:root {
  --bg: #0f172a;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #38bdf8;
  --accent-2: #22c55e;
  --border: #1f2937;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #020617;
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1040px, 92vw);
  margin: 0 auto;
}

.hero {
  background: linear-gradient(160deg, #0f172a 0%, #111827 55%, #0b1120 100%);
  border-bottom: 1px solid var(--border);
  padding: 4.5rem 0 3.5rem;
}

.eyebrow {
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  margin: 0;
}

.lead {
  font-size: 1.1rem;
  color: #cbd5e1;
  max-width: 780px;
  margin-top: 1rem;
}

.cta-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.button {
  background: var(--accent);
  color: #062131;
  text-decoration: none;
  font-weight: 700;
  padding: 0.65rem 1rem;
  border-radius: 0.6rem;
  display: inline-block;
}

.button-secondary {
  background: var(--accent-2);
  color: #052012;
}

.section {
  padding: 3.2rem 0;
}

.section.alt {
  background: #0b1222;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

h2 {
  margin: 0 0 1rem;
  font-size: 1.7rem;
}

h3 {
  margin: 1rem 0 0.4rem;
  font-size: 1.05rem;
  color: #d1d5db;
}

.feature-list {
  margin: 0;
  padding-left: 1.1rem;
}

.two-col {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

pre {
  margin: 0.35rem 0 0.8rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  padding: 0.75rem 0.9rem;
  overflow: auto;
}

code {
  color: #f8fafc;
}

.small {
  color: var(--muted);
}

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

figure {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.7rem;
  overflow: hidden;
}

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

figcaption {
  padding: 0.7rem 0.8rem;
  color: var(--muted);
  font-size: 0.92rem;
}

footer {
  border-top: 1px solid var(--border);
  padding: 1.1rem 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 800px) {
  .two-col,
  .gallery {
    grid-template-columns: 1fr;
  }
}