:root {
  --bg: #fbfbf8;
  --fg: #1d252d;
  --muted: #65717a;
  --card: #ffffff;
  --line: #dfe5e0;
  --primary: #1f744b;
  --primary-2: #7fcf6a;
  --steel: #202b34;
  --cement: #c9d0cd;
  --safety: #f4b833;
  --whatsapp: #25d366;
  --shadow: 0 24px 70px rgba(20, 44, 34, .18);
  --font-display: "Arial Black", Impact, system-ui, sans-serif;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--font); line-height: 1.5; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.site-header {
  position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: 24px; justify-content: space-between;
  padding: 14px clamp(18px, 4vw, 56px); background: rgba(251,251,248,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 230px; }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; background: var(--primary); color: white; font-weight: 900; letter-spacing: .03em; }
.brand strong { display: block; font-size: 15px; letter-spacing: -.02em; }
.brand small { display: block; color: var(--muted); font-size: 11px; }
nav { display: flex; align-items: center; gap: 18px; font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
nav a.active, nav a:hover { color: var(--primary); }
.header-cta, .btn, button { border: 0; display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
.header-cta, .btn.primary, button { background: var(--primary); color: white; box-shadow: var(--shadow); }
.btn.ghost { border: 1px solid rgba(255,255,255,.45); color: white; background: rgba(255,255,255,.08); }
.btn.whatsapp { background: var(--whatsapp); color: white; width: 100%; margin-top: 20px; }
.hero { position: relative; min-height: 88vh; overflow: hidden; color: white; background: var(--steel); }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(32,43,52,.98), rgba(32,43,52,.78) 45%, rgba(32,43,52,.3)), linear-gradient(90deg, rgba(32,43,52,.78), transparent); }
.hero::after, .calc-section::before, .coverage::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .16; background-image: linear-gradient(to right, rgba(255,255,255,.22) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,.22) 1px, transparent 1px); background-size: 48px 48px; }
.hero-content { position: relative; z-index: 2; min-height: 88vh; max-width: 980px; display: flex; flex-direction: column; justify-content: flex-end; padding: 120px clamp(18px, 5vw, 72px) 54px; }
.eyebrow { color: var(--primary); display: inline-flex; align-items: center; gap: 10px; font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .24em; }
.hero .eyebrow { color: var(--cement); background: rgba(31,116,75,.22); border: 1px solid rgba(127,207,106,.32); padding: 8px 12px; width: fit-content; }
.hero h1, .section h2, .split-section h2, .page-hero h1, .cta-band h2 { font-family: var(--font-display); text-transform: uppercase; line-height: .96; letter-spacing: 0; margin: 0; }
.hero h1 { font-size: clamp(48px, 9vw, 100px); margin-top: 24px; }
.hero h1 span, .split-section h2 span { color: var(--primary-2); }
.hero p { max-width: 720px; color: var(--cement); font-size: clamp(17px, 2vw, 22px); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0; }
.quick-form { display: grid; grid-template-columns: 1.4fr .6fr .7fr auto; gap: 8px; max-width: 900px; padding: 12px; background: rgba(255,255,255,.94); color: var(--fg); border: 1px solid var(--line); box-shadow: var(--shadow); }
input, select, textarea { width: 100%; border: 1px solid var(--line); background: white; color: var(--fg); min-height: 46px; padding: 10px 12px; font: inherit; }
textarea { resize: vertical; }
[data-form-status] { grid-column: 1 / -1; margin: 0; font-weight: 700; color: var(--primary); }
.marquee { position: relative; z-index: 3; display: flex; gap: 36px; overflow: auto; background: rgba(251,251,248,.96); color: var(--fg); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 12px 24px; }
.marquee span { white-space: nowrap; font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .18em; color: rgba(29,37,45,.7); }
.trust-strip { background: white; padding: 44px clamp(18px, 5vw, 72px); border-bottom: 1px solid var(--line); text-align: center; }
.trust-strip p { margin: 0 0 26px; color: var(--muted); font-size: 11px; font-weight: 900; text-transform: uppercase; letter-spacing: .22em; }
.trust-strip div { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.trust-strip span { font-family: var(--font-display); color: rgba(29,37,45,.35); font-size: clamp(16px, 2.4vw, 24px); }
.section, .split-section, .contact-layout { padding: 92px clamp(18px, 5vw, 72px); }
.top-space { padding-top: 132px; }
.section-head { max-width: 850px; margin-bottom: 48px; }
.centered { margin-left: auto; margin-right: auto; text-align: center; }
.section h2, .split-section h2 { font-size: clamp(38px, 6vw, 64px); margin-top: 12px; }
.section-head p, .split-section p { color: var(--muted); font-size: 18px; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.service-card { background: white; border: 1px solid var(--line); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.service-card img, .icon-tile { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: linear-gradient(135deg, var(--steel), #5b6863); color: var(--primary-2); display: grid; place-items: center; font-weight: 900; }
.service-card div:last-child { padding: 22px; }
.service-card span { display: inline-block; background: var(--primary); color: white; padding: 4px 8px; font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: .16em; }
.service-card h3 { font-family: var(--font-display); text-transform: uppercase; line-height: 1.05; margin: 16px 0 10px; font-size: 22px; }
.service-card p { color: var(--muted); font-size: 14px; }
dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 14px; padding-top: 16px; border-top: 1px solid var(--line); }
dt { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .14em; }
dd { margin: 0; font-family: ui-monospace, monospace; font-weight: 900; font-size: 12px; }
.mix-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 26px; }
.mix-row article { border-left: 3px solid var(--primary); background: white; padding: 16px; }
.mix-row strong, .mix-row span, .mix-row small { display: block; }
.mix-row strong { font-family: var(--font-display); }
.mix-row small { color: var(--muted); margin-top: 6px; }
.split-section { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: center; background: #f2f5f1; }
.image-stack { position: relative; }
.image-stack img { height: 520px; width: 100%; object-fit: cover; box-shadow: var(--shadow); }
.image-stack strong { position: absolute; right: -22px; bottom: -22px; background: var(--primary); color: white; font-family: var(--font-display); font-size: 42px; padding: 22px; }
.image-stack small { display: block; max-width: 170px; font: 900 11px/1.35 var(--font); text-transform: uppercase; letter-spacing: .13em; }
.feature-list { list-style: none; padding: 0; margin: 28px 0; display: grid; gap: 18px; }
.feature-list li { display: grid; gap: 5px; border-left: 4px solid var(--primary); padding-left: 16px; }
.feature-list span { color: var(--muted); }
.verified { font-weight: 900; color: var(--primary); }
.calc-section { position: relative; overflow: hidden; background: #eef2ef; }
.calc-section > * { position: relative; z-index: 2; }
.calculator { max-width: 980px; margin: 0 auto; display: grid; grid-template-columns: 3fr 2fr; border: 1px solid var(--line); background: white; box-shadow: var(--shadow); }
.calc-inputs { padding: 28px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.calc-inputs label, .quote-form label { display: grid; gap: 8px; font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.calc-result { background: var(--steel); color: white; padding: 32px; display: flex; flex-direction: column; justify-content: center; gap: 16px; }
.calc-result strong { font-family: var(--font-display); font-size: clamp(44px, 6vw, 76px); color: var(--primary-2); }
.project-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.project-card { position: relative; min-height: 420px; overflow: hidden; background: var(--steel); color: white; }
.project-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.project-card:hover img { transform: scale(1.06); }
.project-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(32,43,52,.95), rgba(32,43,52,.22), transparent); }
.project-card div { position: absolute; inset: auto 0 0; z-index: 2; padding: 22px; }
.project-card span { background: var(--primary); padding: 4px 8px; font-size: 10px; font-weight: 900; }
.project-card small { display: block; margin-top: 18px; color: var(--cement); text-transform: uppercase; letter-spacing: .18em; }
.project-card h3 { font-family: var(--font-display); text-transform: uppercase; line-height: 1.05; }
.project-card p { color: var(--primary-2); font-size: 13px; }
.coverage { position: relative; overflow: hidden; background: var(--bg); }
.coverage > * { position: relative; z-index: 1; }
.coverage-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 28px; }
.coverage-list article { border-left: 3px solid var(--primary); padding: 8px 0 8px 14px; background: rgba(255,255,255,.65); }
.coverage-list strong, .coverage-list span { display: block; }
.coverage-list span { color: var(--muted); font-family: ui-monospace, monospace; font-size: 12px; }
.map-card { aspect-ratio: 1; max-width: 560px; width: 100%; margin: 0 auto; border: 1px solid var(--line); background: white; box-shadow: var(--shadow); }
.map-card svg { width: 100%; height: 100%; }
.page-hero { background: var(--steel); color: white; padding: 120px clamp(18px, 5vw, 72px) 70px; }
.page-hero h1 { font-size: clamp(46px, 8vw, 86px); margin-top: 12px; }
.page-hero p { color: var(--cement); font-size: 19px; max-width: 760px; }
.contact-layout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 34px; background: #eef2ef; align-items: start; }
.quote-form, .contact-card { background: white; border: 1px solid var(--line); padding: clamp(22px, 4vw, 38px); box-shadow: 0 18px 52px rgba(20,44,34,.08); }
.quote-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.quote-form h2, .contact-card h2 { grid-column: 1 / -1; font-family: var(--font-display); text-transform: uppercase; margin: 0 0 8px; }
.quote-form .full, .quote-form button, .quote-form [data-form-status] { grid-column: 1 / -1; }
.contact-card { display: grid; gap: 16px; position: sticky; top: 92px; }
.contact-card a, .contact-card span { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-weight: 700; }
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 58px clamp(18px, 5vw, 72px); background: var(--steel); color: white; }
.cta-band h2 { font-size: clamp(30px, 5vw, 52px); }
.cta-band p { color: var(--cement); }
.site-footer { display: flex; justify-content: space-between; gap: 30px; padding: 44px clamp(18px, 5vw, 72px); background: #11191f; color: white; }
.site-footer p { color: var(--cement); max-width: 520px; }
.site-footer span { display: block; color: var(--cement); margin-bottom: 8px; }
.whatsapp-fab { position: fixed; right: 20px; bottom: 20px; z-index: 60; background: var(--whatsapp); color: white; padding: 14px 18px; border-radius: 999px; box-shadow: var(--shadow); font-weight: 900; }
@media (max-width: 980px) {
  nav { display: none; }
  .quick-form, .contact-layout, .split-section, .calculator { grid-template-columns: 1fr; }
  .card-grid, .project-grid { grid-template-columns: repeat(2, 1fr); }
  .mix-row, .trust-strip div { grid-template-columns: repeat(2, 1fr); }
  .contact-card { position: static; }
}
@media (max-width: 620px) {
  .site-header { gap: 12px; }
  .brand { min-width: 0; }
  .brand small, .header-cta { display: none; }
  .hero-content { padding-left: 18px; padding-right: 18px; }
  .card-grid, .project-grid, .mix-row, .coverage-list, .quote-form, .calc-inputs { grid-template-columns: 1fr; }
  .image-stack img { height: 360px; }
  .image-stack strong { right: 12px; bottom: 12px; }
  .site-footer, .cta-band { flex-direction: column; align-items: flex-start; }
}