:root {
  --ink: #17211d;
  --muted: #66736d;
  --line: #dde5df;
  --paper: #ffffff;
  --soft: #f3f6f2;
  --accent: #1f6b4f;
  --accent-dark: #123f30;
  --warm: #c38a2e;
  --steel: #405667;
  --radius: 8px;
  --shadow: 0 18px 48px rgba(23, 33, 29, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 94px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  min-width: 210px;
}

.brand-logo {
  width: clamp(190px, 18vw, 240px);
  height: auto;
}

.brand strong {
  display: block;
  font-size: 18px;
  line-height: 1.1;
}

.brand span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 6px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: #26352f;
  font-size: 14px;
  font-weight: 600;
}

.site-nav a {
  padding: 8px 0;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-weight: 700;
}

.button.secondary {
  color: var(--ink);
  background: var(--paper);
  border-color: var(--line);
}

.button:hover,
.nav-cta:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.button.secondary:hover {
  color: var(--paper);
}

.hero {
  display: grid;
  min-height: 540px;
  align-items: center;
  color: var(--paper);
  background: linear-gradient(90deg, rgba(12, 22, 18, 0.86), rgba(12, 22, 18, 0.34)), var(--hero-image);
  background-position: center;
  background-size: cover;
}

.hero-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 24px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--warm);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero h1 {
  font-size: clamp(34px, 4.35vw, 56px);
  line-height: 1;
}

.hero p,
.page-hero p {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 19px;
}

.hero p {
  max-width: 760px;
  margin-top: 12px;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.hero-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 900px;
  margin-top: 12px;
}

.hero-quick-links a {
  padding: 6px 9px;
  color: var(--paper);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.15;
}

.hero-quick-links a:hover {
  background: rgba(255, 255, 255, 0.24);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(720px, 100%);
  margin-top: 16px;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.hero-metrics div {
  padding: 10px 12px;
  background: rgba(13, 24, 20, 0.46);
}

.hero-metrics strong {
  display: block;
  color: var(--paper);
  font-size: 19px;
  line-height: 1;
}

.hero-metrics span {
  display: block;
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 11px;
}

.section {
  padding: 84px 0;
}

.section.compact {
  padding: 46px 0;
}

#product-categories {
  scroll-margin-top: 88px;
}

.section.soft {
  background: var(--soft);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
}

.section-head h2,
.split h2,
.content h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-head p,
.split p,
.content p {
  max-width: 660px;
  margin: 12px 0 0;
  color: var(--muted);
}

.compact-head {
  margin-bottom: 22px;
}

.quick-choice {
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.choice-grid,
.category-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.choice-grid a,
.category-strip a {
  display: grid;
  gap: 4px;
  min-height: 82px;
  padding: 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.choice-grid a:hover,
.category-strip a:hover,
.category-strip a[aria-current="page"] {
  border-color: var(--accent);
  box-shadow: 0 10px 24px rgba(23, 33, 29, 0.08);
}

.choice-grid strong,
.category-strip strong {
  line-height: 1.2;
}

.choice-grid span,
.category-strip span {
  color: var(--muted);
  font-size: 14px;
}

.category-strip-section {
  padding: 24px 0;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.product-image-link {
  display: block;
  overflow: hidden;
  cursor: pointer;
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 180ms ease;
}

.product-card:hover img,
.product-image-link:focus-visible img {
  transform: scale(1.03);
}

.product-card-body {
  padding: 20px;
}

.product-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.18;
}

.product-card p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
}

.category-overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 30px;
}

.category-overview div,
.stat-grid div {
  padding: 18px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.category-overview strong,
.stat-grid strong {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  line-height: 1.2;
}

.category-overview span,
.stat-grid span {
  color: var(--muted);
  font-size: 14px;
}

.product-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
}

.product-card-meta span {
  padding: 4px 8px;
  background: var(--soft);
  border-radius: 4px;
}

.thumb-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.thumb-grid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.related-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.compact-actions {
  justify-content: space-between;
  margin-top: 0;
}

.detail-panels,
.detail-copy-grid,
.faq-grid {
  display: grid;
  gap: 16px;
}

.detail-panels,
.detail-copy-grid {
  margin-top: 22px;
}

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

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

.detail-panel,
.detail-copy-card,
.faq-card {
  padding: 20px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.detail-panel h3,
.detail-copy-card h3,
.faq-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.2;
}

.detail-copy-card p,
.faq-card p {
  margin: 0;
  color: var(--muted);
}

.faq-section {
  background: var(--soft);
  border-top: 1px solid var(--line);
}

.compact-feature-list {
  margin-top: 0;
}

.compact-feature-list li {
  padding: 14px 16px;
}

.text-link {
  color: var(--accent);
  font-weight: 800;
}

.catalog-head {
  align-items: start;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 34px;
}

.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  min-height: 42px;
  padding: 0 14px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 800;
}

.page-link:hover,
.page-link[aria-current="page"] {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}

.page-step {
  min-width: 88px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.split-media {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.split-media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.feature-list {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  padding: 16px 18px;
  background: var(--paper);
  border-left: 4px solid var(--accent);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.process-grid.wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-step {
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.process-step span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--paper);
  background: var(--steel);
  border-radius: 6px;
  font-weight: 800;
}

.process-step h3 {
  margin: 18px 0 8px;
}

.process-step p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.cta-band {
  color: var(--paper);
  background: var(--ink);
}

.cta-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0;
}

.cta-band h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.1;
}

.cta-band p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.74);
}

.page-hero {
  color: var(--paper);
  background: linear-gradient(90deg, rgba(12, 22, 18, 0.88), rgba(12, 22, 18, 0.44)), var(--hero-image);
  background-position: center;
  background-size: cover;
}

.page-hero .container {
  padding: 98px 0;
}

.breadcrumb {
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 38px;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 96px;
  padding: 22px;
  background: var(--soft);
  border-radius: var(--radius);
}

.sidebar h2 {
  margin: 0 0 14px;
  font-size: 20px;
}

.sidebar a {
  display: block;
  padding: 10px 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-weight: 700;
}

.sidebar a:hover {
  color: var(--accent);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: start;
}

.gallery img {
  width: 100%;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.specs {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.specs div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.specs dt {
  color: var(--muted);
}

.specs dd {
  margin: 0;
  font-weight: 800;
  text-align: right;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
}

.contact-panel,
.form-panel {
  padding: 28px;
  background: var(--soft);
  border-radius: var(--radius);
}

.contact-panel h2,
.form-panel h2 {
  margin-top: 0;
}

.contact-row {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.contact-row strong {
  display: block;
}

.contact-row span {
  color: var(--muted);
}

.small-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 14px;
}

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

.stat-grid strong {
  font-size: 22px;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.site-footer {
  color: rgba(255, 255, 255, 0.76);
  background: #101815;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: 30px;
  padding: 56px 0;
}

.site-footer h2,
.site-footer h3 {
  margin-top: 0;
  color: var(--paper);
}

.site-footer a {
  display: block;
  margin: 8px 0;
}

.footer-bottom a {
  display: inline;
  margin-left: 10px;
}

.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
}

@media (max-width: 920px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 94px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 20px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .brand {
    min-width: 184px;
  }

  .brand-logo {
    width: 184px;
  }

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

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

  .hero {
    min-height: auto;
  }

  .page-hero .container {
    padding: 74px 0 48px;
  }

  .hero-inner {
    padding: 42px 0 34px;
  }

  .hero-metrics,
  .product-grid,
  .process-grid,
  .category-overview,
  .detail-panels,
  .detail-copy-grid,
  .faq-grid,
  .stat-grid,
  .choice-grid,
  .category-strip,
  .split,
  .catalog-layout,
  .detail-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section-head,
  .cta-band .container {
    display: block;
  }

  .cta-band .button {
    margin-top: 22px;
  }

  .sidebar {
    position: static;
  }
}

@media (max-width: 560px) {
  .container,
  .hero-inner {
    width: min(100% - 28px, 1180px);
  }

  .nav-wrap {
    min-height: 82px;
    gap: 12px;
  }

  .brand {
    min-width: 0;
  }

  .brand-logo {
    width: 168px;
  }

  .nav-toggle {
    width: 40px;
    height: 40px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 32px;
    line-height: 1.05;
  }

  .hero p,
  .page-hero p {
    font-size: 17px;
  }

  .page-hero .container {
    padding: 48px 0 38px;
  }

  .hero-inner {
    padding: 30px 0 28px;
  }

  .hero h1 {
    font-size: 29px;
    line-height: 1.04;
  }

  .hero p {
    margin-top: 12px;
    font-size: 15px;
    line-height: 1.45;
  }

  .hero-actions {
    gap: 8px;
    margin-top: 16px;
  }

  .hero-quick-links {
    gap: 6px;
    margin-top: 12px;
  }

  .hero-quick-links a {
    flex: 1 1 112px;
    padding: 7px 8px;
    font-size: 12px;
    text-align: center;
  }

  .hero-metrics {
    display: none;
  }

  .hero-actions .button {
    flex: 1 1 156px;
    padding: 0 14px;
  }

  .section {
    padding: 58px 0;
  }
}