:root { --bg: #ffffff; --text: #1d1d1f; --muted: #6e6e73; --accent: #4a3fd9; }
@media (prefers-color-scheme: dark) { :root { --bg: #111114; --text: #f5f5f7; --muted: #a1a1a6; --accent: #8f87ff; } }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 48px 16px; }
header { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; }
header img { width: 72px; height: 72px; }
h1 { margin: 0; font-size: 30px; }
h2 { margin-top: 32px; font-size: 21px; }
p.sub { margin: 4px 0 0; color: var(--muted); }
a { color: var(--accent); }
footer { margin-top: 48px; color: var(--muted); font-size: 14px; }
a.bookmarklet { display: inline-block; padding: 10px 18px; border-radius: 10px; background: linear-gradient(135deg, #ff7a45, #e0306e 55%, #8e2bc9); color: #fff; font-weight: 600; text-decoration: none; cursor: grab; }