:root {
  color-scheme: dark;
  --bg: #09081a;
  --surface: #1d1b31;
  --surface-2: #29263f;
  --text: #ffffff;
  --muted: #c2c7db;
  --mint: #48d6ab;
  --blue: #8099ff;
  --coral: #ff6e47;
  --border: rgba(255, 255, 255, 0.12);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(128, 153, 255, 0.18), transparent 34rem),
    linear-gradient(145deg, #090b20, var(--bg) 55%, #120920);
  line-height: 1.6;
}

a { color: #85ead0; }
a:hover { color: #b7f6e5; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
}

.skip-link:focus {
  left: 1rem;
  z-index: 10;
  padding: 0.65rem 0.9rem;
  color: #09081a;
  background: white;
  border-radius: 0.65rem;
}

.site-header,
.site-footer,
main {
  width: min(1080px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: white;
  font-weight: 750;
  text-decoration: none;
}

.brand img { border-radius: 0.9rem; }

nav { display: flex; gap: 1rem; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover { color: white; }

.hero {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  align-items: center;
  gap: 2.5rem;
  padding: clamp(3rem, 8vw, 7rem) 0 4rem;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--mint);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.12; }
h1 { margin: 0; font-size: clamp(2.6rem, 7vw, 5rem); letter-spacing: -0.045em; }
h2 { margin-top: 2rem; font-size: 1.35rem; }

.lede {
  max-width: 42rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
}

.icon-card {
  justify-self: center;
  width: min(260px, 60vw);
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 2.1rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.12), rgba(255,255,255,0.04));
  box-shadow: 0 32px 80px rgba(0,0,0,0.35);
}

.icon-card img { display: block; width: 100%; border-radius: 1.4rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-bottom: 5rem;
}

.card,
.article {
  border: 1px solid var(--border);
  border-radius: 1.4rem;
  background: rgba(29, 27, 49, 0.84);
  box-shadow: 0 24px 60px rgba(0,0,0,0.22);
}

.card { padding: 1.4rem; }
.card p { margin-bottom: 0; color: var(--muted); }
.article { max-width: 800px; margin: 2rem 0 5rem; padding: clamp(1.4rem, 4vw, 3rem); }
.article p, .article li { color: var(--muted); }
.article strong { color: white; }

.callout {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--mint);
  border-radius: 0.75rem;
  background: var(--surface-2);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

@media (max-width: 720px) {
  .site-header, .site-footer { align-items: flex-start; flex-direction: column; }
  .hero { grid-template-columns: 1fr; }
  .icon-card { justify-self: start; width: 180px; }
  .grid { grid-template-columns: 1fr; }
}