:root {
  --forest: #103f26;
  --forest-deep: #092d1a;
  --leaf: #7d9d31;
  --lime: #b4c764;
  --cream: #f3f0e5;
  --paper: #fcfbf6;
  --ink: #163121;
  --muted: #687368;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}
a { color: inherit; text-decoration: none; }

.site-header {
  align-items: center;
  background: rgba(252, 251, 246, .96);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  height: 84px;
  padding: 0 5vw;
  position: relative;
  z-index: 5;
}
.site-header nav { display: flex; gap: 34px; font-size: 14px; font-weight: 700; }
.site-header nav a { border-bottom: 1px solid transparent; padding: 8px 0; }
.site-header nav a:hover { border-color: var(--leaf); }
.site-header > .button { justify-self: end; }
.brand { align-items: center; display: inline-flex; gap: 7px; width: max-content; }
.brand-mountain { color: var(--leaf); font-size: 46px; height: 31px; line-height: 42px; transform: scaleX(1.7); }
.brand strong { display: block; font-size: 18px; letter-spacing: .04em; line-height: .9; }
.brand small { color: var(--leaf); display: block; font-size: 10px; font-weight: 800; letter-spacing: .44em; margin-top: 5px; }
.button {
  align-items: center;
  background: var(--forest);
  border: 1px solid var(--forest);
  color: white;
  display: inline-flex;
  font-size: 13px;
  font-weight: 800;
  justify-content: center;
  letter-spacing: .06em;
  min-height: 50px;
  padding: 0 26px;
  text-transform: uppercase;
  transition: .2s ease;
}
.button:hover { background: var(--leaf); border-color: var(--leaf); transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 0 20px; }

.hero {
  min-height: calc(100vh - 84px);
  overflow: hidden;
  position: relative;
}
.hero-image {
  background-image: url("hero-jardin-cuarzo-v2.png");
  background-position: center center;
  background-size: cover;
  inset: 0;
  position: absolute;
  transform: scale(1.015);
}
.hero-shade {
  background: linear-gradient(90deg, rgba(5, 29, 16, .82) 0%, rgba(7, 36, 20, .52) 43%, rgba(7, 36, 20, .04) 72%);
  inset: 0;
  position: absolute;
}
.hero-content {
  color: white;
  margin-left: 8vw;
  max-width: 650px;
  padding: 12vh 0 70px;
  position: relative;
}
.eyebrow { align-items: center; display: flex; font-size: 12px; font-weight: 800; gap: 9px; letter-spacing: .16em; text-transform: uppercase; }
.leaf-mark { color: var(--lime); font-size: 20px; transform: rotate(45deg); }
h1, h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -.045em;
  margin: 0;
}
h1 { font-size: clamp(64px, 8.5vw, 126px); line-height: .85; margin: 34px 0; }
h1 em, h2 em { color: var(--lime); font-weight: 400; }
.hero-copy { font-size: 18px; line-height: 1.6; max-width: 520px; }
.hero-actions { align-items: center; display: flex; gap: 28px; margin-top: 38px; }
.text-link {
  border-bottom: 1px solid rgba(255,255,255,.65);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .06em;
  padding: 12px 0;
  text-transform: uppercase;
}
.text-link span { margin-left: 10px; }
.hero-stat { align-items: center; border-left: 1px solid rgba(255,255,255,.45); display: flex; gap: 14px; margin-top: 70px; padding-left: 18px; }
.hero-stat strong { color: var(--lime); font-family: Georgia, serif; font-size: 42px; font-weight: 400; }
.hero-stat span { font-size: 11px; font-weight: 800; letter-spacing: .1em; line-height: 1.45; text-transform: uppercase; }

.statement { padding: 130px 8vw; text-align: center; }
.statement .eyebrow { justify-content: center; }
.statement h2 { font-size: clamp(48px, 6vw, 88px); line-height: 1; margin: 24px 0 32px; }
.statement > p:last-child { color: var(--muted); font-size: 18px; line-height: 1.65; margin: 0 auto; max-width: 650px; }

.benefits { background: var(--cream); padding: 110px 8vw 130px; }
.section-heading { display: grid; gap: 22px; grid-template-columns: .7fr 1.3fr; margin-bottom: 58px; }
.section-heading h2 { font-size: clamp(42px, 5vw, 72px); line-height: 1.02; max-width: 780px; }
.benefit-grid { border-top: 1px solid #c9cbbb; display: grid; grid-template-columns: repeat(2, 1fr); }
.benefit-card { border-bottom: 1px solid #c9cbbb; display: grid; gap: 26px; grid-template-columns: 48px 1fr; min-height: 220px; padding: 42px 44px 42px 0; }
.benefit-card:nth-child(odd) { border-right: 1px solid #c9cbbb; }
.benefit-card:nth-child(even) { padding-left: 44px; }
.benefit-card > span { color: var(--leaf); font-family: Georgia, serif; font-size: 18px; }
.benefit-card h3 { font-family: Georgia, serif; font-size: 32px; font-weight: 400; margin: 0 0 14px; }
.benefit-card p { color: var(--muted); line-height: 1.65; margin: 0; max-width: 420px; }

.applications { display: grid; grid-template-columns: 1.1fr .9fr; min-height: 720px; }
.application-photo {
  background-image: linear-gradient(0deg, rgba(7, 45, 25, .45), transparent 45%), url("jardin-cuarzo-ahorro.png");
  background-position: left center;
  background-size: auto 100%;
  min-height: 600px;
  position: relative;
}
.photo-note { bottom: 45px; color: white; left: 5vw; position: absolute; }
.photo-note small { display: block; font-size: 11px; font-weight: 800; letter-spacing: .14em; margin-bottom: 10px; text-transform: uppercase; }
.photo-note strong { font-family: Georgia, serif; font-size: 26px; font-weight: 400; }
.application-copy { background: var(--forest); color: white; padding: 100px 7vw; }
.application-copy h2 { font-size: clamp(48px, 5.4vw, 78px); line-height: .98; margin: 24px 0 48px; }
.application-list { border-top: 1px solid rgba(255,255,255,.25); }
.application-list div { border-bottom: 1px solid rgba(255,255,255,.25); font-size: 16px; padding: 18px 0; }
.application-list span { color: var(--lime); margin-right: 14px; }

.product { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 760px; }
.product-copy { padding: 120px 7vw 100px 8vw; }
.product-copy h2 { font-size: clamp(50px, 5.5vw, 78px); line-height: 1; margin: 24px 0 30px; }
.product-copy > p:not(.eyebrow) { color: var(--muted); font-size: 17px; line-height: 1.7; max-width: 580px; }
.product dl { border-bottom: 1px solid #d2d5c8; border-top: 1px solid #d2d5c8; display: grid; grid-template-columns: repeat(3, 1fr); margin: 42px 0 30px; padding: 25px 0; }
.product dl div { border-right: 1px solid #d2d5c8; padding: 0 18px; }
.product dl div:first-child { padding-left: 0; }
.product dl div:last-child { border: 0; }
.product dt { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.product dd { font-family: Georgia, serif; font-size: 19px; margin: 8px 0 0; }
.text-link.dark { border-color: var(--forest); }
.product-visual { align-items: center; background: #e9e7df; display: flex; justify-content: center; overflow: hidden; padding: 70px; }
.product-visual img { border-radius: 50%; box-shadow: 0 26px 60px rgba(24, 50, 30, .18); height: auto; max-width: 610px; width: 100%; }

.contact { align-items: center; background: var(--leaf); color: white; display: flex; justify-content: space-between; padding: 90px 8vw; }
.contact h2 { font-size: clamp(48px, 5vw, 76px); line-height: 1; margin: 18px 0; }
.contact > div > p:last-child { line-height: 1.6; max-width: 620px; }
.button-light { background: white; border-color: white; color: var(--forest); margin-left: 40px; min-width: 260px; }

footer { align-items: center; background: var(--forest-deep); color: rgba(255,255,255,.72); display: grid; font-size: 13px; gap: 30px; grid-template-columns: 1fr 1fr 1fr; padding: 54px 8vw; }
.brand-light { color: white; }
footer p { line-height: 1.6; margin: 0; text-align: center; }
footer > div { display: flex; gap: 24px; justify-content: flex-end; }

.whatsapp-float {
  align-items: center;
  bottom: 24px;
  display: flex;
  filter: drop-shadow(0 12px 22px rgba(6, 34, 18, .28));
  gap: 10px;
  position: fixed;
  right: 24px;
  z-index: 20;
}
.whatsapp-label {
  background: white;
  border-radius: 24px;
  color: var(--forest);
  font-size: 13px;
  font-weight: 800;
  padding: 12px 16px;
  transition: .2s ease;
}
.whatsapp-icon {
  align-items: center;
  background: #25d366;
  border: 3px solid white;
  border-radius: 50%;
  color: white;
  display: flex;
  font-size: 13px;
  font-weight: 900;
  height: 58px;
  justify-content: center;
  letter-spacing: -.04em;
  transition: .2s ease;
  width: 58px;
}
.whatsapp-float:hover .whatsapp-icon,
.whatsapp-float:focus-visible .whatsapp-icon { background: #1eb958; transform: scale(1.07); }
.whatsapp-float:hover .whatsapp-label,
.whatsapp-float:focus-visible .whatsapp-label { transform: translateX(-3px); }
.whatsapp-float:focus-visible { outline: 3px solid white; outline-offset: 4px; border-radius: 40px; }

@media (max-width: 850px) {
  .site-header { grid-template-columns: 1fr auto; height: 72px; }
  .site-header nav { display: none; }
  .hero { min-height: 760px; }
  .hero-image { background-position: 58% center; }
  .hero-content { margin: 0 7vw; padding-top: 110px; }
  h1 { font-size: clamp(58px, 17vw, 88px); }
  .statement, .benefits { padding-left: 7vw; padding-right: 7vw; }
  .section-heading { grid-template-columns: 1fr; }
  .benefit-grid, .applications, .product { grid-template-columns: 1fr; }
  .benefit-card:nth-child(odd) { border-right: 0; }
  .benefit-card:nth-child(even) { padding-left: 0; }
  .application-photo { min-height: 520px; }
  .application-copy, .product-copy { padding: 85px 7vw; }
  .product-visual { min-height: 520px; padding: 40px; }
  .contact { align-items: flex-start; flex-direction: column; gap: 35px; }
  .button-light { margin: 0; }
  footer { grid-template-columns: 1fr; text-align: center; }
  footer .brand { margin: auto; }
  footer > div { justify-content: center; }
}

@media (max-width: 540px) {
  .site-header { padding: 0 5vw; }
  .button-small { font-size: 10px; min-height: 38px; padding: 0 12px; }
  .hero-copy { font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 10px; }
  .benefit-card { grid-template-columns: 36px 1fr; min-height: auto; padding-right: 0; }
  .product dl { grid-template-columns: 1fr; }
  .product dl div { border-bottom: 1px solid #d2d5c8; border-right: 0; padding: 18px 0; }
  .product dl div:last-child { border-bottom: 0; }
  .whatsapp-float { bottom: 16px; right: 16px; }
  .whatsapp-label { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}