:root{color-scheme:light;--paper:#f5f3ed;--surface:#fbfaf6;--ink:#272d28;--muted:#71786f;--line:#dcded4;--green:#47694f;--soft:#e7ecdf;--mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:focus-visible{outline:2px solid var(--green);outline-offset:5px}button,input,textarea{font:inherit}::selection{background:#dce7d2}.site-header,main,.site-footer{width:min(100% - 64px,1080px);margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;padding:32px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:650;letter-spacing:.05em}.mark{display:inline-block;width:14px;height:14px;background:var(--green);border-radius:2px;transform:rotate(-7deg)}.brand small{color:var(--muted);font:10px var(--mono);letter-spacing:.16em;margin-left:5px}.site-nav{display:flex;gap:30px;color:var(--muted);font-size:14px}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--green)}.hero{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:70px;align-items:end;padding:88px 0 74px}.eyebrow{color:var(--green);font:11px var(--mono);letter-spacing:.18em;text-transform:uppercase}.hero h1{margin:19px 0 22px;font-size:clamp(34px,4.2vw,52px);line-height:1.42;font-weight:550;letter-spacing:-.04em}.hero p{max-width:560px;margin:0;color:var(--muted);font-size:16px;line-height:1.95}.side-note{border-left:1px solid var(--line);padding-left:25px;color:var(--muted);font-size:13px}.side-note strong{display:block;color:var(--ink);font-size:14px;font-weight:500;margin-bottom:10px}.section-top{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:23px;margin-bottom:16px}.section-top h2{margin:0;font-size:15px;font-weight:500}.section-top span{color:var(--muted);font:11px var(--mono);letter-spacing:.08em}.note{display:grid;grid-template-columns:70px minmax(0,1fr) 28px;gap:26px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start}.note-number{padding-top:8px;color:var(--muted);font:11px var(--mono);letter-spacing:.05em}.note h3{margin:0 0 9px;font-size:23px;font-weight:550;letter-spacing:-.025em;line-height:1.55}.note h3 a:hover{color:var(--green)}.note p{max-width:720px;margin:0;color:var(--muted);font-size:14px;line-height:1.9}.note .tag{display:inline-block;margin-top:16px;color:var(--green);font-size:11px;letter-spacing:.05em}.arrow{color:var(--green);font-size:24px;line-height:1.6}.closing{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding:48px 0 20px}.closing h2{margin:0 0 12px;font-size:16px;font-weight:500}.closing p{margin:0;color:var(--muted);font-size:14px;line-height:1.95}.text-link{display:inline-block;margin-top:14px;color:var(--green);font-size:13px}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.site-footer{display:flex;justify-content:space-between;gap:25px;margin-top:58px;padding:25px 0 35px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.site-footer span:last-child{font:10px var(--mono);letter-spacing:.1em;padding-top:6px}.article{max-width:740px;padding-top:55px}.breadcrumb{color:var(--muted);font-size:12px}.breadcrumb:hover{color:var(--green)}.article-head{margin:40px 0 38px;padding-bottom:30px;border-bottom:1px solid var(--line)}.article-head h1{font-size:clamp(29px,4vw,40px);font-weight:550;line-height:1.5;letter-spacing:-.035em;margin:14px 0 17px}.article-head .intro{color:var(--muted);font-size:16px;margin:0;line-height:1.95}.prose{font-size:16px;line-height:1.95}.prose h2{margin:38px 0 14px;font-size:22px;font-weight:550;line-height:1.6;letter-spacing:-.02em}.prose p{margin:0 0 21px}.prose ul,.prose ol{margin:12px 0 24px;padding-left:25px}.prose li{padding-left:4px;margin-bottom:8px}.prose code{font:13px/1.7 var(--mono);background:#e9ece3;border:1px solid #dfe3d8;border-radius:4px;padding:2px 5px}.prose pre{margin:24px 0;padding:21px 24px;border:1px solid var(--line);border-radius:6px;background:var(--surface);overflow-x:auto;line-height:1.7}.prose pre code{padding:0;border:0;background:transparent;font-size:13px}.prose blockquote{margin:27px 0;padding:4px 0 4px 21px;border-left:3px solid #b2c1a8;color:var(--muted)}.prose blockquote p:last-child{margin-bottom:0}.article-end{display:flex;align-items:center;justify-content:space-between;gap:30px;border-top:1px solid var(--line);margin-top:48px;padding-top:23px;font-size:13px;color:var(--green)}.about-list{display:grid;grid-template-columns:125px 1fr;gap:17px 24px;margin:29px 0}.about-list dt{color:var(--muted);font-size:14px}.about-list dd{margin:0;font-size:15px}.not-found{padding:100px 0 60px;max-width:700px}.not-found h1{font-size:42px;line-height:1.45;font-weight:550;letter-spacing:-.04em;margin:20px 0}.not-found p{color:var(--muted)}
@media(max-width:760px){.site-header,main,.site-footer{width:min(100% - 40px,1080px)}.site-header{padding:23px 0}.brand{font-size:18px}.brand small{display:none}.site-nav{gap:23px}.hero{grid-template-columns:1fr;gap:31px;padding:56px 0 47px}.hero h1{font-size:36px}.side-note{max-width:430px;padding-left:17px}.note{grid-template-columns:30px minmax(0,1fr) 18px;gap:15px;padding:26px 0}.note h3{font-size:20px}.closing{grid-template-columns:1fr;gap:29px;padding-top:35px}.site-footer{margin-top:38px;flex-direction:column;gap:2px}.article{padding-top:31px}.article-head{margin-top:30px}.prose{font-size:15px}.prose h2{font-size:21px}.prose pre{padding:17px}.about-list{grid-template-columns:1fr;gap:4px}.about-list dd{margin-bottom:15px}.article-end{align-items:start}.not-found{padding-top:60px}.not-found h1{font-size:34px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}