:root {
  --bg: #141917;
  --bg-raised: #1b2220;
  --line: #2b3633;
  --text: #e9ece9;
  --muted: #a6b0ac;
  --stone: #d9d1c9;
  --main: #04977b;
  --main-dark: #036e5a;
  --link: #3cc4a6;
  --radius: 14px;
  --max: 1040px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 "Source Sans 3", "Source Sans Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-underline-offset: 3px; }
a:hover { color: var(--text); }

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

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(20, 25, 23, .88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--stone);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.brand img { width: 36px; }
.brand:hover { color: var(--text); }

.nav { display: flex; gap: 22px; }
.nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}
.nav a:hover { color: var(--text); }

/* Hero */

.hero {
  text-align: center;
  padding: 72px 0 80px;
  background:
    radial-gradient(circle at 50% 38%, rgba(4, 151, 123, .35), transparent 55%),
    radial-gradient(circle at 50% 70%, rgba(4, 151, 123, .1), transparent 60%);
}

.hero img {
  width: min(300px, 70vw);
  margin: 0 auto 28px;
}

.hero h1 {
  margin: 0 0 8px;
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.15;
}

.hero p {
  margin: 0 auto;
  max-width: 560px;
  color: var(--muted);
  font-size: 19px;
}

.btn {
  display: inline-block;
  margin-top: 28px;
  padding: 12px 26px;
  border-radius: 999px;
  background: var(--main);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transition: background .15s;
}
.btn:hover { background: var(--main-dark); color: #fff; }

/* Sections */

section { padding: 64px 0; }
section + section { border-top: 1px solid var(--line); }

h2 {
  margin: 0 0 12px;
  font-size: 30px;
  line-height: 1.2;
}

.lead { margin: 0 0 32px; color: var(--muted); max-width: 680px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-raised);
  border: 2px solid var(--main);
  border-radius: var(--radius);
  padding: 28px;
}

.card h3 { margin: 0 0 8px; font-size: 22px; }
.card p { margin: 0 0 18px; color: var(--muted); }

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tags li {
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(4, 151, 123, .12);
  border: 1px solid var(--line);
  font-size: 15px;
}

.contact { text-align: center; }
.contact .lead { margin-left: auto; margin-right: auto; }
.contact .btn { margin-top: 0; }

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
  font-size: 15px;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}
.site-footer nav { display: flex; gap: 20px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }

/* Privacy policy page */

.legal { padding: 56px 0 72px; }
.legal .wrap { max-width: 760px; }
.legal h1 { margin: 0 0 4px; font-size: clamp(30px, 6vw, 40px); line-height: 1.2; }
.legal .updated { margin: 0 0 36px; color: var(--muted); }
.legal h2 { margin: 40px 0 10px; font-size: 22px; }
.legal h3 { margin: 24px 0 6px; font-size: 18px; }
.legal p, .legal li { color: #d3d9d6; }
.legal ul { padding-left: 22px; }
.legal li { margin: 4px 0; }

@media (max-width: 560px) {
  .nav { gap: 16px; }
  .nav a { font-size: 15px; }
  .brand span { display: none; }
  .hero { padding: 48px 0 56px; }
  section { padding: 48px 0; }
  .card { padding: 22px; }
}