:root {
  --pink: #FF6B97; --rose: #D4366D; --blush: #FFE9F0; --lilac: #F1E8FF;
  --ink: #3A2230; --ink-soft: #6E5563; --line: rgba(212,54,109,.16); --bg: #FFFBFD;
  --font: "Nunito", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.75; -webkit-font-smoothing: antialiased; }
a { color: var(--rose); }
[data-lang="zh"] .en, [data-lang="en"] .zh { display: none !important; }
.wrap { width: min(860px, 100% - 32px); margin: 0 auto; }
header.top { background: linear-gradient(135deg, var(--blush), var(--lilac)); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--rose); font-weight: 900; font-size: 20px; letter-spacing: -.02em; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }
.brand b { color: var(--pink); }
.brand small { font-weight: 700; color: var(--ink-soft); font-size: 14px; margin-left: 4px; }
.lang-toggle { border: 1.5px solid var(--line); background: #fff; color: var(--rose); font: inherit; font-weight: 800; font-size: 13px; padding: 5px 12px; border-radius: 999px; cursor: pointer; }
main { padding: 40px 0 72px; }
h1 { font-size: clamp(28px, 4vw, 38px); line-height: 1.25; margin: 0 0 8px; font-weight: 900; letter-spacing: -.015em; }
h2 { font-size: 21px; margin: 40px 0 10px; font-weight: 800; padding-top: 8px; border-top: 1px dashed var(--line); }
h3 { font-size: 17px; margin: 22px 0 6px; font-weight: 800; }
p, li { color: #4A3340; }
ul, ol { padding-left: 1.4em; }
li { margin: 4px 0; }
.meta { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 24px; }
.draft { border: 2px dashed var(--rose); background: #FFF0F5; color: var(--rose); border-radius: 14px; padding: 12px 16px; font-weight: 800; margin: 0 0 24px; }
.draft span { display: block; font-weight: 600; color: #7A3A55; font-size: 14px; margin-top: 2px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0 8px; font-size: 14.5px; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { background: #FFF3F7; font-weight: 800; }
.toc { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 20px; margin: 0 0 8px; }
.toc ol { margin: 6px 0; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
@media (max-width: 720px) { .cards { grid-template-columns: 1fr; } table { font-size: 13.5px; } th, td { padding: 8px; } }
.card { display: block; text-decoration: none; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 22px; color: var(--ink); transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -20px rgba(212,54,109,.45); }
.card b { display: block; font-size: 18px; margin-bottom: 4px; color: var(--rose); }
.card span { color: var(--ink-soft); font-size: 14.5px; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--ink-soft); font-size: 14px; }
footer a { margin-right: 16px; }