.dsa-workspace-layout{--dsa-workspace-left:280px;--dsa-workspace-right:282px;width:100%}.dsa-workspace-sidebar{padding:0 16px 18px;background:var(--surface)}.dsa-workspace-sidebar-heading{margin-inline:-16px;padding:20px 24px 14px;border-bottom:1px solid var(--line)}.dsa-workspace-sidebar-heading h2{margin:0;font-size:var(--type-reading-subsection);line-height:1.2;letter-spacing:-.03em}.dsa-workspace-sidebar-heading p{margin:5px 0 0;color:var(--muted);font-size:var(--type-meta)!important;line-height:1.4}.dsa-workspace-sidebar>nav{flex:1;min-height:0;padding-top:10px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}.dsa-workspace-drawer nav>ul,.dsa-workspace-sidebar nav>ul{gap:14px}.dsa-workspace-nav-group{min-width:0}.dsa-workspace-nav-group>.dsa-workspace-primary-link{min-height:48px;padding:8px 10px;align-items:start}.dsa-workspace-nav-group>.dsa-workspace-primary-link>span{min-width:0;display:grid;gap:1px}.dsa-workspace-nav-group>.dsa-workspace-primary-link strong{color:var(--text);font-size:var(--type-small)}.dsa-workspace-nav-group>.dsa-workspace-primary-link small{color:var(--muted);font-size:var(--type-label);font-weight:540;line-height:1.35}.dsa-workspace-nav-group.active-group>.dsa-workspace-primary-link{background:var(--surface-2)}.dsa-workspace-nav-group.active-group>.dsa-workspace-primary-link>svg{color:var(--accent)}.dsa-workspace-nav-group>ul{margin:4px 0 0 26px;padding-left:8px;gap:1px!important;border-left:1px solid var(--line)}.dsa-workspace-drawer .dsa-workspace-nav-group>ul a,.dsa-workspace-sidebar .dsa-workspace-nav-group>ul a{min-height:40px;padding:7px 9px;grid-template-columns:18px minmax(0,1fr) auto;font-size:var(--type-small)}.dsa-workspace-nav-group.hide-primary>.dsa-workspace-primary-link{display:none}.dsa-workspace-nav-group.hide-primary>ul{margin:0;padding:0;border-left:0}.dsa-workspace-nav-group.hide-primary>ul a{min-height:46px}.dsa-workspace-nav-badge{min-width:28px;padding:3px 7px;border-radius:99px;color:var(--accent-dark)!important;background:var(--surface)!important;text-align:center;font-variant-numeric:tabular-nums}.dsa-workspace-encouragement{min-height:182px;margin-top:18px;padding:20px 16px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;border:0;border-radius:12px;background:color-mix(in srgb,var(--surface-2) 76%,var(--bg));text-align:center;overflow:hidden}.dsa-workspace-encouragement:before{width:150px;height:94px;position:absolute;top:10px;left:50%;content:"";background:url(/images/dsa-learning-route-watercolor.png) 69% 61%/265px auto no-repeat;transform:translateX(-50%);-webkit-mask-image:linear-gradient(180deg,#000 55%,transparent);mask-image:linear-gradient(180deg,#000 55%,transparent);opacity:.72}.dark .dsa-workspace-encouragement:before{opacity:.96;mix-blend-mode:soft-light}.dsa-workspace-encouragement>svg{position:absolute;top:27px;z-index:1;color:var(--accent)}.dsa-workspace-encouragement strong{position:relative;font-size:var(--type-small)}.dsa-workspace-encouragement p{max-width:18ch;margin:5px 0 0;position:relative;color:var(--muted);font-size:var(--type-meta)!important;line-height:1.45}.dsa-workspace-header{min-height:0}.dsa-workspace-header>div:first-child{max-width:660px}.dsa-workspace-header h1{margin-top:0;font-weight:690;letter-spacing:-.035em}.dsa-workspace-header p{max-width:68ch}.dsa-workspace-section{padding-block:30px}.dsa-workspace-section-heading>div{max-width:760px}.dsa-workspace-section-heading h2{margin-top:0;font-size:1.55rem;letter-spacing:-.025em}.dsa-workspace-section-heading p{max-width:72ch;font-size:var(--type-small)!important}.dsa-workspace-layout.with-right-rail{grid-template-columns:var(--dsa-workspace-left) minmax(0,1fr) var(--dsa-workspace-right)}.dsa-workspace-layout.with-right-rail .dsa-workspace-header{gap:20px}.dsa-workspace-layout.with-right-rail .dsa-workspace-header h1{font-size:clamp(2rem,2.2vw,2.15rem);white-space:nowrap}.dsa-workspace-right-rail{height:calc(100vh - var(--dsa-workspace-top));position:sticky;top:var(--dsa-workspace-top);padding:20px;display:grid;align-content:start;gap:16px;overflow-y:auto;border-left:1px solid var(--line);background:var(--surface);scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}.dsa-workspace-right-rail section+section{margin:0}.dsa-rail-card{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}.dsa-rail-card>header{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px;align-items:start}.dsa-rail-card>header>svg{margin-top:1px;color:var(--muted)}.dsa-rail-card h2{margin:0;font-size:var(--type-small);line-height:1.35}.dsa-rail-card header p{margin:4px 0 0;color:var(--muted);font-size:var(--type-meta)!important;line-height:1.45}.dsa-rail-card nav{margin-top:10px;display:grid;gap:1px}.dsa-workspace-right-rail .dsa-rail-card a{min-width:0;min-height:54px;padding:8px 0;display:grid;grid-template-columns:minmax(0,1fr) 16px;align-items:center;gap:8px;border-radius:0;color:var(--text-secondary)}.dsa-workspace-right-rail .dsa-rail-card nav a+a{border-top:1px solid var(--line)}.dsa-workspace-right-rail .dsa-rail-card a:hover{color:var(--text);background:transparent}.dsa-workspace-right-rail .dsa-rail-card a>svg{color:var(--accent)}.dsa-workspace-right-rail .dsa-rail-card a>span{min-width:0;display:grid;gap:2px}.dsa-workspace-right-rail .dsa-rail-card strong{color:var(--text);font-size:var(--type-meta)}.dsa-workspace-right-rail .dsa-rail-card small{color:var(--muted);font-size:var(--type-label);line-height:1.35}.dsa-rail-feature{background:color-mix(in srgb,var(--green-soft) 64%,var(--bg))}.dsa-rail-feature>header>svg{color:var(--green)}.dsa-rail-feature>a{min-height:36px!important;margin:8px 0 0 34px;padding:4px 0!important;display:inline-flex!important;justify-content:start;color:var(--accent-dark)!important;font-weight:720}.dsa-rail-feature.new-here{background:color-mix(in srgb,var(--accent-soft) 66%,var(--bg))}.dsa-rail-feature.new-here>header>svg{color:var(--accent)}.dsa-practice-home .dsa-workspace-main{padding:0 26px 48px}.dsa-practice-hero{min-height:145px;margin-inline:-26px;padding:28px 26px 22px;position:relative;isolation:isolate;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--line)}.dsa-practice-hero:after{width:min(52vw,560px);height:188px;position:absolute;z-index:-1;right:-18px;bottom:-30px;content:"";background:url(/images/dsa-learning-route-watercolor.png) 65% 54%/cover no-repeat;opacity:.64;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.14) 16%,rgba(0,0,0,.72) 50%,#000 76%);mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.14) 16%,rgba(0,0,0,.72) 50%,#000 76%)}.dark .dsa-practice-hero:after{opacity:.96;mix-blend-mode:soft-light}.dsa-practice-hero>div{max-width:670px;position:relative;z-index:1}.dsa-practice-hero span{color:var(--muted);font:720 var(--type-label)/1.35 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-practice-hero h1{max-width:720px;margin:7px 0 8px;font-size:clamp(2rem,2.6vw,2.55rem);font-weight:720;line-height:1.04;letter-spacing:-.035em;text-wrap:balance}.dsa-practice-hero p{max-width:650px;margin:0;color:var(--text-secondary);font-size:var(--type-small)!important;line-height:1.5}.dsa-practice-preview.dsa-workspace-section{padding:16px 0 0;border-bottom:0}.dsa-practice-preview .dsa-database-filters{padding:9px;border-radius:8px!important}.dsa-question-database.preview .dsa-database-filters label{position:relative;gap:0}.dsa-question-database.preview .dsa-database-filters label>span:first-child:not(.field-with-icon){width:1px;height:1px;padding:0;position:absolute;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.dsa-question-database.preview .dsa-database-filters input,.dsa-question-database.preview .dsa-database-filters select{min-height:40px;font-size:var(--type-meta)!important}.dsa-question-database.preview .dsa-filter-more>summary,.dsa-question-database.preview .dsa-filter-reset{min-height:40px}.dsa-question-database.preview .dsa-database-results{min-height:48px;padding:7px 6px;border-inline:0;background:transparent;font-size:var(--type-meta)}.dsa-preview-sort{display:flex!important;align-items:center;gap:8px!important;color:var(--text-secondary);font-size:var(--type-meta);white-space:nowrap}.dsa-preview-sort>span{position:static!important;width:auto!important;height:auto!important;clip:auto!important;overflow:visible!important;color:var(--text-secondary)!important;text-transform:none!important;letter-spacing:0!important;font:inherit!important}.dsa-preview-sort select{min-width:126px!important;min-height:36px!important;padding-inline:10px 28px!important}.dsa-question-database.preview .dsa-browser-table-wrap{border-radius:8px}.dsa-browser-table.dsa-preview-layout thead th:first-child{width:38%}.dsa-browser-table.dsa-preview-layout thead th:nth-child(2){width:16%}.dsa-browser-table.dsa-preview-layout thead th:nth-child(3){width:14%}.dsa-browser-table.dsa-preview-layout thead th:nth-child(4){width:27%}.dsa-browser-table.dsa-preview-layout thead th:last-child{width:42px}.dsa-browser-table.dsa-preview-layout td,.dsa-browser-table.dsa-preview-layout th{height:42px;padding:7px 12px}.dsa-browser-table.dsa-preview-layout thead th{height:36px;color:var(--muted);background:var(--surface-2)}.dsa-browser-table.dsa-preview-layout tbody th strong{font-size:var(--type-meta)!important;line-height:1.3}.dsa-browser-table.dsa-preview-layout tbody th small{display:inline-flex;margin:3px 5px 0 0;padding:2px 5px;border-radius:4px;color:var(--accent-dark);background:var(--accent-soft);text-transform:none;letter-spacing:0}.dsa-sample-tags{display:flex;gap:4px;flex-wrap:wrap}.dsa-browser-table.dsa-preview-layout .dsa-browser-topics{flex-wrap:nowrap;overflow:hidden}.dsa-browser-table.dsa-preview-layout .dsa-browser-topics button{max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dsa-row-bookmark{width:34px;height:34px;margin-inline:auto;display:grid;place-items:center;border-radius:7px;color:var(--accent)}.dsa-row-bookmark:hover{background:var(--accent-soft)}.dsa-row-bookmark.unavailable{color:var(--muted);opacity:.55}html.dark .dsa-practice-hero:after{opacity:.25}.dsa-browser-section-heading{margin:0 0 14px}.dsa-browser-section-heading h2{margin:0;font-size:1.35rem;letter-spacing:-.025em}.dsa-browser-section-heading p{margin:4px 0 0;color:var(--muted);font-size:var(--type-meta)!important}.dsa-database-filters{grid-template-columns:minmax(240px,1.6fr) repeat(3,minmax(118px,.72fr)) auto auto}.dsa-filter-more{min-width:0;position:relative;align-self:end}.dsa-filter-more>summary{min-height:40px;padding:0 11px;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line-strong);border-radius:7px;color:var(--text-secondary);background:var(--bg);font-size:var(--type-meta);font-weight:700;cursor:pointer;list-style:none;white-space:nowrap}.dsa-filter-more>summary::-webkit-details-marker{display:none}.dsa-filter-more>summary>span{min-width:20px;height:20px;display:grid;place-items:center;border-radius:50%;color:var(--accent);background:var(--accent-soft);font-size:var(--type-label)}.dsa-filter-more[open]>summary{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}.dsa-filter-more>div{width:230px;padding:12px;position:absolute;top:calc(100% + 7px);right:0;z-index:20;border:1px solid var(--line-strong);border-radius:9px;background:var(--surface);box-shadow:var(--shadow-lg)}.dsa-filter-more>div label{display:grid;gap:6px}.dsa-topic-quick-filters summary{font-size:var(--type-label)!important}.dsa-active-filters{align-items:center}.dsa-active-filters>span{color:var(--muted);font-size:var(--type-label);font-weight:700;text-transform:uppercase;letter-spacing:.05em}.dsa-database-results .dsa-active-filters button{min-height:30px;padding:5px 8px;border-radius:6px;font-size:var(--type-label);text-transform:capitalize}.dsa-roadmap-supporting-details{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-roadmap-supporting-details>summary{min-height:70px;padding:12px 2px;display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;list-style:none}.dsa-roadmap-supporting-details>summary::-webkit-details-marker{display:none}.dsa-roadmap-supporting-details>summary>span{display:grid;gap:3px}.dsa-roadmap-supporting-details>summary strong{font-size:var(--type-small)}.dsa-roadmap-supporting-details>summary small{color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-supporting-details>summary svg{color:var(--muted);transition:transform .16s ease}.dsa-roadmap-supporting-details[open]>summary svg{transform:rotate(180deg)}.dsa-roadmap-supporting-details>div{padding:26px 0;display:grid;gap:30px;border-top:1px solid var(--line)}.dsa-level-roadmap-experience{gap:32px}.dsa-roadmap-company-control{grid-template-columns:minmax(240px,1fr)}.dsa-roadmap-next-up li button{margin-top:5px;min-height:36px;padding:6px 0;display:inline-flex;align-items:center;gap:5px;justify-self:start;border:0;color:var(--accent);background:transparent;font:inherit;font-weight:740;cursor:pointer}.dsa-level-roadmap-topic-details h5,.dsa-roadmap-detail-label,.dsa-roadmap-problem-group-heading h5{margin:0;color:var(--accent);font:760 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-roadmap-detail-label{display:flex;align-items:center;gap:5px}.dsa-plan-selector>header{grid-column:1/-1;padding-bottom:4px}.dsa-plan-selector>header h2{margin:0;font-size:1.35rem;letter-spacing:-.025em}.dsa-plan-selector>header p{max-width:72ch;margin:4px 0 0;color:var(--muted);font-size:var(--type-meta)!important}.dsa-workspace-layout :is(p,input,select,button,a){font-size:var(--type-small)!important}.dsa-workspace-layout :is(small,legend,label>span:first-child,.dsa-difficulty,th){font-size:var(--type-label)!important}.dsa-browser-table,.dsa-browser-table tbody th strong{font-size:var(--type-meta)!important}.dsa-browser-companies>*,.dsa-browser-topics>*{font-size:var(--type-label)!important}.dsa-level-roadmap-experience :is(p,li,button,input,select,a){font-size:var(--type-small)!important}.dsa-level-roadmap-experience :is(small,legend,dt,.dsa-level-priority){font-size:var(--type-label)!important}.dsa-study-plan-page :is(p,li,button,input,select,a){font-size:var(--type-small)!important}.dsa-study-plan-page :is(small,legend,dt,.priority){font-size:var(--type-label)!important}.dsa-study-plan-page .dsa-plan-week-detail h5{font-size:var(--type-label)!important;line-height:1.4}.dsa-study-plan-page .dsa-plan-deprioritized h2{font-size:var(--type-meta)!important}.dsa-language-doc-layout .sd-article,.dsa-language-doc-layout .sd-article :is(p,li){font-size:var(--type-body)!important;line-height:1.7}.dsa-language-doc-layout :is(.dsa-language-actions a,.sd-mobile-toc a,.sd-back-link,.sd-breadcrumbs a){font-size:var(--type-meta)!important}.dsa-language-doc-layout .dsa-language-code figcaption :is(span,small,button),.dsa-language-doc-layout .dsa-language-code>p,.dsa-language-doc-layout .dsa-language-complexity td{font-size:var(--type-label)!important}.dsa-language-doc-layout .sd-article .dsa-language-code pre code{font-size:var(--type-meta)!important}.dsa-language-doc-layout .dsa-language-complexity code{font-size:var(--type-label)!important}.dsa-language-doc-layout .dsa-language-mistakes h3{font-size:var(--type-meta)!important}@media (max-width:1180px){.dsa-database-filters{grid-template-columns:minmax(220px,1.4fr) repeat(2,minmax(120px,1fr)) auto auto}.dsa-database-filters .search{grid-column:span 2}}@media (max-width:1320px){.dsa-workspace-layout.with-right-rail{grid-template-columns:var(--dsa-workspace-left) minmax(0,1fr)}.dsa-workspace-right-rail{display:none}}@media (min-width:1181px){.with-right-rail .dsa-database-filters{grid-template-columns:repeat(3,minmax(0,1fr)) auto auto}.with-right-rail .dsa-database-filters .search{grid-column:1/-1}}@media (max-width:1040px){.dsa-workspace-layout{width:100%;display:block}.dsa-workspace-sidebar{display:none}.dsa-workspace-trigger{width:100%;min-height:44px;padding:0 20px;position:sticky;top:var(--global-header-height);z-index:30;display:flex;align-items:center;gap:8px;border:0;border-bottom:1px solid var(--line);color:var(--text);background:var(--bg);font-size:var(--type-meta)!important;font-weight:700;cursor:pointer}.dsa-workspace-trigger svg{color:var(--accent)}.dsa-workspace-main{max-width:920px;margin-inline:auto;padding-top:25px}.dsa-practice-home .dsa-workspace-main{max-width:none;padding-top:0}}@media (max-width:720px){.dsa-workspace-main{padding:18px 16px 52px}.dsa-practice-home .dsa-workspace-main{padding:0 16px 46px}.dsa-practice-hero{min-height:154px;margin-inline:-16px;padding:26px 16px 24px}.dsa-practice-hero:after{width:70%;right:-25%;opacity:.2}.dsa-practice-hero h1{max-width:15ch;font-size:clamp(1.9rem,8.5vw,2.35rem)}.dsa-practice-hero p{max-width:46ch}.dsa-workspace-header{gap:14px}.dsa-workspace-header h1{font-size:2rem}.dsa-workspace-header p{line-height:1.5}.dsa-workspace-actions{display:grid;grid-template-columns:1fr 1fr}.dsa-workspace-actions .button{min-width:0;padding-inline:8px}.dsa-workspace-section{padding-block:26px}.dsa-workspace-section-heading>a{min-height:44px;margin-block:-5px;align-items:center}.dsa-database-filters{grid-template-columns:repeat(6,minmax(0,1fr));padding:10px}.dsa-database-filters .search{grid-column:1/-1}.dsa-database-filters>label:not(.search){grid-column:span 2}.dsa-filter-more{position:static;grid-column:span 3}.dsa-filter-more>summary{width:100%;min-height:44px}.dsa-filter-more>div{width:100%;margin-top:7px;position:static;box-shadow:none}.dsa-filter-reset{grid-column:span 3;min-height:44px}.dsa-browser-stats{margin-bottom:0;grid-template-columns:repeat(4,minmax(0,1fr))}.dsa-browser-stats article{min-height:44px;padding:2px 6px;border-bottom:0}.dsa-browser-stats strong{margin-top:1px;font-size:.875rem}.dsa-database-results{min-height:56px;align-items:center;flex-direction:row;gap:8px;overflow-x:auto;scrollbar-width:thin}.dsa-database-results>span{flex:none}.dsa-database-results .dsa-active-filters{width:auto;flex:none;flex-wrap:nowrap;justify-content:flex-start}.dsa-database-results .dsa-active-filters button{min-height:44px;flex:none}.dsa-question-database.preview .dsa-database-results{min-height:54px;padding-inline:2px}.dsa-preview-sort select{min-width:112px!important;min-height:44px!important}.dsa-topic-quick-filters>div{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin}.dsa-topic-quick-filters button,.dsa-topic-quick-filters summary{min-height:44px!important;flex:none;border-radius:7px}.dsa-browser-table tr{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));padding:12px}.dsa-browser-table th{grid-column:1/-1;min-height:48px;padding:7px 0}.dsa-browser-table td{min-height:58px;padding:25px 8px 8px;border-right:1px solid var(--line)}.dsa-browser-table td:nth-of-type(2n){border-right:0}.dsa-browser-table th:before{display:none}.dsa-browser-table td:before{width:auto;top:6px;left:8px;font-size:var(--type-label)!important}.dsa-browser-table.dsa-preview-layout th{min-height:70px;padding:10px 8px 12px}.dsa-browser-table.dsa-preview-layout td{min-height:66px;padding:30px 10px 10px}.dsa-browser-table.dsa-preview-layout td:before{top:8px;left:10px}.dsa-browser-table.dsa-preview-layout .dsa-row-bookmark{margin-inline:0}.dsa-plan-alternative a,.dsa-plan-goal a,.dsa-plan-readiness>a,.dsa-plan-topic-list a,.dsa-roadmap-next-up li :is(a,button),.dsa-roadmap-problem-summary>a{min-height:44px;display:inline-flex;align-items:center}.dsa-plan-segments.role{grid-template-columns:1fr;overflow:visible}.dsa-plan-segments.role button{min-height:68px}.dsa-roadmap-canvas-controls button{width:44px!important;height:44px!important}.dsa-roadmap-toolbar-actions>a,.sd-back-link,.sd-breadcrumbs a,.sd-mobile-toc li a{min-height:44px;display:inline-flex;align-items:center}}@media (max-width:430px){.dsa-workspace-actions{grid-template-columns:1fr}.dsa-browser-stats span{letter-spacing:0;text-transform:none}}@media (prefers-reduced-motion:reduce){.dsa-roadmap-supporting-details>summary svg{transition:none}}.dsa-application-context,.dsa-home-practice-preview,.dsa-practice-resume,.dsa-practice-signin{padding:15px 18px;display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-home-practice-preview{margin-bottom:18px}.dsa-application-context>div,.dsa-home-practice-preview>div,.dsa-practice-resume>div{display:grid;gap:3px}.dsa-application-context span,.dsa-home-practice-preview span,.dsa-practice-resume span,.dsa-roadmap-preference span,.dsa-topic-progress header p{color:var(--muted);font-size:var(--type-label);font-weight:720;text-transform:uppercase;letter-spacing:.06em}.dsa-application-context p,.dsa-home-practice-preview p,.dsa-practice-resume p,.dsa-practice-signin p{margin:0;color:var(--muted);font-size:var(--type-meta)}.dsa-application-context>a,.dsa-home-practice-preview>a{display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-meta);font-weight:750}.dsa-application-context{margin-bottom:18px;border-color:color-mix(in srgb,var(--accent) 30%,var(--line));background:color-mix(in srgb,var(--accent-soft) 38%,var(--surface))}.dsa-practice-signin{justify-content:flex-start;margin-bottom:20px}.dsa-practice-signin>svg{flex:0 0 auto;color:var(--accent)}.dsa-practice-signin>div{flex:1}.dsa-practice-resume{margin-bottom:14px;padding:22px}.dsa-practice-resume h2{margin:1px 0;font-size:1.45rem}.dsa-practice-summary{margin-bottom:18px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;overflow:hidden}.dsa-practice-summary article{min-width:0;padding:14px;display:grid;gap:2px;border-right:1px solid var(--line);background:var(--surface)}.dsa-practice-summary article:last-child{border-right:0}.dsa-practice-summary article>span{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:var(--type-label);font-weight:720;text-transform:uppercase;letter-spacing:.04em}.dsa-practice-summary article>span svg{color:var(--accent)}.dsa-practice-summary strong{margin-top:3px;font-size:1.2rem}.dsa-practice-summary p{margin:0;color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-preference{margin-bottom:18px;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-block:1px solid var(--line)}.dsa-roadmap-preference p{margin:3px 0 0;color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-preference-controls{display:grid;justify-items:end;gap:5px}.dsa-roadmap-preference-controls>div{display:flex;gap:5px}.dsa-roadmap-preference-controls>span{min-height:16px;color:var(--muted);font-size:var(--type-label);text-transform:none;letter-spacing:0}.dsa-quick-action-error,.dsa-roadmap-preference-controls>span.error{color:var(--danger)}.dsa-roadmap-preference button{min-height:36px;padding:6px 10px;border:1px solid var(--line);border-radius:6px;color:var(--text-secondary);background:var(--surface);font:inherit;font-size:var(--type-label);font-weight:730;cursor:pointer}.dsa-roadmap-preference button.active{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.dsa-roadmap-preference button:disabled,.dsa-roadmap-progress-actions button:disabled,.dsa-row-progress button:disabled{cursor:wait;opacity:.66}.dsa-practice-insights{margin-bottom:18px;display:grid;grid-template-columns:1fr 1fr;gap:16px}.dsa-practice-insights>section,.dsa-topic-progress{padding:16px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-practice-insights header,.dsa-topic-progress header{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.dsa-practice-insights h2,.dsa-topic-progress h2{margin:0;font-size:1.05rem}.dsa-practice-insights header a{color:var(--accent);font-size:var(--type-label);font-weight:720}.dsa-practice-insights ul{margin:10px 0 0;padding:0;list-style:none}.dsa-practice-insights li+li{border-top:1px solid var(--line)}.dsa-practice-insights li a{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:12px}.dsa-practice-insights li span,.dsa-practice-insights li strong{font-size:var(--type-label)}.dsa-practice-insights li span{color:var(--muted);text-transform:capitalize}.dsa-practice-insights section>p{color:var(--muted);font-size:var(--type-meta);line-height:1.55}.dsa-topic-progress{margin-bottom:24px}.dsa-topic-progress header p{margin:0;text-transform:none;letter-spacing:0}.dsa-topic-progress>div{margin-top:12px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}.dsa-topic-progress article{padding:11px;display:grid;gap:3px;background:var(--surface)}.dsa-topic-progress article strong{font-size:var(--type-meta)}.dsa-topic-progress article span{color:var(--muted);font-size:var(--type-label)}.dsa-row-progress{display:grid;gap:6px}.dsa-progress-status{width:fit-content;padding:2px 6px;border-radius:999px;color:var(--muted);background:var(--surface-2);font-size:var(--type-label);font-weight:720;text-transform:capitalize}.dsa-progress-status.solved{color:var(--success);background:var(--success-soft)}.dsa-progress-status.attempted,.dsa-progress-status.review{color:var(--accent);background:var(--accent-soft)}.dsa-row-progress>div{display:flex;gap:4px}.dsa-row-progress form{margin:0;display:grid;gap:3px}.dsa-row-progress button{min-height:27px;padding:3px 6px;display:inline-flex;align-items:center;gap:3px;border:1px solid var(--line);border-radius:5px;color:var(--text-secondary);background:var(--surface);font:inherit;font-size:var(--type-label);cursor:pointer}.dsa-row-progress button.active{color:var(--accent);border-color:var(--accent)}.dsa-quick-action-error{max-width:18ch;font-size:var(--type-label);line-height:1.35}.dsa-roadmap-preference-message{margin:8px 0 0;color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-preference-message.error{color:var(--danger)}.dsa-signin-progress{color:var(--accent);font-size:var(--type-label);font-weight:700}.dsa-roadmap-progress-actions{display:flex;align-items:center;gap:8px}.dsa-roadmap-progress-actions a,.dsa-roadmap-progress-actions button{min-height:34px;padding:6px 9px;border:1px solid var(--line);border-radius:6px;color:var(--accent);background:var(--surface);font:inherit;font-size:var(--type-label);font-weight:720;cursor:pointer}.dsa-question-detail{padding:34px 0 70px;background:var(--bg);overflow-x:clip}.dsa-question-detail>.page-width{max-width:1080px}.dsa-question-detail>.page-width>header{margin-top:18px;padding-bottom:22px;display:flex;align-items:flex-end;justify-content:space-between;gap:22px;border-bottom:1px solid var(--line)}.dsa-question-detail header span{color:var(--accent);font:740 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-question-detail>.page-width>header h2{margin:6px 0;font-size:clamp(2rem,4vw,3.25rem);letter-spacing:-.04em}.dsa-question-detail header p{margin:0;color:var(--muted)}.dsa-question-detail-grid{margin-top:24px;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.45fr);gap:24px;align-items:start}.dsa-question-detail-content,.dsa-question-detail-grid>aside{min-width:0;display:grid;align-content:start;gap:14px}.dsa-question-detail-content{min-height:0}.dsa-question-detail-grid>*>section{padding:20px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-question-detail-grid h2{margin:0 0 6px;font-size:1.2rem}.dsa-question-detail-grid section>p{color:var(--muted);font-size:var(--type-small);line-height:1.6}.dsa-question-detail-grid dl{margin:12px 0 0}.dsa-question-detail-grid dl>div{padding:9px 0;display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line)}.dsa-question-detail-grid dd,.dsa-question-detail-grid dt{font-size:var(--type-meta)}.dsa-question-detail-grid dd{margin:0;text-transform:capitalize}.dsa-question-brief>p{max-width:68ch}.dsa-question-brief blockquote{margin:18px 0 0;padding:17px 19px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.65}.dsa-question-brief blockquote,.dsa-source-boundary{border:1px solid var(--line);border-radius:8px;background:var(--surface-2)}.dsa-source-boundary{margin-top:18px;padding:14px 16px;display:flex;gap:10px}.dsa-source-boundary svg{flex:none;margin-top:2px;color:var(--accent)}.dsa-source-boundary p{margin:0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.55}.dsa-question-provenance dd,.dsa-question-sequence>li>div,.dsa-source-boundary p{min-width:0;overflow-wrap:anywhere}.dsa-followup-reveal,.dsa-recognition-reveal{margin-top:14px;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-followup-reveal summary,.dsa-recognition-reveal summary{min-height:44px;padding:10px 13px;display:flex;align-items:center;gap:7px;color:var(--accent);font-size:var(--type-meta);font-weight:740;cursor:pointer;list-style:none}.dsa-followup-reveal summary::-webkit-details-marker,.dsa-recognition-reveal summary::-webkit-details-marker{display:none}.dsa-followup-reveal[open] summary,.dsa-recognition-reveal[open] summary{border-bottom:1px solid var(--line)}.dsa-recognition-reveal>p{margin:0;padding:15px;color:var(--text);font-size:var(--type-small);line-height:1.6}.dsa-question-brief>.dsa-hidden-mode-instruction{margin:16px 0 0;color:var(--text)}.dsa-guided-debrief{margin-top:14px;border:1px solid var(--line-strong);border-radius:8px;background:var(--surface-2);overflow:hidden}.dsa-guided-debrief>summary{min-height:46px;padding:11px 13px;display:flex;align-items:center;gap:8px;color:var(--accent);font-size:var(--type-meta);font-weight:740;cursor:pointer;list-style:none}.dsa-guided-debrief>summary::-webkit-details-marker{display:none}.dsa-guided-debrief[open]>summary{border-bottom:1px solid var(--line)}.dsa-guided-debrief-content{padding:0 15px 15px;background:var(--surface)}.dsa-guided-debrief-content>p{margin:15px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.6}.dsa-question-sequence{margin:20px 0 0;padding:0;display:grid;list-style:none}.dsa-question-sequence>li{padding:17px 0;display:grid;grid-template-columns:30px minmax(0,1fr);gap:13px;border-top:1px solid var(--line)}.dsa-question-sequence>li>span{width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:6px;color:var(--accent);background:var(--surface-2);font:740 var(--type-label)/1 var(--font-mono)}.dsa-question-sequence h3{margin:3px 0 7px;font-size:var(--type-body)}.dsa-question-sequence li li,.dsa-question-sequence p,.dsa-question-sequence strong{color:var(--text-secondary);font-size:var(--type-meta);line-height:1.55}.dsa-question-sequence p{margin:0}.dsa-question-sequence strong{display:block;margin-top:8px;color:var(--text)}.dsa-question-sequence ul{margin:0;padding-left:17px}.dsa-followup-reveal ul{margin:0;padding:14px 15px;display:grid;gap:8px;list-style:none}.dsa-followup-reveal li{display:flex;gap:8px;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-followup-reveal li svg{flex:none;margin-top:2px;color:var(--success)}.dsa-question-provenance dd{max-width:18ch;text-align:right;text-transform:none}.dsa-progress-editor{margin-top:18px;display:grid;gap:17px}.dsa-progress-editor fieldset{margin:0;padding:0;border:0}.dsa-progress-editor legend,.dsa-progress-editor>label>span{margin-bottom:7px;display:block;font-size:var(--type-meta);font-weight:740}.dsa-progress-editor legend small{color:var(--muted);font-weight:520}.dsa-choice-row{display:flex;flex-wrap:wrap;gap:6px}.dsa-choice-row label input{position:absolute;opacity:0;pointer-events:none}.dsa-choice-row label span{min-height:38px;padding:8px 11px;display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:6px;background:var(--surface);font-size:var(--type-meta);text-transform:capitalize;cursor:pointer}.dsa-choice-row label input:checked+span{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.dsa-choice-row label input:focus-visible+span{outline:2px solid var(--accent);outline-offset:2px}.dsa-bookmark-field{min-height:40px;display:flex;align-items:center;gap:7px;font-size:var(--type-meta);font-weight:700}.dsa-progress-editor textarea{width:100%;resize:vertical}.dsa-progress-editor label>small{margin-top:5px;display:block;color:var(--muted);font-size:var(--type-label)}.dsa-progress-editor .button{width:fit-content}@media (max-width:900px){.dsa-practice-summary{grid-template-columns:1fr 1fr}.dsa-practice-summary article:nth-child(2){border-right:0}.dsa-practice-summary article:nth-child(-n+2){border-bottom:1px solid var(--line)}.dsa-question-detail-grid{grid-template-columns:1fr}}@media (max-width:720px){.dsa-application-context,.dsa-home-practice-preview,.dsa-practice-resume,.dsa-practice-signin,.dsa-roadmap-preference{align-items:stretch;flex-direction:column}.dsa-practice-resume .button,.dsa-practice-signin .button{width:100%}.dsa-roadmap-preference-controls{justify-items:stretch}.dsa-roadmap-preference-controls>div{display:grid;grid-template-columns:repeat(3,1fr)}.dsa-roadmap-preference button{width:100%;min-height:44px}.dsa-practice-insights{grid-template-columns:1fr}.dsa-topic-progress>div{grid-template-columns:1fr 1fr}.dsa-question-detail{padding:22px 0 50px}.dsa-question-detail>.page-width>header{align-items:stretch;flex-direction:column}.dsa-question-detail header .button{width:100%}.dsa-choice-row{display:grid;grid-template-columns:1fr 1fr}.dsa-choice-row label span{min-height:44px;justify-content:center}.dsa-row-progress button{min-height:44px}}.pattern-grid h2 a{color:inherit;text-decoration:none}.pattern-grid h2 a:hover{color:var(--accent)}.pattern-grid-actions{margin-top:auto;padding-top:12px;display:grid;gap:8px;border-top:1px solid var(--line)}.pattern-grid-actions .card-link{margin:0}.dsa-topic-contract-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line)}.dsa-topic-contract-grid article{min-width:0;padding:18px}.dsa-topic-contract-grid article+article{border-left:1px solid var(--line)}.dsa-topic-contract-grid svg{color:var(--accent)}.dsa-topic-contract-grid span{margin-block:8px 5px;display:block;color:var(--muted);font-size:var(--type-label);font-weight:740;text-transform:uppercase;letter-spacing:.06em}.dsa-topic-contract-grid p{margin:0}.dsa-topic-contract-grid ul{margin-bottom:0}.dsa-topic-field-guide{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line)}.dsa-topic-field-guide section{min-width:0;padding:18px}.dsa-topic-field-guide section+section{border-left:1px solid var(--line)}.dsa-topic-field-guide h3{margin-top:0}.dsa-topic-pattern-register{margin-top:26px}.dsa-topic-pattern-register>div{display:grid;border-top:1px solid var(--line)}.dsa-topic-pattern-register a{min-height:72px;padding:12px 2px;display:grid;grid-template-columns:minmax(130px,.35fr) minmax(0,1fr) auto;align-items:center;gap:16px;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}.dsa-topic-pattern-register a span{color:var(--muted);font-size:var(--type-meta);line-height:1.45}.dsa-topic-review-grid{display:grid;grid-template-columns:1fr 1fr 1fr;border:1px solid var(--line)}.dsa-topic-review-grid>section{min-width:0;padding:18px}.dsa-topic-review-grid>section+section{border-left:1px solid var(--line)}.dsa-topic-review-grid h2{margin:7px 0;font-size:1.2rem}.dsa-topic-review-grid p{color:var(--muted);font-size:var(--type-meta);line-height:1.5}.dsa-topic-review-grid p svg{margin-right:5px;vertical-align:text-bottom;color:var(--accent)}.dsa-topic-review-grid ul{margin:10px 0 0;padding:0;display:grid;gap:9px;list-style:none}.dsa-topic-review-grid li{display:flex;align-items:flex-start;gap:7px;font-size:var(--type-meta);line-height:1.45}.dsa-topic-review-grid li svg{flex:none;margin-top:2px;color:var(--success)}@media (max-width:800px){.dsa-topic-contract-grid,.dsa-topic-field-guide,.dsa-topic-review-grid{grid-template-columns:1fr}.dsa-topic-contract-grid article+article,.dsa-topic-field-guide section+section,.dsa-topic-review-grid>section+section{border-left:0;border-top:1px solid var(--line)}.dsa-topic-pattern-register a{grid-template-columns:1fr auto;gap:6px 12px}.dsa-topic-pattern-register a span{grid-column:1/-1}}.dsa-mixed-set,.dsa-mode-library,.dsa-rubric-overview{margin-bottom:24px}.dsa-mode-library>header,.dsa-rubric-overview>header{max-width:760px;margin-bottom:14px}.dsa-mixed-set header span,.dsa-mode-library>header>span,.dsa-mode-panel>header>span,.dsa-rubric-overview>header>span{color:var(--accent);font:740 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-mixed-set h2,.dsa-mode-library h2,.dsa-rubric-overview h2{margin:4px 0;font-size:1.35rem}.dsa-mixed-set header p,.dsa-mode-library header p,.dsa-rubric-overview header p{margin:0;color:var(--muted)}.dsa-mode-library>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line)}.dsa-mode-library article{min-width:0;padding:18px;display:flex;flex-direction:column;align-items:flex-start;gap:7px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-mode-library article:nth-child(3n){border-right:0}.dsa-mode-library article:nth-last-child(-n+3){border-bottom:0}.dsa-mode-library article>svg{color:var(--accent)}.dsa-mode-library article>small,.dsa-mode-library article>span{color:var(--muted);font-size:var(--type-label)}.dsa-mode-library article>span{text-transform:uppercase;letter-spacing:.05em}.dsa-mode-library article h3{margin:2px 0 0}.dsa-mode-library article p{margin:0;color:var(--text-secondary);font-size:var(--type-meta)}.dsa-mode-library article small{min-height:34px;margin-top:auto;padding-top:8px}.dsa-mode-library article a{min-height:44px;display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-meta);font-weight:740}.dsa-mixed-set{border-block:1px solid var(--line)}.dsa-mixed-set>header{padding:16px 0;display:grid;grid-template-columns:minmax(220px,.7fr) 1fr;gap:24px;align-items:end}.dsa-mixed-set ol{margin:0;padding:0;list-style:none}.dsa-mixed-set li{min-height:66px;display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:12px;border-top:1px solid var(--line)}.dsa-mixed-set li>span{color:var(--accent);font:740 var(--type-label)/1.4 var(--font-mono)}.dsa-mixed-set li div{display:grid;gap:2px}.dsa-mixed-set li small{color:var(--muted);text-transform:capitalize}.dsa-mixed-set li a{min-height:44px;display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-weight:740}.dsa-rubric-overview>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line)}.dsa-rubric-overview article{min-width:0;padding:16px;border-right:1px solid var(--line)}.dsa-rubric-overview article:last-child{border-right:0}.dsa-rubric-overview h3{margin-top:0;font-size:1rem}.dsa-rubric-overview ul{margin:0;padding:0;display:grid;gap:12px;list-style:none}.dsa-rubric-overview li{display:grid;gap:3px}.dsa-rubric-overview li strong{font-size:var(--type-meta)}.dsa-rubric-overview li span{color:var(--muted);font-size:var(--type-label);line-height:1.45}.dsa-mode-panel{margin-bottom:20px;border:1px solid var(--line-strong);background:var(--surface)}.dsa-mode-panel>header{padding:20px;border-bottom:1px solid var(--line)}.dsa-mode-panel h2{margin:4px 0}.dsa-mode-panel header p{margin:0;color:var(--muted)}.dsa-mode-panel>dl{margin:0;display:grid;grid-template-columns:repeat(3,1fr)}.dsa-mode-panel>dl div{padding:12px 16px;border-right:1px solid var(--line)}.dsa-mode-panel>dl div:last-child{border-right:0}.dsa-mode-panel dt{color:var(--muted);font-size:var(--type-label);text-transform:uppercase;letter-spacing:.05em}.dsa-mode-panel dd{margin:4px 0 0;font-size:var(--type-meta)}.dsa-attempt-clock,.dsa-mode-timer{min-height:64px;padding:10px 16px;display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);background:var(--surface-2)}.dsa-attempt-clock>svg,.dsa-mode-timer>svg{color:var(--accent)}.dsa-attempt-clock div,.dsa-mode-timer p{margin:0 auto 0 0;display:grid}.dsa-attempt-clock span,.dsa-mode-timer p span{color:var(--muted);font-size:var(--type-label)}.dsa-mode-timer label{display:flex;align-items:center;gap:5px;font-size:var(--type-label)}.dsa-mode-timer input{width:62px}.dsa-attempt-clock button,.dsa-mode-timer button{min-height:44px;padding:6px 9px;display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--text-secondary);font:inherit;font-size:var(--type-label);font-weight:720;cursor:pointer}.dsa-attempt-start{padding:16px;display:grid;grid-template-columns:minmax(180px,1fr) auto auto;gap:10px;align-items:end;border-top:1px solid var(--line)}.dsa-attempt-start label{display:grid;gap:5px;color:var(--muted);font-size:var(--type-label)}.dsa-attempt-start label:has(input[type=number]){grid-template-columns:1fr auto}.dsa-attempt-start label:has(input[type=number]) input{grid-column:1}.dsa-attempt-start label:has(input[type=number]) span{grid-column:2;grid-row:2;align-self:center}.dsa-attempt-mode-link{min-height:44px;display:inline-flex;align-items:center;color:var(--accent);font-size:var(--type-meta);font-weight:740}.dsa-mode-local-note{padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--line)}.dsa-mode-local-note p{margin:0;display:grid;color:var(--muted);font-size:var(--type-meta)}.dsa-mode-local-note a{color:var(--accent);font-size:var(--type-meta);font-weight:740}.dsa-attempt-history{margin-block:20px;border-top:1px solid var(--line)}.dsa-attempt-history header{padding:16px 0 10px}.dsa-attempt-history header p{margin:2px 0 0;color:var(--muted)}.dsa-attempt-history ul{margin:0;padding:0;list-style:none}.dsa-attempt-history li{border-top:1px solid var(--line)}.dsa-attempt-history li a{min-height:58px;display:grid;align-content:center;gap:3px;color:inherit;text-decoration:none}.dsa-attempt-history li span{color:var(--muted);font-size:var(--type-label);text-transform:capitalize}.dsa-attempt-editor{min-height:100vh;padding:28px max(24px,calc((100vw - 1180px) / 2)) 90px;background:var(--background)}.dsa-attempt-editor-header{display:flex;justify-content:space-between;gap:20px;padding-bottom:18px;border-bottom:1px solid var(--line)}.dsa-attempt-editor-header>div{display:flex;flex-wrap:wrap;gap:10px;align-items:end}.dsa-attempt-editor-header>div:first-child{flex:1;display:grid;align-items:start}.dsa-attempt-editor-header a{color:var(--accent);font-size:var(--type-meta);font-weight:740}.dsa-attempt-editor-header span{color:var(--muted);font:740 var(--type-label)/1.4 var(--font-mono);letter-spacing:.05em}.dsa-attempt-editor-header input[aria-label="Attempt title"]{max-width:650px;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;font:760 1.65rem/1.25 var(--font-display)}.dsa-attempt-editor-header label{display:grid;gap:4px;color:var(--muted);font-size:var(--type-label)}.dsa-attempt-editor-header label input,.dsa-attempt-editor-header select{min-width:120px}.dsa-attempt-private{padding:12px 16px;display:flex;gap:9px;align-items:flex-start;border-bottom:1px solid var(--line);color:var(--muted)}.dsa-attempt-private svg{flex:none;color:var(--accent)}.dsa-attempt-private p{margin:0;font-size:var(--type-meta)}.dsa-attempt-private strong{color:var(--text)}.dsa-attempt-layout{display:grid;grid-template-columns:minmax(0,1fr) 180px;gap:34px;padding-top:26px}.dsa-attempt-sections>section{padding:22px 0 30px;border-top:1px solid var(--line)}.dsa-attempt-sections>section:first-child{border-top:0;padding-top:0}.dsa-attempt-layout section>header{display:grid;grid-template-columns:36px 1fr;gap:10px;margin-bottom:16px}.dsa-attempt-layout section>header>span{color:var(--accent);font:740 var(--type-label)/1.4 var(--font-mono)}.dsa-attempt-layout h2{margin:0}.dsa-attempt-layout header p{margin:3px 0 0;color:var(--muted)}.dsa-attempt-sections>section>label{margin-top:13px;display:grid;gap:6px;font-weight:720}.dsa-attempt-layout textarea{width:100%;resize:vertical;font:inherit;font-weight:450}.dsa-attempt-layout nav{position:sticky;top:90px;height:fit-content;display:grid;border-top:1px solid var(--line)}.dsa-attempt-layout nav>*{min-height:40px;padding:9px 4px;border-bottom:1px solid var(--line);color:var(--muted);text-decoration:none;font-size:var(--type-meta)}.dsa-attempt-layout nav strong{color:var(--text)}.dsa-attempt-checkpoints{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border:0;padding:0}.dsa-attempt-checkpoints legend,.dsa-attempt-rubric-group>legend{margin-bottom:8px;font-weight:750}.dsa-attempt-checkpoints label{min-height:44px;padding:9px 11px;display:flex;align-items:center;gap:8px;border:1px solid var(--line)}.dsa-attempt-evidence-row{margin-top:14px;display:grid;grid-template-columns:.5fr 1fr;gap:12px}.dsa-attempt-evidence-row label{display:grid;gap:5px;font-weight:720}.dsa-attempt-rubric-group{margin-top:18px;padding:0;border:1px solid var(--line)}.dsa-attempt-rubric-group>legend{margin-left:12px;padding-inline:5px}.dsa-attempt-rubric-group>div{padding:14px;display:grid;grid-template-columns:.75fr 1fr;gap:14px;border-top:1px solid var(--line)}.dsa-attempt-rubric-group>div:first-of-type{border-top:0}.dsa-attempt-rubric-group label{display:grid;gap:6px;font-weight:720}.dsa-attempt-rubric-group label>span{display:grid;gap:3px}.dsa-attempt-rubric-group small{color:var(--muted);font-weight:450;line-height:1.4}.dsa-attempt-return{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px 22px}.dsa-attempt-return a{min-height:44px;display:inline-flex;align-items:center;color:var(--accent);font-weight:740}.dsa-attempt-savebar{position:fixed;z-index:20;inset:auto 0 0;min-height:66px;padding:10px max(24px,calc((100vw - 1180px) / 2));display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line-strong);background:color-mix(in srgb,var(--background) 94%,transparent);backdrop-filter:blur(10px)}.dsa-attempt-savebar>div{display:flex;align-items:center;gap:6px}.dsa-attempt-savebar small{display:block;color:var(--danger)}@media (max-width:900px){.dsa-mode-library>div,.dsa-rubric-overview>div{grid-template-columns:1fr 1fr}.dsa-mode-library article:nth-child(3n),.dsa-mode-library article:nth-last-child(-n+3),.dsa-rubric-overview article:last-child{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-mode-library article:nth-child(2n),.dsa-rubric-overview article:nth-child(2n){border-right:0}.dsa-mode-library article:nth-last-child(-n+2),.dsa-rubric-overview article:nth-last-child(-n+2){border-bottom:0}.dsa-attempt-editor-header{flex-direction:column}.dsa-attempt-layout{grid-template-columns:1fr}.dsa-attempt-layout nav{display:none}}@media (max-width:680px){.dsa-attempt-checkpoints,.dsa-attempt-evidence-row,.dsa-mode-library>div,.dsa-mode-panel>dl,.dsa-rubric-overview>div{grid-template-columns:1fr}.dsa-mode-library article,.dsa-mode-library article:nth-child(2n),.dsa-mode-library article:nth-last-child(-n+2),.dsa-rubric-overview article,.dsa-rubric-overview article:nth-child(2n),.dsa-rubric-overview article:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.dsa-mode-library article:last-child,.dsa-rubric-overview article:last-child{border-bottom:0}.dsa-mixed-set>header{grid-template-columns:1fr;gap:8px}.dsa-mode-panel>dl div{border-right:0;border-bottom:1px solid var(--line)}.dsa-attempt-clock,.dsa-mode-timer{align-items:stretch;flex-wrap:wrap}.dsa-attempt-clock div,.dsa-mode-timer p{flex-basis:calc(100% - 30px)}.dsa-attempt-start{grid-template-columns:1fr}.dsa-mode-local-note{align-items:stretch;flex-direction:column}.dsa-attempt-editor{padding:18px 16px 92px}.dsa-attempt-editor-header>div:last-child{display:grid;grid-template-columns:1fr 1fr}.dsa-attempt-rubric-group>div{grid-template-columns:1fr}.dsa-attempt-savebar{padding-inline:16px}}