@font-face {
  font-family: "Space Grotesk";
  src: url("fonts/space-grotesk.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --petrol: #0E3B43;
  --petrol-deep: #082A30;
  --petrol-soft: #1B5560;
  --amber: #F2A541;
  --amber-deep: #D98A22;
  --sand: #F4EFE6;
  --sand-2: #EAE2D4;
  --ink: #10262B;
  --muted: #4E6468;
  --radius: 14px;
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); font-weight: 600; max-width: 16ch; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 600; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; }
a { color: inherit; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(8, 42, 48, .92);
  backdrop-filter: blur(8px);
  color: var(--sand);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.wordmark { font-family: var(--font-head); font-weight: 600; font-size: 1.35rem; letter-spacing: .01em; }
.nav { display: flex; gap: 24px; margin-left: auto; }
.nav a { text-decoration: none; font-size: .95rem; opacity: .85; }
.nav a:hover { opacity: 1; color: var(--amber); }
.lang { display: flex; border: 1px solid rgba(244, 239, 230, .25); border-radius: 999px; padding: 2px; }
.lang a {
  font: 500 .78rem var(--font-body); letter-spacing: .04em;
  color: var(--sand); opacity: .7; text-decoration: none;
  padding: 5px 10px; border-radius: 999px;
}
.lang a:hover { opacity: 1; }
.lang a[aria-current="page"] { background: var(--amber); color: var(--petrol-deep); opacity: 1; }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  background: var(--petrol);
  color: var(--sand);
  padding: clamp(72px, 12vw, 140px) 0 clamp(80px, 12vw, 150px);
}
.hero .wrap { position: relative; z-index: 1; }
.eyebrow { font: 500 .85rem var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); max-width: 56ch; opacity: .9; margin-bottom: 2em; }
.hero-trace {
  position: absolute; right: -40px; bottom: 0;
  width: min(640px, 70vw); color: var(--petrol-soft); fill: var(--amber);
}
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Buttons */
.btn {
  display: inline-block; text-decoration: none;
  font: 600 .95rem var(--font-body);
  padding: 12px 22px; border-radius: 999px;
  border: 1.5px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--amber); color: var(--petrol-deep); }
.btn-primary:hover { background: var(--amber-deep); }
.btn-ghost { border-color: rgba(244, 239, 230, .4); color: var(--sand); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn-lg { font-size: 1.1rem; padding: 16px 28px; }

/* Sections */
.section { padding: clamp(64px, 9vw, 110px) 0; }
.section-dark { background: var(--petrol-deep); color: var(--sand); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.card { background: #fff; border: 1px solid var(--sand-2); border-radius: var(--radius); padding: 28px; }
.card p { color: var(--muted); margin: 0; }
.num { display: block; font: 600 .85rem var(--font-head); color: var(--amber-deep); margin-bottom: 18px; }

/* Product */
.product {
  margin-top: 32px;
  border: 1px solid rgba(244, 239, 230, .14);
  border-left: 4px solid var(--amber);
  background: var(--petrol);
  padding: clamp(24px, 4vw, 44px);
}
.product h3 { font-size: 1.9rem; }
.product p { max-width: 60ch; opacity: .9; }
.badge {
  display: inline-block; margin-bottom: 14px;
  font: 600 .72rem var(--font-body); letter-spacing: .1em; text-transform: uppercase;
  color: var(--petrol-deep); background: var(--amber); padding: 3px 10px; border-radius: 999px;
}
.facts { list-style: none; padding: 0; margin: 0 0 28px; }
.facts li { padding-left: 22px; position: relative; margin-bottom: 6px; opacity: .9; }
.facts li::before { content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }
.more { margin-top: 24px; opacity: .65; font-size: .95rem; }

/* Contact */
.contact { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.contact p { color: var(--muted); max-width: 48ch; margin: 0; }

/* Footer */
.site-footer { background: var(--ink); color: rgba(244, 239, 230, .7); font-size: .85rem; padding: 32px 0; }
.footer-inner p { margin: 0 0 4px; }
.site-footer strong { color: var(--sand); font-weight: 600; }

@media (max-width: 820px) {
  .grid-3 { grid-template-columns: 1fr; }
  .nav { display: none; }
  .lang { margin-left: auto; }
  .hero-trace { opacity: .5; }
}