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svg.matrix-svg{aspect-ratio:auto;max-width:280px}.dataset-desc{font-family:var(--font-ui);font-size:var(--text-small);color:var(--color-muted);line-height:1.55;text-align:center;max-width:36ch;margin:0}.dataset-data{width:100%;color:var(--color-muted);font-family:var(--font-ui);font-size:var(--text-small)}.dataset-data summary{width:fit-content;margin-inline:auto;padding:var(--space-sm);cursor:pointer;color:var(--color-fg)}.dataset-data-list{margin:var(--space-sm) 0 0;padding-inline-start:1.25rem;display:grid;gap:var(--space-sm);line-height:1.45}.net-sublabel{font-family:var(--font-mono);font-size:7px;fill:var(--color-muted);opacity:.85;pointer-events:none}.play-icon{color:var(--color-accent)}.morph-target{fill:currentColor;stroke:currentColor;stroke-width:0}.clock-hands line{stroke:currentColor}@keyframes tickFast{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes tickSlow{0%{transform:rotate(0)}to{transform:rotate(30deg)}}.is-playing .clock-hand-min{animation:tickFast 1s 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.bridge-switcher-native{font:inherit;letter-spacing:inherit;color:inherit}.tutor-final-meta-line--bridge{align-self:stretch;width:100%;max-width:min(92vw,20rem);justify-content:flex-end;text-align:end}.tutor-final-suggestion{max-width:20rem;text-align:center;font:400 var(--text-small) / 1.45 var(--font-ui);color:var(--color-ink-muted)}.tutor-final-suggestion p{margin:0 0 .4rem}.tutor-final-suggestion-actions{display:flex;justify-content:center;gap:1rem}.tutor-final-suggestion-actions button{border:0;background:none;padding:0;font:inherit;color:inherit;text-decoration:underline;text-underline-offset:.2em;cursor:pointer}.tutor-setup-stage,.tutor-verification-screen{opacity:1;transition:opacity .18s cubic-bezier(.2,0,0,1)}.tutor-entry-screen--entering,.tutor-entry-screen--exiting{pointer-events:none;opacity:0}.tutor-verification-screen{flex:1;min-height:100%;width:100%;display:grid;place-items:center;overflow-y:auto;padding:max(1.5rem,env(safe-area-inset-top)) 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button{border:0;background:none;padding:0;font:inherit;color:var(--color-fg);cursor:pointer}.tutor-resume-line button:hover,.tutor-resume-line button:focus-visible{color:var(--color-accent)}.study-review-status{position:absolute;top:clamp(3.75rem,8dvh,5.25rem);inset-inline:1rem;max-width:34rem;margin:0 auto;pointer-events:none}.tutor-rail-dock{position:fixed;z-index:60;top:calc(var(--header-height, 4rem) + .75rem);right:1rem;bottom:1.25rem;width:15rem;overflow:auto;pointer-events:auto}.tutor-rail{display:flex;flex-direction:column;gap:var(--space-lg);min-width:0;height:100%;padding:0 0 0 var(--space-lg);border-left:1px solid 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.tutor-rail-resume{min-height:2.5rem;justify-content:center;font:500 var(--text-eyebrow) / 1.2 var(--font-ui)}.tutor-rail.is-compact .tutor-rail-end{min-height:2.5rem;font:500 var(--text-eyebrow) / 1 var(--font-ui)}.tutor-rail-resume:hover,.tutor-rail-resume:focus-visible{color:var(--color-fg)}.tutor-rail-end{border:0;background:none;padding:.25rem 0;font:500 var(--text-eyebrow) / 1 var(--font-ui);color:var(--color-muted);cursor:pointer}.tutor-rail-end:hover,.tutor-rail-end:focus-visible{color:var(--color-danger)}.tutor-rail-row.is-entering{animation:urso-row-appear var(--motion-normal) var(--motion-ease-appear) both}.tutor-rail-skeleton{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0}.tutor-rail-skeleton-row{display:grid;grid-template-columns:1fr auto;align-items:center;min-height:2.5rem;gap:var(--space-xs)}.tutor-rail-skeleton-bar{display:block;height:.55rem;border-radius:1px;background:color-mix(in srgb,var(--color-muted) 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var(--font-serif);letter-spacing:-.01em}.trial-gate-heading:focus{outline:none}.trial-gate-status,.trial-gate-help{max-width:43ch;margin:0;color:var(--color-ink-muted);font-size:var(--text-small);line-height:1.55}.trial-gate-status{display:grid;height:4.65em;place-items:center;overflow:hidden}.trial-gate--recoverable-error .trial-gate-status,.trial-gate--unavailable .trial-gate-status{color:var(--color-ink)}.trial-gate-help{font-size:var(--text-eyebrow);opacity:.8}.trial-gate-widget{width:300px;height:65px;min-width:300px;min-height:65px;overflow:visible}.trial-gate-widget--compact{width:150px;height:140px;min-width:150px;min-height:140px}.trial-gate-actions{display:flex;min-height:2.75rem;align-items:center;justify-content:center;flex-wrap:wrap;gap:0 .35rem}.trial-gate-action{min-height:2.75rem;padding:.55rem .65rem;border:0;background:transparent;color:var(--color-muted);font:550 var(--text-eyebrow)/1.2 var(--font-ui);cursor:pointer}.trial-gate-action--primary{color:var(--color-accent)}.trial-gate-action--reserved{visibility:hidden}.trial-gate-action:hover,.trial-gate-action:focus-visible,.trial-gate-privacy:hover,.trial-gate-privacy:focus-visible{color:var(--color-accent)}.trial-gate-privacy{color:var(--color-ink-muted);font-size:.66rem;line-height:1.4;text-decoration-color:color-mix(in srgb,currentColor 45%,transparent);text-underline-offset:.2em;opacity:.72}@media(prefers-reduced-motion:reduce){.tutor-setup-stage,.tutor-verification-screen{transition:none}}.lexical-research-state{width:min(38rem,calc(100% - 2rem));margin:clamp(1.5rem,7vh,5rem) auto;padding:clamp(1rem,2vw,1.6rem);border:0;background:transparent;text-align:center}.lexical-research-state h2{margin:0 0 .55rem;font-family:var(--font-serif);font-weight:450;font-size:clamp(1.05rem,2.5vw,1.35rem)}.lexical-suggestions{display:flex;max-width:30rem;margin:0 auto;flex-wrap:wrap;justify-content:center;gap:.1rem .4rem}.lexical-suggestion{display:inline-flex;min-height:2.75rem;margin:0;padding:.45rem .7rem;align-items:center;border:0;background:transparent;color:var(--color-accent);font:450 clamp(.95rem,2.2vw,1.15rem)/1.25 var(--font-serif);cursor:pointer}.lexical-suggestion:hover,.lexical-suggestion:focus-visible{text-decoration:underline;text-underline-offset:.2em}.lexical-research-assurance,.result-provenance{color:color-mix(in srgb,var(--color-accent) 72%,var(--color-muted));font-size:.68rem;font-weight:350;letter-spacing:.035em}.lexical-research-assurance{margin:1.25rem auto 0;max-width:30rem}.result-provenance{margin:.18rem 0 0}.auth-modal-overlay{position:fixed;inset:0;box-sizing:border-box;width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;border:0;z-index:999;display:flex;align-items:center;justify-content:center;padding:1.25rem;background:#000000a6;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);animation:auth-modal-fade .2s ease-out}.auth-modal-link:hover{align-items:center;justify-content:center;padding:1.25rem;background:#000000a6;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);animation:auth-modal-fade .2s ease-out}.auth-modal-overlay:not([open]),.urso-admin-modal-overlay:not([open]){display:none}.auth-modal-overlay::backdrop,.urso-admin-modal-overlay::backdrop{background:transparent}@keyframes auth-modal-fade{0%{opacity:0}to{opacity:1}}.auth-modal-card{position:relative;width:100%;max-width:390px;padding:2.25rem 2rem 1.75rem;background:var(--color-bg, #09090b);border:1px solid color-mix(in srgb,var(--color-border) 80%,white 20%);border-radius:20px;box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #ffffff0d;display:flex;flex-direction:column;align-items:center;text-align:center;animation:auth-modal-scale .22s cubic-bezier(.16,1,.3,1)}@keyframes auth-modal-scale{0%{opacity:0;transform:scale(.94) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.auth-modal-close{position:absolute;top:1.25rem;right:1.25rem;display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;border:none;border-radius:9999px;background:transparent;color:var(--color-ink-muted, #a1a1aa);cursor:pointer;transition:background .15s ease,color .15s ease}.auth-modal-close:hover{background:color-mix(in srgb,var(--color-border) 60%,transparent);color:var(--color-ink, #ffffff)}.auth-modal-header{display:flex;flex-direction:column;align-items:center;margin-bottom:1.75rem}.auth-modal-logo-wrapper{display:flex;align-items:center;justify-content:center;margin-bottom:.75rem}.auth-modal-title{font-family:var(--font-sans);font-size:1.4rem;font-weight:600;letter-spacing:-.02em;color:var(--color-ink, #f4f4f5);margin:0 0 .35rem}.auth-modal-subtitle{font-family:var(--font-sans);font-size:.85rem;line-height:1.4;color:var(--color-ink-muted, #a1a1aa);margin:0;max-width:280px}.auth-modal-body{width:100%;display:flex;flex-direction:column;gap:.65rem}.auth-btn{display:flex;align-items:center;justify-content:center;gap:.75rem;width:100%;height:2.75rem;padding:0 1.25rem;font-family:var(--font-sans);font-size:.9rem;font-weight:500;border-radius:12px;border:1px solid var(--color-border, #27272a);background:color-mix(in srgb,var(--color-bg) 80%,white 5%);color:var(--color-ink, #f4f4f5);cursor:pointer;transition:all .18s ease}.auth-btn:hover:not(:disabled){background:color-mix(in srgb,var(--color-bg) 60%,white 12%);border-color:color-mix(in srgb,var(--color-border) 50%,white 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translateY(0)}}.urso-admin-modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md, 12px) var(--space-lg, 20px);border-bottom:1px solid var(--color-border);background:var(--color-canvas)}.urso-admin-modal-header h3{margin:0;font-size:var(--text-title, 1.1rem);font-weight:600;color:var(--color-fg)}.urso-admin-modal-close{background:transparent;border:none;color:var(--color-muted);font-size:1.25rem;cursor:pointer;line-height:1;display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:var(--radius-sm, 8px);transition:background .15s ease,color .15s ease}.urso-admin-modal-close:hover{background:var(--color-hover);color:var(--color-fg)}.urso-admin-modal-body{padding:var(--space-lg, 20px)}.urso-admin-modal-desc{font-size:var(--text-small, .85rem);color:var(--color-muted);margin-top:0;margin-bottom:var(--space-md, 12px);line-height:1.5}.urso-admin-field{margin-bottom:var(--space-md, 12px)}.urso-admin-field label{display:block;font-size:var(--text-eyebrow, .75rem);font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-muted);margin-bottom:var(--space-xs, 4px)}.urso-admin-input-group{display:flex;gap:var(--space-xs, 8px)}.urso-admin-input-group input,.urso-admin-field input[type=text],.urso-admin-field input[type=number]{flex:1;background:var(--color-canvas);border:1px solid var(--color-border);border-radius:var(--radius-sm, 8px);padding:var(--space-sm, 8px) var(--space-md, 12px);color:var(--color-fg);font-size:var(--text-ui, .9rem);font-family:inherit;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.urso-admin-input-group input::placeholder,.urso-admin-field input::placeholder{color:var(--color-muted);opacity:.7}.urso-admin-input-group input:focus,.urso-admin-field input:focus{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-focus-ring)}.urso-admin-presets{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-xs, 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ease}.urso-admin-btn-secondary:hover{color:var(--color-fg);border-color:var(--color-muted);background:var(--color-hover)}.lookup-progress{color:var(--color-muted);font-size:.78rem;padding:.75rem 0}.lookup-progress p{margin:0}.lookup-progress a{display:inline-block;font-size:.72rem;margin-top:.2rem}.lookup-progress button{margin-top:.5rem}.mobile-story-content>.lookup-progress{padding:.5rem 1.5rem}