/* Layout: one centred column; hero with a product shot, then dimensions grid, steps, science and pilot sections. */
:root {
  --bg: #f1f4f2;
  --surface: #ffffff;
  --ink: #14201b;
  --ink-2: #48564f;
  --muted: #6b7872;
  --line: #dbe2de;
  --accent: #016565;
  --brand-red: #c12f2f;
  --you: #2a78d6;
  --font-display: 'Barlow Condensed', 'Arial Narrow', 'Helvetica Neue', sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0f1412; --surface: #171e1b; --ink: #edf2ef; --ink-2: #b8c3be; --muted: #8a9690; --line: #29332f; --accent: #4cc0b8; --brand-red: #e0605c; --you: #4a95ee;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --bg: #0f1412; --surface: #171e1b; --ink: #edf2ef; --ink-2: #b8c3be; --muted: #8a9690; --line: #29332f; --accent: #4cc0b8; --brand-red: #e0605c; --you: #4a95ee;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font-body); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { margin: 0; text-wrap: balance; }
p { margin: 0; }
a { color: var(--you); text-underline-offset: 3px; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--you); outline-offset: 2px; }

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

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-block: 18px; border-bottom: 1px solid var(--line); }
.brand { display: block; line-height: 0; }
.brand img { height: 60px; width: auto; }
.nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; font-size: 15px; }
.nav a { color: var(--ink-2); text-decoration: none; }
.nav a:hover { color: var(--ink); }
.btn { display: inline-block; background: var(--accent); color: var(--bg) !important; padding: 10px 18px; border-radius: 8px; font-weight: 600; text-decoration: none; }
.btn.ghost { background: none; color: var(--ink) !important; border: 1px solid var(--line); }

.hero { display: grid; gap: 28px; padding-block: 56px 40px; }
.eyebrow { font: 600 13px/1 var(--font-body); letter-spacing: 0.14em; text-transform: uppercase; color: var(--brand-red); }
.hero h1 { color: var(--accent); font: 700 clamp(48px, 9vw, 96px)/0.92 var(--font-display); text-transform: uppercase; letter-spacing: -0.005em; max-width: 14ch; }
.hero .lede { font-size: 20px; color: var(--ink-2); max-width: 52ch; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.shot { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: 0 18px 50px rgba(20, 32, 27, 0.12); background: var(--surface); }
.shot-caption { font-size: 13px; color: var(--muted); margin-top: 8px; }

section.block { padding-block: 48px; border-top: 1px solid var(--line); display: grid; gap: 24px; }
.block h2 { font: 700 34px/1.05 var(--font-display); text-transform: uppercase; letter-spacing: 0.02em; }
.block .intro { color: var(--ink-2); max-width: 62ch; }

.dims { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.dim { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 18px; display: grid; gap: 6px; align-content: start; }
.dim h3 { font: 700 22px/1.1 var(--font-display); text-transform: uppercase; letter-spacing: 0.03em; }
.dim p { color: var(--ink-2); font-size: 15px; }
.dim .src { font: 12px var(--font-mono); color: var(--muted); }

.steps { display: grid; align-items: start; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; counter-reset: s; list-style: none; padding: 0; margin: 0; }
.steps li { counter-increment: s; display: grid; gap: 6px; }
.steps li::before { content: counter(s); font: 700 44px/1 var(--font-display); color: var(--accent); }
.steps h3 { font-size: 17px; }
.steps p { color: var(--ink-2); font-size: 15px; }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; }
.split p + p { margin-top: 12px; }
.facts { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.facts li { padding: 12px 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; font-size: 15px; }
.facts b { display: block; font-weight: 600; }

.pilot { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: grid; gap: 14px; }
.mail { font-family: var(--font-mono); font-size: 15px; user-select: all; }

.foot { border-top: 1px solid var(--line); padding-block: 28px 40px; display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; font-size: 14px; color: var(--muted); }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.foot a { color: var(--ink-2); }

/* Legal pages */
.legal { max-width: 72ch; padding-block: 40px 56px; display: grid; gap: 14px; }
.legal h1 { font: 700 48px/1 var(--font-display); text-transform: uppercase; margin-bottom: 8px; }
.legal h2 { font: 700 24px/1.1 var(--font-display); text-transform: uppercase; letter-spacing: 0.02em; margin-top: 18px; }
.legal ul { margin: 0; padding-left: 20px; display: grid; gap: 6px; }
.legal .meta { color: var(--muted); font-size: 14px; }
.legal address { font-style: normal; }

@media (max-width: 860px) {
  .dims { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps, .split { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .dims { grid-template-columns: 1fr; }
  .hero { padding-block: 36px 28px; }
  .hero .lede { font-size: 18px; }
  .nav .hide-sm { display: none; }
  .brand img { height: 40px; }
}