:root {
  --ink: #0f172a;
  --ink-soft: #475569;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --navy: #0f172a;
  --navy-2: #1e3a5f;
  --accent: #f59e0b;
  --accent-ink: #1f2937;
  --link: #1d4ed8;
  --card: #ffffff;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
  --radius: 16px;
  --max: 1120px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e2e8f0;
    --ink-soft: #94a3b8;
    --line: #1e293b;
    --bg: #0b1120;
    --bg-soft: #0f172a;
    --link: #93c5fd;
    --card: #111a2e;
    --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 17px/1.6 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); }
img, video { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(32px, 5vw, 52px); font-weight: 800; }
h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 750; }
h3 { font-size: 20px; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.muted { color: var(--ink-soft); }
.small { font-size: 14px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 10; }

/* Header */
.site-head { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; }
.brand img { height: 34px; width: auto; border-radius: 6px; background: #fff; padding: 3px 6px; }
.nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 15px; }
.nav a[aria-current="page"] { color: var(--link); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 20px; border-radius: 999px;
  font-weight: 700; font-size: 16px; text-decoration: none; border: 2px solid transparent; cursor: pointer; }
.btn.primary { background: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { border-color: currentColor; color: var(--ink); }
.nav .btn { min-height: 40px; padding: 0 16px; font-size: 15px; }
@media (max-width: 720px) {
  .site-head .wrap { gap: 12px; }
  .nav { gap: 14px; }
  .nav a:not(.btn) { font-size: 14px; }
  .nav .btn { display: none; }
}

/* Sections */
section { padding: 72px 0; }
section.soft { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 13px; font-weight: 700; color: var(--accent); margin-bottom: 10px; }
.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--ink-soft); max-width: 760px; }

.hero { padding: 64px 0 48px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.video-frame { margin-top: 44px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); background: #0f172a; }
.video-frame video { width: 100%; aspect-ratio: 16 / 9; }
.caption { margin-top: 10px; font-size: 14px; color: var(--ink-soft); text-align: center; }

.grid { display: grid; gap: 22px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid.three, .grid.two { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.card p:last-child { margin-bottom: 0; }
.icon-dot { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); margin-bottom: 14px; }
.icon-dot svg { width: 22px; height: 22px; }

.steps { counter-reset: step; }
.steps .card { position: relative; padding-top: 58px; }
.steps .card::before { counter-increment: step; content: counter(step); position: absolute; top: 20px; left: 26px; width: 30px; height: 30px; border-radius: 50%;
  background: var(--navy-2); color: #fff; font-weight: 800; display: grid; place-items: center; font-size: 15px; }

.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li { padding-left: 30px; position: relative; margin: 0 0 10px; }
.ticks li::before { content: ""; position: absolute; left: 4px; top: 8px; width: 12px; height: 7px; border-left: 3px solid var(--accent); border-bottom: 3px solid var(--accent); transform: rotate(-45deg); }

/* Product page features */
.feature { display: grid; grid-template-columns: 1fr 1.35fr; gap: 44px; align-items: center; padding: 56px 0; border-bottom: 1px solid var(--line); }
.feature:last-of-type { border-bottom: 0; }
.feature.flip { grid-template-columns: 1.35fr 1fr; }
.feature.flip .text { order: 2; }
.feature video { width: 100%; aspect-ratio: 16 / 9; border-radius: 12px; border: 1px solid var(--line); box-shadow: var(--shadow); background: #0f172a; }
@media (max-width: 860px) {
  .feature, .feature.flip { grid-template-columns: 1fr; gap: 20px; padding: 40px 0; }
  .feature.flip .text { order: 0; }
}
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 6px 14px; font-size: 15px; font-weight: 600; }

/* Call to action band */
.cta { background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; border-radius: 22px; padding: 48px; text-align: center; }
.cta p { color: #cbd5e1; max-width: 640px; margin: 0 auto 24px; }
@media (max-width: 600px) { .cta { padding: 34px 22px; } }

/* FAQ */
details { border: 1px solid var(--line); border-radius: 12px; background: var(--card); padding: 0 20px; margin-bottom: 12px; }
summary { cursor: pointer; font-weight: 700; padding: 18px 0; list-style-position: outside; }
details p { color: var(--ink-soft); }

.site-foot { border-top: 1px solid var(--line); padding: 34px 0 44px; font-size: 14px; color: var(--ink-soft); }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between; }
.site-foot a { color: var(--ink-soft); }

/* Contact: how to book */
.book { margin-top: 30px; max-width: 760px; }
.book h2 { font-size: 24px; }
.book-steps { margin: 0 0 22px; padding-left: 22px; }
.book-steps li { margin-bottom: 10px; padding-left: 4px; }
.book-steps li::marker { font-weight: 800; color: var(--accent); }
.copy { margin-left: 6px; min-height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font-family: inherit; font-size: 13px; font-weight: 600; cursor: pointer; }
.copy:hover { border-color: var(--ink-soft); }
#copied { margin-left: 6px; font-weight: 600; color: var(--ink); }