:root {
  color-scheme: dark;
  --bg: #070a12;
  --panel: #0d1322;
  --panel-soft: #111a2f;
  --text: #edf1ff;
  --muted: #aeb9d6;
  --line: #263253;
  --accent: #84a8ff;
  --accent-2: #91f2c8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px circle at 10% -20%, #1a2b52 0%, transparent 45%),
    radial-gradient(900px circle at 90% 0%, #133447 0%, transparent 35%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header,
main,
.site-footer {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
}

.brand img {
  height: 36px;
  width: auto;
}

.top-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.top-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
}

.top-nav a:hover {
  color: var(--text);
}

.hero {
  margin-top: 3rem;
  padding: 3rem;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(132, 168, 255, 0.1), rgba(145, 242, 200, 0.05));
}

.kicker {
  margin: 0;
  color: var(--accent-2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 700;
}

h1 {
  margin: 0.8rem 0 1rem;
  max-width: 18ch;
  line-height: 1.15;
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 68ch;
}

.hero-button {
  margin-top: 1.4rem;
  display: inline-block;
  background: var(--accent);
  color: #081028;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font-weight: 700;
}

.hero-button:hover {
  opacity: 0.92;
}

.panel {
  margin-top: 2.8rem;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
}

.panel-head h2 {
  margin: 0.2rem 0 0;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.grid {
  display: grid;
  margin-top: 1.2rem;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  padding: 1.2rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel-soft);
}

.card h3 {
  margin: 0.15rem 0 0.7rem;
  line-height: 1.3;
  font-size: 1.08rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-featured {
  grid-row: span 2;
}

.meta {
  color: var(--accent-2) !important;
  font-size: 0.8rem !important;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.timeline {
  margin-top: 1rem;
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: start;
  gap: 1rem;
  padding: 1rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--panel-soft);
}

.timeline-item span {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(132, 168, 255, 0.2);
  color: var(--accent);
  font-weight: 800;
}

.timeline-item h3 {
  margin: 0 0 0.4rem;
  line-height: 1.3;
}

.timeline-item p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  padding: 2.4rem 0 3rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 2rem;
  }

  .card-featured {
    grid-row: auto;
  }
}