direction-card p,
.core-equipment-card p {
  margin: 0;
  color: #52636d;
  line-height: 1.55;
}

a.direction-card,
a.core-equipment-card {
  color: inherit;
  text-decoration: none;
}

a.direction-card:hover,
a.core-equipment-card:hover {
  border-color: #d85522;
  transform: translateY(-2px);
}

.decision-arrow {
  display: block;
  margin: 10px 0 7px;
  color: #d85522;
  font-weight: 800;
}

.buyer-input-strip {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr) auto;
  gap: 20px;
  align-items: center;
  margin-top: 22px;
  padding: 22px;
  border-radius: 10px;
  background: #172a34;
  color: #fff;
}

.buyer-input-strip h2,
.buyer-input-strip h3,
.buyer-input-strip p {
  margin: 0;
  color: #fff;
}

.buyer-input-strip p {
  margin-top: 6px;
  color: #cbd6db;
}

.input-grid {
  grid-template-columns: repeat(auto-fit, minmax(105px, 1fr));
  gap: 8px;
}

.five-decisions {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.three-directions {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.compact-heading {
  margin-top: 34px;
}

.buyer-input-section {
  padding-top: 0;
}

.direction-card .card-link {
  display: inline-block;
  margin-top: 12px;
  color: #b7461b;
  font-weight: 800;
}

.input-item {
  padding: 10px 12px;
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.07);
  box-shadow: none;
  color: #fff;
  font-size: .88rem;
  font-weight: 700;
  text-align: center;
}

.technical-content-marker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px auto 0;
  max-width: 1180px;
  padding: 0 20px;
  color: #6b7b84;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.technical-content-marker::before,
.technical-content-marker::after {
  content: "";
  height: 1px;
  flex: 1;
  background: #dbe2e6;
}

.process-flow-simple {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
  counter-reset: stage;
}

.process-flow-simple > div {
  position: relative;
  min-width: 0;
  padding: 18px;
  border-top: 3px solid #d85522;
  background: #fff;
}

.process-flow-simple > div:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: -20px;
  color: #d85522;
  font-size: 1.5rem;
  font-weight: 800;
  transform: translateY(-50%);
}

.process-flow-simple strong,
.process-flow-simple span {
  display: block;
}

.process-flow-simple span {
  margin-top: 6px;
  color: #65757e;
  font-size: .88rem;
  line-height: 1.45;
}

.optional-fields {
  grid-column: 1 / -1;
  margin-top: 4px;
  padding-top: 16px;
  border-top: 1px solid #d8e0e4;
}

.optional-fields summary {
  color: #334751;
  font-weight: 800;
  cursor: pointer;
}

.optional-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.what-next {
  grid-column: 1 / -1;
  margin: 2px 0 0;
  color: #52636d;
  font-size: .9rem;
}

.distributor-form .optional-fields {
  border-top-color: rgba(255, 255, 255, .28);
}

.distributor-form .optional-fields summary,
.distributor-form .what-next strong {
  color: #fff;
}

.distributor-form .what-next {
  color: #c8d3d7;
}

.core-equipment-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  margin-bottom: 14px;
  border-radius: 7px;
  object-fit: cover;
}

.core-equipment-card .card-link {
  display: inline-block;
  margin-top: 12px;
  color: #b7461b;
  font-weight: 800;
}

@media (max-width: 900px) {
  .decision-grid,
  .core-equipment-grid,
  .direction-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .five-decisions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .three-directions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .buyer-input-strip {
    grid-template-columns: 1fr;
  }

  .process-flow-simple {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .process-flow-simple > div:not(:last-child)::after {
    content: "↓";
    top: auto;
    right: 18px;
    bottom: -18px;
    transform: none;
  }
}

@media (max-width: 720px) {
  .site-header.nav-ready,
  .preview-header.nav-ready {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
    align-items: center;
  }

  .site-header.nav-ready .brand,
  .preview-header.nav-ready .brand {
    min-width: 0;
  }

  .site-header.nav-ready .brand img,
  .preview-header.nav-ready .brand img {
    max-width: 132px;
  }

  .site-header.nav-ready .header-cta,
  .preview-header.nav-ready .nav-cta {
    grid-column: 2;
    grid-row: 1;
    min-height: var(--touch-target);
    padding: 10px 12px;
    white-space: nowrap;
  }

  .site-header.nav-ready .mobile-menu-toggle,
  .preview-header.nav-ready .mobile-menu-toggle {
    display: inline-flex;
    grid-column: 3;
    grid-row: 1;
  }

  .site-header.nav-ready .mobile-nav-links,
  .preview-header.nav-ready .mobile-nav-links {
    display: none;
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    padding: 8px 0 4px;
    border-top: 1px solid #dde4e7;
  }

  .site-header.nav-ready.mobile-menu-open .mobile-nav-links,
  .preview-header.nav-ready.mobile-menu-open .mobile-nav-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px;
  }

  .site-header.nav-ready .mobile-nav-links a,
  .preview-header.nav-ready .mobile-nav-links a {
    min-height: var(--touch-target);
    padding: 11px 10px;
    border-radius: 5px;
  }

  .decision-grid,
  .core-equipment-grid,
  .direction-grid {
    grid-template-columns: 1fr;
  }

  .five-decisions,
  .three-directions {
    grid-template-columns: 1fr;
  }

  .decision-card,
  .direction-card,
  .core-equipment-card {
    padding: 17px;
  }

  .input-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .buyer-input-strip {
    padding: 18px;
  }

  .buyer-input-strip .btn {
    width: 100%;
    text-align: center;
  }

  .optional-field-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 390px) {
  .site-header.nav-ready,
  .preview-header.nav-ready {
    padding-left: 12px;
    padding-right: 12px;
  }

  .site-header.nav-ready .brand img,
  .preview-header.nav-ready .brand img {
    max-width: 112px;
  }

  .site-header.nav-ready .header-cta,
  .site-header.nav-ready .mobile-menu-toggle,
  .preview-header.nav-ready .nav-cta,
  .preview-header.nav-ready .mobile-menu-toggle {
    min-height: var(--touch-target);
    padding: 9px 10px;
    font-size: .84rem;
  }
}