:root {
  color-scheme: light dark;
  --text: #0B1220;
  --text-2: #5B6577;
  --bg: #F4F7FB;
  --card: #FFFFFF;
  --border: #E2E8F0;
  --accent: #0A84FF;
  --accent-soft: #DCEBFF;
  --water-top: #5AC8FA;
  --water-bottom: #0A84FF;
  --water-back: #9ED8FF;
  --vessel: #E8EEF6;
  --flame: #F97316;
  --success: #30B566;
  --shadow: 0 1px 2px rgba(11, 18, 32, .04), 0 12px 32px rgba(11, 18, 32, .08);
  --radius: 22px;
  --max: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --text: #F1F5FB;
    --text-2: #8D98AB;
    --bg: #070B14;
    --card: #111827;
    --border: #1F2A3C;
    --accent: #3BA2FF;
    --accent-soft: #12294A;
    --water-top: #4CC3F7;
    --water-bottom: #1A6FE0;
    --water-back: #1F5E9E;
    --vessel: #0F1726;
    --success: #3DD17A;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px rgba(0, 0, 0, .35);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 10; background: var(--card); padding: 8px 12px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav { display: flex; gap: 22px; font-size: 15px; }
.nav a { color: var(--text-2); font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); text-decoration: none; }

/* Hero */
.hero { padding: 72px 0 56px; overflow-x: clip; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.app-icon { width: 88px; height: 88px; border-radius: 20px; box-shadow: var(--shadow); margin-bottom: 24px; }
.eyebrow { color: var(--accent); font-weight: 600; font-size: 15px; letter-spacing: .02em; margin: 0 0 8px; }
h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.04; letter-spacing: -.035em; margin: 0 0 18px; }
.lede { font-size: clamp(18px, 2.2vw, 21px); color: var(--text-2); max-width: 32em; margin: 0 0 28px; }
.badges { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px; border-radius: 14px;
  background: var(--text); color: var(--bg);
  font-weight: 600; font-size: 15px;
}
.badge svg { width: 18px; height: 18px; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent);
  font-weight: 600; font-size: 14px;
}

/* Device frame around real app screenshots */
.device {
  margin: 0; justify-self: center;
  width: 270px; max-width: 72vw;
  padding: 9px; border-radius: 48px;
  background: linear-gradient(145deg, #2a2d34, #0c0d10);
  box-shadow: 0 30px 60px rgba(10, 60, 130, .22), 0 2px 6px rgba(10, 30, 60, .18), inset 0 0 0 1.5px rgba(255,255,255,.1);
}
.device-hero { width: 300px; }
.device-screen {
  position: relative; overflow: hidden;
  border-radius: 39px; background: #F4F7FB;
  aspect-ratio: 600 / 1304;
}
.device-screen img { width: 100%; height: 100%; object-fit: cover; }
.device-screen::after {
  /* Dynamic Island */
  content: ""; position: absolute; top: 1.15%; left: 50%; transform: translateX(-50%);
  width: 28.6%; height: 3.9%; border-radius: 999px; background: #000;
}

/* Tour: feature rows with real screens */
.tour .section-head { margin-bottom: 20px; }
.feature-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
  padding: 36px 0; border-top: 1px solid var(--border);
}
.section-head + .feature-row { border-top: 0; }
.feature-row.flip .feature-copy { order: 2; }
.feature-copy { max-width: 30em; }
.feature-copy h3 { font-size: clamp(24px, 3vw, 32px); letter-spacing: -.025em; line-height: 1.15; margin: 0 0 12px; }
.feature-copy p { color: var(--text-2); font-size: 18px; margin: 0; }
.widget-shot { margin: 0; justify-self: center; width: 420px; max-width: 88vw; }
.widget-shot img { width: 100%; height: auto; border-radius: 28px; box-shadow: var(--shadow); }
.widget-shot figcaption { margin-top: 10px; text-align: center; font-size: 14px; color: var(--text-2); }

/* Sections */
section { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 36px; }
h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.03em; line-height: 1.1; margin: 0 0 12px; }
.section-head p { color: var(--text-2); margin: 0; font-size: 18px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  background: var(--card); border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
}
.card h3 { margin: 14px 0 6px; font-size: 19px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--text-2); font-size: 16px; }
.ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.ico svg { width: 24px; height: 24px; }
.card.wide { grid-column: span 2; }

.privacy-band { text-align: center; }
.privacy-band .card { padding: 48px 28px; max-width: 760px; margin: 0 auto; }
.privacy-band p { color: var(--text-2); font-size: 18px; max-width: 34em; margin: 0 auto 20px; }

/* Prose pages */
.prose { max-width: 720px; padding: 56px 24px 72px; }
.prose h1 { font-size: clamp(34px, 5vw, 48px); }
.prose h2 { font-size: 24px; margin-top: 40px; letter-spacing: -.02em; }
.prose h3 { font-size: 19px; margin: 28px 0 6px; }
.prose p, .prose li { color: var(--text); }
.prose ul { padding-left: 1.2em; }
.prose li { margin: 6px 0; }
.muted { color: var(--text-2); }
.summary { background: var(--accent-soft); border-radius: 16px; padding: 18px 22px; margin: 24px 0; }
.summary p { margin: 0; }
details { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 4px 20px; margin: 12px 0; }
summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-weight: 700; font-size: 20px; line-height: 1; }
details[open] summary::after { content: "–"; }
details > div { padding-bottom: 14px; color: var(--text-2); }
details > div p { color: var(--text-2); margin: 0 0 10px; }
details > div ol, details > div ul { color: var(--text-2); margin: 0 0 10px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 36px 0 48px; font-size: 15px; color: var(--text-2); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: var(--text-2); }
.site-footer a:hover { color: var(--text); }

@media (max-width: 860px) {
  .hero { padding-top: 44px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero .app-icon { margin-left: auto; margin-right: auto; }
  .lede { margin-left: auto; margin-right: auto; }
  .badges { justify-content: center; }
  .device-hero { width: 260px; }
  .device { width: 240px; }
  .feature-row { grid-template-columns: 1fr; gap: 28px; text-align: center; padding: 32px 0; }
  .feature-row.flip .feature-copy { order: 0; }
  .feature-copy { margin: 0 auto; }
  .grid { grid-template-columns: 1fr 1fr; }
  .card.wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .nav { gap: 16px; }
  .grid { grid-template-columns: 1fr; }
  .card.wide { grid-column: auto; }
  section { padding: 48px 0; }
  .site-footer .wrap { flex-direction: column; align-items: flex-start; }
}

.center { text-align: center; }
.icon-404 { margin: 40px auto 24px; border-radius: 20px; }
section[id] { scroll-margin-top: 72px; }