body:has(.alg){background:#f4f2ee}.alg{--ink: #1a1916;--muted: #8b877f;--line: #e4ded4;--dark: #1a1916;--cream: #f4f2ee;display:grid;grid-template-columns:272px minmax(0,1fr);max-width:1240px;margin:0 auto;color:var(--ink);font-family:var(--font-sans, system-ui, sans-serif)}.alg-side{position:sticky;top:0;align-self:start;height:100vh;overflow-y:auto;padding:26px 26px 26px 22px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:18px}.alg-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}.alg-brand span{font-family:var(--font-serif, Georgia, serif);font-size:19px;font-weight:600;letter-spacing:-.01em}.alg-search{font:inherit;font-size:14px;padding:9px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}.alg-search::placeholder{color:var(--muted)}.alg-search:focus{outline:none;border-color:var(--ink)}.alg-nav{display:flex;flex-direction:column}.alg-nav a{display:flex;align-items:center;gap:10px;padding:7px 0;color:var(--ink);text-decoration:none;font-size:14px;transition:color .15s ease}.alg-nav a:hover{color:var(--muted)}.alg-nav a.is-active{font-weight:600}.alg-nav .ico{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;font-size:12px;color:var(--muted)}.alg-side-label{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:6px 0 -4px}.alg-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:5px}.alg-foot a{color:var(--muted);text-decoration:none;font-size:13px}.alg-foot a:hover{color:var(--ink)}.alg-license{color:var(--muted);font-size:11.5px;margin:8px 0 0}.alg-main{padding:64px 56px 80px}.alg-hero{text-align:center;max-width:680px;margin:0 auto}.alg-title{font-family:var(--font-serif, Georgia, serif);font-size:46px;line-height:1.08;font-weight:500;letter-spacing:-.02em;margin:0}.alg-quote{font-size:15.5px;line-height:1.6;color:var(--muted);margin:20px auto 0;max-width:540px}.alg-media{margin:44px 0 0;border-radius:14px;background:var(--dark);aspect-ratio:2 / 1;display:flex;align-items:center;justify-content:center;overflow:hidden}.alg-media svg{width:100%;height:100%}.alg-intro{display:grid;grid-template-columns:repeat(3,1fr);margin:36px 0 0;text-align:center}.alg-intro p{font-size:13.5px;line-height:1.65;color:var(--muted);margin:0;padding:0 22px}.alg-intro p+p{border-left:1px solid var(--line)}.alg-rule{height:1px;background:var(--line);margin:48px 0 0}.alg-content{margin-top:40px}.alg-h2{font-family:var(--font-serif, Georgia, serif);font-size:24px;font-weight:600;margin:0 0 20px;display:flex;align-items:baseline;gap:10px}.alg-h2 span{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.alg-muted{color:var(--muted)}.alg-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.alg-card{display:flex;flex-direction:column;gap:7px;padding:22px;border:1px solid var(--line);border-radius:14px;background:#fff;text-decoration:none;color:var(--ink);transition:border-color .18s ease,transform .18s ease}.alg-card:hover{border-color:var(--ink);transform:translateY(-2px)}.alg-card.alg-hide{display:none}.alg-card-kicker{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.alg-card-title{font-family:var(--font-serif, Georgia, serif);font-size:19px;font-weight:600;line-height:1.25;margin:0}.alg-card-desc{font-size:14px;line-height:1.55;color:var(--muted);margin:0}.alg-card-go{font-size:13px;color:var(--ink);margin-top:4px}.alg-empty{color:var(--muted);font-size:15px}.alg-empty button{background:none;border:none;padding:0;font:inherit;color:var(--ink);text-decoration:underline;cursor:pointer}.alg-sections{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media(max-width:900px){.alg{grid-template-columns:1fr}.alg-side{display:none}.alg-main{padding:40px 22px 60px}.alg-title{font-size:34px}.alg-intro{grid-template-columns:1fr;gap:16px}.alg-intro p{padding:0}.alg-intro p+p{border-left:none}.alg-cards,.alg-sections{grid-template-columns:1fr}}.alg-meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.alg-pill{font-size:12px;letter-spacing:.02em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 12px;background:#fff}.alg-pill--link{color:var(--ink);text-decoration:none;font-weight:500}.alg-pill--link:hover{border-color:var(--ink)}.alg-chapter{margin:0 0 56px;scroll-margin-top:24px}.alg-chapter-head{display:flex;gap:18px;align-items:flex-start;margin-bottom:14px}.alg-chapter-num{flex:none;font-family:var(--font-serif, Georgia, serif);font-weight:600;font-size:14px;color:#fff;background:var(--dark);width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;letter-spacing:.02em}.alg-chapter-name{font-family:var(--font-serif, Georgia, serif);font-size:23px;font-weight:600;margin:2px 0 4px}.alg-chapter-role{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-family:var(--font-sans, system-ui, sans-serif);margin-left:6px}.alg-chapter-desc{color:var(--muted);margin:0;max-width:64ch;line-height:1.55}.alg-artifact{font-size:13px;color:var(--ink);margin:0 0 16px 58px;padding:8px 14px;background:#fffdf8;border:1px solid var(--line);border-radius:8px;display:inline-block}.alg-artifact strong{font-weight:600}.alg-nodes{list-style:none;margin:0 0 0 58px;padding:0;border-top:1px solid var(--line)}.alg-node{display:flex;align-items:baseline;gap:14px;padding:14px 4px;border-bottom:1px solid var(--line)}.alg-node-id{flex:none;width:34px;font-variant-numeric:tabular-nums;font-size:12px;color:var(--muted);font-weight:600}.alg-node-body{flex:1;min-width:0}.alg-node-title{font-size:16px;font-weight:600;margin:0 0 3px;line-height:1.35}.alg-node-title a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}.alg-node-title a:hover{border-color:var(--ink)}.alg-node-obj{font-size:13.5px;color:var(--muted);margin:0;line-height:1.5}.alg-node-status{flex:none;font-size:12px;color:var(--muted);white-space:nowrap}.alg-node--done .alg-node-status{color:var(--ink)}.alg-node--planned .alg-node-title span{color:#b3afa6}.alg-node-gate{display:inline-block;font-size:9px;letter-spacing:.12em;font-weight:700;color:#fff;background:#b4541f;padding:2px 6px;border-radius:4px;vertical-align:middle;margin-left:8px}.alg-node--gate{background:#fffaf3}.graph-legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin:22px 0 14px}.graph-leg{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted)}.graph-leg i{width:10px;height:10px;border-radius:50%;display:inline-block}.graph-wrap{position:relative;border:1px solid var(--line);border-radius:12px;background:#fbfaf7;overflow:hidden}#graph-svg{display:block;width:100%;height:auto;touch-action:none}.graph-tip{position:absolute;pointer-events:none;z-index:5;background:var(--dark);color:#fff;font-size:12px;padding:5px 9px;border-radius:6px;max-width:260px;line-height:1.35}.graph-fallback{margin-top:14px}