@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');
:root{font:16px Outfit,system-ui,sans-serif;color:#232931;background:#F9F6F0}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-underline-offset:4px}a:focus-visible{outline:3px solid #1F8A70;outline-offset:3px}[lang=zh-Hans]{font-family:'Noto Sans SC',sans-serif}.wrap{max-width:1120px;margin:auto;padding:0 26px}.site-header{background:#F9F6F0;border-bottom:1px solid #e3dfd7}.site-header .wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{width:155px;height:auto;display:block}.site-nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.site-nav a{font-weight:700;text-decoration:none}.site-nav a:hover,.back:hover{text-decoration:underline}.masthead{padding:70px 0 34px}.eyebrow{color:#b53a2c;font-size:.83rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin:0 0 15px}h1,h2,h3{letter-spacing:-.04em;line-height:1.17}h1{font-size:clamp(2.5rem,5vw,4.5rem);max-width:850px;margin:0 0 18px}h2{font-size:clamp(1.6rem,3vw,2rem);margin:42px 0 14px}h3{font-size:1.25rem;margin:0 0 12px}.lead{font-size:1.18rem;line-height:1.65;color:#4b5a5e;max-width:760px}.back{font-weight:700;color:#176b56;text-decoration:none}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding-bottom:70px}.article-card{background:#fff;border:1px solid #deddd7;border-radius:18px;padding:30px;min-width:0;box-shadow:0 12px 34px #2329310b}.article-card h2{margin:12px 0;font-size:1.65rem}.article-card p{line-height:1.65;color:#526267}.article-card a{font-weight:800;color:#b53a2c}.article-card .meta{font-size:.82rem;color:#687875}.article{max-width:790px;padding-bottom:70px}.article p,.article li{font-size:1.06rem;line-height:1.8;color:#38464a}.article li{margin:7px 0}.article .meta{font-size:.9rem;color:#64716e}.example{border-left:5px solid #1F8A70;background:#e8f3ee;padding:17px 22px;margin:23px 0;border-radius:0 12px 12px 0}.example p{margin:4px 0}.hanzi{font-size:1.65rem;font-weight:600;color:#232931}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;margin:22px 0;background:#fff}th,td{text-align:left;border-bottom:1px solid #deddd7;padding:13px;vertical-align:top}th{background:#e7f2ee}.article .next{background:#fff;border:1px solid #deddd7;border-radius:16px;padding:23px;margin-top:45px}.article .next p{margin:6px 0}.article .next a{font-weight:800;color:#b53a2c}.site-footer{background:#232931;color:#f9f6f0;padding:28px 0}.site-footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}@media(max-width:650px){.site-header .wrap{align-items:flex-start;flex-direction:column;padding-top:15px;padding-bottom:15px}.site-nav{gap:15px}.masthead{padding:48px 0 22px}.article-grid{grid-template-columns:1fr;padding-bottom:52px}.article-card{padding:23px}.wrap{padding:0 20px}th,td{padding:10px}}