:root { color-scheme: light dark; --bg: #fff; --tint: #f4f6fa; --text: #17212b; --muted: #55636f; --line: #e1e6ed; --brand: #2147a4; --teal: #0f8f77; --dark: #0d1420; }
@media (prefers-color-scheme: dark) { :root { --bg: #0c1119; --tint: #121a26; --text: #e9eef4; --muted: #9fadba; --line: #243041; --brand: #7aa0f2; --teal: #3ccdb0; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 Inter, system-ui, 'Segoe UI', Roboto, sans-serif; }
h1, h2, h3, p, ul { margin: 0; }
a { color: var(--brand); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.top { position: sticky; top: 0; z-index: 5; background: var(--bg); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 28px; min-height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 650; text-decoration: none; }
.top nav { display: flex; gap: 22px; margin-right: auto; font-size: 15px; }
.top nav a { color: var(--muted); text-decoration: none; }
.auth-links { display: flex; align-items: center; gap: 14px; font-size: 15px; }
.auth-links > a:first-child { color: var(--text); text-decoration: none; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 8px 16px; border: 1.5px solid var(--brand); border-radius: 9px; background: var(--brand); color: #fff; font-weight: 600; text-decoration: none; }
@media (prefers-color-scheme: dark) { .btn { color: #0a1220; } .btn.ghost { color: var(--brand); } }
.btn.ghost { background: transparent; color: var(--brand); }
.btn.big { min-height: 50px; padding: 10px 24px; }
.hero { padding: 88px 0 72px; }
.eyebrow { color: var(--teal); font-weight: 600; font-size: 15px; }
h1 { max-width: 820px; margin-top: 12px; font-size: clamp(36px, 5.6vw, 62px); line-height: 1.08; letter-spacing: -0.02em; font-weight: 680; text-wrap: balance; }
.lead { max-width: 680px; margin-top: 20px; color: var(--muted); font-size: 20px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.terminal { max-width: 720px; margin: 48px 0 0; padding: 20px 22px; overflow-x: auto; border-radius: 14px; background: var(--dark); color: #dbe5ef; font: 15px/1.7 ui-monospace, Menlo, monospace; }
.dim { color: #7c8ba0; }
.ok { color: #4fd6a8; }
.section { padding: 80px 0; }
.tint { background: var(--tint); }
h2 { font-size: clamp(27px, 3.4vw, 38px); line-height: 1.15; letter-spacing: -0.015em; font-weight: 650; }
h3 { font-size: 19px; font-weight: 620; }
.sub { max-width: 680px; margin-top: 12px; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
.cards article { padding: 24px; border: 1px solid var(--line); border-radius: 14px; }
.cards p { margin-top: 8px; color: var(--muted); font-size: 16px; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 56px; }
.split h2 { font-size: 24px; }
.split p { margin-top: 8px; color: var(--muted); }
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
.plans article { display: grid; gap: 8px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; }
.price { font-size: 32px; font-weight: 680; letter-spacing: -0.02em; }
.price span { color: var(--muted); font-size: 15px; font-weight: 400; }
.hour { color: var(--muted); font-size: 15px; }
.plans ul { padding: 0; list-style: none; margin: 8px 0; display: grid; gap: 4px; font-size: 16px; }
.faq { max-width: 760px; }
.faq details { padding: 16px 0; border-bottom: 1px solid var(--line); }
.faq details:first-of-type { margin-top: 20px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin-top: 8px; color: var(--muted); }
.cta .wrap { display: grid; justify-items: start; gap: 22px; }
.foot { padding: 28px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
button, select { font: inherit; }
.strip { border-block: 1px solid var(--line); background: var(--tint); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; padding-block: 22px; }
.strip div { display: grid; gap: 2px; }
.strip span { color: var(--muted); font-size: 15px; }
.showcase { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; align-items: center; }
.showcase img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 18px 50px rgba(15, 25, 45, 0.14); }
.showcase .terminal { margin: 0; max-width: none; }
.ticks { display: grid; gap: 8px; margin-top: 20px; padding: 0; list-style: none; }
.ticks li { padding-left: 26px; background: linear-gradient(var(--teal), var(--teal)) 2px 11px / 10px 2px no-repeat; }
.centers { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr)); gap: 16px; margin-top: 32px; }
.centers article { display: grid; gap: 4px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; }
.centers span { color: var(--muted); font-size: 15px; }
.centers dl { display: grid; gap: 6px; margin: 14px 0 0; padding-top: 12px; border-top: 1px solid var(--line); font-size: 15px; }
.centers dl div { display: flex; justify-content: space-between; gap: 12px; }
.centers dt { color: var(--muted); }
.centers dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
.callout { margin-top: 20px; padding: 22px 24px; border-left: 3px solid var(--teal); border-radius: 0 12px 12px 0; background: var(--tint); }
.callout p { margin-top: 6px; color: var(--muted); max-width: 800px; }
.packs { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 32px; }
.packs article { display: grid; gap: 6px; padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--bg); }
.packs b { font-size: 26px; font-weight: 680; letter-spacing: -0.02em; }
.packs span { color: var(--muted); font-size: 15px; }
.calc { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 24px; padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--tint); }
.calc[hidden] { display: none; }
.calc h3, .calc p { grid-column: 1 / -1; }
.calc label { display: grid; gap: 4px; color: var(--muted); font-size: 15px; }
.calc select { width: 100%; min-height: 44px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); color: var(--text); }
.calc output { margin-left: 6px; font-size: 28px; font-weight: 680; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.calc span { margin-left: 10px; color: var(--muted); font-size: 15px; }
.dark { background: var(--dark); color: #e9eef4; }
.dark .sub { color: #a9b6c4; }
.dark .terminal { background: #060b13; border: 1px solid #243041; font-size: 14px; }
@media (max-width: 860px) {
  .strip .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .showcase, .calc { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .wrap { padding: 0 16px; }
  .top nav { display: none; }
  .auth-links { margin-left: auto; }
  .hero { padding: 52px 0; }
  .cards, .plans, .split { grid-template-columns: minmax(0, 1fr); }
  .actions .btn { width: 100%; }
  .section { padding: 56px 0; }
  .terminal { font-size: 13px; }
}