:root {
  --ink: #202326;
  --muted: #697078;
  --line: #dfe3e6;
  --paper: #ffffff;
  --soft: #f4f6f5;
  --green: #1f6b55;
  --green-dark: #164d3e;
  --yellow: #f1c84b;
  --blue: #285f86;
  --shadow: 0 18px 45px rgba(32, 35, 38, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.nav {
  width: min(1180px, calc(100% - 32px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 10px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 22px;
  font-size: 0.95rem;
  color: #34383c;
}

.language-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 850;
  color: var(--green-dark);
  background: white;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 750;
  transition: 160ms ease;
}

.button.primary {
  background: var(--green);
  color: white;
}

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

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

.button.secondary:hover {
  border-color: #b9c1c7;
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: end;
  background:
    linear-gradient(90deg, rgba(17, 28, 25, 0.86), rgba(17, 28, 25, 0.52) 46%, rgba(17, 28, 25, 0.18)),
    url("../images/hero.png") center right / cover no-repeat;
}

.hero-inner {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 86px 0 78px;
  color: white;
}

.eyebrow {
  margin: 0 0 16px;
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--yellow);
}

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

h1 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(2.65rem, 5vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 610px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.16rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-strip {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.28);
}

.metric {
  padding: 22px;
  color: white;
  background: rgba(20, 31, 28, 0.72);
}

.metric strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.35rem;
}

.section {
  padding: 74px 0;
}

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

.wrap {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head.wide {
  max-width: 940px;
}

.section-head h2,
.page-title h1 {
  margin-bottom: 12px;
  font-size: clamp(2rem, 3.4vw, 3.35rem);
  line-height: 1.04;
}

.section-head p,
.page-title p {
  color: var(--muted);
  font-size: 1.05rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  box-shadow: 0 10px 30px rgba(32, 35, 38, 0.06);
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  padding: 18px;
  background: linear-gradient(180deg, #f8faf9, #eef2ef);
}

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

.product-card h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
}

.product-card p {
  min-height: 72px;
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 18px;
}

.tag {
  padding: 6px 10px;
  border-radius: 999px;
  background: #edf3ef;
  color: var(--green-dark);
  font-size: 0.82rem;
  font-weight: 700;
}

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

.step {
  padding: 22px;
  border-left: 4px solid var(--yellow);
  background: white;
  box-shadow: 0 10px 28px rgba(32, 35, 38, 0.07);
}

.step span {
  display: block;
  margin-bottom: 18px;
  color: var(--blue);
  font-weight: 850;
}

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

.segment {
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.segment h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.segment p {
  margin-bottom: 0;
  color: var(--muted);
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: center;
}

.split img {
  border-radius: 8px;
  box-shadow: var(--shadow);
}

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

.feature-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.cta-band {
  padding: 56px 0;
  color: white;
  background:
    linear-gradient(90deg, rgba(31, 107, 85, 0.96), rgba(40, 95, 134, 0.9)),
    url("../images/fabric-background.png") center / cover;
}

.cta-band .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-band h2 {
  max-width: 700px;
  margin-bottom: 10px;
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.cta-band p {
  max-width: 650px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.86);
}

.page-hero {
  padding: 74px 0 42px;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.breadcrumbs {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 30px;
}

.filter-box {
  position: sticky;
  top: 100px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.filter-box a {
  display: block;
  padding: 10px 0;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: 44px;
  align-items: start;
}

.product-detail img {
  width: 100%;
  border-radius: 8px;
  box-shadow: var(--shadow);
  background: var(--soft);
}

.spec-table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
  font-size: 0.96rem;
}

.spec-table th,
.spec-table td {
  padding: 13px 0;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.spec-table th {
  width: 38%;
  color: var(--muted);
  font-weight: 700;
}

.note {
  padding: 16px;
  border-radius: 8px;
  background: #fff7da;
  color: #5e4d13;
}

.site-footer {
  padding: 40px 0;
  color: #d5ddd9;
  background: #18211e;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
}

.footer-grid img {
  width: 48px;
  margin-bottom: 14px;
}

.footer-grid a,
.footer-grid p {
  color: #d5ddd9;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 20;
  min-width: 58px;
  height: 58px;
  padding: 0 18px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: white;
  background: #20b15a;
  box-shadow: 0 12px 28px rgba(32, 177, 90, 0.34);
  font-weight: 850;
}

@media (max-width: 900px) {
  .nav {
    min-height: 68px;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    gap: 10px;
  }

  .hero {
    min-height: 720px;
    background-position: 62% center;
  }

  .hero-strip,
  .product-grid,
  .process,
  .segment-grid,
  .split,
  .catalog-layout,
  .product-detail,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-strip {
    margin-top: -1px;
  }

  .cta-band .wrap {
    align-items: flex-start;
    flex-direction: column;
  }

  .filter-box {
    position: static;
  }
}

@media (max-width: 560px) {
  .section,
  .page-hero {
    padding: 48px 0;
  }

  .hero-inner {
    padding: 68px 0 46px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .nav-links a:not(.button) {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
  }

  .metric {
    padding: 18px;
  }

  .whatsapp-float {
    left: 16px;
    right: 16px;
  }
}