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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,"Segoe UI",Arial,sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit;color:inherit}.ambient{position:fixed;width:38rem;height:38rem;border-radius:50%;filter:blur(110px);opacity:.055;pointer-events:none;z-index:-1}.ambient.one{background:var(--cyan);top:-18rem;left:20%}.ambient.two{background:var(--violet);right:-18rem;top:42rem}.skip-link{position:fixed;top:-5rem;left:1rem;background:var(--cyan);color:#041012;padding:.7rem;z-index:50}.skip-link:focus{top:1rem}
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.tech-schema{border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,#0d141c,#090e14);padding:26px}.schema-tier{display:grid;grid-template-columns:125px 1fr;gap:18px;align-items:stretch}.tier-name{font:600 10px monospace;text-transform:uppercase;letter-spacing:.12em;color:#6d7d8b;padding-top:17px}.schema-nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.schema-nodes.five{grid-template-columns:repeat(5,1fr)}
.schema-tier.sense .schema-nodes>a{border-color:#5a4a2a;background:#231c12}
.schema-nodes>a{display:block;border:1px solid #2a3743;background:#121b24;border-radius:10px;padding:13px 14px;min-height:82px;transition:.2s}.schema-nodes>a:hover{border-color:var(--cyan);transform:translateY(-2px);box-shadow:0 12px 28px #0006}.schema-tier.core .schema-nodes>a{border-color:#28565a;background:#102226}.schema-tier.data .schema-nodes>a{border-color:#413861;background:#171525}.schema-nodes b,.schema-nodes small,.schema-nodes em{display:block}.schema-nodes b{font-size:.78rem}.schema-nodes small{font-size:.65rem;color:var(--muted);margin-top:3px}.schema-nodes em{font:9px monospace;color:var(--cyan);font-style:normal;margin-top:12px;text-transform:uppercase;letter-spacing:.05em}.schema-arrow{height:58px;margin-left:143px;display:grid;place-items:center;position:relative;color:#6d7e8b;font:10px monospace}.schema-arrow:before{content:'';position:absolute;top:0;bottom:0;left:50%;width:1px;background:linear-gradient(var(--cyan),#43515e)}.schema-arrow span{z-index:1;background:var(--bg);border:1px solid var(--line);padding:3px 8px;border-radius:10px}.diagram-note{margin:16px 0 0;border-left:2px solid var(--cyan);background:#0e171e;padding:13px 16px;color:var(--muted);font-size:.78rem}.diagram-note b{color:var(--text)}
.strategy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.strategy-card{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:24px}.strategy-card.native{background:linear-gradient(145deg,#102126,#0c1219);border-color:#285057}.strategy-card header{display:flex;justify-content:space-between;color:var(--cyan);font:10px monospace;text-transform:uppercase}.strategy-card header b{color:#485764}.strategy-card h3{font-size:1.25rem;margin:25px 0 10px}.strategy-card p,.strategy-card li{font-size:.8rem;color:var(--muted)}.strategy-card ul{padding-left:17px;margin-bottom:0}.strategy-card li{margin:5px 0}.domain-pills{display:flex;gap:6px;flex-wrap:wrap;margin:18px 0}.domain-pills span{font:10px monospace;color:var(--orange);border:1px solid #684522;border-radius:20px;padding:4px 8px}.extension-callout{display:flex;gap:16px;margin-top:14px;border:1px solid var(--line);border-radius:12px;padding:17px;background:#0b1118}.extension-callout>span{display:grid;place-items:center;align-self:start;width:40px;height:40px;border:1px solid #493f74;border-radius:9px;color:var(--violet);font:bold 11px monospace}.extension-callout p{margin:3px 0 0;color:var(--muted);font-size:.78rem}.extension-callout code,.load-pipeline code,.interceptor-columns code,.hook-strip code,.diagram-note code{color:var(--cyan);font-family:Consolas,monospace}
.load-pipeline{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:10px;align-items:center}.load-pipeline article{align-self:stretch;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:18px}.load-pipeline article>span{font:10px monospace;color:var(--cyan)}.load-pipeline article>b{display:block;font-size:.86rem;margin:10px 0 6px}.load-pipeline article>p{font-size:.74rem;line-height:1.5;color:var(--muted);margin:0}.load-pipeline>i,.hook-strip>i{color:#52616d;font-style:normal}.interceptor-columns{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}.interceptor-overview-card{display:block;color:inherit;border:1px solid var(--line);border-radius:14px;background:#0b1118;overflow:hidden;transition:transform .2s,border-color .2s,box-shadow .2s}.interceptor-overview-card:hover{transform:translateY(-3px);border-color:#315e63;box-shadow:0 16px 34px #0005}.interceptor-columns h3{font-size:1rem;margin:0;padding:18px 20px;border-bottom:1px solid var(--line)}.interceptor-columns article{padding:14px 20px;border-bottom:1px solid var(--line)}.interceptor-columns article>b{font:700 .76rem monospace;color:var(--cyan)}.interceptor-columns article>p{margin:4px 0 0;color:var(--muted);font-size:.76rem}.interceptor-overview-card>.card-arrow{display:block;padding:15px 20px;border-top:1px solid var(--line);color:var(--cyan);font:700 10px monospace;text-transform:uppercase;letter-spacing:.05em}.hook-strip{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:14px;padding:16px;border:1px solid var(--line);border-radius:12px;background:#101820}.hook-strip span{text-align:center}.hook-strip b,.hook-strip small{display:block}.hook-strip b{font-size:.7rem}.hook-strip small{font-size:.62rem;color:var(--muted);margin-top:3px}
@media(max-width:1050px){.schema-nodes,.schema-nodes.five{grid-template-columns:repeat(2,1fr)}.strategy-grid{grid-template-columns:1fr}.load-pipeline{grid-template-columns:1fr}.load-pipeline>i{transform:rotate(90deg);text-align:center}.hook-strip{overflow-x:auto;justify-content:flex-start}.hook-strip span{min-width:120px}}
@media(max-width:760px){.tech-schema{padding:16px}.schema-tier{grid-template-columns:1fr}.tier-name{padding-top:0}.schema-nodes,.schema-nodes.five{grid-template-columns:1fr}.schema-arrow{margin-left:0}.interceptor-columns{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}
.resource-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.resource-card{position:relative;min-height:245px;padding:26px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(145deg,var(--surface),#0a1016);transition:.22s}.resource-card:hover{transform:translateY(-3px);border-color:#3b4c5c}.resource-card.featured{background:linear-gradient(145deg,#102126,#0c1219);border-color:#285057}.resource-card small{font:10px monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--cyan)}.resource-card h3{font-size:1.45rem;margin:24px 0 10px}.resource-card p{max-width:470px;color:var(--muted);font-size:.84rem}.resource-card>b{position:absolute;bottom:24px;color:var(--cyan);font:10px monospace;text-transform:uppercase;letter-spacing:.06em}.resource-icon{position:absolute;right:24px;top:22px;display:grid;place-items:center;width:38px;height:38px;border:1px solid #31404c;border-radius:10px;color:var(--cyan);background:#131d26}.release-note{display:flex;gap:13px;align-items:flex-start;margin-top:14px;padding:15px 17px;border:1px solid var(--line);border-radius:12px;background:#0b1118;color:var(--muted);font-size:.76rem}.release-note>span{display:grid;place-items:center;flex:0 0 24px;height:24px;border:1px solid #28565a;border-radius:50%;color:var(--cyan);font:700 11px monospace}.release-note p{margin:2px 0}.release-note b{color:var(--text)}
@media(max-width:760px){.resource-grid{grid-template-columns:1fr}.resource-card{min-height:235px}}
.metamodel-picture{margin-bottom:18px}.metamodel-picture button{max-height:640px;overflow:hidden}.metamodel-picture img{min-height:420px;object-fit:contain}.metamodel-dialog{width:min(1500px,97vw)}.metamodel-dialog img{max-width:none;width:1400px;max-height:none}.model-explainer{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0 45px}.model-explainer article{border:1px solid var(--line);border-radius:13px;background:var(--surface);padding:22px}.model-explainer article>span{font:700 .72rem monospace;color:var(--cyan)}.model-explainer h3{font-size:1.05rem;margin:18px 0 8px}.model-explainer p{color:var(--muted);font-size:.875rem}.metamodel-tables{display:grid;gap:34px}.metamodel-tables>div>h3,.release-header h3{font-size:1.25rem;margin:0 0 15px}.table-scroll{border:1px solid var(--line);border-radius:14px;overflow:auto;background:#0b1118}.table-scroll table{width:100%;border-collapse:collapse;font-size:.875rem;line-height:1.45}.table-scroll th{text-align:left;padding:13px 16px;background:#121a23;color:#8fa0ae;font:700 .75rem monospace;text-transform:uppercase;letter-spacing:.05em}.table-scroll td{padding:14px 16px;border-top:1px solid var(--line);color:var(--muted);vertical-align:top}.table-scroll tbody tr:hover{background:#ffffff03}.table-scroll code{color:var(--cyan);font:700 .78rem Consolas,monospace}.table-tag,.status{display:inline-flex;border:1px solid;border-radius:20px;padding:3px 8px;font:700 .68rem monospace;white-space:nowrap}.table-tag.context{color:var(--cyan);border-color:#28565a}.table-tag.actors{color:var(--violet);border-color:#493f74}.table-tag.capability{color:var(--lime);border-color:#38502d}.table-tag.objective{color:var(--orange);border-color:#684522}.table-tag.process{color:#df82ae;border-color:#63334c}.release-header{display:flex;justify-content:space-between;align-items:end;gap:30px;margin:55px 0 18px}.release-header p{max-width:470px;color:var(--muted);font-size:.875rem;margin:0}.release-table td:first-child b,.release-table td:first-child small{display:block}.release-table td:first-child small{font-size:.72rem;color:#71818e;margin-top:3px}.release-table td:nth-child(3) a,.release-table td:nth-child(4) a{display:inline-block;color:var(--cyan);border:1px solid #285057;border-radius:7px;padding:5px 9px;margin:0 5px 5px 0;font:700 .72rem monospace;white-space:nowrap}.release-table tr.latest{background:#42d4d008}.status.stable{color:var(--lime);border-color:#38502d}.status.snapshot{color:var(--cyan);border-color:#28565a}.status.archive{color:#8795a2;border-color:#36434e}
@media(max-width:900px){.model-explainer{grid-template-columns:1fr}.metamodel-tables .table-scroll table,.release-table table{min-width:760px}}
@media(max-width:760px){.metamodel-picture img{min-height:260px}.release-header{display:block}.release-header p{margin-top:12px}}
.usecase-heading{margin-bottom:28px}.usecase-summary{display:grid;grid-template-columns:repeat(3,150px) 1fr;gap:10px;margin-bottom:24px}.usecase-summary>div,.usecase-summary>p{min-height:84px;border:1px solid var(--line);border-radius:12px;background:#0d151c;padding:16px}.usecase-summary strong,.usecase-summary span{display:block}.usecase-summary strong{font:700 1.65rem/1 monospace;color:var(--cyan)}.usecase-summary span{margin-top:8px;color:var(--muted);font-size:.75rem}.usecase-summary>p{margin:0;color:var(--muted);font-size:.82rem;line-height:1.55}.usecase-summary>p b{color:var(--text)}.usecase-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.usecase-card{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:linear-gradient(145deg,var(--surface),#0a1016);transition:transform .22s,border-color .22s}.usecase-card:hover{transform:translateY(-3px);border-color:#3b4c5c}.usecase-visual{position:relative;aspect-ratio:8/5;overflow:hidden;background:#101820}.usecase-visual:after{content:'';position:absolute;inset:auto 0 0;height:45%;background:linear-gradient(transparent,#0b1118b8);pointer-events:none}.usecase-visual img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.usecase-card:hover .usecase-visual img{transform:scale(1.035)}.usecase-scope{position:absolute;z-index:1;right:12px;top:12px;border:1px solid;border-radius:20px;padding:5px 9px;background:#081016e6;backdrop-filter:blur(8px);font:700 .67rem/1 monospace;text-transform:uppercase}.usecase-scope.runtime{color:var(--lime);border-color:#42603a}.usecase-scope.test{color:#a99aee;border-color:#493f74}.usecase-copy{padding:19px 20px 22px}.usecase-domain{display:inline-flex;border:1px solid;border-radius:20px;padding:4px 8px;font:700 .65rem/1 monospace;text-transform:uppercase}.usecase-domain.crisis{color:var(--orange);border-color:#684522}.usecase-domain.health{color:#df82ae;border-color:#63334c}.usecase-domain.production{color:var(--lime);border-color:#38502d}.usecase-domain.learning{color:var(--cyan);border-color:#28565a}.usecase-copy h3{min-height:2.45em;margin:14px 0 8px;font-size:1.08rem;line-height:1.22}.usecase-copy p{margin:0;color:var(--muted);font-size:.875rem;line-height:1.58}.usecase-grid+.source-note{margin-top:20px}.sidebar nav a[href="#usecases"] span{float:right;color:var(--cyan);font:10px monospace}
@media(max-width:1050px){.usecase-summary{grid-template-columns:repeat(3,1fr)}.usecase-summary>p{grid-column:1/-1}.usecase-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.usecase-summary,.usecase-grid{grid-template-columns:1fr}.usecase-summary>p{grid-column:auto}.usecase-copy h3{min-height:0}}
.usecase-card{display:block;color:inherit}.usecase-copy .card-arrow{display:block;margin-top:16px;color:var(--cyan);font:700 11px monospace}
.strategy-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.strategy-card{display:block;color:inherit}.strategy-card .card-arrow{display:block;margin-top:18px;color:var(--cyan);font:700 11px monospace}.strategy-state{margin:18px 0;border:1px solid #6b4d26;border-radius:9px;padding:10px 12px;color:#f3bd77;font:700 12px monospace}

/* Big picture: inline SVG diagram */
.picture-map-svg{aspect-ratio:auto;min-width:760px;background:#050b12}.picture-map-svg svg{display:block;width:100%;height:auto}.big-picture text{font-family:"Segoe UI",system-ui,sans-serif}.big-picture .bp-stage{font:700 12px monospace;letter-spacing:.14em;text-transform:uppercase;fill:#6d7e8b}.big-picture .bp-stage.design{fill:#42d4d0}.big-picture .bp-stage.evaluate{fill:#a797ff}.big-picture .bp-stage.operate{fill:#ffad61}.big-picture .bp-card rect{fill:#0e171e;stroke:#2a3743;stroke-width:1.2;transition:.18s}.big-picture .bp-card.design rect{stroke:#28565a}.big-picture .bp-card.evaluate rect{stroke:#413861}.big-picture .bp-card.operate rect{stroke:#5a4a2a}.big-picture .bp-card:hover rect,.big-picture .bp-card:focus-visible rect{fill:#122029;stroke:#42d4d0}.big-picture .bp-app{font-size:15px;font-weight:700;fill:#edf3f7}.big-picture .bp-role{font-size:11.5px;fill:#95a5b4}.big-picture .bp-concept rect{fill:#0f1a24;stroke:#3a4c78;stroke-width:1.2;transition:.18s}.big-picture .bp-concept.inner rect{fill:#0c1620}.big-picture .bp-concept:hover rect,.big-picture .bp-concept:focus-visible rect{stroke:#a797ff;fill:#131f2e}.big-picture .bp-hub rect{fill:#0a121a;stroke:#2f5a5e;stroke-width:1.6;stroke-dasharray:6 5}.big-picture .bp-hub:hover rect{stroke:#42d4d0}.big-picture .bp-ctitle{font-size:14px;font-weight:700;fill:#edf3f7}.big-picture .bp-csub{font-size:11px;fill:#95a5b4}.big-picture .bp-link{stroke:#3d5a66;stroke-width:1.4}.big-picture a{cursor:pointer;outline:none}

@media print{:root{--bg:#fff;--surface:#fff;--surface2:#fff;--line:#bbb;--text:#111;--muted:#444;--cyan:#0a6b68;--violet:#4a3fb0;--orange:#a05a10}html,body{background:#fff!important;color:#111!important}.ambient,.topbar,.sidebar,.menu-button,.search-trigger,.language-switch,.picture-hotspots,dialog,.skip-link,.copy-button{display:none!important}.shell{display:block}main{padding:0!important;max-width:none}.doc-section{padding:18px 0;border-top:1px solid #bbb;break-inside:avoid}a{color:#0a6b68;text-decoration:none}a[href^="http"]:after{content:" (" attr(href) ")";font-size:.75em;color:#444}.reveal{opacity:1!important;transform:none!important}img,svg{max-width:100%!important}pre{white-space:pre-wrap;word-break:break-word}}

/* Big picture: conceptual drawing first, interactive SVG map below */
.conceptual-picture button{background:#fff}.conceptual-picture img{height:auto}.conceptual-picture figcaption span:last-child{color:var(--cyan)}.picture-lead{margin:26px 0 12px;color:var(--muted);font-size:.95rem}#pictureDialog{width:min(1400px,96vw)}

/* Home: real r-io4U capture inside the phone frame */
.phone.phone-capture{padding:10px;overflow:hidden}.phone.phone-capture:before{z-index:2}.phone.phone-capture img{display:block;width:100%;height:100%;object-fit:cover;object-position:top;border-radius:28px;background:#0c131a}

/* Images and diagrams always fit their card (no horizontal scroll on the home page) */
.picture-map,.picture-map-svg{min-width:0}.hook-strip{flex-wrap:wrap;overflow:visible;justify-content:space-between}.hook-strip span{min-width:0;flex:1 1 110px}.hook-strip>i{flex:0 0 auto}
html,body{overflow-x:clip}

/* Home visuals: a little smaller and centred */
.picture-card{max-width:1000px;margin-left:auto;margin-right:auto}.picture-lead{max-width:1000px;margin-left:auto;margin-right:auto}

/* Conceptual big picture: clickable hotspots + enlarge button */
.picture-hotspots-wrap{position:relative;background:#fff}.picture-hotspots-wrap img{display:block;width:100%;height:auto}.picture-hotspots{position:absolute;inset:0}.picture-hotspots a.hotspot{position:absolute;display:block;border-radius:10px;box-shadow:0 0 0 0 #42d4d000;transition:.18s;outline:none}.picture-hotspots a.hotspot:hover,.picture-hotspots a.hotspot:focus-visible{box-shadow:0 0 0 3px #42d4d0,0 0 22px #42d4d088;background:#42d4d01a}.conceptual-picture figcaption{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px}.conceptual-picture figcaption span:last-of-type{color:var(--muted)}.conceptual-picture figcaption button{display:inline-flex;width:auto;flex:0 0 auto;border:1px solid #31525c;border-radius:7px;background:#101d24;padding:6px 10px;color:var(--cyan);cursor:zoom-in;font:700 10px monospace;text-transform:uppercase}.conceptual-picture figcaption button:hover{border-color:var(--cyan)}@media(max-width:760px){.conceptual-picture figcaption{grid-template-columns:1fr}.conceptual-picture figcaption span:last-of-type{display:none}}