:root {
  color-scheme: dark;
  --bg: #0e1014;
  --panel: #171b22;
  --panel-strong: #202631;
  --text: #f4f7fb;
  --muted: #aab4c3;
  --line: #303846;
  --blue: #79a7ff;
  --green: #77d3a0;
  --amber: #f4c76b;
  --red: #ff8d7a;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 8%, rgba(121, 167, 255, 0.18), transparent 28rem),
    linear-gradient(180deg, #10131a 0%, var(--bg) 42rem);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--blue);
  text-underline-offset: 0.18em;
}

a:hover {
  color: #a9c4ff;
}

.site-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(14, 16, 20, 0.88);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.94rem;
  text-decoration: none;
}

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

.github-link {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: inline-flex;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.github-link svg {
  display: block;
  fill: currentColor;
  height: 20px;
  width: 20px;
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 72px 24px 48px;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: 46px;
  align-items: center;
}

.eyebrow {
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  letter-spacing: 0;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4.9rem);
  margin: 0 0 22px;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  margin: 0 0 18px;
}

h3 {
  font-size: 1.12rem;
  margin: 0 0 10px;
}

p {
  margin: 0 0 16px;
}

.lede {
  color: #d8dee9;
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  max-width: 62ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  display: inline-flex;
  font-weight: 700;
  min-height: 44px;
  padding: 0 16px;
  text-decoration: none;
}

.button.primary {
  background: #eaf0ff;
  border-color: #eaf0ff;
  color: #10131a;
}

.button:hover {
  border-color: #73839d;
  color: var(--text);
}

.button.primary:hover {
  color: #10131a;
}

.hero-art {
  margin: 0;
}

.hero-art img {
  width: 100%;
  display: block;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
}

.band {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px 24px;
}

.section.narrow {
  max-width: 900px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  background: rgba(23, 27, 34, 0.9);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}

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

.demo {
  width: 100%;
  display: block;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #05070a;
}

.terminal {
  background: #07090d;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #d6e2f0;
  overflow-x: auto;
  padding: 18px;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.legal h1 {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
}

.legal h2 {
  font-size: 1.45rem;
  margin-top: 34px;
}

.legal ul {
  padding-left: 1.25rem;
}

.legal li {
  margin: 0 0 10px;
}

.notice {
  background: rgba(119, 211, 160, 0.1);
  border: 1px solid rgba(119, 211, 160, 0.38);
  border-radius: 8px;
  color: #dff7e8;
  margin: 26px 0;
  padding: 18px;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 30px 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-inner nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-inner a {
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding-bottom: 16px;
    padding-top: 16px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}