:root{--paper:#F4F1EA;--ink:#1A1A17;--body:#3A3832;--muted:#5E5B52;--rule:#C9C4B6;--red:#B02A17;--serif:'Newsreader','Noto Serif SC',Georgia,serif;--mono:'IBM Plex Mono',ui-monospace,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit}a:hover{color:var(--red)}a:focus-visible{outline:2px solid var(--red);outline-offset:4px}
img{max-width:100%;display:block}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.topbar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 16px;padding-top:24px;color:var(--muted)}
.topbar a{text-decoration:none}
.mast{border-top:3px solid var(--ink);border-bottom:1px solid var(--ink);margin-top:12px;padding:16px 0;display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px 24px}
.brand{font-size:44px;line-height:1;font-weight:500;letter-spacing:-.02em;text-decoration:none}
.nav{display:flex;flex-wrap:wrap;gap:8px 28px}.nav a{text-decoration:none}
.hero{display:flex;flex-wrap:wrap;gap:40px 56px;align-items:flex-end;padding:80px 0 64px}
.hero-main{flex:2 1 560px;min-width:0}
.hero-main .mono{color:var(--red);display:block;margin-bottom:24px}
h1{margin:0;font-weight:400;font-size:clamp(46px,6.6vw,92px);line-height:1;letter-spacing:-.03em}
h1 em{color:var(--red)}
.hero-side{flex:1 1 280px;border-left:1px solid var(--ink);padding-left:28px}
.hero-side p{margin:0 0 24px;font-size:21px;line-height:1.5;color:var(--body)}
.btn{display:inline-block;background:var(--ink);color:var(--paper);padding:14px 20px;text-decoration:none;font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.btn:hover{background:var(--red);color:var(--paper)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.stat{padding:24px 20px;border-left:1px solid var(--rule)}.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-weight:400;font-size:52px;line-height:1;letter-spacing:-.02em}
.stat span{display:block;margin-top:8px;font-size:16px;color:var(--body)}
.sec{display:flex;flex-wrap:wrap;gap:24px 40px;padding:80px 0;border-bottom:1px solid var(--ink)}
.sec-label{flex:1 1 200px;color:var(--red)}
.sec-body{flex:999 1 640px;min-width:0}
h2{margin:0 0 32px;font-weight:400;font-size:clamp(34px,4vw,48px);line-height:1.08;letter-spacing:-.02em}
h2 em{color:var(--red)}
.ba{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--ink)}
.ba>div{padding:24px;display:flex;flex-direction:column;gap:10px}
.ba>div+div{border-left:1px solid var(--ink)}
.ba .k{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.ba .v{font-size:64px;line-height:1;letter-spacing:-.03em}
.ba .before .v{color:#7E7A6F;text-decoration:line-through;text-decoration-thickness:3px}
.ba .after{background:var(--ink);color:var(--paper)}.ba .after .k{color:#BDB8AA}.ba .after .v{color:#F08A70}
.ba .built p{margin:0;font-size:17px;line-height:1.5;color:var(--body)}
.lede{margin:28px 0 0;max-width:760px;font-size:19px;line-height:1.6;color:var(--body)}
.lede em{color:var(--red)}
.rows{border-top:1px solid var(--ink)}
.row{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.7fr) minmax(0,1.6fr);gap:12px 28px;padding:26px 0;border-bottom:1px solid var(--rule);align-items:baseline}
.row h3{margin:0;font-weight:500;font-size:28px;letter-spacing:-.01em}
.row .mono{color:var(--muted)}.row .mono.hi{color:var(--red)}
.row p{margin:0;font-size:18px;line-height:1.55;color:var(--body)}
.list{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.list li{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 32px;padding:22px 0;border-bottom:1px solid var(--rule)}
.list a.t{flex:1 1 480px;font-size:24px;line-height:1.3;font-weight:500;text-decoration:none}
.list .mono{color:var(--muted)}
.more{display:inline-block;margin-top:24px;font-family:var(--mono);font-size:13px}
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0}
.duo>div{padding-right:32px}.duo>div+div{padding:0 0 0 32px;border-left:1px solid var(--rule)}
.pod{display:flex;gap:24px;align-items:flex-start}
.pod img{width:140px;height:140px;object-fit:cover;flex-shrink:0}
.duo h3{margin:8px 0 10px;font-weight:500;font-size:32px}
.duo p{margin:0 0 14px;font-size:18px;line-height:1.5;color:var(--body)}
.links{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:13px}
.about{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px}
.about img{width:100%;height:460px;object-fit:cover;object-position:60% 40%}
.about p{margin:0 0 18px;font-size:20px;line-height:1.6;color:var(--body)}
.about p.big{font-size:26px;line-height:1.4;color:var(--ink)}
footer{background:var(--ink);color:var(--paper)}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;padding:64px 32px}
.foot .q{font-size:clamp(36px,5vw,60px);line-height:1;font-style:italic;display:block;margin-bottom:16px}
.foot a{color:var(--paper)}.foot a:hover{color:#F08A70}
.foot .mono{color:#BDB8AA}
@media(max-width:820px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat:nth-child(3){border-left:0;padding-left:0}.stat:nth-child(n+3){border-top:1px solid var(--rule)}.ba{grid-template-columns:1fr}.ba>div+div{border-left:0;border-top:1px solid var(--ink)}.row{grid-template-columns:1fr}.duo,.about{grid-template-columns:1fr}.duo>div,.duo>div+div{padding:0;border-left:0}.duo>div+div{border-top:1px solid var(--rule);padding-top:32px;margin-top:32px}.about img{height:380px}}
@media(max-width:560px){.wrap{padding:0 20px}.brand{font-size:36px}.hero{padding:48px 0 44px}.hero-side{border-left:0;padding-left:0;border-top:1px solid var(--ink);padding-top:24px}.sec{padding:56px 0}.stat b{font-size:40px}.ba .v{font-size:52px}.pod img{width:96px;height:96px}.foot{padding:48px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.hero-main .zh{margin:20px 0 0;font-family:'Noto Serif SC',serif;font-size:clamp(22px,2.4vw,30px);color:var(--muted)}
.ctas{display:flex;flex-wrap:wrap;gap:12px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink);padding:13px 19px}.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.t-wrap{flex:1 1 480px;min-width:0}.t-wrap .t{display:block}
.list p{margin:8px 0 0;font-size:17px;line-height:1.5;color:var(--body)}
.pod{display:flex;flex-wrap:wrap;align-items:center;gap:20px 28px;margin-top:40px;padding:24px;border:1px solid var(--ink);background:#ECE8DD}
.pod img{width:120px;height:120px;object-fit:cover;flex-shrink:0}
.pod-text{flex:1 1 280px}.pod-text h3{margin:0 0 6px;font-family:'Noto Serif SC',serif;font-weight:600;font-size:30px}.pod-text p{margin:0;font-size:18px;line-height:1.5;color:var(--body)}
.quote{margin:36px 0 0;padding:36px 0 0 32px;border-left:3px solid var(--red)}
.quote p{margin:0;font-size:clamp(26px,3vw,36px);line-height:1.3;font-style:italic}.quote em{font-style:normal;color:var(--red)}
.about p.big{font-family:var(--serif);font-size:40px;line-height:1.1;letter-spacing:-.02em}
@media(max-width:560px){.pod img{width:88px;height:88px}.quote{padding-left:20px}.about p.big{font-size:32px}}
/* language */
html[lang="zh-CN"] body{font-family:'Noto Serif SC','Newsreader',serif}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2{letter-spacing:0;line-height:1.25}
html[lang="zh-CN"] .hero-main .zh{font-family:'Newsreader',serif;font-style:italic}
/* breadcrumbs, shared footer links */
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:20px;font-family:var(--mono);font-size:13px}
/* writing index */
.writing-page{padding:64px 0 24px}
.writing-page>.meta{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--red)}
.writing-page h1{margin:16px 0 24px}
.writing-intro{max-width:760px;font-size:20px;line-height:1.6;color:var(--body);margin:0 0 12px}
.article-list{margin-top:48px;border-top:1px solid var(--ink)}
.writing-article{padding:28px 0;border-bottom:1px solid var(--rule);display:grid;grid-template-columns:minmax(0,180px) minmax(0,1fr);gap:8px 32px}
.writing-article>*{grid-column:2}.writing-article .writing-date{grid-column:1;grid-row:1 / span 3;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);padding-top:8px}
.writing-article h2,.writing-article h3{margin:0;font-weight:500;font-size:clamp(22px,2.4vw,30px);line-height:1.25;letter-spacing:-.01em}
.writing-article h2 a,.writing-article h3 a{text-decoration:none}
.writing-article p{margin:4px 0 6px;font-size:18px;line-height:1.6;color:var(--body);max-width:780px}
.writing-read{justify-self:start;font-family:var(--mono);font-size:13px}
.writing-podcast{margin:56px 0 0;padding:40px 0 0;border-top:1px solid var(--ink)}
.writing-podcast h2{margin:0 0 12px}
.writing-podcast .project-links{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:13px}
/* essay */
.essay{max-width:760px;margin:0 auto;padding:56px 0 24px}
.essay>nav{display:flex;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.essay>nav a{text-decoration:none}
.essay h1{font-size:clamp(38px,5vw,60px);line-height:1.06;margin:24px 0 20px}
.essay-meta{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--red);margin:20px 0 0}
.essay h1+.essay-meta{color:var(--muted);margin:0}
.essay-desc{font-size:23px;line-height:1.5;font-style:italic;color:var(--ink);margin:28px 0 0;padding:28px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.essay-body{font-size:20px;line-height:1.72;color:#2A2924;padding-top:12px}
.essay-body p{margin:0 0 24px}
.essay-body h2{font-size:32px;line-height:1.15;margin:56px 0 20px}
.essay-body h3{font-size:24px;font-weight:500;margin:40px 0 14px}
.essay-body blockquote{margin:32px 0;padding:4px 0 4px 28px;border-left:3px solid var(--red);font-style:italic;font-size:24px;line-height:1.45;color:var(--ink)}
.essay-body blockquote p{margin:0}
.essay-body hr{border:0;border-top:1px solid var(--rule);margin:48px 0}
.essay-body ul{padding-left:22px;margin:0 0 24px}.essay-body li{margin-bottom:10px}
.essay-body a{text-decoration-color:var(--red);text-underline-offset:3px}
.essay-end{margin:48px 0 24px;padding-top:24px;border-top:1px solid var(--ink);font-family:var(--mono);font-size:13px}
@media(max-width:700px){.writing-article{grid-template-columns:1fr}.writing-article>*,.writing-article .writing-date{grid-column:1;grid-row:auto;padding-top:0}.essay{padding-top:40px}.essay-body{font-size:18px}.essay-desc{font-size:20px}}
html[lang="zh-CN"] em,html[lang="zh-CN"] .foot .q,html[lang="zh-CN"] .quote p{font-style:normal}
html[lang="zh-CN"] h1 em{white-space:nowrap}.writing-article{grid-template-columns:minmax(0,210px) minmax(0,1fr)}