/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */.ac{color-scheme:dark;--ac-void:#0a0913;--ac-night:#110f21;--ac-hull:#181530;--ac-hull-2:#211d40;--ac-deep:#0c0b18;--ac-panel:#120f24;--ac-line:#2e2a55;--ac-line-2:#463f80;--ac-ink:#eeeaff;--ac-ink-2:#b9b3da;--ac-ink-3:#8f89b3;--ac-body:#dcd7f5;--ac-white:#fff;--ac-err:#ffb0bf;--ac-violet:#a283ec;--ac-violet-deep:#6a3fa0;--ac-violet-hi:#8a62d8;--ac-violet-hi-2:#9771e2;--ac-violet-lo:#7445ae;--ac-violet-soft:#2a2150;--ac-violet-mist:#241c47;--ac-blue:#74a2f2;--ac-green:#52c792;--ac-green-ink:#06221a;--ac-amber:#e2b04f;--ac-amber-ink:#2a1e05;--ac-amber-mist:#2a2210;--ac-rose:#ef7d95;--ac-teal:#3fb8a4;--ac-special-a:#1b1538;--ac-special-b:#0f1a33;--ac-tone-eng:#74a2f2;--ac-tone-work:#52c792;--ac-tone-lead:#e2b04f;--ac-tone-base:#a283ec;--text:var(--ac-ink);--text-2:var(--ac-ink-2);--text-3:var(--ac-ink-3);--surface:var(--ac-hull);--surface-2:var(--ac-hull-2);--border:var(--ac-line);--border-strong:var(--ac-line-2);--brand:#7c55c4;--brand-soft:var(--ac-violet-soft);--teal:var(--ac-teal);--teal-soft:#173a3a;--amber:var(--ac-amber);--amber-soft:#3a2f16;--rose:var(--ac-rose);--rose-soft:#3d1a26;--ac-mono:ui-monospace,"Cascadia Mono","Consolas","SFMono-Regular",monospace;--ac-ease:cubic-bezier(.2,.7,.2,1);background:var(--ac-void);color:var(--ac-ink);-webkit-font-smoothing:antialiased;min-height:70vh;font-size:15px;line-height:1.8}.ac a{color:inherit}.ac :focus-visible{outline:2px solid var(--ac-violet);outline-offset:2px;border-radius:4px}.ac-mono{font-family:var(--ac-mono);letter-spacing:.02em}.ac-num{font-variant-numeric:tabular-nums}.ac-sr{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.ac-wrap{width:100%;max-width:1180px;margin-inline:auto;padding-inline:20px}.ac-top{border-bottom:1px solid var(--ac-line);background:var(--ac-void)}.ac-top__in{flex-wrap:wrap;gap:8px 18px;padding-block:10px}.ac-brand,.ac-top__in{align-items:center;display:flex}.ac-brand{gap:10px;text-decoration:none}.ac-brand__mark{flex:none;width:30px;height:30px}.ac-brand__t{font-size:15px;font-weight:800;line-height:1.2;display:block}.ac-brand__s{font-family:var(--ac-mono);color:var(--ac-ink-3);letter-spacing:.12em;font-size:10px;display:block}.ac-nav{flex-wrap:wrap;gap:4px;display:flex}.ac-nav a{color:var(--ac-ink-2);border-radius:5px;padding:4px 10px;font-size:13.5px;text-decoration:none}.ac-nav a:hover,.ac-nav a[aria-current=page]{color:var(--ac-ink);background:var(--ac-hull)}.ac-top__sp{flex:1}.ac-user{color:var(--ac-ink-2);align-items:center;gap:8px;font-size:13px;text-decoration:none;display:flex}.ac-avatar{background:linear-gradient(135deg,var(--ac-violet-deep),var(--ac-blue));width:30px;height:30px;color:var(--ac-white);border-radius:50%;flex:none;place-items:center;font-size:13px;font-weight:700;display:grid}.ac-foot{border-top:1px solid var(--ac-line);color:var(--ac-ink-3);padding-block:22px;font-size:12.5px}.ac-btn{cursor:pointer;transition:background .2s var(--ac-ease),border-color .2s var(--ac-ease);border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:9px 18px;font-family:inherit;font-size:14px;font-weight:700;line-height:1.6;text-decoration:none;display:inline-flex}.ac-btn--glow{background:linear-gradient(180deg,var(--ac-violet-hi),var(--ac-violet-deep));color:var(--ac-white);border-color:var(--ac-violet);box-shadow:0 0 0 1px #a283ec26,0 6px 24px -8px #a283ecb3}.ac-btn--glow:hover{background:linear-gradient(180deg,var(--ac-violet-hi-2),var(--ac-violet-lo))}.ac-btn--ghost{color:var(--ac-ink);border-color:var(--ac-line-2);background:0 0}.ac-btn--ghost:hover{border-color:var(--ac-violet)}.ac-btn--sm{padding:5px 12px;font-size:13px}.ac-btn--block{width:100%}.ac-btn[aria-disabled=true],.ac-btn[disabled]{opacity:.45;cursor:not-allowed}.ac-link{color:var(--ac-ink);text-decoration:underline;-webkit-text-decoration-color:var(--ac-violet);text-decoration-color:var(--ac-violet);text-underline-offset:4px;font:inherit;cursor:pointer;background:0 0;border:0;padding:0}.ac-eyebrow{font-family:var(--ac-mono);letter-spacing:.16em;color:var(--ac-ink-3);flex-wrap:wrap;align-items:center;gap:10px;font-size:11.5px;display:flex}.ac-eyebrow i{background:var(--ac-green);width:6px;height:6px;box-shadow:0 0 10px var(--ac-green);border-radius:50%;display:inline-block}.ac-tag{border:1px solid var(--ac-line-2);color:var(--ac-ink-2);white-space:nowrap;background:var(--ac-void);border-radius:4px;align-items:center;gap:5px;padding:1px 8px;font-size:11.5px;line-height:1.7;display:inline-flex}.ac-dot{background:var(--c,var(--ac-violet));border-radius:50%;flex:none;width:7px;height:7px;display:inline-block}.ac-tag--free{color:var(--ac-ink);border-color:#52c79299}.ac-tag--free:before{content:"";background:var(--ac-green);border-radius:50%;width:6px;height:6px}.ac-tag--soon{color:var(--ac-ink);border-color:#e2b04f99}.ac-tag--soon:before{content:"";background:var(--ac-amber);border-radius:50%;width:6px;height:6px}.ac-tag--lock{color:var(--ac-ink-3)}.ac-floors{align-items:flex-end;gap:2px;height:12px;display:inline-flex}.ac-floors i{background:var(--ac-line-2);border-radius:1px;width:4px}.ac-floors i:first-child{height:5px}.ac-floors i:nth-child(2){height:8px}.ac-floors i:nth-child(3){height:12px}.ac-floors i.on{background:var(--ac-ink)}.ac-hero{border-bottom:1px solid var(--ac-line);isolation:isolate;background-color:var(--ac-void);background-image:radial-gradient(#a283ec21 1px,#0000 1.2px);background-size:18px 18px;position:relative;overflow:hidden}.ac-hero:after{content:"";z-index:-1;pointer-events:none;background:radial-gradient(55% 70% at 15% 0,#6a3fa047,#0000 70%),radial-gradient(45% 60% at 95% 100%,#1e4a8f38,#0000 70%);position:absolute;inset:0}.ac-hero__in{gap:28px;padding-block:48px 36px;display:grid}.ac-hero__grid{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:28px;display:grid}.ac-hero__text{gap:20px;display:grid}.ac-hero h1{text-wrap:balance;max-width:22ch;margin:0;font-size:clamp(32px,5vw,56px);font-weight:900;line-height:1.25}.ac-hero h1 em{text-underline-offset:12px;font-style:normal;-webkit-text-decoration:underline dotted #a283ecb3;text-decoration:underline dotted #a283ecb3;text-decoration-thickness:2px}.ac-hero__lead{color:var(--ac-ink-2);max-width:58ch;margin:0;font-size:17px}.ac-stats{flex-wrap:wrap;gap:28px;display:flex}.ac-stat b{font-size:26px;font-weight:800;line-height:1.2;display:block}.ac-stat span{color:var(--ac-ink-3);font-size:12.5px}.ac-netmap{width:100%;height:auto;display:block;overflow:visible}.ac-netmap text{fill:var(--ac-ink-2);transition:fill .25s var(--ac-ease);font-size:12.5px;font-weight:700}.ac-netmap .nm-layer{fill:var(--ac-ink-3);font-size:11.5px;font-weight:500}.ac-netmap .nm-code{font-family:var(--ac-mono);fill:var(--ac-ink-3);font-size:9.5px;font-weight:400}.ac-netmap .nm-node:focus-visible text,.ac-netmap .nm-node:hover text{fill:var(--ac-white)}.ac-netmap .nm-node--off{opacity:.25}.ac-netmap .nm-flow{animation:ac-nmflow 3.2s linear infinite}@keyframes ac-nmflow{0%{stroke-dashoffset:50px}to{stroke-dashoffset:0}}.ac-console{border:1px solid var(--ac-line-2);background:#110f21d9;border-radius:10px;gap:12px;padding:14px;display:grid}.ac-console__row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.ac-console__lbl{font-family:var(--ac-mono);letter-spacing:.14em;color:var(--ac-ink-3);min-width:96px;font-size:10.5px}.ac-search{background:var(--ac-void);border:1px solid var(--ac-line-2);min-width:200px;color:var(--ac-ink-3);border-radius:6px;flex:1;align-items:center;gap:8px;padding:0 12px;display:flex}.ac-search:focus-within{border-color:var(--ac-violet)}.ac-search input{color:var(--ac-ink);min-width:0;font:inherit;background:0 0;border:0;flex:1;padding:9px 0}.ac-search input:focus-visible{outline-offset:0;outline:none}.ac-search input::placeholder{color:var(--ac-ink-3)}.ac-chip{border:1px solid var(--ac-line-2);color:var(--ac-ink-2);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;padding:4px 11px;font-family:inherit;font-size:13px;display:inline-flex}.ac-chip:hover{border-color:var(--ac-violet);color:var(--ac-ink)}.ac-chip[aria-pressed=true]{background:var(--ac-ink);color:var(--ac-void);border-color:var(--ac-ink);font-weight:700}.ac-chip[aria-pressed=true] .ac-floors i.on{background:var(--ac-void)}.ac-chip small{color:var(--ac-ink-3);font-size:10.5px}.ac-chip[disabled]{cursor:not-allowed;opacity:.7}.ac-count{color:var(--ac-ink-3);font-size:12.5px}.ac-halls{gap:44px;padding-block:30px 60px;display:grid}.ac-hall__head{flex-wrap:wrap;align-items:baseline;gap:6px 14px;margin-bottom:14px;display:flex}.ac-hall__code{font-family:var(--ac-mono);color:var(--ac-ink-3);letter-spacing:.16em;font-size:11px}.ac-hall__head h2{align-items:center;gap:10px;margin:0;font-size:22px;font-weight:800;display:flex}.ac-hall__head h2 .ac-dot{width:10px;height:10px;box-shadow:0 0 12px var(--c)}.ac-hall__head p{color:var(--ac-ink-3);flex-basis:100%;margin:0;font-size:13.5px}.ac-shelf{scrollbar-width:thin;scrollbar-color:var(--ac-line-2) transparent;padding-bottom:22px;position:relative;overflow-x:auto}.ac-shelf__row{gap:18px;width:max-content;min-width:100%;margin:0;padding:8px 2px 0;list-style:none;display:flex}.ac-shelf:after{content:"";background:linear-gradient(90deg,transparent,var(--ac-line-2) 10%,var(--ac-line-2) 90%,transparent);inset-inline:0;height:2px;position:absolute;bottom:12px;box-shadow:0 0 18px #a283ec80}.ac-book{background:var(--ac-hull);border:1px solid var(--ac-line);width:236px;height:100%;transition:transform .35s var(--ac-ease),border-color .35s var(--ac-ease),box-shadow .35s var(--ac-ease);border-radius:4px 10px 10px 4px;flex:none;grid-template-rows:auto 1fr;text-decoration:none;display:grid;position:relative;overflow:hidden}.ac-book:before{content:"";background:var(--c,var(--ac-violet));opacity:.9;z-index:2;inset-block:0;width:5px;position:absolute;right:0}.ac-book:hover{border-color:var(--ac-line-2);box-shadow:0 18px 40px -18px var(--c,var(--ac-violet));transform:translateY(-6px)}.ac-book__cover{aspect-ratio:4/3;display:block;position:relative}.ac-book__cover svg,.ac-cover,.ac-cover svg{width:100%;height:100%;display:block}.ac-book__badge{position:absolute;top:10px;left:10px}.ac-book__body{align-content:start;gap:7px;padding:12px 16px 14px 14px;display:grid}.ac-book__code{font-family:var(--ac-mono);color:var(--ac-ink-3);letter-spacing:.12em;font-size:10px}.ac-book h3{text-wrap:balance;margin:0;font-size:15.5px;font-weight:800;line-height:1.5}.ac-book p{color:var(--ac-ink-2);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:12.5px;line-height:1.7;display:-webkit-box;overflow:hidden}.ac-meta{flex-wrap:wrap;gap:6px}.ac-book__foot,.ac-meta{align-items:center;display:flex}.ac-book__foot{border-top:1px solid var(--ac-line);color:var(--ac-ink-2);justify-content:space-between;gap:8px;margin-top:2px;padding-top:8px;font-size:12.5px}.ac-price{color:var(--ac-ink);font-weight:800}.ac-price small{color:var(--ac-ink-3);font-size:11px;font-weight:400}.ac-special{border:1px solid var(--ac-line-2);background:linear-gradient(120deg,var(--ac-special-a),var(--ac-special-b));border-radius:12px;grid-template-columns:1.1fr 1fr;text-decoration:none;display:grid;overflow:hidden}.ac-special__art{min-height:220px;position:relative}.ac-special__art .ac-cover{position:absolute;inset:0}.ac-special__body{align-content:center;gap:10px;padding:26px 28px;display:grid}.ac-special__body h2{margin:0;font-size:24px;font-weight:800;line-height:1.5}.ac-special__body p{color:var(--ac-ink-2);margin:0;font-size:14px}.ac-empty{text-align:center;color:var(--ac-ink-3);padding:40px 0}.ac-cat-seo{border-top:1px solid var(--ac-line);gap:22px;padding-block:40px 60px;display:grid}.ac-cat-seo h2{margin:0;font-size:24px;font-weight:900}.ac-cat-seo__grid{grid-template-columns:1.4fr 1fr;align-items:start;gap:30px;display:grid}.ac-prose p{color:var(--ac-body);margin:0 0 12px;font-size:15.5px;line-height:2.05}.ac-prose strong{color:var(--ac-white)}.ac-paths{align-content:start;gap:10px;display:grid}.ac-path-link{border:1px solid var(--ac-line);background:var(--ac-hull);border-radius:8px;gap:2px;padding:10px 14px;text-decoration:none;display:grid}.ac-path-link:hover{border-color:var(--ac-violet)}.ac-path-link small{color:var(--ac-ink-3);font-size:12px}.ac-path-link b{font-size:14.5px}.ac-path-link span{color:var(--ac-ink-2);font-size:12px}.ac-posts{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.ac-crumbs{color:var(--ac-ink-3);padding-top:18px;font-size:12.5px}.ac-crumbs ol{flex-wrap:wrap;margin:0;padding:0;list-style:none}.ac-crumbs li,.ac-crumbs ol{gap:6px;display:flex}.ac-crumbs li+li:before{content:"›"}.ac-crumbs a{color:var(--ac-ink-2);text-decoration:none}.ac-crumbs a:hover{color:var(--ac-ink)}.ac-c-hero{grid-template-columns:1.35fr 1fr;align-items:start;gap:36px;padding-block:18px 40px;display:grid}.ac-c-hero h1{text-wrap:balance;margin:10px 0 12px;font-size:clamp(28px,4.2vw,44px);font-weight:900;line-height:1.35}.ac-lead{margin:0 0 16px;font-size:16px}.ac-facts,.ac-lead{color:var(--ac-ink-2)}.ac-facts{flex-wrap:wrap;gap:8px 18px;margin:0 0 18px;padding:0;font-size:13px;list-style:none;display:flex}.ac-facts b{color:var(--ac-ink)}.ac-buy{background:var(--ac-hull);border:1px solid var(--ac-line-2);border-radius:12px;position:sticky;top:24px;overflow:hidden}.ac-buy__cover{aspect-ratio:16/9}.ac-buy__body{gap:12px;padding:18px;display:grid}.ac-buy__price{font-size:26px;font-weight:900;line-height:1.4}.ac-buy__price small{color:var(--ac-ink-3);font-size:13px;font-weight:400}.ac-buy__note{color:var(--ac-ink-3);margin:0;font-size:12.5px}.ac-ticks{color:var(--ac-ink-2);gap:6px;margin:0;padding:0;font-size:13px;list-style:none;display:grid}.ac-ticks li:before{content:"◆";color:var(--ac-violet);vertical-align:2px;margin-inline-end:8px;font-size:9px}.ac-or{text-align:center;color:var(--ac-ink-3);align-items:center;gap:10px;font-size:12px;display:flex}.ac-or:after,.ac-or:before{content:"";background:var(--ac-line);flex:1;height:1px}.ac-sec{border-top:1px solid var(--ac-line);padding-block:34px}.ac-sec>h2{flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 16px;font-size:21px;font-weight:800;line-height:1.5;display:flex}.ac-sec>h2 .ac-mono{color:var(--ac-ink-3);letter-spacing:.14em;font-size:11px;font-weight:400}.ac-learn{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px;margin:0;padding:0;list-style:none;display:grid}.ac-learn li{color:var(--ac-ink-2);gap:10px;font-size:14.5px;display:flex}.ac-learn li:before{content:"";border:2px solid var(--ac-green);background:linear-gradient(135deg,transparent 45%,var(--ac-green) 45%,var(--ac-green) 60%,transparent 60%);border-radius:4px;flex:none;width:16px;height:16px;margin-top:5px}.ac-prereq{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.ac-prereq .ac-tag{white-space:normal;padding:4px 12px;font-size:13px}.ac-path{grid-template-columns:1fr auto 1fr auto 1fr;align-items:stretch;gap:10px;display:grid}.ac-path__node{border:1px solid var(--ac-line);background:var(--ac-hull);border-radius:10px;align-content:start;gap:4px;padding:14px;text-decoration:none;display:grid}.ac-path__node small{font-family:var(--ac-mono);letter-spacing:.08em;color:var(--ac-ink-3);font-size:10.5px}.ac-path__node b{font-size:14.5px;line-height:1.5}.ac-path__node span{color:var(--ac-ink-3);font-size:12px}.ac-path__node--now{border-color:var(--ac-violet);background:linear-gradient(160deg,var(--ac-violet-soft),var(--ac-hull));box-shadow:0 0 30px -12px var(--ac-violet)}.ac-path__arrow{color:var(--ac-ink-3);align-self:center;font-size:20px}.ac-syl{gap:10px;display:grid}.ac-mod{border:1px solid var(--ac-line);background:var(--ac-night);border-radius:8px}.ac-mod>summary{cursor:pointer;align-items:center;gap:12px;padding:12px 16px;list-style:none;display:flex}.ac-mod>summary::-webkit-details-marker{display:none}.ac-mod__n{font-family:var(--ac-mono);color:var(--ac-ink-3);min-width:26px;font-size:12px}.ac-mod__t{flex:1;font-size:14.5px;font-weight:700}.ac-mod__t small{color:var(--ac-ink-3);font-size:12.5px;font-weight:400;display:block}.ac-mod__m{color:var(--ac-ink-3);white-space:nowrap;align-items:center;gap:6px;font-size:12px;display:flex}.ac-mod[open]>summary{border-bottom:1px solid var(--ac-line)}.ac-mod__builds{color:var(--ac-ink-3);margin:0;font-size:13px}.ac-les,.ac-mod__builds{border-top:1px solid #2e2a5580;padding:10px 16px}.ac-les{align-items:center;gap:12px;font-size:14px;text-decoration:none;display:flex}.ac-les:first-of-type{border-top:0}a.ac-les:hover{background:var(--ac-hull)}.ac-les__i{border:1px solid var(--ac-line-2);width:22px;height:22px;color:var(--ac-ink-3);border-radius:50%;flex:none;place-items:center;font-size:11px;display:grid}.ac-les__i--done{background:var(--ac-green);border-color:var(--ac-green);color:var(--ac-green-ink)}.ac-les__t{flex:1}.ac-les__t small{color:var(--ac-ink-3);font-size:12.5px;font-weight:400;line-height:1.7;display:block}.ac-les__m{color:var(--ac-ink-3);white-space:nowrap;font-size:12px}.ac-les--plan{opacity:.85}.ac-hint{color:var(--ac-ink-3);margin:12px 0 0;font-size:13px}.ac-faq details{border-bottom:1px solid var(--ac-line);padding-block:12px}.ac-faq summary{cursor:pointer;font-size:14.5px;font-weight:700}.ac-faq p{color:var(--ac-ink-2);margin:8px 0 0;font-size:14px}.ac-faq h3{margin:0 0 6px;font-size:17px}.ac-reader{grid-template-columns:250px minmax(0,1fr);gap:36px;padding-block:18px 80px;display:grid}.ac-toc{align-self:start;gap:4px;max-height:calc(100vh - 48px);font-size:13px;display:grid;position:sticky;top:24px;overflow-y:auto}.ac-toc__t{margin-bottom:6px;font-size:13.5px;font-weight:800}.ac-toc ol{gap:2px;margin:0;padding:0;list-style:none;display:grid}.ac-toc__ch{color:var(--ac-ink-3);padding:8px 10px 2px;font-size:11.5px}.ac-toc a{color:var(--ac-ink-2);border-radius:5px;align-items:center;gap:8px;padding:5px 10px;text-decoration:none;display:flex}.ac-toc a:hover{background:var(--ac-hull);color:var(--ac-ink)}.ac-toc a[aria-current=page]{background:var(--ac-hull-2);color:var(--ac-ink);font-weight:700}.ac-toc__lock{color:var(--ac-ink-3);margin-inline-start:auto;display:inline-flex}.ac-progress{background:var(--ac-hull-2);border-radius:2px;height:4px;margin-block:6px 12px;overflow:hidden}.ac-progress i{background:linear-gradient(90deg,var(--ac-teal),var(--ac-violet));border-radius:2px;height:100%;display:block}.ac-article{min-width:0;max-width:720px}.ac-article h1{text-wrap:balance;margin:8px 0 10px;font-size:clamp(26px,3.6vw,36px);font-weight:900;line-height:1.45}.ac-article__meta{color:var(--ac-ink-3);border-bottom:1px solid var(--ac-line);flex-wrap:wrap;align-items:center;gap:8px 14px;margin-bottom:8px;padding-bottom:16px;font-size:12.5px;display:flex}.ac-article__tools{gap:6px;margin-inline-start:auto;display:flex}.ac-b-h2{margin:34px 0 10px;font-size:21px;font-weight:800;line-height:1.5}.ac-b-h3{margin:24px 0 8px;font-size:17px;font-weight:800;line-height:1.6}.ac-b-p{color:var(--ac-body);margin:0 0 14px;font-size:16px;line-height:2}.ac-article strong{color:var(--ac-white);font-weight:800}.ac-article code{font-family:var(--ac-mono);background:var(--ac-hull-2);border:1px solid var(--ac-line);direction:ltr;unicode-bidi:isolate;border-radius:4px;padding:0 5px;font-size:.86em}.ac-article abbr{-webkit-text-decoration:underline dotted var(--ac-violet);text-decoration:underline dotted var(--ac-violet);text-underline-offset:4px;cursor:help}.ac-article a{text-decoration:underline;-webkit-text-decoration-color:var(--ac-violet);text-decoration-color:var(--ac-violet);text-underline-offset:4px}.ac-b-list{color:var(--ac-body);margin:0 0 14px;padding-inline-start:22px;font-size:15.5px}.ac-b-list li{margin-block:5px}.ac-callout{border:1px solid var(--ac-line);border-inline-start:3px solid var(--k,var(--ac-violet));background:var(--ac-night);color:var(--ac-body);border-radius:6px;margin:18px 0;padding:12px 16px;font-size:15px}.ac-callout__t{color:var(--ac-ink);align-items:center;gap:8px;margin-bottom:4px;font-size:13.5px;font-weight:800;display:flex}.ac-callout__t small{font-family:var(--ac-mono);letter-spacing:.12em;font-size:10px;font-weight:400}.ac-callout ul{margin:6px 0 0;padding-inline-start:20px}.ac-callout--key{--k:var(--ac-violet)}.ac-callout--example{--k:var(--ac-teal)}.ac-callout--note{--k:var(--ac-blue)}.ac-callout--warn{--k:var(--ac-rose)}.ac-figure{border:1px solid var(--ac-line);background:var(--ac-night);border-radius:8px;margin:22px 0;padding:16px;overflow-x:auto}.ac-figure svg{direction:ltr;max-width:100%;height:auto;margin-inline:auto;font-family:inherit;display:block}.ac-figure svg text{unicode-bidi:plaintext}.ac-figure figcaption{color:var(--ac-ink-3);margin-top:10px;font-size:12.5px;line-height:1.8}.ac-tbl{border:1px solid var(--ac-line);border-radius:6px;margin:18px 0;overflow-x:auto}.ac-tbl table{border-collapse:collapse;width:100%;min-width:480px;font-size:13.5px}.ac-tbl td,.ac-tbl th{text-align:start;border-bottom:1px solid var(--ac-line);vertical-align:top;padding:9px 12px}.ac-tbl th{background:var(--ac-hull);color:var(--ac-ink);font-size:12.5px;font-weight:800}.ac-tbl td{color:var(--ac-ink-2)}.ac-tbl tr:last-child td{border-bottom:0}.ac-code{border:1px solid var(--ac-line);border-radius:6px;margin:18px 0;overflow:hidden}.ac-code__f{color:var(--ac-ink-3);border-bottom:1px solid var(--ac-line);padding:6px 12px;font-size:11px}.ac-code pre,.ac-code__f{font-family:var(--ac-mono);text-align:left;direction:ltr}.ac-code pre{color:var(--ac-body);margin:0;padding:12px;font-size:12.5px;line-height:1.7;overflow-x:auto}.ac-code pre code{font-size:inherit;direction:ltr;unicode-bidi:isolate;background:0 0;border:0;padding:0;display:block}.ac-lab{border:1px dashed var(--ac-line-2);color:var(--ac-ink-2);border-radius:8px;margin:18px 0;padding:14px;font-size:13.5px}.ac-quiz{border:1px solid var(--ac-line);background:var(--ac-night);border-radius:8px;margin:14px 0;padding:14px 16px}.ac-quiz__q{margin:0 0 10px;font-size:15px;font-weight:800}.ac-quiz__opts{gap:6px;display:grid}.ac-quiz__o{text-align:start;background:var(--ac-hull);border:1px solid var(--ac-line);color:var(--ac-ink-2);cursor:pointer;border-radius:6px;padding:8px 12px;font-family:inherit;font-size:14px}.ac-quiz__o:hover:not([disabled]){border-color:var(--ac-violet);color:var(--ac-ink)}.ac-quiz__o[disabled]{cursor:default}.ac-quiz__o.is-ok{border-color:var(--ac-green);color:var(--ac-ink);background:#52c7921f}.ac-quiz__o.is-bad{border-color:var(--ac-rose);background:#ef7d951a}.ac-quiz__why{color:var(--ac-ink-2);border-top:1px solid var(--ac-line);margin-top:10px;padding-top:10px;font-size:13.5px}.ac-quiz__why b{color:var(--ac-ink)}.ac-cards{border:1px solid var(--ac-line-2);background:linear-gradient(160deg,var(--ac-special-a),var(--ac-night));border-radius:10px;margin-top:30px;padding:18px}.ac-cards__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.ac-cards__head h2{margin:0;font-size:17px}.ac-flash{border:1px solid var(--ac-line-2);background:var(--ac-hull);text-align:center;cursor:pointer;width:100%;min-height:170px;color:var(--ac-ink);border-radius:8px;align-content:center;gap:8px;padding:18px;font-family:inherit;display:grid}.ac-flash__k{font-family:var(--ac-mono);color:var(--ac-ink-3);letter-spacing:.14em;font-size:10.5px}.ac-flash__f{font-size:17px;font-weight:800}.ac-flash__b{color:var(--ac-ink-2);white-space:pre-line;font-size:15px}.ac-flash__x{color:var(--ac-ink-3);border-top:1px dashed var(--ac-line-2);padding-top:8px;font-size:13px}.ac-flash__hint{color:var(--ac-ink-3);font-size:12.5px}.ac-grades{grid-template-columns:repeat(4,1fr);gap:6px;margin-top:10px;display:grid}.ac-grades button{background:var(--ac-hull);border:1px solid var(--ac-line);color:var(--ac-ink-2);cursor:pointer;border-radius:6px;padding:7px 4px;font-family:inherit;font-size:12.5px}.ac-grades button:hover{border-color:var(--ac-violet);color:var(--ac-ink)}.ac-lesson-nav{border-top:1px solid var(--ac-line);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:34px;padding-top:18px;display:flex}.ac-outline{border:1px dashed var(--ac-line-2);color:var(--ac-ink-2);border-radius:10px;gap:8px;margin-top:18px;padding:18px;display:grid}.ac-outline b{color:var(--ac-ink)}.ac-loading{color:var(--ac-ink-3);padding:24px 0}.ac-wall__fade{max-height:240px;position:relative;overflow:hidden}.ac-wall__fade:after{content:"";background:linear-gradient(180deg,transparent,var(--ac-void) 85%);position:absolute;inset:0}.ac-wall__line{background:var(--ac-hull-2);border-radius:3px;height:12px;margin-block:14px;display:block}.ac-wall__card{border:1px solid var(--ac-violet);background:radial-gradient(80% 120% at 50% 0,var(--ac-violet-soft),var(--ac-hull));text-align:center;box-shadow:0 0 60px -20px var(--ac-violet);border-radius:12px;justify-items:center;gap:12px;margin-top:-40px;padding:24px;display:grid;position:relative}.ac-wall__card h2{margin:0;font-size:21px;font-weight:900;line-height:1.5}.ac-wall__card p{color:var(--ac-ink-2);max-width:48ch;margin:0;font-size:14px}.ac-wall__opts{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.ac-lock-ic{width:48px;height:48px}.ac-card{background:var(--ac-hull);border:1px solid var(--ac-line-2);border-radius:12px;padding:26px}.ac-auth{max-width:440px;margin:50px auto 80px}.ac-auth h1{margin:0 0 6px;font-size:24px;font-weight:900}.ac-auth>p{color:var(--ac-ink-2);margin:0 0 18px;font-size:14px}.ac-tabs{background:var(--ac-void);border:1px solid var(--ac-line);border-radius:8px;gap:4px;margin-bottom:16px;padding:3px;display:flex}.ac-tabs button{color:var(--ac-ink-2);cursor:pointer;background:0 0;border:0;border-radius:6px;flex:1;padding:7px;font-family:inherit;font-size:13.5px}.ac-tabs button[aria-selected=true]{background:var(--ac-hull-2);color:var(--ac-ink);font-weight:700}.ac-tabs button small{color:var(--ac-ink-3);font-size:11px}.ac-field{gap:6px;margin-bottom:14px;display:grid}.ac-field label{color:var(--ac-ink-2);font-size:13px;font-weight:700}.ac-field input{background:var(--ac-void);border:1px solid var(--ac-line-2);color:var(--ac-ink);width:100%;font:inherit;border-radius:6px;padding:9px 12px}.ac-field input:focus-visible{border-color:var(--ac-violet);outline:2px solid var(--ac-violet);outline-offset:1px}.ac-field small{color:var(--ac-ink-3);font-size:12px}.ac-otp{text-align:center;letter-spacing:.6em;direction:ltr;font-weight:800;font-size:22px!important;font-family:var(--ac-mono)!important}.ac-err{color:var(--ac-err);font-size:13px}.ac-err,.ac-ok{margin:0 0 12px}.ac-ok{color:var(--ac-ink);align-items:center;gap:8px;font-size:13.5px;display:flex}.ac-ok:before{content:"";background:var(--ac-green);border-radius:50%;flex:none;width:8px;height:8px}.ac-small{color:var(--ac-ink-3);text-align:center;margin:12px 0 0;font-size:12.5px}.ac-checkout{grid-template-columns:1.3fr 1fr;align-items:start;gap:26px;padding-block:24px 80px;display:grid}.ac-checkout>div>h2{margin:4px 0 16px;font-size:20px;font-weight:800}.ac-page-h{margin:22px 0 0;font-size:clamp(24px,3.4vw,30px);font-weight:900;line-height:1.4}.ac-checkout aside h2{margin:0 0 14px;font-size:17px}.ac-opt{border:1px solid var(--ac-line);background:var(--ac-night);cursor:pointer;border-radius:10px;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin-bottom:10px;padding:14px 16px;display:grid}.ac-opt:has(input:checked){border-color:var(--ac-violet);background:linear-gradient(160deg,var(--ac-violet-mist),var(--ac-night))}.ac-opt input{accent-color:var(--ac-violet);width:18px;height:18px}.ac-opt b{font-size:15px;display:block}.ac-opt small{color:var(--ac-ink-3);font-size:12.5px}.ac-opt__p{text-align:end;font-weight:800}.ac-sum{gap:8px;font-size:14px;display:grid}.ac-sum__r{color:var(--ac-ink-2);justify-content:space-between;gap:10px;display:flex}.ac-sum__r--t{border-top:1px solid var(--ac-line);color:var(--ac-ink);padding-top:10px;font-size:18px;font-weight:900}.ac-coupon{gap:6px;display:flex}.ac-coupon input{text-align:left;font-family:var(--ac-mono);text-transform:uppercase;direction:ltr}.ac-receipt{max-width:560px;margin:40px auto 80px}.ac-receipt__ok{text-align:center;justify-items:center;gap:8px;margin-bottom:20px;display:grid}.ac-receipt__ok svg{width:64px;height:64px}.ac-receipt__ok h1{margin:0;font-size:24px;font-weight:900}.ac-receipt__ok p{color:var(--ac-ink-2);margin:0}.ac-rtable{border-collapse:collapse;width:100%;font-size:14px}.ac-rtable td,.ac-rtable th{border-bottom:1px solid var(--ac-line);text-align:start;color:var(--ac-ink-2);padding:9px 0;font-weight:400}.ac-rtable td{text-align:end;color:var(--ac-ink);font-weight:700}.ac-row{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.ac-row--c{justify-content:center}.ac-me{gap:30px;padding-block:30px 80px;display:grid}.ac-me__head{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.ac-me__head .ac-avatar{width:56px;height:56px;font-size:22px}.ac-me__head h1{margin:0;font-size:24px;font-weight:900}.ac-me__head p{color:var(--ac-ink-3);margin:0;font-size:13.5px}.ac-me__head .ac-sub{margin-inline-start:auto}.ac-me h2{margin:0 0 12px;font-size:19px}.ac-sub{border:1px solid var(--ac-green);color:var(--ac-ink);border-radius:999px;padding:5px 14px;font-size:13px}.ac-mycourses{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.ac-myc{border:1px solid var(--ac-line);background:var(--ac-hull);border-radius:10px;grid-template-columns:88px 1fr;gap:14px;padding:12px;text-decoration:none;display:grid}.ac-myc:hover{border-color:var(--ac-violet)}.ac-myc__cov{aspect-ratio:1;border-radius:6px;overflow:hidden}.ac-myc h3{margin:0 0 4px;font-size:14.5px;line-height:1.5}.ac-myc small{color:var(--ac-ink-3);font-size:12px;display:block}.ac-continue{grid-template-columns:200px 1fr;display:grid}.ac-home{isolation:isolate;min-height:0;position:relative;overflow:hidden}.ac-home:before{content:"";z-index:-1;background:radial-gradient(50% 90% at 85% 0,#6a3fa073,#0000 70%),radial-gradient(40% 80% at 0 100%,#1e4a8f66,#0000 70%);position:absolute;inset:0}.ac-home__in{gap:24px;padding-block:50px;display:grid}.ac-home__head{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:16px;display:flex}.ac-home__head h2{margin:6px 0 4px;font-size:clamp(24px,3.4vw,34px);font-weight:900;line-height:1.4}.ac-home__head p{color:var(--ac-ink-2);max-width:56ch;margin:0}.ac-home__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0;padding:0;list-style:none;display:grid}.ac-home__grid .ac-book{width:auto}.ac-wrap{max-width:1440px;padding-inline:clamp(16px,3.5vw,56px)}.ac-reader{grid-template-columns:300px minmax(0,1fr);gap:clamp(24px,3.2vw,56px);padding-block:20px 88px}.ac-article{counter-reset:ac-sec;max-width:none}.ac-article h1{font-size:clamp(28px,3.4vw,40px)}.ac-article .ac-lead{color:var(--ac-ink-2);border-inline-start:3px solid var(--ac-violet);margin-block:6px 18px;padding-inline-start:14px;font-size:17.5px;line-height:2}.ac-b-p{font-size:16.5px;line-height:2.1}.ac-prose--wide p{font-size:16px;line-height:2.15}.ac-b-h2{counter-increment:ac-sec;border-top:1px solid var(--ac-line);align-items:center;gap:12px;margin:48px 0 14px;padding-top:26px;font-size:22px;display:flex}.ac-b-h2:before{content:counter(ac-sec,persian);width:34px;height:34px;color:var(--ac-ink);background:linear-gradient(145deg,var(--ac-violet-soft),var(--ac-hull-2));border:1px solid var(--ac-line-2);border-radius:9px;flex:none;place-items:center;font-size:15px;font-weight:800;display:grid}.ac-b-h3{align-items:center;gap:10px;margin:30px 0 10px;font-size:17.5px;display:flex}.ac-b-h3:before{content:"";background:var(--ac-violet);border-radius:2px;flex:none;width:4px;height:18px}.ac-b-list{padding-inline-start:26px;font-size:16px;line-height:2}.ac-b-list li{margin-block:7px;padding-inline-start:4px}.ac-b-list li::marker{color:var(--ac-violet);font-weight:800}.ac-callout{border:1px solid var(--k)}@supports (color:color-mix(in lab,red,red)){.ac-callout{border:1px solid color-mix(in srgb,var(--k) 32%,var(--ac-line))}}.ac-callout{border-inline-start:4px solid var(--k);background:linear-gradient(135deg,var(--k),var(--ac-night) 62%);border-radius:12px;margin:24px 0;padding:16px 20px}@supports (color:color-mix(in lab,red,red)){.ac-callout{background:linear-gradient(135deg,color-mix(in srgb,var(--k) 11%,var(--ac-night)),var(--ac-night) 62%)}}.ac-callout{font-size:15.5px;line-height:2}.ac-callout__t{gap:10px;margin-bottom:6px;font-size:15px}.ac-callout__i{fill:none;width:22px;height:22px;stroke:var(--k);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;flex:none}.ac-callout__t small{letter-spacing:0;border:1px solid var(--ac-line-2);color:var(--ac-ink-3);border-radius:999px;margin-inline-start:auto;padding:1px 10px;font-family:inherit;font-size:11px}.ac-callout ul{padding-inline-start:22px}.ac-callout li{margin-block:5px}.ac-callout li::marker{color:var(--k)}.ac-figure{background:radial-gradient(120% 140% at 100% 0,var(--ac-hull),var(--ac-night) 60%);border-radius:14px;margin:28px 0;padding:22px}.ac-figure figcaption{text-align:center;max-width:80ch;margin:14px auto 0;font-size:13px}.ac-tbl{background:var(--ac-night);border-radius:12px;margin:24px 0}.ac-tbl table{font-size:14.5px}.ac-tbl th{background:var(--ac-hull-2);border-bottom:1px solid var(--ac-line-2);padding:12px 14px;font-size:13px}.ac-tbl td{padding:11px 14px;line-height:1.9}.ac-tbl tbody tr:nth-child(2n) td{background:var(--ac-hull)}@supports (color:color-mix(in lab,red,red)){.ac-tbl tbody tr:nth-child(2n) td{background:color-mix(in srgb,var(--ac-hull) 55%,transparent)}}.ac-tbl tbody tr:hover td{background:var(--ac-hull)}.ac-tbl td:first-child{color:var(--ac-ink)}.ac-code{border-color:var(--ac-line-2);background:var(--ac-deep);border-radius:12px;margin:22px 0}.ac-code__f{background:var(--ac-hull);align-items:center;gap:10px;padding:8px 12px;font-size:12px;display:flex}.ac-code__dots{gap:5px;display:inline-flex}.ac-code__dots i{background:var(--ac-line-2);border-radius:50%;width:9px;height:9px}.ac-code__dots i:first-child{background:var(--ac-rose)}.ac-code__dots i:nth-child(2){background:var(--ac-amber)}.ac-code__dots i:nth-child(3){background:var(--ac-green)}.ac-code__name{color:var(--ac-ink-2)}.ac-code__lang{border:1px solid var(--ac-line-2);color:var(--ac-ink-3);border-radius:999px;padding:0 8px;font-size:10.5px}.ac-code__copy{color:var(--ac-ink-2);border:1px solid var(--ac-line-2);cursor:pointer;background:0 0;border-radius:6px;margin-left:auto;padding:2px 10px;font-family:inherit;font-size:11.5px}.ac-code__copy:hover{border-color:var(--ac-violet);color:var(--ac-ink)}.ac-code pre{background:var(--ac-deep);padding:16px 18px;font-size:13px;line-height:1.8}.ac-steps{counter-reset:ac-step;gap:12px;margin:22px 0;padding:0;list-style:none;display:grid;position:relative}.ac-steps li{counter-increment:ac-step;border:1px solid var(--ac-line);background:var(--ac-night);border-radius:12px;padding:14px 18px;padding-inline-start:64px;position:relative}.ac-steps li:before{content:counter(ac-step,persian);width:32px;height:32px;color:var(--ac-white);background:var(--ac-violet-deep);border:1px solid var(--ac-violet);inset-inline-start:16px;border-radius:50%;place-items:center;font-size:14px;font-weight:800;display:grid;position:absolute;top:14px}.ac-steps li+li:after{content:"";background:var(--ac-line-2);inset-inline-start:31px;width:2px;height:12px;position:absolute;top:-13px}.ac-steps__t{color:var(--ac-ink);font-size:15.5px;display:block}.ac-steps__x{color:var(--ac-body);margin:4px 0 0;font-size:15px;line-height:2}.ac-quiz{border-color:var(--ac-line-2);background:linear-gradient(160deg,var(--ac-hull),var(--ac-night) 70%);border-radius:14px;margin:18px 0;padding:18px 20px}.ac-quiz__n{color:var(--ac-ink-2);border:1px solid var(--ac-line-2);border-radius:999px;margin-bottom:8px;padding:1px 10px;font-size:11.5px;display:inline-block}.ac-quiz__q{font-size:16px;line-height:1.9}.ac-quiz__opts{gap:8px}.ac-quiz__o{border-radius:10px;align-items:center;gap:12px;padding:10px 14px;font-size:15px;line-height:1.8;transition:border-color .15s,background .15s;display:flex}.ac-quiz__l{width:26px;height:26px;color:var(--ac-ink-2);background:var(--ac-hull-2);border:1px solid var(--ac-line-2);border-radius:7px;flex:none;place-items:center;font-size:12px;font-weight:800;display:grid}.ac-quiz__o.is-ok .ac-quiz__l{background:var(--ac-green);border-color:var(--ac-green);color:var(--ac-green-ink)}.ac-quiz__o.is-bad .ac-quiz__l{background:var(--ac-rose);border-color:var(--ac-rose);color:var(--ac-void)}.ac-quiz__why{font-size:14.5px;line-height:2}.ac-toc{border:1px solid var(--ac-line);scrollbar-width:thin;border-radius:14px;gap:0;max-height:calc(100vh - 40px);padding:0;top:20px}.ac-toc,.ac-toc__head{background:var(--ac-night)}.ac-toc__head{z-index:1;border-bottom:1px solid var(--ac-line);gap:7px;padding:14px 16px 12px;display:grid;position:sticky;top:0}.ac-toc__t{margin:0}.ac-toc__head small{color:var(--ac-ink-3);font-size:11.5px}.ac-toc__body{gap:2px;padding:8px;display:grid}.ac-toc__chap>summary{cursor:pointer;color:var(--ac-ink-2);border-radius:9px;align-items:center;gap:9px;padding:8px;font-size:13px;font-weight:700;list-style:none;display:flex}.ac-toc__chap>summary::-webkit-details-marker{display:none}.ac-toc__chap>summary:after{content:"‹";color:var(--ac-ink-3);flex:none;font-size:16px;line-height:1;transition:transform .15s}.ac-toc__chap[open]>summary:after{transform:rotate(-90deg)}.ac-toc__chap>summary:hover{background:var(--ac-hull);color:var(--ac-ink)}.ac-toc__chap[open]>summary,.ac-toc__cn{color:var(--ac-ink)}.ac-toc__cn{background:var(--ac-hull-2);border:1px solid var(--ac-line-2);width:24px;height:24px;border-radius:7px;flex:none;place-items:center;font-size:11.5px;display:grid}.ac-toc__chap[open] .ac-toc__cn{background:var(--ac-violet-deep);border-color:var(--ac-violet);color:var(--ac-white)}.ac-toc__ct{flex:1;line-height:1.6}.ac-toc__cc{color:var(--ac-ink-3);flex:none;font-size:11px;font-weight:400}.ac-toc__chap ol{border-inline-start:1px solid var(--ac-line-2);margin:2px 0 8px;gap:1px;margin-inline-start:19px;padding-inline-start:10px}.ac-toc a{border-radius:7px;padding:6px 8px;font-size:12.5px;line-height:1.7}.ac-toc__i{text-align:center;min-width:18px;color:var(--ac-ink-3);flex:none;font-size:11px}.ac-toc a[aria-current=page]{background:var(--ac-violet-soft);box-shadow:inset -2px 0 0 var(--ac-violet)}.ac-toc a[aria-current=page] .ac-toc__i{color:var(--ac-ink)}.ac-toc__back{border-top:1px solid var(--ac-line);color:var(--ac-ink-3);padding:11px 16px;font-size:12px;text-decoration:none;display:block}.ac-toc__back:hover{color:var(--ac-ink)}@media (max-width:980px){.ac-c-hero,.ac-cat-seo__grid,.ac-checkout,.ac-hero__grid,.ac-reader{grid-template-columns:1fr}.ac-hero__map{max-width:560px}.ac-toc{max-height:none}.ac-toc,.ac-toc__head{position:static}.ac-reader .ac-toc{order:2}.ac-reader{gap:20px}.ac-buy{position:static}.ac-home__grid{grid-template-columns:1fr 1fr}}@media (max-width:760px){.ac-wrap{padding-inline:16px}.ac-learn,.ac-path{grid-template-columns:1fr}.ac-path__arrow{justify-self:center;transform:rotate(-90deg)}.ac-continue,.ac-special{grid-template-columns:1fr}.ac-special__art{min-height:150px}.ac-home__grid{grid-template-columns:1fr}.ac-console__lbl{min-width:100%}.ac-search{min-width:0}.ac-mod>summary{flex-wrap:wrap}}.ac .rail__nav{color:var(--ac-ink-3)}.ac .rail__dots button{background:var(--ac-line-2)}.ac .rail__dots button.is-on{background:var(--ac-blue)}@media (max-width:760px){.ac-home{border-radius:14px;margin:0 12px 10px}.ac .rail__track>*{background:0 0;border:0!important;padding:0!important}.ac-home__head h2{font-size:16px;line-height:1.5}.ac-home__head p{font-size:12px}.ac-home__grid{gap:7px}.ac-home__grid .ac-book{grid-template-rows:auto;grid-template-columns:4.25rem minmax(0,1fr);display:grid}.ac-home__grid .ac-book__cover{aspect-ratio:1}.ac-home__grid .ac-book__badge{display:none}.ac-home__grid .ac-book__body{gap:3px;padding:.45rem .65rem}.ac-home__grid .ac-book__code{display:none}.ac-home__grid .ac-book h3{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:12px;line-height:1.4;display:-webkit-box;overflow:hidden}.ac-home__grid .ac-book p{display:none}.ac-home__grid .ac-meta{gap:5px}.ac-home__grid .ac-tag{padding:2px 5px;font-size:10px}.ac-home__grid .ac-book__foot{padding-top:3px;font-size:10px}.ac{font-size:14px}.ac-top__in{flex-wrap:nowrap;gap:6px 12px;padding-block:6px}.ac-brand__mark{width:24px;height:24px}.ac-brand__t{font-size:13px}.ac-brand__s{display:none}.ac-nav a,.ac-top .ac-btn{white-space:nowrap}.ac-top .ac-btn--sm{padding:5px 10px;font-size:12px}.ac-hero h1{font-size:22px;line-height:1.5}.ac-hero__lead,.ac-lead{font-size:14px;line-height:1.9}.ac-c-hero{gap:16px;padding-block:10px 20px}.ac-c-hero h1{font-size:21px;line-height:1.5}.ac-article h1{font-size:21px;line-height:1.55}.ac-article .ac-lead{font-size:14.5px;line-height:1.95}.ac-b-p,.ac-prose--wide p{font-size:14.5px;line-height:2}.ac-b-h2{margin:32px 0 10px;padding-top:18px;font-size:17px}.ac-b-h2:before{width:28px;height:28px;font-size:13px}.ac-b-h3{font-size:15px}.ac-b-list{font-size:14.5px}.ac-callout{padding:12px 14px}.ac-callout,.ac-quiz__o,.ac-steps__x{font-size:14px}.ac-quiz__q{font-size:14.5px}.ac-home__head h2{font-size:20px}.ac-home__in{gap:16px;padding-block:32px}.ac-hero__in{gap:16px;padding-block:24px 20px}.ac-hero__text{gap:12px}.ac-hero__lead{font-size:15.5px}.ac-stats{gap:18px}.ac-stat b{font-size:21px}.ac-hero__map{display:none}.ac-console{gap:8px;padding:10px}.ac-console__row{scrollbar-width:none;flex-wrap:nowrap;margin-inline:-10px;padding-inline:10px;overflow-x:auto}.ac-console__row::-webkit-scrollbar{display:none}.ac-console__lbl{letter-spacing:.06em;flex:none;min-width:auto}.ac-console__row .ac-chip{flex:none}.ac-mod>summary{gap:4px 10px;padding:10px 12px}.ac-mod__t{flex:calc(100% - 40px)}.ac-mod__t small{-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.ac-mod__m{margin-inline-start:36px}}@media (prefers-reduced-motion:reduce){.ac *,.ac :after,.ac :before{transition:none!important;animation:none!important}}