:root {
  --bg: #0b0f1c;
  --surface: rgba(12, 19, 38, 0.7);
  --surface-strong: #111a34;
  --line: rgba(125, 211, 252, 0.22);
  --text: #ecfeff;
  --muted: #a5c8d8;
  --brand: #f59e0b;
  --brand-2: #22d3ee;
  --max: 1080px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 80% 0%, #17325f 0%, var(--bg) 50%), var(--bg);
  overflow-x: hidden;
}

h1,
h2,
.brand {
  font-family: "Syne", sans-serif;
  letter-spacing: 0.01em;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(245, 158, 11, 0.2), transparent 25%),
    radial-gradient(circle at 90% 85%, rgba(34, 211, 238, 0.18), transparent 30%);
  z-index: -1;
}

.section {
  width: min(var(--max), calc(100% - 2.5rem));
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.4rem;
}

.brand {
  font-size: 1rem;
  margin: 0;
}

.brand span {
  color: var(--muted);
  font-family: "Space Grotesk", sans-serif;
}

.pill {
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

.hero {
  padding: 1.2rem 0 2.5rem;
}

.hero-copy {
  max-width: 720px;
  margin-top: 4rem;
}

.eyebrow {
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.2rem, 8vw, 5rem);
  line-height: 0.95;
  margin: 0 0 1rem;
}

h1 span {
  color: var(--brand-2);
}

.hero p {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 62ch;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.btn {
  text-decoration: none;
  color: #07111f;
  background: var(--brand-2);
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.ghost {
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section h2 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.3rem);
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.card {
  grid-column: span 6;
  background: linear-gradient(160deg, rgba(17, 26, 52, 0.95), rgba(10, 16, 31, 0.95));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card h3 {
  margin: 0;
  font-size: 1.25rem;
}

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

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tags span {
  font-size: 0.75rem;
  border: 1px solid var(--line);
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
}

.card-links {
  margin-top: auto;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.card-links a {
  color: var(--brand-2);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 0.65rem;
}

.about-card {
  margin-top: 2.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.4rem;
}

.about-card p,
.about-card li {
  color: var(--muted);
}

.about-card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.footer {
  padding: 3.5rem 0;
}

.footer p {
  margin: 0.2rem 0;
  color: var(--muted);
}

.small {
  font-size: 0.85rem;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: rise 700ms cubic-bezier(0.2, 1, 0.3, 1) forwards;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 850px) {
  .card {
    grid-column: span 12;
  }

  .section-head {
    flex-direction: column;
    align-items: start;
  }
}