@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Hanken+Grotesk:ital,wght@0,300;0,400;0,500;0,600;1,400;1,500&family=JetBrains+Mono:wght@400;500;600&display=swap";.perch-root{--paper: #0a0a0b;--paper-2: #0e0d0c;--paper-3: #1c1a16;--panel: #121110;--ink-bg: #070708;--ink-bg-2: #100f0d;--ink: #eceae2;--ink-2: #bab9af;--ink-mute: #807f75;--ink-faint: #58574f;--on-dark: #eceae2;--on-dark-mute: #8b8a80;--sage: #f3a92c;--sage-deep: #c5821a;--sage-bright:#ffc257;--rust: #db5a3c;--rust-bright:#ec7d5f;--sky: #5f8a9c;--line: rgba(236,234,226,.1);--line-2: rgba(236,234,226,.2);--line-dark: rgba(236,234,226,.1);--display: "Space Grotesk", "Hanken Grotesk", system-ui, sans-serif;--serif: "Hanken Grotesk", system-ui, sans-serif;--mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, monospace;--maxw: 1180px;--gut: clamp(20px, 5vw, 76px);box-sizing:border-box;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:18px;line-height:1.62;font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;background-image:repeating-linear-gradient(0deg,rgba(236,234,226,.018) 0px,rgba(236,234,226,.018) 1px,transparent 1px,transparent 3px)}.perch-root *{box-sizing:border-box}.perch-root h1,.perch-root h2,.perch-root h3,.perch-root h4{font-weight:600;line-height:1.08;letter-spacing:-.01em;margin:0}.perch-root p{margin:0 0 1.1em;text-wrap:pretty}.perch-root a{color:inherit}.perch-root strong{font-weight:600}.perch-root em{font-style:italic}.perch-root .mono{font-family:var(--mono);font-size:.72em;letter-spacing:.08em;text-transform:uppercase;font-weight:500}.perch-root .eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:500;color:var(--sage);display:inline-flex;align-items:center;gap:10px}.perch-root .eyebrow:before{content:"▸";background:none;color:var(--sage);font-size:11px;display:inline-block}.perch-root .wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}.perch-root section{padding:clamp(56px,9vh,110px) 0;position:relative}.perch-root .section-num{font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--ink-faint);text-transform:uppercase}.perch-root .lead{font-size:clamp(20px,2.4vw,26px);line-height:1.45;color:var(--ink-2);font-weight:400;max-width:32ch}.perch-root .cols-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,64px);align-items:start}.perch-root .cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.perch-root .divider{height:1px;background:var(--line);border:0;margin:0}.perch-root .card{background:var(--panel);border:1px solid var(--line);border-radius:0;padding:26px}.perch-root .card h3{font-size:21px;margin-bottom:8px}.perch-root .tag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border:1px solid var(--line-2);border-radius:0;color:var(--ink-2);display:inline-block;white-space:nowrap}.perch-root .tag.go{color:var(--sage-bright);border-color:#f3a92c80;background:#f3a92c17}.perch-root .tag.stop{color:var(--rust-bright);border-color:#db5a3c80;background:#db5a3c1a}.perch-root .tag.sky{color:var(--sky);border-color:#5f8a9c80;background:#5f8a9c1a}.perch-root .dark{background:var(--ink-bg);color:var(--on-dark)}.perch-root .dark .eyebrow{color:var(--sage)}.perch-root .dark .eyebrow:before{color:var(--sage)}.perch-root .dark .section-num{color:var(--ink-faint)}.perch-root .dark .lead{color:var(--ink-2)}.perch-root .dark .card{background:var(--ink-bg-2);border-color:var(--line-dark)}.perch-root .dark .divider{background:var(--line-dark)}.perch-root .muted{color:var(--ink-mute)}.perch-root .center{text-align:center}.perch-root .hero{padding-top:clamp(40px,7vh,90px);padding-bottom:0;overflow:hidden}.perch-root .hero-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:11.5px;letter-spacing:.16em;color:var(--ink-faint);margin-bottom:30px}.perch-root .hero-meta .dot{color:var(--sage)}.perch-root .hero-title{font-family:var(--display);font-size:clamp(44px,8.2vw,100px);line-height:.98;font-weight:600;letter-spacing:-.03em;margin-bottom:30px}.perch-root .hero-title em{font-style:normal;color:var(--sage)}.perch-root .hero-expand{font-size:16px;font-weight:600;letter-spacing:.04em;color:var(--ink-2);margin-bottom:34px;text-transform:none}.perch-root .hero-expand strong{color:var(--sage);letter-spacing:.12em}.perch-root .hero-lead{font-size:clamp(19px,2.1vw,24px);line-height:1.5;max-width:40ch;color:var(--ink-2);margin-bottom:46px}.perch-root .hero-lead em{font-style:italic;color:var(--ink)}.perch-root .hero-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}.perch-root .hr-item{display:flex;flex-direction:column;gap:7px;border-left:1px solid var(--line);padding:20px 24px 22px 20px}.perch-root .hr-item:first-child{border-left:0;padding-left:0}.perch-root .hr-k{font-size:10.5px;letter-spacing:.14em;color:var(--ink-faint)}.perch-root .hr-v{font-size:17px;color:var(--ink)}.perch-root .hero-schematic{display:block;width:100%;height:clamp(160px,22vh,240px);margin-top:54px}.perch-root .sec-head{margin-bottom:38px}.perch-root .sec-head.split{display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap}.perch-root .h-lg{font-family:var(--display);font-size:clamp(30px,4.4vw,52px);line-height:1.02;font-weight:600;letter-spacing:-.02em}.perch-root .big-lead{max-width:34ch;font-size:clamp(24px,3.2vw,38px);line-height:1.28;color:var(--ink);margin-bottom:28px}.perch-root .big-lead em{font-style:normal;color:var(--sage)}.perch-root .problem-grid{align-items:end;margin-bottom:44px}.perch-root .muted-d{color:var(--on-dark-mute)}.perch-root .surface-strip{border-top:1px solid var(--line-dark);padding-top:26px;display:flex;gap:28px;align-items:baseline;flex-wrap:wrap}.perch-root .ss-label{font-size:11px;letter-spacing:.14em;color:var(--sage-bright);white-space:nowrap}.perch-root .ss-items{display:flex;flex-wrap:wrap;gap:10px 22px}.perch-root .ss-items span{font-style:italic;color:var(--on-dark);font-size:20px;opacity:.85}.perch-root .ss-items span:before{content:"·";margin-right:22px;color:var(--on-dark-mute)}.perch-root .ss-items span:first-child:before{content:none}.perch-root .insight-sub{max-width:56ch;color:var(--ink-2);margin:0 0 40px}.perch-root .qsplit{display:grid;grid-template-columns:1fr auto 1fr;gap:0;align-items:stretch}.perch-root .qcard{padding:30px;border:1px solid var(--line-2);background:var(--panel)}.perch-root .qcard.reactive{border-right:0}.perch-root .qcard.deliberative{border-left:0}.perch-root .qtag{display:inline-block;margin-bottom:16px;padding:3px 9px;border-radius:2px;font-size:11px}.perch-root .qcard h3{font-size:clamp(20px,2.3vw,26px);font-weight:500;line-height:1.2;margin-bottom:12px;font-style:italic}.perch-root .qcard p{color:var(--ink-2);font-size:17px;margin-bottom:18px}.perch-root .qmeta{font-size:11px;letter-spacing:.1em;color:var(--ink-faint)}.perch-root .qjoin{display:flex;align-items:center;justify-content:center;width:56px;background:var(--paper);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}.perch-root .qjoin span{font-size:22px;color:var(--sage)}.perch-root .warn-line{margin-top:30px;font-size:12.5px;letter-spacing:.04em;color:var(--rust);display:flex;align-items:center;gap:12px;text-transform:none}.perch-root .warn-mark{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border:1.5px solid var(--rust);border-radius:50%;font-weight:600;flex-shrink:0}.perch-root .paper-2-sec{background:var(--paper-2);background-image:none}.perch-root .principles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.perch-root .pr{background:var(--paper-2);padding:26px 24px}.perch-root .pr-n{font-size:12px;letter-spacing:.1em;color:var(--rust);display:block;margin-bottom:14px}.perch-root .pr h4{font-size:19px;font-weight:600;line-height:1.2;margin-bottom:9px}.perch-root .pr p{font-size:15.5px;color:var(--ink-2);margin:0;line-height:1.5}.perch-root .stack-fig{position:relative;margin:44px 0 14px;padding-left:168px}.perch-root .stack-rails{position:absolute;left:0;top:0;bottom:0;width:150px;display:flex;gap:8px}.perch-root .rail{flex:1;border:1px dashed var(--line-2);border-radius:3px;position:relative;display:flex;align-items:center}.perch-root .rail-delib{border-color:#f3a92c80}.perch-root .rail-react{flex:0 0 30px;border-color:#5f8a9c8c}.perch-root .rail-label{position:absolute;writing-mode:vertical-rl;transform:rotate(180deg);left:50%;margin-left:-7px;font-size:10px;letter-spacing:.12em;white-space:nowrap;color:var(--ink-faint)}.perch-root .rail-delib .rail-label{color:var(--sage-deep)}.perch-root .rail-react .rail-label{color:var(--sky)}.perch-root .stack-col{display:flex;flex-direction:column}.perch-root .layer{display:flex;align-items:center;gap:18px;background:var(--panel);border:1px solid var(--line-2);border-radius:3px;padding:18px 22px}.perch-root .layer-ctrl{border-color:#5f8a9c80;background:#5f8a9c0f}.perch-root .layer[data-k=B]{border-color:#db5a3c73}.perch-root .layer-badge{width:34px;height:34px;flex-shrink:0;border:1.5px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600}.perch-root .layer[data-k=B] .layer-badge{border-color:var(--rust);color:var(--rust)}.perch-root .layer-ctrl .layer-badge{border-color:var(--sky);color:var(--sky)}.perch-root .layer-body{flex:1}.perch-root .layer-body h4{font-size:19px;font-weight:600;margin-bottom:2px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.perch-root .layer-body p{font-family:var(--mono);font-size:12px;letter-spacing:.02em;color:var(--ink-mute);margin:0;text-transform:none}.perch-root .heart{font-family:var(--serif);font-size:13px;font-style:italic;color:var(--rust);letter-spacing:0;text-transform:none}.perch-root .flow-lab{font-size:10.5px;letter-spacing:.08em;color:var(--ink-faint);padding:7px 0 7px 52px;text-transform:none;font-family:var(--mono)}.perch-root .fig-cap{font-size:11px;letter-spacing:.04em;color:var(--ink-faint);margin-top:18px;text-transform:none;max-width:70ch;line-height:1.5;font-family:var(--mono)}.perch-root .comp-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-dark);border:1px solid var(--line-dark)}.perch-root .comp{background:var(--ink-bg);padding:30px}.perch-root .comp-heart{background:var(--ink-bg-2)}.perch-root .comp header{display:flex;align-items:center;gap:14px;margin-bottom:16px;flex-wrap:wrap}.perch-root .comp-k{width:30px;height:30px;border:1.5px solid var(--sage-bright);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--sage-bright);flex-shrink:0}.perch-root .comp-heart .comp-k{border-color:var(--rust-bright);color:var(--rust-bright)}.perch-root .comp h3{font-size:22px;font-weight:500}.perch-root .heart-tag{margin-left:auto}.perch-root .comp p,.perch-root .comp li{color:var(--on-dark);font-size:16px;line-height:1.5}.perch-root .comp .dash{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}.perch-root .comp .dash li{padding-left:18px;position:relative}.perch-root .comp .dash li:before{content:"";position:absolute;left:0;top:11px;width:8px;height:1.5px;background:var(--sage-bright)}.perch-root .comp .dash li em{color:var(--on-dark-mute)}.perch-root .tax-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:8px}.perch-root .tax-card{background:var(--panel);border:1px solid var(--line-2);border-radius:3px;padding:18px;display:flex;flex-direction:column;gap:14px}.perch-root .tax-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.perch-root .tax-name{font-size:17px;font-weight:600;line-height:1.1}.perch-root .tax-class{font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;padding:2px 6px;border-radius:2px;white-space:nowrap;text-transform:uppercase}.perch-root .tax-class.nat{color:var(--sage-bright);background:#f3a92c1f}.perch-root .tax-class.man{color:var(--sky);background:#5f8a9c1f}.perch-root .tax-class.haz{color:var(--rust-bright);background:#db5a3c1f}.perch-root .tax-bars{display:flex;flex-direction:column;gap:8px}.perch-root .barrow{display:grid;grid-template-columns:58px 1fr;align-items:center;gap:8px}.perch-root .barrow .bk{font-family:var(--mono);font-size:9px;letter-spacing:.04em;color:var(--ink-faint);text-transform:uppercase}.perch-root .bar{height:6px;background:var(--paper-3);border-radius:3px;overflow:hidden}.perch-root .bar i{display:block;height:100%;border-radius:3px;background:var(--sage)}.perch-root .bar.risk i{background:var(--rust)}.perch-root .tax-note{font-size:13px;color:var(--ink-mute);line-height:1.4;margin:0;border-top:1px solid var(--line);padding-top:12px}.perch-root .block-k{font-size:11px;letter-spacing:.14em;color:var(--ink-mute);display:block;margin-bottom:18px}.perch-root .stop-k{color:var(--rust)}.perch-root .go-k{color:var(--sage-deep)}.perch-root .gates-block{margin:36px 0 48px}.perch-root .gate-flow{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.perch-root .gate-pool,.perch-root .gate-out{font-size:11px;letter-spacing:.1em;padding:10px 14px;border-radius:3px;flex-shrink:0}.perch-root .gate-pool{background:var(--paper-3);color:var(--ink-2)}.perch-root .gate-out{background:var(--sage);color:#0a0a0a}.perch-root .gates{display:flex;flex-wrap:wrap;gap:8px;flex:1;padding:14px;border:1px dashed rgba(219,90,60,.45);border-radius:4px}.perch-root .gate{font-family:var(--mono);font-size:11.5px;letter-spacing:.02em;padding:6px 11px;background:var(--paper);border:1px solid var(--line-2);border-radius:2px;color:var(--ink-2);position:relative}.perch-root .gate:before{content:"✗";color:var(--rust);margin-right:7px;font-size:10px}.perch-root .gate-note{font-size:11.5px;letter-spacing:.02em;color:var(--ink-mute);margin-top:14px;text-transform:none}.perch-root .gate-note em{color:var(--rust);font-style:normal}.perch-root .formula-block{position:relative;background:var(--ink-bg);color:var(--on-dark);border:1px solid var(--line);border-radius:0;padding:40px clamp(22px,4vw,46px);margin-bottom:48px}.perch-root .formula-block:before,.perch-root .formula-block:after{content:"";position:absolute;width:20px;height:20px;border:2px solid var(--sage)}.perch-root .formula-block:before{top:10px;left:10px;border-right:0;border-bottom:0}.perch-root .formula-block:after{bottom:10px;right:10px;border-left:0;border-top:0}.perch-root .formula-block .block-k{color:var(--sage-bright)}.perch-root .formula{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;font-family:var(--serif);margin-bottom:24px}.perch-root .f-lhs{font-size:clamp(24px,3.4vw,38px);font-style:italic}.perch-root .f-sub{font-size:.5em;font-style:normal;font-family:var(--mono);letter-spacing:.04em;color:var(--on-dark-mute)}.perch-root .f-eq,.perch-root .f-op{font-size:clamp(22px,3vw,32px);color:var(--on-dark-mute)}.perch-root .f-sum{font-size:clamp(34px,5vw,56px);line-height:.7;position:relative;padding-right:4px}.perch-root .f-i{font-size:.32em;position:absolute;left:50%;transform:translate(-50%);bottom:-.2em;font-family:var(--mono)}.perch-root .f-term{font-size:clamp(22px,3vw,34px);font-style:italic;padding:0 4px;border-bottom:2px solid}.perch-root .f-w{color:var(--sage-bright);border-color:var(--sage-bright)}.perch-root .f-s{color:var(--on-dark);border-color:var(--on-dark-mute)}.perch-root .f-c{color:var(--rust-bright);border-color:var(--rust-bright)}.perch-root .formula-legend{display:flex;flex-wrap:wrap;gap:8px 28px;font-size:11px;letter-spacing:.04em;color:var(--on-dark-mute);text-transform:none;margin-bottom:20px;font-family:var(--mono)}.perch-root .formula-legend span{display:flex;align-items:center;gap:8px}.perch-root .sw{width:12px;height:12px;border-radius:2px;display:inline-block}.perch-root .sw-w{background:var(--sage-bright)}.perch-root .sw-s{background:var(--on-dark-mute)}.perch-root .sw-c{background:var(--rust-bright)}.perch-root .formula-note{font-size:16px;color:var(--on-dark);margin:0;max-width:70ch}.perch-root .formula-note em{color:var(--sage-bright);font-style:italic}.perch-root .factor-cols{gap:clamp(28px,5vw,72px)}.perch-root .factor-table{width:100%;border-collapse:collapse;font-size:15px}.perch-root .factor-table td{padding:9px 0;border-bottom:1px solid var(--line);vertical-align:top}.perch-root .factor-table td:first-child{font-weight:500;padding-right:16px}.perch-root .factor-table td:last-child{font-size:13px;text-align:right}.perch-root .row-hi td{border-bottom:0}.perch-root .row-hi td:first-child{color:var(--rust)}.perch-root .ctx-intro{color:var(--ink-2);font-size:16px;margin-bottom:20px}.perch-root .ctx{display:flex;flex-direction:column;gap:0;border:1px solid var(--line-2);border-radius:3px;margin-bottom:26px}.perch-root .ctx-row{display:grid;grid-template-columns:128px 22px 1fr;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}.perch-root .ctx-row:last-child{border-bottom:0}.perch-root .ctx-cond{font-size:11px;letter-spacing:.06em;color:var(--rust)}.perch-root .ctx-arr{color:var(--sage)}.perch-root .ctx-eff{font-size:15px;color:var(--ink)}.perch-root .callout{background:var(--paper-3);border-left:3px solid var(--sage);border-radius:0 3px 3px 0;padding:18px 20px}.perch-root .callout-k{font-size:10.5px;letter-spacing:.12em;color:var(--sage-deep);display:block;margin-bottom:8px}.perch-root .callout p{font-size:15px;color:var(--ink-2);margin:0}.perch-root .loop-fig{margin-top:36px}.perch-root .loop-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;position:relative}.perch-root .lnode{background:var(--ink-bg-2);border:1px solid var(--line-dark);border-radius:4px;padding:16px 14px;display:flex;flex-direction:column;gap:8px;min-height:116px}.perch-root .lnode.decision{border-color:#f3a92c80}.perch-root .lnode.commit{border-color:#f3a92cb3;background:#f3a92c24}.perch-root .lnode.abort{border-color:#db5a3c99;background:#db5a3c24}.perch-root .ln-n{font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--sage-bright)}.perch-root .lnode.abort .ln-n{color:var(--rust-bright)}.perch-root .ln-t{font-size:15px;font-weight:600;line-height:1.15}.perch-root .ln-d{font-family:var(--mono);font-size:10.5px;letter-spacing:.01em;color:var(--on-dark-mute);text-transform:none;line-height:1.4}.perch-root .abort-bar{display:flex;align-items:center;gap:14px;margin-top:14px;padding:14px 18px;border:1px dashed rgba(219,90,60,.6);border-radius:4px}.perch-root .abort-bar .ab-k{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--rust-bright);white-space:nowrap}.perch-root .abort-bar .ab-t{font-size:15px;color:var(--on-dark)}.perch-root .abort-bar .ab-t strong{color:var(--rust-bright)}.perch-root .fail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.perch-root .fail{background:var(--paper);padding:26px 24px}.perch-root .fail h4{font-size:18px;font-weight:600;margin-bottom:9px;color:var(--rust)}.perch-root .fail p{font-size:15px;color:var(--ink-2);margin:0;line-height:1.5}.perch-root .stack-table{width:100%;border-collapse:collapse}.perch-root .stack-table th{text-align:left;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);padding:0 18px 12px 0;border-bottom:1px solid var(--line-2);font-weight:500}.perch-root .stack-table td{padding:16px 18px 16px 0;border-bottom:1px solid var(--line);vertical-align:top;font-size:16px}.perch-root .stack-table td:first-child{font-weight:600;width:28%}.perch-root .stack-table td.sig,.perch-root .stack-table td.sig:first-child{color:var(--sage-deep)}.perch-root .stack-table tr:has(.sig){background:#f3a92c12}.perch-root .roadmap{display:flex;flex-direction:column;gap:0;margin-top:16px;border-top:1px solid var(--line-2)}.perch-root .phase{display:grid;grid-template-columns:150px 1fr;gap:clamp(16px,4vw,48px);padding:24px 0;border-bottom:1px solid var(--line);position:relative}.perch-root .phase-rail{display:flex;flex-direction:column;gap:8px}.perch-root .phase-id{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--rust)}.perch-root .phase-track{display:flex;align-items:center;gap:8px}.perch-root .dotrack{display:flex;gap:4px}.perch-root .dotrack i{width:7px;height:7px;border-radius:50%;background:var(--paper-3);border:1px solid var(--line-2)}.perch-root .dotrack i.on{background:var(--sage);border-color:var(--sage)}.perch-root .phase-demo{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--sage-deep);display:inline-flex;align-items:center;gap:5px}.perch-root .phase-body h4{font-size:21px;font-weight:600;margin-bottom:6px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.perch-root .phase-goal{font-style:italic;color:var(--ink-mute);font-size:14px}.perch-root .phase-body>p{font-size:15.5px;color:var(--ink-2);margin:8px 0 12px;max-width:64ch}.perch-root .phase-exit{font-family:var(--mono);font-size:11.5px;letter-spacing:.01em;color:var(--sage-deep);text-transform:none;display:flex;gap:8px}.perch-root .phase-exit b{color:var(--ink-mute);font-weight:500;white-space:nowrap}.perch-root .parallel-badge{font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;color:var(--sky);border:1px solid rgba(95,138,156,.4);border-radius:2px;padding:2px 7px;text-transform:uppercase}.perch-root .risk-list{display:flex;flex-direction:column;gap:0}.perch-root .risk{padding:22px 0;border-bottom:1px solid var(--line-dark);display:grid;grid-template-columns:minmax(280px,40%) 1fr;gap:clamp(16px,4vw,48px);align-items:baseline}.perch-root .risk:first-child{border-top:1px solid var(--line-dark)}.perch-root .risk-h{display:flex;flex-direction:column;gap:10px}.perch-root .risk-h h4{font-size:19px;font-weight:500}.perch-root .risk p{font-size:15px;color:var(--on-dark-mute);margin:0}.perch-root .risk-mit{display:block;margin-top:8px;color:var(--sage-bright);font-style:italic}.perch-root .mental{background:var(--ink-bg);color:var(--on-dark);background-image:none;text-align:center}.perch-root .center-eb{justify-content:center}.perch-root .mental .eyebrow{color:var(--sage-bright)}.perch-root .mm{font-size:clamp(21px,2.7vw,31px);line-height:1.4;font-weight:300;max-width:28ch;margin:28px auto 0;border:0;padding:0;font-family:var(--serif)}.perch-root .mm em{font-style:normal;color:var(--sage);display:block;margin-top:.5em}.perch-root .foot{background:var(--ink-bg-2);color:var(--on-dark-mute);padding:26px 0}.perch-root .foot-in{display:flex;align-items:center;gap:14px;font-size:11px;letter-spacing:.1em;flex-wrap:wrap}.perch-root .foot-sep{color:var(--sage)}.perch-root .glyph{width:16px;height:16px;position:relative;display:inline-block;border:1.5px solid var(--sage);border-radius:50%}.perch-root .glyph:after{content:"";position:absolute;top:3.5px;right:3.5px;bottom:3.5px;left:3.5px;background:var(--rust);border-radius:50%}.perch-root .glyph.small{width:13px;height:13px}@media(max-width:980px){.perch-root .tax-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.perch-root .loop-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:820px){.perch-root .cols-2,.perch-root .cols-3,.perch-root .qsplit{grid-template-columns:1fr}.perch-root .qcard.reactive{border-right:1px solid var(--line-2);border-bottom:0}.perch-root .qcard.deliberative{border-left:1px solid var(--line-2)}.perch-root .qjoin{width:auto;height:48px;border:1px solid var(--line-2);border-top:0;border-bottom:0}.perch-root .principles,.perch-root .comp-grid{grid-template-columns:1fr}}@media(max-width:720px){.perch-root .hero-rail{grid-template-columns:1fr}.perch-root .hr-item{border-left:0;padding-left:0;border-top:1px solid var(--line)}.perch-root .hr-item:first-child{border-top:0}.perch-root .stack-fig{padding-left:0}.perch-root .stack-rails{display:none}.perch-root .fail-grid{grid-template-columns:1fr}.perch-root .phase{grid-template-columns:1fr;gap:14px}.perch-root .risk{grid-template-columns:1fr;gap:12px}}@media(max-width:560px){.perch-root .tax-grid{grid-template-columns:1fr}}.perch-backbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 20px;background:var(--bg-1);border-bottom:1px solid var(--line)}.perch-backbar .perch-slug{font-family:JetBrains Mono,ui-monospace,monospace;font-size:11px;letter-spacing:.14em;color:var(--ink-mute)}:root{--bg: #0a0a0b;--bg-1: #111113;--bg-2: #17171a;--bg-3: #1f1f23;--line: #2a2a30;--line-2: #3a3a42;--ink: #f4f1e8;--ink-dim: #a8a59a;--ink-mute: #6b6960;--accent: #ffb020;--accent-2: #ff7a18;--accent-glow: 255, 176, 32;--scan-opacity: .04}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);color:var(--ink);font-family:Space Grotesk,system-ui,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;font-feature-settings:"ss01","ss02"}.mono{font-family:JetBrains Mono,ui-monospace,monospace}.scan:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:repeating-linear-gradient(to bottom,transparent 0,transparent 2px,rgba(255,255,255,var(--scan-opacity)) 2px,rgba(255,255,255,var(--scan-opacity)) 3px);pointer-events:none;z-index:100}.subpage-scroll{scrollbar-width:thin;scrollbar-color:var(--line-2) transparent}.subpage-scroll::-webkit-scrollbar{width:8px;height:8px}.subpage-scroll::-webkit-scrollbar-track{background:transparent}.subpage-scroll::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:4px}.subpage-scroll::-webkit-scrollbar-thumb:hover{background:var(--ink-mute)}.pixel-border{position:relative;box-shadow:0 0 0 1px var(--line),0 0 0 2px var(--bg),0 0 0 3px var(--line-2)}.accent{color:var(--accent)}.accent-2{color:var(--accent-2)}.led{display:inline-block;width:8px;height:8px;background:var(--accent);box-shadow:0 0 8px rgba(var(--accent-glow),.6);vertical-align:middle}@keyframes blink{0%,49%{opacity:1}50%,to{opacity:0}}.blink{animation:blink 1s steps(2) infinite}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(-16.6667%)}}.marquee-banner{display:flex;white-space:nowrap;animation:marquee 36s linear infinite;will-change:transform}.marquee-banner:hover{animation-play-state:paused}@media(prefers-reduced-motion:reduce){.marquee-banner{animation:none}}.grid-bg{background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:32px 32px;background-position:-1px -1px}.grid-bg-fine{background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:8px 8px}h1,h2,h3,h4{font-weight:600;letter-spacing:-.02em;line-height:1.1}h1{font-size:64px}h2{font-size:40px}h3{font-size:24px}.eyebrow{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-dim)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;font-family:JetBrains Mono,monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;background:transparent;border:1px solid var(--line-2);color:var(--ink);cursor:pointer;transition:all .15s ease}.btn:hover{border-color:var(--accent);color:var(--accent)}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--bg)}.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2);color:var(--bg)}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--line);font-family:JetBrains Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-dim)}.pill.on{border-color:var(--accent);color:var(--accent)}.sprite-cursor,.sprite-cursor *{cursor:none!important}.sprite-pointer{position:absolute;width:16px;height:16px;pointer-events:none;z-index:9999;image-rendering:pixelated}