/* Longview: the app's own dark palette and the platform's system type, as in the app. Nothing is fetched from elsewhere. */
:root {
  color-scheme: dark;
  --bg: #111322;
  --surface: #1b1e30;
  --raised: #25293d;
  --border: #30354b;
  --text: #f7f8fc;
  --text-2: #9b9fb2;
  --text-3: #686d83;
  --teal: #32d5ae;
  --teal-2: #20afa5;
  --radius: 18px;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 17px/1.6 var(--sans);
  color: var(--text);
  background: var(--bg) radial-gradient(90% 60% at 80% -10%, rgba(50, 213, 174, .10), transparent 60%) no-repeat;
}
/* height:auto keeps the width/height attributes as an aspect ratio rather than a fixed height once max-width shrinks the image. */
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-underline-offset: 3px; }
a:hover { color: var(--text); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--text); color: var(--bg); padding: 8px 12px; border-radius: 8px; z-index: 9; }
.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }

header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 18px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; font: 700 20px/1 var(--display); letter-spacing: -.01em; }
.brand img { width: 40px; height: 40px; border-radius: 12px; box-shadow: 0 0 0 1px var(--border); }
.nav { display: flex; gap: 18px; flex-wrap: wrap; font-size: 15px; }
.nav a { color: var(--text-2); text-decoration: none; }
.nav a:hover { color: var(--text); }

.stamp { display: inline-block; font: 600 12px/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--teal); margin-bottom: 10px; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.1; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(42px, 7vw, 76px); letter-spacing: -.035em; }
h1 em { font-style: normal; color: var(--teal); }
h2 { font-size: clamp(28px, 4vw, 40px); }
h3 { font-size: 19px; letter-spacing: -.01em; margin-bottom: .35em; }
.lede { font-size: 20px; color: var(--text-2); max-width: 32em; margin: 0; }
.fine { font-size: 15px; color: var(--text-2); margin-top: 18px; }

.hero { padding-block: 36px 64px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.availability { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; }
.platform { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); font: 500 14px/1 var(--sans); color: var(--text); }
.platform b { color: var(--teal); font-weight: 600; }

.phone { border-radius: 34px; overflow: hidden; background: var(--surface); box-shadow: 0 30px 60px rgba(0, 0, 0, .5), 0 0 0 1px var(--border); }
.hero .phone { max-width: 320px; margin-inline: auto; }

.band { background: var(--surface); border-block: 1px solid var(--border); }
.section { padding-block: 72px; }

.idea { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; margin-top: 12px; }
.idea figure { margin: 0; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 18px 14px; }
.idea svg { width: 100%; height: auto; display: block; }
.idea figcaption { font-size: 13px; color: var(--text-3); margin-top: 10px; }
.idea ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.idea li { padding-left: 22px; position: relative; color: var(--text-2); }
.idea li::before { content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 3px; border-radius: 2px; background: var(--teal); }
.idea li strong { color: var(--text); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.features > div { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.band .features > div { background: var(--bg); }
.features p { margin: 0; color: var(--text-2); font-size: 16px; }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 30px; }
.gallery figure { margin: 0; }
.gallery figcaption { font-size: 14px; color: var(--text-2); margin-top: 12px; text-align: center; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.note { border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.note p { color: var(--text-2); margin: 0 0 .8em; }
.note p:last-child { margin-bottom: 0; }

.doc { max-width: 760px; padding-bottom: 20px; }
.doc h1 { font-size: clamp(36px, 6vw, 52px); }
.doc h2 { font-size: 24px; margin-top: 1.8em; }
.doc h3 { font-size: 18px; margin-top: 1.4em; }
.doc p, .doc li { color: var(--text-2); }
.doc li { margin-bottom: .4em; }
.doc strong { color: var(--text); }
.doc .sub { font-size: 20px; color: var(--text); margin-top: -.2em; }
.doc .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 22px; margin: 22px 0; }
.doc .card h2 { margin-top: 0; }
.table { overflow-x: auto; margin: 12px 0 20px; border: 1px solid var(--border); border-radius: 12px; }
.table table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 15px; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; color: var(--text-2); }
.table th { color: var(--text); font-weight: 600; background: var(--surface); }
.table tr:last-child td { border-bottom: 0; }
.updated { font: 600 12px/1.4 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); }
code { font: 14px/1 ui-monospace, "SF Mono", Menlo, Consolas, monospace; color: var(--text); }

footer { padding-block: 34px 44px; font-size: 14px; color: var(--text-3); border-top: 1px solid var(--border); margin-top: 40px; }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
footer a { color: var(--text-2); }

@media (max-width: 860px) {
  .hero-grid, .idea, .split { grid-template-columns: 1fr; gap: 34px; }
  .features { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(4, 62%); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 10px; }
  .gallery figure { scroll-snap-align: start; }
}

@media (min-width: 861px) and (max-width: 1000px) {
  .features { grid-template-columns: repeat(2, 1fr); }
}