:root {
  --bg: #F4F7FA; --card: #FFFFFF; --text: #0E1B2A; --muted: #5B6B7C; --accent: #0B5FA5;
  --navy: #0C447C; --soft: #E3EEF9; --border: #E1E8EF;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0B1622; --card: #13212F; --text: #EAF1F8; --muted: #9AABBC; --accent: #4EA1F3;
    --navy: #0C447C; --soft: #163250; --border: #22364A; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 720px; margin: 0 auto; padding: 32px 16px 48px; }
.top { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 24px; text-decoration: none; color: inherit; }
.top img { width: 40px; height: 40px; border-radius: 9px; }
.top span { font-weight: 700; font-size: 20px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px; margin-bottom: 16px; }
h1 { font-size: 28px; line-height: 1.2; margin: 0 0 16px; }
h2 { font-size: 18px; margin: 24px 0 6px; }
p { margin: 0 0 10px; }
ul { margin: 0 0 10px; padding-left: 20px; }
li { margin-bottom: 6px; }
footer { text-align: center; color: var(--muted); font-size: 14px; margin-top: 32px; }
footer nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px 16px; margin-bottom: 8px; }
.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; }
.hero h1 { font-size: 36px; margin: 16px 0 4px; }
.hero p { color: var(--muted); font-size: 19px; }
.features { list-style: none; padding: 0; margin: 0; }
.features li { display: flex; align-items: center; gap: 14px; margin: 0 0 14px; }
.features li:last-child { margin-bottom: 0; }
.features .i { flex: none; width: 40px; height: 40px; border-radius: 20px; background: var(--soft);
  display: flex; align-items: center; justify-content: center; font-size: 20px; }
.soon { text-align: center; background: var(--soft); border-radius: 12px; padding: 14px; font-weight: 600; }