:root {
  --ink: #1f2423;
  --muted: #616866;
  --orange: #e65427;
  --paper: #f5f2ec;
  --white: #fff;
  --line: #d9d8d3;
  --max: 1460px;
  --gutter: clamp(24px, 5vw, 76px);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }
.skip { position: fixed; top: -80px; left: 16px; z-index: 20; background: var(--white); padding: 10px 14px; }
.skip:focus { top: 12px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 76px;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: rgba(245, 242, 236, .97);
  border-bottom: 1px solid var(--line);
}
.brand-logo { line-height: 0; flex-shrink: 0; }
.brand-logo img { width: 186px; height: auto; }
.site-header nav { display: flex; align-items: center; gap: clamp(18px, 2.2vw, 34px); font-size: 13px; }
.site-header nav > a:not(.button):hover, .footer-links a:hover { color: var(--orange); }
.menu-toggle { display: none; cursor: pointer; border: 0; background: transparent; color: var(--ink); }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
  min-height: 50px;
  padding: 13px 20px;
  border: 1px solid var(--orange);
  background: var(--orange);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  transition: background-color .2s, border-color .2s;
}
.button:hover { background: #ba3f1b; border-color: #ba3f1b; }
.button-small { min-height: 42px; padding: 10px 16px; gap: 17px; font-size: 12px; }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 700; }
.text-link:hover { color: var(--orange); }
.eyebrow {
  margin: 0 0 25px;
  color: var(--orange);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-weight: 500; letter-spacing: -.045em; }
h1 { margin-bottom: 28px; font-size: clamp(56px, 6vw, 92px); line-height: .98; }
h1 span, .contact-copy h2 span { color: var(--orange); }
h2 { margin-bottom: 0; font-size: clamp(39px, 4.1vw, 62px); line-height: 1.05; }
h3 { font-size: 21px; line-height: 1.25; font-weight: 500; letter-spacing: -.02em; }
.hero {
  max-width: var(--max);
  min-height: calc(100vh - 76px);
  margin: 0 auto;
  padding: clamp(54px, 7vw, 100px) var(--gutter) 50px;
  display: grid;
  grid-template-columns: minmax(390px, .8fr) minmax(520px, 1.2fr);
  gap: clamp(44px, 6vw, 92px);
  align-items: center;
}
.hero-copy { padding-top: 5px; }
.hero-lead { max-width: 555px; margin-bottom: 31px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 28px; }
.hero-facts {
  margin-top: clamp(50px, 8vh, 90px);
  padding-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.hero-media { margin: 0; align-self: stretch; min-height: 520px; position: relative; background: #dededb; overflow: hidden; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 58% center; filter: saturate(.7) contrast(1.04); }
.hero-media figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  background: rgba(31, 36, 35, .88);
  color: #fff;
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.section { max-width: var(--max); margin: 0 auto; padding: clamp(85px, 9vw, 135px) var(--gutter); }
.section-heading {
  margin-bottom: 48px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 60px;
}
.section-heading > p { max-width: 435px; margin-bottom: 4px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 350px;
  gap: 14px;
}
.product-card { position: relative; overflow: hidden; background: #d7d7d4; }
.product-card-wide, .product-card-tall { grid-column: auto; grid-row: auto; }
.product-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover img { transform: scale(1.02); }
.product-card > div {
  position: absolute;
  inset: auto 0 0;
  padding: 28px 24px 19px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
  background: linear-gradient(transparent, rgba(22, 25, 24, .84));
}
.product-card h3 { margin: 0; font-size: 18px; }
.product-card span { font-size: 10px; letter-spacing: .12em; }
.source-note { margin: 14px 0 0; color: var(--muted); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.materials-section { background: var(--ink); color: #fff; }
.materials-section .section-heading > p { color: #c2c8c5; }
.material-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #5c6260; border: 1px solid #5c6260; }
.material-card {
  min-height: 420px;
  padding: clamp(30px, 4vw, 58px);
  display: grid;
  grid-template-columns: 160px 1fr;
  align-items: end;
  gap: 40px;
  background: #2b302f;
}
.material-card-light { background: #eaebe7; color: var(--ink); }
.material-card .element { align-self: start; font-size: 95px; line-height: .9; font-weight: 400; letter-spacing: -.07em; }
.material-card .element span { display: block; margin-bottom: 13px; font-size: 11px; letter-spacing: .08em; }
.material-card h3 { max-width: 400px; margin: 0 0 34px; font-size: 25px; }
.material-card:not(.material-card-light) .text-link { color: #fff; }
.process-section {
  max-width: 1680px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  background: #e8e6e0;
}
.process-image { min-height: 790px; position: relative; overflow: hidden; }
.process-image img { width: 100%; height: 100%; object-fit: cover; object-position: 55% center; filter: saturate(.72) contrast(1.06); }
.process-image > span {
  position: absolute;
  left: 24px;
  bottom: 20px;
  padding: 8px 10px;
  background: rgba(31, 36, 35, .86);
  color: #fff;
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.process-copy { padding: clamp(70px, 7vw, 115px) var(--gutter); }
.steps { margin: 54px 0 0; padding: 0; list-style: none; border-top: 1px solid #bfc0bb; }
.steps li { padding: 23px 0; display: grid; grid-template-columns: 56px 1fr; gap: 22px; border-bottom: 1px solid #bfc0bb; }
.steps li > span { color: var(--orange); font-size: 12px; }
.steps h3 { margin: 0 0 7px; font-size: 18px; }
.steps p { max-width: 430px; margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.quality { display: grid; grid-template-columns: 1fr .8fr; gap: clamp(55px, 8vw, 125px); align-items: stretch; }
.quality-copy > p:not(.eyebrow) { max-width: 520px; margin: 28px 0 35px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.quality-list { border-top: 1px solid var(--line); }
.quality-list details { padding: 20px 0; border-bottom: 1px solid var(--line); }
.quality-list summary { cursor: pointer; list-style: none; display: flex; align-items: center; gap: 22px; font-size: 16px; }
.quality-list summary::-webkit-details-marker { display: none; }
.quality-list summary span { color: var(--orange); font-size: 10px; }
.quality-list summary::after { content: '+'; margin-left: auto; color: var(--muted); font-size: 20px; }
.quality-list details[open] summary::after { content: '−'; }
.quality-list details p { margin: 13px 32px 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.quality-image { margin: 0; min-height: 660px; position: relative; overflow: hidden; }
.quality-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.65) contrast(1.05); }
.quality-image figcaption {
  position: absolute;
  inset: auto 18px 17px;
  color: #fff;
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-shadow: 0 1px 6px #000;
}
.about-section { background: #deddd7; }
.about-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(50px, 9vw, 145px); align-items: start; }
.about-grid p { margin-bottom: 19px; color: #4f5553; font-size: 14px; line-height: 1.85; }
.commitments { margin-top: 70px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #bcbdb7; border-bottom: 1px solid #bcbdb7; }
.commitments article { min-height: 190px; padding: 31px 40px 31px 0; display: grid; grid-template-columns: 150px 1fr; gap: 28px; align-items: start; }
.commitments article + article { padding-left: 40px; border-left: 1px solid #bcbdb7; }
.commitments strong { color: var(--orange); font-size: 38px; line-height: 1; letter-spacing: -.04em; }
.commitments p { max-width: 440px; margin: 2px 0 0; color: #3f4543; font-size: 15px; line-height: 1.75; }
.contact-section {
  max-width: 1680px;
  min-height: 600px;
  margin: 0 auto;
  padding: clamp(80px, 9vw, 140px) var(--gutter);
  display: grid;
  grid-template-columns: 1fr .85fr;
  gap: clamp(60px, 10vw, 160px);
  background: var(--ink);
  color: #fff;
}
.contact-copy > p:not(.eyebrow):not(.wa-number) { max-width: 510px; margin: 28px 0 31px; color: #c7cdca; font-size: 14px; line-height: 1.8; }
.contact-copy .wa-number { margin: 18px 0 0; color: #aeb6b2; font-size: 11px; letter-spacing: .07em; }
.project-brief { align-self: center; }
.project-brief ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid #555d59; }
.project-brief li { padding: 19px 0; display: grid; grid-template-columns: 44px 1fr; border-bottom: 1px solid #555d59; color: #e4e7e5; font-size: 14px; }
.project-brief li span { color: #d8795a; font-size: 10px; }
footer { max-width: 1680px; margin: 0 auto; padding: 0 var(--gutter); background: var(--paper); }
.footer-main { min-height: 190px; display: grid; grid-template-columns: 1.2fr 1fr .55fr; align-items: center; gap: 55px; }
.footer-brand { font-size: 30px; font-weight: 800; letter-spacing: -.05em; line-height: 1; }
.footer-brand > span { color: var(--orange); }
.footer-brand small { display: block; margin-top: 9px; font-size: 8px; letter-spacing: .15em; }
.footer-contact > p, .footer-social > p { margin: 0 0 17px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .16em; }
.footer-contact a, .footer-social a { display: inline-flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 700; }
.footer-contact a:hover, .footer-social a:hover { color: var(--orange); }
.footer-contact svg { width: 22px; height: 22px; color: var(--orange); }
.footer-social a > span { width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center; background: var(--ink); color: var(--paper); font: 700 19px/1 Arial, Helvetica, sans-serif; }
.footer-links { display: flex; gap: 27px; font-size: 12px; }
.footer-bottom { padding: 17px 0 22px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; letter-spacing: .05em; }
.footer-bottom > a:hover { color: var(--orange); }

@media (max-width: 1080px) {
  .site-header nav { gap: 16px; }
  .site-header nav > a:not(.button) { font-size: 12px; }
  .hero { grid-template-columns: .85fr 1.15fr; gap: 38px; }
  .hero-media { min-height: 470px; }
  .hero-facts { grid-template-columns: 1fr; gap: 7px; }
  .material-card { grid-template-columns: 110px 1fr; gap: 26px; }
  .material-card .element { font-size: 72px; }
  .process-section { grid-template-columns: .9fr 1.1fr; }
  .process-image { min-height: 760px; }
  .footer-links { gap: 17px; }
}
@media (max-width: 820px) {
  :root { --gutter: 24px; }
  html { scroll-padding-top: 70px; }
  .site-header { height: 70px; }
  .brand-logo img { width: 164px; }
  .menu-toggle { display: flex; align-items: center; gap: 12px; padding: 10px 0 10px 12px; }
  .site-header nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 26px 24px;
    flex-direction: column;
    align-items: stretch;
    gap: 19px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }
  .site-header nav.is-open { display: flex; }
  .site-header nav > a:not(.button) { font-size: 15px; }
  .hero { min-height: auto; padding-top: 54px; grid-template-columns: 1fr; gap: 42px; }
  .hero-copy { padding: 0; }
  .hero-media { min-height: 430px; }
  .hero-facts { margin-top: 50px; grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .section-heading { display: block; }
  .section-heading > p { margin: 27px 0 0; }
  .product-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 280px; }
  .product-card-wide { grid-column: auto; }
  .material-grid { grid-template-columns: 1fr; }
  .material-card { min-height: 350px; }
  .process-section { grid-template-columns: 1fr; }
  .process-image { min-height: 480px; }
  .quality { grid-template-columns: 1fr; }
  .quality-image { min-height: 570px; }
  .about-grid, .contact-section { grid-template-columns: 1fr; }
  .about-grid { gap: 35px; }
  .commitments { margin-top: 50px; grid-template-columns: 1fr; }
  .commitments article { min-height: 0; padding: 28px 0; }
  .commitments article + article { padding-left: 0; border-top: 1px solid #bcbdb7; border-left: 0; }
  .contact-section { gap: 70px; }
  .footer-main { padding: 45px 0; grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom .footer-links { display: none; }
}
@media (max-width: 520px) {
  h1 { font-size: 52px; }
  h2 { font-size: 38px; }
  .eyebrow { margin-bottom: 19px; }
  .hero { padding-top: 42px; padding-bottom: 32px; }
  .hero-lead { font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-media { min-height: 320px; }
  .section { padding-top: 74px; padding-bottom: 78px; }
  .product-grid { grid-template-columns: 1fr; grid-auto-rows: 230px; }
  .product-card-wide { grid-column: auto; }
  .product-card-tall { grid-row: auto; }
  .product-card > div { padding: 25px 18px 16px; }
  .material-card { min-height: 430px; padding: 30px 24px; grid-template-columns: 1fr; gap: 35px; }
  .material-card .element { font-size: 68px; }
  .material-card h3 { font-size: 22px; }
  .process-image { min-height: 390px; }
  .process-copy { padding-top: 68px; padding-bottom: 72px; }
  .steps { margin-top: 39px; }
  .quality-image { min-height: 480px; }
  .commitments article { grid-template-columns: 1fr; gap: 14px; }
  .commitments strong { font-size: 30px; }
  .commitments p { font-size: 14px; }
  .contact-section { min-height: 0; padding-top: 76px; padding-bottom: 82px; }
  .contact-copy .button { width: 100%; justify-content: space-between; }
  .footer-main { grid-template-columns: 1fr; gap: 36px; }
  .footer-brand { grid-column: auto; }
  .footer-contact a { font-size: 14px; }
  .footer-bottom { flex-direction: column; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}