:root {
  --ink: #173a32;
  --ink-2: #244c42;
  --paper: #f4f0e7;
  --paper-2: #fffdf7;
  --muted: #697870;
  --line: #d9e2dc;
  --accent: #1c765f;
  --accent-light: #dceee7;
  --gold: #c6a45e;
  --shadow: 0 18px 60px rgba(23, 58, 50, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 "Arial", "Helvetica Neue", sans-serif;
}
a { color: inherit; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(23, 58, 50, .12);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -.02em;
}
.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper-2);
  font-weight: 400;
}
nav { display: flex; align-items: center; gap: 24px; font-size: 14px; font-weight: 700; }
nav a { text-decoration: none; color: var(--muted); }
nav a:hover { color: var(--ink); }
.nav-cta { padding: 9px 16px; border: 1px solid var(--ink); border-radius: 999px; color: var(--ink) !important; }
.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: clamp(36px, 7vw, 110px);
  padding: clamp(64px, 9vw, 130px) clamp(20px, 7vw, 110px);
}
.hero > *, .page-hero > * { min-width: 0; }
.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .18em;
}
h1, h2, h3 { margin-top: 0; letter-spacing: -.035em; }
h1 { max-width: 760px; margin-bottom: 24px; font-size: clamp(44px, 6.3vw, 86px); line-height: .98; }
h2 { margin-bottom: 16px; font-size: clamp(32px, 4vw, 54px); line-height: 1.08; }
h3 { margin-bottom: 10px; }
.hero-text { max-width: 650px; font-size: clamp(18px, 1.6vw, 22px); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 40px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
}
.button.primary { background: var(--ink); color: var(--paper-2); }
.button.primary:hover { background: var(--accent); border-color: var(--accent); }
.button.secondary { background: transparent; }
.proof-strip { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 650px; border-top: 1px solid var(--line); padding-top: 22px; }
.proof-strip div { display: flex; flex-direction: column; gap: 2px; }
.proof-strip strong { font-size: 26px; }
.proof-strip span { color: var(--muted); font-size: 12px; }
.hero-visual { position: relative; min-height: 540px; }
.visual-panel {
  position: absolute;
  overflow: hidden;
  border-radius: 30px;
  box-shadow: var(--shadow);
}
.visual-panel span {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,253,247,.9);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}
.wall-panel { inset: 0 76px 98px 0; background: #18463b; }
.floor-panel { right: 0; bottom: 0; width: 54%; height: 52%; background: #e7dfcf; }
.pattern-wall {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 24% 30%, rgba(239,210,150,.9) 0 8%, transparent 8.5%),
    radial-gradient(circle at 72% 65%, rgba(102,185,160,.85) 0 12%, transparent 12.5%),
    linear-gradient(135deg, transparent 35%, rgba(255,253,247,.16) 35% 38%, transparent 38% 62%, rgba(255,255,255,.08) 62% 65%, transparent 65%);
  transform: rotate(-8deg);
}
.pattern-floor {
  position: absolute;
  inset: -30%;
  background: repeating-linear-gradient(105deg, #b7a47b 0 2px, transparent 2px 34px), linear-gradient(135deg, #ece5d8, #d8ccb8);
}
.material-chip {
  position: absolute;
  right: 42px;
  top: 42px;
  width: 150px;
  padding: 18px;
  border-radius: 20px;
  background: var(--paper-2);
  box-shadow: var(--shadow);
}
.material-chip small { color: var(--muted); }
.material-chip strong { display: block; margin-top: 4px; font-size: 19px; }
.intro, .section, .inquiry {
  padding: clamp(70px, 9vw, 130px) clamp(20px, 7vw, 110px);
}
.intro { max-width: 1100px; }
.intro > p:last-child { max-width: 780px; color: var(--muted); font-size: 19px; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 44px; }
.section-head > p { max-width: 390px; color: var(--muted); }
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product-card { overflow: hidden; border-radius: 28px; background: var(--paper-2); box-shadow: var(--shadow); }
.product-art { height: 280px; }
.art-wall { background: radial-gradient(circle at 25% 30%, #d6b46e 0 8%, transparent 9%), radial-gradient(circle at 75% 70%, #74b9a8 0 12%, transparent 13%), #18463b; }
.art-floor { background: repeating-linear-gradient(115deg, #c5b28f 0 3px, transparent 3px 30px), linear-gradient(135deg, #ece4d4, #d6c8b2); }
.product-body { padding: 30px; }
.card-label { margin: 0 0 10px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.product-body > p:not(.card-label) { color: var(--muted); }
.product-body ul { margin: 20px 0 0; padding-left: 20px; }
.applications { background: var(--ink); color: var(--paper-2); }
.applications .section-head { margin-bottom: 52px; }
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.18); }
.application-grid article { min-height: 280px; padding: 28px; background: var(--ink); }
.application-grid span { color: #8fd2be; font-size: 12px; font-weight: 800; }
.application-grid h3 { margin-top: 70px; }
.application-grid p { color: #b7d0c7; }
.process-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; }
.process-copy { position: sticky; top: 110px; align-self: start; }
.process-copy p:not(.eyebrow) { color: var(--muted); }
.timeline { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.timeline li { display: grid; grid-template-columns: 150px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.timeline span { color: var(--muted); }
.advantage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.advantage-grid article { padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,253,247,.55); }
.advantage-grid p { color: var(--muted); margin-bottom: 0; }
.case-placeholder { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; background: #e5eee9; }
.case-placeholder > div > p:not(.eyebrow) { color: var(--muted); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.case-grid div { display: flex; flex-direction: column; justify-content: end; min-height: 260px; padding: 16px; border: 1px dashed #93a89f; border-radius: 18px; color: var(--ink); font-weight: 800; background: var(--paper-2); }
.case-grid span { margin-top: 8px; color: var(--muted); font-size: 12px; font-weight: 500; }
.inquiry { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; background: var(--paper-2); }
.inquiry-copy p:not(.eyebrow) { color: var(--muted); }
.contact-lines { margin-top: 30px; }
.contact-lines p { margin: 8px 0; color: var(--ink) !important; }
.contact-lines strong { display: inline-block; min-width: 82px; }
.small-note { font-size: 12px; }
form { display: grid; gap: 18px; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: #fbfaf5; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: grid; gap: 8px; font-size: 13px; font-weight: 800; }
input, select, textarea { width: 100%; border: 1px solid #c9d5ce; border-radius: 12px; padding: 12px 14px; background: #fff; color: var(--ink); font: inherit; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(28,118,95,.22); border-color: var(--accent); }
.form-status { min-height: 24px; margin: 0; color: var(--accent); font-size: 13px; }
footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 34px clamp(20px, 7vw, 110px); background: var(--ink); color: #dbe9e3; font-size: 13px; }
footer p { margin: 0; }
footer .brand { color: var(--paper-2); }

.application-grid a {
  min-height: 280px;
  padding: 28px;
  color: inherit;
  text-decoration: none;
  background: var(--ink);
  transition: background .2s ease, transform .2s ease;
}
.application-grid a:hover {
  background: var(--ink-2);
  transform: translateY(-3px);
}
.application-grid a span { color: #8fd2be; font-size: 12px; font-weight: 800; }
.application-grid a h3 { margin-top: 70px; }
.application-grid a p { color: #b7d0c7; }

.text-link {
  display: inline-flex;
  margin-top: 20px;
  color: var(--accent);
  font-weight: 800;
  text-underline-offset: 4px;
}
.sample-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  background: var(--ink);
  color: var(--paper-2);
}
.sample-callout > div { max-width: 760px; }
.sample-callout p:not(.eyebrow) { color: #b7d0c7; }
.sample-callout .eyebrow { color: #8fd2be; }
.sample-callout .button { flex: 0 0 auto; background: var(--paper-2); color: var(--ink); }

.page-hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(36px, 7vw, 100px);
  align-items: center;
  min-height: 610px;
  padding: clamp(70px, 9vw, 120px) clamp(20px, 7vw, 110px);
}
.page-hero h1 { font-size: clamp(42px, 5.5vw, 76px); }
.page-hero p:not(.eyebrow) { max-width: 660px; color: var(--muted); font-size: 19px; }
.breadcrumb { margin-bottom: 34px; color: var(--muted); font-size: 13px; font-weight: 700; }
.breadcrumb a { text-decoration: none; }
.page-visual {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  border-radius: 30px;
  box-shadow: var(--shadow);
  background: #18463b;
}
.page-visual.floor-visual {
  background:
    repeating-linear-gradient(115deg, rgba(177,158,119,.45) 0 3px, transparent 3px 34px),
    linear-gradient(135deg, #ede4d4, #cfc0a6);
}
.page-visual .visual-label {
  position: absolute;
  left: 24px;
  bottom: 24px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,253,247,.94);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.content-section {
  padding: clamp(64px, 8vw, 110px) clamp(20px, 7vw, 110px);
}
.content-section.alt { background: var(--paper-2); }
.content-grid {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(36px, 7vw, 90px);
  align-items: start;
}
.content-copy p { color: var(--muted); }
.content-copy .button { margin-top: 16px; }
.feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.feature-list li {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,253,247,.62);
}
.feature-list strong { display: block; margin-bottom: 6px; }
.feature-list span { color: var(--muted); font-size: 14px; }

.notice {
  padding: 18px 20px;
  border-left: 4px solid var(--gold);
  border-radius: 0 14px 14px 0;
  background: #f3ead7;
  color: #5f5031;
}
.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.spec-grid article {
  padding: 24px;
  border-top: 3px solid var(--ink);
  background: var(--paper-2);
}
.spec-grid p { margin-bottom: 0; color: var(--muted); }
.faq-list { display: grid; gap: 12px; }
.faq-list details {
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-2);
}
.faq-list summary { cursor: pointer; font-weight: 800; }
.faq-list p { margin-bottom: 0; color: var(--muted); }

.project-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap: 16px;
}
.project-placeholder {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 330px;
  padding: 24px;
  border: 1px dashed #91a79e;
  border-radius: 22px;
  background: linear-gradient(145deg, #e1ece6, #f4f0e7);
}
.project-placeholder span { color: var(--muted); font-size: 13px; }
.project-placeholder h3 { margin-top: 8px; }

.legal-copy {
  max-width: 920px;
  padding: clamp(60px, 8vw, 110px) clamp(20px, 7vw, 110px);
}
.legal-copy h1 { font-size: clamp(42px, 5vw, 68px); }
.legal-copy h2 { margin-top: 44px; font-size: 28px; }
.legal-copy p, .legal-copy li { color: var(--muted); }

@media (max-width: 900px) {
  .site-header { align-items: flex-start; flex-wrap: wrap; }
  nav {
    order: 3;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    gap: 18px;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
    white-space: nowrap;
  }
  nav a:not(.nav-cta) { display: inline-block; }
  .hero, .page-hero, .process-section, .case-placeholder, .inquiry, .content-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 60px; }
  .hero-visual { min-height: 480px; }
  .product-grid, .advantage-grid { grid-template-columns: 1fr 1fr; }
  .application-grid { grid-template-columns: 1fr 1fr; }
  .process-copy { position: static; }
  .inquiry { gap: 36px; }
  .sample-callout { align-items: flex-start; flex-direction: column; }
  .spec-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .site-header { padding: 14px 18px; }
  .hero, .page-hero, .intro, .section, .inquiry, .content-section, .legal-copy { padding-left: 18px; padding-right: 18px; }
  h1 { font-size: 48px; }
  .proof-strip { gap: 14px; }
  .hero-visual { min-height: 390px; }
  .wall-panel { inset: 0 48px 80px 0; }
  .material-chip { right: 12px; top: 18px; width: 135px; }
  .product-grid, .advantage-grid, .application-grid, .field-row, .feature-list, .project-grid { grid-template-columns: 1fr; }
  .section-head { display: block; }
  .section-head > p { margin-top: 18px; }
  .application-grid article { min-height: 220px; }
  .application-grid h3 { margin-top: 36px; }
  .application-grid a { min-height: 220px; }
  .application-grid a h3 { margin-top: 36px; }
  .timeline li { grid-template-columns: 1fr; gap: 8px; }
  .case-grid { grid-template-columns: 1fr; }
  nav { gap: 14px; font-size: 13px; }
  .nav-cta { display: none; }
  footer { display: block; }
  footer p + p { margin-top: 10px; }
}