@import url('./tokens.css');

*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Segoe UI",Arial,sans-serif;font-size:14px;line-height:1.5}button,input,select{font:inherit;color:inherit}button{cursor:pointer}svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:16px;top:-80px;z-index:100;background:var(--ink);color:white;padding:10px 14px}.skip-link:focus{top:12px}.boot,.fatal{min-height:100vh;display:grid;place-content:center;text-align:center;color:var(--muted)}.fatal b{font-size:22px;color:var(--ink)}.fatal code{background:var(--panel);padding:4px 8px;border:1px solid var(--line)}

.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#17201f;color:#d8e0dd;padding:26px 14px 20px;display:flex;flex-direction:column;z-index:40}.brand{display:flex;align-items:center;gap:12px;padding:0 8px 28px;border-bottom:1px solid #34403e}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--lime);color:#121817;font-weight:900;letter-spacing:-1px}.brand strong{display:block;font-size:13px;letter-spacing:.12em}.brand small{display:block;margin-top:3px;color:#899491;font-size:9px;letter-spacing:.14em}.sidebar nav{padding:20px 0;display:grid;gap:2px}.nav-item{width:100%;border:0;background:transparent;color:#9caaa6;text-align:left;padding:9px 10px;display:flex;gap:12px;align-items:center;border-radius:3px;font-size:13px}.nav-item span{font:600 9px/1 ui-monospace,monospace;color:#5f6d69}.nav-item:hover,.nav-item:focus-visible{color:white;background:#222d2b;outline:0}.nav-item.active{color:white;background:#2a3533}.nav-item.active span{color:var(--lime)}.level-rail{margin-top:auto;display:flex;gap:8px;padding:16px 8px 10px;border-top:1px solid #34403e}.level-rail span{border:1px solid #3d4846;color:#697672;padding:4px 7px;font:600 10px/1 ui-monospace,monospace}.level-rail .active{border-color:var(--lime);color:var(--lime)}.sidebar-note{padding:0 8px;margin:8px 0 0;color:#71807c;font:10px/1.4 ui-monospace,monospace;letter-spacing:.07em}.page-frame{margin-left:var(--sidebar);min-width:0}.topbar{height:64px;position:sticky;top:0;z-index:30;background:rgba(244,245,242,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 34px;gap:24px}.breadcrumb{display:flex;align-items:center;gap:9px;white-space:nowrap;color:var(--muted);font-size:12px}.breadcrumb i{color:#b3bbb7}.breadcrumb strong{color:var(--ink);font-weight:600}.global-search{margin-left:auto;width:min(360px,32vw);height:36px;position:relative;display:flex;align-items:center}.global-search>svg{position:absolute;left:11px;color:var(--muted);width:16px}.global-search input{width:100%;height:100%;padding:0 12px 0 35px;border:1px solid var(--line-strong);background:var(--panel);outline:0}.global-search input:focus{border-color:var(--teal);box-shadow:0 0 0 2px rgba(50,105,98,.12)}.search-results{position:absolute;right:0;top:42px;width:min(520px,80vw);background:white;border:1px solid var(--line-strong);box-shadow:0 12px 32px rgba(24,31,29,.15);padding:6px;z-index:60}.search-results button{width:100%;display:grid;grid-template-columns:9px 64px 1fr;gap:9px;align-items:center;text-align:left;border:0;background:transparent;padding:8px}.search-results button:hover,.search-results button:focus{background:var(--soft)}.search-results b{font:700 11px ui-monospace,monospace}.search-results span:last-child{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.search-results p{padding:10px;margin:0;color:var(--muted)}.type-dot{width:7px;height:7px;border-radius:50%}.type-dot.ext{background:var(--ext)}.type-dot.input{background:var(--input)}.type-dot.output{background:var(--output)}.type-dot.result{background:var(--result)}.type-dot.req{background:var(--req)}.type-dot.gap{background:var(--gap)}.model-state{white-space:nowrap;color:var(--muted);font-size:11px}.model-state span{display:inline-block;width:6px;height:6px;border-radius:50%;background:#4e9b68;margin-right:6px}.menu-btn{display:none}.icon-btn{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line-strong);background:var(--panel)}.icon-btn:hover,.icon-btn:focus-visible{border-color:var(--ink);outline:0}.nav-scrim,.drawer-scrim{display:none}

#workspace{outline:0}.page{padding:38px clamp(26px,3.2vw,58px) 72px;max-width:1800px;margin:auto}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px}.page-head h1{font-size:clamp(27px,2.3vw,40px);line-height:1.08;letter-spacing:-.035em;margin:5px 0 9px}.page-head p{color:var(--muted);max-width:730px;margin:0;font-size:15px}.eyebrow,.index-label{color:var(--teal);font:700 10px/1.2 ui-monospace,monospace;letter-spacing:.13em}.page-actions{display:flex;gap:6px}.secondary-btn{border:1px solid var(--line-strong);background:transparent;padding:8px 12px;display:inline-flex;align-items:center;gap:7px;font-size:12px}.secondary-btn:hover,.secondary-btn:focus-visible{border-color:var(--ink);background:white;outline:0}.secondary-btn svg{width:15px}

.overview-page{padding-top:52px}.overview-intro{max-width:1040px}.overview-intro h1{font-size:clamp(38px,4.2vw,72px);line-height:.98;letter-spacing:-.055em;margin:15px 0 22px;font-weight:680}.overview-intro p{font-size:clamp(15px,1.2vw,19px);color:var(--muted);max-width:900px;margin:0}.architecture-strip{margin:42px 0;display:grid;grid-template-columns:minmax(150px,1fr) 28px minmax(150px,1fr) 28px minmax(210px,1.28fr) 28px minmax(150px,1fr) 28px minmax(150px,1fr);align-items:stretch}.arch-node{min-height:160px;padding:20px;text-align:left;border:1px solid var(--line-strong);background:var(--panel);display:flex;flex-direction:column;transition:.18s}.arch-node:hover,.arch-node:focus-visible{transform:translateY(-2px);box-shadow:0 8px 18px rgba(28,36,34,.08);outline:0}.arch-node>span{font:800 12px ui-monospace,monospace}.arch-node strong{font-size:19px;line-height:1.13;margin:auto 0 8px}.arch-node small{color:var(--muted)}.arch-node.ext{border-top:4px solid var(--ext)}.arch-node.in{border-top:4px solid var(--input)}.arch-node.out{border-top:4px solid var(--output)}.arch-node.br{border-top:4px solid var(--result)}.arch-node.uk{background:#1c2927;color:white;border-color:#1c2927;border-top:4px solid var(--lime)}.arch-node.uk small{color:#9daaa7}.flow-arrow{display:grid;place-items:center;color:#89938f}.flow-arrow svg{width:17px}.architecture-strip.compact{margin:42px 0 34px}.architecture-strip.compact .arch-node{min-height:140px}.overview-lower{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.principle,.model-counts,.next-level,.info-card{background:var(--panel);border:1px solid var(--line);padding:26px}.principle h2,.info-card h2{font-size:22px;line-height:1.2;letter-spacing:-.025em;margin:12px 0}.principle p,.info-card p{color:var(--muted)}.equation{margin:22px 0;display:flex;align-items:center;gap:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;font:700 11px ui-monospace,monospace;letter-spacing:.06em}.equation b{color:var(--coral);font-size:22px}.text-link{display:inline-flex;align-items:center;gap:8px;padding:0;border:0;background:none;color:var(--teal);font-weight:650}.text-link:hover{text-decoration:underline}.overview-side{display:grid;gap:18px}.model-counts{display:grid;grid-template-columns:repeat(4,1fr);padding:0}.model-counts div{padding:20px 14px;border-right:1px solid var(--line)}.model-counts div:last-child{border:0}.model-counts strong{font-size:26px;display:block}.model-counts span{font:700 10px ui-monospace,monospace;color:var(--teal)}.model-counts small{display:block;color:var(--muted);margin-top:3px}.next-level>span{font:700 10px ui-monospace,monospace;color:var(--muted)}.next-level>div{display:flex;align-items:center;gap:10px;margin:18px 0}.next-level b,.next-level>div span{padding:8px 10px;border:1px solid var(--line-strong);font:700 11px ui-monospace,monospace}.next-level b{background:var(--ink);color:white}.next-level i{flex:1;height:1px;background:var(--line-strong)}.next-level p{font-size:12px;color:var(--muted);margin:0}

.section-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.info-card.wide{grid-column:1/-1}.reading-steps{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);margin-top:25px}.reading-steps div{padding:18px 16px 0 0}.reading-steps span{display:block;color:#a1aaa6;font:10px ui-monospace,monospace}.reading-steps b{display:block;font:700 13px ui-monospace,monospace;margin:9px 0 5px}.reading-steps p{font-size:12px;margin:0}

.environment-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:14px}.orbit-map{min-height:430px;background:var(--panel);border:1px solid var(--line);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:minmax(150px,auto) minmax(165px,auto);gap:20px 28px;padding:20px 24px 22px;position:relative}.orbit-core{grid-area:2/2;align-self:end;justify-self:stretch;background:#1c2927;color:white;padding:23px 18px;text-align:center;border-top:4px solid var(--lime);position:relative;z-index:2}.orbit-core span{display:block;font:700 9px/1.4 ui-monospace,monospace;color:#a8b6b2;letter-spacing:.1em}.orbit-core b{font-size:58px;line-height:1;display:block;margin:12px}.orbit-core small{color:#a8b6b2}.orbit-group{display:flex;flex-direction:column;align-items:flex-start;min-width:0;padding:12px 14px;border-top:1px solid var(--line-strong)}.orbit-group h2{font:700 10px/1.3 ui-monospace,monospace;letter-spacing:.06em;margin:0 0 10px;color:var(--muted)}.orbit-group.g1{grid-area:1/1}.orbit-group.g2{grid-area:1/2}.orbit-group.g3{grid-area:1/3}.orbit-group.g4{grid-area:2/3}.orbit-group.g5{grid-area:2/1}.participant-chip{display:inline-flex;align-items:baseline;gap:7px;text-align:left;padding:7px 10px;margin:3px 0;border:1px solid var(--line);background:#f8f9f6;max-width:100%;line-height:1.2}.participant-chip:hover,.participant-chip:focus-visible{border-color:var(--ext);outline:0}.participant-chip b{flex:0 0 auto;font:700 9px ui-monospace,monospace;color:var(--ext)}.participant-chip span{font-size:11px}.participant-chip.conditional{border-style:dashed}.environment-note{display:flex;align-items:center;gap:18px;background:#e8eeeb;border-left:4px solid var(--ext);padding:14px 16px;height:max-content}.environment-note .index-label{flex:0 0 auto}.environment-note h2{font-size:15px;line-height:1.25;margin:0;max-width:360px}.environment-note p{color:var(--muted);margin:0;flex:1}.legend{display:flex;gap:15px;border-left:1px solid #cbd5d1;margin-left:auto;padding-left:15px;font-size:11px;white-space:nowrap}.dot{width:8px;height:8px;display:inline-block;border-radius:50%;margin-right:5px}.dot.fact{background:var(--ext)}.dot.conditional{background:var(--warning)}.not-external{margin-top:42px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:18px}.section-title h2{font-size:26px;margin:7px 0 0}.section-title p{color:var(--muted);max-width:520px}.classification-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.classification-grid article{background:var(--panel);border:1px solid var(--line);padding:18px}.classification-grid span{font:700 9px ui-monospace,monospace;color:var(--teal)}.classification-grid h3{font-size:14px;line-height:1.3}.classification-grid p{font-size:12px;color:var(--muted);margin-bottom:0}

.boundary-map{display:grid;grid-template-columns:1fr 1.15fr;background:var(--panel);border:1px solid var(--line);min-height:450px}.outside-zone,.inside-zone{padding:30px}.zone-label{font:700 10px ui-monospace,monospace;letter-spacing:.1em;color:var(--muted)}.outside-zone{border-right:1px dashed var(--line-strong)}.outside-zone h2{font-size:22px}.token-cloud{display:flex;flex-wrap:wrap;gap:7px}.token-cloud button{background:transparent;border:1px solid var(--line-strong);padding:7px 9px;font-size:11px;text-align:left}.token-cloud button:hover{border-color:var(--ext)}.inside-zone{background:#e9eeec;display:flex;flex-direction:column}.uk-core{background:#1c2927;color:white;text-align:center;padding:25px;margin:22px auto;width:min(330px,100%);border-top:4px solid var(--lime)}.uk-core small,.uk-core span{display:block;color:#a9b5b2}.uk-core strong{display:block;font-size:52px;line-height:1;margin:12px}.inside-actors{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}.inside-actors span{background:white;border:1px solid #cbd4d1;padding:7px 9px;font-size:11px}.inside-zone>p{text-align:center;color:var(--muted);font-size:12px}.separate-types{margin-top:28px}.separate-types>div{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:10px}.separate-types article{border:1px solid var(--line);background:var(--panel);padding:15px}.separate-types b{font-size:12px}.separate-types p{font-size:11px;color:var(--muted);margin-bottom:0}.rules-list{margin-top:36px;border-top:1px solid var(--line)}.rules-list article{display:grid;grid-template-columns:100px 1fr;padding:16px 0;border-bottom:1px solid var(--line)}.rules-list>article>span{font:700 11px ui-monospace,monospace;color:var(--teal)}.rules-list h3{font-size:14px;margin:0 0 3px}.rules-list p{color:var(--muted);margin:0}

.catalog-tabs{display:flex;border-bottom:1px solid var(--line-strong);gap:3px}.catalog-tabs button{background:transparent;border:0;border-bottom:3px solid transparent;padding:10px 18px;font:700 12px ui-monospace,monospace;color:var(--muted)}.catalog-tabs button span{margin-left:7px;background:#e6e9e5;padding:2px 5px;font-size:9px}.catalog-tabs button.active{color:var(--ink);border-color:var(--teal)}.catalog-toolbar{display:flex;align-items:end;gap:12px;background:var(--panel);border:1px solid var(--line);border-top:0;padding:13px}.catalog-toolbar>div{display:grid;gap:3px}.catalog-toolbar label{font-size:9px;font-weight:700;color:var(--muted)}select{height:34px;border:1px solid var(--line-strong);background:white;padding:0 30px 0 9px;max-width:100%}.catalog-toolbar .result-count{margin-left:auto;color:var(--muted);font-size:11px}.table-wrap{overflow:auto;border:1px solid var(--line);border-top:0;max-height:calc(100vh - 330px)}.data-table{width:100%;border-collapse:collapse;min-width:780px;background:var(--panel)}.data-table th{position:sticky;top:0;background:#ecefeb;z-index:2;text-align:left;padding:10px 13px;border-bottom:1px solid var(--line-strong);font:700 9px ui-monospace,monospace;letter-spacing:.07em;color:var(--muted)}.data-table td{padding:12px 13px;border-bottom:1px solid var(--line);vertical-align:top}.data-table tr{transition:.12s}.data-table tbody tr:hover,.data-table tbody tr:focus{background:#f0f4f1;outline:2px solid var(--teal);outline-offset:-2px;cursor:pointer}.data-table td:nth-child(1){width:110px}.data-table td:nth-child(3){color:var(--muted);font-size:12px}.data-table td:last-child svg{width:15px;color:var(--muted)}.item-id{font:750 11px ui-monospace,monospace;letter-spacing:.02em}.item-id.ext{color:var(--ext)}.item-id.input{color:var(--input)}.item-id.output{color:var(--output)}.item-id.result{color:var(--result)}.item-id.req{color:var(--req)}.item-id.gap{color:var(--gap)}.status{display:inline-block;padding:3px 6px;border:1px solid;font:700 8px ui-monospace,monospace;letter-spacing:.05em;white-space:nowrap}.status.fact{color:#3e6750;border-color:#adc4b4;background:#edf4ef}.status.conditional{color:#826825;border-color:#d8c477;background:#faf6e8}.status.warning{color:#8a4a38;border-color:#d4aa9f;background:#fbefec}

.responsibility-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.responsibility-card{display:grid;grid-template-columns:38px 1fr 48px;text-align:left;border:1px solid var(--line);background:var(--panel);padding:18px;min-height:190px}.responsibility-card:hover,.responsibility-card:focus-visible{border-color:var(--result);outline:0;transform:translateY(-1px)}.responsibility-card.conditional{border-style:dashed}.r-number{color:#a6ada9;font:10px ui-monospace,monospace}.responsibility-card h2{font-size:17px;margin:12px 0 6px}.responsibility-card p{color:var(--muted);font-size:12px;margin:0}.responsibility-card aside{border-left:1px solid var(--line);padding-left:11px;text-align:center}.responsibility-card aside b{display:block;font-size:20px}.responsibility-card aside span{font-size:9px;color:var(--muted)}.responsibility-card aside svg{display:block;margin:25px auto 0;width:15px}

.graph-filters{display:flex;gap:8px;align-items:end;padding:12px;background:var(--panel);border:1px solid var(--line)}.graph-filters label{display:grid;gap:3px;font-size:9px;font-weight:700;color:var(--muted);flex:1}.graph-filters select{width:100%;font-size:11px}.graph-status{display:flex;justify-content:space-between;background:#e9eeeb;padding:9px 13px;font-size:11px}.graph-status button{border:0;background:transparent;color:var(--teal);font-weight:650}.graph-status button:disabled{color:#a4aaa8;cursor:default}.graph-viewport{height:510px;overflow:hidden;border:1px solid var(--line);background-color:#f9faf7;background-image:linear-gradient(#e8eae6 1px,transparent 1px),linear-gradient(90deg,#e8eae6 1px,transparent 1px);background-size:24px 24px;cursor:grab}.graph-viewport:active{cursor:grabbing}.graph-canvas{display:grid;grid-template-columns:minmax(170px,1fr) 32px minmax(190px,1fr) 32px 170px 32px minmax(190px,1fr) 32px minmax(190px,1fr);gap:0;align-items:start;padding:28px;min-width:1150px;transform-origin:0 0;transition:transform .08s}.graph-column{border-top:3px solid;padding:0 7px}.graph-column.ext{border-color:var(--ext)}.graph-column.in{border-color:var(--input)}.graph-column.uk{border-color:var(--lime)}.graph-column.out{border-color:var(--output)}.graph-column.br{border-color:var(--result)}.graph-column header{display:flex;justify-content:space-between;padding:8px 2px;font:700 10px ui-monospace,monospace}.graph-column header small{background:#e5e8e4;padding:2px 5px}.graph-column>div{display:grid;gap:6px}.graph-node{border:1px solid var(--line-strong);background:white;padding:9px;text-align:left;display:grid;gap:4px;min-height:54px}.graph-node:hover,.graph-node:focus-visible,.graph-node.selected{outline:0;border-color:var(--teal);box-shadow:0 0 0 2px rgba(50,105,98,.12)}.graph-node b{font:700 9px ui-monospace,monospace}.graph-node span{font-size:10px;line-height:1.25}.graph-node.conditional{border-style:dashed}.uk-node{background:#1c2927;color:white;border:0;text-align:center;min-height:145px;place-content:center}.uk-node b{font-size:35px}.uk-node span{color:#a9b5b2}.graph-arrow{align-self:start;text-align:center;padding-top:95px;color:var(--muted);font-size:18px}.empty-col{color:var(--muted);font-size:10px}.graph-hint{text-align:right;color:var(--muted);font-size:10px;margin:7px 0}

.matrix-legend{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:11px;color:var(--muted)}.matrix-legend i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--teal);margin-right:6px}.matrix-legend button{border:0;background:transparent;color:var(--teal)}.matrix-wrap{overflow:auto;max-height:580px;border:1px solid var(--line);background:var(--panel)}.matrix{border-collapse:separate;border-spacing:0;min-width:1320px;width:100%}.matrix th,.matrix td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:0;text-align:center;height:36px}.matrix thead th{position:sticky;top:0;z-index:4;background:#e8ebe7}.matrix thead th:first-child{left:0;z-index:6;text-align:left;padding:0 12px;width:330px;font:700 10px ui-monospace,monospace}.matrix thead button{border:0;background:transparent;font:700 9px ui-monospace,monospace;padding:10px 5px;width:100%}.matrix tbody th{position:sticky;left:0;z-index:3;background:#f9faf7;text-align:left;width:330px;max-width:330px}.matrix tbody th button{width:100%;border:0;background:transparent;padding:7px 11px;display:flex;align-items:center;text-align:left;gap:10px}.matrix tbody th b{font:700 9px ui-monospace,monospace;color:var(--input);width:48px}.matrix tbody th span{font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.matrix td{min-width:58px}.matrix-dot{width:100%;height:100%;border:0;background:transparent;display:grid;place-items:center}.matrix-dot span{width:7px;height:7px;border-radius:50%;background:var(--teal)}.matrix-dot:hover span,.matrix-dot:focus span{width:13px;height:13px;box-shadow:0 0 0 4px rgba(50,105,98,.13)}.matrix tr.active th,.matrix td.active,.matrix thead th.active{background:#edf3f0}.matrix td.focused{background:#dfece7}.matrix-detail,.matrix-empty{margin-top:12px;border:1px solid var(--line);background:var(--panel);padding:18px}.matrix-empty{text-align:center;color:var(--muted);font-size:12px}.route-inline{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin:13px 0}.route-inline button,.route-inline b{border:1px solid var(--line-strong);background:white;padding:6px 8px;font:700 10px ui-monospace,monospace}.route-inline b{background:var(--ink);color:white}.route-inline i{color:var(--muted)}.matrix-detail p{color:var(--muted);margin:0}

.requirement-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.requirement-list>button{display:grid;grid-template-columns:72px 1fr 130px 55px 20px;align-items:center;text-align:left;background:var(--panel);border:1px solid var(--line);padding:15px}.requirement-list>button:hover,.requirement-list>button:focus-visible{border-color:var(--req);outline:0}.requirement-list h2{font-size:13px;margin:0}.requirement-list>button>div{display:flex;gap:3px;flex-wrap:wrap}.requirement-list>button>div b{font:700 8px ui-monospace,monospace;background:#ecebe6;padding:3px 4px}.requirement-list small{color:var(--muted)}.requirement-list svg{width:14px}.gap-summary{background:#f3ebe7;border-left:4px solid var(--gap);padding:22px;display:flex;gap:30px;align-items:center;margin-bottom:18px}.gap-summary strong{font-size:36px}.gap-summary span{display:block;color:var(--muted);font-size:11px}.gap-summary p{margin:0;max-width:620px;color:var(--muted)}.gap-list{display:grid;gap:7px}.gap-list>button{display:grid;grid-template-columns:40px 1fr auto 20px;align-items:center;text-align:left;border:1px solid var(--line);background:var(--panel);padding:15px}.gap-list>button:hover,.gap-list>button:focus-visible{border-color:var(--gap);outline:0}.gap-list>button>span:first-child{font:10px ui-monospace,monospace;color:#a6ada9}.gap-list b{font:700 9px ui-monospace,monospace;color:var(--gap)}.gap-list h2{font-size:14px;margin:3px 0}.gap-list svg{width:14px}

.drawer{position:fixed;z-index:80;inset:0 0 0 auto;width:min(470px,100vw);background:#fbfcf9;border-left:1px solid var(--line-strong);box-shadow:-12px 0 40px rgba(25,33,31,.16);display:flex;flex-direction:column;animation:drawer-in .2s ease-out}.drawer>header{height:64px;border-bottom:1px solid var(--line);padding:0 20px;display:flex;align-items:center;justify-content:space-between}.drawer>header>div{display:flex;gap:8px}.drawer-body{padding:25px 24px;overflow:auto}.drawer-body h2{font-size:25px;line-height:1.16;letter-spacing:-.025em;margin:10px 0 28px}.field{padding:14px 0;border-top:1px solid var(--line)}.field>span,.source-box>span{display:block;font:700 9px ui-monospace,monospace;color:var(--muted);letter-spacing:.07em}.field p{margin:5px 0 0}.related-list{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}.related-list button{font:700 9px ui-monospace,monospace;border:1px solid var(--line-strong);background:white;padding:5px 7px}.related-list button:hover{border-color:currentColor}.source-box{background:#edf0ec;border:1px solid var(--line);padding:16px;margin-top:22px}.source-box>span{display:flex;align-items:center;gap:6px}.source-box svg{width:14px}.source-box b{display:block;margin:10px 0 5px;font-size:12px}.source-box p{margin:0;color:var(--muted);font-size:11px}.drawer footer{margin-top:auto;padding:14px 20px;border-top:1px solid var(--line)}.drawer footer button{width:100%;border:0;background:var(--ink);color:white;padding:11px;display:flex;align-items:center;justify-content:center;gap:8px}.drawer footer button:hover{background:var(--teal)}.drawer-scrim{display:block;position:fixed;inset:0;z-index:70;border:0;background:rgba(17,24,23,.28)}@keyframes drawer-in{from{transform:translateX(30px);opacity:.4}}

@media(max-width:1180px){:root{--sidebar:190px}.topbar{padding:0 22px}.architecture-strip{grid-template-columns:1fr 20px 1fr 20px 1.15fr 20px 1fr 20px 1fr}.arch-node{padding:14px}.arch-node strong{font-size:15px}.classification-grid{grid-template-columns:repeat(3,1fr)}.responsibility-list{grid-template-columns:1fr 1fr}.requirement-list>button{grid-template-columns:62px 1fr 100px 20px}.requirement-list small{display:none}.overview-lower{grid-template-columns:1fr}.environment-layout{grid-template-columns:1fr}.environment-note{display:grid;grid-template-columns:1fr 2fr;gap:10px}.environment-note .legend{grid-column:1/-1}.separate-types>div{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.sidebar{transform:translateX(-100%);transition:.2s;width:240px}.nav-open .sidebar{transform:none}.page-frame{margin-left:0}.menu-btn{display:grid}.nav-scrim{display:none}.nav-open .nav-scrim{display:block;position:fixed;z-index:35;inset:0;border:0;background:rgba(20,28,26,.35)}.topbar{padding:0 14px;gap:12px}.breadcrumb span,.breadcrumb i,.model-state{display:none}.global-search{width:auto;flex:1}.page{padding:27px 18px 55px}.page-head{align-items:flex-start}.overview-page{padding-top:35px}.overview-intro h1{font-size:42px}.architecture-strip,.architecture-strip.compact{display:flex;overflow-x:auto;align-items:stretch;margin:30px -18px;padding:0 18px;scroll-snap-type:x mandatory}.arch-node{min-width:180px;min-height:125px;scroll-snap-align:start}.flow-arrow{min-width:28px}.model-counts div{padding:14px 9px}.section-grid{grid-template-columns:1fr}.reading-steps{grid-template-columns:1fr 1fr}.orbit-map{min-height:0;display:block}.orbit-core{margin-bottom:16px}.orbit-group{margin-top:10px}.classification-grid{grid-template-columns:1fr 1fr}.boundary-map{grid-template-columns:1fr}.outside-zone{border-right:0;border-bottom:1px dashed var(--line-strong)}.separate-types>div{grid-template-columns:1fr 1fr}.responsibility-list{grid-template-columns:1fr}.requirement-list{grid-template-columns:1fr}.graph-filters{display:grid;grid-template-columns:1fr 1fr}.graph-filters .secondary-btn{height:34px}.catalog-toolbar{flex-wrap:wrap}.catalog-toolbar .result-count{order:3;width:100%;margin:0}.page-head{display:block}.page-actions{margin-top:15px}.drawer{width:min(470px,94vw)}}
@media(max-width:520px){.overview-intro h1{font-size:34px}.overview-intro p{font-size:14px}.model-counts{grid-template-columns:1fr 1fr}.model-counts div:nth-child(2){border-right:0}.model-counts div:nth-child(-n+2){border-bottom:1px solid var(--line)}.equation{align-items:flex-start;gap:8px;flex-direction:column}.equation b{line-height:1}.classification-grid,.separate-types>div{grid-template-columns:1fr}.environment-note{display:block}.rules-list article{grid-template-columns:70px 1fr}.graph-filters{grid-template-columns:1fr}.graph-status{display:block}.graph-status button{padding:5px 0}.catalog-tabs{overflow:auto}.catalog-tabs button{padding:10px 13px}.requirement-list>button{grid-template-columns:60px 1fr 18px}.requirement-list>button>div{display:none}.gap-list>button{grid-template-columns:30px 1fr 18px}.gap-list .status{display:none}.gap-summary{align-items:flex-start}.section-title{display:block}.overview-lower{display:block}.overview-side{margin-top:18px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* The menu control is only needed when the fixed desktop rail collapses. */
.menu-btn{display:none!important}
@media(max-width:820px){.menu-btn{display:grid!important}}

/* Readability baseline for identifiers and interface metadata. */
.item-id{font-size:12px}
.status{font-size:10px}
.eyebrow,.index-label{font-size:11px}
.nav-item span,.level-rail span,.sidebar-note{font-size:10px}
.arch-node>span,.model-counts span,.next-level>span{font-size:10px}
.participant-chip b,.environment-note .index-label,.zone-label{font-size:10px}
.classification-grid span,.rules-list>article>span{font-size:10px}
.catalog-toolbar label,.data-table th{font-size:10px}
.graph-column header,.graph-node b{font-size:10px}
.matrix thead th:first-child,.matrix thead button,.matrix tbody th b{font-size:10px}
.requirement-list>button>div b,.gap-list b,.field>span{font-size:10px}
.source-box>span{font-size:10px}