.wiki-detail-screen,.wiki-list-screen{display:flex;flex-direction:column;gap:var(--space-6);animation:fadeIn .3s ease}.wiki-roadmap-description{font-size:14px;color:var(--text-dim);line-height:1.5;max-width:56ch;margin:0}.wiki-roadmap-layout{display:grid;grid-template-columns:1fr;grid-gap:var(--space-4);gap:var(--space-4)}.wiki-roadmap-main{min-width:0}.wiki-roadmap-page-aside{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4)}.wiki-roadmap-page-aside-title{margin:0;font-size:16px;font-weight:600;color:var(--text)}.wiki-roadmap-progress{display:flex;flex-direction:column;gap:var(--space-3)}.wiki-roadmap-progress-head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);flex-wrap:wrap}.wiki-roadmap-progress-label{font-size:14px;font-weight:500;color:var(--text);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-roadmap-progress-track{height:6px;border-radius:3px;background:var(--border);overflow:hidden}.wiki-roadmap-progress-fill{height:100%;background:var(--accent);transition:width .2s ease}.wiki-roadmap-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-4)}@media (min-width:1024px){.wiki-roadmap-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start}.wiki-roadmap-page-aside{position:-webkit-sticky;position:sticky;top:60px}}.wiki-roadmap-row{display:grid;grid-template-columns:auto auto minmax(0,1fr);grid-gap:var(--space-3);gap:var(--space-3);align-items:start;padding:var(--space-4);text-align:left}.wiki-roadmap-step-num{font-size:12px;font-weight:600;color:var(--text-muted);min-width:1.5rem;padding-top:10px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-roadmap-check{font:inherit;padding:0;border:none;background:none;cursor:pointer;min-width:40px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius);flex-shrink:0}.wiki-roadmap-check:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.wiki-roadmap-check-box{width:20px;height:20px;border:2px solid var(--border-strong);border-radius:4px;background:var(--surface)}.wiki-roadmap-check-box-on{border-color:var(--accent);background:var(--accent)}.wiki-roadmap-row-body{min-width:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-roadmap-title-btn{font:inherit;font-size:15px;font-weight:600;text-align:left;padding:0;border:none;background:none;color:var(--accent);cursor:pointer;text-decoration:none}.wiki-roadmap-title-btn:hover{text-decoration:underline}.wiki-roadmap-title-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}.wiki-roadmap-summary{margin:0;font-size:13px;color:var(--text-dim);line-height:1.45}.wiki-roadmap-code{font-size:12px;padding:1px 6px;border-radius:4px;border:1px solid var(--border);background:var(--bg);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.wiki-roadmap-fallback{padding:var(--space-6) 0}.wiki-roadmap-aside{padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-3)}.wiki-roadmap-aside-title{margin:0;font-size:13px;font-weight:600;color:var(--text)}.wiki-roadmap-aside-lead{margin:0;font-size:12px;color:var(--text-dim);line-height:1.45}.wiki-roadmap-aside-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-roadmap-aside-row{display:flex;align-items:flex-start;gap:var(--space-2)}.wiki-roadmap-aside-check{font:inherit;padding:0;border:none;background:none;cursor:pointer;min-width:40px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius);flex-shrink:0;margin-top:-2px}.wiki-roadmap-aside-check:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.wiki-roadmap-aside-row-text{min-width:0;display:flex;flex-direction:column;gap:var(--space-1);padding-top:var(--space-2)}.wiki-roadmap-aside-link{font:inherit;font-size:13px;font-weight:600;text-align:left;padding:0;border:none;background:none;color:var(--accent);cursor:pointer}.wiki-roadmap-aside-link:hover{text-decoration:underline}.wiki-roadmap-aside-meta{font-size:12px;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-filter-chips{display:flex;flex-wrap:wrap;gap:var(--space-2)}.wiki-chip{padding:6px 14px;font-size:13px;font-weight:500;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text-muted);cursor:pointer;transition:border-color .15s,color .15s,background .15s}.wiki-chip:hover{border-color:var(--accent);color:var(--text)}.wiki-chip-active{border-color:var(--accent);background:var(--accent);color:#fff}.wiki-filter-row{display:flex;align-items:center;gap:var(--space-3)}.wiki-search-input{flex:1 1;min-height:40px;padding:0 var(--space-3);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font:inherit;font-size:14px;color:var(--text);outline:none;transition:border-color .15s}.wiki-search-input::placeholder{color:var(--text-muted)}.wiki-search-input:focus{border-color:var(--accent)}.wiki-count{font-size:13px;color:var(--text-muted);white-space:nowrap;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.wiki-card{font:inherit;display:flex;flex-direction:column;gap:var(--space-3);text-align:left;cursor:pointer;transition:border-color .15s}.wiki-card:hover{border-color:var(--accent)}.wiki-card-title{font-size:15px;font-weight:600;color:var(--text)}.wiki-card-summary{font-size:13px;color:var(--text-dim);line-height:1.45;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.wiki-card-tags{display:flex;flex-wrap:wrap;gap:var(--space-1)}.wiki-tag{font-size:11px;padding:2px 8px;border-radius:999px;border:1px solid var(--border);color:var(--text-muted);background:var(--bg)}.wiki-card-meta{font-size:12px;margin-top:auto;display:flex;gap:var(--space-2)}.wiki-card-chatgpt,.wiki-card-meta{color:var(--text-muted);align-items:center}.wiki-card-chatgpt{display:inline-flex;justify-content:center;width:24px;height:24px;margin-left:auto;border-radius:4px;cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease,background .15s ease;flex-shrink:0}.wiki-card:hover .wiki-card-chatgpt{opacity:1}.wiki-card-chatgpt:hover{color:var(--accent);background:var(--surface-hover)}.wiki-card-chatgpt:focus-visible{opacity:1;outline:2px solid var(--accent);outline-offset:1px}@media (max-width:640px){.wiki-grid{grid-template-columns:1fr}}.wiki-breadcrumb{display:flex;align-items:center;gap:var(--space-2);font-size:13px}.wiki-breadcrumb-link{color:var(--accent);text-decoration:none}.wiki-breadcrumb-link:hover{text-decoration:underline}.wiki-breadcrumb-sep{color:var(--text-muted)}.wiki-breadcrumb-current{color:var(--text-dim)}.wiki-detail-header{display:flex;flex-direction:column;gap:var(--space-2);padding-bottom:var(--space-4);border-bottom:1px solid var(--border)}.wiki-related-prominent{margin-top:var(--space-4);margin-bottom:var(--space-4);padding:var(--space-4);border:1px solid var(--border)}.wiki-related-prominent-head{margin-bottom:var(--space-3)}.wiki-related-prominent-title{margin:0 0 var(--space-1);font-size:16px;font-weight:600;color:var(--text)}.wiki-related-prominent-lead{margin:0;font-size:13px;color:var(--text-muted);line-height:1.45}.wiki-related-prominent-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));grid-gap:var(--space-2);gap:var(--space-2)}.wiki-related-prominent-item{margin:0}.wiki-related-prominent-card{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-1);width:100%;min-height:72px;padding:var(--space-3);text-align:left;font:inherit;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);cursor:pointer;transition:border-color .15s,background .15s}.wiki-related-prominent-card:hover{border-color:var(--accent)}.wiki-related-prominent-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.wiki-related-prominent-card-title{font-size:14px;font-weight:600;color:var(--text)}.wiki-related-prominent-card-summary{font-size:13px;color:var(--text-muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.wiki-detail-title{font-size:clamp(22px,2.5vw,26px);font-weight:600;color:var(--text);letter-spacing:-.02em;line-height:1.2;margin:0}.wiki-detail-summary{font-size:14px;color:var(--text-dim);max-width:68ch;line-height:1.6;margin:0}.wiki-detail-layout{display:grid;grid-template-columns:1fr;grid-gap:var(--space-5);gap:var(--space-5);align-items:start}@media (min-width:1024px){.wiki-detail-layout{grid-template-columns:1fr 260px;gap:var(--space-6)}}.wiki-detail-main{display:flex;flex-direction:column;gap:var(--space-8);min-width:0}.wiki-detail-aside{display:flex;flex-direction:column;gap:var(--space-3)}@media (min-width:1024px){.wiki-detail-aside{position:-webkit-sticky;position:sticky;top:60px;align-self:start;max-height:calc(100vh - 80px);overflow-y:auto}}.wiki-section{display:flex;flex-direction:column;gap:var(--space-3)}.wiki-section-title{font-size:16px;font-weight:600;color:var(--text);letter-spacing:-.01em}.wiki-section-body{font-size:14px;color:var(--text-dim);line-height:1.6}.wiki-section-items{list-style:none;display:flex;flex-direction:column;gap:var(--space-2);padding-left:var(--space-4)}.wiki-section-item{font-size:14px;color:var(--text);line-height:1.55;position:relative;padding-left:var(--space-3)}.wiki-section-item:before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--border-strong)}.wiki-inline-link{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px;font-weight:500}.wiki-inline-link:hover{color:color-mix(in srgb,var(--accent) 80%,var(--text))}.wiki-inline-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:3px}.wiki-inline-link-external:after{content:" ↗";font-size:11px}.wiki-media-grid{display:grid;grid-template-columns:1fr;grid-gap:var(--space-3);gap:var(--space-3);margin-top:var(--space-2)}.wiki-media-card{overflow:hidden;padding:0}.wiki-media-image{display:block;width:100%;height:auto;border-bottom:1px solid var(--border);background:var(--surface2)}.wiki-media-caption{display:flex;flex-direction:column;gap:4px;padding:var(--space-2) var(--space-3);font-size:12px;color:var(--text-dim);line-height:1.45}.wiki-media-source-label,.wiki-media-source-link{font-size:11px;color:var(--text-muted)}.wiki-media-source-link{text-decoration:underline;text-underline-offset:2px}.wiki-media-source-link:hover{color:var(--accent)}@media (min-width:760px){.wiki-media-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.wiki-concepts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.wiki-concept-card{display:flex;flex-direction:column;gap:var(--space-1)}.wiki-concept-term{font-size:14px;font-weight:600;color:var(--text);display:flex;align-items:center;gap:var(--space-1)}.wiki-concept-chatgpt{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border:none;background:none;border-radius:4px;color:var(--text-muted);cursor:pointer;opacity:0;transition:opacity .15s ease,color .15s ease,background .15s ease;flex-shrink:0}.wiki-concept-card:hover .wiki-concept-chatgpt{opacity:1}.wiki-concept-chatgpt:hover{color:var(--accent);background:var(--surface-hover)}.wiki-concept-chatgpt:focus-visible{opacity:1;outline:2px solid var(--accent);outline-offset:1px}.wiki-concept-def{font-size:13px;color:var(--text-dim);line-height:1.5}.wiki-code-block{display:flex;flex-direction:column;gap:0;padding:0;overflow:hidden}.wiki-code-note{padding:var(--space-2) var(--space-3);font-size:12px;color:var(--text-dim);border-top:1px solid var(--border);background:var(--surface2);line-height:1.45}.wiki-related,.wiki-toc{padding:var(--space-3)}.wiki-toc-title{font-size:13px;font-weight:600;color:var(--text);margin-bottom:var(--space-2)}.wiki-toc-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-1)}.wiki-toc-item{font-size:13px;color:var(--text-dim);line-height:1.4;padding:var(--space-1) 0}.wiki-toc-item-sub{padding-left:var(--space-3)}.wiki-related-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-related-link{font-size:13px;color:var(--accent);text-decoration:none}.wiki-related-link:hover{text-decoration:underline}.wiki-section[id]{scroll-margin-top:60px}.wiki-toc-link{color:var(--text-dim);text-decoration:none;transition:color .15s,background-color .15s;display:inline-block;border-radius:6px;padding:2px 6px;margin:-2px -6px}.wiki-toc-link:hover{color:var(--accent)}.wiki-toc-link-active{color:var(--accent-strong);background:color-mix(in srgb,var(--accent) 13%,transparent);font-weight:600}.wiki-actions{flex-direction:column}.wiki-action-btn,.wiki-actions{display:flex;gap:var(--space-2)}.wiki-action-btn{font:inherit;align-items:center;width:100%;min-height:36px;padding:var(--space-2) var(--space-3);background:transparent;border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:13px;font-weight:500;cursor:pointer;transition:border-color .15s,color .15s}.wiki-action-btn:hover{border-color:var(--accent);color:var(--accent)}.wiki-action-count{margin-left:auto;font-size:12px;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-flow{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-3)}.wiki-flow-title{margin:0;font-size:13px;font-weight:600;color:var(--text)}.wiki-flow-group{display:flex;flex-direction:column;gap:var(--space-2)}.wiki-flow-group-title{margin:0;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.02em}.wiki-flow-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-flow-item{margin:0}.wiki-flow-link{display:flex;flex-direction:column;gap:4px;width:100%;padding:var(--space-2);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);text-decoration:none;transition:border-color .15s ease,background .15s ease}.wiki-flow-link:hover{border-color:var(--accent);background:var(--surface-hover)}.wiki-flow-link-title{font-size:13px;font-weight:600;color:var(--text)}.wiki-flow-link-summary{font-size:12px;color:var(--text-dim);line-height:1.45}.wiki-flow-meta{font-size:11px;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-explorer-screen{gap:var(--space-5)}.wiki-role-chips{margin-top:calc(var(--space-2) * -1)}.wiki-quickstart{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4)}.wiki-quickstart-head{display:flex;flex-direction:column;gap:var(--space-2)}.wiki-quickstart-title{margin:0;font-size:18px;font-weight:600;color:var(--text)}.wiki-quickstart-lead{margin:0;font-size:14px;color:var(--text-dim);line-height:1.5}.wiki-quickstart-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.wiki-quickstart-item{margin:0}.wiki-quickstart-card{font:inherit;width:100%;display:flex;flex-direction:column;gap:var(--space-1);text-align:left;padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;transition:border-color .15s ease,background .15s ease}.wiki-quickstart-card:hover{border-color:var(--accent);background:var(--surface-hover)}.wiki-quickstart-step{font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);font-weight:600}.wiki-quickstart-item-title{font-size:14px;font-weight:600;color:var(--text)}.wiki-quickstart-item-summary{font-size:13px;color:var(--text-dim);line-height:1.45}.wiki-explorer-layout{display:grid;grid-template-columns:1fr;grid-gap:var(--space-4);gap:var(--space-4);align-items:start}.wiki-explorer-list,.wiki-explorer-relations{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4)}.wiki-explorer-list-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-2);flex-wrap:wrap}.wiki-explorer-list-title{margin:0;font-size:16px;color:var(--text)}.wiki-explorer-roadmap-btn{white-space:nowrap}.wiki-explorer-step-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-explorer-step-item{margin:0}.wiki-explorer-step-card{font:inherit;width:100%;text-align:left;display:flex;flex-direction:column;gap:4px;padding:var(--space-3);border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;transition:border-color .15s ease,background .15s ease}.wiki-explorer-step-card:hover{border-color:var(--accent);background:var(--surface-hover)}.wiki-explorer-step-card-active{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface))}.wiki-explorer-step-number{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em}.wiki-explorer-step-title{font-size:14px;font-weight:600;color:var(--text)}.wiki-explorer-step-summary{font-size:13px;color:var(--text-dim);line-height:1.45}.wiki-show-more-btn{align-self:flex-start}.wiki-explorer-selected{display:flex;flex-direction:column;gap:var(--space-2);padding-bottom:var(--space-3);border-bottom:1px solid var(--border)}.wiki-explorer-selected-title{margin:0;font-size:18px;line-height:1.3;color:var(--text)}.wiki-explorer-selected-summary{margin:0;font-size:14px;color:var(--text-dim);line-height:1.5}.wiki-explorer-open-btn{align-self:flex-start}.wiki-explorer-groups{display:flex;flex-direction:column;gap:var(--space-3)}.wiki-explorer-group{display:flex;flex-direction:column;gap:var(--space-2)}.wiki-explorer-group-title{margin:0;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.02em}.wiki-explorer-related-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-explorer-related-item{margin:0}.wiki-explorer-related-card{font:inherit;width:100%;text-align:left;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);display:flex;flex-direction:column;gap:4px;padding:var(--space-2);cursor:pointer;transition:border-color .15s ease,background .15s ease}.wiki-explorer-related-card:hover{border-color:var(--accent);background:var(--surface-hover)}.wiki-explorer-related-title{font-size:13px;font-weight:600;color:var(--text)}.wiki-explorer-related-summary{font-size:12px;color:var(--text-dim);line-height:1.45}.wiki-explorer-related-meta{font-size:11px;color:var(--text-muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.wiki-recursive-chain-list{list-style:none;padding:0}.wiki-recursive-chain-item,.wiki-recursive-chain-list{margin:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-recursive-chain-item{padding:var(--space-2);border:1px dashed var(--border);border-radius:var(--radius)}.wiki-recursive-root-btn{font:inherit;text-align:left;border:none;background:none;color:var(--accent);padding:0;cursor:pointer}.wiki-recursive-root-btn:hover{text-decoration:underline}.wiki-recursive-root-label{font-size:13px;font-weight:600}.wiki-recursive-children{list-style:none;margin:0;padding:0 0 0 var(--space-3);display:flex;flex-direction:column;gap:var(--space-2)}.wiki-recursive-child-item{margin:0}.wiki-recursive-child-btn{font:inherit;width:100%;text-align:left;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:var(--space-2);cursor:pointer;display:flex;flex-direction:column;gap:4px;transition:border-color .15s ease,background .15s ease}.wiki-recursive-child-btn:hover{border-color:var(--accent);background:var(--surface-hover)}.wiki-recursive-child-title{font-size:12px;font-weight:600;color:var(--text)}.wiki-recursive-child-summary{font-size:12px;color:var(--text-dim);line-height:1.4}@media (min-width:1024px){.wiki-explorer-layout{grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr)}.wiki-explorer-relations{position:-webkit-sticky;position:sticky;top:64px;align-self:start;max-height:calc(100vh - 84px);overflow:auto}}.start-screen{gap:var(--space-5)}.start-screen .page-header{padding-bottom:var(--space-3)}.start-layout{display:grid;grid-template-columns:1fr;grid-gap:var(--space-5);gap:var(--space-5)}.start-screen .surface-panel{background:var(--surface-elevated);border:1px solid var(--border);border-radius:12px;box-shadow:none}@media (min-width:1040px){.start-layout{grid-template-columns:repeat(12,minmax(0,1fr));align-items:start}.start-layout-main{grid-column:span 8}.start-layout-aside{grid-column:span 4;position:-webkit-sticky;position:sticky;top:64px;align-self:start}}@media (max-width:1039px){.start-layout-aside{position:static;top:auto}}.quiz-screen{display:flex;flex-direction:column;gap:var(--space-3);max-width:980px;margin:0 auto}.quiz-topbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-2) var(--space-3);padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--surface-elevated)}.quiz-topbar .btn-home{min-height:34px;padding:0 10px;font-size:12px}.quiz-topbar-center{display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px;order:3;flex:1 1 100%}.quiz-topbar-right{display:flex;align-items:center;gap:6px}@media (min-width:760px){.quiz-topbar-center{order:0;flex:1 1 auto;justify-content:center}}.progress-bar-wrap{height:6px;width:100%;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--surface2)}.progress-bar-fill{height:100%;background:var(--accent);transition:width .25s ease}.qnav-wrapper{position:relative;border:1px solid var(--border);border-radius:12px;background:var(--surface-elevated);padding:0 12px}.qnav-toggle{width:100%;padding:10px 0;display:flex;align-items:center;justify-content:space-between;border:none;background:none;font-family:inherit;cursor:pointer}.qnav-toggle,.qnav-toggle:hover{color:var(--text)}.qnav-toggle-label{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.qnav-toggle-current{font-size:13px;font-weight:600}.qnav-toggle-stats{font-size:12px;color:var(--text-dim)}.qnav-toggle-icon{color:var(--text-dim);transition:transform .15s ease}.qnav-panel{position:static;padding:10px 0 12px;border:none;border-top:1px solid var(--border);border-radius:0;background:transparent;max-height:min(320px,44vh);overflow-y:auto}.qnav-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(32px,1fr));grid-gap:5px;gap:5px}.qnav-btn{height:32px;border-radius:6px;border:1px solid var(--border);background:var(--surface);font-size:12px;color:var(--text-dim)}.qnav-btn:hover{border-color:var(--border-strong);color:var(--text)}.qnav-legend{margin-top:10px;padding-top:10px;display:flex;flex-wrap:wrap;gap:8px 14px;border-top:1px solid var(--border)}.question-card{max-width:none;padding:clamp(16px,2vw,24px);border:1px solid var(--border);border-radius:12px;background:var(--surface-elevated)}.question-card[data-type=codeOutput],.question-card[data-type=fillBlank],.question-card[data-type=multiSelect],.question-card[data-type=ordering],.question-card[data-type=trueFalse]{border-left:1px solid var(--border);padding-left:clamp(16px,2vw,24px)}.question-meta{margin-bottom:14px}.difficulty-badge{border-radius:999px;font-size:10px;letter-spacing:.02em}.topic-tag{border:1px solid var(--border);font-family:inherit}.topic-tag,.type-tag{display:inline-flex;align-items:center;min-height:22px;padding:0 8px;border-radius:999px;background:var(--surface2);font-size:11px}.type-tag{color:var(--text-dim);border:1px solid var(--border)}.question-card[data-type=codeOutput] .type-tag,.question-card[data-type=fillBlank] .type-tag,.question-card[data-type=multiSelect] .type-tag,.question-card[data-type=ordering] .type-tag,.question-card[data-type=trueFalse] .type-tag{color:var(--text-dim);border-color:var(--border);background:var(--surface2)}.question-text{font-size:clamp(16px,1.5vw,18px);font-weight:600;line-height:1.5}.code-block,.option-btn{border-radius:10px}.option-btn{font-family:inherit}.tf-group{gap:8px}@media (max-width:520px){.tf-group{grid-template-columns:1fr}}.question-actions{margin-top:18px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.question-actions .btn-finish,.question-actions .btn-next{margin-left:auto}@media (max-width:760px){.question-actions{align-items:stretch}.question-actions>button{width:100%}.question-actions .btn-finish,.question-actions .btn-next{margin-left:0}}.exam-finish-bar{border-radius:12px;border:1px solid var(--border);background:var(--surface-elevated)}.result-screen{max-width:980px;margin:0 auto;gap:var(--space-4)}.result-header{padding:var(--space-4);border:1px solid var(--border);border-radius:12px;background:var(--surface-elevated)}.result-body{display:grid;grid-template-columns:1fr;grid-gap:var(--space-3);gap:var(--space-3)}.result-section{padding:var(--space-4);border-radius:12px;border:1px solid var(--border);background:var(--surface-elevated)}@media (min-width:1024px){.result-body{grid-template-columns:repeat(2,minmax(0,1fr))}.result-section-learn-wrong,.result-section-topics{grid-column:1/-1}}.result-actions{border-top:none;border:1px solid var(--border);border-radius:12px;padding:var(--space-3);background:var(--surface-elevated);gap:var(--space-2)}.result-actions .btn-primary,.result-actions .btn-secondary{width:100%}.weak-points-screen{max-width:980px;margin:0 auto;padding:0}.weak-points-empty-panel,.weak-points-table-wrap,.weak-points-toolbar{border-radius:12px;background:var(--surface-elevated)}.wiki-mdx-content{color:var(--text);line-height:1.65;font-size:15.5px;overflow-wrap:anywhere;max-width:68ch;width:100%}.wiki-mdx-content>*+*{margin-top:var(--space-4)}.wiki-mdx-content h2,.wiki-mdx-content h3,.wiki-mdx-content h4{scroll-margin-top:80px;color:var(--text);font-weight:700;letter-spacing:0}.wiki-mdx-content h2{font-size:1.58em;line-height:1.3;margin-top:var(--space-7);margin-bottom:0;padding-bottom:var(--space-2);border-bottom:2px solid var(--border)}.wiki-mdx-content h2:first-child{margin-top:0}.wiki-mdx-content h3{font-size:1.22em;line-height:1.35;margin-top:var(--space-5);margin-bottom:0;color:var(--accent-strong)}.wiki-mdx-content h4{font-size:1.02em;line-height:1.4;margin-top:var(--space-4);margin-bottom:0;color:var(--text-dim);text-transform:uppercase;letter-spacing:0}.wiki-mdx-content h2 a,.wiki-mdx-content h3 a,.wiki-mdx-content h4 a{color:inherit;text-decoration:none}.wiki-mdx-content h2 a:hover,.wiki-mdx-content h3 a:hover,.wiki-mdx-content h4 a:hover{color:var(--accent)}.wiki-mdx-content p{margin:0;color:var(--text)}.wiki-mdx-content strong{color:var(--text);font-weight:700}.wiki-mdx-content em{font-style:italic;color:var(--text-dim)}.wiki-mdx-content a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}.wiki-mdx-content a:hover{color:var(--accent-strong)}.wiki-mdx-content :not(pre)>code{background:var(--surface2);color:var(--accent-strong);padding:2px 6px;border-radius:5px;font-size:.92em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;border:1px solid var(--border);word-break:break-word}.wiki-mdx-content ol,.wiki-mdx-content ul{padding-left:var(--space-6);margin:0}.wiki-mdx-content li{margin:var(--space-1) 0}.wiki-mdx-content li::marker{color:var(--accent)}.wiki-mdx-content blockquote{margin:0;padding:var(--space-3) var(--space-5);border-left:4px solid var(--accent);background:var(--accent-dim);border-radius:0 var(--radius) var(--radius) 0;color:var(--text-dim);font-style:italic}.wiki-mdx-content blockquote p{color:inherit}.wiki-mdx-table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);max-width:100%}.wiki-mdx-content table{width:100%;min-width:640px;border-collapse:collapse;font-size:14.5px;background:transparent;border:none;border-radius:0;overflow:visible}.wiki-mdx-content thead{background:var(--surface2)}.wiki-mdx-content td,.wiki-mdx-content th{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--border);vertical-align:top}.wiki-mdx-content th{font-weight:700;color:var(--text);font-size:13px;text-transform:uppercase;letter-spacing:.04em}.wiki-mdx-content tbody tr:last-child td{border-bottom:none}.wiki-mdx-content tbody tr:hover{background:var(--surface-hover)}.wiki-mdx-content hr{border:0;height:1px;background:var(--border);margin:var(--space-8) 0}.wiki-mdx-content>.wiki-callout{margin:var(--space-5) 0}.wiki-callout{border-radius:var(--radius);padding:var(--space-3) var(--space-4) var(--space-4);border:1px solid var(--border);border-left-width:3px;background:var(--surface);display:flex;flex-direction:column;gap:var(--space-2)}.wiki-callout-header{display:flex;align-items:center;gap:var(--space-2)}.wiki-callout-marker{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;padding:0 6px;border-radius:999px;border:1px solid var(--border);background:var(--surface2);color:var(--text-dim);font-size:11px;line-height:1;font-weight:700;font-family:var(--font-mono);text-transform:uppercase}.wiki-callout-title{font-weight:700;font-size:14px;letter-spacing:0;text-transform:uppercase}.wiki-callout-body{color:var(--text);font-size:15px;line-height:1.6}.wiki-callout-body>*+*{margin-top:var(--space-2)}.wiki-callout-body p{margin:0}.wiki-callout--info{border-left-color:var(--accent);background:var(--surface)}.wiki-callout--info .wiki-callout-title{color:var(--accent-strong)}.wiki-callout--tip{border-left-color:var(--correct);background:var(--surface)}.wiki-callout--tip .wiki-callout-title{color:var(--correct)}.wiki-callout--warning{border-left-color:var(--warning);background:var(--surface)}.wiki-callout--warning .wiki-callout-title{color:var(--warning)}.wiki-callout--danger{border-left-color:var(--wrong);background:var(--surface)}.wiki-callout--danger .wiki-callout-title{color:var(--wrong)}.wiki-callout--note{border-left-color:var(--border-strong);background:var(--surface)}.wiki-callout--note .wiki-callout-title{color:var(--text-dim)}.wiki-status-group{display:flex;flex-direction:column;gap:var(--space-3)}.wiki-status-group-title{margin:0;font-size:18px;font-weight:700;padding:var(--space-2) var(--space-3);border-radius:6px;display:inline-flex;align-self:flex-start}.wiki-status-group--1xx .wiki-status-group-title{background:var(--accent-dim);color:var(--accent-strong)}.wiki-status-group--2xx .wiki-status-group-title{background:var(--correct-bg);color:var(--correct)}.wiki-status-group--3xx .wiki-status-group-title{background:var(--marked-bg);color:var(--marked)}.wiki-status-group--4xx .wiki-status-group-title{background:rgba(245,158,11,.12);color:var(--warning)}.wiki-status-group--5xx .wiki-status-group-title{background:var(--wrong-bg);color:var(--wrong)}.wiki-status-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.wiki-status-card{background:var(--surface);border:1px solid var(--border);border-left-width:4px;border-radius:var(--radius);padding:var(--space-3) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2);transition:transform .15s ease,border-color .15s ease}.wiki-status-card:hover{transform:translateY(-1px);border-color:var(--border-strong)}.wiki-status-card--1xx{border-left-color:var(--accent)}.wiki-status-card--2xx{border-left-color:var(--correct)}.wiki-status-card--3xx{border-left-color:var(--marked)}.wiki-status-card--4xx{border-left-color:var(--warning)}.wiki-status-card--5xx{border-left-color:var(--wrong)}.wiki-status-card-head{display:flex;align-items:baseline;gap:var(--space-2);flex-wrap:wrap}.wiki-status-card-emoji{font-size:18px;line-height:1}.wiki-status-card-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:22px;font-weight:800;letter-spacing:-.02em}.wiki-status-card--1xx .wiki-status-card-code{color:var(--accent)}.wiki-status-card--2xx .wiki-status-card-code{color:var(--correct)}.wiki-status-card--3xx .wiki-status-card-code{color:var(--marked)}.wiki-status-card--4xx .wiki-status-card-code{color:var(--warning)}.wiki-status-card--5xx .wiki-status-card-code{color:var(--wrong)}.wiki-status-card-name{font-weight:600;font-size:15px;color:var(--text)}.wiki-status-card-body{font-size:14px;line-height:1.55;color:var(--text-dim)}.wiki-status-card-body p{margin:0}.wiki-cite{font-size:.75em;vertical-align:super;line-height:0;margin-left:1px}.wiki-cite-link{color:var(--accent);text-decoration:none;font-weight:700;padding:1px 3px;border-radius:3px;background:var(--accent-dim)}.wiki-cite-link:hover{background:var(--accent-soft)}.wiki-cite--missing{color:var(--wrong)}.wiki-references{margin-top:var(--space-8);padding-top:var(--space-5);border-top:2px solid var(--border)}.wiki-references-title{margin:0 0 var(--space-4);font-size:20px;font-weight:700;color:var(--text)}.wiki-references-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-2)}.wiki-references-item{font-size:14px;color:var(--text-dim);padding-left:var(--space-1);scroll-margin-top:80px}.wiki-references-item:target{background:var(--accent-dim);border-radius:4px;padding:4px 6px}.wiki-references-num{color:var(--accent);font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.wiki-references-link{color:var(--accent)}.wiki-references-meta{color:var(--text-muted)}.wiki-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:0;border:1px solid var(--border);background:var(--surface2);color:var(--text-dim);vertical-align:middle}.wiki-badge--blue{background:var(--surface);color:var(--accent-strong);border-color:color-mix(in srgb,var(--accent) 28%,var(--border))}.wiki-badge--green{background:var(--surface);color:var(--correct);border-color:color-mix(in srgb,var(--correct) 28%,var(--border))}.wiki-badge--yellow{background:var(--surface);color:var(--warning);border-color:color-mix(in srgb,var(--warning) 32%,var(--border))}.wiki-badge--red{background:var(--surface);color:var(--wrong);border-color:color-mix(in srgb,var(--wrong) 30%,var(--border))}.wiki-badge--cyan,.wiki-badge--purple{background:var(--surface);color:var(--text-dim);border-color:var(--border-strong)}.wiki-badge--orange{background:var(--surface);color:var(--warning);border-color:color-mix(in srgb,var(--warning) 32%,var(--border))}.wiki-cross-link{display:inline-flex;align-items:center;flex-wrap:wrap;gap:6px;padding:5px 10px;border-radius:6px;background:var(--surface);border:1px solid var(--border);color:var(--text);text-decoration:none;font-size:14px;font-weight:500;transition:all .15s ease;max-width:100%}.wiki-cross-link:hover{background:var(--surface-hover);border-color:var(--border-strong);color:var(--accent-strong)}.wiki-cross-link-type{color:var(--text-muted);font-family:var(--font-mono);font-size:11px;font-weight:700;line-height:1;text-transform:uppercase}.wiki-cross-link-label{min-width:0;overflow-wrap:anywhere}.wiki-cross-link-count{margin-left:4px;padding:0 6px;border-radius:4px;background:var(--surface2);color:var(--text-dim);font-size:11px;font-weight:700}.wiki-cross-link--quiz:hover{border-color:var(--accent)}.wiki-cross-link--flashcards:hover{border-color:var(--marked)}.wiki-cross-link--missing{color:var(--text-muted);background:transparent;border-style:dashed}.wiki-ask-ai{display:inline-flex;align-items:center;flex-wrap:wrap;gap:6px;padding:4px 10px;border-radius:6px;background:var(--surface);border:1px solid var(--border);color:var(--accent-strong);text-decoration:none;font-size:13px;font-weight:600;max-width:100%}.wiki-ask-ai-label{overflow-wrap:anywhere}.wiki-ask-ai:hover{background:var(--surface-hover);color:var(--accent-strong)}.wiki-mdx-content>.wiki-figure{margin:var(--space-5) 0}.wiki-figure{margin:0;padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2);align-items:stretch}.wiki-figure-image{display:block;max-width:100%;height:auto}.wiki-figure-image,.wiki-figure-svg{border-radius:6px;background:var(--surface2)}.wiki-figure-svg{display:flex;justify-content:center;padding:var(--space-3)}.wiki-figure-svg svg{max-width:100%;height:auto}.wiki-figure-caption{font-size:13px;color:var(--text-muted);display:flex;flex-direction:column;gap:var(--space-1)}.wiki-figure-caption-text{color:var(--text-dim)}.wiki-figure-source{font-size:12px;color:var(--accent);text-decoration:none}.wiki-figure-source:hover{text-decoration:underline}.wiki-mdx-content>.wiki-deflist{margin:var(--space-5) 0}.wiki-deflist{margin:0;display:grid;grid-template-columns:max-content 1fr;grid-gap:var(--space-2) var(--space-4);gap:var(--space-2) var(--space-4);padding:var(--space-3) var(--space-4);background:var(--surface2);border-radius:var(--radius);border:1px solid var(--border)}.wiki-deflist-term{font-weight:700;color:var(--accent-strong);font-size:14px}.wiki-deflist-def{margin:0;font-size:14px;color:var(--text)}.wiki-mdx-content>.wiki-compare{margin:var(--space-5) 0}.wiki-compare{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:var(--space-3);gap:var(--space-3)}.wiki-compare-col{padding:var(--space-3) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2);box-shadow:none}.wiki-compare-col-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-2);padding-bottom:var(--space-2);border-bottom:1px solid var(--border)}.wiki-compare-col-title{margin:0;font-size:16px;font-weight:700;color:var(--text)}.wiki-compare-col-badge{font-size:12px;padding:2px 8px;border-radius:999px;background:var(--surface2);color:var(--text-dim);font-weight:600;flex-shrink:0}.wiki-compare-col-body{font-size:14px;line-height:1.55;color:var(--text-dim)}.wiki-compare-col-body ul{padding-left:var(--space-5);margin:0}.wiki-compare-col-body li{margin:var(--space-1) 0}.wiki-mdx-content .code-block-shell{margin:var(--space-4) 0}.wiki-mdx-content .code-block-fallback-pre,.wiki-mdx-content .code-block-html pre.shiki code{font-size:.88em;line-height:1.55}.wiki-mdx-content .code-block-content{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}.wiki-mdx-content .code-block-content::-webkit-scrollbar{height:7px;width:7px}.wiki-mdx-content .code-block-content::-webkit-scrollbar-track{background:transparent}.wiki-mdx-content .code-block-content::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px}.wiki-mdx-content>.wiki-mdx-table-wrap{margin:var(--space-4) 0}@media (max-width:760px){.wiki-mdx-content>*+*{margin-top:var(--space-3)}.wiki-mdx-content h2{margin-top:var(--space-6)}.wiki-mdx-content h3{margin-top:var(--space-5)}.wiki-mdx-content h4{margin-top:var(--space-4)}.wiki-mdx-content hr{margin:var(--space-6) 0}.wiki-mdx-content>.wiki-callout,.wiki-mdx-content>.wiki-compare,.wiki-mdx-content>.wiki-deflist,.wiki-mdx-content>.wiki-figure,.wiki-mdx-content>.wiki-mdx-table-wrap{margin:var(--space-4) 0}.wiki-mdx-content .code-block-shell{margin:var(--space-3) 0}.wiki-mdx-content table{min-width:560px;font-size:13.5px}.wiki-mdx-content td,.wiki-mdx-content th{padding:var(--space-2) var(--space-3)}.wiki-deflist{grid-template-columns:1fr;gap:var(--space-1)}.wiki-deflist-term{margin-top:var(--space-1)}.wiki-compare{grid-template-columns:1fr}}