:root {
  --sea: #0E6B6B;
  --sea-dark: #0B5656;
  --sea-tint: #DCEFEC;
  --ink: #12303A;
  --muted: #56707A;
  --line: #D5E2E4;
  --page: #F6F9F9;
  --card: #FFFFFF;
  --link: #0E6B6B;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #E6EFF0;
    --muted: #9DB3B9;
    --line: #2A4650;
    --page: #0F2229;
    --card: #142C34;
    --sea-tint: #173B3F;
    --link: #7FD1C7;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 16px/1.65 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--link); }
a:hover { text-decoration-thickness: 2px; }

.top {
  background: var(--sea);
  color: #fff;
}
.top-in {
  max-width: 760px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
}
.brand img.app { width: 34px; height: 34px; border-radius: 8px; }
.by { font-weight: 400; font-style: italic; font-size: 13px; color: #DCEFEC; position: relative; top: 4px; display: inline-flex; align-items: center; gap: 2px; }
.by img { width: 16px; height: 16px; }
.lang {
  border: 1px solid rgba(255,255,255,.55);
  background: transparent;
  color: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.lang:hover { background: rgba(255,255,255,.12); }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 16px 48px;
}
h1 { font-size: 30px; line-height: 1.25; margin: 0 0 6px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin: 0 0 20px; }
.summary {
  background: var(--sea-tint);
  border-radius: 14px;
  padding: 14px 18px;
  margin: 20px 0 8px;
}
.summary h2 { margin: 0 0 4px; font-size: 17px; }
.summary ul { margin: 0; padding-left: 20px; }
ul, ol { padding-left: 22px; }
li { margin: 4px 0; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; margin: 8px 0; font-size: 15px; background: var(--card); }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--sea-tint); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
  margin: 12px 0;
}
.card h2 { margin-top: 0; }
.links { display: grid; gap: 10px; margin: 20px 0; padding: 0; list-style: none; }
.links a {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 16px;
  text-decoration: none;
  font-weight: 600;
}
.links a span { display: block; font-weight: 400; color: var(--muted); font-size: 14px; }
.hero { text-align: center; padding: 12px 0 8px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; box-shadow: 0 8px 24px rgba(18,48,58,.18); }
.hero p { color: var(--muted); max-width: 520px; margin: 10px auto 0; }
.store { display: inline-block; margin-top: 16px; background: var(--sea); color: #fff; padding: 10px 18px; border-radius: 999px; text-decoration: none; font-weight: 600; }
footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
footer .in { max-width: 760px; margin: 0 auto; padding: 18px 16px 28px; }
footer a { margin-right: 14px; }
[hidden] { display: none !important; }
.hero p.soon { display: inline-block; margin-top: 16px; background: var(--sea-tint); color: var(--ink); padding: 8px 18px; border-radius: 999px; font-weight: 600; font-size: 15px; }