:root {
  --bg: #f7f7f8;
  --card: #ffffff;
  --text: #1c1c1e;
  --muted: #6b6b70;
  --border: #e4e4e7;
  --accent: #f59e0b;
  --link: #2563eb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --card: #1c1c1e;
    --text: #f2f2f7;
    --muted: #98989f;
    --border: #2c2c2e;
    --accent: #f59e0b;
    --link: #5b9bff;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans",
    "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 16px;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

header.site-header {
  padding: 28px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

header.site-header h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

header.site-header p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

h1.page-title {
  font-size: 26px;
  margin: 0 0 4px;
}

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

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 16px;
}

h2 {
  font-size: 18px;
  margin: 32px 0 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

h2:first-of-type { margin-top: 0; }

ul { padding-left: 1.2em; }
li { margin-bottom: 6px; }

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-list { list-style: none; padding: 0; }
.app-list li { margin-bottom: 12px; }

.app-link {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  color: var(--text);
}
.app-link:hover { border-color: var(--accent); text-decoration: none; }
.app-link .emoji { font-size: 24px; }
.app-link .name { font-weight: 600; }
.app-link .sub { color: var(--muted); font-size: 13px; }

.back {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 14px;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 24px 20px 40px;
}

.highlight {
  background: rgba(245, 158, 11, 0.12);
  border-radius: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(245, 158, 11, 0.3);
}