:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: #0d1118;
  --panel-strong: #121824;
  --text: #eef7ff;
  --muted: #8d9aaa;
  --line: rgba(180, 215, 255, 0.14);
  --accent: #7dd7ff;
  --accent-2: #a78bfa;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 80% 0%, rgba(125, 215, 255, 0.13), transparent 28rem),
    radial-gradient(circle at 15% 12%, rgba(167, 139, 250, 0.14), transparent 24rem),
    var(--bg);
  color: var(--text);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 3.75rem;
  padding: 0 1.25rem;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 13, 0.78);
  backdrop-filter: blur(18px);
}

.brand,
nav,
.actions,
.site-footer {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  color: var(--text);
  font-size: 0.9rem;
  letter-spacing: -0.04em;
  text-transform: lowercase;
}

.mark { color: var(--accent); font-size: 1.25rem; }

nav a,
.site-footer,
.microcopy,
.eyebrow {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: lowercase;
}

nav a:hover,
.site-footer a:hover,
.link-stack a:hover { color: var(--accent); }

main {
  width: min(72rem, calc(100% - 2rem));
  margin: 0 auto;
}

.section,
.hero { padding: 6rem 0; }

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.85fr);
  align-items: center;
  gap: 4rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}

h1,
h2 {
  margin: 0;
  max-width: 54rem;
  letter-spacing: -0.085em;
  font-weight: 650;
  line-height: 0.96;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.6rem); }

.lede,
.continuity-line,
.section p,
.card p,
.terminal-card p,
.desktop-panel p {
  color: var(--muted);
  line-height: 1.75;
}

.lede {
  max-width: 45rem;
  margin: 1.75rem 0 0;
  font-size: 1rem;
}

.continuity-line {
  max-width: 43rem;
  margin: 1.25rem 0 0;
  color: var(--text);
  opacity: 0.86;
}

.actions {
  flex-wrap: wrap;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 2.65rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  padding: 0 1rem;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 0.8rem;
  text-transform: lowercase;
}

.button:hover { border-color: rgba(125, 215, 255, 0.5); color: var(--accent); }
.button.primary { background: var(--accent); color: #041017; border-color: var(--accent); }
.button.primary:hover { color: #041017; filter: brightness(1.08); }
.button.ghost { color: var(--muted); }

.microcopy { margin-top: 1.1rem; }

.terminal-card,
.card,
.split-panel,
.desktop-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 24, 36, 0.88), rgba(13, 17, 24, 0.88));
  box-shadow: var(--shadow);
}

.terminal-card { padding: 1rem; }

.terminal-topbar { display: flex; gap: 0.45rem; margin-bottom: 1rem; }
.terminal-topbar span { width: 0.55rem; height: 0.55rem; border-radius: 999px; background: var(--line); }
.terminal-topbar span:first-child { background: var(--accent); }

pre {
  margin: 0;
  overflow-x: auto;
  padding: 1.25rem;
  background: #05070a;
  border: 1px solid rgba(255,255,255,0.06);
  color: var(--text);
  line-height: 1.8;
  font-size: 0.82rem;
}

.terminal-card p { margin: 1rem 0 0; font-size: 0.8rem; }

.cards {
  display: grid;
  gap: 1rem;
}

.cards.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card { min-height: 13rem; padding: 1.25rem; }
.card h2 { font-size: 1rem; letter-spacing: -0.04em; line-height: 1.2; }
.card p { margin: 1rem 0 0; font-size: 0.86rem; }

.split-panel,
.desktop-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 3rem;
  padding: 2rem;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  border-left: 2px solid var(--accent);
  padding-left: 0.75rem;
  color: var(--text);
  font-size: 0.82rem;
}

.desktop-panel { align-items: center; }
.desktop-shot {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #05070a;
  box-shadow: var(--shadow);
}
.hero-shot {
  transform: translateY(0.5rem);
}
.desktop-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.site-footer {
  justify-content: center;
  flex-wrap: wrap;
  min-height: 5rem;
  padding: 1.5rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .section-grid,
  .split-panel,
  .desktop-panel,
  .cards.four { grid-template-columns: 1fr; }
  nav { display: none; }
  .section,
  .hero { padding: 4rem 0; }
  h1 { letter-spacing: -0.07em; }
}