:root{color-scheme:light;--bg:#f8f7f3;--paper:#fffefa;--ink:#242820;--muted:#66695f;--line:#dcdfd3;--accent:#49672c;--wash:#edf0e5;--body-size:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
:root[data-theme="dark"]{color-scheme:dark;--bg:#181c18;--paper:#202620;--ink:#e4e8df;--muted:#adb7a8;--line:#3d473b;--accent:#bedc95;--wash:#2a3626}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink)}a{color:inherit;text-underline-offset:4px}button{font:inherit;cursor:pointer;color:var(--ink);background:transparent;border:0;min-height:44px;min-width:44px;border-radius:6px}button:hover{background:var(--wash)}button:disabled{opacity:.35;cursor:default}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}::selection{background:var(--accent);color:var(--bg)}.skip-link{position:fixed;left:15px;top:-100px;z-index:100;background:var(--paper);padding:12px}.skip-link:focus{top:12px}
.reader-bar{height:72px;position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1192px)/2));gap:16px}.wordmark{text-decoration:none;font-weight:600;white-space:nowrap;font-size:17px;letter-spacing:.04em}.wordmark span{font-size:10px;letter-spacing:.14em;font-weight:400;color:var(--muted);margin-left:8px}.reader-tools{display:flex;align-items:center;gap:18px;font-size:14px}.progress-text{font-variant-numeric:tabular-nums;color:var(--muted);font-size:12px;min-width:32px;text-align:right}.font-tools{display:flex;align-items:center;border-left:1px solid var(--line);border-right:1px solid var(--line);padding:0 6px}.font-tools output{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:20px;text-align:center}#theme-toggle{padding:0 12px}.progress-track{height:3px;position:absolute;bottom:-1px;left:0;right:0;background:transparent}#progress-fill{width:100%;height:100%;transform:scaleX(0);transform-origin:left;background:var(--accent)}
.reading-layout{max-width:1192px;margin:0 auto;display:grid;grid-template-columns:228px minmax(0,760px);gap:72px;padding:62px 24px 60px;align-items:start}.contents{position:sticky;top:114px;min-width:0}.contents summary{font-size:13px;letter-spacing:.08em;font-weight:600;padding:0 0 20px;cursor:pointer;list-style:none}.contents summary::-webkit-details-marker{display:none}.contents summary span{display:none}.contents nav{max-height:calc(100dvh - 245px);overflow:auto;scrollbar-width:thin;scrollbar-color:var(--line) transparent;padding-right:8px}.contents ol{margin:0;padding:0;list-style:none}.contents li{margin:0 0 3px}.contents a{display:block;text-decoration:none;line-height:1.6;font-size:13px;color:var(--muted);padding:8px 10px;border-left:2px solid transparent}.contents a:hover{color:var(--ink);background:var(--wash)}.contents a[aria-current="location"]{color:var(--accent);background:var(--wash);border-left-color:var(--accent);font-weight:500}.contents .sub a{padding-left:20px;font-size:12px}.aside-note{font-size:11px;line-height:1.9;color:var(--muted);padding:22px 10px 0;margin-top:20px;border-top:1px solid var(--line)}
main{min-width:0}.eyebrow{font-size:11px;letter-spacing:.16em;color:var(--accent);display:flex;align-items:center;gap:14px;margin:0 0 22px}.eyebrow span{letter-spacing:.1em;padding-left:14px;border-left:1px solid var(--line)}h1{font-size:clamp(30px,3.5vw,44px);line-height:1.45;letter-spacing:.025em;font-weight:600;margin:0 0 24px;text-wrap:balance;overflow-wrap:anywhere}.byline{display:flex;align-items:center;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:13px;line-height:1.8;margin-bottom:34px}.author{color:var(--ink);font-weight:600}.dot{color:var(--muted)}figure{margin:32px 0}img{display:block;max-width:100%;height:auto}.cover{margin:0 0 44px}.zoom-image{display:block;cursor:zoom-in;border-radius:8px;overflow:hidden;background:var(--wash)}.cover img{width:100%;aspect-ratio:5/2;object-fit:contain}figcaption{display:flex;justify-content:space-between;gap:12px;margin-top:10px;font-size:12px;color:var(--muted);line-height:1.7}figcaption a{text-decoration:none}figcaption a:hover{text-decoration:underline}.prose{font-size:var(--body-size);line-height:1.85;overflow-wrap:anywhere}.prose>p{margin:0 0 1.3em}.prose>p:first-child{font-size:1.12em;line-height:1.8;font-weight:500}.prose h2,.prose h3{font-weight:600;line-height:1.6;scroll-margin-top:105px;outline-offset:6px}.prose h2{font-size:1.5em;margin:2.8em 0 1.1em;padding-top:1.1em;border-top:1px solid var(--line)}.prose h3{font-size:1.22em;margin:2.4em 0 1em}.prose strong{font-weight:600}.prose a{color:var(--accent)}.prose ol,.prose ul{padding-left:1.6em;margin:0 0 1.5em}.prose li{padding-left:.3em;margin:0 0 .7em}.prose li::marker{color:var(--accent);font-weight:500}.prose pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--wash);border:1px solid var(--line);border-radius:8px;padding:22px 24px;margin:1.6em 0;font-size:.88em;line-height:1.85}.prose code{font-family:ui-monospace,SFMono-Regular,Consolas,"PingFang SC",monospace}.prose blockquote{margin:1.5em 0;padding:8px 0 8px 24px;border-left:3px solid var(--accent);font-weight:500}.prose blockquote p{margin:.35em 0}.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}.video-figure{margin:38px 0 44px}.video-figure.square{max-width:540px;margin-left:auto;margin-right:auto}video{width:100%;height:auto;display:block;background:#101310;border:1px solid var(--line);border-radius:8px;max-height:80vh;object-fit:contain}.article-footer{margin-top:72px;border-top:2px solid var(--ink);padding-top:28px;font-size:13px;color:var(--muted);line-height:1.9;overflow-wrap:anywhere}.article-footer p{margin:0 0 12px}.article-footer .footer-label{font-size:16px;color:var(--ink);font-weight:500;margin-bottom:20px}.source-link{display:inline-flex;align-items:center;gap:28px;margin-top:10px;padding:12px 18px;background:var(--ink);color:var(--bg);border-radius:6px;text-decoration:none;font-size:14px}.source-link:hover{background:var(--accent)}.back-top{display:block;width:max-content;margin:40px auto 0;color:var(--muted);font-size:13px;text-decoration:none}
#image-dialog{padding:56px 16px 16px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);max-width:96vw;max-height:94dvh}#image-dialog::backdrop{background:rgba(0,0,0,.82)}#image-dialog img{max-height:calc(90dvh - 80px);width:auto;object-fit:contain}#close-image{position:absolute;right:14px;top:6px;padding:0 12px}.media-failure{font-size:13px;color:var(--muted);line-height:1.7;padding:8px 0}
@media(max-width:1000px){.reading-layout{gap:38px;grid-template-columns:195px minmax(0,1fr);padding-top:44px}.reader-bar{padding:0 24px}.reader-tools{gap:10px}.wordmark span{display:none}}
@media(max-width:760px){html{scroll-padding-top:85px}.reader-bar{height:64px;padding:0 18px;gap:8px}.wordmark{font-size:15px;letter-spacing:0}.reader-tools{gap:5px}.font-tools{padding:0 2px}.font-tools button{min-width:36px}.font-tools output{min-width:16px}#theme-toggle{padding:0 8px}.progress-text{font-size:11px;min-width:28px}.reading-layout{display:block;padding:22px 22px 45px}.contents{position:relative;top:auto;margin-bottom:32px}.contents summary{padding:12px 0;display:flex;justify-content:space-between;border-bottom:1px solid var(--line);font-size:14px;letter-spacing:0}.contents summary span{display:block}.contents details[open] summary span{transform:rotate(45deg)}.contents nav{max-height:50vh;margin-top:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}.contents a{padding:10px;font-size:14px}.aside-note{display:none}.eyebrow{margin-bottom:16px}h1{font-size:30px;line-height:1.5;margin-bottom:20px}.byline{font-size:12px;gap:8px;margin-bottom:26px}.cover{margin-bottom:32px}.prose{line-height:1.9}.prose h2{font-size:1.35em;margin-top:2.2em}.prose h3{font-size:1.15em}.prose pre{padding:18px 16px}.prose blockquote{padding-left:16px}.article-footer{margin-top:52px}}
@media(max-width:360px){.reader-bar{padding:0 12px}.reading-layout{padding-left:18px;padding-right:18px}.progress-text{display:none}h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.reader-bar,.contents,.back-top,.skip-link,dialog{display:none!important}.reading-layout{display:block;max-width:none;padding:0}.prose{font-size:12pt}body{background:white;color:black}video{max-height:220px}.article-footer{break-inside:avoid}}

.prompt-label{font-size:14px;color:var(--muted);margin:28px 0 0}.prompt-block pre{margin-top:12px}.original-prompt{font-size:14px;margin:12px 0 28px}.original-prompt summary{cursor:pointer;color:var(--accent);padding:10px 0}.prose [data-block]>p{margin:0 0 1.3em}