:root{--brand:#087f68;--brand-ink:#17473c;--link:#07745f;--accent:#28b894;--paper:#fcfdfb;--surface:#e9f5f0;--line:#d2e4dc;--text:#273e38;--muted:#526f60;--nextra-content-width:96rem;--reading-size:19px}html[data-large=true]{--reading-size:22px}body{color:var(--text);background:var(--paper);font-family:PingFang SC,Microsoft YaHei,sans-serif}.brand{display:flex;align-items:center;gap:8px;font-size:18px;letter-spacing:-.5px}.brand>img{flex:none;width:34px;height:34px}.brand>span{white-space:nowrap}.brand b{font-weight:400;color:var(--link)}main{max-width:960px!important}main li,main p{font-size:var(--reading-size);line-height:1.95}main h1{font-family:Songti SC,"Noto Serif CJK SC",serif;font-size:clamp(30px,4vw,43px)!important;line-height:1.45!important;letter-spacing:-1px;margin-top:20px!important}main h2{font-size:27px!important;margin-top:64px!important;padding-top:22px!important;border-top:1px solid var(--line)}main h3{font-size:22px!important}main 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