:root {
  color-scheme: light dark;
  --bg: #f5f8fb;
  --surface: #ffffff;
  --text: #0f2236;
  --muted: #536a80;
  --line: #dfe7ef;
  --link: #0b5fa5;
  --accent: #f59e2b;
  --accent-text: #8a4d00;
  --badge-bg: #fff3e2;
  --focus: #0b5fa5;
  --shadow: 0 1px 2px rgba(15, 34, 54, 0.06), 0 8px 24px rgba(15, 34, 54, 0.06);
  --radius: 18px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --display: ui-rounded, 'SF Pro Rounded', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a1520;
    --surface: #112131;
    --text: #e8f1f9;
    --muted: #9db2c6;
    --line: rgba(170, 205, 235, 0.14);
    --link: #7cc3ff;
    --accent-text: #ffc06b;
    --badge-bg: rgba(245, 158, 43, 0.14);
    --focus: #f59e2b;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--font);
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--link); text-underline-offset: 3px; overflow-wrap: anywhere; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3, .brand-name { font-family: var(--display); font-weight: 800; line-height: 1.15; letter-spacing: -0.01em; }
h1 { margin: 0 0 14px; font-size: clamp(34px, 7vw, 54px); }
h2 { margin: 0 0 14px; font-size: clamp(24px, 4.5vw, 30px); }
h3 { margin: 0 0 6px; font-size: 19px; }
p { margin: 0 0 14px; }

.wrap { width: 100%; max-width: 64rem; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 44rem; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 10; padding: 8px 14px; background: var(--surface); border-radius: 10px; }

/* Header and footer */
.site-header { border-bottom: 1px solid var(--line); background: var(--surface); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; }
.brand svg { width: 34px; height: 34px; flex: none; }
.brand-name { font-size: 19px; white-space: nowrap; }
.site-nav { display: flex; flex: none; gap: 20px; }
.site-nav a { color: var(--muted); font-weight: 600; text-decoration: none; white-space: nowrap; overflow-wrap: normal; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--text); }
.site-footer { margin-top: 72px; padding: 28px 0 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer a { color: var(--muted); }

/* Home */
.hero { padding: 72px 0 40px; }
.hero p:not(.eyebrow) { max-width: 36rem; color: var(--muted); font-size: 19px; }
.eyebrow { margin: 0 0 10px; color: var(--accent-text); font-size: 13px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
section { padding: 32px 0; }

.app-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
}
.app-card:hover { border-color: var(--link); }
.app-card .icon { width: 88px; height: 88px; border-radius: 22px; }
.app-card h3 { font-size: 22px; }
.app-card p { margin: 0 0 10px; color: var(--muted); }
.more { color: var(--link); font-weight: 700; }

.badge {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--badge-bg);
  color: var(--accent-text);
  font-size: 13px;
  font-weight: 700;
}

.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.principles li { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.principles p { margin: 0; color: var(--muted); }

.contact { padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.contact p { color: var(--muted); }
.email { font-family: var(--display); font-size: clamp(17px, 5.2vw, 26px); font-weight: 800; overflow-wrap: normal; }

/* App page */
.crumbs { margin: 28px 0 0; color: var(--muted); font-size: 15px; }
.crumbs a { color: var(--muted); }
.app-hero { display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; padding: 28px 0 8px; }
.app-hero .icon { width: 120px; height: 120px; border-radius: 28px; box-shadow: var(--shadow); }
.app-hero h1 { margin-bottom: 8px; }
.app-hero p { margin: 0 0 12px; color: var(--muted); font-size: 18px; }

.shots {
  display: flex;
  gap: 14px;
  margin: 24px 0 8px;
  padding: 4px 2px 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
}
.shots img {
  flex: none;
  width: 220px;
  aspect-ratio: 9 / 16;
  border-radius: 16px;
  border: 1px solid var(--line);
  scroll-snap-align: start;
}

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.features div { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.features ul { margin: 0; padding-left: 20px; color: var(--muted); }
.features li { margin-bottom: 6px; }

.links { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; padding: 0; list-style: none; }
.links a {
  display: inline-block;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  font-weight: 700;
  text-decoration: none;
}

/* Text pages */
.page { padding-top: 48px; }
.page h2 { margin-top: 32px; font-size: 22px; }
.page ul:not(.links) { padding-left: 22px; }
.page li { margin-bottom: 6px; }
.muted { color: var(--muted); }

@media (max-width: 560px) {
  .site-nav { gap: 14px; font-size: 15px; }
  .hero { padding: 48px 0 24px; }
  .app-card { grid-template-columns: 1fr; padding: 20px; }
  .app-card .icon { width: 72px; height: 72px; border-radius: 18px; }
  .app-hero { grid-template-columns: 1fr; gap: 16px; }
  .app-hero .icon { width: 96px; height: 96px; border-radius: 24px; }
  .shots img { width: 180px; }
}
@media (max-width: 380px) {
  .brand { gap: 8px; }
  .brand svg { width: 30px; height: 30px; }
  .brand-name { font-size: 16px; }
  .site-nav { gap: 12px; font-size: 14px; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}