:root {
  color-scheme: light;
  --bg: #f4f5f8;
  --text: #17181c;
  --muted: #626773;
  --card: #ffffff;
  --line: #e5e7ee;
  --accent: #2f95f6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.58;
}

header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.wrap {
  width: min(900px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: 42px 0 34px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.app-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: block;
  object-fit: cover;
  background: white;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.05;
}

h2 {
  margin: 34px 0 10px;
  font-size: 24px;
  line-height: 1.2;
}

p,
li {
  font-size: 17px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

main {
  padding: 34px 0 52px;
}

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.card,
.notice {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 8px;
  background: var(--card);
  border: 1px solid var(--line);
  font-weight: 700;
}

.footer {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

ul {
  padding-left: 22px;
}

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 28px, 900px);
  }

  .hero {
    padding: 30px 0 26px;
  }

  .brand {
    align-items: flex-start;
  }
}