:root{--paper:#f6f6f1;--surface:#fff;--ink:#27342d;--muted:#72786f;--line:#d9dfd4;--pine:#2d5646;--clay:#b95f42;--serif:Georgia,'Noto Serif SC','Songti SC',SimSun,serif;--sans:'Microsoft YaHei','PingFang SC',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.8 var(--sans)}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a,input{ -webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--clay);outline-offset:5px}::selection{background:#d8e3d4}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}.nav{height:90px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-weight:700}.mark{width:31px;height:31px;background:var(--pine);color:white;display:grid;place-items:center;border-radius:50%;font-family:var(--serif);font-size:22px}.nav-links{display:flex;gap:28px;font-size:13px}.nav a:hover{color:var(--clay)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;padding:78px 0 65px;align-items:center}h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:-.5px}h1{font-size:clamp(36px,4.4vw,59px);line-height:1.35;margin:14px 0 24px}h2{font-size:32px;margin:0}h3{font-size:25px;line-height:1.45;margin:0 0 14px}.byline{font-size:13px;color:var(--muted)}.lede{max-width:540px;color:var(--muted);font-size:16px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:27px 0 0}.button{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;background:var(--pine);color:#fff;border:1px solid var(--pine);border-radius:6px;font-size:13px}.button.secondary{color:var(--ink);background:transparent;border-color:#bfcabc}.button:hover{background:#213f34;color:white}.text-link{font-size:13px;color:var(--pine);border-bottom:1px solid #b9caba}.diagram{position:relative;border:1px solid #c8d3c6;border-radius:16px;background:#ecf0e8;padding:27px;overflow:hidden}.diagram-head{display:flex;justify-content:space-between;font-size:12px;color:#677762;margin-bottom:22px}.diagram-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.diagram-cell{padding:17px;background:#ffffffb5;border:1px solid #d5dfd0;border-radius:6px;font-size:12px;line-height:1.5}.diagram-cell strong{display:block;color:var(--pine);font-size:14px;margin-bottom:5px}.diagram-output{background:var(--pine);color:white;padding:18px 20px;margin-top:22px;border-radius:6px;display:flex;justify-content:space-between;align-items:center}.diagram-output span{font-size:11px;opacity:.8}.connector{height:24px;width:1px;background:#8ba181;margin:0 auto}.section-title{display:flex;justify-content:space-between;align-items:end;padding:30px 0 24px;border-top:1px solid var(--line)}.section-title p{margin:0;color:var(--muted);font-size:13px}.filters{display:flex;gap:8px}.filter{background:none;color:var(--muted);border:1px solid transparent;border-radius:30px;padding:5px 12px;font-size:12px}.filter[aria-pressed=true]{color:var(--pine);background:#e6ece1;border-color:#cbd7c3}.projects{display:grid;grid-template-columns:1fr 1fr;gap:22px}.project{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}.project.featured{grid-column:1/-1;display:grid;grid-template-columns:1.1fr 1fr}.project-body{padding:32px}.project p{font-size:14px;color:var(--muted);max-width:540px;margin:12px 0 20px}.project-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:23px}.project-head small{color:var(--accent);font-size:12px}.badge{border:1px solid #d2dbcd;color:#5d7055;font-size:11px;padding:3px 9px;border-radius:30px;white-space:nowrap}.badge.live{color:#276a44;background:#edf6eb}.stack{font-size:11px;color:var(--muted);word-spacing:3px}.project-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #e9ece5;padding-top:19px;margin-top:23px;font-size:12px}.project-foot a:first-child{color:var(--accent);font-weight:600}.project-preview{padding:28px;background:#f0f3ed;display:grid;align-content:center;border-left:1px solid var(--line)}.mini-flow{display:flex;gap:9px;flex-wrap:wrap}.mini-flow span{padding:7px 12px;background:white;border:1px solid #d7dfd1;border-radius:5px;font-size:11px}.preview-title{font-family:var(--serif);font-size:23px;margin:20px 0}.preview-label{font-size:11px;color:var(--muted)}.work-note{display:grid;grid-template-columns:1fr 2fr;gap:45px;margin:55px 0;padding:32px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.work-note h2{font-size:26px}.work-note p{margin:0;color:var(--muted);font-size:14px;max-width:700px}.about{display:grid;grid-template-columns:1fr 2fr;gap:45px;padding:10px 0 65px}.about p{color:var(--muted);margin:0}.footer{border-top:1px solid var(--line);padding:22px 0;color:var(--muted);font-size:12px;display:flex;justify-content:space-between}.back{display:inline-block;margin:35px 0 8px;color:var(--muted);font-size:13px}.detail-hero{display:grid;grid-template-columns:1.25fr 1fr;gap:60px;align-items:center;padding:10px 0 50px}.detail-hero h1{font-size:44px}.detail-preview{border:1px solid var(--line);border-radius:12px;background:#eaf0e5;padding:26px}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0 46px}.flow div{padding:22px 18px;border-left:2px solid var(--accent);background:#fff;font-size:14px}.flow small{display:block;font-size:11px;color:var(--muted);margin-bottom:8px}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding:30px 0 45px}.fact{padding-top:19px;border-top:1px solid var(--line);font-family:var(--serif);font-size:20px}.runtime{display:grid;grid-template-columns:1fr 1.5fr;gap:45px;background:#eaf0e4;padding:34px;border-radius:12px;margin:12px 0 65px}.runtime p{font-size:14px;color:#61715b;margin:0 0 14px}.runtime h2{font-size:26px}.runtime .badge{display:inline-block;margin:12px 0}.evidence{border:1px solid var(--line);background:#fff;border-radius:8px;padding:20px;font-size:13px}.evidence strong{font-family:var(--serif);font-size:23px;font-weight:500}.evidence p{font-size:12px;margin:4px 0 0}.cad-sheet{background:white;border:1px solid #d8dece;padding:15px}.cad-sheet svg{width:100%;height:auto}.trace-tree{display:grid;gap:12px;margin-top:15px}.trace-tree div{height:14px;background:#a9b99f;border-radius:3px}.trace-tree div:nth-child(2){margin-left:25px;width:63%;background:#c8ac8d}.trace-tree div:nth-child(3){margin-left:50px;width:43%;background:#b8b0c5}.archive{font-family:var(--serif);font-size:34px;line-height:1.5;padding:25px 0;color:#8f635b}[hidden]{display:none!important}@media(max-width:850px){.wrap{width:calc(100% - 40px)}.hero,.detail-hero{grid-template-columns:1fr;gap:30px;padding:38px 0}.hero .diagram{max-width:600px}.project.featured{display:flex;grid-column:auto}.project-preview{border:0;border-top:1px solid var(--line)}.work-note,.about,.runtime{grid-template-columns:1fr;gap:20px}.detail-hero h1{font-size:36px}.flow{grid-template-columns:1fr 1fr}.facts{grid-template-columns:1fr;gap:8px}.nav-links{gap:16px}.section-title{align-items:start;gap:20px;flex-direction:column}.project-body{padding:24px}}@media(max-width:560px){.projects{grid-template-columns:1fr}.nav{height:72px}.nav-links a:nth-child(2){display:none}.nav-links{font-size:12px}.brand{font-size:13px}.hero h1{font-size:36px}.diagram{padding:18px}.project-head{gap:6px}.project-head small{font-size:11px}.runtime{padding:24px}.footer{gap:10px;flex-direction:column}.filters{gap:0}.filter{padding:5px 9px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}