:root {
  color-scheme: dark;
  --bg: #040b13;
  --surface: #07131f;
  --surface-2: #0b1d2b;
  --text: #f4f8fb;
  --muted: #a7b7c9;
  --teal: #52ead3;
  --teal-dark: #062b2b;
  --line: rgba(132, 174, 194, .2);
  --max: 1060px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 5%, rgba(28, 155, 137, .18), transparent 30rem),
    radial-gradient(circle at 95% 90%, rgba(27, 109, 119, .12), transparent 32rem),
    var(--bg);
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-underline-offset: 3px; }
a:focus-visible { outline: 3px solid rgba(82, 234, 211, .45); outline-offset: 4px; }

.landing { min-height: 100vh; display: grid; place-items: center; padding: clamp(18px, 5vw, 64px); }
.hero {
  width: min(var(--max), 100%);
  min-height: min(720px, calc(100vh - 48px));
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(300px, .72fr);
  overflow: hidden;
  background: rgba(7, 19, 31, .92);
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: 0 32px 100px rgba(0, 0, 0, .48);
}
.hero-copy { z-index: 1; align-self: center; padding: clamp(34px, 6vw, 72px); }
.wordmark { display: inline-flex; align-items: center; gap: 11px; color: var(--text); font-weight: 850; letter-spacing: -.03em; text-decoration: none; }
.mark {
  position: relative;
  width: 32px;
  height: 32px;
  display: inline-block;
  border: 2px solid var(--teal);
  border-radius: 8px;
  background:
    linear-gradient(90deg, var(--teal) 5px, transparent 5px) 5px 5px / 10px 10px,
    linear-gradient(var(--teal) 5px, transparent 5px) 5px 5px / 10px 10px;
}
.mark::after { content: ""; position: absolute; right: 5px; bottom: 5px; width: 6px; height: 6px; background: var(--teal); border-radius: 1px; }
.eyebrow { margin: 48px 0 12px; color: var(--teal); font: 750 .75rem/1.2 ui-monospace, "SFMono-Regular", Consolas, monospace; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 650px; margin: 0; font-size: clamp(2.55rem, 6.5vw, 5.35rem); line-height: .98; letter-spacing: -.062em; }
.intro { max-width: 590px; margin: 24px 0 30px; color: var(--muted); font-size: clamp(1rem, 2vw, 1.12rem); }
.actions { display: flex; flex-wrap: wrap; gap: 11px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 20px; color: var(--text); background: var(--surface-2); border: 1px solid #284154; border-radius: 999px; font-weight: 780; text-decoration: none; transition: transform .18s ease, border-color .18s ease, background .18s ease; }
.button.primary { color: #041210; background: var(--teal); border-color: var(--teal); }
.button:hover { transform: translateY(-2px); border-color: var(--teal); }
.button.primary:hover { background: #84f2e1; }
.details { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 30px 0 0; padding: 0; color: #7f93a8; font: 650 .72rem/1.4 ui-monospace, "SFMono-Regular", Consolas, monospace; list-style: none; text-transform: uppercase; }
.details li::before { content: "•"; margin-right: 8px; color: var(--teal); }
.hero footer { margin-top: 50px; color: #61758a; font-size: .8rem; }
.preview { position: relative; min-height: 600px; margin: 0; overflow: hidden; border-left: 1px solid var(--line); background: #06121f; }
.preview::after { content: ""; position: absolute; inset: 0; box-shadow: inset 35px 0 70px rgba(4, 11, 19, .6); pointer-events: none; }
.preview img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: 50% 50%; }

.topbar { width: min(var(--max), calc(100% - 32px)); margin: 18px auto 0; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.store-link { padding: 8px 14px; color: #041210; background: var(--teal); border-radius: 999px; font-size: .86rem; font-weight: 800; text-decoration: none; }
.policy { width: min(880px, calc(100% - 32px)); margin: 20px auto 70px; padding: clamp(28px, 6vw, 64px); background: rgba(7, 19, 31, .95); border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 24px 70px rgba(0, 0, 0, .4); }
.policy .eyebrow { margin: 0 0 10px; }
.policy h1 { max-width: 680px; font-size: clamp(2.3rem, 6vw, 4.4rem); }
.policy h2 { margin: 2.7rem 0 .75rem; padding-top: .75rem; border-top: 1px solid #243848; font-size: 1.35rem; line-height: 1.3; }
.policy p, .policy li { color: #c4d0dc; }
.policy strong { color: var(--text); }
.policy ul { padding-left: 1.3rem; }
.policy li { margin: .38rem 0; padding-left: .25rem; }
.updated { display: inline-block; margin: 16px 0 24px; padding: 6px 11px; color: var(--teal) !important; background: rgba(82, 234, 211, .08); border-radius: 999px; font-size: .84rem; }
.summary { margin-top: 34px; padding: 20px 22px; background: var(--surface-2); border: 1px solid #284154; border-radius: 15px; }
.summary h2 { margin: 0 0 10px; padding: 0; border: 0; }
.policy-footer { margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid #243848; color: #708296; font-size: .85rem; }

@media (max-width: 760px) {
  .landing { display: block; padding: 12px; }
  .hero { min-height: 0; grid-template-columns: 1fr; border-radius: 22px; }
  .hero-copy { padding: 34px 25px 30px; }
  .eyebrow { margin-top: 38px; }
  .preview { min-height: 460px; border-top: 1px solid var(--line); border-left: 0; }
  .preview::after { box-shadow: inset 0 30px 60px rgba(4, 11, 19, .55); }
  .preview img { object-position: 50% 34%; }
}

@media (max-width: 520px) {
  .actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .details { display: grid; grid-template-columns: 1fr 1fr; }
  .hero footer { margin-top: 36px; }
  .topbar { align-items: flex-start; }
  .store-link { font-size: 0; }
  .store-link::before { content: "Google Play"; font-size: .8rem; }
  .store-link span { font-size: .8rem; }
  .policy { padding: 27px 21px; border-radius: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}