:root {
  color-scheme: light;
  --forest: #183c31;
  --forest-deep: #102b23;
  --forest-soft: #315a49;
  --paper: #f5f2e9;
  --paper-light: #fbfaf6;
  --sand: #e8e2d4;
  --ink: #17241d;
  --muted: #647064;
  --gold: #d4a64a;
  --line: rgba(24, 60, 49, .18);
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Avenir Next", Avenir, "Segoe UI", "Noto Sans", Arial, sans-serif;
  --content: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
::selection { color: var(--forest-deep); background: #e9c879; }

.skip-link {
  position: fixed;
  z-index: 20;
  top: .75rem;
  left: .75rem;
  padding: .65rem 1rem;
  color: var(--forest-deep);
  background: var(--paper-light);
  transform: translateY(-180%);
}
.skip-link:focus { transform: translateY(0); }
.site-header { position: relative; z-index: 5; color: var(--paper-light); background: var(--forest); }
.header-inner {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
  width: min(var(--content), calc(100% - 3.5rem));
  min-height: 86px;
  margin-inline: auto;
}
.brand { flex: 0 0 auto; width: 184px; }
.brand img { width: 100%; height: auto; }
.desktop-nav { display: flex; align-items: center; justify-content: flex-end; gap: clamp(.8rem, 1.5vw, 1.35rem); margin-left: auto; }
.desktop-nav a, .footer-links a {
  color: inherit;
  font-size: .73rem;
  font-weight: 650;
  letter-spacing: .045em;
  text-decoration: none;
  transition: color .18s ease;
}
.desktop-nav a { white-space: nowrap; }
.desktop-nav a:hover, .desktop-nav a[aria-current="page"] { color: #ebc66e; }
.desktop-nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: .55rem; }
.language-menu { position: relative; flex: 0 0 auto; }
.language-menu summary, .mobile-menu summary {
  display: block;
  list-style: none;
  cursor: pointer;
}
.language-menu summary::-webkit-details-marker, .mobile-menu summary::-webkit-details-marker { display: none; }
.language-menu summary {
  min-width: 42px;
  padding: .45rem .45rem;
  border: 1px solid rgba(255,255,255,.32);
  color: white;
  font-size: .72rem;
  font-weight: 700;
  text-align: center;
}
.language-menu summary::after { content: "⌄"; margin-left: .3rem; color: var(--gold); }
.language-options {
  position: absolute;
  top: calc(100% + .55rem);
  right: 0;
  z-index: 8;
  display: grid;
  min-width: 168px;
  padding: .35rem;
  border: 1px solid var(--line);
  background: var(--paper-light);
  box-shadow: 0 14px 40px rgba(0,0,0,.18);
}
.language-options a { padding: .55rem .65rem; color: var(--ink); font-size: .82rem; text-decoration: none; }
.language-options a:hover, .language-options a[aria-current="true"] { color: var(--forest); background: #eee8d8; }
.mobile-menu { display: none; }

.hero {
  position: relative;
  display: grid;
  overflow: hidden;
  color: var(--paper-light);
  background: var(--forest);
}
.hero-home { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); min-height: min(660px, calc(100svh - 86px)); }
.hero-home .hero-copy { width: min(700px, 100%); padding-right: clamp(1.5rem, 2.1vw, 2rem); }
.hero-home h1 { font-size: clamp(2.6rem, 3.5vw, 2.9rem); }
.hero-inner { grid-template-columns: minmax(0, 1fr) minmax(320px, .84fr); min-height: 425px; }
.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  width: min(650px, 100%);
  padding: clamp(3.2rem, 8vw, 7.5rem) clamp(1.75rem, 4vw, 4rem) clamp(4.5rem, 8vw, 7rem) max(2rem, calc((100vw - var(--content)) / 2));
}
.hero-inner .hero-copy { padding-top: clamp(4rem, 7vw, 6.7rem); padding-bottom: 5rem; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin: 0 0 1.35rem;
  color: var(--forest-soft);
  font-size: .68rem;
  font-weight: 750;
  letter-spacing: .16em;
  line-height: 1.4;
  text-transform: uppercase;
}
.hero .eyebrow, .site-footer .eyebrow { color: #e7c36e; }
.eyebrow-mark { display: inline-block; width: 27px; height: 1px; background: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { text-wrap: balance; }
h1 {
  max-width: 780px;
  margin-bottom: 1.3rem;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5.2vw, 5.3rem);
  font-weight: 400;
  letter-spacing: -.045em;
  line-height: 1.04;
}
.hero-inner h1 { font-size: clamp(2.7rem, 4.5vw, 4.6rem); }
.hero-intro { max-width: 530px; margin-bottom: 2rem; color: rgba(251,250,246,.82); font-size: clamp(1rem, 1.3vw, 1.16rem); line-height: 1.8; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.25rem 1.8rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  min-height: 50px;
  padding: .75rem 1.15rem;
  border: 1px solid transparent;
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .045em;
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, transform .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-gold { color: var(--forest-deep); background: var(--gold); }
.button-gold:hover { background: #e6bd64; }
.button-dark { color: var(--paper-light); background: var(--forest); }
.button-dark:hover { background: var(--forest-soft); }
.text-link { color: var(--paper-light); font-size: .8rem; font-weight: 700; text-decoration: none; }
.text-link span, .small-link span { display: inline-block; margin-left: .4rem; transition: transform .18s ease; }
.text-link:hover span, .small-link:hover span { transform: translateX(4px); }
.text-link-dark { color: var(--forest); }
.hero-image { position: absolute; inset: 0 0 0 49%; margin: 0; }
.hero-home .hero-image { inset-inline-start: 55%; }
.hero-inner .hero-image { inset-inline-start: 58%; }
.image-frame { overflow: hidden; background: #bdc3a9; }
.image-frame img { width: 100%; height: 100%; object-fit: cover; }
.hero-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(24,60,49,.52), transparent 50%), linear-gradient(0deg, rgba(16,43,35,.18), transparent 60%);
}
.hero-inner .hero-image::after { background: linear-gradient(90deg, rgba(24,60,49,.3), transparent 45%), linear-gradient(0deg, rgba(16,43,35,.15), transparent 60%); }
.hero-index {
  position: absolute;
  z-index: 2;
  right: max(1.5rem, calc((100vw - var(--content)) / 2));
  bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: .65rem;
  color: rgba(255,255,255,.8);
  font-size: .61rem;
  letter-spacing: .14em;
}
.index-rule { width: 48px; height: 1px; background: var(--gold); }

.page-content { overflow: hidden; }
.intro-band, .content-section, .product-grid-section, .industry-grid, .product-use, .contact-layout, .inquiry-policy, .commercial-note, .related-products {
  width: min(var(--content), calc(100% - 3.5rem));
  margin-inline: auto;
}
.intro-band {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(2rem, 8vw, 8rem);
  padding-block: clamp(4.5rem, 9vw, 8.5rem) 3.7rem;
}
.intro-band h2, .section-heading h2, .feature-copy h2, .process-band h2, .contact-ribbon h2 {
  max-width: 650px;
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.3vw, 3.35rem);
  font-weight: 400;
  letter-spacing: -.035em;
  line-height: 1.16;
}
.intro-copy { align-self: end; max-width: 510px; padding-bottom: .35rem; }
.intro-copy p, .feature-copy > p:not(.eyebrow), .process-band > div > p:not(.eyebrow) { color: #536157; line-height: 1.85; }
.small-link { display: inline-block; color: var(--forest); font-size: .77rem; font-weight: 750; text-decoration: none; }
.home-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: min(var(--content), calc(100% - 3.5rem));
  margin: 0 auto clamp(4.5rem, 9vw, 8rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.home-card { min-height: 245px; padding: 1.8rem clamp(1rem, 3vw, 2.8rem) 1.7rem; }
.home-card + .home-card { border-left: 1px solid var(--line); }
.block-number, .product-number { display: block; color: #947328; font-size: .68rem; font-weight: 700; letter-spacing: .15em; }
.home-card h3 { margin: 2rem 0 .6rem; font-family: var(--serif); font-size: 1.35rem; font-weight: 400; }
.home-card p { max-width: 300px; margin-bottom: 1.4rem; color: var(--muted); font-size: .9rem; }
.home-industries {
  display: grid;
  grid-template-columns: minmax(210px, .75fr) minmax(0, 1.5fr) auto;
  align-items: center;
  gap: 1.5rem;
  width: min(var(--content), calc(100% - 3.5rem));
  margin: 0 auto clamp(4rem, 7vw, 6rem);
  padding-block: 1.8rem;
  border-bottom: 1px solid var(--line);
}
.home-industries .eyebrow { margin-bottom: .45rem; }
.home-industries h2, .home-why h2 { margin: 0; font-family: var(--serif); font-size: clamp(1.65rem, 2.4vw, 2.35rem); font-weight: 400; line-height: 1.2; }
.home-industries > div > p:last-child { margin: .45rem 0 0; color: var(--muted); font-size: .84rem; }
.home-industries ul { display: flex; flex-wrap: wrap; gap: .55rem; margin: 0; padding: 0; list-style: none; }
.home-industries li { padding: .48rem .7rem; border: 1px solid var(--line); color: var(--forest); font-size: .75rem; }
.home-industries > .small-link { white-space: nowrap; }
.home-why { padding: clamp(3.2rem, 6vw, 5rem) max(1.75rem, calc((100vw - var(--content)) / 2)); background: #eee9dd; }
.home-why-heading { max-width: 670px; margin-bottom: 2rem; }
.home-why-heading .eyebrow { margin-bottom: .6rem; }
.home-why-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.home-why-grid article { padding: 1.35rem 1.2rem 0 0; }
.home-why-grid article + article { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.home-why-grid h3 { margin: 0 0 .45rem; font-family: var(--serif); font-size: 1.18rem; font-weight: 400; }
.home-why-grid p { margin: 0; color: #536157; font-size: .83rem; line-height: 1.7; }
.home-why-grid a { color: var(--forest); }
.image-feature { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); min-height: 435px; background: var(--sand); }
.feature-image { min-height: 370px; margin: 0; }
.feature-copy { align-self: center; max-width: 500px; padding: clamp(2.5rem, 5vw, 5rem); }
.feature-copy h2 { margin-bottom: 1rem; }
.feature-copy > p:not(.eyebrow) { margin-bottom: 1.4rem; }
.process-band {
  display: grid;
  grid-template-columns: minmax(250px, .8fr) minmax(0, 1.2fr);
  gap: 3rem;
  padding: clamp(4rem, 8vw, 7rem) max(1.75rem, calc((100vw - var(--content)) / 2));
  background: #eee9dd;
}
.process-band h2 { margin-bottom: 1rem; }
.process-band > div > p:not(.eyebrow) { max-width: 390px; margin-bottom: 0; }
.process-steps { display: grid; grid-template-columns: repeat(3, 1fr); align-content: center; }
.process-step { padding: 1rem clamp(.8rem, 2vw, 1.7rem); border-left: 1px solid rgba(24,60,49,.23); }
.process-step span { color: #947328; font-size: .7rem; font-weight: 700; letter-spacing: .13em; }
.process-step p { margin: 2.3rem 0 0; font-family: var(--serif); font-size: clamp(1.05rem, 1.5vw, 1.4rem); line-height: 1.35; }

.content-section { display: grid; grid-template-columns: minmax(230px, .72fr) minmax(0, 1.28fr); gap: clamp(2.5rem, 9vw, 8.8rem); padding-block: clamp(4.5rem, 8vw, 7.4rem); }
.section-heading { align-self: start; }
.section-heading h2 { font-size: clamp(2rem, 3vw, 3rem); }
.section-intro { max-width: 480px; margin: 1.1rem 0 0; color: var(--muted); }
.section-content { border-top: 1px solid var(--line); }
.editorial-block { display: grid; grid-template-columns: 48px 1fr; gap: 1.15rem; padding: 1.55rem 0 1.8rem; border-bottom: 1px solid var(--line); }
.editorial-block h3 { margin: -.25rem 0 .5rem; font-family: var(--serif); font-size: 1.42rem; font-weight: 400; }
.editorial-block p { margin-bottom: 0; color: #536157; font-size: .93rem; line-height: 1.85; }
.editorial-block .block-number { padding-top: .3rem; }
.product-grid-section { padding-block: clamp(4.5rem, 8vw, 7rem); }
.product-grid-section > .section-heading { max-width: 720px; margin-bottom: 2.5rem; }
.product-grid-section .section-heading h2 { margin-bottom: .8rem; }
.product-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-card + .product-card { border-left: 1px solid var(--line); }
.product-card-link { position: relative; display: flex; min-height: 0; flex-direction: column; align-items: flex-start; padding: 1.35rem 1.1rem 1.45rem; text-decoration: none; transition: background-color .18s ease; }
.product-card-link:hover { background: #eeeadf; }
.product-card-link:focus-visible { z-index: 1; outline-offset: -3px; }
.product-icon { width: 3.5rem; height: 3.5rem; margin-bottom: .9rem; color: var(--forest-soft); }
.product-number { position: absolute; top: 1.55rem; right: 1.1rem; color: #947328; font-size: .68rem; font-weight: 750; letter-spacing: .12em; }
.product-card-content { display: flex; flex: 1; flex-direction: column; align-items: flex-start; }
.product-card h3 { display: flex; justify-content: space-between; gap: .35rem; width: 100%; margin: 0 0 .45rem; font-family: var(--serif); font-size: clamp(1.05rem, 1.25vw, 1.3rem); font-weight: 400; }
.product-card h3 span { color: #947328; font-family: var(--sans); font-size: .9rem; }
.product-card p { margin-bottom: 1rem; color: var(--muted); font-size: .78rem; line-height: 1.65; }
.product-card .small-link { margin-top: auto; }
.notice-line { margin: 1.2rem 0 0; color: var(--muted); font-size: .78rem; }
.industry-grid { display: grid; grid-template-columns: repeat(2, 1fr); padding-block: clamp(4rem, 7vw, 6.5rem); }
.industry-card { min-height: 190px; padding: 1.5rem 2rem 1.8rem 0; border-top: 1px solid var(--line); }
.industry-card:nth-child(even) { padding-left: 2rem; border-left: 1px solid var(--line); }
.industry-card h2 { margin: 1.2rem 0 .55rem; font-family: var(--serif); font-size: 1.55rem; font-weight: 400; }
.industry-card p { max-width: 460px; margin-bottom: 0; color: var(--muted); font-size: .92rem; }
.industry-grid + .notice-line { width: min(var(--content), calc(100% - 3.5rem)); margin: -4rem auto 5rem; }

.product-use { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 7rem); padding-block: clamp(4rem, 7vw, 6rem); border-bottom: 1px solid var(--line); }
.product-use h2 { margin-bottom: .75rem; font-family: var(--serif); font-size: 2rem; font-weight: 400; }
.product-use > div > p:not(.eyebrow) { max-width: 460px; color: var(--muted); }
.use-list { align-self: center; margin: 0; padding: 0; list-style: none; }
.use-list li { position: relative; padding: .85rem 0 .85rem 1.5rem; border-bottom: 1px solid var(--line); }
.use-list li::before { position: absolute; top: 1.45rem; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); content: ""; }
.commercial-note { display: grid; grid-template-columns: 1fr 1.25fr auto; align-items: center; gap: 2rem; padding-block: 3rem; border-bottom: 1px solid var(--line); }
.commercial-note > div { display: flex; align-items: center; gap: 1rem; }
.commercial-note h2 { margin: 0; font-family: var(--serif); font-size: 1.35rem; font-weight: 400; }
.note-symbol { display: grid; width: 38px; height: 38px; place-items: center; border: 1px solid var(--gold); border-radius: 50%; color: #947328; }
.commercial-note > p { margin: 0; color: var(--muted); font-size: .88rem; }
.related-products { padding-block: 3.3rem 5rem; }
.related-products h2 { margin-bottom: 1rem; font-family: var(--serif); font-size: 1.5rem; font-weight: 400; }
.related-links { display: flex; flex-wrap: wrap; gap: .65rem; }
.related-links a { padding: .55rem .8rem; border: 1px solid var(--line); font-size: .77rem; text-decoration: none; }
.related-links a:hover { background: var(--sand); }
.related-links a span { color: #947328; }
.contact-ribbon { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: clamp(2.5rem, 6vw, 5rem) max(1.75rem, calc((100vw - var(--content)) / 2)); color: var(--paper-light); background: var(--forest); }
.contact-ribbon h2 { max-width: 760px; }

.inquiry-policy { display: grid; grid-template-columns: 52px 1fr; gap: 1.4rem; margin-block: clamp(3rem, 6vw, 5rem) 4rem; padding: clamp(1.5rem, 3vw, 2.35rem); border: 1px solid #d5bd79; background: #efe7d2; }
.policy-icon { display: grid; width: 40px; height: 40px; place-items: center; border: 1px solid #947328; border-radius: 50%; color: #76591f; font-family: var(--serif); font-size: 1.25rem; }
.inquiry-policy h2 { margin-bottom: .5rem; font-family: var(--serif); font-size: 1.5rem; font-weight: 400; }
.inquiry-policy p { max-width: 900px; margin-bottom: .65rem; font-size: .91rem; line-height: 1.8; }
.inquiry-policy p:last-child { margin-bottom: 0; }
.inquiry-policy a { color: var(--forest); font-weight: 750; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: clamp(2rem, 7vw, 6rem); padding-bottom: clamp(4rem, 8vw, 7rem); }
.form-panel h2, .contact-aside h2 { margin-bottom: .6rem; font-family: var(--serif); font-size: clamp(1.8rem, 2.5vw, 2.45rem); font-weight: 400; }
.form-intro { max-width: 620px; margin-bottom: 1.8rem; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem 1.2rem; margin-bottom: 1.5rem; }
.form-grid label { display: grid; gap: .45rem; color: #35463b; font-size: .78rem; font-weight: 700; }
.form-grid input, .form-grid select, .form-grid textarea {
  width: 100%;
  min-height: 46px;
  padding: .7rem .75rem;
  border: 1px solid rgba(24,60,49,.27);
  border-radius: 0;
  color: var(--ink);
  background: var(--paper-light);
  font-size: .9rem;
}
.form-grid textarea { min-height: 120px; resize: vertical; }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { outline: 2px solid #a87c28; outline-offset: 2px; }
.form-wide { grid-column: 1 / -1; }
.form-grid .file-field input { padding: .55rem; }
.file-field span { color: var(--muted); font-size: .73rem; font-weight: 400; }
.form-privacy { margin: .8rem 0 0; color: var(--muted); font-size: .76rem; }
.form-status { min-height: 1.4rem; margin: .5rem 0 0; color: var(--forest); font-size: .85rem; font-weight: 650; }
.email-draft:not([hidden]) { margin-top: .4rem; }
.contact-aside { align-self: start; }
.aside-card { padding: 1.8rem; color: var(--paper-light); background: var(--forest); }
.aside-card .eyebrow { color: #e7c36e; }
.aside-card h2 { font-size: 1.75rem; }
.email-link { display: inline-block; color: #e7c36e; font-size: .92rem; font-weight: 750; overflow-wrap: anywhere; }
.aside-card > p:not(.eyebrow) { margin: 1.3rem 0 0; color: rgba(251,250,246,.72); font-size: .83rem; }
.aside-card strong { color: white; }
.aside-steps { margin-top: 1.6rem; }
.aside-steps article { display: grid; grid-template-columns: 38px 1fr; gap: .7rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.aside-steps article > span { color: #947328; font-size: .72rem; font-weight: 700; }
.aside-steps h3 { margin: 0 0 .25rem; font-family: var(--serif); font-size: 1.2rem; font-weight: 400; }
.aside-steps p { margin: 0; color: var(--muted); font-size: .82rem; }

.site-footer { color: #e8e9df; background: var(--forest-deep); }
.footer-main { display: grid; grid-template-columns: 1.15fr .85fr 1fr; gap: 3rem; width: min(var(--content), calc(100% - 3.5rem)); margin-inline: auto; padding-block: 3.7rem 3rem; }
.footer-brand img { width: 185px; height: auto; }
.footer-brand p, .footer-contact p { max-width: 310px; margin: 1rem 0 0; color: rgba(232,233,223,.66); font-size: .82rem; }
.group-link { display: inline-block; margin-top: 1rem; color: #e9c66e; font-size: .76rem; font-weight: 700; text-decoration: underline; text-underline-offset: .2em; }
.footer-label { margin-bottom: .9rem; color: #d9b866; font-size: .66rem; font-weight: 750; letter-spacing: .15em; text-transform: uppercase; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: .55rem 1rem; }
.footer-links a { color: rgba(232,233,223,.8); font-size: .77rem; }
.footer-links a:hover { color: #e9c66e; }
.footer-contact .email-link { color: #e9c66e; font-size: .9rem; }
.footer-bottom { display: flex; justify-content: space-between; width: min(var(--content), calc(100% - 3.5rem)); margin-inline: auto; padding: 1rem 0 1.2rem; border-top: 1px solid rgba(255,255,255,.16); color: rgba(232,233,223,.58); font-size: .7rem; letter-spacing: .04em; }
.not-found { max-width: 700px; margin: 10vh auto; padding: 2rem; }
.not-found h1 { color: var(--forest); font-size: 3rem; }

a:focus-visible, summary:focus-visible, button:focus-visible { outline: 2px solid #e6bd64; outline-offset: 4px; }
@media (min-width: 1400px) {
  .hero-copy { padding-left: calc((100vw - var(--content)) / 2); }
}
@media (max-width: 1120px) {
  .header-inner { width: min(var(--content), calc(100% - 2.5rem)); gap: 1rem; }
  .brand { width: 155px; }
  .desktop-nav { gap: .75rem; }
  .desktop-nav a { font-size: .66rem; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .product-card:nth-child(4) { border-left: 0; border-top: 1px solid var(--line); }
  .product-card:nth-child(5) { border-top: 1px solid var(--line); }
}
@media (max-width: 850px) {
  .header-inner { min-height: 74px; }
  .desktop-nav { display: none; }
  .mobile-menu { display: block; margin-left: auto; }
  .mobile-menu summary { padding: .6rem .8rem; border: 1px solid rgba(255,255,255,.34); color: white; font-size: .78rem; font-weight: 700; }
  .mobile-menu nav { position: absolute; top: 100%; right: 1rem; left: 1rem; display: grid; grid-template-columns: repeat(2, 1fr); padding: .6rem; background: var(--forest-deep); box-shadow: 0 16px 30px rgba(0,0,0,.2); }
  .mobile-menu nav a { padding: .7rem; color: var(--paper-light); font-size: .82rem; text-decoration: none; }
  .mobile-menu nav a:hover, .mobile-menu nav a[aria-current="page"] { color: #e9c66e; background: rgba(255,255,255,.07); }
  .hero-home { min-height: 610px; grid-template-columns: 1fr; }
  .hero-home .hero-copy { width: 78%; padding-right: 2rem; }
  .hero-inner { grid-template-columns: 1fr; min-height: 490px; }
  .hero-copy { width: 78%; padding-left: 2rem; }
  .hero-inner .hero-copy { width: 79%; padding-left: 2rem; }
  .hero-image, .hero-home .hero-image { inset-inline-start: 30%; }
  .hero-inner .hero-image { inset-inline-start: 36%; }
  .hero-image::after { background: linear-gradient(90deg, rgba(24,60,49,.85), rgba(24,60,49,.34) 73%, rgba(24,60,49,.1)), linear-gradient(0deg, rgba(16,43,35,.25), transparent 60%); }
  .intro-band { gap: 2rem; }
  .home-industries { grid-template-columns: 1fr auto; }
  .home-industries ul { grid-column: 1 / -1; grid-row: 2; }
  .home-industries > .small-link { grid-column: 2; grid-row: 1; }
  .home-why-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-why-grid article:nth-child(3) { padding-left: 0; border-left: 0; }
  .home-why-grid article:nth-child(n + 3) { margin-top: 1rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
  .content-section { grid-template-columns: minmax(190px, .65fr) minmax(0, 1.35fr); gap: 2.5rem; }
  .process-band { grid-template-columns: 1fr; gap: 2.2rem; }
  .contact-layout { gap: 2rem; }
  .footer-main { gap: 2rem; }
}
@media (max-width: 600px) {
  body { font-size: 15px; }
  .header-inner { width: calc(100% - 2rem); min-height: 68px; gap: .7rem; }
  .brand { width: 142px; }
  .mobile-menu summary { padding: .48rem .58rem; font-size: .73rem; }
  .language-menu summary { min-width: 38px; padding: .43rem .25rem; }
  .hero-home { min-height: 590px; }
  .hero-home .hero-copy { width: 100%; padding-right: 1.35rem; }
  .hero-home h1 { font-size: clamp(2.5rem, 10.5vw, 3.4rem); }
  .hero-inner { min-height: 450px; }
  .hero-copy, .hero-inner .hero-copy { width: 100%; padding: 4rem 1.35rem 5rem; }
  .hero-image, .hero-home .hero-image { inset-inline-start: 0; }
  .hero-inner .hero-image { inset-inline-start: 0; }
  .hero-image::after, .hero-inner .hero-image::after { background: linear-gradient(90deg, rgba(24,60,49,.84), rgba(24,60,49,.35)), linear-gradient(0deg, rgba(16,43,35,.3), transparent 70%); }
  h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .hero-inner h1 { font-size: clamp(2.45rem, 11vw, 3.5rem); }
  .hero-intro { max-width: 470px; font-size: 1rem; }
  .hero-index { right: 1rem; bottom: .8rem; }
  .intro-band, .content-section, .product-grid-section, .industry-grid, .product-use, .contact-layout, .inquiry-policy, .commercial-note, .related-products { width: calc(100% - 2.5rem); }
  .intro-band { grid-template-columns: 1fr; gap: 1.4rem; padding-block: 4rem 2.7rem; }
  .intro-band h2, .section-heading h2, .feature-copy h2, .process-band h2, .contact-ribbon h2 { font-size: 2.15rem; }
  .home-cards { grid-template-columns: 1fr; width: calc(100% - 2.5rem); margin-bottom: 4rem; }
  .home-card { min-height: 0; padding: 1.25rem .4rem 1.5rem; }
  .home-card + .home-card { border-top: 1px solid var(--line); border-left: 0; }
  .home-card h3 { margin-top: 1rem; }
  .home-industries { grid-template-columns: 1fr; width: calc(100% - 2.5rem); gap: 1rem; margin-bottom: 3.2rem; }
  .home-industries ul, .home-industries > .small-link { grid-column: auto; grid-row: auto; }
  .home-industries > .small-link { justify-self: start; }
  .home-why { padding: 3rem 1.25rem; }
  .home-why-grid { grid-template-columns: 1fr; }
  .home-why-grid article, .home-why-grid article + article { padding: 1rem 0; border-left: 0; }
  .home-why-grid article + article { border-top: 1px solid var(--line); }
  .home-why-grid article:nth-child(n + 3) { margin-top: 0; padding-top: 1rem; }
  .image-feature { grid-template-columns: 1fr; }
  .feature-image { min-height: 260px; }
  .feature-copy { padding: 2.5rem 1.35rem 3rem; }
  .process-band { padding: 3.5rem 1.35rem; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step { display: grid; grid-template-columns: 40px 1fr; gap: .8rem; align-items: center; padding: .8rem 0; border-top: 1px solid rgba(24,60,49,.23); border-left: 0; }
  .process-step p { margin: 0; font-size: 1.2rem; }
  .content-section { grid-template-columns: 1fr; gap: 2rem; padding-block: 3.8rem; }
  .editorial-block { grid-template-columns: 36px 1fr; gap: .5rem; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .product-card:nth-child(n) { border-top: 1px solid var(--line); border-left: 0; }
  .product-card:nth-child(odd) { border-right: 1px solid var(--line); }
  .product-card:first-child, .product-card:nth-child(2) { border-top: 0; }
  .product-card-link { padding: 1rem .75rem 1.1rem; }
  .product-number { top: 1.2rem; right: .75rem; }
  .product-icon { width: 3rem; height: 3rem; }
  .industry-grid { grid-template-columns: 1fr; padding-block: 3rem; }
  .industry-card, .industry-card:nth-child(even) { min-height: 0; padding: 1.2rem 0 1.4rem; border-left: 0; }
  .industry-grid + .notice-line { width: calc(100% - 2.5rem); margin: -2rem auto 3.5rem; }
  .product-use { grid-template-columns: 1fr; gap: 1.5rem; padding-block: 3.5rem; }
  .commercial-note { grid-template-columns: 1fr; gap: 1rem; padding-block: 2rem; }
  .commercial-note .button { justify-self: start; }
  .contact-ribbon { align-items: flex-start; flex-direction: column; padding: 3rem 1.35rem; }
  .inquiry-policy { grid-template-columns: 1fr; gap: 1rem; margin-block: 2.2rem 3rem; padding: 1.25rem; }
  .contact-layout { grid-template-columns: 1fr; padding-bottom: 4rem; }
  .form-grid { grid-template-columns: 1fr; }
  .form-wide { grid-column: auto; }
  .footer-main { grid-template-columns: 1fr; gap: 2rem; width: calc(100% - 2.5rem); padding-block: 3rem 2.3rem; }
  .footer-bottom { width: calc(100% - 2.5rem); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}