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var(--border);border-radius:999px;background:color-mix(in srgb,var(--surface) 85%,transparent);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:var(--text-muted);font:inherit;font-size:.8rem;white-space:nowrap;pointer-events:none;animation:model-fade-in .24s .6s both}button.model-engage{min-height:36px;padding-inline:1rem;animation-delay:0s}.model-retry,button.model-engage{color:var(--text);cursor:pointer;pointer-events:auto}.model-retry{margin-top:var(--space-2);padding:.35rem .9rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);font:inherit;font-size:.85rem}.model-overlay-quiet{align-items:flex-end;padding-bottom:var(--space-4);font-size:.8rem;animation:model-fade-in .24s 2.5s both}@keyframes model-fade-in{0%{opacity:0}}.model-overlay-error{flex-direction:column;padding:var(--space-4);color:var(--danger,#b3261e);text-align:center}.model-overlay-error p{margin:0}.model-rail{position:absolute;top:var(--space-2);left:var(--space-2);display:flex;flex-direction:column;gap:2px;padding:3px;border:1px solid var(--border);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--surface) 80%,transparent);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.model-rail button{display:flex;align-items:center;justify-content:center;width:var(--model-ctl);height:var(--model-ctl);padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);cursor:pointer}.model-rail button:hover{color:var(--text)}.model-rail button[aria-pressed=true]{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent)}.model-gizmo{position:absolute;top:var(--space-2);right:var(--space-2);display:flex;flex-direction:column;align-items:center;gap:2px}.model-gizmo-ball{position:relative;width:var(--model-gizmo);height:var(--model-gizmo)}.model-gizmo-ball svg{width:100%;height:100%;stroke-width:2}.model-axis-x{stroke:#d9564f}.model-axis-y{stroke:#6ea832}.model-axis-z{stroke:#4a86d8}.model-handle{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;width:var(--model-handle);height:var(--model-handle);padding:0;border:1.5px solid;border-radius:50%;background:currentColor;color:#d9564f;font:inherit;font-size:.66rem;font-weight:600;line-height:1;cursor:pointer}.model-handle.model-axis-y{color:#6ea832}.model-handle.model-axis-z{color:#4a86d8}.model-handle:not(.model-handle-negative){text-shadow:none;-webkit-text-fill-color:#17181a}.model-handle-negative{width:var(--model-handle-negative);height:var(--model-handle-negative);background:var(--surface)}.model-handle:focus-visible,.model-handle:hover{box-shadow:0 0 0 2px color-mix(in srgb,currentColor 45%,transparent)}.model-gizmo-iso{min-height:20px;padding:2px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--surface) 80%,transparent);color:var(--text-muted);font:inherit;font-size:.72rem;cursor:pointer}.model-gizmo-iso:focus-visible,.model-gizmo-iso:hover{color:var(--text);border-color:var(--accent)}@media (pointer:coarse){.model-handle{font-size:.75rem}.model-gizmo-iso{min-height:30px}}.model-timeline{container:viewer/inline-size;display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);row-gap:var(--space-1);padding:6px var(--space-2);border-top:1px solid var(--border)}.model-transport{min-width:62px;min-height:var(--model-ctl);padding-inline:var(--space-2);border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--text);font:inherit;font-size:.85rem;cursor:pointer}.model-transport:hover{border-color:var(--accent)}.model-timeline input[type=range]{flex:1 1 140px;min-width:110px;min-height:var(--model-ctl)}.model-timeline 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var(--space-4));overflow:auto;box-shadow:var(--shadow-md)}.model-tabs{display:flex;border-bottom:1px solid var(--border)}.model-tabs button{flex:1 1;min-height:var(--model-ctl);padding:6px 4px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--text-muted);font:inherit;font-size:.8rem;cursor:pointer}.model-tabs button:hover{color:var(--text)}.model-tabs button[aria-selected=true]{border-bottom-color:var(--accent);color:var(--text)}.model-tabpanel{padding:var(--space-2) var(--space-3) var(--space-3)}.model-field-label{display:flex;justify-content:space-between;gap:8px;margin:var(--space-3) 0 6px;font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}.model-field-label:first-child{margin-top:0}.model-field-label span{letter-spacing:0;text-transform:none}.model-modes{display:grid;grid-template-columns:1fr 1fr;gap:4px}.model-modes button{min-height:var(--model-ctl);padding-inline:6px;border:1px solid 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var(--accent);outline-offset:2px}.theme-toggle-icon{width:1.125rem;height:1.125rem;overflow:visible;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}.theme-toggle-moon,.theme-toggle-sun{transform-origin:12px 12px}.theme-toggle-moon{fill:currentColor;stroke:none;opacity:0;transform:rotate(-70deg) scale(.6)}.theme-toggle[data-theme=dark] .theme-toggle-sun{opacity:0;transform:rotate(70deg) scale(.6)}.theme-toggle[data-theme=dark] .theme-toggle-moon{opacity:1;transform:rotate(0deg) scale(1)}.theme-toggle-rays{transform-origin:12px 12px}.theme-toggle[data-theme=dark] .theme-toggle-rays{transform:rotate(45deg)}::view-transition-new(root),::view-transition-old(root){animation-duration:var(--duration-theme);animation-timing-function:var(--ease-theme);mix-blend-mode:normal}::view-transition-old(root){animation-name:theme-swap-out}::view-transition-new(root){animation-name:theme-swap-in}@keyframes theme-swap-out{to{opacity:0}}@keyframes theme-swap-in{0%{opacity:0}}@media 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img{max-width:100%;height:auto;border-radius:var(--radius-sm)}.prose table{width:100%;border-collapse:collapse;font-size:var(--font-size-sm);margin-top:var(--space-4);display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;scrollbar-width:thin;background-image:linear-gradient(to right,var(--scroll-cover) 45%,transparent),linear-gradient(to left,var(--scroll-cover) 45%,transparent),radial-gradient(farthest-side at 0 50%,var(--scroll-shadow),transparent),radial-gradient(farthest-side at 100% 50%,var(--scroll-shadow),transparent);background-position:0 0,100% 0,0 0,100% 0;background-repeat:no-repeat;background-size:32px 100%,32px 100%,14px 100%,14px 100%;background-attachment:local,local,scroll,scroll}.prose th{text-align:left;border-bottom:1px solid var(--border-strong)}.prose td,.prose th{padding:var(--space-2) var(--space-3)}.prose td{border-bottom:1px solid var(--border)}.prose 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svg{position:absolute;right:var(--space-2);bottom:var(--space-2);color:var(--text-faint)}.pf-reader{width:100%;height:100%;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-gutter:stable;outline:none}.pf-reader[data-late]>.pf-reader-body{animation:pf-arrive .24s var(--ease-standard) both}@keyframes pf-arrive{0%{opacity:0}}.pf-reader:focus-visible{box-shadow:inset 0 0 0 2px var(--accent)}.pf-reader-body{display:grid;gap:var(--space-4);max-width:var(--measure);margin:0 auto;padding:var(--space-5) var(--space-5) var(--space-7)}.pf-reader-body>.detail-meta,.pf-reader-body>.meta-line,.pf-reader-body>.page-lede{margin:0}.pf-note{margin:var(--space-3) 0 0;color:var(--text-muted);font-size:var(--font-size-sm)}.pf-video{position:relative;overflow:hidden;background:#000}.pf-video video{cursor:pointer}.pf-video 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(max-width:700px){.pf-grid{gap:var(--space-5)}.pf-stage{height:min(56vh,28rem)}.pf-body:has(>.pf-thumbs){grid-template-columns:minmax(0,1fr)}.pf-thumbs{flex-direction:row;gap:var(--space-2);border-left:0;border-top:1px solid var(--border);overflow-x:auto;overflow-y:hidden;contain:none}.pf-thumb-label{display:none}.pf-arrow{width:2.5rem;height:2.5rem}.pf-arrow-prev{left:var(--space-2)}.pf-arrow-next{right:var(--space-2)}.pf-thumb{flex:none;width:4.5rem}}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:var(--space-2);list-style:none;margin:0;padding:0;font-size:var(--font-size-sm);color:var(--text-muted)}.entry-header{margin-top:var(--space-4)}.page-header .page-lede{color:var(--text-muted);max-width:var(--measure);margin:0}.page-lede a{text-decoration:underline;text-underline-offset:.2em}.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);color:var(--text-muted);font-size:var(--font-size-sm);margin:var(--space-2) 0 0}.meta-line 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var(--border)}.model-reel h2.item-title{font-size:var(--font-size-lg);margin:0}.model-reel .item-meta{margin:var(--space-1) 0 var(--space-3);max-width:var(--measure)}.site-header{border-bottom:1px solid var(--border);background:var(--background)}.site-header-inner{max-width:1280px;margin:0 auto;padding:var(--space-3) max(var(--space-5),var(--safe-right)) var(--space-3) max(var(--space-5),var(--safe-left));display:flex;align-items:center;gap:var(--space-5);flex-wrap:wrap}.site-name{font-weight:600;color:var(--text);white-space:nowrap}.site-name:hover{text-decoration:none;color:var(--accent)}.site-nav ul{display:flex;gap:var(--space-4);list-style:none;margin:0;padding:0}.site-nav a{color:var(--text-muted);font-size:var(--font-size-sm);padding:var(--space-1) 0}.site-nav a:hover{color:var(--text);text-decoration:none}.site-nav a[aria-current=true]{color:var(--text);box-shadow:inset 0 -2px 0 var(--accent)}.site-header-actions{margin-left:auto;display:flex;align-items:center;gap:var(--space-2)}.palette-trigger{height:2.25rem}.palette-trigger-icon{display:none;width:1.125rem;height:1.125rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.nav-drawer{display:none;position:relative}.nav-drawer summary{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;cursor:pointer;color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);list-style:none;-webkit-user-select:none;user-select:none}.nav-drawer summary:hover{color:var(--text);border-color:var(--border-strong)}.nav-drawer summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.nav-drawer 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max(var(--space-4),var(--safe-right)) calc(var(--space-7) + var(--safe-bottom)) max(var(--space-4),var(--safe-left))}}.site-main{max-width:1280px;margin:0 auto;padding:var(--space-6) max(var(--space-5),var(--safe-right)) var(--space-8) max(var(--space-5),var(--safe-left));min-height:60vh}.site-footer{border-top:1px solid var(--border)}.site-footer-inner{max-width:1280px;margin:0 auto;padding:var(--space-4) max(var(--space-5),var(--safe-right)) calc(var(--space-4) + var(--safe-bottom)) max(var(--space-5),var(--safe-left));display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);color:var(--text-muted);font-size:var(--font-size-sm)}.page{max-width:880px}.page-wide{max-width:1280px}.page-header{margin-bottom:var(--space-6)}.page-header h1{font-size:var(--font-size-2xl);line-height:var(--line-height-tight)}.page-header h1,.page-role{margin:0 0 var(--space-2)}.page-links{margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:1px solid var(--border)}.page-links ul{list-style:none;flex-wrap:wrap;gap:var(--space-2) var(--space-3);margin:0;padding:0}.page-links li,.page-links ul{display:flex;align-items:center}.page-links li{gap:var(--space-3)}.page-links li+li:before{content:"\2013";color:var(--text-muted)}.section-title{font-size:var(--font-size-sm);text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-weight:600;margin:0 0 var(--space-3)}.item-list{list-style:none;margin:0;padding:0}.item-list>li{padding:var(--space-3) 0;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-2) var(--space-3)}.item-list>li:last-child{border-bottom:0}.item-list .item-title{font-weight:500}.item-list .item-meta{color:var(--text-muted);font-size:var(--font-size-sm)}.heading-anchor{margin-left:var(--space-2);color:var(--text-faint);opacity:0;font-weight:400;text-decoration:none}.heading-anchor:focus-visible,.prose h2:hover .heading-anchor,.prose h3:hover .heading-anchor,.prose h4:hover 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var(--space-4)}.palette-panel{width:100%;max-width:560px;background:var(--surface-raised);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;animation:palette-in var(--duration-base) var(--ease-standard)}@keyframes palette-in{0%{opacity:0;transform:translateY(2px)}to{opacity:1;transform:translateY(0)}}.palette-input{width:100%;border:0;border-bottom:1px solid var(--border);background:transparent;color:var(--text);font:inherit;padding:var(--space-3) var(--space-4);outline:none}.palette-results{max-height:50vh;overflow-y:auto;padding:var(--space-2)}.palette-hint{color:var(--text-faint);font-size:var(--font-size-sm);padding:var(--space-2) var(--space-3);margin:0}.palette-group-title{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin:var(--space-2) 0 var(--space-1);padding:0 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1;font:inherit;color:var(--text);background:var(--surface-raised);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3)}.search-result-snippet mark{background:var(--selection);color:inherit;border-radius:2px}@media (max-width:900px){.item-list>li{align-items:center;padding:var(--space-2) 0}.item-list .item-title,.page-links a{display:inline-flex;align-items:center;min-height:var(--tap-min)}.search-tabs{gap:var(--space-2)}.search-tabs a{display:inline-flex;align-items:center;min-height:var(--tap-min)}.search-form{max-width:100%}.palette-overlay{padding:max(var(--space-5),var(--safe-top)) max(var(--space-3),var(--safe-right)) calc(var(--space-3) + var(--safe-bottom)) max(var(--space-3),var(--safe-left))}.palette-results{max-height:min(60vh,60dvh);-webkit-overflow-scrolling:touch}.palette-input,.palette-option{min-height:var(--tap-min)}.palette-option{align-items:center}}@media (max-width:700px){.site-footer-inner a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding-inline:var(--space-2)}.item-list>li{align-items:baseline;row-gap:var(--space-1)}.item-list>li>*{order:3}.item-list .item-title{flex:1 1 100%;order:1}}.model-embed-figure,.pdf-embed-figure{margin:var(--space-5) 0}.pdf-embed-frame{width:100%;aspect-ratio:8.5/11;max-height:80vh;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-raised)}