:root{--color-bg:#07111f;--color-bg-elevated:#0b1728;--color-bg-panel:#0f1d32;--color-bg-panel-strong:#13243d;--color-border-subtle:#94a3b829;--color-border-strong:#94a3b852;--color-text-primary:#e5edf7;--color-text-secondary:#9fb0c5;--color-text-muted:#64748b;--color-accent:#38bdf8;--color-accent-soft:#38bdf824;--color-green:#34d399;--color-purple:#a78bfa;--color-orange:#fb923c;--color-red:#f87171;--font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:22px;--shadow-panel:0 24px 80px #00000047}*{box-sizing:border-box}html{background:var(--color-bg);min-height:100%}body{background:radial-gradient(circle at top left, #38bdf81f, transparent 32rem), radial-gradient(circle at 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var(--color-border-subtle);border-radius:var(--radius-xl);box-shadow:var(--shadow-panel);background:linear-gradient(#0f1d32d6,#0b1728d1);padding:clamp(1.25rem,4vw,3rem)}.concept-article h1,.concept-article h2,.concept-article h3{letter-spacing:-.03em}.concept-article p,.concept-article li{color:var(--color-text-secondary);line-height:1.75}.code-compare{margin:var(--space-8) 0;border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);background:#07111f85;overflow:hidden}.code-compare-toolbar{justify-content:space-between;align-items:center;gap:var(--space-3);border-bottom:1px solid var(--color-border-subtle);padding:var(--space-3) var(--space-4);display:flex}.code-compare-title{color:var(--color-accent);font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;font-size:.72rem}.code-language-toggle{border:1px solid var(--color-border-subtle);background:#02061761;border-radius:999px;gap:.35rem;padding:.25rem;display:inline-flex}.code-language-toggle button{color:var(--color-text-secondary);cursor:pointer;font-family:var(--font-mono);background:0 0;border:0;border-radius:999px;padding:.42rem .66rem;font-size:.74rem}.code-language-toggle button.active{background:var(--color-accent-soft);color:var(--color-accent)}.code-compare-grid{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.code-panel{min-width:0}.code-panel+.code-panel{border-left:1px solid var(--color-border-subtle)}.code-panel header{border-bottom:1px solid var(--color-border-subtle);color:var(--color-text-primary);font-family:var(--font-mono);padding:.72rem var(--space-4);font-size:.76rem}.code-panel.bad header{color:var(--color-red)}.code-panel.good header{color:var(--color-green)}.code-panel pre{padding:var(--space-4);margin:0;overflow-x:auto}.code-panel code{color:var(--color-text-primary);font-family:var(--font-mono);font-size:.82rem;line-height:1.65}@media 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code{font-family:var(--font-mono);font-size:.84rem;line-height:1.72}.kg-code-block{margin:0}.kg-code-block figcaption{border-bottom:1px solid var(--color-border-subtle);color:var(--color-accent);font-family:var(--font-mono);letter-spacing:.09em;text-transform:uppercase;background:#0f172a9e;justify-content:space-between;align-items:center;padding:.55rem .75rem;font-size:.68rem;display:flex}.kg-code-block pre{padding:var(--space-4);margin:0;overflow-x:auto}.code-line{min-height:1.72em;display:block}.code-token-keyword{color:#c084fc}.code-token-string{color:#86efac}.code-token-number{color:#fbbf24}.code-token-function{color:#7dd3fc}.code-token-comment{color:#64748b;font-style:italic}.code-panel pre,.code-panel code{background:0 0}.code-panel .kg-code-block{box-shadow:none;border-radius:0;background:0 0!important;border:0!important}.code-panel .kg-code-block figcaption{display:none}.graph-shell{gap:var(--space-4);grid-template-columns:290px minmax(0,1fr);height:calc(100vh - 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#38bdf84d;flex:none;place-items:center;font-size:.78rem;font-weight:700;display:inline-grid}.layer-text{gap:.15rem;min-width:0;display:grid}.layer-name{color:var(--color-text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:.9rem;font-weight:650;overflow:hidden}.layer-count{color:var(--color-text-muted);font-family:var(--font-mono);font-size:.7rem}.graph-toolbar{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-4);border-bottom:1px solid var(--color-border-subtle);display:flex}.graph-canvas{background-color:#0000;background-image:linear-gradient(#94a3b809 1px,#0000 1px),linear-gradient(90deg,#94a3b809 1px,#0000 1px);background-position:0 0,0 0;background-repeat:repeat,repeat;background-size:32px 32px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;flex:auto;min-height:470px}.search-results-card{padding:var(--space-3) var(--space-4) var(--space-4);border-top:1px solid var(--color-border-subtle)}.search-input{border:1px solid var(--color-border-subtle);width:min(620px,100%);color:var(--color-text-primary);background:#07111fb8;border-radius:999px;outline:none;padding:.75rem 1rem}.search-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 4px var(--color-accent-soft)}.details-title{margin:var(--space-2) 0 0;letter-spacing:-.045em;font-size:clamp(1.9rem,4vw,3.1rem);line-height:.98}.badge-list{gap:var(--space-2);margin-top:var(--space-4);flex-wrap:wrap;display:flex}.badge-list.compact,.toolbar-badges{margin-top:0}.graph-actions{justify-content:flex-end;align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.graph-action-button{border:1px solid var(--color-border-subtle);color:var(--color-text-secondary);cursor:pointer;font-family:var(--font-mono);background:#07111f9e;border-radius:999px;padding:.48rem .7rem;font-size:.74rem;transition:border-color .16s,color .16s,background 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22rem),linear-gradient(#0f1d32fa,#07111ffa);border-radius:28px;position:relative;overflow-y:auto;box-shadow:0 32px 120px #0000008a}.dialog-close{top:var(--space-5);right:var(--space-5);border:1px solid var(--color-border-subtle);width:2.5rem;height:2.5rem;color:var(--color-text-secondary);cursor:pointer;background:#07111fb8;border-radius:999px;place-items:center;font-size:1.5rem;line-height:1;display:grid;position:absolute}.dialog-close:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.dialog-heading-row{align-items:center;gap:var(--space-4);padding-right:3rem;display:flex}.dialog-layer-icon{border-radius:var(--radius-lg);width:3.2rem;height:3.2rem;font-size:.92rem}.metadata-grid{gap:var(--space-4);margin:var(--space-8) 0 0;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.metadata-item{border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:var(--space-4);background:#07111f70;margin:0}.metadata-item.wide{grid-column:1/-1}.metadata-item dt{margin-bottom:var(--space-2);color:var(--color-accent);font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;font-size:.72rem}.metadata-item dd{color:var(--color-text-secondary);margin:0;line-height:1.65}.metadata-item code{color:var(--color-text-primary)}.relationship-list{gap:var(--space-2);display:grid}.relationship-row{align-items:center;gap:var(--space-3);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);width:100%;color:var(--color-text-primary);cursor:pointer;text-align:left;background:#94a3b80f;padding:.7rem .8rem;display:flex}.relationship-row:hover{background:var(--color-accent-soft);border-color:#38bdf866}.relationship-type{min-width:6.2rem;color:var(--color-accent);font-family:var(--font-mono);text-transform:uppercase;flex:none;font-size:.72rem}@media 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var(--color-text-primary))}.badge.layer-badge span{margin-right:.2rem;font-weight:800}.relationship-row[style]{border-color:color-mix(in srgb, var(--layer-color) 24%, transparent)}.relationship-row[style]:hover{border-color:color-mix(in srgb, var(--layer-color) 58%, transparent);background:color-mix(in srgb, var(--layer-color) 12%, #94a3b80a)}.content-link{background:var(--color-accent-soft);color:var(--color-accent);font-family:var(--font-mono);border:1px solid #38bdf857;border-radius:999px;align-items:center;padding:.45rem .72rem;font-size:.78rem;text-decoration:none;display:inline-flex}.content-link:hover{color:var(--color-text-primary);border-color:#38bdf89e}.search-box{width:min(620px,100%);position:relative}.search-box .search-input{width:100%}.search-dropdown{z-index:25;border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);width:min(620px,100vw - 3rem);max-height:23rem;padding:var(--space-2);background:linear-gradient(#0f1d32fa,#07111ffa);display:grid;position:absolute;top:calc(100% + .55rem);left:0;overflow-y:auto;box-shadow:0 24px 90px #0000006b}.search-dropdown-item{border-radius:var(--radius-md);width:100%;color:var(--color-text-primary);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;gap:.2rem;padding:.76rem .85rem;transition:border-color .16s,background .16s,transform .16s;display:grid}.search-dropdown-item:hover,.search-dropdown-item:focus-visible{border-color:color-mix(in srgb, var(--layer-color) 48%, transparent);background:color-mix(in srgb, var(--layer-color) 13%, #07111fb8);outline:none;transform:translateY(-1px)}.search-item-title{font-weight:700}.search-item-meta,.search-empty{color:var(--color-text-muted);font-family:var(--font-mono);font-size:.72rem}.search-empty{padding:.8rem .9rem}.layer-button[style]{border-color:color-mix(in srgb, var(--layer-color) 42%, 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#07111fb8)}.layer-button.overview,.layer-button.all-concepts{background:#e2e8f014}.layer-button.overview.active,.layer-button.all-concepts.active,.layer-button.overview:hover,.layer-button.all-concepts:hover{background:#e2e8f01f;border-color:#e2e8f075}.search-clear-button{z-index:2;border:1px solid var(--color-border-subtle);width:1.85rem;height:1.85rem;color:var(--color-text-secondary);cursor:pointer;background:#0f1d32eb;border-radius:999px;place-items:center;font-size:1.1rem;line-height:1;transition:border-color .16s,background .16s,color .16s,transform .16s;display:inline-grid;position:absolute;top:50%;right:.52rem;transform:translateY(-50%)}.search-clear-button:hover,.search-clear-button:focus-visible{background:var(--color-accent-soft);color:var(--color-text-primary);border-color:#38bdf87a;outline:none}.search-clear-button:active{transform:translateY(-50%)scale(.96)}.search-box .search-input:not(:placeholder-shown){padding-right:3rem}.graph-canvas-wrap{flex:auto;min-height:470px;position:relative}.graph-canvas-wrap .graph-canvas{min-height:0;position:absolute;inset:0}.graph-loading-overlay{z-index:20;color:var(--color-text-secondary);font-family:var(--font-mono);letter-spacing:.03em;pointer-events:none;background:#07111f7a;place-items:center;gap:.7rem;font-size:.78rem;display:grid;position:absolute;inset:0}.graph-loading-overlay>span{margin-top:3.6rem}.graph-spinner{border:2px solid #94a3b82e;border-top-color:var(--color-accent);border-radius:999px;width:2.7rem;height:2.7rem;animation:.78s linear infinite graph-spinner-spin;position:absolute}@keyframes graph-spinner-spin{to{transform:rotate(360deg)}}.track-switcher{gap:var(--space-2);margin-bottom:var(--space-4);display:grid}.track-button{align-items:center;gap:var(--space-2);border:1px solid color-mix(in srgb, var(--layer-color) 34%, transparent);border-radius:var(--radius-lg);background:color-mix(in srgb, var(--layer-color) 10%, #07111fad);width:100%;color:color-mix(in srgb, var(--layer-color) 76%, var(--color-text-primary));cursor:pointer;font-family:var(--font-mono);text-align:left;padding:.62rem .7rem;font-size:.76rem;transition:border-color .16s,background .16s,transform .16s;display:flex}.track-button span{border:1px solid color-mix(in srgb, var(--layer-color) 52%, transparent);border-radius:var(--radius-md);background:color-mix(in srgb, var(--layer-color) 16%, #07111fb8);width:2rem;height:2rem;color:color-mix(in srgb, var(--layer-color) 88%, #fff);place-items:center;font-weight:800;display:inline-grid}.track-button:hover,.track-button.active{border-color:color-mix(in srgb, var(--layer-color) 72%, transparent);background:color-mix(in srgb, var(--layer-color) 18%, #07111fb8);transform:translateY(-1px)}.panel-kicker-spaced{margin-top:var(--space-2);margin-bottom:var(--space-3)}.track-current-button{align-items:center;gap:var(--space-3);border:1px solid color-mix(in srgb, var(--layer-color,#38bdf8) 34%, transparent);border-radius:var(--radius-lg);background:color-mix(in srgb, var(--layer-color,#38bdf8) 11%, #07111fb8);width:100%;color:var(--color-text-primary);cursor:pointer;text-align:left;padding:.75rem;transition:border-color .16s,background .16s,transform .16s;display:flex}.track-current-button:hover,.track-current-button.open{border-color:color-mix(in srgb, var(--layer-color,#38bdf8) 64%, transparent);background:color-mix(in srgb, var(--layer-color,#38bdf8) 17%, #07111fb8)}.track-current-icon{border:1px solid color-mix(in srgb, var(--layer-color,#38bdf8) 52%, transparent);border-radius:var(--radius-md);background:color-mix(in srgb, var(--layer-color,#38bdf8) 18%, #07111fb8);width:2.4rem;height:2.4rem;color:color-mix(in srgb, var(--layer-color,#38bdf8) 88%, #fff);font-family:var(--font-mono);flex:none;place-items:center;font-size:.76rem;font-weight:800;display:inline-grid}.track-current-text{gap:.12rem;min-width:0;display:grid}.track-current-text strong{text-overflow:ellipsis;white-space:nowrap;font-size:.92rem;overflow:hidden}.track-current-text small{color:var(--color-text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.72rem;line-height:1.35;display:-webkit-box;overflow:hidden}.track-current-chevron{color:var(--color-text-muted);margin-left:auto;font-size:1rem;transition:transform .16s}.track-current-button.open .track-current-chevron{transform:rotate(180deg)}.map-empty-note{margin-top:var(--space-4);border:1px dashed var(--color-border-strong);border-radius:var(--radius-lg);color:var(--color-text-secondary);padding:var(--space-4);background:#07111f61;font-size:.86rem;line-height:1.55}.graph-empty-state{z-index:10;align-content:center;place-items:center;gap:var(--space-3);color:var(--color-text-secondary);pointer-events:none;text-align:center;padding:var(--space-8);background:#07111f2e;display:grid;position:absolute;inset:0}.graph-empty-state 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