:root {
  --bg: #ffffff;
  --bg-soft: #f6f7fb;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --brand: #4338ca;
  --brand-hover: #3730a3;
  --brand-soft: #eef2ff;
  --on-brand: #ffffff;
  --code-bg: #0f172a;
  --code-text: #e2e8f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1020;
    --bg-soft: #121a2e;
    --text: #e5e7eb;
    --muted: #9aa4b8;
    --border: #243049;
    --brand: #818cf8;
    --brand-hover: #a5b4fc;
    --brand-soft: #1e2547;
    --on-brand: #0b1020;
    --code-bg: #050814;
    --code-text: #e2e8f0;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--brand); }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
  text-decoration: none;
}

.nav nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav nav a:not(.btn) {
  color: var(--muted);
  text-decoration: none;
}

.nav nav a:not(.btn):hover { color: var(--text); }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 10px;
  background: var(--brand);
  color: var(--on-brand);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--brand);
}

.btn:hover { background: var(--brand-hover); border-color: var(--brand-hover); }

.btn-small { padding: 7px 14px; font-size: 15px; }

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

.btn-ghost:hover { background: var(--bg-soft); border-color: var(--border); }

section { padding-top: 72px; padding-bottom: 8px; }

.hero { text-align: center; padding-top: 48px; }

.eyebrow {
  display: inline-block;
  margin: 0 0 18px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
}

h1 {
  max-width: 820px;
  margin: 0 auto;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.lead {
  max-width: 720px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 19px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.shot {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 50px -20px rgb(15 23 42 / 0.35);
}

.hero-shot { margin-top: 48px; }

h2 {
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

h3 { margin: 0 0 8px; font-size: 19px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.grid article {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-soft);
}

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

.split {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: center;
}

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

.split-reverse > div { order: 2; }

.checks { padding: 0; list-style: none; }

.checks li {
  position: relative;
  padding-left: 30px;
  margin: 10px 0;
  color: var(--muted);
}

.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--brand);
  font-weight: 700;
}

.try { text-align: center; }

.try p { max-width: 680px; margin-left: auto; margin-right: auto; color: var(--muted); }

pre {
  max-width: 560px;
  margin: 24px auto;
  padding: 20px 24px;
  overflow-x: auto;
  text-align: left;
  border-radius: 12px;
  background: var(--code-bg);
  color: var(--code-text);
  font-size: 16px;
  line-height: 1.7;
}

code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

p code {
  padding: 1px 6px;
  border-radius: 6px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  font-size: 0.9em;
}

.roadmap ol { padding-left: 22px; }

.roadmap li { margin: 12px 0; }

.tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.tag.done { background: var(--brand-soft); color: var(--brand); border-color: transparent; }

footer {
  margin-top: 72px;
  padding-top: 28px;
  padding-bottom: 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 15px;
}

.muted { font-size: 13px; }

@media (max-width: 760px) {
  .nav nav a:not(.btn) { display: none; }
  .split { grid-template-columns: 1fr; gap: 24px; }
  .split-reverse > div { order: 0; }
  section { padding-top: 56px; }
}