:root {
  color-scheme: light;
  --bg-base: #faf7fc;
  --paper: rgba(255, 255, 255, 0.78);
  --ink-primary: #242230;
  --ink-secondary: #625e6d;
  --ink-tertiary: #928da0;
  --accent: #ff8fb3;
  --accent-soft: rgba(255, 143, 179, 0.18);
  --line: rgba(255, 255, 255, 0.55);
  --line-soft: rgba(146, 141, 160, 0.18);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 88% 12%, rgba(141, 232, 210, 0.32), transparent 26rem),
    radial-gradient(circle at 6% 78%, rgba(255, 143, 179, 0.28), transparent 28rem),
    radial-gradient(circle at 78% 92%, rgba(221, 245, 110, 0.22), transparent 22rem),
    linear-gradient(180deg, #faf7fc, #f3effa 70%, #ece6f7);
  background-attachment: fixed;
  color: var(--ink-primary);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.78;
  -webkit-font-smoothing: antialiased;
}

main {
  width: min(880px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 80px;
}

article {
  background: var(--paper);
  backdrop-filter: blur(28px) saturate(1.1);
  -webkit-backdrop-filter: blur(28px) saturate(1.1);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: clamp(28px, 5vw, 56px);
  box-shadow:
    0 26px 70px rgba(60, 40, 90, 0.10),
    0 2px 6px rgba(60, 40, 90, 0.04);
}

article.landing {
  text-align: center;
  padding-top: clamp(56px, 10vw, 96px);
  padding-bottom: clamp(48px, 8vw, 80px);
}

.brand {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-tertiary);
  text-transform: none;
}

.brand a {
  color: inherit;
  text-decoration: none;
}

.brand a:hover {
  color: var(--accent);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(30px, 5.4vw, 44px);
  line-height: 1.2;
  letter-spacing: 0;
  font-weight: 600;
}

h2 {
  margin: 36px 0 10px;
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: 0;
  font-weight: 600;
}

h3 {
  margin: 26px 0 8px;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink-primary);
}

p {
  margin: 10px 0;
  color: var(--ink-primary);
}

strong {
  font-weight: 600;
  color: var(--ink-primary);
}

em {
  font-style: normal;
  color: var(--accent);
  font-weight: 500;
}

ul, ol {
  margin: 10px 0 0;
  padding-left: 1.4em;
}

li {
  margin: 4px 0;
  color: var(--ink-primary);
}

.meta {
  color: var(--ink-tertiary);
  font-size: 14px;
  margin-bottom: 28px;
}

.apk-download {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 22px;
  border-radius: 28px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  margin: 4px 0 6px;
}

.apk-download:hover {
  opacity: 0.9;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 20px 0 28px;
}

.screenshots-grid img {
  width: 100%;
  height: auto;
  border-radius: 22px;
  box-shadow: 0 6px 24px rgba(30, 18, 40, 0.10), 0 2px 6px rgba(30, 18, 40, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.04);
  display: block;
}

@media (max-width: 600px) {
  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .screenshots-grid img {
    border-radius: 16px;
  }
}

.tagline {
  font-size: clamp(16px, 2.4vw, 19px);
  color: var(--ink-secondary);
  margin: 6px 0 28px;
}

.summary {
  border-left: 3px solid var(--accent);
  padding: 14px 0 14px 18px;
  margin: 24px 0 8px;
  color: var(--ink-secondary);
  background: var(--accent-soft);
  border-radius: 0 12px 12px 0;
}

article.landing .summary {
  border-left: none;
  border-radius: 14px;
  padding: 18px 22px;
  text-align: center;
  display: inline-block;
  max-width: 540px;
  margin: 0 auto;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s ease;
}

a:hover {
  border-bottom-color: var(--accent);
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin: 36px 0 18px;
}

.links a {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  color: var(--ink-primary);
  font-weight: 600;
  box-shadow: 0 6px 20px rgba(60, 40, 90, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.links a:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(60, 40, 90, 0.10);
}

.footer-note {
  font-size: 13px;
  color: var(--ink-tertiary);
  margin-top: 24px;
}