@font-face{font-family:Project Sans;src:url('fonts/trajectory-sans.ttf?v=007af62b9d12') format('truetype');font-weight:100 900;font-display:swap}
:root{--ink:#202c2b;--muted:#64716e;--green:#246b5e;--line:#dce3de;--paper:#fcfcfa;--soft:#f0f5f1;--claw:#a76636;font-family:Project Sans,Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}button,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #438ca7;outline-offset:5px}[hidden]{display:none!important}.wrap{width:min(1120px,calc(100% - 64px));margin:auto}.skip{position:absolute;left:16px;top:-100px;padding:12px;background:white;z-index:9}.skip:focus{top:10px}.site-header{border-bottom:1px solid var(--line);background:#fcfcfaee;position:sticky;top:0;z-index:5;backdrop-filter:blur(12px)}.header-inner{height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:750;letter-spacing:-.4px}.mark{display:grid;place-items:center;width:28px;height:28px;background:var(--green);color:white;border-radius:7px;font-size:19px}.site-header nav{display:flex;align-items:center;gap:28px;font-size:13px;color:var(--muted)}.site-header nav a:hover{color:var(--green)}.code-link{color:var(--ink);font-weight:650}.hero{text-align:center;padding:76px 0 48px}.eyebrow{color:var(--green);font-size:11px;font-weight:750;letter-spacing:2px;text-transform:uppercase;margin:0 0 22px}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.06;letter-spacing:-3.2px;margin:0;font-weight:700}.hero h1 span{color:var(--green)}.subtitle{font-size:clamp(21px,2.5vw,31px);font-weight:450;line-height:1.35;letter-spacing:-.7px;margin:18px 0 24px}.authors{display:flex;flex-wrap:wrap;justify-content:center;gap:7px 17px;font-size:14px;line-height:1.8;margin:0 auto;max-width:880px}.authors sup{font-size:9px;margin-left:2px;color:var(--muted)}.affiliations{font-size:12px;color:var(--muted);margin:8px 0 28px;line-height:1.8}.affiliations span{margin:0 10px}.actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 20px;border:1px solid var(--line);border-radius:7px;font-size:13px;font-weight:650;background:white;transition:background .15s}.button:hover{text-decoration:none;background:var(--soft)}.button svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.button.primary{background:var(--ink);color:white;border-color:var(--ink)}.button.primary:hover{background:var(--green)}.button.green{color:var(--green);border-color:#a7c1b4;background:#edf5ee}.intro{font-size:17px;line-height:1.8;max-width:780px;margin:32px auto 0;color:#53605c;text-align:left}.intro p{margin:0}.intro p+p{margin-top:14px}.intro strong{font-weight:650;color:var(--ink)}.stats{display:grid;grid-template-columns:repeat(3,1fr);max-width:690px;margin:35px auto 0;padding-top:28px;border-top:1px solid var(--line)}.stat+.stat{border-left:1px solid var(--line)}.stat strong{display:block;font-size:31px;font-weight:650;letter-spacing:-1px}.stat span{font-size:12px;color:var(--muted);display:block;margin-top:5px}.section{padding:68px 0;border-top:1px solid var(--line)}.section .eyebrow{margin-bottom:12px}.section h2{font-size:clamp(27px,3.3vw,37px);font-weight:650;line-height:1.2;letter-spacing:-1.2px;margin:0 0 18px}.section-intro{font-size:16px;line-height:1.8;color:var(--muted);max-width:760px;margin:0 0 30px}.demo-section{border:0;padding-top:28px}.text-link{color:var(--green);font-weight:650;font-size:13px}.figure{margin:30px 0 0}.figure img{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:9px;background:white}.figure a{display:block}.figure figcaption{font-size:12px;line-height:1.8;color:var(--muted);margin:12px 0 0}.pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:29px}.pillar{border-top:2px solid #a9c0b4;padding-top:14px}.pillar h3{font-size:15px;font-weight:650;margin:0 0 9px}.pillar p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}.harness-note{margin:24px 0 0;padding:18px 22px;background:var(--soft);font-size:14px;line-height:1.85;color:var(--muted)}.harness-note strong{color:var(--ink);font-weight:650}.benchmark-details{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin-top:26px}.benchmark-details h3{font-size:16px;margin:0 0 10px}.benchmark-details p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}.benchmark-links{display:flex;gap:23px;margin-top:22px;flex-wrap:wrap}.results-top{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.model-tabs{display:flex;padding:4px;background:#edf1ea;border:1px solid var(--line);border-radius:7px;white-space:nowrap}.model-tabs button{border:0;padding:9px 14px;background:transparent;font-size:12px;border-radius:4px;color:var(--muted)}.model-tabs button[aria-selected=true]{background:white;color:var(--green);box-shadow:0 1px 3px #1f332c12;font-weight:650}.chart{padding:27px 0 5px;max-width:900px}.bar-row{display:grid;grid-template-columns:135px 1fr 60px;gap:18px;align-items:center;margin-bottom:20px}.bar-name{font-size:14px}.bar-name.native{font-weight:700;color:var(--green)}.bar-track{height:34px;background:#edf0eb;border-radius:3px;overflow:hidden}.bar{height:100%;width:var(--score);background:#afbab4;transition:width .35s ease}.bar-row:first-child .bar{background:var(--green)}.bar-row:nth-child(2) .bar{background:#ad8467}.bar-value{font-size:22px;font-weight:650;letter-spacing:-.7px;font-variant-numeric:tabular-nums}.chart-axis{display:flex;justify-content:space-between;margin:0 78px 0 153px;color:var(--muted);font-size:10px}.result-summary{display:flex;flex-wrap:wrap;gap:24px;margin:27px 0 22px;padding:18px 22px;background:var(--soft);border-left:3px solid var(--green);font-size:14px;line-height:1.8}.result-summary strong{color:var(--green)}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums;white-space:nowrap}th,td{text-align:right;padding:13px 11px;border-bottom:1px solid var(--line)}th{font-size:11px;font-weight:500;color:var(--muted)}th:first-child,td:first-child{text-align:left;padding-left:0}td:first-child{font-weight:550}tr.native{background:#eff5ee;color:var(--green)}tr.native td:first-child{padding-left:11px;font-weight:700}.result-footnote{font-size:12px;line-height:1.8;color:var(--muted);margin:15px 0 0}.getting-started{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px}.getting-started p{font-size:14px;line-height:1.9;color:var(--muted)}pre{margin:0;background:#f1f4ef;border:1px solid var(--line);border-radius:8px;padding:22px;font:12px/2 monospace;overflow-x:auto}.code-panel .panel-title{display:flex;justify-content:space-between;align-items:center;margin:0 0 10px;font-size:12px;color:var(--muted)}.copy-button{background:white;border:1px solid var(--line);border-radius:4px;padding:6px 10px;font-size:11px;color:var(--green);min-width:58px}.citation-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.citation-head h2{margin:0}.citation pre{font-size:11px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;background:#f6f7f2}.footer{padding:28px 0 34px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:start}.footer p{margin:0;line-height:1.8;max-width:710px}.footer a{color:var(--green)}
.getting-started>*{min-width:0}.button.pending-paper:disabled{cursor:default;background:#46534f;border-color:#46534f;opacity:1}.availability{font-size:10px;font-weight:450;opacity:.82}
@media(max-width:850px){.hero{padding-top:56px}.results-top{display:block}.model-tabs{display:inline-flex;margin:4px 0 15px}.getting-started{grid-template-columns:1fr;gap:22px}.benchmark-details{gap:28px}.site-header nav{gap:17px}.hero h1{letter-spacing:-2px}}
@media(max-width:540px){.wrap{width:calc(100% - 36px)}.header-inner{height:62px}.wordmark{font-size:14px}.site-header nav{gap:15px;font-size:11px}.nav-framework,.nav-code{display:none}.hero{padding:45px 0 30px}.hero h1{font-size:42px;letter-spacing:-2px}.subtitle{font-size:23px;line-height:1.4}.authors{font-size:12px;gap:3px 12px}.affiliations{font-size:10px}.affiliations span{display:block}.intro{font-size:15px;line-height:1.85}.button{font-size:12px;padding:11px 16px}.stat strong{font-size:27px}.stat span{font-size:10px}.section{padding:44px 0}.demo-section{padding-top:18px}.pillars{grid-template-columns:1fr;gap:22px}.pillar p{font-size:12px}.benchmark-details{grid-template-columns:1fr;gap:23px}.bar-row{grid-template-columns:98px 1fr 49px;gap:10px}.bar-name{font-size:12px}.bar-value{font-size:19px}.bar-track{height:27px}.chart-axis{margin:0 59px 0 108px}.result-summary{gap:9px;padding:14px;font-size:12px}.footer-inner{display:block}.footer-inner>a{display:inline-block;margin-top:15px}.code-panel pre{font-size:10px;padding:17px}.figure figcaption{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bar,.button{transition:none}}

/* Paper-page layout and recorded trajectory gallery. */
:root{--paper:#fff;--ink:#24292f;--muted:#65717b;--line:#e0e5e8;--soft:#f6f8f9;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
.site-header{background:#ffffffee}
.wrap{width:min(1120px,calc(100% - 64px))}
.hero{padding-top:64px}
.hero h1{font-size:clamp(42px,5.2vw,64px);font-weight:700;letter-spacing:-2px}
.subtitle{font-size:clamp(23px,2.6vw,32px);line-height:1.4;letter-spacing:-.5px}
.intro{max-width:810px;font-size:16px;line-height:1.85;color:#4e5963}
.stats{max-width:570px;border-top:0;padding-top:10px}
.stat strong{font-size:29px}
.section{padding:60px 0}
.section h2{font-size:32px;letter-spacing:-.8px;margin-bottom:20px}
.section-heading{text-align:center;margin:0 auto 32px;max-width:800px}
.section-heading>p{font-size:16px;line-height:1.8;color:var(--muted);margin:0}
.section-heading h2{margin-bottom:16px}
#framework>h2,#dynamicworld>h2{text-align:center}
#framework>.section-intro,#dynamicworld>.section-intro{max-width:860px;margin:0 auto 30px;text-align:center}
.demo-section{padding-top:36px}









.showcase-note{text-align:center;color:var(--muted);font-size:11px;line-height:1.8;margin:16px 0 0}
.figure img{border-radius:4px}
.pillars{gap:30px}
.pillar{border-top:1px solid var(--line)}
.harness-note{border-left:2px solid #c6d4d0;background:#f8faf9;padding:16px 20px}
.eyebrow{letter-spacing:.5px;text-transform:none;font-size:12px;font-weight:500}

/* Tables retain exact paper values; in-cell bars share a 0–100% scale. */
.results-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 18px}
.results-toolbar h3,.resource-section h3{font-size:18px;font-weight:600;margin:0;line-height:1.6}
.results-toolbar h3>span,.resource-section h3>span{font-size:12px;font-weight:400;color:var(--muted);margin-left:5px}
.model-tabs{background:#f4f6f7;border-color:var(--line)}
.model-tabs button{font-size:12px}
.table-wrap:focus-visible{outline:2px solid #438ca7;outline-offset:3px}
.score-table-wrap{border:1px solid #d9e0e4;border-radius:8px}
.challenge-table{min-width:850px;table-layout:fixed;white-space:nowrap}
.challenge-table th,.challenge-table td{padding:21px 15px;text-align:center}
.challenge-table th:first-child{width:160px;text-align:left;padding-left:22px}
.challenge-table thead{background:#f7f9fa}
.challenge-table thead th{font-size:12px;font-weight:600;color:#424b53}
.challenge-table th small{display:block;font-size:10px;font-weight:400;color:#7b858d;margin-top:6px}
.challenge-table tbody th{font-size:13px;font-weight:600;color:var(--ink)}
.challenge-table .overall{background:#f0f5f3}
.challenge-table tr.native{background:#f8fbf9}
.challenge-table tr.native .overall{background:#eaf2ed}
.challenge-table tbody tr:last-child th,.challenge-table tbody tr:last-child td{border-bottom:0}
.score-number{display:block;font-size:17px;font-weight:550;line-height:1.2;font-variant-numeric:tabular-nums}
.overall .score-number,.native .score-number{font-weight:700}
.native .score-number,.challenge-table .native th{color:#246b5e}
.score-track{display:block;height:3px;background:#e7ecee;margin:10px auto 0;max-width:70px;border-radius:2px;overflow:hidden}
.score-track i{display:block;height:100%;background:#8da2ad;transition:width .25s}
.native .score-track i{background:#4b8a79}
.claw .score-track i{background:#b28c70}
.result-summary{margin:19px 0 14px;padding:0;border:0;background:transparent;gap:12px 30px;font-size:13px;line-height:1.8}
.result-summary strong{color:#2e5f51;font-weight:600}
.challenge-definitions{font-size:12px;line-height:1.7;color:var(--muted)}
.challenge-definitions summary{cursor:pointer;color:#52616b;display:list-item;list-style-position:inside}
.challenge-definitions dl{display:grid;grid-template-columns:1fr 1fr;gap:9px 28px;margin:16px 0}
.challenge-definitions dl>div{display:flex;gap:12px}
.challenge-definitions dt{width:60px;flex-shrink:0;color:var(--ink);font-weight:600}
.challenge-definitions dd{margin:0}
.resource-section{margin-top:30px}
.resource-section h3{margin-bottom:12px;font-size:16px}
.resource-table{background:#fff}
.resource-table th,.resource-table td{padding:13px 14px}
.resource-table thead{background:#f7f9fa}
.resource-table tbody th{font-size:13px;font-weight:500;color:var(--ink)}
.resource-table tr.native{background:#f6faf7}
.resource-table tr.native th{color:var(--green);font-weight:650}
.scroll-hint{display:none;font-size:11px;color:var(--muted);margin:9px 0 0}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.continuation-section{margin-top:42px;padding-top:30px;border-top:1px solid var(--line)}
.subsection-heading h3{font-size:23px;font-weight:600;letter-spacing:-.4px;margin:0}
.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin-top:26px}
.analysis-card{min-width:0}
.analysis-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.analysis-card-head .eyebrow{margin:0;font-size:11px;color:var(--muted)}
.model-badge{font-size:11px;color:var(--muted)}
.analysis-card h4{font-size:18px;font-weight:600;margin:13px 0 10px;letter-spacing:-.2px}
.analysis-card>p{color:var(--muted);font-size:12px;line-height:1.8;margin:0 0 16px}
.analysis-card .analysis-note{font-size:11px;margin:15px 0 0;line-height:1.85}
.analysis-card th,.analysis-card td{padding:12px 8px;font-size:12px}
.analysis-card thead th{font-size:10px;background:#f7f9fa}
.analysis-card th:first-child,.analysis-card td:first-child{padding-left:8px}
.analysis-card tbody th{color:var(--ink);font-weight:500}
.analysis-card .native th,.native-value{color:var(--green);font-weight:650}
.continuation-table thead tr:first-child th:not(:first-child){text-align:center}
.continuation-table td:nth-child(3),.continuation-table td:nth-child(5){font-weight:650}
@media(max-width:950px){.scroll-hint{display:block}.challenge-table th:first-child{position:sticky;left:0;z-index:1;background:white;box-shadow:1px 0 #e3e8ea}.challenge-table thead th:first-child{background:#f7f9fa}.challenge-table .native th:first-child{background:#f8fbf9}.analysis-grid{grid-template-columns:1fr;gap:32px}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}.hero{padding-top:42px}.hero h1{font-size:40px;letter-spacing:-1.2px}.subtitle{font-size:23px}.intro{font-size:15px}.section{padding:40px 0}.section h2{font-size:28px}.section-heading>p{font-size:14px}.results-toolbar{align-items:flex-start;flex-direction:column;gap:12px}.model-tabs{margin:0}.challenge-table th:first-child{width:123px;padding-left:14px}.challenge-table th,.challenge-table td{padding:18px 12px}.challenge-definitions dl{grid-template-columns:1fr}.resource-table{min-width:420px}.result-summary{gap:8px}.subsection-heading h3{font-size:21px}.analysis-card>p{font-size:13px}.analysis-card th,.analysis-card td{padding:12px 7px}}
@media(prefers-reduced-motion:reduce){}

/* A few recorded moments, with the full comparison one click away. */
.story-showcase{border-top:1px solid #d7dfdf}.story-tabs{display:flex;gap:8px;border-bottom:1px solid #dfe6e5;overflow:auto;scrollbar-width:thin}.story-tabs button{flex:1;white-space:nowrap;border:0;border-bottom:2px solid transparent;background:white;color:#75807f;padding:19px 14px;font-size:14px;font-weight:500}.story-tabs button[aria-selected=true]{border-bottom-color:#286c5d;color:#245d50;font-weight:650}.story-tabs button:hover{color:#245d50;background:#fafcfb}.story-panel{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);min-height:630px;background:white}.story-copy{padding:38px 40px 30px 8px;display:flex;flex-direction:column;align-items:flex-start}.story-apps{font-size:11px;letter-spacing:.25px;color:#687c75;margin:0 0 18px}.story-copy .story-heading{font-size:29px;font-weight:550;line-height:1.25;letter-spacing:-.6px;margin:0 0 24px;max-width:330px}.story-task{font-size:10px;color:#74807c;margin:0 0 10px}.story-request{font-size:14px;line-height:1.85;color:#465450;margin:0 0 23px;padding:0;border:0;max-width:345px}.story-moments{width:100%;margin:0 0 28px}.story-moment{display:flex;gap:13px;align-items:center;width:100%;text-align:left;background:transparent;border:0;border-top:1px solid #e6ebe9;padding:14px 10px;font-size:12px;color:#748079;line-height:1.6}.story-moment:last-child{border-bottom:1px solid #e6ebe9}.story-moment[aria-pressed=true]{background:#eff5f2;color:#246552}.story-moment[aria-pressed=true] .moment-number{color:#246552}.moment-number{font:10px ui-monospace,monospace;color:#929d97}.story-open{font-size:12px;line-height:1.8;margin-top:auto}.story-all{font-size:11px;color:#687973;margin-top:11px}.story-visual{margin:24px 0 0;background:#f5f7f8;border:1px solid #e0e6e8;border-radius:10px;overflow:hidden;min-width:0;display:flex;flex-direction:column}.story-visual-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 22px;background:#fff;border-bottom:1px solid #e2e7e8;font-size:13px}.story-visual-head strong{font-weight:600}.story-visual-head strong span{font-size:11px;color:#7b8588;font-weight:400;margin-left:7px}.story-mode{font-size:10px;color:#497868;background:#edf4ef;padding:5px 8px;border-radius:4px}.story-evidence{display:flex;align-items:center;justify-content:center;gap:28px;min-height:393px;padding:20px 28px;flex:1}.story-evidence figure{margin:0;text-align:center}.story-phone{display:block;width:156px;max-width:100%;border:4px solid #25333a;border-radius:18px;overflow:hidden;background:white;box-shadow:0 3px 15px #203a4510}.story-phone img{display:block;width:100%;height:auto;aspect-ratio:1080/2400;object-fit:contain}.story-evidence figcaption{font-size:9px;color:#778389;margin-top:11px}.story-earlier .story-phone{border-color:#68747a}.story-observation{padding:13px 22px 16px;background:white;border-top:1px solid #e2e7e8}.story-step{font:10px ui-monospace,monospace;color:#84908d}.story-caption{font-size:12px;line-height:1.75;margin:7px 0 0;color:#43534d}.story-controls{display:flex;justify-content:space-between;align-items:center;padding:10px 20px;background:#fcfdfd;border-top:1px solid #e7ecec}.story-progress{font-size:10px;color:#7a8686}.story-controls>div{display:flex;gap:5px}.story-controls button{width:30px;height:26px;padding:0;border:1px solid #dce4e2;border-radius:4px;background:white;color:#486858}.story-controls button:disabled{opacity:.3;cursor:default}.story-capture{max-width:640px;margin:12px 0 0 auto;text-align:right;color:#7b858b;font-size:10px;line-height:1.7}.story-fallback{font-size:12px;line-height:1.8}.story-fallback a{color:var(--green);text-decoration:underline}.story-unavailable{font-size:13px;line-height:1.8;color:#73817c}.story-record{width:100%;max-width:430px;background:white;border:1px solid #dce5e1;border-radius:7px;padding:28px 30px;box-shadow:0 3px 12px #2c403509}.record-origin{font-size:10px;color:#698674;margin:0 0 16px}.story-record h4{font-size:23px;font-weight:600;letter-spacing:-.5px;margin:0 0 22px}.story-record dl{margin:0}.story-record dl>div{display:flex;gap:16px;align-items:baseline;justify-content:space-between;border-top:1px solid #e7eeea;padding:13px 0}.story-record dt{font-size:11px;color:#718078}.story-record dd{font-size:18px;font-weight:550;color:#2e5142;margin:0;text-align:right;overflow-wrap:anywhere}.record-reference{border-top:1px solid #e7eeea;font:9px/1.8 ui-monospace,monospace;color:#839088;padding-top:14px;margin:4px 0 0;overflow-wrap:anywhere}.record-tool{font:10px ui-monospace,monospace;color:#3e745a;margin:15px 0 0}.showcase-note{margin-top:26px}
@media(max-width:950px){.story-panel{grid-template-columns:minmax(240px,.85fr) minmax(0,1.15fr)}.story-copy{padding-right:28px}.story-copy .story-heading{font-size:26px}.story-evidence{gap:17px;padding:20px 16px}.story-phone{width:140px}.story-record{padding:23px}.story-visual-head{padding:15px 16px}.story-observation{padding:13px 16px}}
@media(max-width:700px){.story-tabs{gap:0}.story-tabs button{flex:0 0 auto;font-size:12px;padding:16px 15px}.story-panel{grid-template-columns:1fr;min-height:0}.story-copy{padding:26px 0 0}.story-copy .story-heading{font-size:27px;max-width:none;margin-bottom:18px}.story-apps{margin-bottom:12px}.story-request{font-size:13px;max-width:none;margin-bottom:18px}.story-moments{display:flex;gap:0;margin-bottom:19px}.story-moment{border:1px solid #e2e8e5;border-right:0;font-size:10px;display:block;padding:10px;flex:1;line-height:1.7}.story-moment:last-child{border-right:1px solid #e2e8e5}.moment-number{display:block;margin-bottom:3px;font-size:9px}.story-open{margin:0}.story-all{margin-top:7px}.story-visual{margin-top:24px}.story-evidence{min-height:370px;gap:22px;padding:22px 18px}.story-phone{width:140px}.story-capture{max-width:none;text-align:left;font-size:10px}.story-record{max-width:none}.story-record h4{font-size:22px}.story-record dd{font-size:17px}.showcase-note{text-align:left;font-size:10px}.story-task{font-size:10px}}
@media(max-width:370px){.story-evidence{gap:13px;padding:18px 12px}.story-phone{width:118px;border-width:3px;border-radius:14px}.story-evidence figcaption{font-size:8px}.story-visual-head{font-size:12px}.story-visual-head strong span{font-size:10px}.story-mode{font-size:9px}}

:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Project Sans",sans-serif}
.record-reference,.record-tool{font-family:ui-monospace,"Project Sans",monospace}

@media(min-width:951px){.story-phone{width:180px}.story-evidence{min-height:438px}}
@media(prefers-reduced-motion:reduce){.score-track i{transition:none}}
@media(max-width:700px){.story-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}.story-tabs button{white-space:normal;padding:14px 6px}}

/* v2: motivation-first homepage. Red marks GUI shortfalls, teal the OS-native answer, as in Figure 1. */
:root{--teal:#246b5e;--teal-soft:#eef5f2;--red:#b64040;--red-soft:#fbf1f0}
.hero{padding-bottom:40px}
.intro{max-width:820px;text-align:center}
.intro .lede{font-size:19px;line-height:1.7;color:var(--ink)}
.intro .lede strong{color:var(--red);font-weight:650}
.intro p+p{margin-top:16px}
.stats{max-width:900px;grid-template-columns:repeat(3,1fr);gap:0;margin-top:40px;padding:26px 0;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,#fff,#f7faf8)}
.stat{padding:0 20px}
.stat strong{font-size:34px;color:var(--teal);letter-spacing:-1px;white-space:nowrap}
.stat strong small{font-size:.55em;margin-left:1px}
.stat strong em{font-style:normal;font-size:15px;font-weight:500;color:var(--muted);letter-spacing:0;margin-left:4px}
.stat span{font-size:13px;margin-top:8px}
.stats-note{font-size:12px;color:var(--muted);margin:14px 0 0}
.why-section .figure{margin-top:8px}
.requirements{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:34px}
.requirement{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.requirement h3{font-size:17px;font-weight:650;margin:0;padding:16px 20px 12px;display:flex;align-items:center;gap:10px}
.req-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-size:13px}
.requirement p{margin:0;padding:14px 20px 16px;font-size:13.5px;line-height:1.75;color:#4e5963}
.requirement p b{display:block;font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;margin-bottom:5px}
.requirement .gui{background:var(--red-soft);border-top:1px solid #f0dcda;flex:1}
.requirement .gui b{color:var(--red)}
.requirement .native{background:var(--teal-soft);border-top:1px solid #d6e6df;flex:1}
.requirement .native b{color:var(--teal)}
.why-close{text-align:center;font-size:16px;line-height:1.8;color:var(--muted);margin:30px auto 0;max-width:760px}
.why-close strong{color:var(--teal);font-weight:650}
.pairs{margin-top:32px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.pair-head,.pair{display:grid;grid-template-columns:1fr 1fr}
.pair-head span{padding:12px 22px;font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--muted);background:#f6f8f9}
.pair-head span+span{color:var(--teal);background:var(--teal-soft)}
.pair+.pair,.pair-head+.pair{border-top:1px solid var(--line)}
.pair>div{padding:18px 22px}
.pair .harness{background:#f8fbf9;border-left:1px solid var(--line);position:relative}
.pair .harness:before{content:"→";position:absolute;left:-11px;top:19px;width:20px;height:20px;line-height:20px;text-align:center;border-radius:50%;background:#fff;border:1px solid var(--line);font-size:11px;color:var(--teal)}
.pair h3{font-size:15px;font-weight:650;margin:0 0 6px}
.pair .harness h3{color:var(--teal)}
.pair p{font-size:13.5px;line-height:1.75;color:var(--muted);margin:0}
.benchmark-details{grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}
@media(max-width:1100px) and (min-width:851px){.benchmark-details{grid-template-columns:repeat(2,minmax(0,1fr))}}
.benchmark-details h3{font-size:15px;color:var(--ink)}
.benchmark-details p{font-size:13.5px}
.event-chart{margin:14px 0 6px}
.event-chart svg{width:100%;height:auto;display:block;overflow:visible}
.event-chart .grid{stroke:#e7ecee;stroke-width:1}
.event-chart .tick{font-size:10px;fill:#7b858d;text-anchor:end}
.event-chart .tick.x{text-anchor:middle}
.event-chart polyline{fill:none;stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round}
.event-chart polyline.native{stroke:var(--teal)}.event-chart circle.native{fill:var(--teal)}
.event-chart polyline.claw{stroke:#b28c70}.event-chart circle.claw{fill:#b28c70}
.event-chart polyline.world{stroke:#a9b4bb;stroke-dasharray:4 3}.event-chart circle.world{fill:#a9b4bb}
.event-chart .end{font-size:11px;font-weight:700}
.event-chart .end.native{fill:var(--teal)}.event-chart .end.claw{fill:#9a6e4f}.event-chart .end.world{fill:#8a959c}
.event-chart figcaption{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:11px;color:var(--muted);margin-top:6px}
.event-chart .key:before{content:"";display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle;background:currentColor}
.event-chart .key.native{color:var(--teal)}.event-chart .key.claw{color:#b28c70}.event-chart .key.world{color:#a9b4bb}
.event-chart .axis-label{margin-left:auto}
@media(max-width:850px){.requirements{grid-template-columns:1fr}.benchmark-details{grid-template-columns:1fr;gap:20px}.stat strong{font-size:27px}.stat strong em{display:block;margin:4px 0 0}}
@media(max-width:600px){.stats{grid-template-columns:1fr;padding:6px 0}.stat{padding:16px}.stat+.stat{border-left:0;border-top:1px solid var(--line)}.pair-head{display:none}.pair{grid-template-columns:1fr}.pair .harness{border-left:0;border-top:1px dashed var(--line)}.pair .harness:before{content:"↓";left:22px;top:-11px}.intro .lede{font-size:17px}.nav-why{display:none}}
.requirement{display:grid;grid-row:span 3;grid-template-rows:subgrid;gap:0}
.req-icon{background:var(--teal);font-weight:700;font-size:13px}
.pair .harness:before{font-size:13px;width:22px;height:22px;line-height:21px;left:-12px}
#framework .harness-note{margin-top:28px}
.intro .claim{margin:14px auto 0;padding:12px 18px;max-width:640px;font-size:17px;line-height:1.6;font-weight:650;color:var(--red);background:var(--red-soft);border-radius:8px}
@media(max-width:600px){.intro .claim{font-size:15px}.intro .claim br{display:none}}

/* Logo mark and the three kinds of change under the lede. */
.mark svg{width:25px;height:25px;display:block}
.intro .changes{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;list-style:none;padding:0;margin:14px 0 4px}
.intro .changes li{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14px;color:var(--ink)}
.intro .changes svg{width:16px;height:16px;fill:none;stroke:var(--teal);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:540px){.intro .changes li{font-size:13px;padding:6px 12px}}