:root {
  --paper: #f4f5f1;
  --sheet: #ffffff;
  --ink: #13233a;
  --graphite: #4a5a70;
  --line: #d5dbe3;
  --blueprint: #1f5fad;
  --blueprint-tint: #dce7f6;
  --orange: #c2410c;
  --orange-line: #e8590c;
  --orange-text: #9a3a07;
  --band: #13233a;
  --band-text: #f4f5f1;
  --band-muted: #c9d3e0;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1828;
    --sheet: #18243a;
    --ink: #e4eaf3;
    --graphite: #9aaabf;
    --line: #2c3a52;
    --blueprint: #7fb0f0;
    --blueprint-tint: #233a5c;
    --orange: #f08a4b;
    --orange-text: #f08a4b;
    --band: #0b1220;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.55 var(--sans); }
a { color: var(--blueprint); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.mono { font-family: var(--mono); }

.band { background: var(--band); color: var(--band-text); }
.bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 700; font-size: 20px; margin-right: auto; }
.bar nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.bar nav a { color: var(--band-muted); text-decoration: none; font-size: 15px; padding: 10px 0; }
.bar nav a:hover, .bar nav a[aria-current] { color: var(--band-text); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border-radius: 24px; font-weight: 600; text-decoration: none; border: 1px solid transparent; font-size: 16px; }
.btn-primary { background: #c2410c; color: #fff; }
.btn-primary:hover { background: #a8380a; }
.btn-light { background: var(--band-text); color: #13233a; border-radius: 12px; }
.btn-ghost { border-color: #9aaabf; color: var(--band-text); border-radius: 12px; }

.hero { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 40px; align-items: center; padding: 40px 0 64px; }
.kicker { font-family: var(--mono); color: #f08a4b; font-size: 14px; margin: 0; }
.hero h1 { margin: 12px 0 16px; font-size: clamp(36px, 5.4vw, 58px); line-height: 1.05; letter-spacing: -0.02em; }
.hero p.lead { margin: 0 0 24px; color: var(--band-muted); font-size: 19px; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.fine { color: #9aaabf; font-size: 14px; margin-top: 14px; }

/* Try-it takeoff in the hero */
.demo { background: #ffffff; border-radius: 14px; padding: 14px; color: #13233a; box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35); }
.demo svg { width: 100%; height: auto; display: block; cursor: crosshair; touch-action: manipulation; }
.demo-status { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between; padding: 10px 4px 2px; font-size: 14px; color: #4a5a70; }
.demo-status b { font-family: var(--mono); color: #9a3a07; font-size: 16px; }
.demo button { min-height: 40px; padding: 0 14px; border-radius: 20px; border: 1px solid #9aaabf; background: #fff; color: #13233a; font: 600 14px var(--sans); cursor: pointer; }

section { padding: 56px 0; }
h2 { font-size: clamp(26px, 3.4vw, 34px); letter-spacing: -0.01em; margin: 0 0 24px; line-height: 1.15; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 16px; }
.card { background: var(--sheet); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.fact b { display: block; font-family: var(--mono); font-size: 28px; color: var(--orange-text); margin-bottom: 6px; }
.fact span { color: var(--graphite); font-size: 15px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 28px 32px; }
.features h3 { margin: 0 0 6px; font-size: 18px; }
.features p { margin: 0; color: var(--graphite); }

.video { max-width: 960px; }
.player { position: relative; width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: 16px; background: #0f1828; color: #f4f5f1; display: grid; place-items: center; font: 15px var(--sans); cursor: pointer; overflow: hidden; }
.player iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.prices { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 16px; }
.price h3 { margin: 0 0 8px; font-size: 20px; }
.price .amount { font-family: var(--mono); font-size: 36px; font-weight: 600; margin: 0 0 8px; }
.price .amount small { font-size: 16px; font-weight: 400; color: var(--graphite); }
.price ul { margin: 0 0 16px; padding-left: 20px; color: var(--graphite); }
.price.pro { background: #13233a; color: #f4f5f1; border-color: #13233a; }
.price.pro ul, .price.pro .amount small { color: #c9d3e0; }

.faq { max-width: 820px; }
details { background: var(--sheet); border: 1px solid var(--line); border-radius: 14px; padding: 14px 20px; margin-bottom: 12px; }
summary { font-weight: 600; cursor: pointer; min-height: 28px; }
details p { margin: 10px 0 4px; color: var(--graphite); }

footer.band { padding: 26px 0; font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 20px; }
footer span { margin-right: auto; color: var(--band-muted); }
footer a { color: var(--band-muted); }

.doc { max-width: 760px; padding: 40px 0 72px; }
.doc h1 { font-size: clamp(30px, 4vw, 42px); margin: 0 0 8px; letter-spacing: -0.01em; }
.doc h2 { font-size: 22px; margin: 32px 0 8px; }
.doc .meta { color: var(--graphite); }

@media (prefers-reduced-motion: no-preference) {
  .btn, .demo button { transition: background-color 0.15s; }
}