:root {
  --bg: #0a0b0f;
  --bg-soft: #11131a;
  --card: #141722;
  --line: #232838;
  --text: #e8eaf0;
  --muted: #9aa1b4;
  --accent: #7c9cff;
  --accent-2: #66e3c4;
  --radius: 16px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(124, 156, 255, 0.18), transparent 60%),
    radial-gradient(700px 400px at 90% 0%, rgba(102, 227, 196, 0.10), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(100% - 3rem, 980px);
  margin-inline: auto;
}

.hero {
  padding: 5.5rem 0 3rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent-2);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.muted {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.55em;
  letter-spacing: -0.01em;
}

.lead {
  max-width: 62ch;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.links a {
  padding: 0.55rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(20, 23, 34, 0.7);
  color: var(--text);
  font-size: 0.92rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.links a:hover {
  border-color: var(--accent);
  text-decoration: none;
  transform: translateY(-1px);
}

main section {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
}

main section:first-of-type {
  border-top: 0;
}

h2 {
  margin: 0 0 1.25rem;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

p {
  margin: 0 0 1rem;
}

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

.card {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent), var(--card);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: #3a4160;
  transform: translateY(-2px);
}

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

.card .tags {
  margin: 0;
  color: var(--accent-2);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.chips li {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 0.85rem;
}

.button {
  display: inline-block;
  padding: 0.65rem 1.15rem;
  border-radius: 10px;
  background: var(--accent);
  color: #0a0b0f;
  font-weight: 650;
}

.button:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.prose {
  max-width: 74ch;
}

.prose h3 {
  margin-top: 1.75rem;
}

.prose ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: var(--muted);
}

.prose li {
  margin-bottom: 0.45rem;
}

.prose li strong {
  color: var(--text);
}

footer {
  padding: 2.5rem 0 4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

footer p {
  margin: 0;
}

@media (max-width: 600px) {
  .hero {
    padding-top: 3.5rem;
  }

  .wrap {
    width: min(100% - 2rem, 980px);
  }
}