:root[data-ln-palette=v2]{--family-learn-ink:var(--section-learn-ink);--family-learn-bg:var(--section-learn-soft);--family-lesson-ink:var(--section-learn-ink);--family-lesson-bg:var(--section-learn-soft);--family-calculator-ink:var(--section-tools-ink);--family-calculator-bg:var(--section-tools-soft);--family-nism-ink:var(--section-nism-ink);--family-nism-bg:var(--section-nism-soft);--family-reference-ink:var(--section-reference-ink);--family-reference-bg:var(--section-reference-soft);--canvas:#f4f7fc;--surface:#fff;--surface-soft:#eef4fb;--surface-inverse:#14224a;--surface-inverse-soft:#1e3163;--ink:#101827;--text:#22324a;--muted:#53677f;--on-inverse:#eef3ff;--on-inverse-muted:#b8c6e6;--line:#d8e2ee;--line-control:#74859c;--line-inverse:#33497d;--accent:#315ee9;--accent-hover:#244bd0;--on-accent:#fff;--accent-strong:#2449c7;--accent-soft:#e6eeff;--action-secondary-bg:#e6eeff;--action-secondary-ink:#2449c7;--action-explore-bg:#ffedd5;--action-explore-ink:#92400e;--action-explore-fill:#92400e;--action-on-explore:#fff;--focus:#315ee9;--focus-on-inverse:#9ab7ff;--gain:#087b69;--gain-bar:#0e8a78;--loss:#b42331;--loss-bar:#c2553a;--candle-up:#26a599;--candle-down:#ef5350;--zero:var(--muted);--info-bg:#eef4ff;--info-line:#cbd8f0;--info-ink:#1e3a8a;--caution-bg:#fffbeb;--caution-line:#f5d98f;--caution-ink:#92400e;--danger-bg:#fff1f1;--danger-line:#f3cfd2;--danger-ink:#b42331;--success-bg:#e8f6f0;--success-ink:#0f7a55;--qualifier-bg:#fff7e6;--qualifier-ink:#7a4b00;--disabled-bg:#e5edf7;--disabled-ink:#56697e;--brand-mark-bg:#14224a;--brand-mark-ink:#fff;--brand-mark-change:#f0ba5b;--brand-mark-edge:transparent;--brand-word-learn:var(--accent);--brand-word-nifty:var(--ink);--brand-word-learn-on-inverse:#9ab7ff;--brand-word-nifty-on-inverse:var(--on-inverse);--icon-accent:var(--accent);--scrim:#0b12207a;--chain-itm-bg:#14224a0a;--chain-call-band:#0f6680;--chain-call-on:#fff;--chain-call-tint:#f0f8fb;--chain-call-bar:#0f6680;--chain-call-ink:#0b5266;--chain-put-band:#b03c20;--chain-put-on:#fff;--chain-put-tint:#fdf4f0;--chain-put-bar:#c0502f;--chain-put-ink:#9a3412;--chain-call-wash:#f4fafc;--chain-put-wash:#fdf7f4;--cycle-bg:#f1edff;--cycle-ink:#5b3fb0;--feature-1-soft:#eaf0ff;--feature-1-ink:#2449c7;--feature-1-mark:#315ee9;--feature-2-soft:#e5f6f1;--feature-2-ink:#0b6b5c;--feature-2-mark:#0e8a78;--feature-3-soft:#f1edff;--feature-3-ink:#5b3fb0;--feature-3-mark:#6952b4;--feature-4-soft:#fff1e0;--feature-4-ink:#8a3c00;--feature-4-mark:#c2610c;--feature-5-soft:#e8eef8;--feature-5-ink:#23406e;--feature-5-mark:#4a6fa8;--feature-6-soft:#e0f4f9;--feature-6-ink:#0b5f75;--feature-6-mark:#0e7c99;--feature-7-soft:#e9eef4;--feature-7-ink:#334457;--feature-7-mark:#5b7290;--feature-1-solid:#3565e9;--feature-1-solid-hover:#2449c7;--feature-2-solid:#0a7f54;--feature-2-solid-hover:#086646;--feature-3-solid:#7c59cf;--feature-3-solid-hover:#5b3fb0;--feature-4-solid:#b15505;--feature-4-solid-hover:#8a3c00;--feature-5-solid:#3a5f99;--feature-5-solid-hover:#2d4b7a;--feature-6-solid:#0c7997;--feature-6-solid-hover:#0b5f75;--feature-7-solid:#4a5f78;--feature-7-solid-hover:#3a4c62;--on-feature-solid:#fff;--pt-canvas:#f3f5f8;--pt-card:#fbfcfd;--pt-card-soft:#eef1f5;--pt-card-raised:#fff;--pt-line:#e1e6ed;--pt-line-strong:#cfd6e0;--pt-shadow:0 1px 2px #1b24330a, 0 1px 3px #1b24330a;--pt-shadow-raised:0 10px 30px #1b24331f, 0 2px 6px #1b24330f;--trade-buy:#1d7a53;--trade-sell:#b9434b;--on-trade:#fff;--trade-buy-soft:#e6f4ed;--trade-buy-ink:#17694a;--trade-sell-soft:#fbeaeb;--trade-sell-ink:#a8353d;--answer-right-solid:#0e7e4a;--answer-wrong-solid:#d42534;--on-answer-solid:#fff;--section-paper-soft:var(--feature-5-soft);--section-paper-ink:var(--feature-5-ink);--section-paper-mark:var(--feature-5-mark);--section-paper-solid:var(--feature-5-solid);--section-paper-solid-hover:var(--feature-5-solid-hover);--section-nism-soft:var(--feature-1-soft);--section-nism-ink:var(--feature-1-ink);--section-nism-mark:var(--feature-1-mark);--section-nism-solid:var(--feature-1-solid);--section-nism-solid-hover:var(--feature-1-solid-hover);--section-learn-soft:var(--feature-2-soft);--section-learn-ink:var(--feature-2-ink);--section-learn-mark:var(--feature-2-mark);--section-learn-solid:var(--feature-2-solid);--section-learn-solid-hover:var(--feature-2-solid-hover);--section-labs-soft:var(--feature-3-soft);--section-labs-ink:var(--feature-3-ink);--section-labs-mark:var(--feature-3-mark);--section-labs-solid:var(--feature-3-solid);--section-labs-solid-hover:var(--feature-3-solid-hover);--section-tools-soft:var(--feature-4-soft);--section-tools-ink:var(--feature-4-ink);--section-tools-mark:var(--feature-4-mark);--section-tools-solid:var(--feature-4-solid);--section-tools-solid-hover:var(--feature-4-solid-hover);--section-reference-soft:var(--feature-6-soft);--section-reference-ink:var(--feature-6-ink);--section-reference-mark:var(--feature-6-mark);--section-reference-solid:var(--feature-6-solid);--section-reference-solid-hover:var(--feature-6-solid-hover);--section-games-soft:var(--feature-7-soft);--section-games-ink:var(--feature-7-ink);--section-games-mark:var(--feature-7-mark);--section-games-solid:var(--feature-7-solid);--section-games-solid-hover:var(--feature-7-solid-hover);--section-site-soft:var(--feature-1-soft);--section-site-ink:var(--feature-1-ink);--section-site-mark:var(--feature-1-mark);--section-site-solid:var(--feature-1-solid);--section-site-solid-hover:var(--feature-1-solid-hover);--section-soft:var(--section-site-soft);--section-ink:var(--section-site-ink);--section-mark:var(--section-site-mark);--section-solid:var(--section-site-solid);--section-solid-hover:var(--section-site-solid-hover);--section-on-solid:var(--on-feature-solid);--section-edge:inset 0 .3125rem 0 var(--section-site-solid);--unknown-pattern:repeating-linear-gradient(45deg, var(--line) 0 1px, transparent 1px 4px);--picture-dim:1;--series-original:#315ee9;--series-experiment:#b45309;--series-reference:#64748b;--series-4:#6952b4;--series-5:#0e7490;--chart-grid:#e5ecf6;--chart-zero:var(--line-control);--rgb-canvas:244 247 252;--rgb-surface:255 255 255;--rgb-surface-soft:238 244 251;--rgb-ink:16 24 39;--rgb-text:34 50 74;--rgb-muted:83 103 127;--rgb-line:216 226 238;--rgb-accent:49 94 233;--rgb-accent-strong:36 73 199;--rgb-gain:8 123 105;--rgb-loss:180 35 49;--rgb-shadow:16 24 39;--font-sans:"LN Inter", "LN Inter Fallback", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--weight-regular:400;--weight-semibold:600;--weight-bold:700;--type-display:clamp(2.125rem, 1.4rem + 3vw, 3.5rem);--lh-display:1.08;--tracking-display:-.02em;--type-h1:clamp(1.75rem, 1.3rem + 1.9vw, 2.5rem);--lh-h1:1.15;--tracking-h1:-.015em;--type-h2:clamp(1.375rem, 1.2rem + .75vw, 1.75rem);--lh-h2:1.25;--type-h3:1.125rem;--lh-h3:1.3;--type-lede:1.125rem;--lh-lede:1.6;--type-reading:1.0625rem;--lh-reading:1.65;--type-body:1rem;--lh-body:1.5;--type-small:.875rem;--lh-small:1.5;--type-label:.8125rem;--lh-label:1.4;--type-micro:.75rem;--lh-micro:1.35;--tracking-micro:.06em;--figure-xl:2.125rem;--lh-figure-xl:1.1;--figure-lg:1.5rem;--lh-figure-lg:1.2;--figure-md:1.25rem;--lh-figure-md:1.25;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--space-7:3rem;--space-8:4rem;--space-9:6rem;--section-gap:2.5rem;--block-gap:1rem;--card-pad:1rem;--radius-xs:6px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px;--elev-0:0 0 0 1px var(--line);--elev-1:0 1px 2px #1018270f;--elev-2:0 12px 32px #1018271a;--elev-3:0 24px 64px #1018272e;--container:77.5rem;--gutter-sm:1rem;--gutter-md:1.5rem;--gutter-lg:2rem;--measure:36rem;--wide:45rem;--rail:17.5rem;--workspace-max:105rem;--header-h:3.5rem;--appbar-h:3rem;--dur-1:.12s;--dur-2:.2s;--dur-reduced:.01ms;--ease-out:cubic-bezier(.2, .8, .2, 1);--focus-width:3px;--focus-offset:2px;--target:44px;--z-sticky:20;--z-header:30;--z-dropdown:40;--z-dialog:60;--z-toast:80;--print-paper:#fff;--print-ink:#101827;--print-text:#22324a;--print-surface-soft:#eef4fb;--print-margin:16mm;--print-legal-size:.75rem;--print-rule:1px}:root[data-ln-palette=v2].dark{--canvas:#0b1220;--surface:#121e31;--surface-soft:#18263c;--surface-inverse:#0f1a33;--surface-inverse-soft:#16264a;--ink:#edf3ff;--text:#d7e2f5;--muted:#a9bbd5;--on-inverse:#edf3ff;--on-inverse-muted:#b8c6e6;--line:#2a3b57;--line-control:#6f84a6;--line-inverse:#33497d;--accent:#7ea2ff;--accent-hover:#9ab7ff;--on-accent:#0b1220;--accent-strong:#9ab7ff;--accent-soft:#1b2b45;--action-secondary-bg:#1b2b45;--action-secondary-ink:#9ab7ff;--action-explore-bg:#2a2416;--action-explore-ink:#f0c878;--action-explore-fill:#f0c878;--action-on-explore:#0b1220;--focus:#9ab7ff;--focus-on-inverse:#9ab7ff;--gain:#5bddc4;--gain-bar:#34b89f;--loss:#f39a9a;--loss-bar:#f0a07c;--candle-up:#2ea89b;--candle-down:#e9625e;--info-bg:#15233d;--info-line:#2c4470;--info-ink:#cddcff;--caution-bg:#2a2416;--caution-line:#5a4a24;--caution-ink:#f0c878;--danger-bg:#36191d;--danger-line:#5e2b33;--danger-ink:#f39a9a;--success-bg:#12291f;--success-ink:#7fd9b0;--qualifier-bg:#2a2416;--qualifier-ink:#f0c878;--disabled-bg:#17243a;--disabled-ink:#8a9ab2;--brand-mark-bg:#14224a;--brand-mark-ink:#fff;--brand-mark-change:#f0ba5b;--brand-mark-edge:#33497d;--brand-word-learn:var(--accent);--brand-word-nifty:var(--ink);--brand-word-learn-on-inverse:#9ab7ff;--brand-word-nifty-on-inverse:var(--on-inverse);--scrim:#0009;--chain-itm-bg:#edf3ff0d;--chain-call-band:#5cc6de;--chain-call-on:#0b1220;--chain-call-tint:#13283a;--chain-call-bar:#5cc6de;--chain-call-ink:#8fdcec;--chain-put-band:#f2a07e;--chain-put-on:#0b1220;--chain-put-tint:#2a1f26;--chain-put-bar:#f2a07e;--chain-put-ink:#f6b89c;--chain-call-wash:#172129;--chain-put-wash:#1e1a20;--cycle-bg:#241f3d;--cycle-ink:#c9bcff;--feature-1-soft:#18284a;--feature-1-ink:#9ab7ff;--feature-1-mark:#7ea2ff;--feature-2-soft:#122b28;--feature-2-ink:#6fe0c8;--feature-2-mark:#34b89f;--feature-3-soft:#231e3c;--feature-3-ink:#c9bcff;--feature-3-mark:#a78bfa;--feature-4-soft:#2c2214;--feature-4-ink:#f6c27a;--feature-4-mark:#e7a54a;--feature-5-soft:#1b2433;--feature-5-ink:#b7c8e6;--feature-5-mark:#7f9ccc;--feature-6-soft:#0f2a33;--feature-6-ink:#86dbee;--feature-6-mark:#3cb8d6;--feature-7-soft:#1c2633;--feature-7-ink:#b8c7da;--feature-7-mark:#8ea3be;--feature-1-solid:#3c6ae9;--feature-1-solid-hover:#3565e9;--feature-2-solid:#0b8256;--feature-2-solid-hover:#0a7f54;--feature-3-solid:#7f5dd0;--feature-3-solid-hover:#7c59cf;--feature-4-solid:#b85805;--feature-4-solid-hover:#b15505;--feature-5-solid:#4e72ad;--feature-5-solid-hover:#3f5f93;--feature-6-solid:#0d7d9c;--feature-6-solid-hover:#0c7997;--feature-7-solid:#5f7590;--feature-7-solid-hover:#4a5f78;--on-feature-solid:#fff;--pt-canvas:#0f131a;--pt-card:#161b24;--pt-card-soft:#1c222d;--pt-card-raised:#1c222d;--pt-line:#252c38;--pt-line-strong:#343d4d;--pt-shadow:0 1px 2px #0000004d;--pt-shadow-raised:0 16px 40px #00000080, 0 0 0 1px #2a3240;--trade-buy:#1e7a55;--trade-sell:#b8474e;--on-trade:#fff;--trade-buy-soft:#1a3029;--trade-buy-ink:#7fd1ac;--trade-sell-soft:#36202a;--trade-sell-ink:#f0989d;--answer-right-solid:#0f834d;--answer-wrong-solid:#db313f;--on-answer-solid:#fff;--picture-dim:.88;--series-original:#7ea2ff;--series-experiment:#f0ba5b;--series-reference:#94a3b8;--series-4:#c4b5fd;--series-5:#67e8f9;--chart-grid:#22314c;--rgb-canvas:11 18 32;--rgb-surface:18 30 49;--rgb-surface-soft:24 38 60;--rgb-ink:237 243 255;--rgb-text:215 226 245;--rgb-muted:169 187 213;--rgb-line:42 59 87;--rgb-accent:126 162 255;--rgb-accent-strong:154 183 255;--rgb-gain:91 221 196;--rgb-loss:243 154 154;--rgb-shadow:0 0 0;--elev-1:0 1px 2px #00000059, 0 0 0 1px var(--line);--elev-2:0 12px 32px #00000080, 0 0 0 1px var(--line);--elev-3:0 24px 64px #0009, 0 0 0 1px var(--line);--print-paper:#fff;--print-ink:#101827;--print-text:#22324a;--print-surface-soft:#eef4fb;--print-margin:16mm;--print-legal-size:.75rem;--print-rule:1px}@media (min-width:768px){:root[data-ln-palette=v2]{--type-h3:1.25rem;--figure-xl:2.5rem;--section-gap:4rem;--block-gap:1.5rem;--card-pad:1.5rem;--header-h:4rem;--appbar-h:3.5rem}}@media (prefers-reduced-motion:reduce){:root[data-ln-palette=v2]{--dur-1:.01ms;--dur-2:.01ms}}
:where(:root[data-ln-palette=v2]) body:has(>.ln-app){background:var(--canvas);color:var(--text);font-family:var(--font-sans);font-variant-numeric:tabular-nums lining-nums}:where(:root[data-ln-palette=v2]) :where(.ln-app){color:var(--text);font-family:var(--font-sans);font-size:var(--type-body);line-height:var(--lh-body);font-variant-numeric:tabular-nums lining-nums}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(h1,h2,h3,h4):not(:where(.ln-legacy-island,.ln-legacy-island *)){color:var(--ink);font-weight:var(--weight-semibold);text-wrap:balance}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(h1):not(:where(.ln-legacy-island,.ln-legacy-island *)){font-size:var(--type-h1);line-height:var(--lh-h1);letter-spacing:var(--tracking-h1);font-weight:var(--weight-bold)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(h2):not(:where(.ln-legacy-island,.ln-legacy-island *)){font-size:var(--type-h2);line-height:var(--lh-h2)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(h3):not(:where(.ln-legacy-island,.ln-legacy-island *)){font-size:var(--type-h3);line-height:var(--lh-h3)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(a):not(:where(.ln-legacy-island,.ln-legacy-island *)){color:var(--accent);text-underline-offset:.15em}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(a:hover):not(:where(.ln-legacy-island,.ln-legacy-island *)){color:var(--accent-hover)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(ul[role=list],ol[role=list]):not(:where(.ln-legacy-island,.ln-legacy-island *)){padding:0;list-style:none}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(table):not(:where(.ln-legacy-island,.ln-legacy-island *)){border-collapse:collapse;font-variant-numeric:tabular-nums lining-nums}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where(small):not(:where(.ln-legacy-island,.ln-legacy-island *)){font-size:var(--type-small)}:where(:root[data-ln-palette=v2]) :where(.ln-app) ::selection{background:var(--accent-soft);color:var(--ink)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :focus-visible{outline:var(--focus-width) solid var(--focus);outline-offset:var(--focus-offset)}:where(:root[data-ln-palette=v2]) :where(.ln-app) :where([data-surface=inverse]) :focus-visible{outline-color:var(--focus-on-inverse)}@media (prefers-reduced-motion:reduce){:where(:root[data-ln-palette=v2]) :where(.ln-app) *,:where(:root[data-ln-palette=v2]) :where(.ln-app) :before,:where(:root[data-ln-palette=v2]) :where(.ln-app) :after{animation-duration:var(--dur-reduced)!important;scroll-behavior:auto!important;transition-duration:var(--dur-reduced)!important;animation-iteration-count:1!important}}
:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]){color:var(--text);font-size:var(--type-reading);line-height:var(--lh-reading);max-width:var(--measure)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(p,ul,ol,dl,blockquote,figure,table){margin-block:0 var(--space-4)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(h2){color:var(--ink);font-size:var(--type-h2);line-height:var(--lh-h2);margin-block:var(--space-7) var(--space-3)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(h3){color:var(--ink);font-size:var(--type-h3);line-height:var(--lh-h3);margin-block:var(--space-5) var(--space-2)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(h2,h3):first-child{margin-block-start:0}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(ul,ol){padding-inline-start:var(--space-5)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(li+li){margin-block-start:var(--space-2)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(a){color:var(--accent);text-underline-offset:.15em;text-decoration:underline}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(strong){color:var(--ink);font-weight:var(--weight-semibold)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(blockquote){border-inline-start:var(--space-1) solid var(--line);color:var(--text);padding-inline-start:var(--space-4)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(code,kbd){font-family:var(--font-mono);font-size:var(--type-small)}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(table){border-collapse:collapse;font-size:var(--type-small);width:100%}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(th,td){border-block-end:1px solid var(--line);padding:var(--space-2) var(--space-3);text-align:start}:where(:root[data-ln-palette=v2] .ln-app [data-ln-prose]) :where(th){background:var(--surface-soft);color:var(--ink);font-size:var(--type-label);font-weight:var(--weight-semibold)}
:root[data-ln-palette=v2] :is(.ln-site,.ln-app){--ln-bg:var(--canvas);--ln-surface:var(--surface);--ln-soft:var(--surface-soft);--ln-ink:var(--ink);--ln-text:var(--text);--ln-muted:var(--muted);--ln-line:var(--line);--ln-line-strong:var(--line-control);--ln-accent-line:var(--line-control);--ln-green:var(--accent);--ln-green-hover:var(--accent-hover);--ln-on-green:var(--on-accent);--ln-focus:var(--focus);--ln-lime:var(--focus-on-inverse);--ln-deep:var(--surface-inverse);--ln-deep-tag-bg:var(--surface-inverse-soft);--ln-deep-tag-line:var(--line-inverse);--ln-on-deep:var(--on-inverse);--ln-on-deep-muted:var(--on-inverse-muted);--ln-bar-gain:var(--gain-bar);--ln-bar-loss:var(--loss-bar);--ln-bar-track:var(--chart-grid);--ln-red:var(--loss);--ln-red-soft:var(--danger-bg);--ln-red-line:var(--danger-line);--ln-blue:var(--series-4);--ln-blue-soft:var(--accent-soft);--ln-blue-line:var(--line);--ln-notice-bg:var(--info-bg);--ln-notice-ink:var(--info-ink);--ln-notice-line:var(--info-line);--ln-warn-bg:var(--caution-bg);--ln-warn-ink:var(--caution-ink);--ln-warn-line:var(--caution-line);--ln-gold-soft:var(--qualifier-bg);--ln-gold-ink:var(--qualifier-ink);--ln-gold-line:var(--caution-line);--ln-changed-bg:var(--info-bg);--ln-changed-line:var(--line-control);--ln-case-back:var(--surface-soft);--ln-case-back-line:var(--line);--ln-header-bg:var(--surface);--ln-shadow:var(--elev-2);--ln-font:var(--font-sans);--ln-mono:var(--font-mono);--ln-radius:var(--radius-lg);--ln-max:var(--container);--mock-bg:var(--canvas);--mock-surface:var(--surface);--mock-surface-2:var(--surface-soft);--mock-surface-3:var(--surface-soft);--mock-border:var(--line);--mock-border-soft:var(--line);--mock-border-strong:var(--line-control);--mock-ink:var(--ink);--mock-ink-2:var(--text);--mock-muted:var(--muted);--mock-faint:var(--muted);--mock-blue:var(--accent);--mock-blue-dark:var(--accent-strong);--mock-on-blue:var(--on-accent);--mock-green:var(--gain);--mock-red:var(--loss);--mock-indigo:var(--series-4);--mock-warn-bg:var(--caution-bg);--mock-warn-border:var(--caution-line);--mock-warn-ink:var(--caution-ink);--public-ink:var(--ink);--public-ink-2:var(--text);--public-muted:var(--muted);--public-faint:var(--muted);--public-surface:var(--surface);--public-surface-2:var(--surface-soft);--public-surface-3:var(--surface-soft);--public-border:var(--line);--public-border-strong:var(--line-control);--public-blue:var(--accent);--public-blue-dark:var(--accent-strong);--public-green:var(--gain);--public-red:var(--loss);--public-amber:var(--caution-ink);--learning-v9-canvas:var(--canvas);--learning-v9-surface:var(--surface);--learning-v9-surface-raised:var(--surface-soft);--learning-v9-border:var(--line);--learning-v9-border-strong:var(--line-control);--learning-v9-ink:var(--ink);--learning-v9-ink-soft:var(--text);--learning-v9-muted:var(--muted);--learning-v9-accent:var(--accent);--learning-v9-accent-hover:var(--accent-hover);--learning-v9-accent-ink:var(--on-accent);--learning-v9-accent-soft:var(--accent-soft);--learning-v9-accent-strong:var(--accent-strong);--learning-v9-link:var(--accent);--learning-v9-kicker:var(--series-4);--learning-v9-series:var(--gain);--learning-v9-positive:var(--gain);--learning-v9-focus:var(--focus);--learning-v9-progress-track:var(--chart-grid);--learning-v9-warning:var(--caution-ink);--learning-v9-disabled-surface:var(--disabled-bg);--learning-v9-disabled-ink:var(--disabled-ink);--color-ink:var(--rgb-ink);--color-muted:var(--rgb-muted);--color-paper:var(--rgb-canvas);--color-panel:var(--rgb-surface);--color-line:var(--rgb-line);--color-copper:var(--rgb-accent);--color-moss:var(--rgb-gain);--color-danger:var(--rgb-loss);--color-slatebrand:var(--rgb-ink);--shadow-soft:var(--rgb-shadow);--body-bg:var(--canvas);--body-warm:transparent;--body-cool:transparent;--interactive-hover-bg:var(--accent-soft);--interactive-hover-ink:var(--rgb-accent-strong);--interactive-hover-muted:var(--rgb-text);--interactive-hover-line:var(--rgb-accent);--interactive-hover-glow:var(--rgb-accent);--font-reading:var(--font-sans)}:root[data-ln-palette=v2] :is(.ln-site,.ln-app) :is(.lv-page,.lv-hues){--lv-amber:var(--rgb-accent);--lv-amber-ink:var(--rgb-accent-strong);--lv-copper-ink:var(--rgb-accent-strong);--lv-indigo:var(--rgb-accent);--lv-indigo-ink:var(--rgb-accent-strong);--lv-moss-ink:var(--rgb-accent-strong);--lv-plum:var(--rgb-accent);--lv-plum-ink:var(--rgb-accent-strong);--lv-rust:var(--rgb-accent);--lv-rust-ink:var(--rgb-accent-strong);--lv-sky:var(--rgb-accent);--lv-sky-ink:var(--rgb-accent-strong);--lv-teal:var(--rgb-accent);--lv-teal-ink:var(--rgb-accent-strong);--lv-violet:var(--rgb-accent);--lv-violet-ink:var(--rgb-accent-strong)}:root[data-ln-palette=v2] :is(.ln-site,.ln-app) .tx-page{--tx-amber:var(--rgb-accent);--tx-violet:var(--rgb-accent)}
@font-face{font-family:LN Inter;src:url(/fonts/inter-latin-wght.76a7b87f540b.woff2)format("woff2");font-style:normal;font-weight:400 700;font-display:swap}@font-face{font-family:LN Inter Fallback;src:local(Arial);size-adjust:106.4%;ascent-override:91.05%;descent-override:22.67%;line-gap-override:0%}
@media print{@page ln-public{margin:var(--print-margin);background:var(--print-paper)}.ln-app{page:ln-public;--canvas:var(--print-paper);--surface:var(--print-paper);--surface-soft:var(--print-paper);--surface-inverse:var(--print-paper);--surface-inverse-soft:var(--print-paper);--accent-soft:var(--print-paper);--info-bg:var(--print-paper);--caution-bg:var(--print-paper);--danger-bg:var(--print-paper);--success-bg:var(--print-paper);--qualifier-bg:var(--print-paper);--disabled-bg:var(--print-paper);--ink:var(--print-ink);--on-inverse:var(--print-ink);--line:var(--print-ink);--line-control:var(--print-ink);--line-inverse:var(--print-ink);--accent:var(--print-ink);--accent-hover:var(--print-ink);--accent-strong:var(--print-ink);--on-accent:var(--print-ink);--focus:var(--print-ink);--focus-on-inverse:var(--print-ink);--gain:var(--print-ink);--gain-bar:var(--print-ink);--loss:var(--print-ink);--loss-bar:var(--print-ink);--candle-up:var(--print-ink);--candle-down:var(--print-ink);--info-line:var(--print-ink);--info-ink:var(--print-ink);--caution-line:var(--print-ink);--caution-ink:var(--print-ink);--danger-line:var(--print-ink);--danger-ink:var(--print-ink);--success-ink:var(--print-ink);--qualifier-ink:var(--print-ink);--series-original:var(--print-ink);--series-reference:var(--print-ink);--series-4:var(--print-ink);--series-5:var(--print-ink);--chart-grid:var(--print-ink);--text:var(--print-text);--muted:var(--print-text);--on-inverse-muted:var(--print-text);--disabled-ink:var(--print-text);--series-experiment:var(--print-text);--picture-dim:1;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--print-text);background:var(--print-paper);box-shadow:none}:root[data-ln-palette=v2] .ln-app :is(.ln-site,.ln-legacy-island){--ln-bg:var(--print-paper);--ln-surface:var(--print-paper);--ln-soft:var(--print-paper);--ln-deep:var(--print-paper);--ln-deep-tag-bg:var(--print-paper);--ln-red-soft:var(--print-paper);--ln-blue-soft:var(--print-paper);--ln-notice-bg:var(--print-paper);--ln-warn-bg:var(--print-paper);--ln-gold-soft:var(--print-paper);--ln-changed-bg:var(--print-paper);--ln-case-back:var(--print-paper);--ln-header-bg:var(--print-paper);--ln-ink:var(--print-ink);--ln-line:var(--print-ink);--ln-line-strong:var(--print-ink);--ln-accent-line:var(--print-ink);--ln-green:var(--print-ink);--ln-green-hover:var(--print-ink);--ln-on-green:var(--print-ink);--ln-focus:var(--print-ink);--ln-lime:var(--print-ink);--ln-deep-tag-line:var(--print-ink);--ln-on-deep:var(--print-ink);--ln-bar-gain:var(--print-ink);--ln-bar-loss:var(--print-ink);--ln-bar-track:var(--print-ink);--ln-red:var(--print-ink);--ln-red-line:var(--print-ink);--ln-blue:var(--print-ink);--ln-blue-line:var(--print-ink);--ln-notice-ink:var(--print-ink);--ln-notice-line:var(--print-ink);--ln-warn-ink:var(--print-ink);--ln-warn-line:var(--print-ink);--ln-gold-ink:var(--print-ink);--ln-gold-line:var(--print-ink);--ln-changed-line:var(--print-ink);--ln-case-back-line:var(--print-ink);--ln-text:var(--print-text);--ln-muted:var(--print-text);--ln-on-deep-muted:var(--print-text);--mock-bg:var(--print-paper);--mock-surface:var(--print-paper);--mock-surface-2:var(--print-paper);--mock-surface-3:var(--print-paper);--mock-warn-bg:var(--print-paper);--mock-border:var(--print-ink);--mock-border-soft:var(--print-ink);--mock-border-strong:var(--print-ink);--mock-ink:var(--print-ink);--mock-blue:var(--print-ink);--mock-blue-dark:var(--print-ink);--mock-on-blue:var(--print-ink);--mock-green:var(--print-ink);--mock-indigo:var(--print-ink);--mock-warn-border:var(--print-ink);--mock-warn-ink:var(--print-ink);--mock-ink-2:var(--print-text);--mock-muted:var(--print-text);--mock-faint:var(--print-text);--public-surface:var(--print-paper);--public-surface-2:var(--print-paper);--public-surface-3:var(--print-paper);--public-ink:var(--print-ink);--public-border:var(--print-ink);--public-border-strong:var(--print-ink);--public-ink-2:var(--print-text);--public-muted:var(--print-text);--learning-v9-canvas:var(--print-paper);--learning-v9-surface:var(--print-paper);--learning-v9-surface-raised:var(--print-paper);--learning-v9-accent-soft:var(--print-paper);--learning-v9-disabled-surface:var(--print-paper);--learning-v9-border:var(--print-ink);--learning-v9-border-strong:var(--print-ink);--learning-v9-ink:var(--print-ink);--learning-v9-accent:var(--print-ink);--learning-v9-accent-hover:var(--print-ink);--learning-v9-accent-ink:var(--print-ink);--learning-v9-accent-strong:var(--print-ink);--learning-v9-link:var(--print-ink);--learning-v9-kicker:var(--print-ink);--learning-v9-series:var(--print-ink);--learning-v9-positive:var(--print-ink);--learning-v9-focus:var(--print-ink);--learning-v9-progress-track:var(--print-ink);--learning-v9-warning:var(--print-ink);--learning-v9-ink-soft:var(--print-text);--learning-v9-muted:var(--print-text);--learning-v9-disabled-ink:var(--print-text);--color-ink:from var(--print-ink) r g b;--color-line:from var(--print-ink) r g b;--color-border:from var(--print-ink) r g b;--color-link:from var(--print-ink) r g b;--color-copper:from var(--print-ink) r g b;--color-moss:from var(--print-ink) r g b;--color-danger:from var(--print-ink) r g b;--color-slatebrand:from var(--print-ink) r g b;--color-paper:from var(--print-paper) r g b;--color-panel:from var(--print-paper) r g b;--color-muted:from var(--print-text) r g b;--body-bg:var(--print-paper);--body-warm:var(--print-paper);--body-cool:var(--print-paper);--interactive-hover-bg:var(--print-paper);--interactive-hover-ink:from var(--print-ink) r g b;--interactive-hover-line:from var(--print-ink) r g b;--interactive-hover-glow:from var(--print-ink) r g b;background:var(--print-paper);box-shadow:none}:root[data-ln-palette=v2] .ln-app :is(.ln-site,.ln-legacy-island) :is(.lv-page,.lv-hues){--lv-a:from var(--print-ink) r g b;--lv-a-ink:from var(--print-ink) r g b;--lv-amber:from var(--print-ink) r g b;--lv-amber-ink:from var(--print-ink) r g b;--lv-copper-ink:from var(--print-ink) r g b;--lv-indigo:from var(--print-ink) r g b;--lv-indigo-ink:from var(--print-ink) r g b;--lv-moss-ink:from var(--print-ink) r g b;--lv-plum:from var(--print-ink) r g b;--lv-plum-ink:from var(--print-ink) r g b;--lv-rust:from var(--print-ink) r g b;--lv-rust-ink:from var(--print-ink) r g b;--lv-sky:from var(--print-ink) r g b;--lv-sky-ink:from var(--print-ink) r g b;--lv-teal:from var(--print-ink) r g b;--lv-teal-ink:from var(--print-ink) r g b;--lv-violet:from var(--print-ink) r g b;--lv-violet-ink:from var(--print-ink) r g b}:root[data-ln-palette=v2] .ln-app :is(.ln-site,.ln-legacy-island) .tx-page{--tx-a:from var(--print-ink) r g b;--tx-amber:from var(--print-ink) r g b;--tx-violet:from var(--print-ink) r g b}.ln-app :is([data-ui=header],[data-ui=app-bar],[data-ui=phone-menu],[data-ui=phone-menu-sheet],[data-ui=search-sheet],[data-ui=mega-menu],[data-ui=mega-menu-nav],[data-ui=dialog],[data-ui=dialog-backdrop],[data-ui=sheet],[data-ui=sheet-backdrop],[data-ui=toast],[data-ui=toast-region],[data-ui=button],[data-ui=icon-button],[data-ui=on-this-page],[data-ui=desk-dock],[data-ui=share-button],[data-ui=result-answer-bar],[data-ui=skip-link],.ln-search-dialog,.ln-header,.ln-aside,.ln-btn,.ln-skip,.lv-rail,.th-rail,.lv-ribbon,button,#ln-portal){display:none}.ln-app :is(.ln-page-layout,.lv-layout,.lv-body,.th-layout){display:block}.ln-app [data-ui=footer]>:not([data-ui=footer-legal],[data-ui=legal-block])>:not([data-ui=footer-legal],[data-ui=legal-block]){display:none}.ln-app [data-ui=footer],.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]){color:var(--print-text);background:var(--print-paper);box-shadow:none;display:block}.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]),.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]) p{font-size:var(--print-legal-size);color:var(--print-text)}.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]) summary{display:none}.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]) details,.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]) details:not([open])>p{display:block}.ln-app :is([data-ui=footer-legal],[data-ui=legal-block]) details::details-content{content-visibility:visible;height:auto}.ln-app :is([data-ui=card],[data-ui=callout],[data-ui=result-panel],.ln-card,.nl-card,.nl-panel,.nl-callout,.lv-quiz,.lv-answer,.lv-next-primary,.tx-card,figure,tr){break-inside:avoid;box-shadow:none}.ln-app :is(h1,h2,h3,h4,h5,h6,[data-ui=page-head]){break-after:avoid;color:var(--print-ink)}.ln-app :is([data-ui=page-head],[data-ui=scope-marker],[data-ui=source-line],[data-ui=page-facts],[data-ui=card],[data-ui=callout],[data-ui=data-table],.ln-card,.nl-card,.nl-panel,.nl-hero,.nl-callout,.nl-source,.lv-quiz,.lv-answer,.lv-next-primary,.tx-card,main,article,section,figure,table,tbody,tr,td){background:var(--print-paper);box-shadow:none;background-image:none}.ln-app thead{background:var(--print-surface-soft);display:table-header-group}.ln-app thead :is(tr,th,td){color:var(--print-ink);background:var(--print-surface-soft)}.ln-app [data-ui=result-panel]{border:var(--print-rule) solid var(--print-ink);color:var(--print-ink);background:var(--print-paper);background-image:none}.ln-app [data-ui=result-panel] :is(p,span,strong,output,dt,dd){color:var(--print-ink)}.ln-app :is([data-ui=source-line],[data-ui=source-list],.nl-source,.lv-source-list,.ln-source-list) a[href]:after{content:" (" attr(href) ")";color:var(--print-text);overflow-wrap:anywhere}}