.nt-lib,.nt-rv-reader{--nt-rv-mark:color-mix(in srgb,var(--warn) 26%,transparent);--nt-rv-mark-hi:color-mix(in srgb,var(--warn) 42%,transparent);--nt-rv-caution:var(--bad);--nt-rv-scale:1;--nt-rv-meta:color-mix(in srgb,var(--nt-dim) 70%,var(--text))}.nt-tabs button{min-height:40px;font-size:13px}@media (max-width:1023.98px){.nt-tabs button{min-height:44px;font-size:14px}}.nt-rv-rail-body{flex:1;min-height:0;display:flex;flex-direction:column}.nt-rv-switcher{position:relative;flex-shrink:0;padding:0 12px 12px}.nt-rv-chapters{flex:1;min-height:0;overflow-y:auto;padding:0 8px 14px}.nt-rv-chapter-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.nt-rv-chapter{min-height:44px}.nt-rv-chapter .nt-nav-label{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.3}.nt-rv-chapter--page{min-height:52px;padding:8px 10px}.nt-rv-chapter--page .nt-nav-label{font-size:14px;-webkit-line-clamp:3}.nt-rv-chapter-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}.nt-rv-chapter-text .nt-nav-label{flex:none}.nt-rv-chapter-meta{font-size:12px;line-height:1.3;color:var(--nt-rv-meta)}.nt-rv-chapter--soon .nt-nav-label{color:var(--nt-rv-meta);font-weight:500}.nt-rv-chapter--soon .nt-rv-chapter-meta{font-style:italic}.nt-rv-chapters .nt-nav-badge,.nt-rv-topics .nt-nav-badge{min-width:26px;width:auto;height:26px;padding:0 5px;font-size:12px;color:var(--nt-rv-meta)}.nt-rv-switcher .nt-subject-count{font-size:12px;color:var(--nt-rv-meta)}.nt-rv-lock{flex-shrink:0;display:flex;color:var(--nt-dim)}.nt-rv-quiet{padding:4px 8px;font-size:12.5px;color:var(--nt-dim)}.nt-rv-phone{flex:1;min-height:0;display:flex;flex-direction:column}@media (min-width:1024px){.nt-rv-phone{display:none}}.nt-rv-phone-head{flex-shrink:0;padding:13px 14px 12px}.nt-rv-phone-scroll{flex:1;min-height:0;overflow-y:auto;padding-bottom:calc(24px + env(safe-area-inset-bottom))}.nt-rv-phone-scroll .nt-rv-switcher{padding:0 14px 10px}.nt-rv-phone-scroll .nt-rv-chapters{overflow:visible;padding:0 10px 14px}.nt-rv-chapters .nt-eyebrow,.nt-rv-reader .nt-eyebrow,.nt-rv-reader-desk .nt-eyebrow{font-size:12px;color:var(--nt-dim)}.nt-rv-bar{position:relative;z-index:2}.nt-rv-bar-title{font-size:14px;font-weight:700;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nt-rv-docseg{width:auto;flex-shrink:0}.nt-rv-docseg button{flex:0 0 auto;min-width:84px;min-height:34px;padding:0 12px;white-space:nowrap}.nt-rv-docseg button:not([aria-pressed=true]){color:var(--nt-rv-meta)}.nt-rv-outline{position:absolute;z-index:30;right:0;top:calc(100% + 6px);width:300px;max-height:min(420px,60vh);overflow-y:auto;padding:5px;border-radius:14px;border:1px solid var(--nt-line);background:var(--surface-solid);box-shadow:var(--shadow-2);display:flex;flex-direction:column;gap:2px}.nt-rv-outline .nt-subject-option{min-height:40px;align-items:baseline;padding:9px 10px}.nt-rv-outline .nt-subject-option>span:last-child{white-space:normal;flex:1;min-width:0}.nt-rv-outline .nt-subject-option>span:first-child,.nt-rv-outline-num{flex:0 0 auto;font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;color:var(--nt-dim)}.nt-rv-scroll{position:relative}@media (min-width:1024px){.nt-rv-scroll{padding:34px 48px 64px}}.nt-rv-doc{max-width:66ch;font-size:16px;line-height:1.7;color:var(--text);text-wrap:pretty}@media (min-width:1024px){.nt-rv-doc{font-size:16.5px}}.nt-rv-doc p{margin:0}.nt-rv-title{margin-bottom:26px}.nt-rv-title .nt-eyebrow{font-size:12px;margin-bottom:8px;color:var(--nt-dim)}.nt-rv-title-name{margin:0;font-family:var(--font-headline),system-ui,sans-serif;font-size:1.6em;font-weight:800;letter-spacing:-.025em;line-height:1.2;text-wrap:balance}.nt-rv-map{margin:0 0 34px;padding:16px 18px;border-radius:16px;border:1px solid var(--nt-line);background:var(--nt-soft)}.nt-rv-map-label{margin:0 0 10px;font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--nt-dim)}.nt-rv-map ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.nt-rv-map-topic{display:inline-flex;align-items:baseline;gap:8px;min-height:44px;padding:2px 0;border:none;background:none;color:var(--text);font-family:inherit;font-size:.95em;font-weight:700;text-align:left;cursor:pointer;text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--nt-tint) 35%,transparent);text-underline-offset:4px}.nt-rv-map-topic:hover{text-decoration-color:var(--nt-tint)}.nt-rv-map-num,.nt-rv-topic-num{font-family:var(--font-mono),ui-monospace,monospace;font-size:max(12px,.72em);font-weight:600;color:var(--nt-dim);flex:0 0 auto;white-space:nowrap}.nt-rv-ideas{list-style:none;margin:2px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:2px 0;font-size:.86em;color:var(--nt-dim)}.nt-rv-ideas li:not(:last-child):after{content:"·";margin:0 8px;color:var(--nt-faint)}.nt-rv-fgroup,.nt-rv-topic{scroll-margin-top:16px}.nt-rv-topic+.nt-rv-topic{margin-top:44px;padding-top:30px;border-top:1px solid var(--nt-line)}.nt-rv-fgroup h2,.nt-rv-topic h2{display:flex;align-items:baseline;gap:10px;margin:0 0 18px;font-family:var(--font-headline),system-ui,sans-serif;font-size:1.22em;font-weight:800;letter-spacing:-.015em;line-height:1.3}.nt-rv-block+.nt-rv-block{margin-top:24px}.nt-rv-block-label{display:flex;align-items:center;gap:6px;margin:0 0 10px;font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--nt-dim)}.nt-rv-terms{margin:0;display:flex;flex-direction:column;gap:10px}.nt-rv-term dt{display:inline;font-weight:700}.nt-rv-term dt:after{content:" — ";font-weight:400;color:var(--nt-faint)}.nt-rv-term dd{display:inline;margin:0}.nt-rv-points{list-style:none;counter-reset:nt-rv-point;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}.nt-rv-points li{counter-increment:nt-rv-point;position:relative;padding-left:2.1em}.nt-rv-points li:before{content:counter(nt-rv-point);position:absolute;left:0;top:.12em;min-width:1.5em;font-family:var(--font-mono),ui-monospace,monospace;font-size:max(12px,.78em);font-weight:600;color:var(--nt-tint)}.nt-rv-laws{display:flex;flex-direction:column;gap:14px}.nt-rv-law{padding-left:14px;border-left:2px solid color-mix(in srgb,var(--nt-tint) 45%,transparent)}.nt-rv-doc .nt-rv-law-name{font-weight:700;margin-bottom:2px}.nt-rv-eqs{display:flex;flex-direction:column;gap:10px}.nt-rv-eq-label{font-size:.86em;color:var(--nt-dim)}.nt-rv-math--display{max-width:100%;overflow-x:auto;overflow-y:hidden}.nt-rv-math--display .katex-display{margin:.35em 0;text-align:left;overflow:visible}.nt-rv-math--display .katex-display>.katex{text-align:left}.nt-rv-doc .katex{white-space:normal}.nt-rv-doc .katex.nt-rv-math-wide{display:block;max-width:100%;overflow-x:auto;overflow-y:hidden;white-space:nowrap;padding:2px 0}.nt-rv-math-scroll{scrollbar-width:thin;scrollbar-color:var(--nt-faint) transparent}.nt-rv-math-scroll:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}.nt-rv-math-scroll[data-more-end]{-webkit-mask-image:linear-gradient(to right,var(--text) calc(100% - 32px),transparent);mask-image:linear-gradient(to right,var(--text) calc(100% - 32px),transparent)}.nt-rv-math-scroll[data-more-start]{-webkit-mask-image:linear-gradient(to right,transparent,var(--text) 32px);mask-image:linear-gradient(to right,transparent,var(--text) 32px)}.nt-rv-math-scroll[data-more-start][data-more-end]{-webkit-mask-image:linear-gradient(to right,transparent,var(--text) 32px,var(--text) calc(100% - 32px),transparent);mask-image:linear-gradient(to right,transparent,var(--text) 32px,var(--text) calc(100% - 32px),transparent)}.nt-rv-diagrams{display:flex;flex-direction:column;gap:14px}.nt-rv-diagram{display:flex;gap:12px;align-items:flex-start}.nt-rv-draw{flex-shrink:0;margin-top:.2em;padding:1px 8px;border-radius:9999px;border:1px solid var(--nt-line);font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--nt-dim)}.nt-rv-diagram-name{font-weight:700}.nt-rv-labels{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.nt-rv-labels li{padding:1px 9px;border-radius:9999px;background:var(--nt-soft-hi);font-size:.82em}.nt-rv-doc .nt-rv-tip{margin-top:6px;font-size:.9em;color:var(--nt-dim);font-style:italic}.nt-rv-fig{margin:0}.nt-rv-fig-frame{display:flex;justify-content:center;padding:14px;border:1px solid var(--nt-line);border-radius:14px;background:var(--manim-canvas)}.nt-rv-fig-open{position:relative;width:100%;color:var(--text);font:inherit;cursor:zoom-in}.nt-rv-fig-open:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.nt-rv-fig-zoom{position:absolute;top:8px;right:8px;display:grid;place-items:center;width:32px;height:32px;border-radius:9999px;border:1px solid var(--border);background:var(--surface-solid);color:var(--text);box-shadow:var(--shadow-1)}.nt-rv-fig-img{width:auto;max-width:100%;height:auto;max-height:min(340px,55vh);-o-object-fit:contain;object-fit:contain}.nt-rv-fig-caption{display:flex;gap:12px;align-items:flex-start;margin-top:10px}.nt-rv-fig-labels{list-style:none;margin:3px 0 0;padding:0;display:flex;flex-wrap:wrap;-moz-column-gap:.45em;column-gap:.45em;font-size:.86em;color:var(--nt-dim)}.nt-rv-fig-labels:before{content:attr(data-caption) ":";margin-right:.15em;color:var(--nt-faint)}.nt-rv-fig-labels li+li:before{content:"·";margin-right:.45em;color:var(--nt-faint)}.nt-rv-diff{border:1px solid var(--nt-line);border-radius:14px;overflow:hidden;font-size:.92em}.nt-rv-diff-row{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1fr) minmax(0,1fr);gap:0 14px;padding:10px 14px}.nt-rv-diff-row+.nt-rv-diff-row{border-top:1px solid var(--nt-line)}.nt-rv-diff-row--head{background:var(--nt-soft-hi);font-weight:700}.nt-rv-diff-feature{font-weight:700;color:var(--nt-dim)}.nt-rv-diff-row--head .nt-rv-diff-feature{color:var(--nt-dim);font-weight:600}@media (max-width:559.98px){.nt-rv-diff-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:4px 12px}.nt-rv-diff-feature{grid-column:1/-1;font-size:.86em}.nt-rv-diff-row--head .nt-rv-diff-feature{display:none}}.nt-rv-frames{display:flex;flex-direction:column;gap:14px}.nt-rv-frame{position:relative;padding:14px 16px;border-radius:14px;border:1px solid var(--nt-line);background:var(--nt-soft)}.nt-rv-marks{float:right;margin:0 0 6px 12px;padding:1px 9px;border-radius:9999px;background:color-mix(in srgb,var(--nt-tint) 14%,transparent);color:var(--text);font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;font-weight:700;white-space:nowrap}.nt-rv-doc .nt-rv-frame-q{font-weight:700;margin-bottom:10px}.nt-rv-steps{list-style:none;counter-reset:nt-rv-step;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}.nt-rv-steps li{counter-increment:nt-rv-step;display:grid;grid-template-columns:1.6em minmax(0,1fr) auto;gap:0 8px;align-items:baseline}.nt-rv-steps li:before{content:counter(nt-rv-step) ".";font-size:max(12px,.8em)}.nt-rv-steps li:after,.nt-rv-steps li:before{font-family:var(--font-mono),ui-monospace,monospace;color:var(--nt-dim)}.nt-rv-steps li:after{content:attr(data-marks);font-size:12px;white-space:nowrap}.nt-rv-steps[hidden]{display:none}.nt-rv-reveal{display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 14px;border:1px solid color-mix(in srgb,var(--nt-tint) 35%,transparent);border-radius:9999px;background:color-mix(in srgb,var(--nt-tint) 8%,transparent);color:var(--text);font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;transition:background .14s ease,border-color .14s ease}.nt-rv-reveal .material-symbols-outlined{color:var(--nt-tint)}.nt-rv-reveal:hover{background:color-mix(in srgb,var(--nt-tint) 14%,transparent)}.nt-rv-reveal:focus-visible{outline:2px solid var(--nt-tint);outline-offset:2px}.nt-rv-reveal[aria-expanded=true]{margin-top:12px;border-color:var(--nt-line);background:transparent;color:var(--nt-dim)}.nt-rv-reveal[aria-expanded=true] .material-symbols-outlined{color:var(--nt-dim)}@media (pointer:coarse){.nt-rv-reveal{min-height:44px}}.nt-rv-block--mark_losers .nt-rv-block-label{color:var(--nt-rv-caution)}.nt-rv-losers{list-style:none;margin:0;padding:12px 16px;border-radius:14px;border:1px solid color-mix(in srgb,var(--nt-rv-caution) 22%,transparent);background:color-mix(in srgb,var(--nt-rv-caution) 5%,transparent);display:flex;flex-direction:column;gap:8px}.nt-rv-losers li{position:relative;padding-left:16px}.nt-rv-losers li:before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:9999px;background:color-mix(in srgb,var(--nt-rv-caution) 70%,transparent)}.nt-rv-fgroup+.nt-rv-fgroup{margin-top:30px}.nt-rv-fgroup h2{font-size:1.05em;margin-bottom:8px}.nt-rv-formulas{margin:0;border-top:1px solid var(--nt-line)}.nt-rv-formula{display:grid;grid-template-columns:minmax(0,.42fr) minmax(0,1fr);gap:4px 18px;align-items:center;padding:8px 2px;border-bottom:1px solid var(--nt-line)}.nt-rv-formula dt{font-weight:600;font-size:.92em;color:var(--nt-dim)}.nt-rv-formula dd{margin:0;min-width:0}.nt-rv-formula .katex-display{margin:0}.nt-rv-condition{display:block;font-size:.82em;color:var(--nt-dim)}@media (max-width:559.98px){.nt-rv-formula{grid-template-columns:minmax(0,1fr)}}.nt-rv-mark{background:var(--nt-rv-mark);color:inherit;border-radius:3px;padding:0 1px;cursor:pointer;box-decoration-break:clone;-webkit-box-decoration-break:clone;transition:background .16s ease}.nt-rv-mark:focus-visible,.nt-rv-mark:hover{background:var(--nt-rv-mark-hi);outline:none}.nt-rv-mark[data-block]{display:block}@keyframes nt-rv-flash{0%,60%{background:color-mix(in srgb,var(--nt-tint) 16%,transparent)}to{background:transparent}}.nt-rv-flash{border-radius:8px;animation:nt-rv-flash 1.8s ease-out}.nt-rv-selbar{position:fixed;z-index:96;transform:translateX(-50%);display:flex;align-items:center;gap:2px;padding:4px;border-radius:9999px;border:1px solid var(--border);background:var(--surface-solid);color:var(--text);box-shadow:var(--shadow-2);animation:nt-rise .16s cubic-bezier(.22,1,.36,1)}.nt-rv-selbar--dock{left:50%;bottom:calc(14px + env(safe-area-inset-bottom));max-width:calc(100vw - 24px)}.nt-rv-selbtn{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 14px;border:none;border-radius:9999px;background:transparent;color:var(--text);font-family:inherit;font-size:13.5px;font-weight:600;white-space:nowrap;cursor:pointer}.nt-rv-selbtn:hover:not(:disabled){background:var(--nt-soft-hi,color-mix(in srgb,var(--text) 9%,transparent))}.nt-rv-selbtn:disabled{opacity:.6;cursor:default}.nt-rv-selbtn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.nt-rv-selbtn--icon{width:44px;padding:0;justify-content:center;color:var(--text-muted)}.nt-rv-selsep{width:1px;height:22px;background:var(--border);flex-shrink:0}.nt-rv-reader{position:fixed;inset:0;z-index:95;display:flex;flex-direction:column;background:var(--background);color:var(--text);animation:nt-rv-fade .2s ease-out}@keyframes nt-rv-fade{0%{opacity:0}to{opacity:1}}.nt-rv-reader :focus-visible{outline:2px solid var(--brand);outline-offset:2px}.nt-rv-reader-bottom,.nt-rv-reader-top{flex-shrink:0;display:flex;align-items:center;gap:6px;border-radius:0}.nt-rv-reader-top{position:relative;padding:calc(6px + env(safe-area-inset-top)) 8px 6px max(8px,env(safe-area-inset-left));border-bottom:1px solid var(--border)}.nt-rv-progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--nt-tint);transform-origin:left center;transform:scaleX(var(--nt-rv-progress,0));pointer-events:none}.nt-rv-reader-bottom{padding:6px max(10px,env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));border-top:1px solid var(--border)}.nt-rv-reader-heading{flex:1;min-width:0}.nt-rv-reader-title{margin:0;font-size:15px;font-weight:700;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nt-rv-icon-btn{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;border-radius:9999px;background:transparent;color:var(--text);cursor:pointer}.nt-rv-icon-btn:disabled{opacity:.35;cursor:default}.nt-rv-icon-btn:active:not(:disabled){background:color-mix(in srgb,var(--text) 9%,transparent)}.nt-rv-reader-bottom .nt-rv-docseg{flex:1;min-width:0}.nt-rv-reader-bottom .nt-rv-docseg button{flex:1 1 0%;min-width:0;min-height:44px;padding:0 6px;font-size:13.5px}.nt-rv-size{display:flex}.nt-rv-topics-scrim{z-index:97}.nt-rv-topics-head{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 0 6px 8px}.nt-rv-topics-title{margin:0;font-size:16px;font-weight:700;line-height:1.3}.nt-rv-pages{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;padding:12px 6px 32px}@media (min-width:480px){.nt-rv-pages{padding:14px 10px 32px}}.nt-rv-pages>.nt-rv-loading,.nt-rv-pages>.nt-rv-state{margin:0 auto}.nt-rv-doc--pages{max-width:66ch;margin:0 auto;display:flex;flex-direction:column;gap:14px;font-size:calc(17px * var(--nt-rv-scale));line-height:1.65}.nt-rv-sheet{padding:18px 12px 14px;border-radius:12px;border:1px solid var(--border);background:var(--surface-solid);box-shadow:var(--shadow-1)}@media (min-width:480px){.nt-rv-sheet{padding:26px 30px 18px}}.nt-rv-runhead{display:flex;justify-content:space-between;gap:12px;margin-bottom:18px;padding-bottom:8px;border-bottom:1px solid var(--nt-line,var(--border));font-family:var(--font-mono),ui-monospace,monospace;font-size:12px;color:var(--text-muted)}.nt-rv-runhead 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.st-page{--st-ok:var(--feedback-correct-300);--st-warn:var(--feedback-caution-300);--st-danger:var(--feedback-danger-300);--st-tint-account:var(--pal-primary-fixed-dim);--st-tint-guardian:var(--palette-teal-300);--st-tint-learning:var(--palette-emerald-300);--st-tint-notifications:var(--palette-amber-300);--st-tint-appearance:var(--palette-fuchsia-300);--st-tint-help:var(--palette-sky-300)}.st-tint-account{--st-tint:var(--st-tint-account)}.st-tint-guardian{--st-tint:var(--st-tint-guardian)}.st-tint-learning{--st-tint:var(--st-tint-learning)}.st-tint-notifications{--st-tint:var(--st-tint-notifications)}.st-tint-appearance{--st-tint:var(--st-tint-appearance)}.st-tint-help{--st-tint:var(--st-tint-help)}@keyframes st-rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes st-spin{to{transform:rotate(1turn)}}.st-rise{animation:st-rise .26s cubic-bezier(.22,1,.36,1) 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saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid var(--st-line)}.st-back{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;border:none;background:transparent;color:var(--text);cursor:pointer}.st-back:hover{background:var(--st-soft)}.st-mobile-titles{flex:1;min-width:0}.st-mobile-title{display:block;margin:0;line-height:1.25;font-family:Plus Jakarta Sans,system-ui,sans-serif;font-size:17px;font-weight:800;letter-spacing:-.02em}.st-mobile-kicker{display:block;font-size:12px;color:var(--st-dim);margin-top:1px}.st-save,.st-save-slot{flex-shrink:0;display:flex;align-items:center}.st-save{gap:6px;min-height:32px;padding:0 12px;border-radius:9999px;border:1px solid color-mix(in oklab,var(--st-ok) 32%,transparent);background:color-mix(in oklab,var(--st-ok) 12%,transparent);color:var(--st-ok);font-size:12px;font-weight:600;font-family:inherit;white-space:nowrap}.st-save--busy{border-color:var(--st-line);background:var(--st-soft);color:var(--st-dim)}.st-save--error{min-height:44px;border-color:color-mix(in oklab,var(--st-danger) 34%,transparent);background:color-mix(in oklab,var(--st-danger) 12%,transparent);color:var(--st-danger);cursor:pointer}.st-body{flex:1;min-height:0;display:flex;gap:26px;padding:16px 14px 40px}@media (min-width:1024px){.st-body{padding:22px 34px 40px}}.st-rail{display:none}@media (min-width:1024px){.st-rail{width:248px;flex-shrink:0;display:flex;flex-direction:column;gap:4px;padding:10px;border-radius:18px;align-self:flex-start;position:sticky;top:22px}}.st-rail-item{display:flex;align-items:center;gap:11px;width:100%;min-height:56px;padding:9px 11px;border-radius:14px;border:1px solid transparent;background:transparent;cursor:pointer;text-align:left;font-family:inherit;transition:background .16s,border-color 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var(--st-line);min-width:0}.st-field-label{display:block;font-size:12px;color:var(--st-dim);font-weight:600;margin-bottom:4px}.st-field-value{font-size:13.5px;font-weight:600;color:var(--text);overflow-wrap:anywhere}.st-card-row{display:flex;align-items:flex-start;gap:12px}.st-icon-btn{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;border:1px solid var(--st-line);background:var(--st-soft);color:var(--st-dim);font-family:inherit;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.st-icon-btn:hover{background:color-mix(in oklab,var(--brand) 13%,transparent);border-color:color-mix(in oklab,var(--brand) 30%,transparent);color:var(--brand)}.st-field--edit{padding-bottom:0;border-bottom:none}.st-input{display:block;width:100%;min-height:44px;padding:0 12px;border-radius:12px;border:1px solid var(--st-line);background:var(--st-soft);color:var(--text);font-family:inherit;font-size:16px;font-weight:600}@media 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span{position:absolute;top:2px;left:2px;width:22px;height:22px;border-radius:9999px;background:var(--pal-on-primary);box-shadow:0 2px 7px color-mix(in srgb,var(--shade-ink) 35%,transparent);transition:transform .18s}.st-notif-row[aria-checked=true] .st-switch span{transform:translateX(20px)}.st-theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}@media (min-width:1024px){.st-theme-grid{gap:13px}}.st-theme{display:flex;flex-direction:column;gap:10px;padding:10px;border-radius:16px;border:1px solid var(--st-line);background:var(--st-soft);color:inherit;font-family:inherit;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s}.st-theme:hover{background:var(--st-soft-hi)}.st-theme[aria-pressed=true]{border-color:color-mix(in oklab,var(--brand) 45%,transparent);background:color-mix(in oklab,var(--brand) 11%,transparent);box-shadow:0 0 0 3px color-mix(in oklab,var(--brand) 10%,transparent)}.st-theme-prev{position:relative;display:block;height:74px;border-radius:11px;overflow:hidden;border:1px solid var(--st-line)}@media (min-width:1024px){.st-theme-prev{height:96px}}.st-theme-prev i{position:absolute;display:block}.st-theme-prev .st-p-bar{top:8px;left:8px;right:8px;height:10px;border-radius:5px}.st-theme-prev .st-p-card{top:25px;left:8px;right:8px;bottom:8px;border-radius:9px;border:1px solid color-mix(in srgb,var(--mode-preview-glass) 14%,transparent)}.st-theme-prev .st-p-accent{bottom:16px;left:16px;width:34px;height:6px;border-radius:9999px}.st-theme-light .st-theme-prev{background:linear-gradient(160deg,var(--mode-preview-light-from),var(--mode-preview-light-to))}.st-theme-light .st-p-bar{background:color-mix(in srgb,var(--mode-preview-light-bar) 16%,transparent)}.st-theme-light .st-p-card{background:color-mix(in srgb,var(--mode-preview-glass) 86%,transparent)}.st-theme-light .st-p-accent{background:var(--mode-preview-light-accent)}.st-theme-dark 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.st-theme-name{font-weight:700;color:var(--text)}.st-theme-tick{color:var(--brand)}.st-hint{margin:15px 0 0;font-size:12px;color:var(--st-dim)}.st-row-link{display:flex;align-items:center;gap:14px;padding:16px;border-radius:18px;color:inherit;text-decoration:none}@media (min-width:1024px){.st-row-link{padding:16px 20px}}.st-row-link:hover{border-color:color-mix(in oklab,var(--brand) 30%,transparent)}.st-row-title{display:block;font-size:13.5px;font-weight:700;color:var(--text)}.st-row-desc{display:block;font-size:12px;color:var(--st-dim);margin-top:2px;text-wrap:pretty}.st-chevron{flex-shrink:0;color:var(--st-dim)}.st-flex{flex:1;min-width:0}.st-sub-label{margin:20px 0 10px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.st-skin-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}@media 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var(--preview-sketchbook-ink);background:var(--preview-sketchbook-card)}.st-skin-sketchbook .st-s-card{border-radius:10px 14px 9px 12px;background:var(--preview-sketchbook-wash);border:1.5px solid var(--preview-sketchbook-ink);box-shadow:2px 3px 0 var(--preview-sketchbook-ink)}.st-skin-sketchbook .st-s-btn{border-radius:7px 9px 6px 8px;border:1.5px solid var(--preview-sketchbook-ink);background:var(--preview-sketchbook-brand)}.st-skin-dot{width:16px;height:16px;border-radius:50%;flex-shrink:0}.st-skin-dot-frost{background:linear-gradient(135deg,var(--preview-frost-violet),var(--preview-frost-orange))}.st-skin-dot-classroom{background:linear-gradient(135deg,var(--preview-classroom-to) 50%,var(--preview-classroom-ink) 50%);border:1px solid var(--preview-classroom-dot-edge)}.st-skin-dot-sketchbook{background:linear-gradient(135deg,var(--preview-sketchbook-wash) 50%,var(--preview-sketchbook-brand) 50%);border:1.5px solid var(--preview-sketchbook-ink)}