:root {
  --ink: #1e2520;
  --muted: #667064;
  --paper: #f8f6ef;
  --surface: #ffffff;
  --line: #dedbd0;
  --sage: #5f7f67;
  --sage-dark: #375a45;
  --terracotta: #b75d42;
  --gold: #c8a14b;
  --blue: #4d7c8a;
  --shadow: 0 14px 34px rgba(30, 37, 32, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  letter-spacing: 0;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.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;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(20px, 4vw, 56px);
  color: #fff;
  transition: background-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header:not(.is-scrolled):not(.is-open) {
  background: rgba(30, 37, 32, 0.2);
  text-shadow: 0 1px 7px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(7px);
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(248, 246, 239, 0.96);
  box-shadow: 0 8px 24px rgba(30, 37, 32, 0.09);
  backdrop-filter: blur(12px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-lockup img {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border-radius: 50%;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.94rem;
  font-weight: 700;
}

.site-nav a {
  position: relative;
  padding: 6px 0;
}

.site-nav a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 8px;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  margin: 3px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: clamp(520px, 68vh, 620px);
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center 58%;
}

.hero-shade {
  background: linear-gradient(90deg, rgba(18, 25, 20, 0.76), rgba(18, 25, 20, 0.36) 46%, rgba(18, 25, 20, 0.06) 78%);
}

.hero-content {
  position: relative;
  width: min(600px, 100%);
  padding: 82px clamp(20px, 6vw, 72px) 44px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--terracotta);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #f4c17f;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 12px;
  font-size: clamp(3.6rem, 8vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(2rem, 3.8vw, 3.25rem);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 520px;
  margin-bottom: 22px;
  font-size: clamp(1rem, 1.45vw, 1.18rem);
  color: rgba(255, 255, 255, 0.9);
}

.hero-actions,
.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 850;
  line-height: 1.1;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  background: var(--terracotta);
}

.button.primary:hover {
  background: #a54f36;
}

.button.ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.08);
}

.button.ghost:hover {
  background: rgba(255, 255, 255, 0.18);
}

.button.dark {
  color: #fff;
  background: var(--sage-dark);
}

.button.dark:hover {
  background: var(--ink);
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(50px, 7vw, 78px) 0;
}

.split-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  gap: clamp(28px, 5vw, 58px);
  align-items: center;
  padding-top: clamp(28px, 4vw, 44px);
}

.feature-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.feature-copy p,
.section-heading p,
.visual-band p,
.material-grid p,
.contact-copy p,
.product-card p,
.site-footer p {
  color: var(--muted);
}

.feature-copy > p {
  font-size: 1rem;
}

.spec-list {
  display: grid;
  gap: 0;
  margin: 20px 0;
}

.spec-list div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.spec-list div:last-child {
  border-bottom: 1px solid var(--line);
}

.spec-list dt {
  color: var(--ink);
  font-weight: 900;
}

.spec-list dd {
  margin: 0;
  color: var(--muted);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 18px;
}

.section-heading h2 {
  max-width: 680px;
}

.section-heading p {
  max-width: 640px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 20px;
}

.tab {
  min-height: 36px;
  padding: 8px 13px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 850;
  cursor: pointer;
}

.tab.is-active {
  color: #fff;
  background: var(--sage-dark);
  border-color: var(--sage-dark);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100%;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: opacity 160ms ease, transform 160ms ease, border-color 160ms ease;
}

.product-card:hover {
  transform: translateY(-2px);
  border-color: rgba(95, 127, 103, 0.5);
}

.product-card.is-hidden {
  display: none;
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #f0eee6;
}

.product-card-body {
  display: flex;
  min-height: 174px;
  flex-direction: column;
  padding: 15px;
}

.product-type {
  margin-bottom: 6px;
  color: var(--terracotta);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.swatches {
  display: flex;
  gap: 7px;
  margin-top: auto;
  padding-top: 10px;
}

.swatch {
  width: 18px;
  height: 18px;
  border: 1px solid rgba(30, 37, 32, 0.16);
  border-radius: 50%;
}

.swatch.white { background: #f2f0ea; }
.swatch.black { background: #252722; }
.swatch.green { background: #607a55; }
.swatch.coral { background: #c66347; }
.swatch.pink { background: #deb4b9; }
.swatch.mustard { background: #c49b38; }

.visual-band {
  display: grid;
  grid-template-columns: minmax(0, 520px) minmax(320px, 460px);
  justify-content: center;
  gap: clamp(24px, 5vw, 54px);
  align-items: center;
  padding: clamp(34px, 5vw, 54px) clamp(20px, 5vw, 72px);
  background: #e8efe8;
}

.visual-band img {
  width: 100%;
  max-height: 350px;
  object-fit: contain;
}

.material-section {
  padding-bottom: clamp(38px, 6vw, 64px);
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.material-grid > div {
  min-height: 168px;
  padding: 24px;
  background: var(--surface);
}

.material-grid h3 {
  font-size: 1.18rem;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
  padding-top: 0;
}

.contact-form {
  display: grid;
  gap: 13px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 850;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 40px;
  padding: 9px 11px;
  color: var(--ink);
  background: #fbfaf6;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 3px solid rgba(77, 124, 138, 0.22);
  border-color: var(--blue);
}

.hidden-field {
  display: none;
}

.form-button {
  width: fit-content;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 26px clamp(20px, 5vw, 72px);
  background: #202720;
  color: #fff;
}

.site-footer p {
  max-width: 360px;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.footer-brand img {
  width: 34px;
  height: 34px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 750;
}

.footer-links a:hover {
  color: #fff;
}

.thank-you-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
  background: var(--paper);
}

.thank-you-panel {
  width: min(620px, 100%);
  padding: clamp(28px, 5vw, 52px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.thank-you-panel h1 {
  font-size: clamp(2.4rem, 7vw, 4.5rem);
}

@media (max-width: 980px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-feature,
  .visual-band,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .visual-band {
    gap: 18px;
  }

  .material-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 12px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 18px 18px;
    background: rgba(248, 246, 239, 0.98);
    border-top: 1px solid var(--line);
  }

  .site-header.is-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 12px 0;
  }

  .hero {
    min-height: 520px;
    align-items: end;
  }

  .hero-content {
    padding-top: 84px;
    padding-bottom: 36px;
  }

  .hero-shade {
    background: linear-gradient(0deg, rgba(18, 25, 20, 0.82), rgba(18, 25, 20, 0.28));
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .section {
    width: min(100% - 32px, 1180px);
  }

  .spec-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .product-card-body {
    min-height: 0;
  }

  .site-footer {
    flex-direction: column;
  }
}