:root{--ink-strong:#15121a;--ink:#30273f;--ink-soft:#574a66;--line:#211a2b1f;--line-strong:#8a7ea3;--panel:#fffcf8d6;--panel-strong:#ffffffeb;--accent:#086e96;--accent-2:#c43b3b;--accent-3:#edb444;--accent-4:#136f63;--shadow:0 20px 60px #22152826;--mono:"IBM Plex Mono", "SFMono-Regular", Consolas, monospace;--sans:"Space Grotesk", "Segoe UI", sans-serif;--surface-bg:linear-gradient(180deg, #fff7eb 0%, #f7efe9 100%);--surface-base:#f7efe9;--surface-radial-1:#0b7fab24;--surface-radial-2:#c43b3b1f;--input-bg:#fff9f2e6;--mono-block-bg:#1d1824;--mono-block-fg:#f7f1eb;--metric-bg:linear-gradient(180deg, #12151af0, #211a2bf0);--metric-fg:#f7f1eb;--metric-muted:#f7f1ebc7;--warning-bg:#c43b3b1a;--warning-fg:#6b1717;--warning-border:#c43b3b29;--on-block-valid:#3dd9c4;--on-block-invalid:#f06868;--on-block-pending:#4dc3f7;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:var(--sans);color:var(--ink);background:radial-gradient(circle at top left, var(--surface-radial-1), transparent 32%), radial-gradient(circle at top right, var(--surface-radial-2), transparent 28%), var(--surface-bg);background-color:var(--surface-base);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink-strong:#f0edf5;--ink:#d5cfe0;--ink-soft:#a99eb8;--line:#c8bedc24;--line-strong:#8578a0;--panel:#1e1a26e0;--panel-strong:#262130f0;--accent:#4dc3f7;--accent-2:#f06868;--accent-3:#f0c95a;--accent-4:#3dd9c4;--shadow:0 20px 60px #00000059;--surface-bg:linear-gradient(180deg, #12101a 0%, #1a1624 100%);--surface-base:#12101a;--surface-radial-1:#4dc3f714;--surface-radial-2:#f068680f;--input-bg:#16131ee6;--mono-block-bg:#0e0b14;--mono-block-fg:#e0dbe8;--metric-bg:linear-gradient(180deg, #08060ef0, #120e1cf0);--metric-fg:#e0dbe8;--metric-muted:#c8bedcc7;--warning-bg:#f068681f;--warning-fg:#f8a8a8;--warning-border:#f0686833}*{box-sizing:border-box}body{-webkit-text-size-adjust:100%;min-width:320px;min-height:100vh;margin:0}.skip-link{z-index:100;background-color:var(--accent);color:#fff;border-radius:0 0 12px;width:1px;height:1px;padding:12px 18px;font-weight:700;text-decoration:none;position:absolute;top:auto;left:-10000px;overflow:hidden}.skip-link:focus{width:auto;height:auto;position:fixed;top:0;left:0}[data-theme=dark] .skip-link{color:#12101a}button{font:inherit;cursor:pointer}#app{min-height:100vh}.page-shell{width:min(1180px,100% - 32px);margin:0 auto;padding:28px 0 72px}.hero-panel,.lab-section,.panel-card,.info-panel,.warning-banner{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.hero-panel{border:1px solid var(--line);background-color:var(--panel);box-shadow:var(--shadow);border-radius:28px;gap:22px;padding:30px;display:grid;position:relative}.hero-copy{gap:12px;display:grid}.portfolio-badge{width:fit-content;color:var(--accent);font-family:var(--mono);background-color:#0b7fab1f;border-radius:999px;padding:10px 14px;font-size:.84rem;text-decoration:none}.portfolio-badge:hover{text-decoration:underline}.eyebrow{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:.9rem;font-weight:700}.hero-panel h1{color:var(--ink-strong);margin:0;font-size:clamp(2.8rem,7vw,5rem);line-height:.92}.hero-text{max-width:64ch;color:var(--ink-soft);margin:0;line-height:1.65}.why-details{border:1px solid var(--line);background-color:var(--panel);border-radius:20px;padding:16px 18px}.why-details summary{cursor:pointer;color:var(--ink-strong);font-weight:700}.why-details p{margin:12px 0 0;line-height:1.6}.hero-metric-card{background:var(--metric-bg);color:var(--metric-fg);border-radius:24px;align-content:start;gap:12px;padding:22px;display:grid}.hero-metric-label{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);margin:0;font-size:.82rem}.hero-metric-card .hero-metric-label{color:var(--metric-muted)}.hero-metric-value{font-family:var(--mono);margin:0;font-size:1.05rem;line-height:1.5}.hero-metric-note{color:var(--metric-muted);margin:0;line-height:1.6}.lab-section{border:1px solid var(--line);background-color:var(--panel);box-shadow:var(--shadow);border-radius:28px;margin-top:26px;padding:28px}.section-heading-row,.panel-header{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.section-kicker{color:var(--accent-2);letter-spacing:.08em;text-transform:uppercase;margin:0 0 6px;font-size:.85rem;font-weight:700}.lab-section h2,.panel-card h3{color:var(--ink-strong);margin:0}.lab-section h2{font-size:clamp(1.8rem,4vw,2.8rem)}.panel-card h3{font-size:1.15rem}.panel-copy,.section-footnote,.info-panel p{color:var(--ink-soft);line-height:1.6}.panel-copy,.section-footnote{margin:8px 0 0}.tab-button{border:1px solid var(--line-strong);background-color:var(--panel-strong);min-height:44px;color:var(--ink-soft);border-radius:999px;padding:12px 18px;font-weight:700;transition:transform .18s,box-shadow .18s,background .18s,color .18s}.tab-button:hover{transform:translateY(-1px)}.tab-button:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}.tab-button.is-active{background-color:var(--mono-block-bg);color:var(--mono-block-fg)}.playground-grid,.reuse-grid,.math-summary-grid{gap:18px;margin-top:24px;display:grid}.playground-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.reuse-grid,.math-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.panel-card,.info-panel{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:24px;padding:22px}.mono-inline,.mono-cell{font-family:var(--mono)}.mono-inline{overflow-wrap:anywhere;background-color:var(--mono-block-bg);color:var(--mono-block-fg);letter-spacing:.06em;border-radius:18px;margin-top:14px;padding:14px 16px}.scenario-status--pending{color:var(--accent)}.scenario-status--valid{color:var(--accent-4)}.scenario-status--invalid{color:var(--accent-2)}.table-shell{border:1px solid var(--line);-webkit-overflow-scrolling:touch;border-radius:24px;margin-top:18px;overflow-x:auto}.table-shell:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}.math-table{border-collapse:collapse;background-color:var(--panel-strong);width:100%;min-width:920px}.math-table th,.math-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:14px 16px}.math-table th{color:var(--ink-strong);background-color:#0b7fab14}.math-row{opacity:0;animation:.42s forwards row-enter;transform:translateY(12px)}@keyframes row-enter{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.warning-banner{border:1px solid var(--warning-border);background-color:var(--warning-bg);color:var(--warning-fg);border-radius:20px;align-items:center;gap:10px;margin-top:22px;padding:16px 18px;display:flex}.warning-banner[hidden]{display:none}.info-tabs{flex-wrap:wrap;gap:12px;margin-top:22px;display:flex}.info-panels{margin-top:18px}.info-panel{line-height:1.7}.info-panel p{margin:0}.info-panel p+p{margin-top:14px}.family-detail:focus-visible,.info-panels:focus-visible{outline:2px solid var(--accent-3);outline-offset:4px;border-radius:18px}.theme-toggle{border:1px solid var(--line);background-color:var(--panel-strong);width:2.75rem;height:2.75rem;color:var(--ink-strong);cursor:pointer;border-radius:50%;place-items:center;font-size:1.2rem;transition:transform .18s,box-shadow .18s;display:grid;position:absolute;top:0;right:0}.theme-toggle:hover{transform:translateY(-1px)}.theme-toggle:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}@media (width<=1024px){.hero-panel,.playground-grid,.reuse-grid,.math-summary-grid{grid-template-columns:1fr}}@media (width<=720px){.page-shell{width:min(1180px,100% - 20px);padding:20px 0 48px}.hero-panel,.lab-section,.panel-card,.info-panel{padding:22px}.hero-panel{padding-top:64px}.section-heading-row,.panel-header,.warning-banner{flex-direction:column}.warning-banner{align-items:flex-start}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}.cl-hero{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:clamp(1rem,4vw,3rem);margin:clamp(1rem,3vw,2rem) 0 1.5rem;display:flex}.cl-hero-main{flex:22rem;min-width:min(100%,20rem)}.cl-hero-title{letter-spacing:.01em;color:var(--ink-strong);margin:0;font-size:clamp(1.6rem,3.8vw,2.7rem);font-weight:700;line-height:1.1}.cl-hero-sub{letter-spacing:.01em;color:var(--accent);margin:.4rem 0 0;font-size:clamp(.9rem,1.6vw,1.05rem)}.cl-hero-desc{color:var(--ink-soft);max-width:60ch;margin:.55rem 0 0;font-size:1rem;line-height:1.5}.cl-hero-why{border:1px solid var(--line);background:color-mix(in oklab,var(--accent) 6%,transparent);border-radius:10px;flex:0 min(40%,26rem);min-width:min(100%,15rem);padding:.85rem 1.05rem}.cl-hero-why-label{letter-spacing:.14em;color:var(--accent);font-size:.68rem;font-weight:700;display:block}.cl-hero-why-text{color:var(--ink);margin:.35rem 0 0;font-size:.95rem;line-height:1.5}@media (width<=640px){.cl-hero{flex-direction:column}.cl-hero-why{flex-basis:auto;width:100%}.cl-hero-main{flex-basis:auto;min-width:0}}.scenario-strip{flex-wrap:wrap;gap:8px;margin-top:22px;display:flex}.scenario-chip{border:1px solid var(--line);background-color:var(--panel-strong);min-height:44px;color:var(--ink-strong);cursor:pointer;border-radius:999px;align-items:center;gap:10px;padding:10px 16px;font-weight:600;transition:transform .18s,box-shadow .18s,background .18s,color .18s;display:inline-flex}.scenario-chip:hover{transform:translateY(-1px)}.scenario-chip:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}.scenario-chip.is-active{background-color:var(--mono-block-bg);color:var(--mono-block-fg);border-color:#0000}.scenario-chip-emoji{font-size:1.1rem}.scenario-card{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:20px;margin-top:16px;padding:18px}.scenario-card-head{grid-template-columns:44px minmax(0,1fr);align-items:start;gap:14px;display:grid}.scenario-card-emoji{background-color:var(--mono-block-bg);width:44px;height:44px;color:var(--mono-block-fg);border-radius:50%;place-items:center;font-size:1.3rem;display:grid}.scenario-card h3{color:var(--ink-strong);margin:0 0 4px;font-size:1.1rem}.scenario-expectation{color:var(--accent);font-family:var(--mono);margin:8px 0 0;font-size:.9rem;line-height:1.5}.scenario-knob{grid-template-columns:minmax(180px,1.2fr) minmax(0,2.5fr) 70px;align-items:center;gap:14px;margin-top:14px;display:grid}.scenario-knob input[type=range]{width:100%;min-height:44px;accent-color:var(--accent)}.scenario-knob-value{font-family:var(--mono);text-align:right;color:var(--accent);font-weight:700}.e91-inputs{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:14px;margin-top:22px;display:grid}.e91-inputs label{color:var(--ink-soft);gap:6px;font-size:.9rem;display:grid}.e91-inputs input[type=number]{border:1px solid var(--line-strong);background-color:var(--input-bg);min-height:44px;color:var(--ink-strong);font-family:var(--mono);border-radius:12px;padding:10px 12px;font-size:1rem}.e91-inputs input[type=number]:focus-visible{outline:2px solid var(--accent-3);outline-offset:2px}.e91-toggle{border:1px solid var(--line);background-color:var(--panel-strong);min-height:44px;color:var(--ink-strong);cursor:pointer;border-radius:12px;align-items:center;gap:12px;padding:12px 14px;font-size:.92rem;display:flex}.e91-toggle input{width:18px;height:18px;accent-color:var(--accent-2);cursor:pointer}.e91-actions{flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;display:flex}.e91-actions .tab-button{background-color:var(--accent);color:#fff;border-color:#0000}[data-theme=dark] .e91-actions .tab-button{color:#0b0912}.copy-chip{border:1px solid var(--line-strong);background-color:var(--panel-strong);min-height:44px;color:var(--ink);font-family:var(--mono);cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:8px 14px;font-size:.82rem;transition:background .18s,color .18s,border-color .18s;display:inline-flex}.copy-chip:hover{background-color:var(--mono-block-bg);color:var(--mono-block-fg)}.copy-chip:focus-visible{outline:2px solid var(--accent-3);outline-offset:2px}.copy-chip.copy-chip--ok{color:var(--accent-4);background-color:#136f631a;border-color:#0000}[data-theme=dark] .copy-chip.copy-chip--ok{background-color:#3dd9c42e}.e91-output{gap:18px;margin-top:22px;display:grid}.verdict{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:20px;padding:18px}.verdict--secure{background-color:#136f6314;border-color:#136f6366}.verdict--compromised{border-color:var(--warning-border);background-color:var(--warning-bg);color:var(--warning-fg)}.verdict--inconclusive{background-color:#f0c85a1a;border-color:#f0c85a66}[data-theme=dark] .verdict--secure{background-color:#3dd9c414}.verdict-head{grid-template-columns:44px minmax(0,1fr);align-items:center;gap:14px;display:grid}.verdict-icon{background-color:var(--mono-block-bg);border-radius:50%;place-items:center;width:44px;height:44px;font-size:1.6rem;font-weight:700;display:grid}.verdict-icon.scenario-status--valid{color:var(--on-block-valid)}.verdict-icon.scenario-status--invalid{color:var(--on-block-invalid)}.verdict-icon.scenario-status--pending{color:var(--on-block-pending)}.verdict-headline{margin:0;font-size:1.15rem;font-weight:700}.verdict--compromised .verdict-headline{color:var(--warning-fg)}.verdict-summary{margin:2px 0 0;line-height:1.5}.verdict-detail{color:inherit;margin:14px 0 0;line-height:1.6}.s-gauge{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:20px;padding:18px 18px 34px}.s-gauge-track{background-color:#0b7fab14;border-radius:999px;height:22px;position:relative;overflow:visible}[data-theme=dark] .s-gauge-track{background-color:#4dc3f71a}.s-gauge-fill{border-radius:999px;height:100%;transition:width .32s,background .32s}.s-gauge-fill--good{background:linear-gradient(90deg, var(--accent), var(--accent-4))}.s-gauge-fill--bad{background:linear-gradient(90deg, var(--accent-2), var(--accent-3))}.s-gauge-fill--meh{background:linear-gradient(90deg, var(--accent-3), var(--accent))}.s-gauge-ci{border:2px dashed var(--ink-strong);opacity:.55;pointer-events:none;background:0 0;border-radius:999px;position:absolute;top:-3px;bottom:-3px}.s-gauge-tick{background-color:var(--ink-soft);opacity:.65;width:2px;position:absolute;top:-4px;bottom:-4px}.s-gauge-tick--classical{background-color:var(--accent-3);opacity:1}.s-gauge-tick--tsirelson{background-color:var(--accent-4);opacity:1}.s-gauge-tick-label{font-family:var(--mono);color:var(--ink-soft);white-space:nowrap;font-size:.74rem;position:absolute;top:100%;left:50%;transform:translate(-50%,4px)}.s-gauge-marker{background-color:var(--ink-strong);border-radius:2px;width:4px;height:46px;position:absolute;top:-12px;transform:translate(-50%)}.s-gauge-marker-label{font-family:var(--mono);color:var(--ink-strong);white-space:nowrap;font-size:.78rem;font-weight:700;position:absolute;top:-22px;left:50%;transform:translate(-50%)}.e91-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.e91-side{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:18px;padding:16px 18px}.e91-side .mono-inline+.mono-inline{margin-top:8px}.subhead{color:var(--ink-strong);margin:8px 0 0;font-size:1.05rem}.corr-table{min-width:560px}.corr-table td.mono-cell,.corr-table th[scope=col]{white-space:nowrap}.corr-warn{background-color:var(--warning-bg);width:18px;height:18px;color:var(--warning-fg);border:1px solid var(--warning-border);font-family:var(--mono);border-radius:50%;place-items:center;margin-left:6px;font-size:.78rem;font-weight:700;display:inline-grid}.e91-key{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:20px;gap:12px;padding:18px;display:grid}.bit-grid{flex-wrap:wrap;gap:4px;margin-top:4px;display:flex}.bit-cell{width:22px;height:22px;font-family:var(--mono);color:var(--mono-block-fg);border-radius:6px;place-items:center;font-size:.78rem;font-weight:700;display:inline-grid}.bit-cell--match{background-color:var(--accent-4)}.bit-cell--miss{background-color:var(--accent-2)}[data-theme=dark] .bit-cell{color:var(--mono-block-bg)}.transcript-table{min-width:720px}.transcript-row--chsh td:first-child{border-left:3px solid var(--accent)}.transcript-row--key td:first-child{border-left:3px solid var(--accent-4)}.bucket-tag{font-family:var(--mono);letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:2px 8px;font-size:.74rem;font-weight:700;display:inline-block}.bucket-tag--chsh{color:var(--accent);background-color:#0b7fab26}.bucket-tag--key{color:var(--accent-4);background-color:#136f632e}[data-theme=dark] .bucket-tag--chsh{background-color:#4dc3f72e}[data-theme=dark] .bucket-tag--key{background-color:#3dd9c42e}.bell-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px;display:grid}.corr-curve{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:22px;margin-top:22px;padding:18px}.corr-curve-heading{color:var(--ink-strong);font-family:var(--mono);margin:0 0 6px}.corr-curve svg{width:100%;height:auto;max-height:260px;margin-top:12px;display:block}.curve-axis{stroke:var(--ink-soft);stroke-width:1px;opacity:.55}.curve-axis-label{fill:var(--ink-soft);font-family:var(--mono);font-size:11px}.curve-line{fill:none;stroke:var(--accent);stroke-width:2px}.curve-dot{fill:var(--accent-2);stroke:var(--ink-strong);stroke-width:1.5px}.proto-heading{color:var(--ink-strong);margin:28px 0 12px}.proto-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.proto-step{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:18px;grid-template-columns:56px minmax(0,1fr);align-items:start;gap:18px;padding:16px 18px;display:grid}.proto-step-num{background-color:var(--mono-block-bg);width:40px;height:40px;color:var(--accent-3);font-family:var(--mono);border-radius:50%;place-items:center;font-size:1.05rem;font-weight:700;display:grid}.proto-step-body h3{color:var(--ink-strong);margin:4px 0 6px;font-size:1.05rem}.compare-e91{min-width:720px}.compare-e91 th[scope=col]{background-color:#0b7fab14}.compare-e91 th[scope=row]{background-color:var(--panel-strong);color:var(--ink-strong);text-align:left;white-space:nowrap;font-size:.92rem}[data-theme=dark] .compare-e91 th[scope=col]{background-color:#4dc3f714}.hist-list{gap:16px;margin:22px 0 0;padding:0;list-style:none;display:grid;position:relative}.hist-list:before{content:"";background-color:var(--line);width:2px;position:absolute;top:6px;bottom:6px;left:60px}.hist-item{grid-template-columns:92px minmax(0,1fr);align-items:start;gap:22px;display:grid;position:relative}.hist-year{font-family:var(--mono);color:var(--accent);text-align:right;padding-right:16px;font-size:1rem;position:relative}.hist-year:after{content:"";background-color:var(--panel-strong);border:2px solid var(--accent);border-radius:50%;width:12px;height:12px;position:absolute;top:6px;right:-7px}.hist-body{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:16px;padding:12px 16px}.hist-body h3{color:var(--ink-strong);margin:2px 0 6px;font-size:1.05rem}.sources-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:start;gap:24px;margin-top:22px;display:grid}.refs-list{gap:12px;margin:12px 0 0;padding:0;list-style:none;display:grid}.ref-row{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:14px;gap:4px;padding:12px 14px;display:grid}.ref-row p{margin:0}.ref-meta{font-family:var(--mono);color:var(--ink-soft);font-size:.82rem}.ref-title{color:var(--accent);font-weight:700;text-decoration:none}.ref-title:hover,.ref-title:focus-visible{text-decoration:underline}.ref-venue{color:var(--ink-soft);font-size:.86rem;font-style:italic}.caveat-box{border:1px dashed var(--warning-border);background-color:var(--warning-bg);color:var(--warning-fg);border-radius:16px;margin-top:16px;padding:16px 18px}.caveat-box .hero-metric-label,.caveat-box .panel-copy{color:var(--warning-fg)}.footer-meta{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:6px;display:grid}.footer-meta-item{border:1px solid var(--line);background-color:var(--panel-strong);border-radius:18px;padding:16px 18px}.scripture{color:var(--ink-soft);text-align:center;margin:22px 0 0;font-style:italic;line-height:1.6}code{font-family:var(--mono);color:var(--accent);background-color:#0b7fab14;border-radius:6px;padding:1px 6px;font-size:.92em}[data-theme=dark] code{background-color:#4dc3f71f}.deployment-link{color:var(--accent);font-weight:700;text-decoration:none}.deployment-link:hover,.deployment-link:focus-visible{text-decoration:underline}@media (width<=1024px){.scenario-knob{grid-template-columns:1fr}.scenario-knob-value{text-align:left}.sources-grid{grid-template-columns:1fr}}@media (width<=900px){.e91-inputs,.e91-grid,.bell-grid,.footer-meta{grid-template-columns:1fr}}@media (width<=520px){.hist-list:before{left:8px}.hist-item{grid-template-columns:1fr;gap:8px}.hist-year{text-align:left;padding-left:24px;padding-right:0}.hist-year:after{left:2px;right:auto}.proto-step,.scenario-card-head,.verdict-head{grid-template-columns:1fr}}