@layer demo-ui{:root{--color-primary: #1f3a5f;--color-primary-soft: #2e4a74;--color-accent: #b8860b;--color-accent-soft: #f5e6c8;--color-highlight: #ffd98a;--color-bg: #eef3f8;--color-bg-alt: #f4f7fa;--color-line: #d8e0ea;--color-text: #4a4a4a;--color-success: #1e7b34;--color-muted: #667286;--font-sans: "Segoe UI", system-ui, -apple-system, Helvetica, Arial, sans-serif;--radius-card: 14px;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--focus-ring: 0 0 0 3px rgba(184, 134, 11, .35);--soft-shadow: 0 8px 24px rgba(31, 58, 95, .08)}:where(*,*:before,*:after){box-sizing:border-box}:where(html,body){margin:0;overflow-x:clip}:where(body){min-width:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans)}:where(img,svg,video,canvas){max-width:100%}:where(button,input,select,textarea){font:inherit}:where(button,[type=button],[type=submit],[type=reset],.button,.tab,[role=tab]){min-height:44px}:where(button,[type=button],[type=submit],[type=reset],.button,.tab,[role=tab],a):focus-visible{outline:var(--focus-ring);outline-offset:2px}:where(h1){font-size:clamp(1.5rem,4vw,1.9rem)}:where(h2){font-size:clamp(1.25rem,3vw,1.5rem)}:where(h3){font-size:1.05rem}:where(.card){min-width:0;border:1px solid var(--color-line);border-radius:var(--radius-card);box-shadow:var(--soft-shadow)}:where(button,.button){touch-action:manipulation}:where(.table-scroll){max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}:where(.table-scroll>table){min-width:600px}:where(.table-scroll th){white-space:nowrap}:where(.tabs,[role=tablist]){display:flex;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}:where(.tabs>*,[role=tablist]>*){flex-shrink:0}:where(.brand-footer){min-width:0;border-top:1px solid var(--color-line);color:var(--color-muted)}:where(.brand-footer a){display:inline-flex;min-height:44px;align-items:center}:where(.brand-eyebrow){color:var(--color-muted)}}:root{--radius-card-sm: 10px;--radius-card-md: 14px;--radius-card-lg: 20px}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;overflow-x:clip}body{font-family:var(--font-sans);color:var(--color-text);background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-bg-alt) 100%)}h1,h2,h3,h4,p,span,button,a,dd,dt,li,label{overflow-wrap:anywhere}h2{margin:0;color:var(--color-primary);font-size:clamp(1.2rem,3vw,1.5rem)}h3,h4{margin:0 0 var(--space-3);color:var(--color-primary-soft)}button:focus-visible,[role=tab]:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:none;box-shadow:var(--focus-ring)}.table-scroll{-webkit-overflow-scrolling:touch}.table-scroll table{min-width:600px}.table-scroll th,.table-scroll td{overflow-wrap:normal;word-break:normal;-webkit-hyphens:none;hyphens:none}.table-scroll th{white-space:nowrap}:where(h1){font-size:clamp(1.5rem,4vw,1.9rem)}:where(h2){font-size:clamp(1.25rem,3vw,1.5rem);margin:0 0 var(--space-3)}:where(h3){font-size:1.05rem;margin:0 0 var(--space-3)}.app-shell{width:min(1100px,100%);margin:0 auto;padding:var(--space-5);display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-5)}.panel-stack{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-4)}.panel-padding{padding:var(--space-4)}.tab-content{min-height:280px}.metrics-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3)}.comparison-toolbar{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-4);margin-top:var(--space-4)}.toolbar-filters,.toolbar-sort{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3)}.walkthrough-controls{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-3);align-items:center}.citation-meta,.evidence-grid,.inconsistency-grid,.known-result-grid,.methods-toolchain{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-3)}.inconsistency-stack,.known-results-stack,.comparison-card-list{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-4)}@media (min-width: 640px){.metrics-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.toolbar-filters{grid-template-columns:repeat(4,minmax(0,1fr))}.toolbar-sort{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end}.filter-field-search{grid-column:span 1}.walkthrough-controls{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}}@media (min-width: 900px){.citation-meta-row{display:grid;grid-template-columns:minmax(0,10rem) minmax(0,1fr);gap:var(--space-3)}}@media (max-width: 720px){.app-shell{padding:var(--space-3);gap:var(--space-3)}.toolbar-filters,.toolbar-sort{grid-template-columns:minmax(0,1fr)}}.card{background:#fff;border:1px solid var(--color-line);border-radius:var(--radius-card-md);box-shadow:var(--soft-shadow);min-width:0}.app-header{background:linear-gradient(140deg,var(--color-primary) 0%,var(--color-primary-soft) 100%);color:#fff;padding:var(--space-6);border:1px solid rgba(255,255,255,.2)}.app-header h1,.app-header p{margin:0}.app-header h1{margin-top:var(--space-2);font-size:clamp(1.7rem,4vw,2.4rem)}.eyebrow{opacity:.85;font-size:.875rem}.lede{margin-top:var(--space-4);line-height:1.55;max-width:72ch}.callout{padding:var(--space-4)}.callout p{margin:0;line-height:1.6}.callout-warning{background:var(--color-accent-soft);border:2px solid color-mix(in srgb,var(--color-accent) 50%,var(--color-line));border-radius:var(--radius-card-sm)}.notice-heading{margin-bottom:var(--space-3);color:#523901;font-size:1.05rem}.tab-nav{padding:var(--space-2)}.tab-list{display:flex;gap:var(--space-2);overflow-x:auto;scrollbar-width:thin;padding-bottom:var(--space-1)}.tab-button{min-height:44px;border:1px solid transparent;border-radius:var(--radius-card-sm);padding:0 var(--space-4);background:transparent;color:var(--color-primary-soft);font-size:.95rem;font-weight:600;white-space:nowrap;flex-shrink:0;cursor:pointer}.tab-button[aria-selected=true]{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.section-lede,.placeholder-copy,.methods-paragraph,.stage-summary,.integrity-note,.takeaway-panel p{margin:0;line-height:1.6}.section-lede,.takeaway-panel p{margin-top:var(--space-3)}.metric-card{padding:var(--space-4);border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:var(--color-bg-alt);min-width:0}.metric-label{margin:0 0 var(--space-2);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-muted);font-weight:700}.metric-value{margin:0;font-size:clamp(1.6rem,3vw,2rem);font-weight:700;color:var(--color-primary)}.metric-description{margin:var(--space-2) 0 0;font-size:.85rem;color:var(--color-muted)}.citation-text{margin:var(--space-3) 0;line-height:1.6}.citation-meta{margin:0}.citation-meta-row dt{font-weight:700;color:var(--color-primary-soft)}.citation-meta-row dd{margin:0}.text-link{color:var(--color-accent);font-weight:600;min-height:44px;display:inline-flex;align-items:center}.takeaway-list{margin:var(--space-4) 0;padding-left:1.25rem}.takeaway-list li{margin-bottom:var(--space-2);line-height:1.6}.takeaway-note{margin-top:var(--space-4);font-size:.9rem;color:var(--color-primary-soft)}.walkthrough-stepper{margin-top:var(--space-4)}.stepper-list{display:flex;gap:var(--space-2);list-style:none;margin:0;padding:0;overflow-x:auto;scrollbar-width:thin}.stepper-item{flex-shrink:0}.stepper-button{min-height:44px;min-width:44px;border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:var(--color-bg-alt);color:var(--color-primary-soft);padding:var(--space-2) var(--space-3);cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-2);max-width:16rem;text-align:left}.stepper-button-active{border-color:var(--color-primary);background:var(--color-primary);color:#fff}.stepper-marker{flex-shrink:0}.stepper-label{font-size:.85rem;font-weight:600;line-height:1.3}.stage-card-header{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center;margin-bottom:var(--space-3)}.stage-status-badge{display:inline-flex;align-items:center;min-height:32px;padding:0 var(--space-3);border-radius:999px;background:color-mix(in srgb,var(--color-success) 15%,#fff);color:var(--color-success);font-size:.8rem;font-weight:700}.stage-order{margin:0;font-size:.9rem;color:var(--color-muted)}.stage-summary{margin-bottom:var(--space-4)}.stage-artifacts ul,.integrity-list,.trimming-list,.validation-counts{margin:var(--space-3) 0 0;padding-left:1.25rem}.stage-artifacts li,.integrity-list li,.trimming-list li,.validation-counts li{margin-bottom:var(--space-2);line-height:1.5}.walkthrough-progress{margin:0;text-align:center;font-weight:600;color:var(--color-primary-soft)}.action-button{min-height:44px;border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:#fff;color:var(--color-primary);font-weight:600;padding:0 var(--space-4);cursor:pointer}.action-button:disabled{opacity:.5;cursor:not-allowed}.action-button-primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.filter-field{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-1);font-size:.85rem;font-weight:600;color:var(--color-primary-soft)}.filter-field select,.filter-field input{min-height:44px;border:1px solid var(--color-line);border-radius:var(--radius-card-sm);padding:0 var(--space-3);font:inherit;color:var(--color-text);background:#fff;width:100%}.result-count{margin:0;font-weight:600;color:var(--color-primary)}.table-scroll{width:100%;overflow-x:auto}.comparison-table{width:100%;border-collapse:collapse;font-size:.9rem}.comparison-table th,.comparison-table td{border-bottom:1px solid var(--color-line);padding:var(--space-3);text-align:left;vertical-align:top}.comparison-table th{color:var(--color-primary-soft);font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}.item-cell{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-1)}.item-experiment{font-size:.75rem;font-weight:700;color:var(--color-primary-soft);text-transform:uppercase}.item-comparison{font-weight:600;color:var(--color-primary)}.item-category{font-size:.8rem;color:var(--color-muted)}.verdict-badge{display:inline-flex;align-items:center;min-height:32px;padding:0 var(--space-3);border-radius:999px;font-size:.8rem;font-weight:700;border:1px solid transparent}.verdict-reproduced{background:color-mix(in srgb,var(--color-success) 12%,#fff);color:var(--color-success);border-color:color-mix(in srgb,var(--color-success) 35%,var(--color-line))}.verdict-close{background:var(--color-accent-soft);color:#523901;border-color:color-mix(in srgb,var(--color-accent) 40%,var(--color-line))}.verdict-differs{background:#fdecea;color:#9b1c1c;border-color:#f5c2c0}.expand-button{min-height:44px;min-width:44px;border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:#fff;color:var(--color-primary);font-weight:600;padding:0 var(--space-3);cursor:pointer;white-space:nowrap}.expanded-row-cell{background:var(--color-bg-alt)}.expanded-evidence{padding:var(--space-3) 0}.evidence-grid dt,.known-result-grid dt,.inconsistency-grid dt{font-weight:700;color:var(--color-primary-soft);font-size:.85rem}.evidence-grid dd,.known-result-grid dd,.inconsistency-grid dd{margin:0 0 var(--space-2)}.evidence-detail,.evidence-estimator-note{margin:var(--space-3) 0 0;line-height:1.6}.evidence-estimator-note{font-size:.9rem;color:var(--color-primary-soft)}.comparison-card{border:1px solid var(--color-line);border-radius:var(--radius-card-sm);padding:var(--space-4);background:var(--color-bg-alt)}.comparison-card-header{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-2);margin-bottom:var(--space-3)}.comparison-card-meta{margin:0;font-size:.8rem;font-weight:700;color:var(--color-primary-soft);text-transform:uppercase}.comparison-card-title{margin:0;font-size:1rem;color:var(--color-primary)}.comparison-card-values{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-2);margin:0 0 var(--space-3)}.comparison-card-values dt{font-size:.8rem;font-weight:700;color:var(--color-muted)}.comparison-card-values dd{margin:0 0 var(--space-2)}.empty-state{margin:0;color:var(--color-muted);font-style:italic}.validation-block{margin-top:var(--space-5)}.validation-block h3,.inconsistency-card h3,.known-result-card h4{margin:0 0 var(--space-3);color:var(--color-primary-soft)}.inconsistency-card,.known-result-card{border:1px solid var(--color-line);border-radius:var(--radius-card-sm);padding:var(--space-4);background:var(--color-bg-alt)}.trimming-delta{font-weight:700;color:var(--color-primary)}.error-panel{padding:var(--space-4);border:2px solid #b42318;border-radius:var(--radius-card-sm);background:#fef3f2;color:#7a271a}.error-panel h2{color:#7a271a;margin-bottom:var(--space-3)}.app-footer{padding:var(--space-5)}.footer-content{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-3)}.footer-tagline{margin:0;font-weight:600;color:var(--color-primary)}.footer-links{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}.footer-link{color:var(--color-accent);font-weight:600;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}.footer-separator{color:var(--color-line)}.footer-gallery{margin:var(--space-4) 0 0;font-size:.9rem;color:var(--color-primary-soft)}.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}.export-menu-shell{position:relative}.export-menu{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-3)}.export-menu-trigger{min-height:44px;justify-self:start;border:1px solid var(--color-primary);border-radius:var(--radius-card-sm);background:var(--color-primary);color:#fff;font-weight:700;padding:0 var(--space-4);cursor:pointer}.export-menu-panel{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-2);border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:#fff;padding:var(--space-2);box-shadow:var(--soft-shadow)}.export-menu-item{min-height:44px;border:1px solid var(--color-line);border-radius:var(--radius-card-sm);background:var(--color-bg-alt);color:var(--color-primary);font-weight:600;text-align:left;padding:0 var(--space-4);cursor:pointer}.export-scope-note,.export-status{margin:0;font-size:.9rem;line-height:1.5}.export-scope-note{color:var(--color-primary-soft)}.export-status-success{color:var(--color-success);font-weight:600}.export-status-error{color:#9b1c1c;font-weight:600}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}