.dsa-roadmap-scope-filter{padding:22px;display:grid;grid-template-columns:minmax(210px,.65fr) minmax(0,1.35fr);gap:26px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}.dsa-roadmap-scope-filter>div:first-child>span,.dsa-sde1-optional>div:first-child>span,.dsa-sde1-practice-block .dsa-level-roadmap-section-heading>span,.dsa-sde1-review-grid section>span{color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-scope-filter h2{margin:5px 0;font-size:1.45rem;letter-spacing:-.03em}.dsa-roadmap-scope-filter>div:first-child p{margin:0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-roadmap-scope-filter>div:last-child{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.dsa-roadmap-scope-filter button{min-width:0;padding:13px;display:flex;align-items:flex-start;flex-direction:column;gap:5px;text-align:left;border:1px solid var(--line);border-radius:8px;color:var(--text);background:var(--surface-2)}.dsa-roadmap-scope-filter button:hover{border-color:var(--line-strong)}.dsa-roadmap-scope-filter button.selected{border-color:color-mix(in srgb,var(--accent) 52%,var(--line));background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.dsa-roadmap-scope-filter button>span{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px}.dsa-roadmap-scope-filter button>span svg{color:var(--accent)}.dsa-roadmap-scope-filter button small{color:var(--text-secondary);font-size:var(--type-meta);line-height:1.4}.dsa-roadmap-scope-filter button b{margin-top:auto;padding-top:4px;color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-planning-note{grid-column:1/-1;margin:0;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:var(--type-meta);line-height:1.5}.dsa-level-roadmap-topic-details>.dsa-roadmap-complexity-guide,.dsa-level-roadmap-topic-details>.dsa-roadmap-interview-notes,.dsa-level-roadmap-topic-details>.dsa-roadmap-mastery,.dsa-level-roadmap-topic-details>.dsa-roadmap-problem-groups{grid-column:1/-1}.dsa-roadmap-complexity-guide{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;overflow:hidden}.dsa-roadmap-complexity-guide div{padding:12px;display:grid;gap:3px;border-right:1px solid var(--line)}.dsa-roadmap-complexity-guide div:last-child{border-right:0}.dsa-roadmap-complexity-guide span{color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-complexity-guide strong{font:760 var(--type-small)/1.4 var(--font-mono)}.dsa-roadmap-interview-notes{padding:12px 14px;border-left:1px solid var(--accent);background:var(--accent-soft)}.dsa-roadmap-interview-notes p{margin:0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-problem-groups{display:grid;gap:17px}.dsa-roadmap-problem-group-heading{margin-bottom:7px;display:flex;align-items:center;justify-content:space-between;gap:18px}.dsa-roadmap-problem-group-heading h4{color:var(--text)}.dsa-roadmap-problem-group-heading span{min-width:25px;height:25px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-problem-group-heading+div{display:grid;gap:5px}.dsa-roadmap-problem-row{min-width:0;border:1px solid var(--line);border-radius:7px;background:var(--surface);overflow:hidden}.dsa-roadmap-problem-row>summary.dsa-roadmap-problem-summary{min-width:0;padding:10px 12px;display:grid;grid-template-columns:58px minmax(150px,1fr) auto auto 28px 18px;align-items:center;gap:10px;list-style:none;cursor:pointer}.dsa-roadmap-problem-disclosure>summary::-webkit-details-marker,.dsa-roadmap-problem-row>summary::-webkit-details-marker,.dsa-sde1-optional details>summary::-webkit-details-marker{display:none}.dsa-level-roadmap-topic .dsa-roadmap-problem-row>summary:hover,.dsa-roadmap-problem-row>summary:hover{background:var(--surface-2)}.dsa-level-roadmap-topic .dsa-roadmap-problem-row>summary:focus-visible,.dsa-roadmap-problem-row>summary:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:-3px}.dsa-roadmap-problem-state{display:grid;justify-items:center;gap:2px;color:var(--muted)}.dsa-roadmap-problem-state small{font-size:.64rem}.dsa-roadmap-problem-title{min-width:0}.dsa-roadmap-problem-title strong{display:block;overflow-wrap:anywhere;font-size:var(--type-small)}.dsa-roadmap-problem-title small{margin-top:2px;display:block;color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-classification,.dsa-roadmap-difficulty{padding:3px 7px;border:1px solid var(--line);border-radius:99px;font-size:var(--type-label);font-weight:720;white-space:nowrap}.dsa-roadmap-difficulty.easy,.dsa-roadmap-difficulty.medium{color:var(--text-secondary);background:var(--surface-2)}.dsa-roadmap-classification.core{color:var(--accent);background:var(--accent-soft)}.dsa-roadmap-classification.practice{color:var(--text-secondary);background:var(--surface-2)}.dsa-roadmap-classification.stretch{color:var(--advanced);background:var(--advanced-soft)}.dsa-level-roadmap-topic .dsa-roadmap-problem-row>summary>a,.dsa-roadmap-problem-row>summary>a{width:28px;height:28px;display:grid;place-items:center;border-radius:6px;color:var(--accent)}.dsa-level-roadmap-topic .dsa-roadmap-problem-row>summary>a:hover,.dsa-roadmap-problem-row>summary>a:hover{background:var(--accent-soft)}.dsa-roadmap-problem-chevron{color:var(--muted);transition:transform .16s ease}.dsa-roadmap-problem-row[open]>summary .dsa-roadmap-problem-chevron{transform:rotate(180deg)}.dsa-roadmap-problem-details{padding:14px 16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 22px;border-top:1px solid var(--line);background:var(--surface-2)}.dsa-roadmap-problem-details h5{margin:0;color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-roadmap-problem-details section p{margin:6px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-level-rationale{padding:11px 12px;border-left:1px solid var(--accent);background:var(--accent-soft)}.dsa-roadmap-invariant{padding:12px 13px;border:1px solid color-mix(in srgb,var(--green) 35%,var(--line));border-radius:7px;background:color-mix(in srgb,var(--green) 6%,var(--surface))}.dsa-roadmap-invariant h5{display:flex;align-items:center;gap:6px;color:var(--green)}.dsa-roadmap-invariant ul{margin:7px 0 0;padding-left:18px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-problem-skills{margin-top:7px;display:flex;flex-wrap:wrap;gap:6px}.dsa-roadmap-problem-skills span{padding:4px 7px;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--surface);font-size:var(--type-label)}.dsa-roadmap-problem-disclosure{grid-column:1/-1;border-top:1px solid var(--line)}.dsa-roadmap-problem-disclosure>summary.dsa-roadmap-problem-disclosure-summary{padding-top:11px;display:flex;grid-template-columns:none;align-items:center;gap:7px;color:var(--text);font-size:var(--type-small);font-weight:720;cursor:pointer}.dsa-roadmap-problem-disclosure>summary svg:last-child{margin-left:auto}.dsa-roadmap-problem-disclosure>ol,.dsa-roadmap-problem-disclosure>p,.dsa-roadmap-problem-disclosure>ul{margin:9px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-problem-disclosure>ol,.dsa-roadmap-problem-disclosure>ul{padding-left:20px}.dsa-roadmap-problem-disclosure>ol li{margin-bottom:8px}.dsa-roadmap-problem-disclosure>ol strong{margin-right:7px;color:var(--accent)}.dsa-roadmap-comparison-table{margin-top:10px;border:1px solid var(--line);border-radius:7px;overflow:hidden}.dsa-roadmap-comparison-table table{width:100%;border-collapse:collapse;table-layout:fixed}.dsa-roadmap-comparison-table caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.dsa-roadmap-comparison-table td,.dsa-roadmap-comparison-table th{padding:8px 9px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--text-secondary);font-size:var(--type-label);line-height:1.4;text-align:left;vertical-align:top}.dsa-roadmap-comparison-table th{color:var(--text);background:var(--surface)}.dsa-roadmap-comparison-table th:first-child{width:24%}.dsa-roadmap-comparison-table th:nth-child(2),.dsa-roadmap-comparison-table th:nth-child(3){width:14%}.dsa-roadmap-comparison-table td:last-child,.dsa-roadmap-comparison-table th:last-child{border-right:0}.dsa-roadmap-comparison-table tbody tr:last-child td{border-bottom:0}.dsa-roadmap-design-bridge>h5{margin-top:11px}.dsa-roadmap-design-bridge>a{width:fit-content;margin-top:10px;display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:var(--type-small);font-weight:740}.dsa-roadmap-senior-followups>summary>span{margin-left:3px;padding:2px 6px;border-radius:99px;color:var(--accent);background:var(--accent-soft);font-size:var(--type-label)}.dsa-roadmap-senior-followups>div{margin-top:10px;display:grid;gap:7px}.dsa-roadmap-senior-followups article{padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.dsa-roadmap-senior-followups article p{margin:5px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-roadmap-followup-category{color:var(--accent);font:750 var(--type-label)/1.3 var(--font-mono);text-transform:uppercase;letter-spacing:.05em}.dsa-roadmap-followup-category.concurrency{padding:3px 6px;border-radius:99px;background:var(--advanced-soft);color:var(--advanced)}.dsa-roadmap-api-contract>div{margin-top:10px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.dsa-roadmap-api-contract section{padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.dsa-roadmap-api-contract section ul{margin:6px 0 0;padding-left:17px;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-roadmap-failure-checks>summary{color:var(--accent)}.dsa-sde1-practice-sections{display:grid;gap:48px}.dsa-sde1-practice-block{display:grid;gap:20px}.dsa-sde1-mixed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.dsa-sde1-mixed-grid>article{min-width:0;padding:17px;display:grid;align-content:start;gap:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.dsa-sde1-mixed-grid article>div:first-child strong{font-size:1.02rem}.dsa-sde1-mixed-grid article>div:first-child p{margin:5px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-sde1-mixed-grid article>button{width:fit-content;padding:7px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:7px;color:var(--text);background:var(--surface-2);font-size:var(--type-meta);font-weight:720}.dsa-sde1-mixed-problems{display:grid;gap:5px}.dsa-sde1-mixed-problems .dsa-roadmap-problem-row>summary{grid-template-columns:36px minmax(120px,1fr) auto auto 28px 18px}.dsa-sde1-timed-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}.dsa-sde1-timed-grid article{padding:18px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.dsa-sde1-timed-grid article>span{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:var(--type-label);font-weight:750;text-transform:uppercase;letter-spacing:.06em}.dsa-sde1-timed-grid h3{margin:10px 0 6px;font-size:1.1rem}.dsa-sde1-timed-grid li,.dsa-sde1-timed-grid p{color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-sde1-timed-grid p{margin:0}.dsa-sde1-timed-grid ul{margin:13px 0 0;padding-left:18px}.dsa-sde1-review-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.dsa-sde1-review-grid>section{padding:22px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.dsa-sde1-review-grid>section>svg{margin-bottom:10px;color:var(--accent)}.dsa-sde1-review-grid h2{margin:7px 0 13px;font-size:1.45rem}.dsa-sde1-review-grid ul{margin:15px 0 0;padding:0;display:grid;gap:8px;list-style:none}.dsa-sde1-review-grid li{display:flex;align-items:flex-start;gap:8px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-sde1-review-grid li svg{margin-top:3px;flex:none;color:var(--green)}.dsa-sde1-review-grid section>p{margin:16px 0 0;padding-top:13px;border-top:1px solid var(--line);color:var(--muted);font-size:var(--type-meta);line-height:1.5}.dsa-sde1-review-states{display:flex;flex-wrap:wrap;gap:6px}.dsa-sde1-review-states span{padding:5px 8px;border:1px solid var(--line);border-radius:99px;background:var(--surface);font-size:var(--type-label)}.dsa-sde1-optional{padding:24px;display:grid;grid-template-columns:minmax(220px,.65fr) minmax(0,1.35fr);gap:30px;border:1px dashed var(--line-strong);border-radius:11px;background:var(--surface-2)}.dsa-sde1-optional h2{margin:7px 0 8px;font-size:1.6rem;line-height:1.2}.dsa-sde1-optional>div:first-child p{margin:0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-sde1-optional>div:last-child{display:grid;gap:7px}.dsa-sde1-optional>div:last-child>details{border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-sde1-optional>div:last-child>details>summary{padding:13px 14px;display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer}.dsa-sde1-optional>div:last-child>details>summary strong{display:block}.dsa-sde1-optional>div:last-child>details>summary small{margin-top:3px;display:block;color:var(--muted);font-size:var(--type-meta);line-height:1.45}.dsa-sde1-optional>div:last-child>details>div{padding:0 12px 12px}.dsa-sde1-optional>div:last-child>details>div>p{margin:0;color:var(--muted);font-size:var(--type-small)}.dsa-roadmap-diagnostic{padding:24px;display:grid;gap:18px;border:1px solid color-mix(in srgb,var(--accent) 38%,var(--line));border-radius:11px;background:color-mix(in srgb,var(--accent-soft) 35%,var(--surface))}.dsa-roadmap-diagnostic-criteria{display:flex;align-items:center;flex-wrap:wrap;gap:8px 16px}.dsa-roadmap-diagnostic-criteria>strong{margin-right:5px;font-size:var(--type-small)}.dsa-roadmap-diagnostic-criteria>span{display:inline-flex;align-items:center;gap:6px;color:var(--text-secondary);font-size:var(--type-meta)}.dsa-roadmap-diagnostic-criteria svg{color:var(--green)}.dsa-roadmap-diagnostic-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.dsa-roadmap-diagnostic-list>div{min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:7px}.dsa-roadmap-diagnostic-list>div>button{min-height:39px;padding:8px 9px;display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);border-radius:7px;color:var(--text-secondary);background:var(--surface);font-size:var(--type-label);white-space:nowrap}.dsa-roadmap-diagnostic-list>div>button[aria-pressed=true]{color:var(--green);border-color:color-mix(in srgb,var(--green) 45%,var(--line))}.dsa-roadmap-session-note{margin:0;color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-failure-modes{padding:22px;display:grid;grid-template-columns:minmax(220px,.55fr) minmax(0,1.45fr);gap:25px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.dsa-roadmap-failure-modes>div:first-child>svg{color:var(--accent)}.dsa-roadmap-failure-modes>div:first-child>span{margin-top:8px;display:block;color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-failure-modes h2{margin:6px 0 0;font-size:1.45rem}.dsa-roadmap-failure-modes>div:last-child{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.dsa-roadmap-failure-modes article{padding:13px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-roadmap-failure-modes article strong{font-size:var(--type-small)}.dsa-roadmap-failure-modes article p{margin:4px 0 0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-senior-practice{display:grid;gap:22px}.dsa-senior-practice-group{padding:20px;display:grid;grid-template-columns:minmax(190px,.45fr) minmax(0,1.55fr);gap:24px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.dsa-senior-practice-group>div:first-child>svg{color:var(--accent)}.dsa-senior-practice-group>div:first-child>span{margin-top:8px;display:block;color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-senior-practice-group>div:first-child h3{margin:6px 0 0;font-size:1.35rem}.dsa-senior-practice-group>div:last-child{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.dsa-senior-practice-group article{min-width:0;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-senior-practice-group article>strong{font-size:var(--type-body)}.dsa-senior-practice-group article>p,.dsa-senior-practice-group li{color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-senior-practice-group article>p{margin:5px 0 12px}.dsa-senior-practice-group h4{margin:0;color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-senior-practice-group ul{margin:6px 0 0;padding-left:18px}.dsa-senior-practice-group pre{max-width:100%;margin:11px 0;padding:11px;overflow-x:auto;border:1px solid var(--line);border-radius:6px;color:var(--text);background:var(--surface-2);font:500 var(--type-label)/1.55 var(--font-mono)}.dsa-senior-practice-group details{margin-top:12px;border-top:1px solid var(--line)}.dsa-senior-practice-group details summary{padding-top:10px;display:flex;align-items:center;justify-content:space-between;gap:8px;list-style:none;color:var(--text);font-size:var(--type-small);font-weight:740;cursor:pointer}.dsa-senior-practice-group details summary::-webkit-details-marker{display:none}@media (max-width:900px){.dsa-roadmap-diagnostic-list,.dsa-roadmap-failure-modes,.dsa-roadmap-scope-filter,.dsa-sde1-mixed-grid,.dsa-sde1-optional,.dsa-sde1-review-grid,.dsa-sde1-timed-grid,.dsa-senior-practice-group,.dsa-senior-practice-group>div:last-child{grid-template-columns:1fr}}@media (max-width:640px){.dsa-roadmap-scope-filter{padding:16px}.dsa-roadmap-scope-filter>div:last-child{grid-template-columns:1fr}.dsa-roadmap-complexity-guide{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-roadmap-complexity-guide div:nth-child(2){border-right:0}.dsa-roadmap-complexity-guide div:nth-child(-n+2){border-bottom:1px solid var(--line)}.dsa-roadmap-problem-row>summary.dsa-roadmap-problem-summary,.dsa-sde1-mixed-problems .dsa-roadmap-problem-row>summary.dsa-roadmap-problem-summary{grid-template-columns:50px minmax(0,1fr) auto 18px;gap:8px}.dsa-roadmap-problem-state{grid-column:1;grid-row:1/span 2}.dsa-roadmap-problem-state small{max-width:50px;text-align:center;line-height:1.1}.dsa-roadmap-problem-title{grid-column:2}.dsa-roadmap-difficulty{grid-column:2;width:fit-content}.dsa-roadmap-classification{grid-column:3;grid-row:1}.dsa-roadmap-problem-row>summary>a{grid-column:3;grid-row:2;justify-self:end}.dsa-roadmap-problem-chevron{grid-column:4;grid-row:1/span 2}.dsa-roadmap-problem-details{grid-template-columns:1fr}.dsa-roadmap-problem-disclosure{grid-column:1}.dsa-roadmap-comparison-table{overflow-x:auto}.dsa-roadmap-comparison-table table{min-width:610px}.dsa-roadmap-diagnostic{padding:17px}.dsa-roadmap-diagnostic-list>div{grid-template-columns:1fr}.dsa-roadmap-diagnostic-list>div>button{width:fit-content}.dsa-roadmap-api-contract>div,.dsa-roadmap-failure-modes>div:last-child{grid-template-columns:1fr}.dsa-senior-practice-group{padding:16px}.dsa-sde1-mixed-grid>article{padding:13px}.dsa-sde1-optional{padding:18px}}.dsa-level-roadmap-experience{display:grid;gap:44px;min-width:0}.dsa-level-roadmap-guide>div:first-child>span,.dsa-level-roadmap-section-heading>span{color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.09em}.dsa-level-roadmap-guide h2,.dsa-level-roadmap-section-heading h2{margin:7px 0 0;font-size:clamp(1.55rem,2.6vw,2.25rem);letter-spacing:-.035em}.dsa-level-roadmap-section-heading p{max-width:720px;margin:9px 0 0;color:var(--text-secondary);font-size:var(--type-body);line-height:1.65}.dsa-level-roadmap-intro{display:grid;gap:22px}.dsa-level-roadmap-selector{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.dsa-level-roadmap-selector>button{min-width:0;min-height:124px;padding:19px;display:flex;align-items:flex-start;flex-direction:column;gap:9px;text-align:left;border:1px solid var(--line);border-radius:10px;color:var(--text);background:var(--surface);transition:border-color .16s ease,background .16s ease,transform .16s ease}.dsa-level-roadmap-selector>button:hover{border-color:var(--line-strong);transform:translateY(-1px)}.dsa-level-roadmap-selector>button:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:2px}.dsa-level-roadmap-selector>button.selected{border-color:color-mix(in srgb,var(--accent) 58%,var(--line));background:color-mix(in srgb,var(--accent-soft) 70%,var(--surface));box-shadow:inset 3px 0 0 var(--accent)}.dsa-level-roadmap-selector-title{width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px}.dsa-level-roadmap-selector-title strong{font-size:1.15rem;letter-spacing:-.02em}.dsa-level-roadmap-selector-title svg{color:var(--accent)}.dsa-level-roadmap-selector>button>span:last-child{color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-level-roadmap-summary{padding:clamp(22px,4vw,34px);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(240px,.7fr);gap:25px 36px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);box-shadow:var(--shadow-sm)}.dsa-level-roadmap-next small,.dsa-level-roadmap-summary-copy>span{color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-level-roadmap-summary-copy h2{margin:7px 0 2px;font-size:clamp(1.75rem,3.4vw,2.7rem);letter-spacing:-.045em}.dsa-level-roadmap-summary-copy>strong{display:block;font-size:1.05rem}.dsa-level-roadmap-summary-copy>p{max-width:750px;margin:9px 0 0;color:var(--text-secondary);font-size:var(--type-body);line-height:1.65}.dsa-level-roadmap-scope{margin:0;padding-left:25px;display:grid;align-content:center;gap:12px;border-left:1px solid var(--line)}.dsa-level-roadmap-scope div{display:flex;align-items:baseline;justify-content:space-between;gap:18px}.dsa-level-roadmap-scope dt{color:var(--muted);font-size:var(--type-small)}.dsa-level-roadmap-scope dd{margin:0;text-align:right;font-weight:760}.dsa-level-roadmap-progression{grid-column:1/-1;padding-top:20px;display:flex;align-items:center;flex-wrap:wrap;gap:8px 13px;border-top:1px solid var(--line)}.dsa-level-roadmap-progression>span{display:inline-flex;align-items:center;gap:13px}.dsa-level-roadmap-progression strong{font-size:var(--type-small)}.dsa-level-roadmap-progression svg{color:var(--muted)}.dsa-level-roadmap-guide{display:grid;grid-template-columns:minmax(220px,.65fr) minmax(0,1.35fr);align-items:end;gap:28px}.dsa-level-roadmap-legend{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface)}.dsa-level-roadmap-legend>div{padding:16px;border-right:1px solid var(--line)}.dsa-level-roadmap-legend>div:last-child{border-right:0}.dsa-level-roadmap-legend p{margin:7px 0 0;color:var(--muted);font-size:var(--type-meta);line-height:1.45}.dsa-level-priority{width:fit-content;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;font-size:var(--type-meta);font-weight:750}.dsa-level-priority.core{color:var(--accent)}.dsa-level-priority.high-value{color:var(--text-secondary)}.dsa-level-priority.advanced{color:var(--advanced)}.dsa-level-roadmap-next{padding:18px 20px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:10px;background:color-mix(in srgb,var(--accent-soft) 55%,var(--surface))}.dsa-level-roadmap-next-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:50%;color:var(--accent);background:var(--surface)}.dsa-level-roadmap-next strong{margin-top:3px;display:block;font-size:1.05rem}.dsa-level-roadmap-next p{margin:3px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-level-roadmap-next button{padding:10px 13px;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;border:1px solid var(--line-strong);border-radius:8px;color:var(--text);background:var(--surface);font-weight:740}.dsa-level-roadmap-curriculum{display:grid;gap:22px;scroll-margin-top:90px}.dsa-level-roadmap-modules{display:grid;gap:9px;min-width:0}.dsa-level-roadmap-module{min-width:0;border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}.dsa-level-roadmap-module.expanded{border-color:color-mix(in srgb,var(--accent) 38%,var(--line));box-shadow:var(--shadow-sm)}.dsa-level-roadmap-module-toggle{width:100%;min-width:0;padding:18px 20px;display:grid;grid-template-columns:44px minmax(0,1fr) auto auto;align-items:center;gap:15px;text-align:left;color:var(--text);background:transparent}.dsa-level-roadmap-module-toggle:hover{background:var(--surface-2)}.dsa-level-roadmap-module-toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:-3px}.dsa-level-roadmap-stage-number{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;color:var(--accent);background:var(--surface-2);font:760 var(--type-label)/1 var(--font-mono)}.dsa-level-roadmap-module-copy{min-width:0}.dsa-level-roadmap-module-copy strong{display:block;font-size:1.08rem}.dsa-level-roadmap-module-copy small{margin-top:3px;display:block;color:var(--text-secondary);font-size:var(--type-small);line-height:1.45}.dsa-level-roadmap-module-meta{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:var(--type-meta);white-space:nowrap}.dsa-level-module-chevron,.dsa-level-topic-chevron{color:var(--muted);transition:transform .16s ease}.dsa-level-roadmap-module.expanded .dsa-level-module-chevron,.dsa-level-roadmap-topic[open] .dsa-level-topic-chevron{transform:rotate(180deg)}.dsa-level-roadmap-module-body{padding:6px 20px 20px 79px;border-top:1px solid var(--line)}.dsa-level-roadmap-priority-summary{padding:14px 0;display:flex;flex-wrap:wrap;gap:9px 18px}.dsa-level-roadmap-topic-list{display:grid;gap:7px}.dsa-level-roadmap-topic{border:1px solid var(--line);border-radius:8px;background:var(--surface-2);overflow:hidden}.dsa-level-roadmap-topic summary{padding:14px 15px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:15px;cursor:pointer;list-style:none}.dsa-level-roadmap-topic summary::-webkit-details-marker{display:none}.dsa-level-roadmap-topic summary:hover{background:var(--surface)}.dsa-level-roadmap-topic summary:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:-3px}.dsa-level-roadmap-topic summary>span:first-child{min-width:0}.dsa-level-roadmap-topic summary strong{display:block}.dsa-level-roadmap-topic summary small{margin-top:3px;display:block;color:var(--text-secondary);font-size:var(--type-small);line-height:1.45}.dsa-level-roadmap-topic-details{padding:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px;border-top:1px solid var(--line);background:var(--surface)}.dsa-level-roadmap-topic-details h4{margin:0;color:var(--accent);font:760 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-level-roadmap-topic-details p,.dsa-level-roadmap-topic-details ul{margin:7px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-level-roadmap-topic-details ul{padding-left:18px}.dsa-level-roadmap-progress-note{margin:15px 0 0;display:flex;align-items:center;gap:7px;color:var(--muted);font-size:var(--type-meta)}.dsa-level-roadmap-map-link{padding:20px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-level-roadmap-map-link>svg{color:var(--accent)}.dsa-level-roadmap-map-link strong{display:block}.dsa-level-roadmap-map-link p{margin:3px 0 0;color:var(--muted);font-size:var(--type-small);line-height:1.5}.dsa-level-roadmap-map-link a{display:inline-flex;align-items:center;gap:7px;color:var(--accent);font-size:var(--type-small);font-weight:740;white-space:nowrap}.dsa-roadmap-neutral-state{padding:clamp(24px,4vw,38px);display:flex;align-items:flex-start;gap:17px;border:1px dashed var(--line-strong);border-radius:12px;background:var(--surface-2)}.dsa-roadmap-neutral-state>svg{margin-top:4px;flex:none;color:var(--accent)}.dsa-roadmap-company-overlay header>div>span,.dsa-roadmap-neutral-state span,.dsa-roadmap-next-up>div:first-child>span,.dsa-roadmap-personal-summary>div:first-child>span,.dsa-roadmap-planner-heading>span,.dsa-roadmap-recommendation-groups>div:first-child>span,.dsa-roadmap-review-readiness>div>span,.dsa-roadmap-usage-guide>div>span{color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-neutral-state h2{margin:5px 0;font-size:clamp(1.45rem,2.5vw,2rem)}.dsa-roadmap-neutral-state p{margin:0;max-width:680px;color:var(--text-secondary);line-height:1.65}.dsa-roadmap-planner-controls{padding:clamp(20px,3vw,28px);display:grid;gap:19px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.dsa-roadmap-planner-heading h2{margin:5px 0;font-size:clamp(1.4rem,2.4vw,1.85rem)}.dsa-roadmap-planner-heading p{margin:0;max-width:760px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.6}.dsa-roadmap-time-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.dsa-roadmap-time-options button{min-width:0;padding:12px;display:grid;gap:3px;text-align:left;border:1px solid var(--line);border-radius:8px;color:var(--text);background:var(--surface)}.dsa-roadmap-time-options button:hover{border-color:var(--line-strong)}.dsa-roadmap-curriculum-toolbar button:focus-visible,.dsa-roadmap-skip-topic:focus-visible,.dsa-roadmap-soon-button:focus-visible,.dsa-roadmap-time-options button:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:2px}.dsa-roadmap-time-options button.selected{border-color:color-mix(in srgb,var(--accent) 56%,var(--line));background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.dsa-roadmap-time-options strong{font-size:var(--type-small)}.dsa-roadmap-time-options small{color:var(--muted);font-size:var(--type-meta);line-height:1.4}.dsa-roadmap-company-control{display:grid;grid-template-columns:minmax(240px,1fr) minmax(230px,.65fr);align-items:end;gap:10px}.dsa-roadmap-company-control label{display:grid;gap:6px}.dsa-roadmap-company-control label>span{display:flex;align-items:center;gap:7px;color:var(--text-secondary);font-size:var(--type-small);font-weight:720}.dsa-roadmap-company-control label small{color:var(--muted);font-weight:600}.dsa-roadmap-company-control select{width:100%;min-height:42px}.dsa-roadmap-soon-button{min-height:42px;padding:8px 11px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:9px;text-align:left;border:1px solid color-mix(in srgb,var(--accent) 36%,var(--line));border-radius:8px;color:var(--text);background:var(--accent-soft)}.dsa-roadmap-soon-button>svg:first-child{color:var(--accent)}.dsa-roadmap-soon-button span{display:grid}.dsa-roadmap-soon-button small{color:var(--text-secondary);font-size:var(--type-label)}.dsa-roadmap-personal-summary{padding:22px;display:grid;grid-template-columns:minmax(220px,.75fr) minmax(0,1.25fr);gap:21px 28px;border:1px solid color-mix(in srgb,var(--accent) 34%,var(--line));border-radius:11px;background:color-mix(in srgb,var(--accent-soft) 45%,var(--surface))}.dsa-roadmap-personal-summary h2{margin:5px 0;font-size:clamp(1.35rem,2.5vw,1.8rem)}.dsa-roadmap-personal-summary>div:first-child p{margin:0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-personal-summary dl{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.dsa-roadmap-personal-summary dl>div{padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-roadmap-personal-summary dt{color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-personal-summary dd{margin:4px 0 0;font-size:var(--type-small);font-weight:760}.dsa-roadmap-mock-guidance{grid-column:1/-1;margin:0;padding-top:13px;display:flex;align-items:flex-start;gap:8px;border-top:1px solid var(--line);color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-roadmap-mock-guidance svg{margin-top:2px;flex:none;color:var(--accent)}.dsa-roadmap-next-up{display:grid;gap:15px}.dsa-roadmap-next-up>div:first-child>svg{color:var(--accent)}.dsa-roadmap-next-up>div:first-child h2{margin:4px 0 0;font-size:1.55rem}.dsa-roadmap-next-up ol{margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;list-style:none;counter-reset:next}.dsa-roadmap-next-up li{min-width:0;padding:16px;display:grid;align-content:start;gap:5px;border:1px solid var(--line);border-radius:9px;background:var(--surface);counter-increment:next}.dsa-roadmap-next-up li>span{color:var(--accent);font-size:var(--type-label);font-weight:750;text-transform:uppercase;letter-spacing:.06em}.dsa-roadmap-next-up li>strong:before{content:counter(next) ". ";color:var(--muted)}.dsa-roadmap-next-up li p{margin:0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-roadmap-next-up li a{margin-top:5px;display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-small);font-weight:740}.dsa-roadmap-recommendation-groups{display:grid;gap:14px}.dsa-roadmap-recommendation-groups>div:first-child h2{margin:4px 0 0;font-size:1.55rem}.dsa-roadmap-recommendation-groups>div:last-child{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.dsa-roadmap-recommendation-groups article{min-width:0;padding:16px;border:1px solid var(--line);border-radius:9px;background:var(--surface-2)}.dsa-roadmap-recommendation-groups article.focus{border-top:1px solid var(--green)}.dsa-roadmap-recommendation-groups article.later{border-top:1px solid var(--accent)}.dsa-roadmap-recommendation-groups article.skip{border-top:1px solid var(--muted)}.dsa-roadmap-recommendation-groups header{display:flex;align-items:center;justify-content:space-between;gap:12px}.dsa-roadmap-recommendation-groups header span{min-width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:var(--surface);font-size:var(--type-label)}.dsa-roadmap-recommendation-groups article>p{margin:5px 0 11px;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-roadmap-recommendation-groups ul{margin:0;padding:0;display:grid;gap:6px;list-style:none}.dsa-roadmap-recommendation-groups li{display:grid;gap:1px}.dsa-roadmap-recommendation-groups li span{font-size:var(--type-small);font-weight:720}.dsa-roadmap-recommendation-groups article>small,.dsa-roadmap-recommendation-groups li small{color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-group-empty{color:var(--muted);font-size:var(--type-small)}.dsa-roadmap-company-overlay{padding:22px;display:grid;gap:17px;border:1px solid var(--line);border-radius:11px;background:var(--surface-2)}.dsa-roadmap-company-overlay.empty{display:flex;align-items:flex-start;gap:12px}.dsa-roadmap-company-overlay.empty>svg{margin-top:2px;flex:none;color:var(--accent)}.dsa-roadmap-company-overlay.empty p{margin:4px 0 0;color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-company-overlay.empty a{margin-top:7px;display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-small);font-weight:740}.dsa-roadmap-company-overlay>header{display:flex;align-items:flex-start;justify-content:space-between;gap:28px}.dsa-roadmap-company-overlay h2{margin:5px 0 4px;font-size:1.45rem}.dsa-roadmap-company-overlay header p{margin:0;color:var(--text-secondary);font-size:var(--type-small)}.dsa-roadmap-company-overlay header dl{margin:0;min-width:225px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;overflow:hidden}.dsa-roadmap-company-overlay header dl div{padding:10px;background:var(--surface)}.dsa-roadmap-company-overlay header dl div+div{border-left:1px solid var(--line)}.dsa-roadmap-company-overlay dt{color:var(--muted);font-size:var(--type-label)}.dsa-roadmap-company-overlay dd{margin:4px 0 0;font-size:var(--type-small);font-weight:750}.dsa-roadmap-company-emphasis{display:flex;align-items:center;flex-wrap:wrap;gap:6px}.dsa-roadmap-company-emphasis strong{margin-right:5px;font-size:var(--type-small)}.dsa-roadmap-company-emphasis span{padding:5px 8px;border:1px solid var(--line);border-radius:99px;background:var(--surface);font-size:var(--type-label)}.dsa-roadmap-company-problems{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.dsa-roadmap-company-problems article{min-width:0;padding:13px;display:grid;gap:7px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-roadmap-company-problems article footer,.dsa-roadmap-company-problems article>div{display:flex;align-items:center;justify-content:space-between;gap:12px}.dsa-roadmap-company-problems article>div span{color:var(--muted);font-size:var(--type-label);text-transform:capitalize}.dsa-roadmap-company-problems article p{margin:0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.5}.dsa-roadmap-company-problems footer span{color:var(--accent);font-size:var(--type-label);font-weight:750}.dsa-roadmap-company-overlay>footer nav a,.dsa-roadmap-company-problems footer a{display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-small);font-weight:740}.dsa-roadmap-company-overlay>footer{padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-top:1px solid var(--line)}.dsa-roadmap-company-overlay>footer p{margin:0;max-width:680px;display:flex;align-items:flex-start;gap:7px;color:var(--muted);font-size:var(--type-meta);line-height:1.5}.dsa-roadmap-company-overlay>footer p svg{margin-top:2px;flex:none;color:var(--accent)}.dsa-roadmap-company-overlay>footer nav{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:11px}.dsa-roadmap-empty-inline{display:flex;align-items:flex-start;gap:9px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.5}.dsa-roadmap-empty-inline svg{margin-top:2px;flex:none;color:var(--accent)}.dsa-roadmap-empty-inline span{display:grid;gap:2px}.dsa-roadmap-usage-guide{padding:20px;display:grid;grid-template-columns:minmax(180px,.45fr) minmax(0,1fr);gap:19px 28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-roadmap-usage-guide>div>svg{color:var(--accent)}.dsa-roadmap-usage-guide h2{margin:5px 0 0;font-size:1.4rem}.dsa-roadmap-usage-guide ol{margin:0;padding-left:20px;column-count:2;column-gap:32px;color:var(--text-secondary);font-size:var(--type-small);line-height:1.65}.dsa-roadmap-usage-guide li{break-inside:avoid;margin-bottom:3px}.dsa-roadmap-usage-guide blockquote{grid-column:1/-1;margin:0;padding:12px 15px;border-left:1px solid var(--accent);color:var(--text-secondary);background:var(--surface-2);font-size:var(--type-small);line-height:1.55}.dsa-roadmap-diagnostic-shell,.dsa-roadmap-filter-shell>details,.dsa-roadmap-practice-shell{border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}.dsa-roadmap-diagnostic-shell>summary,.dsa-roadmap-filter-shell summary,.dsa-roadmap-practice-shell>summary{padding:15px 17px;display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer}.dsa-roadmap-diagnostic-shell>summary::-webkit-details-marker,.dsa-roadmap-filter-shell summary::-webkit-details-marker,.dsa-roadmap-practice-shell>summary::-webkit-details-marker{display:none}.dsa-roadmap-diagnostic-shell>summary span,.dsa-roadmap-filter-shell summary>span,.dsa-roadmap-practice-shell>summary span{display:grid;gap:2px}.dsa-roadmap-diagnostic-shell>summary small,.dsa-roadmap-filter-shell summary small,.dsa-roadmap-practice-shell>summary small{color:var(--muted);font-size:var(--type-meta)}.dsa-roadmap-diagnostic-shell[open]>summary svg,.dsa-roadmap-filter-shell details[open]>summary>svg:last-child,.dsa-roadmap-practice-shell[open]>summary svg{transform:rotate(180deg)}.dsa-roadmap-diagnostic-shell .dsa-roadmap-diagnostic{border:0;border-top:1px solid var(--line);border-radius:0}.dsa-roadmap-practice-shell>.dsa-sde1-practice-sections{padding:24px;border-top:1px solid var(--line)}.dsa-roadmap-filter-shell summary{justify-content:flex-start}.dsa-roadmap-filter-shell summary>svg:first-child{color:var(--accent)}.dsa-roadmap-filter-shell summary>svg:last-child{margin-left:auto}.dsa-roadmap-filter-grid{padding:16px;display:grid;grid-template-columns:minmax(210px,1.4fr) repeat(5,minmax(120px,.7fr));align-items:end;gap:8px;border-top:1px solid var(--line);background:var(--surface-2)}.dsa-roadmap-filter-grid label{display:grid;gap:5px;color:var(--muted);font-size:var(--type-meta);font-weight:700}.dsa-roadmap-filter-grid input,.dsa-roadmap-filter-grid select{width:100%;min-height:38px}.dsa-roadmap-filter-grid label.search>span:last-child{position:relative;display:block}.dsa-roadmap-filter-grid label.search svg{position:absolute;top:12px;left:10px;color:var(--muted)}.dsa-roadmap-filter-grid label.search input{padding-left:31px}.dsa-roadmap-filter-grid .company-check{padding:8px 0;display:flex;align-items:center;gap:7px}.dsa-roadmap-filter-grid .company-check input{width:16px;min-height:16px}.dsa-roadmap-filter-grid .company-check.disabled{opacity:.55}.dsa-roadmap-filter-grid>button{min-height:38px;padding:8px 10px;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);border-radius:7px;color:var(--text);background:var(--surface);font-size:var(--type-meta);font-weight:720}.dsa-roadmap-filter-grid>button:disabled{opacity:.45}.dsa-roadmap-curriculum-toolbar{padding:10px 12px;display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid var(--line);border-radius:8px;background:var(--surface-2)}.dsa-roadmap-curriculum-toolbar span{color:var(--text-secondary);font-size:var(--type-small)}.dsa-roadmap-curriculum-toolbar button{padding:7px 9px;border:1px solid var(--line-strong);border-radius:7px;color:var(--accent);background:var(--surface);font-size:var(--type-meta);font-weight:740}.dsa-roadmap-no-results{padding:25px;text-align:center;border:1px dashed var(--line-strong);border-radius:10px;background:var(--surface-2)}.dsa-roadmap-no-results p{margin:5px auto 13px;color:var(--text-secondary);font-size:var(--type-small)}.dsa-roadmap-no-results button{padding:8px 11px;border:1px solid var(--line);border-radius:7px;color:var(--text);background:var(--surface);font-weight:720}.dsa-roadmap-filter-note{margin:-8px 0 0;color:var(--muted);font-size:var(--type-meta)}.dsa-level-topic-labels{display:flex;align-items:flex-end;flex-direction:column;gap:5px}.dsa-level-topic-skipped{color:var(--muted);font-size:var(--type-label);font-weight:720}.dsa-level-roadmap-topic.skipped{border-style:dashed}.dsa-level-roadmap-topic.skipped>summary{opacity:.72}.dsa-level-roadmap-topic-details>.dsa-roadmap-skip-topic,.dsa-level-roadmap-topic-details>.dsa-roadmap-topic-prerequisites,.dsa-level-roadmap-topic-details>.dsa-roadmap-topic-why{grid-column:1/-1}.dsa-roadmap-topic-why{padding:12px 13px;border-left:1px solid var(--accent);background:var(--surface-2)}.dsa-roadmap-topic-why p{margin-bottom:0}.dsa-roadmap-topic-prerequisites>div{margin-top:7px;display:flex;flex-wrap:wrap;gap:6px}.dsa-roadmap-topic-prerequisites>div span{padding:4px 7px;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--surface-2);font-size:var(--type-label);text-transform:capitalize}.dsa-roadmap-skip-topic{width:fit-content;padding:7px 10px;display:grid;gap:1px;text-align:left;border:1px solid var(--line);border-radius:7px;color:var(--text);background:var(--surface-2);font-weight:720}.dsa-roadmap-skip-topic small{color:var(--muted);font-weight:600}.dsa-roadmap-review-readiness{display:grid;grid-template-columns:minmax(230px,.55fr) minmax(0,1.45fr);gap:10px}.dsa-roadmap-review-readiness>div{min-width:0;padding:21px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.dsa-roadmap-review-readiness h2{margin:5px 0 13px;font-size:1.35rem}.dsa-roadmap-review-queue>p{margin:15px 0 0;color:var(--muted);font-size:var(--type-meta);line-height:1.5}.dsa-roadmap-review-queue ul{margin:0;padding-left:18px;color:var(--text-secondary);font-size:var(--type-small)}.dsa-roadmap-readiness>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.dsa-roadmap-readiness article{padding:11px;display:grid;gap:4px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.dsa-roadmap-readiness article>span{width:fit-content;padding:3px 6px;border-radius:99px;color:var(--muted);background:var(--surface-2);font-size:var(--type-label);font-weight:740}.dsa-roadmap-readiness article>span.ready{color:var(--green)}.dsa-roadmap-readiness article>span.needs-work{color:var(--accent)}.dsa-roadmap-readiness article strong{font-size:var(--type-small)}.dsa-roadmap-readiness article p{margin:0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.45}.dsa-sde1-timed-grid article>button{margin-top:12px;padding:7px 9px;border:1px solid var(--line);border-radius:7px;color:var(--accent);background:var(--surface-2);font-size:var(--type-meta);font-weight:740}.dsa-roadmap-problem-state.review{color:var(--accent)}.dsa-roadmap-problem-state.comfortable,.dsa-roadmap-problem-state.solved{color:var(--green)}@media (max-width:880px){.dsa-level-roadmap-selector{grid-template-columns:1fr}.dsa-level-roadmap-selector>button{min-height:0}.dsa-level-roadmap-guide,.dsa-level-roadmap-summary{grid-template-columns:1fr}.dsa-roadmap-filter-grid,.dsa-roadmap-time-options{grid-template-columns:repeat(3,minmax(0,1fr))}.dsa-roadmap-filter-grid label.search{grid-column:span 2}.dsa-roadmap-next-up ol,.dsa-roadmap-recommendation-groups>div:last-child{grid-template-columns:1fr}.dsa-roadmap-company-overlay>footer,.dsa-roadmap-company-overlay>header{align-items:stretch;flex-direction:column}.dsa-roadmap-company-overlay>footer nav{justify-content:flex-start}.dsa-roadmap-review-readiness{grid-template-columns:1fr}.dsa-level-roadmap-scope{padding:18px 0 0;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:0}.dsa-level-roadmap-scope div{align-items:flex-start;flex-direction:column;gap:4px}.dsa-level-roadmap-scope dd{text-align:left}}@media (max-width:640px){.dsa-level-roadmap-experience{gap:34px}.dsa-level-roadmap-summary{padding:20px}.dsa-roadmap-company-control,.dsa-roadmap-personal-summary,.dsa-roadmap-usage-guide{grid-template-columns:1fr}.dsa-roadmap-time-options{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-roadmap-company-problems,.dsa-roadmap-personal-summary dl,.dsa-roadmap-readiness>div{grid-template-columns:1fr}.dsa-roadmap-mock-guidance,.dsa-roadmap-usage-guide blockquote{grid-column:1}.dsa-roadmap-usage-guide ol{column-count:1}.dsa-roadmap-company-overlay header dl{width:100%;min-width:0}.dsa-roadmap-filter-grid{grid-template-columns:1fr}.dsa-roadmap-filter-grid label.search{grid-column:1}.dsa-roadmap-curriculum-toolbar{align-items:flex-start;flex-direction:column}.dsa-roadmap-diagnostic-shell .dsa-roadmap-diagnostic,.dsa-roadmap-practice-shell>.dsa-sde1-practice-sections{padding:16px}.dsa-level-roadmap-scope{grid-template-columns:1fr}.dsa-level-roadmap-scope div{align-items:baseline;flex-direction:row}.dsa-level-roadmap-progression{align-items:flex-start;flex-direction:column}.dsa-level-roadmap-progression>span{width:100%;justify-content:space-between}.dsa-level-roadmap-legend{grid-template-columns:1fr}.dsa-level-roadmap-legend>div{border-right:0;border-bottom:1px solid var(--line)}.dsa-level-roadmap-legend>div:last-child{border-bottom:0}.dsa-level-roadmap-next{grid-template-columns:auto minmax(0,1fr)}.dsa-level-roadmap-next button{grid-column:1/-1;justify-content:center}.dsa-level-roadmap-module-toggle{padding:15px;grid-template-columns:38px minmax(0,1fr) auto;gap:11px}.dsa-level-roadmap-stage-number{width:34px;height:34px}.dsa-level-roadmap-module-meta{grid-column:2}.dsa-level-module-chevron{grid-column:3;grid-row:1/span 2}.dsa-level-roadmap-module-body{padding:5px 12px 15px}.dsa-level-roadmap-topic summary{grid-template-columns:minmax(0,1fr) auto;gap:10px}.dsa-level-roadmap-topic summary .dsa-level-topic-labels{grid-column:1;align-items:flex-start}.dsa-level-topic-chevron{grid-column:2;grid-row:1/span 2}.dsa-level-roadmap-topic-details{grid-template-columns:1fr}.dsa-level-roadmap-progress-note{align-items:flex-start}.dsa-level-roadmap-map-link{grid-template-columns:auto minmax(0,1fr)}.dsa-level-roadmap-map-link a{grid-column:1/-1}}@media (prefers-reduced-motion:reduce){.dsa-level-module-chevron,.dsa-level-roadmap-selector>button,.dsa-level-topic-chevron{transition:none}}.dsa-prep-card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px}.dsa-prep-card-grid>a{min-height:252px;padding:19px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:10px;background:var(--surface);transition:border-color .18s ease,transform .18s ease}.dsa-prep-card-grid>a:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--accent) 38%,var(--line))}.dsa-prep-card-grid h2{margin:20px 0 8px;font-size:19px;letter-spacing:-.03em}.dsa-prep-card-grid p{margin:0;color:var(--text-secondary);font-size:11px;line-height:1.65}.dsa-prep-card-grid strong{margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:10px}.dsa-popular-companies{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.dsa-popular-companies>a{min-height:92px;padding:14px;display:grid;grid-template-columns:36px minmax(0,1fr) auto;align-items:center;column-gap:11px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-popular-companies>a:hover{border-color:var(--line-strong);background:var(--surface-2)}.dsa-popular-companies>a>span{width:36px;height:36px;grid-row:span 2;display:grid;place-items:center;border:1px solid var(--line);border-radius:7px;color:var(--accent);background:var(--accent-soft);font:750 10px var(--font-mono)}.dsa-popular-companies strong{align-self:end;font-size:12px}.dsa-popular-companies small{align-self:start;color:var(--muted);font-size:9px}.dsa-popular-companies svg{grid-column:3;grid-row:1/span 2;color:var(--muted)}.dsa-library-strip{padding:22px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;border-block:1px solid var(--line)}.dsa-library-strip>svg{color:var(--accent)}.dsa-library-strip span{color:var(--accent);font:750 9px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-library-strip h2{margin:6px 0 4px;font-size:18px}.dsa-library-strip p{margin:0;color:var(--muted);font-size:10.5px}.dsa-doc-layout{--dsa-rail-width:294px;--dsa-toc-width:232px;--dsa-rail-gutter:24px;--dsa-reading-gutter:clamp(32px,4vw,52px);--dsa-toc-gutter:22px;width:min(1560px,100%);grid-template-columns:var(--dsa-rail-width) minmax(0,1fr) var(--dsa-toc-width);column-gap:0;border-inline:1px solid var(--line);background:var(--surface)}.dsa-doc-layout>.sd-course-sidebar{padding:24px var(--dsa-rail-gutter) 32px;border-right-color:var(--line);background:color-mix(in srgb,var(--surface) 88%,var(--bg))}.dsa-doc-layout .sd-course-sidebar-heading{padding:0 7px 18px}.dsa-doc-layout .sd-course-sidebar-heading>span{font-size:14px}.dsa-doc-layout .sd-course-sidebar-heading small{margin-top:1px;font-size:11px;letter-spacing:.1em}.dsa-doc-layout .sd-curriculum-group.major+.sd-curriculum-group.major,.dsa-doc-layout .sd-curriculum-group.major>ul>.sd-curriculum-group+.sd-curriculum-group{margin-top:14px;padding-top:13px}.dsa-doc-layout .sd-curriculum-group.major>button{min-height:39px;padding-inline:7px;font-size:12px!important;letter-spacing:.08em}.dsa-doc-layout .sd-curriculum-lesson>a{min-height:39px;padding-block:8px;font-size:14px!important;line-height:1.35}.dsa-doc-layout .sd-curriculum-lesson>a.active{box-shadow:inset 2px 0 var(--accent)}.dsa-doc-layout>.sd-lesson-column{padding:42px var(--dsa-reading-gutter) 80px;background:var(--surface)}.dsa-doc-layout .sd-lesson-header{min-height:326px;padding:8px clamp(255px,30vw,372px) 28px 0;position:relative;isolation:isolate}.dsa-doc-layout .sd-lesson-header>*{position:relative;z-index:1}.dsa-doc-layout .sd-lesson-header:after{width:min(40vw,440px);height:306px;position:absolute;z-index:0;top:-14px;right:0;content:"";background:url(/images/dsa-learning-route-watercolor.png) 100% 100%/cover no-repeat;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.38) 30%,#000 62%);mask-image:linear-gradient(90deg,transparent 0,rgba(0,0,0,.38) 30%,#000 62%)}.dsa-doc-layout .sd-lesson-header h1{max-width:17ch;margin-block:12px 13px;font-size:var(--type-reading-title);font-weight:680;line-height:1.05;letter-spacing:-.04em}.dsa-doc-layout .sd-lesson-header>p{max-width:52ch;color:var(--text-secondary);font-size:1rem;line-height:1.62}.dsa-doc-layout .sd-lesson-meta{margin-top:16px;padding:0;border:0;font-size:.875rem}.dsa-doc-layout .sd-lesson-meta>span{gap:6px}.dsa-doc-layout .sd-lesson-header :is(.objectives,[class*=objectives]){margin-top:22px;padding:16px 18px;border:1px solid color-mix(in srgb,var(--accent) 18%,var(--line));border-radius:9px;background:color-mix(in srgb,var(--accent-soft) 42%,var(--surface))}.dsa-doc-layout .sd-lesson-header :is(.objectives,[class*=objectives]) h2{margin:0 0 8px;color:var(--text-secondary);font:700 var(--type-label)/1.35 var(--font-mono);letter-spacing:.08em;text-transform:uppercase}.dsa-doc-layout .sd-lesson-header :is(.objectives,[class*=objectives]) ul{margin:0;padding-left:19px}.dsa-doc-layout .sd-lesson-header :is(.objectives,[class*=objectives]) li{margin:3px 0;color:var(--text);font-size:.9375rem;line-height:1.45}.dsa-doc-layout>.sd-article-toc{padding:44px var(--dsa-toc-gutter) 34px;border-left:1px solid var(--line);background:color-mix(in srgb,var(--surface) 88%,var(--bg))}.dsa-doc-layout>.sd-article-toc>strong{margin-bottom:13px;font-size:11px;letter-spacing:.1em}.dsa-doc-layout>.sd-article-toc li a{min-height:34px;padding:7px 0 7px 12px;font-size:.875rem;line-height:1.35}.dsa-doc-layout .sd-article{max-width:72ch;padding-top:22px}.dsa-doc-layout .sd-article h2{margin-top:3rem;font-size:var(--type-reading-section)}.dsa-doc-layout .dsa-note{border-radius:9px}html.dark .dsa-doc-layout .sd-lesson-header:after{opacity:.8;mask-image:linear-gradient(90deg,transparent,#000 80%,transparent),linear-gradient(180deg,transparent,#000 18%,#000 78%,transparent);mask-composite:intersect}@media (max-width:1180px){.dsa-doc-layout{grid-template-columns:274px minmax(0,1fr)}.dsa-doc-layout .sd-lesson-header{padding-right:clamp(230px,31vw,330px)}.dsa-doc-layout .sd-lesson-header:after{width:min(43vw,405px);right:0}}@media (max-width:900px){.dsa-doc-layout{display:block;border-inline:0}.dsa-doc-layout>.sd-lesson-column{padding-top:30px}.dsa-doc-layout .sd-lesson-header{min-height:0;padding:0 0 18px}.dsa-doc-layout .sd-lesson-header>header{margin-bottom:0}.dsa-doc-layout .sd-lesson-column>.sd-mobile-toc{margin-top:12px}.dsa-doc-layout .sd-lesson-header:after{display:none}}.dsa-data-layout{grid-template-columns:var(--dsa-rail-width) minmax(0,1fr)}.dsa-data-layout .sd-lesson-column{padding-inline:var(--dsa-reading-gutter)}.dsa-data-layout .sd-lesson-header h1{font-size:var(--type-reading-title)}.dsa-data-intro{margin:28px 0 20px;color:var(--text-secondary);font-size:13px;line-height:1.65}.dsa-note{margin:24px 0;padding:15px 17px;display:grid;grid-template-columns:22px minmax(0,1fr);gap:10px;border:1px solid color-mix(in srgb,var(--green) 32%,var(--line));border-radius:9px;background:var(--green-soft)}.dsa-note.important{border-color:color-mix(in srgb,var(--accent) 34%,var(--line));background:var(--accent-soft)}.dsa-note>svg{margin-top:2px;color:var(--green)}.dsa-note.important>svg{color:var(--accent)}.dsa-note strong{display:block;margin-bottom:4px;color:var(--text);font:760 var(--type-label) var(--font-mono);text-transform:uppercase;letter-spacing:.09em}.dsa-note p{margin:0;color:var(--text-secondary);font-size:12.5px;line-height:1.65}.sd-article .dsa-note:not(.important) a{color:var(--accent-dark)}.dsa-code-template{margin:24px 0;border:1px solid var(--line-strong);border-radius:9px;background:#171a17;overflow:hidden}.dsa-code-template figcaption{min-height:38px;padding:8px 13px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #30352f;color:#e8e9e4;background:#20241f;font:700 9px var(--font-mono)}.dsa-code-template figcaption small{color:#aab2a8;text-transform:uppercase;letter-spacing:.08em}.sd-article .dsa-code-template pre{margin:0;border:0;border-radius:0}.dsa-guide-example{margin-block:1.75rem;padding-block:1.25rem;border-block:1px solid var(--line)}.dsa-guide-example h3{margin-top:0}.dsa-rehearsal-timer{margin-block:2rem;padding:20px;border:1px solid var(--line-strong);border-radius:10px;background:var(--surface)}.dsa-rehearsal-timer>h3{margin-top:0}.dsa-rehearsal-presets{display:flex;flex-wrap:wrap;gap:8px}.dsa-rehearsal-presets button{min-height:42px;padding:8px 14px;border:1px solid var(--control-border);border-radius:8px;color:var(--text);background:var(--bg);cursor:pointer}.dsa-rehearsal-presets button[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.dsa-rehearsal-clock{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.dsa-rehearsal-clock output{color:var(--text);font:720 2rem/1 var(--font-mono);font-variant-numeric:tabular-nums}.dsa-rehearsal-clock>div{display:flex;gap:8px}.dsa-extension-recognition,.dsa-extension-sequence{margin-block:1.5rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-block:1px solid var(--line)}.dsa-extension-recognition>section,.dsa-extension-sequence>section{padding:18px 18px 18px 0}.dsa-extension-recognition>section+section,.dsa-extension-sequence>section+section{padding-inline:18px 0;border-left:1px solid var(--line)}.dsa-extension-recognition h3,.dsa-extension-sequence h3{margin-top:0}.dsa-extension-complexity,.dsa-extension-contract{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;overflow:hidden}.dsa-extension-complexity>div,.dsa-extension-contract>div{padding:14px}.dsa-extension-complexity>div+div,.dsa-extension-contract>div+div{border-left:1px solid var(--line)}.dsa-extension-complexity dt,.dsa-extension-contract dt{color:var(--muted);font:720 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-extension-complexity dd,.dsa-extension-contract dd{margin:7px 0 0;overflow-wrap:anywhere}.dsa-trace-alternative{padding:13px 15px;border:1px solid var(--line);border-radius:8px;background:var(--surface-2)}.dsa-extension-handoffs{padding:0;display:grid;gap:0;list-style:none;border-block:1px solid var(--line)}.dsa-extension-handoffs li{margin:0;padding-block:12px;display:grid;grid-template-columns:minmax(180px,.7fr) minmax(0,1fr);gap:16px;border-bottom:1px solid var(--line)}.dsa-extension-handoffs li:last-child{border-bottom:0}.dsa-extension-handoffs a{display:inline-flex;align-items:center;gap:6px;font-weight:700}.dsa-extension-handoffs span{color:var(--text-secondary)}.dsa-transfer-index{margin:24px 0 36px;padding:0;border-top:1px solid var(--line);list-style:none}.dsa-transfer-index>li{min-height:112px;padding:18px 4px;display:grid;grid-template-columns:58px minmax(0,1fr) 36px;gap:14px;align-items:start;border-bottom:1px solid var(--line)}.dsa-transfer-index>li>span{color:var(--accent);font:760 var(--type-label) var(--font-mono);letter-spacing:.04em}.dsa-transfer-index h2{margin:0 0 5px!important;padding:0!important;font-size:var(--type-title)!important}.dsa-transfer-index h2 a{color:var(--text);text-decoration:none}.dsa-transfer-index p{margin:0 0 7px}.dsa-transfer-index small{color:var(--muted);line-height:1.5}.dsa-transfer-index>li>a{width:36px;min-height:44px;display:grid;place-items:center;color:var(--muted)}.dsa-transfer-examples{margin:14px 0 26px;border:1px solid var(--line);border-radius:8px;overflow:hidden}.dsa-transfer-examples>div{padding:13px 15px;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:16px;border-bottom:1px solid var(--line)}.dsa-transfer-examples>div:last-child{border-bottom:0}.dsa-transfer-examples dd,.dsa-transfer-examples dt{margin:0;min-width:0}.dsa-transfer-examples code{overflow-wrap:anywhere}.dsa-transfer-examples dd{display:grid;gap:5px}.dsa-transfer-examples dd span{color:var(--muted)}.dsa-practical-index{margin:24px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.dsa-practical-index article{min-width:0;padding:17px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-practical-index article>span{color:var(--accent);font:760 var(--type-label)/1.4 var(--font-mono)}.dsa-practical-index h2{margin:7px 0!important;padding:0!important}.dsa-practical-index h2 a{color:var(--text);text-decoration:none}.dsa-practical-index p{margin:0 0 8px}.dsa-practical-index small{margin-bottom:14px;color:var(--muted)}.dsa-practical-index article>a:last-child{min-height:44px;margin-top:auto;display:inline-flex;align-items:center;gap:7px;color:var(--accent)}.dsa-practical-brief{margin-bottom:20px;padding:18px;border-left:1px solid var(--accent);background:var(--surface)}.dsa-practical-brief>span{color:var(--accent);font:750 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase}.dsa-practical-brief aside{padding:10px;display:flex;gap:9px;border:1px solid var(--line);border-radius:7px}.dsa-practical-brief aside span,.dsa-practical-brief aside strong{display:block}.dsa-practical-file-nav{margin:0 0 22px;display:flex;flex-wrap:wrap;gap:6px}.sd-article .dsa-practical-file-nav a{min-height:44px;padding:8px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;color:var(--text);text-decoration:none}.dsa-practical-packet details{margin:7px 0;border:1px solid var(--line);border-radius:7px;overflow:hidden}.dsa-practical-packet details>summary{min-height:44px;padding:8px 11px;display:flex;align-items:center;gap:7px;background:var(--surface);font-weight:750;cursor:pointer}.dsa-practical-packet details pre{max-width:100%;margin:0;padding:14px;overflow:auto;border-radius:0}.dsa-practical-review{margin-top:24px;padding:18px;border:1px solid var(--line);border-radius:9px}.dsa-practical-review>div{display:flex;flex-wrap:wrap;gap:5px}.dsa-practical-review>div span{padding:4px 6px;border:1px solid var(--line);border-radius:4px;color:var(--muted);font-size:var(--type-label);text-transform:capitalize}.dsa-practical-review nav{margin-top:14px;display:flex;flex-wrap:wrap;gap:7px}.dsa-practical-review nav a{min-height:44px;display:inline-flex;align-items:center;gap:6px}.mock-band-anchors:not([open])>:not(summary),.mock-band-packet details:not([open])>:not(summary),.mock-guidance:not([open])>:not(summary){display:none}.dsa-language-grid{margin:26px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.sd-article .dsa-language-grid>a{min-height:215px;padding:18px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:9px;color:var(--text);background:var(--surface);text-decoration:none}.sd-article .dsa-language-grid>a.primary{border-color:color-mix(in srgb,var(--accent) 34%,var(--line))}.sd-article .dsa-language-grid>a:hover{background:var(--surface-2)}.dsa-language-grid>a>span{display:flex;align-items:center;justify-content:space-between;color:var(--accent);font:730 9px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-language-grid h2{margin:22px 0 7px;padding:0;font-size:22px}.dsa-language-grid p{margin:0;font-size:11px;line-height:1.6}.dsa-language-grid>a>div{margin-top:12px;display:flex;gap:6px;flex-wrap:wrap}.dsa-language-grid small{padding:3px 6px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:8px}.dsa-language-grid>a>strong{margin-top:auto;padding-top:15px;display:flex;align-items:center;gap:6px;color:var(--accent);font-size:10px}.dsa-index-toolbar{margin:26px 0 15px;display:flex;align-items:end;justify-content:space-between;gap:14px}.dsa-index-toolbar label{width:min(440px,100%);display:grid;gap:6px}.dsa-index-toolbar label>span:first-child,.dsa-question-filters label>span:first-child{color:var(--muted);font:730 8px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-index-toolbar input,.dsa-question-filters input,.dsa-question-filters select{width:100%;min-width:0;min-height:40px;padding:0 10px;border:1px solid var(--line-strong);border-radius:7px;color:var(--text);background:var(--bg);font-size:10px}.dsa-index-toolbar .field-with-icon input,.dsa-question-filters .field-with-icon input{padding-left:34px}.dsa-index-toolbar>span{color:var(--muted);font-size:9px}.dsa-company-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}.dsa-company-grid>a{min-width:0;min-height:72px;padding:12px;display:grid;grid-template-columns:31px minmax(0,1fr) auto;align-items:center;gap:9px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-company-grid>a:nth-child(3n){border-right:0}.dsa-company-grid>a:hover{background:var(--surface-2)}.dsa-company-grid>a>span{width:31px;height:31px;display:grid;place-items:center;border-radius:6px;color:var(--accent);background:var(--accent-soft);font:730 8px var(--font-mono)}.dsa-company-grid small,.dsa-company-grid strong{display:block}.dsa-company-grid strong{font-size:10.5px}.dsa-company-grid small{margin-top:2px;color:var(--muted);font-size:8px}.dsa-company-grid svg{color:var(--muted)}.dsa-question-browser{margin-top:34px}.dsa-sample-banner{padding:13px 15px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;border:1px solid color-mix(in srgb,var(--accent) 38%,var(--line));border-radius:9px 9px 0 0;background:var(--accent-soft)}.dsa-sample-banner svg{color:var(--accent)}.dsa-sample-banner strong{display:block;font-size:10px}.dsa-sample-banner p{margin:3px 0 0;color:var(--text-secondary);font-size:9.5px;line-height:1.5}.dsa-question-filters{padding:12px;display:grid;grid-template-columns:minmax(190px,1.5fr) repeat(6,minmax(112px,1fr));gap:8px;border:1px solid var(--line);border-top:0;background:var(--surface)}.dsa-question-filters label{min-width:0;display:grid;gap:5px}.dsa-question-filters select:disabled{color:var(--muted);background:var(--surface-2);cursor:not-allowed}.dsa-filter-note{margin:8px 0 0;color:var(--muted);font-size:8.5px}.dsa-table-summary{margin:26px 0 9px;display:flex;align-items:end;justify-content:space-between;gap:12px}.dsa-table-summary h2{margin:0;font-size:18px}.dsa-table-summary span{color:var(--muted);font-size:9px}.dsa-question-table-wrap{border:1px solid var(--line);border-radius:9px;overflow:hidden}.dsa-question-table{width:100%;border-collapse:collapse;table-layout:fixed;background:var(--surface);font-size:9px}.dsa-question-table td,.dsa-question-table th{padding:11px 9px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:anywhere}.dsa-question-table thead th{color:var(--muted);background:var(--surface-2);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-question-table th:first-child{width:19%}.dsa-question-table th:nth-child(3){width:18%}.dsa-question-table tbody tr:last-child>*{border-bottom:0}.dsa-question-table tbody th small,.dsa-question-table tbody th strong,.dsa-question-table td small,.dsa-question-table td strong{display:block}.dsa-question-table tbody th strong,.dsa-question-table td strong{color:var(--text);font-size:9.5px}.dsa-question-table tbody small{margin-top:3px;color:var(--muted);font-size:7.5px}.dsa-question-table td>a{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-weight:700}.dsa-question-table td>span{color:var(--muted)}.dsa-difficulty{padding:4px 6px;display:inline-block;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--surface-2);font-size:8px;font-weight:740}.dsa-difficulty.easy{border-color:color-mix(in srgb,var(--green) 32%,var(--line));color:var(--green);background:color-mix(in srgb,var(--green) 9%,var(--surface))}.dsa-difficulty.medium{border-color:color-mix(in srgb,var(--amber) 34%,var(--line));color:var(--amber);background:color-mix(in srgb,var(--amber) 9%,var(--surface))}.dsa-difficulty.hard{border-color:color-mix(in srgb,var(--destructive) 32%,var(--line));color:var(--destructive);background:color-mix(in srgb,var(--destructive) 8%,var(--surface))}.dsa-company-summary{margin-top:27px;display:grid;grid-template-columns:.65fr 1.2fr 1.5fr 1.25fr;border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-company-summary>div{min-width:0;min-height:82px;padding:13px;display:flex;flex-direction:column;justify-content:space-between;border-right:1px solid var(--line)}.dsa-company-summary>div:last-child{border-right:0}.dsa-company-summary span{color:var(--muted);font:720 8px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-company-summary strong{font-size:9.5px;line-height:1.45}.dsa-roadmap-selector{margin:27px 0;padding:15px;display:grid;grid-template-columns:1fr 1fr auto;align-items:end;gap:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.dsa-roadmap-selector>div{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:9px}.dsa-roadmap-selector svg{color:var(--accent)}.dsa-roadmap-selector label{display:grid;gap:5px}.dsa-roadmap-selector label span{color:var(--muted);font:720 8px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-roadmap-selector select{min-height:39px;padding:0 9px;border:1px solid var(--line-strong);border-radius:7px;color:var(--text);background:var(--bg);font-size:10px}.dsa-roadmap-matrix{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.dsa-roadmap-matrix article{padding:16px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-roadmap-matrix article>span{color:var(--accent);font:740 9px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-roadmap-matrix article p{min-height:50px;margin:8px 0 13px;font-size:11px;line-height:1.5}.dsa-roadmap-matrix article>div{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.sd-article .dsa-roadmap-matrix a{min-height:42px;padding:7px;display:grid;place-items:center;border:1px solid var(--line);border-radius:6px;color:var(--text);background:var(--bg);font-size:9px;text-decoration:none}.dsa-roadmap-matrix a:hover{border-color:var(--accent)}.dsa-roadmap-matrix a small{display:block;color:var(--accent);font-size:7px}.dsa-roadmap-summary{margin:6px 0 25px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-roadmap-summary>div{min-height:130px;padding:15px;display:flex;flex-direction:column;border-right:1px solid var(--line)}.dsa-roadmap-summary>div:last-child{border-right:0}.dsa-roadmap-summary svg{color:var(--accent)}.dsa-roadmap-summary span{margin-top:17px;color:var(--muted);font:720 8px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-roadmap-summary strong{margin-top:5px;font-size:9.5px;line-height:1.5}.dsa-preparation-controls{margin:8px 0 24px;padding:18px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.dsa-preparation-controls header>span{color:var(--accent);font:750 9px/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-preparation-controls header h2{margin:5px 0 4px}.dsa-preparation-controls header p{margin:0;color:var(--muted)}.dsa-preparation-control-grid{margin-top:16px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.dsa-preparation-controls label{min-width:0}.dsa-preparation-controls label>span,.dsa-preparation-controls legend{display:block;margin-bottom:5px;color:var(--muted);font:700 9px/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.04em}.dsa-preparation-controls input[type=date],.dsa-preparation-controls input[type=number],.dsa-preparation-controls select{width:100%;min-height:44px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text)}.dsa-preparation-controls fieldset{margin:16px 0;padding:0;border:0}.dsa-preparation-topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:5px 12px}.dsa-preparation-topic-grid label{min-height:36px;display:flex;align-items:center;gap:7px}.dsa-preparation-topic-grid label>span{margin:0;color:var(--text);font:600 10px/1.3 var(--font-sans);text-transform:none;letter-spacing:0}.dsa-roadmap-shared-plan-note{margin:-2px 0 18px;padding:10px 12px;border-left:1px solid var(--accent);color:var(--muted);background:var(--surface);font-size:11px}.sd-article .dsa-roadmap-timeline{margin:36px 0 0;padding:0;list-style:none}.dsa-roadmap-timeline>li{position:relative;display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px}.dsa-roadmap-timeline>li:not(:last-child):before{content:"";width:1px;position:absolute;left:20px;top:37px;bottom:0;background:var(--line-strong)}.dsa-roadmap-marker{position:relative;z-index:1}.dsa-roadmap-marker span{width:41px;height:41px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--accent) 38%,var(--line));border-radius:50%;color:var(--accent);background:var(--bg);font:760 9px var(--font-mono)}.dsa-roadmap-timeline>li>article{margin-bottom:24px;padding:18px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-roadmap-phase-heading{display:flex;justify-content:space-between;gap:15px}.dsa-roadmap-phase-heading span{color:var(--accent);font:730 8px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.sd-article .dsa-roadmap-phase-heading h2{margin:5px 0 0;padding:0;font-size:21px}.dsa-roadmap-phase-heading small{max-width:150px;color:var(--muted);font-size:8px;text-align:right}.dsa-roadmap-timeline article>p{margin:12px 0;font-size:11px}.dsa-roadmap-phase-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.sd-article .dsa-roadmap-phase-grid h3{margin:10px 0 6px;font-size:12px}.dsa-roadmap-phase-grid ul{margin-bottom:5px;font-size:10px;line-height:1.55}.dsa-pattern-note{margin-top:8px!important;color:var(--muted);font-size:8.5px!important}.dsa-roadmap-tasks{margin-top:13px;border-top:1px solid var(--line)}.dsa-roadmap-tasks>a,.dsa-roadmap-tasks>div{min-height:38px;display:grid;grid-template-columns:13px minmax(0,1fr) auto;align-items:center;gap:8px;border-bottom:1px solid var(--line);color:var(--text-secondary);font-size:9.5px}.sd-article .dsa-roadmap-tasks>a{color:var(--text-secondary);text-decoration:none}.dsa-roadmap-tasks>:last-child{border-bottom:0}.dsa-roadmap-tasks>*>span{width:12px;height:12px;border:1px solid var(--line-strong);border-radius:3px}.dsa-roadmap-tasks svg{color:var(--accent)}.dsa-pattern-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;overflow:hidden}.dsa-pattern-index>div{min-height:65px;padding:11px;display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-pattern-index>div:nth-child(2n){border-right:0}.dsa-pattern-index span{grid-row:span 2;color:var(--accent);font:720 8px var(--font-mono)}.dsa-pattern-index strong{font-size:10px}.dsa-pattern-index small{color:var(--muted);font-size:8px}@media (max-width:1220px){.dsa-data-layout{grid-template-columns:260px minmax(0,1fr)}.dsa-question-filters{grid-template-columns:repeat(4,minmax(0,1fr))}.dsa-question-filters .search{grid-column:span 2}}@media (max-width:1000px){.dsa-prep-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-question-filters{grid-template-columns:repeat(3,minmax(0,1fr))}.dsa-question-filters .search{grid-column:span 2}.dsa-company-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-company-grid>a:nth-child(3n){border-right:1px solid var(--line)}.dsa-company-grid>a:nth-child(2n){border-right:0}}@media (max-width:900px){.dsa-popular-companies{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-data-layout{display:block}}@media (max-width:720px){.dsa-question-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-question-filters .search{grid-column:1/-1}.dsa-question-table-wrap{border:0;overflow:visible}.dsa-question-table,.dsa-question-table tbody,.dsa-question-table td,.dsa-question-table th,.dsa-question-table tr{display:block;width:100%}.dsa-question-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.dsa-question-table tbody{display:grid;gap:9px}.dsa-question-table tr{padding:13px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-question-table td,.dsa-question-table th{min-height:30px;padding:7px 0 7px 108px;position:relative;border-bottom:1px solid var(--line)}.dsa-question-table tr>:last-child{border-bottom:0}.dsa-question-table td:before,.dsa-question-table th:before{content:attr(data-label);width:98px;position:absolute;left:0;top:8px;color:var(--muted);font:720 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-company-summary{grid-template-columns:1fr 1fr}.dsa-company-summary>div:nth-child(2){border-right:0}.dsa-company-summary>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.dsa-roadmap-selector{grid-template-columns:1fr;align-items:stretch}.dsa-roadmap-selector .button{justify-content:center}.dsa-roadmap-summary{grid-template-columns:1fr}.dsa-roadmap-summary>div{min-height:100px;border-right:0;border-bottom:1px solid var(--line)}.dsa-roadmap-summary>div:last-child{border-bottom:0}.dsa-preparation-control-grid,.dsa-preparation-topic-grid{grid-template-columns:1fr}.dsa-preparation-topic-grid label{min-height:44px}}@media (max-width:650px){.dsa-language-grid,.dsa-pattern-index,.dsa-popular-companies,.dsa-prep-card-grid,.dsa-roadmap-matrix{grid-template-columns:1fr}.dsa-library-strip{grid-template-columns:auto minmax(0,1fr)}.dsa-library-strip .button{grid-column:1/-1;justify-content:center}.dsa-company-grid{grid-template-columns:1fr}.dsa-company-grid>a,.dsa-company-grid>a:nth-child(2n),.dsa-company-grid>a:nth-child(3n){border-right:0}.dsa-index-toolbar{align-items:stretch;flex-direction:column}.dsa-roadmap-phase-grid{grid-template-columns:1fr}.dsa-roadmap-phase-heading{flex-direction:column}.dsa-roadmap-phase-heading small{max-width:none;text-align:left}.dsa-pattern-index>div,.dsa-pattern-index>div:nth-child(2n){border-right:0}.dsa-extension-complexity,.dsa-extension-contract,.dsa-extension-recognition,.dsa-extension-sequence{grid-template-columns:1fr}.dsa-extension-complexity>div+div,.dsa-extension-contract>div+div,.dsa-extension-recognition>section+section,.dsa-extension-sequence>section+section{padding-inline:0;border-left:0;border-top:1px solid var(--line)}.dsa-extension-recognition>section,.dsa-extension-sequence>section{padding-inline:0}.dsa-extension-complexity>div,.dsa-extension-contract>div{padding:14px}.dsa-extension-handoffs li{grid-template-columns:1fr;gap:4px}.dsa-transfer-index>li{grid-template-columns:48px minmax(0,1fr)}.dsa-transfer-index>li>a{grid-column:2;justify-self:end}.dsa-transfer-examples>div{grid-template-columns:1fr;gap:7px}.dsa-practical-index{grid-template-columns:1fr}.dsa-practical-file-nav,.dsa-practical-file-nav a{width:100%}.dsa-practical-review nav{display:grid}.dsa-rehearsal-clock{align-items:stretch;flex-direction:column}.dsa-rehearsal-clock .button,.dsa-rehearsal-presets button{min-height:44px}}@media (max-width:430px){.dsa-question-filters{grid-template-columns:1fr}.dsa-question-filters .search{grid-column:1}.dsa-company-summary{grid-template-columns:1fr}.dsa-company-summary>div,.dsa-company-summary>div:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.dsa-company-summary>div:last-child{border-bottom:0}.dsa-roadmap-timeline>li{grid-template-columns:29px minmax(0,1fr);gap:8px}.dsa-roadmap-marker span{width:28px;height:28px}.dsa-roadmap-timeline>li:not(:last-child):before{left:13px;top:26px}.dsa-roadmap-timeline>li>article{padding:13px}}@media (prefers-reduced-motion:reduce){.dsa-prep-card-grid>a{transition:none}}.dsa-workspace-layout{--dsa-workspace-top:var(--global-header-height);width:min(1500px,100%);min-height:calc(100vh - var(--dsa-workspace-top));margin-inline:auto;display:grid;grid-template-columns:228px minmax(0,1fr);align-items:start}.dsa-workspace-sidebar{height:calc(100vh - var(--dsa-workspace-top) - var(--mobile-primary-nav-offset, 0px));position:sticky;top:var(--dsa-workspace-top);padding:24px 15px;display:flex;flex-direction:column;border-right:1px solid var(--line);background:color-mix(in srgb,var(--surface) 48%,var(--bg))}.dsa-workspace-drawer-heading>span{display:flex;align-items:center;gap:8px;color:var(--text);font-size:12px;font-weight:760}.dsa-workspace-drawer-heading svg{color:var(--accent)}.dsa-workspace-sidebar nav{padding-top:0}.dsa-workspace-drawer ul,.dsa-workspace-sidebar ul{margin:0;padding:0;display:grid;gap:3px;list-style:none}.dsa-workspace-drawer li a,.dsa-workspace-sidebar li a{min-height:39px;padding:8px 10px;display:grid;grid-template-columns:18px minmax(0,1fr);align-items:center;gap:8px;border-radius:7px;color:var(--text-secondary);font-size:10.5px;font-weight:650;transition:color .15s ease,background-color .15s ease,box-shadow .15s ease}.dsa-workspace-drawer li a svg,.dsa-workspace-sidebar li a svg{color:var(--muted)}.dsa-workspace-drawer li a:hover,.dsa-workspace-sidebar li a:hover{color:var(--text);background:var(--surface-2)}.dsa-workspace-drawer li a.active,.dsa-workspace-sidebar li a.active{color:var(--text);background:var(--accent-soft);box-shadow:inset 2px 0 var(--accent)}.dsa-workspace-drawer li a.active svg,.dsa-workspace-sidebar li a.active svg{color:var(--accent)}.dsa-workspace-sidebar>p{margin:auto 8px 0;padding-top:15px;border-top:1px solid var(--line);color:var(--muted);font-size:8.5px;line-height:1.55}.dsa-workspace-trigger{display:none}.dsa-workspace-backdrop{position:fixed;inset:0;z-index:90;background:rgba(9,11,9,.5);backdrop-filter:blur(3px)}.dsa-workspace-dismiss{position:absolute;inset:0;width:100%;height:100%;border:0;background:transparent}.dsa-workspace-drawer{width:min(320px,calc(100% - 36px));height:100%;position:relative;z-index:1;padding:0 14px 30px;border-right:1px solid var(--line-strong);background:var(--bg);overflow-y:auto;box-shadow:var(--shadow)}.dsa-workspace-drawer-heading{min-height:62px;margin-bottom:13px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.dsa-workspace-drawer-heading button{width:35px;height:35px;border:1px solid var(--line);border-radius:7px;display:grid;place-items:center;color:var(--text);background:var(--surface);cursor:pointer}.dsa-workspace-main{min-width:0;padding:30px clamp(24px,3.2vw,45px) 68px}.dsa-workspace-section-heading>div>span{color:var(--accent);font:750 8.5px var(--font-mono);text-transform:uppercase;letter-spacing:.1em}.dsa-workspace-section{padding:26px 0;border-bottom:1px solid var(--line)}.dsa-workspace-section-heading{margin-bottom:14px;display:flex;align-items:end;justify-content:space-between;gap:24px}.dsa-workspace-section-heading h2{margin:4px 0 3px;font-size:21px;line-height:1.2;letter-spacing:-.035em}.dsa-workspace-section-heading p{margin:0;color:var(--muted);font-size:10px;line-height:1.5}.dsa-preview-footer a,.dsa-section-link,.dsa-workspace-section-heading>a{display:inline-flex;align-items:center;gap:6px;flex:none;color:var(--accent);font-size:9.5px;font-weight:720}.dsa-preview-integrity{min-height:34px;padding:8px 11px;display:flex;align-items:center;gap:9px;border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-bottom:0;border-radius:8px 8px 0 0;background:var(--accent-soft);font-size:8.5px}.dsa-preview-integrity strong{color:var(--text);text-transform:uppercase;letter-spacing:.05em}.dsa-preview-integrity span{color:var(--text-secondary)}.dsa-preview-filters{padding:10px;display:grid;grid-template-columns:minmax(210px,1.5fr) repeat(4,minmax(120px,.75fr));gap:7px;border:1px solid var(--line);background:var(--surface)}.dsa-preview-filters label{min-width:0}.dsa-preview-filters input,.dsa-preview-filters select{width:100%;min-width:0;min-height:38px;padding:0 9px;border:1px solid var(--line-strong);border-radius:6px;color:var(--text);background:var(--bg);font-size:9.5px}.dsa-preview-filters .field-with-icon input{padding-left:32px}.dsa-preview-filters select:disabled{color:var(--muted);background:var(--surface-2);cursor:not-allowed}.dsa-preview-table-wrap{border-inline:1px solid var(--line);overflow:hidden}.dsa-preview-table{width:100%;border-collapse:collapse;table-layout:fixed;background:var(--surface);font-size:9.5px}.dsa-preview-table td,.dsa-preview-table th{min-width:0;padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}.dsa-preview-table thead th{color:var(--muted);background:var(--surface-2);font:720 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-preview-table thead th:first-child{width:27%}.dsa-preview-table tbody tr{transition:background-color .15s ease}.dsa-preview-table tbody tr:hover{background:var(--surface-2)}.dsa-preview-table tbody th small,.dsa-preview-table tbody th strong{display:block}.dsa-preview-table tbody th strong{color:var(--text);font-size:10.5px}.dsa-preview-table tbody th small{margin-top:2px;color:var(--muted);font-size:7.5px}.dsa-preview-table td>a{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-weight:700}.dsa-preview-table .muted{color:var(--muted)}.dsa-preview-topics{display:flex;gap:4px;flex-wrap:wrap}.dsa-preview-topics span{padding:3px 6px;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--surface-2);font-size:7.5px}.dsa-preview-footer{min-height:39px;padding:8px 11px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-top:0;border-radius:0 0 8px 8px;color:var(--muted);background:var(--surface);font-size:8.5px}.dsa-company-quick-links>div:last-child{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-company-quick-links>div:last-child>a{min-width:0;min-height:77px;padding:11px;display:grid;grid-template-columns:28px minmax(0,1fr);align-content:center;gap:2px 8px;border-right:1px solid var(--line)}.dsa-company-quick-links>div:last-child>a:last-child{border-right:0}.dsa-company-quick-links>div:last-child>a:hover{background:var(--surface-2)}.dsa-company-quick-links>div:last-child>a>span{width:28px;height:28px;grid-row:span 2;display:grid;place-items:center;border-radius:6px;color:var(--accent);background:var(--accent-soft);font:730 7.5px var(--font-mono)}.dsa-company-quick-links strong{font-size:9.5px}.dsa-company-quick-links small{color:var(--muted);font-size:7.5px}.dsa-company-quick-links a>svg{display:none}.dsa-workspace-lower-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}.dsa-workspace-lower-grid>.dsa-workspace-section{min-width:0;border-bottom:0}.dsa-roadmap-preview-flow{min-height:82px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-roadmap-preview-flow>div{min-width:0;padding:13px 10px;position:relative;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line)}.dsa-roadmap-preview-flow>div:last-child{border-right:0}.dsa-roadmap-preview-flow span{color:var(--accent);font:730 7.5px var(--font-mono)}.dsa-roadmap-preview-flow strong{margin-top:5px;font-size:9px}.dsa-roadmap-preview-flow svg{position:absolute;right:-8px;z-index:1;color:var(--muted);background:var(--surface)}.dsa-roadmap-preview .dsa-section-link{margin-top:12px}.dsa-study-plan-preview>div:nth-child(2){display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.dsa-study-plan-preview>div:nth-child(2)>a{min-height:125px;padding:12px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-study-plan-preview>div:nth-child(2)>a:hover{border-color:var(--line-strong);background:var(--surface-2)}.dsa-study-plan-preview a>span{display:flex;align-items:center;gap:6px;color:var(--accent);font:730 8px var(--font-mono);text-transform:uppercase}.dsa-study-plan-preview a>strong{margin-top:13px;font-size:9.5px}.dsa-study-plan-preview a>p{margin:4px 0 0;color:var(--muted);font-size:8px;line-height:1.45}.dsa-study-plan-preview a>small{margin-top:auto;display:flex;align-items:center;gap:4px;color:var(--text-secondary);font-size:7.5px}.dsa-study-plan-note{margin:10px 0 0;display:flex;align-items:center;gap:6px;color:var(--muted);font-size:8px;line-height:1.45}.dsa-study-plan-note svg{flex:none;color:var(--accent)}@media (max-width:1180px){.dsa-preview-filters{grid-template-columns:minmax(200px,1.4fr) repeat(2,minmax(120px,1fr))}.dsa-preview-filters .search{grid-column:span 2}.dsa-company-quick-links>div:last-child{grid-template-columns:repeat(3,minmax(0,1fr))}.dsa-company-quick-links>div:last-child>a:nth-child(3){border-right:0}.dsa-company-quick-links>div:last-child>a:nth-child(-n+3){border-bottom:1px solid var(--line)}.dsa-workspace-lower-grid{grid-template-columns:1fr;gap:0}.dsa-workspace-lower-grid>.dsa-workspace-section:first-child{border-bottom:1px solid var(--line)}}@media (max-width:900px){.dsa-workspace-layout{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:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(12px);font-size:10.5px;font-weight:700;cursor:pointer}.dsa-workspace-trigger svg{color:var(--accent)}.dsa-workspace-main{max-width:920px;margin-inline:auto;padding-top:25px}}@media (max-width:720px){.dsa-workspace-main{padding:22px 18px 55px}.dsa-workspace-section-heading{align-items:flex-start;flex-direction:column;gap:7px}.dsa-workspace-section-heading>a{align-self:flex-start}.dsa-preview-integrity{align-items:flex-start;flex-direction:column;gap:2px}.dsa-preview-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-preview-filters .search{grid-column:1/-1}.dsa-preview-table-wrap{border:0;overflow:visible}.dsa-preview-table,.dsa-preview-table tbody,.dsa-preview-table td,.dsa-preview-table th,.dsa-preview-table tr{display:block;width:100%}.dsa-preview-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.dsa-preview-table tbody{padding:9px 0;display:grid;gap:7px}.dsa-preview-table tr{padding:11px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-preview-table td,.dsa-preview-table th{min-height:28px;padding:6px 0 6px 102px;position:relative;border-bottom:1px solid var(--line)}.dsa-preview-table tr>:last-child{border-bottom:0}.dsa-preview-table td:before,.dsa-preview-table th:before{content:attr(data-label);width:94px;position:absolute;left:0;top:8px;color:var(--muted);font:710 7px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-preview-footer{border-top:1px solid var(--line);border-radius:8px}.dsa-company-quick-links>div:last-child{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-company-quick-links>div:last-child>a,.dsa-company-quick-links>div:last-child>a:nth-child(3){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-company-quick-links>div:last-child>a:nth-child(2n){border-right:0}.dsa-company-quick-links>div:last-child>a:nth-last-child(-n+2){border-bottom:0}.dsa-study-plan-preview>div:nth-child(2){grid-template-columns:1fr}.dsa-study-plan-preview>div:nth-child(2)>a{min-height:105px}}@media (max-width:480px){.dsa-workspace-main{padding-inline:13px}.dsa-preview-filters{grid-template-columns:1fr}.dsa-preview-filters .search{grid-column:1}.dsa-preview-footer{align-items:flex-start;flex-direction:column}.dsa-roadmap-preview-flow{grid-template-columns:1fr}.dsa-roadmap-preview-flow>div{min-height:54px;border-right:0;border-bottom:1px solid var(--line)}.dsa-roadmap-preview-flow>div:last-child{border-bottom:0}.dsa-roadmap-preview-flow svg{right:12px;transform:rotate(90deg)}}@media (prefers-reduced-motion:reduce){.dsa-preview-table tbody tr,.dsa-workspace-drawer li a,.dsa-workspace-sidebar li a{transition:none}}.dsa-database-main{max-width:1272px}.dsa-database-header{margin-bottom:20px;padding:4px 0 21px;border-bottom:1px solid var(--line)}.dsa-database-header>div{max-width:850px}.dsa-database-header>div>span{color:var(--accent);font:750 8.5px var(--font-mono);text-transform:uppercase;letter-spacing:.1em}.dsa-database-header>div>div{margin:7px 0 6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.dsa-database-header h1{margin:0;font-size:clamp(28px,3vw,38px);line-height:1.08;letter-spacing:-.045em}.dsa-database-header small{padding:4px 7px;border:1px solid var(--line);border-radius:99px;color:var(--muted);background:var(--surface);font:690 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.05em}.dsa-database-header p{max-width:760px;margin:0;color:var(--text-secondary);font-size:12px;line-height:1.55}.dsa-database-header>div>strong{margin-top:8px;display:block;color:var(--muted);font-size:8.5px;font-weight:650}.dsa-question-database{min-width:0}.dsa-browser-stats{margin-bottom:10px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-browser-stats article{min-height:67px;padding:11px 14px;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line);box-shadow:inset 2px 0 transparent}.dsa-browser-stats article:last-child{border-right:0}.dsa-browser-stats article.easy{box-shadow:inset 2px 0 var(--line-strong)}.dsa-browser-stats article.medium{box-shadow:inset 2px 0 var(--amber)}.dsa-browser-stats article.hard{box-shadow:inset 2px 0 var(--advanced)}.dsa-browser-stats span{color:var(--muted);font:720 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-browser-stats strong{margin-top:4px;font-size:20px;line-height:1}.dsa-database-integrity{min-height:36px;padding:8px 11px;display:flex;align-items:center;gap:9px;border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-bottom:0;border-radius:8px 8px 0 0;color:var(--text-secondary);background:var(--accent-soft);font-size:8.5px}.dsa-database-integrity strong{flex:none;color:var(--text);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-database-filters{padding:10px;display:grid;grid-template-columns:minmax(220px,1.6fr) repeat(4,minmax(112px,.72fr)) auto;align-items:end;gap:7px;border:1px solid var(--line);background:var(--surface)}.dsa-database-integrity+.dsa-database-filters{border-radius:0}.dsa-question-database:not(:has(.dsa-database-integrity)) .dsa-database-filters{border-radius:8px 8px 0 0}.dsa-database-filters label{min-width:0;display:grid;gap:5px}.dsa-database-filters label>span:first-child,.dsa-database-pagination label>span{color:var(--muted);font:720 7px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-database-filters input,.dsa-database-filters select,.dsa-database-pagination select{width:100%;min-width:0;min-height:36px;padding:0 9px;border:1px solid var(--line-strong);border-radius:6px;color:var(--text);background:var(--bg);font-size:9.5px}.dsa-database-filters .field-with-icon input{padding-left:31px}.dsa-database-filters .field-with-icon svg{top:11px;left:10px}.dsa-filter-reset{min-height:36px;padding:0 10px;display:inline-flex;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line-strong);border-radius:6px;color:var(--text-secondary);background:var(--bg);font-size:8.5px;font-weight:700;cursor:pointer}.dsa-filter-reset:hover:not(:disabled){color:var(--accent);border-color:var(--accent)}.dsa-filter-reset:disabled{color:var(--muted);opacity:.55;cursor:not-allowed}.dsa-topic-quick-filters{padding:8px 10px;border:1px solid var(--line);border-top:0;background:var(--surface)}.dsa-topic-quick-filters details>div,.dsa-topic-quick-filters>div{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.dsa-database-results button,.dsa-topic-quick-filters button,.dsa-topic-quick-filters summary{min-height:25px;padding:4px 8px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--bg);font-size:8px;font-weight:680;cursor:pointer;list-style:none}.dsa-topic-quick-filters button span{color:var(--muted);font-size:7px}.dsa-topic-quick-filters button.active{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 42%,var(--line));background:var(--accent-soft)}.dsa-topic-quick-filters summary::-webkit-details-marker{display:none}.dsa-topic-quick-filters details[open]{width:100%}.dsa-topic-quick-filters details[open] summary{margin-bottom:6px}.dsa-database-results{min-height:40px;padding:8px 10px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-inline:1px solid var(--line);color:var(--muted);background:var(--surface);font-size:8.5px}.dsa-database-results>span strong{color:var(--text)}.dsa-database-results>div{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}.dsa-database-results button{min-height:23px;color:var(--accent);background:var(--accent-soft)}.dsa-database-results button span{font-size:11px}.dsa-browser-table-wrap{border:1px solid var(--line);border-radius:0 0 8px 8px;overflow:hidden}.dsa-browser-table{width:100%;border-collapse:collapse;table-layout:fixed;background:var(--surface);font-size:9px}.dsa-browser-table td,.dsa-browser-table th{min-width:0;padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;overflow-wrap:anywhere}.dsa-browser-table thead th{color:var(--muted);background:var(--surface-2);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-browser-table thead th:first-child{width:34%}.dsa-browser-table thead th:nth-child(2){width:16%}.dsa-browser-table thead th:nth-child(3){width:14%}.dsa-browser-table thead th:nth-child(4){width:13%}.dsa-browser-table thead th:nth-child(5){width:23%}.dsa-browser-table.taxonomy-hidden thead th:first-child{width:46%}.dsa-browser-table.taxonomy-hidden thead th:nth-child(2){width:22%}.dsa-browser-table.taxonomy-hidden thead th:nth-child(3){width:19%}.dsa-browser-table.taxonomy-hidden thead th:nth-child(4){width:13%}.dsa-browser-table tbody tr:last-child>*{border-bottom:0}.dsa-browser-table tbody tr:hover{background:var(--surface-2)}.dsa-browser-table tbody th small,.dsa-browser-table tbody th strong{display:block}.dsa-browser-table tbody th strong{color:var(--text);font-size:9.5px;line-height:1.4}.dsa-browser-table tbody th small{margin-top:2px;color:var(--accent);font:680 7px var(--font-mono);text-transform:uppercase}.dsa-browser-table thead th{white-space:nowrap;overflow-wrap:normal;word-break:normal}.dsa-browser-table thead th:nth-child(4){letter-spacing:.03em}.dsa-browser-question-link{display:inline-flex;align-items:center;gap:5px;color:var(--text)}.dsa-browser-question-link svg{flex:none;color:var(--muted)}.dsa-browser-question-link:hover strong{color:var(--accent)}.dsa-browser-companies,.dsa-browser-topics{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.dsa-browser-companies a{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-weight:710}.dsa-browser-companies>span:not(.muted),.dsa-browser-topics>span{color:var(--muted);font-size:7.5px}.dsa-browser-topics button{padding:3px 6px;border:1px solid var(--line);border-radius:99px;color:var(--text-secondary);background:var(--surface-2);font-size:7.5px;cursor:pointer}.dsa-browser-topics button:hover{color:var(--accent);border-color:var(--accent)}.dsa-browser-table .muted{color:var(--muted);font-size:8px}.dsa-database-empty{min-height:190px;padding:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:0 0 8px 8px;color:var(--muted);background:var(--surface);text-align:center}.dsa-database-empty>svg{margin-bottom:9px;color:var(--accent)}.dsa-database-empty strong{color:var(--text);font-size:12px}.dsa-database-empty p{margin:5px 0 12px;font-size:9px}.dsa-database-pagination{min-height:50px;margin-top:9px;padding:7px 9px;display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-database-pagination label{display:flex;align-items:center;gap:8px}.dsa-database-pagination select{width:67px;min-height:32px}.dsa-database-pagination>div{display:flex;align-items:center;gap:8px}.dsa-database-pagination button{min-height:32px;padding:0 9px;display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:6px;color:var(--text-secondary);background:var(--bg);font-size:8.5px;font-weight:700;cursor:pointer}.dsa-database-pagination button:disabled{color:var(--muted);opacity:.5;cursor:not-allowed}.dsa-database-pagination>div>span{color:var(--muted);font:700 8px var(--font-mono)}.dsa-question-database.preview .dsa-database-results{border-top:0}.dsa-question-database.preview .dsa-browser-table-wrap{border-radius:0 0 8px 8px}.dsa-company-directory-toolbar{margin-bottom:11px;display:flex;align-items:end;justify-content:space-between;gap:15px}.dsa-company-directory-toolbar label{width:min(390px,100%);display:grid;gap:5px}.dsa-company-directory-toolbar label>span:first-child{color:var(--muted);font:720 7px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-company-directory-toolbar input{width:100%;min-height:38px;padding:0 10px 0 33px;border:1px solid var(--line-strong);border-radius:7px;color:var(--text);background:var(--surface);font-size:9.5px}.dsa-company-directory-toolbar>span{color:var(--muted);font-size:8.5px}.dsa-company-directory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-company-directory-grid>a{min-width:0;min-height:92px;padding:13px;display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:9px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-company-directory-grid>a:nth-child(4n){border-right:0}.dsa-company-directory-grid>a:nth-last-child(-n+4){border-bottom:0}.dsa-company-directory-grid>a:hover{background:var(--surface-2)}.dsa-company-directory-grid>a>span{width:34px;height:34px;display:grid;place-items:center;border-radius:7px;color:var(--accent);background:var(--accent-soft);font:740 8px var(--font-mono)}.dsa-company-directory-grid>a>div{min-width:0}.dsa-company-directory-grid small,.dsa-company-directory-grid strong{display:block}.dsa-company-directory-grid strong{color:var(--text);font-size:10px}.dsa-company-directory-grid small{margin-top:3px;color:var(--accent);font-size:7.5px}.dsa-company-directory-grid p{margin:3px 0 0;color:var(--muted);font-size:7.5px}.dsa-company-directory-grid svg{color:var(--muted)}@media (max-width:1180px){.dsa-database-filters{grid-template-columns:minmax(220px,1.5fr) repeat(2,minmax(120px,1fr))}.dsa-database-filters .search{grid-column:span 2}.dsa-company-directory-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.dsa-company-directory-grid>a,.dsa-company-directory-grid>a:nth-child(4n){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-company-directory-grid>a:nth-child(3n){border-right:0}.dsa-company-directory-grid>a:nth-last-child(-n+2){border-bottom:0}}@media (max-width:720px){.dsa-database-header{padding-top:0}.dsa-database-header>div>div{align-items:flex-start;flex-direction:column;gap:6px}.dsa-browser-stats{grid-template-columns:1fr 1fr}.dsa-browser-stats article:nth-child(2){border-right:0}.dsa-browser-stats article:nth-child(-n+2){border-bottom:1px solid var(--line)}.dsa-database-integrity{align-items:flex-start;flex-direction:column;gap:2px}.dsa-database-filters{grid-template-columns:1fr 1fr}.dsa-database-filters .search{grid-column:1/-1}.dsa-filter-reset{align-self:end}.dsa-topic-quick-filters>div{flex-wrap:nowrap;overflow-x:auto;padding-bottom:3px}.dsa-topic-quick-filters button,.dsa-topic-quick-filters details{flex:none}.dsa-database-results{align-items:flex-start;flex-direction:column}.dsa-database-results>div{justify-content:flex-start}.dsa-browser-table-wrap{border:0;overflow:visible}.dsa-browser-table,.dsa-browser-table tbody,.dsa-browser-table td,.dsa-browser-table th,.dsa-browser-table tr{display:block;width:100%}.dsa-browser-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.dsa-browser-table tbody{padding:9px 0;display:grid;gap:7px}.dsa-browser-table tr{padding:11px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-browser-table td,.dsa-browser-table th{min-height:28px;padding:6px 0 6px 95px;position:relative;border-bottom:1px solid var(--line)}.dsa-browser-table tr>:last-child{border-bottom:0}.dsa-browser-table td:before,.dsa-browser-table th:before{content:attr(data-label);width:87px;position:absolute;left:0;top:8px;color:var(--muted);font:710 7px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-database-pagination{align-items:flex-start;flex-direction:column;gap:8px}.dsa-database-pagination>div{width:100%;justify-content:space-between}.dsa-company-directory-toolbar{align-items:flex-start;flex-direction:column}.dsa-company-directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-company-directory-grid>a,.dsa-company-directory-grid>a:nth-child(3n){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-company-directory-grid>a:nth-child(2n){border-right:0}.dsa-company-directory-grid>a:nth-last-child(-n+2){border-bottom:0}}@media (max-width:480px){.dsa-database-filters{grid-template-columns:1fr}.dsa-database-filters .search{grid-column:1}.dsa-filter-reset{width:100%}.dsa-company-directory-grid{grid-template-columns:1fr}.dsa-company-directory-grid>a,.dsa-company-directory-grid>a:nth-child(2n),.dsa-company-directory-grid>a:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.dsa-company-directory-grid>a:last-child{border-bottom:0}}.dsa-roadmap-experience{min-width:0}.dsa-roadmap-start{min-height:42px;margin-bottom:10px;padding:8px 11px;display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-radius:8px;color:var(--text-secondary);background:var(--accent-soft);font-size:9px}.dsa-roadmap-start>div{display:flex;align-items:center;gap:8px}.dsa-roadmap-start svg{flex:none;color:var(--accent)}.dsa-roadmap-start strong{color:var(--text)}.dsa-roadmap-start button{padding:0;display:inline-flex;align-items:center;gap:5px;border:0;color:var(--accent);background:transparent;font-size:8.5px;font-weight:730;cursor:pointer}.dsa-roadmap-toolbar{min-height:69px;padding:11px 13px;display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--line);border-radius:9px 9px 0 0;background:var(--surface)}.dsa-roadmap-toolbar>div:first-child>span{color:var(--accent);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-toolbar h2{margin:3px 0 2px;font-size:16px;letter-spacing:-.025em}.dsa-roadmap-toolbar small{color:var(--muted);font-size:8px}.dsa-roadmap-toolbar-actions{display:flex;align-items:center;gap:9px}.dsa-roadmap-toolbar-actions>a{display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:8.5px;font-weight:710}.dsa-roadmap-view-toggle{padding:2px;display:flex;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.dsa-roadmap-view-toggle button{min-height:29px;padding:0 8px;display:inline-flex;align-items:center;gap:5px;border:0;border-radius:5px;color:var(--muted);background:transparent;font-size:8px;font-weight:700;cursor:pointer}.dsa-roadmap-view-toggle button.active{color:var(--text);background:var(--surface);box-shadow:var(--shadow-sm)}.dsa-roadmap-view-toggle button.active svg{color:var(--accent)}.dsa-roadmap-legend{min-height:34px;padding:7px 12px;display:flex;align-items:center;gap:13px;border-inline:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);background:var(--surface-2);font-size:7.5px}.dsa-roadmap-legend>span{display:inline-flex;align-items:center;gap:5px}.dsa-roadmap-legend i{width:7px;height:7px;border-radius:50%;background:var(--accent)}.dsa-roadmap-legend .core i{background:#557f9d}.dsa-roadmap-legend .advanced i{background:#746b9e}.dsa-roadmap-legend small{margin-left:auto;font-size:7.5px}.dsa-roadmap-workspace{min-width:0;display:grid;grid-template-columns:minmax(0,1fr);border:1px solid var(--line);border-top:0;border-radius:0 0 10px 10px;background:var(--surface);overflow:hidden}.dsa-roadmap-workspace.has-panel{grid-template-columns:minmax(0,1fr) 292px}.dsa-roadmap-canvas{min-width:0;height:min(720px,calc(100vh - 208px));min-height:610px;position:relative;border-right:0 solid var(--line);background-color:color-mix(in srgb,var(--surface) 66%,var(--bg));background-image:radial-gradient(color-mix(in srgb,var(--line-strong) 46%,transparent) .65px,transparent .65px);background-size:19px 19px;overflow:hidden;cursor:grab;touch-action:none;user-select:none}.dsa-roadmap-workspace.has-panel .dsa-roadmap-canvas{border-right-width:1px}.dsa-roadmap-canvas.dragging{cursor:grabbing}.dsa-roadmap-layer{position:absolute;inset:0 auto auto 0;transform-origin:0 0;will-change:transform}.dsa-roadmap-layer>svg{position:absolute;inset:0;overflow:visible;pointer-events:none}.dsa-roadmap-layer marker path{fill:color-mix(in srgb,var(--muted) 72%,transparent)}.dsa-roadmap-edge{fill:none;stroke:color-mix(in srgb,var(--muted) 48%,var(--line));stroke-width:1.35;marker-end:url(#dsa-roadmap-arrow);transition:stroke .15s ease,opacity .15s ease}.dsa-roadmap-edge.hovered,.dsa-roadmap-edge.selected{stroke:var(--accent);stroke-width:2;opacity:1}.dsa-roadmap-edge.faded{opacity:.24}.dsa-roadmap-node{--roadmap-level:var(--accent);padding:9px 11px;position:absolute;z-index:2;display:flex;flex-direction:column;align-items:stretch;justify-content:center;border:1px solid var(--line-strong);border-radius:8px;box-shadow:inset 3px 0 var(--roadmap-level),var(--shadow-sm);color:var(--text);background:var(--surface);text-align:left;cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease,opacity .15s ease,transform .15s ease,background-color .15s ease}.dsa-roadmap-node.core{--roadmap-level:#557f9d}.dsa-roadmap-node.advanced{--roadmap-level:#746b9e}.dsa-roadmap-node.highlighted,.dsa-roadmap-node:hover{border-color:color-mix(in srgb,var(--roadmap-level) 48%,var(--line));box-shadow:inset 3px 0 var(--roadmap-level),0 5px 15px rgba(16,18,15,.09);transform:translateY(-1px)}.dsa-roadmap-node.selected{border-color:var(--roadmap-level);background:color-mix(in srgb,var(--roadmap-level) 8%,var(--surface));box-shadow:inset 3px 0 var(--roadmap-level),0 0 0 2px color-mix(in srgb,var(--roadmap-level) 15%,transparent),var(--shadow)}.dsa-roadmap-node.faded:not(.highlighted){opacity:.42}.dsa-roadmap-node strong{font-size:10px;line-height:1.25;letter-spacing:-.01em}.dsa-roadmap-node>span{margin-top:5px;display:flex;align-items:center;justify-content:space-between;gap:7px;color:var(--muted);font:690 6.8px var(--font-mono);text-transform:uppercase;letter-spacing:.055em}.dsa-roadmap-node small{padding:2px 4px;border-radius:99px;color:color-mix(in srgb,var(--roadmap-level) 84%,var(--text));background:color-mix(in srgb,var(--roadmap-level) 10%,var(--surface));font-size:6.5px}.dsa-roadmap-canvas-controls{position:absolute;left:12px;bottom:12px;z-index:5;display:flex;border:1px solid var(--line-strong);border-radius:7px;background:color-mix(in srgb,var(--surface) 94%,transparent);box-shadow:var(--shadow-sm);overflow:hidden;backdrop-filter:blur(10px)}.dsa-roadmap-canvas-controls button{width:34px;height:34px;display:grid;place-items:center;border:0;border-right:1px solid var(--line);color:var(--text-secondary);background:transparent;cursor:pointer}.dsa-roadmap-canvas-controls button:last-child{border-right:0}.dsa-roadmap-canvas-controls button:hover{color:var(--accent);background:var(--surface-2)}.dsa-roadmap-viewport-readout{position:absolute;right:12px;bottom:13px;z-index:5;padding:5px 7px;border:1px solid var(--line);border-radius:5px;color:var(--muted);background:color-mix(in srgb,var(--surface) 94%,transparent);font:690 7px var(--font-mono)}.dsa-roadmap-topic-panel{max-height:min(720px,calc(100vh - 208px));min-height:610px;padding:16px;display:flex;flex-direction:column;background:var(--surface);overflow-y:auto}.dsa-roadmap-topic-panel header{padding-bottom:13px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line)}.dsa-roadmap-topic-panel header span{color:var(--accent);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-topic-panel h2{margin:5px 0 0;font-size:19px;line-height:1.15;letter-spacing:-.035em}.dsa-roadmap-topic-panel header button{width:30px;height:30px;display:grid;place-items:center;flex:none;border:1px solid var(--line);border-radius:6px;color:var(--muted);background:var(--bg);cursor:pointer}.dsa-roadmap-topic-panel>p{margin:13px 0 3px;color:var(--text-secondary);font-size:9.5px;line-height:1.6}.dsa-roadmap-topic-panel section{padding-top:15px}.dsa-roadmap-topic-panel h3{margin:0 0 8px;color:var(--muted);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-roadmap-topic-panel ul{margin:0;padding-left:17px;color:var(--text-secondary);font-size:8.5px;line-height:1.65}.dsa-roadmap-topic-panel li::marker{color:var(--accent)}.dsa-roadmap-panel-links{display:flex;gap:5px;flex-wrap:wrap}.dsa-roadmap-panel-links button{min-height:27px;padding:4px 7px;display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:6px;color:var(--text-secondary);background:var(--bg);font-size:7.5px;font-weight:680;cursor:pointer}.dsa-roadmap-panel-links button:hover{color:var(--accent);border-color:var(--accent)}.dsa-roadmap-start-label{color:var(--accent);font-size:8px;font-weight:680}.dsa-roadmap-topic-panel footer{margin-top:auto;padding-top:18px;display:grid;gap:7px}.dsa-roadmap-topic-panel footer .button{min-height:37px;justify-content:center;font-size:8.5px}.dsa-roadmap-list{margin:0;padding:13px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;list-style:none;background:color-mix(in srgb,var(--surface) 68%,var(--bg))}.dsa-roadmap-list li{min-width:0;min-height:64px;display:grid;grid-template-columns:29px minmax(0,1fr);border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-roadmap-list li>span{display:grid;place-items:center;color:var(--accent);background:var(--accent-soft);font:730 7px var(--font-mono)}.dsa-roadmap-list li.core>span{color:#557f9d;background:color-mix(in srgb,#557f9d 10%,var(--surface))}.dsa-roadmap-list li.advanced>span{color:#746b9e;background:color-mix(in srgb,#746b9e 10%,var(--surface))}.dsa-roadmap-list button{min-width:0;padding:10px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;border:0;color:var(--text);background:transparent;text-align:left;cursor:pointer}.dsa-roadmap-list button[aria-pressed=true]{background:var(--accent-soft)}.dsa-roadmap-list strong{font-size:9px}.dsa-roadmap-list small{margin-top:4px;color:var(--muted);font-size:7.5px;line-height:1.4}@media (max-width:1120px){.dsa-roadmap-workspace.has-panel{grid-template-columns:minmax(0,1fr)}.dsa-roadmap-workspace.has-panel .dsa-roadmap-canvas{border-right:0;border-bottom:1px solid var(--line)}.dsa-roadmap-topic-panel{width:100%;max-height:none;min-height:0;padding:14px}.dsa-roadmap-topic-panel footer{margin-top:18px;grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:980px){.dsa-roadmap-canvas{height:660px;min-height:570px}}@media (max-width:720px){.dsa-roadmap-start,.dsa-roadmap-toolbar{align-items:flex-start;flex-direction:column}.dsa-roadmap-start button{align-self:flex-start}.dsa-roadmap-toolbar-actions{width:100%;justify-content:space-between}.dsa-roadmap-legend{flex-wrap:wrap}.dsa-roadmap-legend small{width:100%;margin-left:0}.dsa-roadmap-canvas{height:625px;min-height:560px}.dsa-roadmap-list,.dsa-roadmap-topic-panel footer{grid-template-columns:1fr}}@media (max-width:480px){.dsa-roadmap-toolbar-actions{align-items:flex-start;flex-direction:column}.dsa-roadmap-view-toggle{width:100%}.dsa-roadmap-view-toggle button{flex:1;justify-content:center}.dsa-roadmap-canvas{height:590px;min-height:520px}.dsa-roadmap-canvas-controls{left:8px;bottom:8px}.dsa-roadmap-canvas-controls button{width:32px;height:32px}.dsa-roadmap-viewport-readout{right:8px;bottom:9px}.dsa-roadmap-topic-panel{padding:13px}}@media (prefers-reduced-motion:reduce){.dsa-roadmap-edge,.dsa-roadmap-node{transition:none}}.dsa-study-plan-page{min-width:0}.dsa-plan-selector{padding:14px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);gap:16px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-plan-selector fieldset{min-width:0;margin:0;padding:0;border:0}.dsa-plan-selector legend{margin-bottom:7px;color:var(--muted);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-plan-segments{min-width:0;padding:3px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3px;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.dsa-plan-segments button{min-width:0;min-height:49px;padding:7px 9px;display:flex;flex-direction:column;justify-content:center;border:1px solid transparent;border-radius:5px;color:var(--text-secondary);background:transparent;text-align:left;cursor:pointer}.dsa-plan-segments button small,.dsa-plan-segments button strong{display:block;overflow-wrap:anywhere}.dsa-plan-segments button strong{font-size:9.5px;line-height:1.25}.dsa-plan-segments button small{margin-top:2px;color:var(--muted);font-size:7.2px;line-height:1.3}.dsa-plan-segments button:hover{color:var(--text);background:var(--surface-2)}.dsa-plan-segments button.selected{border-color:color-mix(in srgb,var(--accent) 38%,var(--line));color:var(--text);background:var(--accent-soft);box-shadow:inset 2px 0 var(--accent)}.dsa-plan-segments button.selected small{color:color-mix(in srgb,var(--accent) 76%,var(--text))}.dsa-plan-company-context{margin-top:9px;padding:9px 11px;display:flex;align-items:flex-start;gap:7px;border:1px dashed var(--line-strong);border-radius:7px;color:var(--muted);background:var(--surface-2);font-size:8.5px;line-height:1.5}.dsa-plan-company-context svg{flex:none;color:var(--accent)}.dsa-plan-company-context strong{color:var(--text)}.dsa-plan-empty{min-height:190px;margin-top:10px;padding:26px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:13px;border:1px dashed var(--line-strong);border-radius:9px;color:var(--muted);background:color-mix(in srgb,var(--surface) 70%,var(--bg))}.dsa-plan-empty>svg{color:var(--accent)}.dsa-plan-empty strong{color:var(--text);font-size:13px}.dsa-plan-empty p{max-width:600px;margin:4px 0 0;font-size:9.5px;line-height:1.55}.dsa-plan-empty>span{display:inline-flex;align-items:center;gap:5px;font-size:8px}.dsa-plan-result{margin-top:14px}.dsa-plan-overview{border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-plan-overview-heading{min-height:114px;padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:28px}.dsa-plan-overview-summary{min-width:330px;display:grid;gap:10px}.dsa-plan-overview-heading>div:first-child>span,.dsa-plan-readiness>div>span,.dsa-plan-section-heading>div>span{color:var(--accent);font:740 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.09em}.dsa-plan-overview h2{margin:5px 0 4px;font-size:22px;letter-spacing:-.035em}.dsa-plan-overview-heading p{margin:0;color:var(--text-secondary);font-size:10px}.dsa-plan-facts{display:flex;align-items:stretch;border:1px solid var(--line);border-radius:7px;background:var(--bg);overflow:hidden}.dsa-plan-facts>span{min-width:88px;padding:9px 11px;display:grid;grid-template-columns:auto 1fr;align-items:center;column-gap:5px;border-right:1px solid var(--line);color:var(--muted);font-size:7.5px}.dsa-plan-facts>span:last-child{border-right:0}.dsa-plan-facts svg{grid-row:span 2;color:var(--accent)}.dsa-plan-facts strong{color:var(--text);font-size:13px}.dsa-plan-goal{padding:11px 18px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;border-top:1px solid var(--line);background:var(--surface-2)}.dsa-plan-goal>strong{color:var(--accent);font:740 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-plan-goal p{margin:0;color:var(--text-secondary);font-size:9px;line-height:1.5}.dsa-plan-goal small{color:var(--muted);font-size:7.5px}.dsa-plan-timeline{padding:12px 18px 15px;border-top:1px solid var(--line)}.dsa-plan-timeline>span{color:var(--muted);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-plan-timeline ol{margin:8px 0 0;padding:0;display:flex;align-items:stretch;list-style:none}.dsa-plan-timeline li{min-width:0;flex:1;display:flex;align-items:center}.dsa-plan-timeline li>svg{flex:none;margin-inline:5px;color:var(--line-strong)}.dsa-plan-timeline a{min-width:0;min-height:53px;padding:8px 9px;flex:1;display:grid;grid-template-columns:auto 1fr;column-gap:7px;border:1px solid var(--line);border-radius:6px;color:var(--text);background:var(--bg)}.dsa-plan-timeline a:hover{border-color:color-mix(in srgb,var(--accent) 40%,var(--line));background:var(--accent-soft)}.dsa-plan-timeline a small{grid-row:1/3;color:var(--accent);font:730 7px var(--font-mono)}.dsa-plan-timeline a strong{min-width:0;overflow:hidden;font-size:8.5px;white-space:nowrap;text-overflow:ellipsis}.dsa-plan-timeline a span{color:var(--muted);font-size:7px}.dsa-plan-schedule{margin-top:34px}.dsa-plan-section-heading{margin-bottom:18px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.dsa-plan-section-heading h2{margin:5px 0 0;font-size:22px;letter-spacing:-.035em}.dsa-plan-section-heading>small{max-width:430px;color:var(--muted);font-size:8.5px;line-height:1.5;text-align:right}.dsa-plan-phase{scroll-margin-top:82px;margin-top:28px;display:grid;grid-template-columns:minmax(155px,.25fr) minmax(0,1fr);gap:20px}.dsa-plan-phase>header{padding-top:10px;position:sticky;top:80px;align-self:start}.dsa-plan-phase>header>span{color:var(--accent);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.dsa-plan-phase>header h3{margin:6px 0 5px;font-size:14px;letter-spacing:-.02em}.dsa-plan-phase>header p{margin:0;color:var(--muted);font-size:8.5px;line-height:1.55}.dsa-plan-phase>div{min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-plan-week{min-width:0;border-bottom:1px solid var(--line)}.dsa-plan-week:last-child{border-bottom:0}.dsa-plan-week>h4{margin:0}.dsa-plan-week>h4>button{width:100%;min-height:61px;padding:10px 13px;display:grid;grid-template-columns:62px minmax(0,1fr) auto 18px;align-items:center;gap:10px;border:0;color:var(--text);background:var(--surface);text-align:left;cursor:pointer}.dsa-plan-week>h4>button:hover{background:var(--surface-2)}.dsa-plan-week>h4 span{color:var(--accent);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-plan-week>h4 strong{font-size:10.5px}.dsa-plan-week>h4 small{color:var(--muted);font-size:7.5px}.dsa-plan-week>h4 svg{color:var(--muted);transition:transform .16s ease}.dsa-plan-week.open>h4 svg{color:var(--accent);transform:rotate(180deg)}.dsa-plan-week-detail{padding:15px;border-top:1px solid var(--line);background:color-mix(in srgb,var(--surface-2) 52%,var(--surface))}.dsa-plan-week-focus{margin:0 0 13px;display:flex;gap:8px;color:var(--text-secondary);font-size:9px;line-height:1.5}.dsa-plan-week-focus strong{flex:none;color:var(--accent);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-plan-week-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.dsa-plan-week-grid>section{min-width:0;padding:12px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.dsa-plan-week-detail h5{margin:0 0 9px;display:flex;align-items:center;gap:6px;color:var(--muted);font:730 7.5px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-plan-week-detail h5 svg{color:var(--accent)}.dsa-plan-focus-list,.dsa-plan-topic-list{margin:0;padding:0;list-style:none}.dsa-plan-topic-list{display:grid;gap:7px}.dsa-plan-topic-list li{padding-bottom:7px;border-bottom:1px solid var(--line)}.dsa-plan-topic-list li:last-child{padding-bottom:0;border-bottom:0}.dsa-plan-topic-list li>div{display:flex;align-items:center;justify-content:space-between;gap:8px}.dsa-plan-topic-list li>div>a{display:inline-flex;align-items:center;gap:4px;color:var(--text);font-size:9px;font-weight:700}.dsa-plan-topic-list li>div>a:hover{color:var(--accent)}.dsa-plan-topic-list .practice{margin-top:4px;display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-size:7.5px;font-weight:680}.dsa-plan-topic-list .priority{flex:none;padding:3px 5px;border:1px solid var(--line);border-radius:99px;color:var(--muted);background:var(--surface-2);font:700 6.5px var(--font-mono);text-transform:uppercase}.dsa-plan-topic-list .priority.must-know{border-color:color-mix(in srgb,var(--accent) 34%,var(--line));color:var(--accent);background:var(--accent-soft)}.dsa-plan-topic-list .priority.optional{border-style:dashed}.dsa-plan-focus-list{display:grid;gap:7px}.dsa-plan-focus-list li{padding-left:12px;position:relative;color:var(--text-secondary);font-size:8.5px;line-height:1.5}.dsa-plan-focus-list li:before{content:"";width:4px;height:4px;position:absolute;left:0;top:5px;border-radius:50%;background:var(--accent)}.dsa-plan-checkpoint{margin-top:11px;padding-top:10px;display:flex;align-items:flex-start;gap:7px;border-top:1px solid var(--line)}.dsa-plan-checkpoint>svg{flex:none;color:var(--green)}.dsa-plan-checkpoint p{margin:0;color:var(--text-secondary);font-size:8.5px;line-height:1.45}.dsa-plan-checkpoint strong{margin-bottom:3px;display:block;color:var(--text);font-size:7px;text-transform:uppercase;letter-spacing:.06em}.dsa-plan-days{margin-top:10px;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.dsa-plan-days ol{margin:0;padding:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));list-style:none}.dsa-plan-days li{min-width:0;min-height:74px;padding:7px;border-right:1px solid var(--line)}.dsa-plan-days li:last-child{border-right:0}.dsa-plan-days span{color:var(--accent);font:730 6.5px var(--font-mono);text-transform:uppercase}.dsa-plan-days p{margin:6px 0 0;color:var(--muted);font-size:7px;line-height:1.45;overflow-wrap:anywhere}.dsa-plan-alternative{margin-top:32px;padding:13px 15px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:11px;border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:8px;background:var(--accent-soft)}.dsa-plan-alternative>svg{color:var(--accent)}.dsa-plan-alternative strong{font-size:10px}.dsa-plan-alternative p{margin:3px 0 0;color:var(--text-secondary);font-size:8.5px}.dsa-plan-alternative a{display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:8.5px;font-weight:720}.dsa-plan-deprioritized{margin-top:10px;padding:15px;display:grid;grid-template-columns:minmax(180px,.35fr) minmax(0,1fr);gap:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-plan-deprioritized>div{display:flex;align-items:center;gap:7px}.dsa-plan-deprioritized svg{color:var(--muted)}.dsa-plan-deprioritized h2{margin:0;font-size:11px}.dsa-plan-deprioritized ul{margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;list-style:none}.dsa-plan-deprioritized li{padding-left:10px;position:relative;color:var(--muted);font-size:8px;line-height:1.45}.dsa-plan-deprioritized li:before{content:"–";position:absolute;left:0;color:var(--accent)}.dsa-plan-readiness{margin-top:10px;padding:20px;display:grid;grid-template-columns:minmax(215px,.65fr) minmax(0,1.35fr);gap:22px 32px;border:1px solid var(--line-strong);border-radius:9px;background:var(--surface)}.dsa-plan-readiness h2{margin:5px 0 7px;font-size:20px;line-height:1.15;letter-spacing:-.035em}.dsa-plan-readiness p{margin:0;color:var(--muted);font-size:8.5px}.dsa-plan-readiness ul{margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 13px;list-style:none}.dsa-plan-readiness li{display:flex;align-items:flex-start;gap:7px;color:var(--text-secondary);font-size:8.5px;line-height:1.45}.dsa-plan-readiness li svg{flex:none;color:var(--green)}.dsa-plan-readiness>a{grid-column:2;display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:8.5px;font-weight:720}@media (max-width:1180px){.dsa-plan-selector{grid-template-columns:1fr}.dsa-plan-overview-heading{align-items:flex-start;flex-direction:column;gap:13px}.dsa-plan-facts,.dsa-plan-overview-summary{width:100%}.dsa-plan-facts>span{flex:1}.dsa-plan-timeline ol{overflow-x:auto;padding-bottom:3px}.dsa-plan-timeline li{min-width:150px;flex:none}.dsa-plan-days ol{grid-template-columns:repeat(4,minmax(0,1fr))}.dsa-plan-days li{border-bottom:1px solid var(--line)}.dsa-plan-days li:nth-child(4n){border-right:0}.dsa-plan-days li:nth-last-child(-n+3){border-bottom:0}}@media (max-width:720px){.dsa-plan-segments.role{overflow-x:auto;grid-template-columns:repeat(3,minmax(145px,1fr));scrollbar-width:none}.dsa-plan-segments.role::-webkit-scrollbar{display:none}.dsa-plan-segments.role button{min-height:57px}.dsa-plan-empty{grid-template-columns:auto 1fr}.dsa-plan-empty>span{grid-column:2}.dsa-plan-goal{grid-template-columns:1fr;gap:5px}.dsa-plan-goal small{margin-top:2px}.dsa-plan-timeline ol{align-items:stretch;flex-direction:column;overflow:visible}.dsa-plan-timeline li{min-width:0;width:100%;align-items:stretch;flex-direction:column}.dsa-plan-timeline li>svg{margin:3px 0 3px 17px;transform:rotate(90deg)}.dsa-plan-timeline a{width:100%}.dsa-plan-section-heading{align-items:flex-start;flex-direction:column;gap:6px}.dsa-plan-section-heading>small{text-align:left}.dsa-plan-phase{grid-template-columns:1fr;gap:9px}.dsa-plan-phase>header{padding:0;position:static}.dsa-plan-phase>header p{max-width:520px}.dsa-plan-week>h4>button{grid-template-columns:54px minmax(0,1fr) 18px}.dsa-plan-week>h4 small{grid-column:2}.dsa-plan-week>h4 svg{grid-column:3;grid-row:1/3}.dsa-plan-week-grid{grid-template-columns:1fr}.dsa-plan-days ol{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-plan-days li,.dsa-plan-days li:nth-child(4n){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-plan-days li:nth-child(2n){border-right:0}.dsa-plan-days li:last-child{border-bottom:0}.dsa-plan-alternative{align-items:flex-start;grid-template-columns:auto 1fr}.dsa-plan-alternative a{grid-column:2}.dsa-plan-deprioritized,.dsa-plan-deprioritized ul,.dsa-plan-readiness{grid-template-columns:1fr}.dsa-plan-readiness>a{grid-column:1}}@media (max-width:430px){.dsa-plan-selector{padding:10px;gap:12px}.dsa-plan-segments.duration button{padding-inline:6px;text-align:center}.dsa-plan-segments.duration button small{display:none}.dsa-plan-goal,.dsa-plan-overview-heading,.dsa-plan-timeline{padding-inline:12px}.dsa-plan-facts>span{min-width:0;padding:8px;grid-template-columns:1fr}.dsa-plan-facts svg{display:none}.dsa-plan-week>h4>button{padding-inline:9px;grid-template-columns:48px minmax(0,1fr) 16px;gap:7px}.dsa-plan-week-detail{padding:10px}.dsa-plan-topic-list li>div{align-items:flex-start}.dsa-plan-days ol{grid-template-columns:1fr}.dsa-plan-days li,.dsa-plan-days li:nth-child(2n),.dsa-plan-days li:nth-child(4n){min-height:0;display:grid;grid-template-columns:43px 1fr;gap:7px;border-right:0;border-bottom:1px solid var(--line)}.dsa-plan-days li:last-child{border-bottom:0}.dsa-plan-days p{margin:0}.dsa-plan-readiness{padding:16px 13px}.dsa-plan-readiness ul{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.dsa-plan-week>h4 svg{transition:none}}.dsa-language-doc-layout .sd-lesson-kicker{margin-top:25px}.dsa-language-doc-layout .sd-lesson-header h1{margin-block:8px 10px;font-size:var(--type-reading-title)}.dsa-language-doc-layout .sd-lesson-header>p{font-size:15px;line-height:1.55}.dsa-language-doc-layout .sd-lesson-meta{margin-top:16px}.dsa-language-doc-layout .sd-article{padding-top:23px;font-size:14px;line-height:1.7}.dsa-language-doc-layout .sd-article h2{margin-top:43px;font-size:var(--type-reading-section)}.dsa-language-doc-layout .sd-article h2:first-of-type{margin-top:25px}.dsa-language-index-intro{max-width:710px}.dsa-language-choice-list{margin:20px 0 35px;border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.sd-article .dsa-language-choice-list>a{min-height:105px;padding:16px 18px;display:grid;grid-template-columns:76px minmax(0,1fr) auto;align-items:center;gap:17px;border-bottom:1px solid var(--line);color:var(--text);text-decoration:none}.sd-article .dsa-language-choice-list>a:last-child{border-bottom:0}.sd-article .dsa-language-choice-list>a:hover{background:var(--surface-2)}.dsa-language-choice-list>a>span{display:inline-flex;align-items:center;gap:5px;color:var(--accent);font:730 7px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-language-choice-list h2{margin:0 0 5px!important;padding:0!important;font-size:20px!important}.dsa-language-choice-list p{margin:0;color:var(--muted);font-size:10px;line-height:1.5}.dsa-language-choice-list>a>svg{color:var(--muted)}.dsa-language-comparison{border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-language-comparison article{padding:14px 17px;display:grid;grid-template-columns:92px minmax(0,1fr);gap:4px 16px;border-bottom:1px solid var(--line)}.dsa-language-comparison article:last-child{border-bottom:0}.dsa-language-comparison strong{grid-row:1/span 2;font-size:13px}.dsa-language-comparison p,.dsa-language-comparison small{margin:0;color:var(--text-secondary);font-size:10px;line-height:1.55}.dsa-language-actions{margin:0 0 4px;display:flex;gap:7px;flex-wrap:wrap}.sd-article .dsa-language-actions a{min-height:35px;padding:6px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;color:var(--text-secondary);background:var(--surface);font-size:8.5px;font-weight:720;text-decoration:none}.sd-article .dsa-language-actions a:hover{color:var(--accent);border-color:var(--accent)}.dsa-language-actions svg{color:var(--accent)}.dsa-language-provenance{margin:14px 0 4px;display:grid;grid-template-columns:1fr 170px;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-language-provenance>div{padding:12px 14px;display:grid;gap:3px;border-right:1px solid var(--line)}.dsa-language-provenance>div span{color:var(--muted);font:720 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.05em}.dsa-language-provenance>div strong{font-size:var(--type-meta);line-height:1.5}.dsa-language-provenance details{grid-column:1/-1;border-top:1px solid var(--line)}.dsa-language-provenance summary{min-height:44px;padding:9px 14px;color:var(--accent);font-size:var(--type-meta);font-weight:720;cursor:pointer}.dsa-language-provenance ul{margin:0;padding:0 14px 13px;display:grid;gap:9px;list-style:none}.dsa-language-provenance li{display:grid;grid-template-columns:minmax(170px,.45fr) 1fr;gap:12px}.sd-article .dsa-language-provenance a{display:inline-flex;align-items:center;gap:5px;font-size:var(--type-meta)}.dsa-language-provenance li span{color:var(--muted);font-size:var(--type-meta)}.dsa-language-lead{margin-bottom:13px!important;color:var(--muted);font-size:11px}.dsa-language-io dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-block:1px solid var(--line)}.dsa-language-io dl>div{padding:15px 15px 15px 0}.dsa-language-io dl>div+div{padding-inline:15px 0;border-left:1px solid var(--line)}.dsa-language-io dt{font-size:var(--type-small);font-weight:720}.dsa-language-io dd{margin:5px 0 0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.6}.dsa-language-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.dsa-language-code{min-width:0;margin:14px 0;border:1px solid var(--line-strong);border-radius:8px;background:#171a17;overflow:hidden}.dsa-language-quick-grid .dsa-language-code{margin:0}.dsa-language-code figcaption{min-height:39px;padding:7px 9px 7px 12px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid #343833;color:#eef0e9;background:#20241f}.dsa-language-code figcaption>div{min-width:0;display:flex;align-items:center;gap:7px}.dsa-language-code figcaption span{min-width:0;overflow:hidden;font:710 8.5px var(--font-mono);white-space:nowrap;text-overflow:ellipsis}.dsa-language-code figcaption small{padding:2px 5px;border:1px solid #3b4039;border-radius:99px;color:#aeb5aa;font:690 6.5px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-language-code figcaption button{min-width:61px;min-height:27px;padding:4px 7px;display:inline-flex;align-items:center;justify-content:center;gap:5px;border:1px solid #41463f;border-radius:5px;color:#d9ddd4;background:#282d27;font-size:7.5px;font-weight:710;cursor:pointer}.dsa-language-code figcaption button:hover{color:white;border-color:#76604f}.dsa-language-code figcaption button svg{color:#d07a48}.sd-article .dsa-language-code pre{max-width:100%;margin:0;padding:14px 16px;border:0;border-radius:0;background:#171a17;overflow-x:auto;scrollbar-width:thin}.sd-article .dsa-language-code pre:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}.sd-article .dsa-language-code pre code{display:block;width:max-content;min-width:100%;color:#e8ebe3;font-size:11px;line-height:1.62;tab-size:4}.dsa-language-code>p{margin:0!important;padding:8px 12px;border-top:1px solid #343833;color:#adb4aa!important;background:#20241f;font-size:8px!important;line-height:1.5!important}.dsa-language-section>p{max-width:760px}.dsa-language-complexity{max-width:100%;overflow-x:auto}.dsa-language-complexity table{margin-block:15px;min-width:540px}.dsa-language-complexity td:nth-child(2){width:135px;color:var(--text);font:700 9px var(--font-mono)}.dsa-language-templates{margin-top:14px;display:grid;gap:6px}.sd-article .dsa-language-template{margin:0;border-radius:7px}.sd-article .dsa-language-template summary{min-height:53px;padding:9px 12px;display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px}.dsa-language-template summary span{color:var(--text);font-size:10px;font-weight:740}.dsa-language-template summary small{color:var(--muted);font-size:8px;line-height:1.45}.dsa-language-template[open] summary{background:var(--surface-2)}.dsa-language-template>div>p{margin-bottom:7px;font-size:10px}.dsa-language-template>div>p.complexity{color:var(--muted)}.dsa-language-template nav{margin:10px 0 14px;display:flex;gap:7px;flex-wrap:wrap}.sd-article .dsa-language-template nav a{min-height:31px;padding:5px 8px;display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);border-radius:5px;color:var(--text-secondary);background:var(--bg);font-size:7.5px;font-weight:700;text-decoration:none}.sd-article .dsa-language-template nav a:hover{color:var(--accent);border-color:var(--accent)}.dsa-language-template nav svg{color:var(--accent)}.dsa-language-mistakes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-language-mistakes article{min-width:0;min-height:95px;padding:13px;display:grid;grid-template-columns:18px minmax(0,1fr);gap:8px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-language-mistakes article:nth-child(2n){border-right:0}.dsa-language-mistakes article:nth-last-child(-n+2){border-bottom:0}.dsa-language-mistakes svg{margin-top:2px;color:var(--accent)}.dsa-language-mistakes h3{margin:0 0 4px!important;font-size:10px!important}.dsa-language-mistakes p{margin:0!important;color:var(--muted);font-size:8.5px;line-height:1.5}.dsa-language-repair{margin-block:1.5rem;padding-block:1.25rem;border-block:1px solid var(--line)}.dsa-language-repair>h3{margin-top:0}.dsa-language-repair>div{gap:10px}.dsa-language-operating-grid,.dsa-language-repair>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-language-operating-grid{margin-top:28px;border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-language-operating-grid>section{padding:17px}.dsa-language-operating-grid>section+section{border-left:1px solid var(--line)}.dsa-language-operating-grid h2{margin:0 0 9px!important;display:flex;align-items:center;gap:7px;font-size:18px!important}.dsa-language-operating-grid h2>svg{color:var(--accent)}.dsa-language-operating-grid p{margin:0 0 8px!important;color:var(--muted);font-size:var(--type-meta)}.dsa-language-operating-grid ol,.dsa-language-operating-grid ul{margin:0;padding-left:20px}.dsa-language-operating-grid li{margin:6px 0;font-size:var(--type-meta);line-height:1.5}.dsa-language-exercises{margin:14px 0 24px;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);list-style:none;overflow:hidden}.dsa-language-exercises>li{min-width:0;padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-language-exercises>li:nth-child(2n){border-right:0}.dsa-language-exercises>li:last-child{grid-column:1/-1;border-right:0;border-bottom:0}.dsa-language-exercises>li>span{color:var(--accent);font:730 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-language-exercises h3{margin:5px 0!important;font-size:15px!important}.dsa-language-exercises p{margin:0!important;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.55}.dsa-language-exercises details{margin-top:10px}.dsa-language-exercises summary{min-height:44px;display:flex;align-items:center;color:var(--accent);font-size:var(--type-meta);font-weight:720;cursor:pointer}.dsa-language-exercises details p{padding-top:7px;border-top:1px solid var(--line);color:var(--muted)}.dsa-language-next{margin-top:18px;display:flex;gap:8px;flex-wrap:wrap}.sd-article .dsa-language-next a{min-height:36px;padding:6px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;color:var(--accent);background:var(--surface);font-size:8.5px;font-weight:720;text-decoration:none}.dsa-plan-goal>div{display:grid;justify-items:end;gap:5px}.dsa-plan-goal>div>small{color:var(--muted);font-size:7.5px}.dsa-plan-goal>div>a{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-size:7.5px;font-weight:700}@media (max-width:900px){.dsa-language-doc-layout{display:block}.dsa-language-doc-layout .sd-lesson-column{max-width:900px}}@media (max-width:700px){.dsa-language-doc-layout .sd-lesson-column{padding-top:25px}.dsa-language-doc-layout .sd-lesson-header h1{font-size:var(--type-reading-title)}.dsa-language-exercises,.dsa-language-io dl,.dsa-language-mistakes,.dsa-language-operating-grid,.dsa-language-quick-grid,.dsa-language-repair>div{grid-template-columns:1fr}.dsa-language-io dl>div+div{padding-inline:0;border-left:0;border-top:1px solid var(--line)}.dsa-language-io dl>div{padding-inline:0}.dsa-language-provenance{grid-template-columns:1fr}.dsa-language-provenance>div{border-right:0;border-bottom:1px solid var(--line)}.dsa-language-provenance details{grid-column:auto;border-top:0}.dsa-language-provenance li{grid-template-columns:1fr;gap:3px}.dsa-language-comparison article{grid-template-columns:1fr}.dsa-language-comparison strong{grid-row:auto}.dsa-language-mistakes article,.dsa-language-mistakes article:nth-child(2n),.dsa-language-mistakes article:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.dsa-language-mistakes article:last-child{border-bottom:0}.dsa-language-operating-grid>section+section{border-left:0;border-top:1px solid var(--line)}.dsa-language-exercises>li,.dsa-language-exercises>li:last-child,.dsa-language-exercises>li:nth-child(2n){grid-column:auto;border-right:0;border-bottom:1px solid var(--line)}.dsa-language-exercises>li:last-child{border-bottom:0}.sd-article .dsa-language-template summary{grid-template-columns:1fr;gap:3px}.dsa-plan-goal>div{justify-items:start}}@media (max-width:430px){.sd-article .dsa-language-choice-list>a{min-height:94px;padding:13px;grid-template-columns:minmax(0,1fr) auto;gap:8px}.dsa-language-choice-list>a>span{grid-column:1/-1}.dsa-language-choice-list p{font-size:9px}.dsa-language-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.sd-article .dsa-language-actions a{justify-content:center}.dsa-language-provenance li a{min-height:44px}.dsa-language-code figcaption{padding-left:9px}.dsa-language-code figcaption span{max-width:170px}.sd-article .dsa-language-code pre{padding:12px}.sd-article .dsa-language-code pre code{font-size:10.5px}.dsa-language-template>div{padding-inline:10px!important}.dsa-language-template nav{display:grid}.sd-article .dsa-language-template nav a{justify-content:space-between}}@media (prefers-reduced-motion:reduce){.dsa-language-code figcaption button{transition:none}}.python-language-guide{--python-trace-line:color-mix(in srgb,var(--accent) 28%,var(--line))}.python-module-nav{margin:18px 0 34px;border-block:1px solid var(--line)}.python-module-nav ol{margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));list-style:none}.python-module-nav li{min-width:0;border-bottom:1px solid var(--line)}.python-module-nav li:nth-child(odd){border-right:1px solid var(--line)}.python-module-nav li:nth-last-child(-n+2){border-bottom:0}.sd-article .python-module-nav a{min-height:48px;padding:9px 12px;display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:8px;color:var(--text-secondary);font-size:var(--type-meta);font-weight:700;text-decoration:none}.sd-article .python-module-nav a:hover{color:var(--accent);background:var(--surface-2)}.python-module-nav a span{color:var(--muted);font:720 var(--type-label)/1 var(--font-mono)}.python-quick-reference{margin:14px 0 38px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden}.python-quick-reference article{min-width:0;padding:15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.python-quick-reference article:nth-child(2n){border-right:0}.python-quick-reference article:nth-last-child(-n+2){border-bottom:0}.python-quick-reference h3{margin:0 0 5px!important;font-size:var(--type-body)!important}.python-quick-reference p{min-height:42px;margin:0 0 10px!important;color:var(--muted);font-size:var(--type-meta);line-height:1.5}.python-quick-reference pre{max-width:100%;margin:0 0 8px!important;padding:10px!important;overflow-x:auto}.python-quick-reference pre:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}.python-quick-reference pre code{font-size:12px}.sd-article .python-quick-reference a{min-height:44px;display:inline-flex;align-items:center;gap:5px;color:var(--accent);font-size:var(--type-meta);font-weight:720}.python-guide-module{position:relative;scroll-margin-top:18px}.python-guide-module+.python-guide-module{margin-top:54px;padding-top:8px;border-top:1px solid var(--line-strong)}.python-legacy-anchor{position:absolute;top:-12px;scroll-margin-top:18px}.python-module-position{margin:-8px 0 12px!important;color:var(--muted);font:720 var(--type-label)/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.python-guide-module>p:not(.python-module-position),.python-guide-module>ul{max-width:72ch}.python-module-contract{max-width:72ch;margin:14px 0 20px;padding:13px 15px;border-left:1px solid var(--accent);background:var(--surface-2)}.python-module-contract>p{margin:0!important;color:var(--text-secondary);font-size:var(--type-meta)}.python-module-contract>p strong{margin-right:7px;color:var(--text)}.python-module-contract ul{margin:7px 0 12px;padding-left:20px}.python-module-trace{max-width:72ch;margin:18px 0;padding:12px 14px;border:1px solid var(--line);border-radius:7px}.python-module-trace>p,.python-module-trace>strong{font-size:var(--type-meta)}.python-module-trace>p{margin:5px 0 0!important;color:var(--text-secondary);line-height:1.55}.python-module-deeper{max-width:72ch;margin:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.python-module-deeper>summary{min-height:48px;display:flex;align-items:center;color:var(--accent);font-size:var(--type-meta);font-weight:730;cursor:pointer}.python-module-deeper>p{margin:0 0 10px!important;color:var(--text-secondary);font-size:var(--type-meta)}.python-module-deeper nav{padding-bottom:12px;display:flex;flex-wrap:wrap;gap:8px 16px}.sd-article .python-module-deeper nav a{min-height:44px;display:inline-flex;align-items:center;gap:5px;font-size:var(--type-meta);text-decoration:none}.python-module-boundaries{margin:16px 0 22px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-block:1px solid var(--line)}.python-module-boundaries p{margin:0!important;padding:13px 14px 13px 0;color:var(--text-secondary);font-size:var(--type-meta);line-height:1.55}.python-module-boundaries p+p{padding-inline:14px 0;border-left:1px solid var(--line)}.python-module-boundaries strong{display:block;margin-bottom:3px;color:var(--text)}.python-language-guide .dsa-language-code pre code{font-size:14px}.python-trace-experience{margin:24px 0 34px}.python-trace-player{border:1px solid var(--line-strong);border-radius:10px;background:var(--surface);overflow:hidden}.python-trace-player>header{padding:15px 16px;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.python-trace-player>header h3{margin:0 0 4px!important;font-size:18px!important}.python-trace-player>header p{margin:0!important;color:var(--muted);font-size:var(--type-meta);line-height:1.5}.python-trace-player>header>span{flex:none;color:var(--muted);font:700 var(--type-label)/1.4 var(--font-mono)}.python-trace-preset{min-height:48px;padding:8px 16px;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--line);color:var(--text-secondary);font-size:var(--type-meta);font-weight:700}.python-trace-controls select,.python-trace-preset select{min-height:44px;padding:5px 28px 5px 8px;border:1px solid var(--line-strong);border-radius:6px;color:var(--text);background:var(--bg);font:inherit}.python-trace-stage{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}.python-trace-source{min-width:0;margin:0;padding:12px 0;border-right:1px solid var(--line);background:color-mix(in srgb,var(--surface-2) 65%,var(--bg));list-style:none;overflow-x:auto}.python-trace-source:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}.python-trace-source li{min-width:max-content;padding:5px 14px;display:grid;grid-template-columns:26px minmax(0,1fr);gap:8px;border-left:1px solid transparent;color:var(--muted)}.python-trace-source li>span{color:var(--muted);font:700 10px/1.8 var(--font-mono)}.python-trace-source li[data-active=true]{border-left-color:var(--accent);color:var(--text);background:var(--accent-soft)}.python-trace-source li[data-focus=true]{border-left-style:dashed;border-left-color:var(--warning);color:var(--text-secondary)}.python-language-guide .python-trace-source code{font-size:14px!important;line-height:1.5}.python-trace-state{min-width:0;padding:15px 16px}.python-trace-state>div{display:grid;gap:3px}.python-trace-state>div span{color:var(--accent);font:720 var(--type-label)/1.4 var(--font-mono)}.python-trace-state>div strong{font-size:var(--type-body-lg)}.python-trace-state>p{margin:10px 0 12px!important;color:var(--text-secondary);font-size:16px;line-height:1.55}.python-trace-state dl{margin:0;display:grid;gap:6px}.python-trace-state dl>div{min-width:0;padding:8px 10px;display:grid;grid-template-columns:minmax(95px,.45fr) minmax(0,1fr);gap:10px;border:1px solid var(--line);border-radius:6px;background:var(--bg)}.python-trace-state dl>div[data-cue=active]{border-color:var(--accent)}.python-trace-state dl>div[data-cue=waiting]{border-style:dashed}.python-trace-state dl>div[data-cue=returned]{border-color:var(--success)}.python-trace-state dt{color:var(--muted);font-size:16px}.python-trace-state dd{min-width:0;margin:0;color:var(--text);font:700 14px/1.45 var(--font-mono);overflow-wrap:anywhere}.python-trace-state h4{margin:0 0 8px;color:var(--muted);font-size:var(--type-label);text-transform:uppercase;letter-spacing:.045em}.python-object-view{display:grid;grid-template-columns:1fr;gap:10px}.python-object-view>section{min-width:0;padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.python-object-view p{margin:0!important;color:var(--muted);font-size:var(--type-meta)}.python-reference-row{min-height:40px;display:grid;grid-template-columns:minmax(42px,auto) minmax(54px,auto) minmax(0,1fr);align-items:center;gap:7px;border-bottom:1px solid var(--line)}.python-reference-row:last-child{border-bottom:0}.python-reference-row>span{color:var(--muted);font-size:var(--type-label)}.python-object-card code,.python-reference-row>code{color:var(--accent);font-size:14px;overflow-wrap:anywhere}.python-object-card{min-height:42px;padding:7px 9px;display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px solid var(--line);border-radius:6px}.python-object-card+.python-object-card{margin-top:6px}.python-sequence-view{display:grid;gap:8px}.python-sequence-view>section{min-width:0;padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.python-sequence-view>section[data-cue=active]{border-color:var(--accent)}.python-sequence-cells{display:flex;min-width:0;gap:4px;flex-wrap:wrap}.python-sequence-cells>span{min-width:42px;min-height:38px;padding:5px 7px;position:relative;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:5px;font:700 14px/1.2 var(--font-mono)}.python-sequence-cells small{position:absolute;top:-7px;right:3px;padding-inline:2px;color:var(--muted);background:var(--bg);font-size:9px}.python-heap-view{display:grid;gap:10px}.python-heap-view>section{padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.python-heap-array{display:flex;gap:5px;flex-wrap:wrap}.python-heap-array>span{min-height:42px;padding:6px 8px;position:relative;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:5px;font:700 13px/1.3 var(--font-mono)}.python-heap-array small{position:absolute;top:-7px;right:3px;padding-inline:2px;color:var(--muted);background:var(--bg);font-size:9px}.python-heap-view em{color:var(--muted);font-size:var(--type-meta)}.python-heap-tree{min-height:44px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px 6px;align-items:start}.python-heap-tree span{min-width:0;padding:7px 4px;border:1px solid var(--line-strong);border-radius:6px;text-align:center;font:700 12px/1.3 var(--font-mono);overflow-wrap:anywhere}.python-heap-tree span[data-index="0"]{grid-column:2/4}.python-heap-tree span[data-index="1"]{grid-column:1/3}.python-heap-tree span[data-index="2"]{grid-column:3/5}.python-frames-view dl,.python-heap-view dl{margin:0;display:grid;gap:6px}.python-frames-view dl>div,.python-heap-view dl>div{padding:7px 9px;display:grid;grid-template-columns:minmax(90px,.45fr) minmax(0,1fr);gap:8px;border:1px solid var(--line);border-radius:6px;background:var(--bg)}.python-frames-view{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}.python-frames-view>section{min-width:0;padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:var(--bg)}.python-frame-stack{display:grid;gap:6px}.python-frame-stack article{min-width:0;padding:8px 9px;display:grid;gap:3px;border:1px dashed var(--line-strong);border-radius:6px}.python-frame-stack article[data-cue=active]{border-style:solid;border-color:var(--accent)}.python-frame-stack article[data-cue=returned]{border-style:solid;border-color:var(--success)}.python-frame-stack code{font-size:14px;overflow-wrap:anywhere}.python-frame-stack p{margin:0!important;color:var(--muted);font-size:var(--type-meta)}.python-frames-view dl>div{grid-template-columns:1fr;gap:2px}.python-frames-view dd{overflow-wrap:break-word}.python-trace-controls{padding:10px 12px;display:flex;flex-wrap:wrap;align-items:center;gap:7px;border-top:1px solid var(--line)}.python-trace-controls button{min-height:44px;padding:7px 10px;display:inline-flex;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line-strong);border-radius:6px;color:var(--text-secondary);background:var(--bg);font-size:var(--type-meta);font-weight:720;cursor:pointer}.python-trace-controls button:hover:not([aria-disabled=true]){color:var(--accent);border-color:var(--accent)}.python-trace-controls button[aria-disabled=true]{opacity:.45;cursor:not-allowed}.python-trace-controls label{min-height:44px;margin-left:auto;display:flex;align-items:center;gap:7px;color:var(--muted);font-size:var(--type-meta);font-weight:700}.python-trace-contrast{margin:0!important;padding:11px 15px;border-top:1px solid var(--line);color:var(--text-secondary);background:var(--surface-2);font-size:var(--type-meta);line-height:1.55}.python-trace-contrast strong{color:var(--text)}.python-trace-transcript{margin-top:8px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.python-trace-transcript>summary{min-height:48px;padding:0 14px;display:flex;align-items:center;color:var(--accent);font-size:var(--type-meta);font-weight:730;cursor:pointer}.python-trace-transcript>section{padding:4px 15px 15px}.python-trace-transcript h3{margin:12px 0 8px!important;font-size:var(--type-body)!important}.python-trace-transcript ol{margin:0;padding-left:22px}.python-trace-transcript li{margin:10px 0}.python-trace-transcript li>p{margin:3px 0!important;color:var(--text-secondary);font-size:var(--type-meta)}.python-trace-transcript li dl{margin:4px 0}.python-trace-transcript li dl>div{display:inline-flex;gap:5px;margin-right:12px;font-size:var(--type-label)}.python-trace-transcript dt{color:var(--muted)}.python-trace-transcript dd{margin:0}@media (max-width:700px){.python-frames-view,.python-module-boundaries,.python-module-nav ol,.python-object-view,.python-quick-reference,.python-trace-stage{grid-template-columns:1fr}.python-module-nav li,.python-module-nav li:nth-child(odd),.python-module-nav li:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.python-module-nav li:last-child{border-bottom:0}.python-quick-reference article,.python-quick-reference article:nth-child(2n),.python-quick-reference article:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.python-quick-reference article:last-child{border-bottom:0}.python-quick-reference p{min-height:0}.python-module-boundaries p+p{padding-inline:0;border-left:0;border-top:1px solid var(--line)}.python-trace-player>header{display:grid;gap:8px}.python-trace-player>header>span{white-space:normal}.python-trace-source{border-right:0;border-bottom:1px solid var(--line)}.python-trace-controls button{flex:1 1 120px}.python-trace-controls label{width:100%;margin-left:0;justify-content:space-between}}@media (max-width:390px){.python-trace-player>header,.python-trace-state{padding-inline:12px}.python-trace-preset{align-items:stretch;flex-direction:column;gap:4px}.python-trace-preset select{width:100%}.python-trace-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.python-trace-controls button{width:100%}.python-trace-controls label{grid-column:1/-1}.python-trace-state dl>div{grid-template-columns:1fr;gap:2px}}@media (prefers-reduced-motion:reduce){.python-module-nav a,.python-trace-player *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.dsa-strategy-doc-layout .sd-lesson-kicker{margin-top:25px}.dsa-strategy-doc-layout .sd-lesson-header h1{margin-block:8px 10px;font-size:var(--type-reading-title)}.dsa-strategy-doc-layout .sd-lesson-header>p{max-width:760px;font-size:15px;line-height:1.55}.dsa-strategy-doc-layout .sd-lesson-meta{margin-top:16px}.dsa-strategy-doc-layout .sd-article{padding-top:23px;font-size:14px;line-height:1.7}.dsa-strategy-doc-layout .sd-article h2{margin-top:45px;font-size:var(--type-reading-section)}.dsa-strategy-doc-layout .sd-article h3{margin-top:29px;font-size:17px}.dsa-strategy-actions{margin:0 0 4px;display:flex;gap:7px;flex-wrap:wrap}.sd-article .dsa-strategy-actions a{min-height:35px;padding:6px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;color:var(--text-secondary);background:var(--surface);font-size:8.5px;font-weight:720;text-decoration:none}.sd-article .dsa-strategy-actions a:first-child{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}.sd-article .dsa-strategy-actions a:hover{border-color:var(--accent)}.dsa-interview-flow{margin:20px 0 28px!important;padding:0!important;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:13px;list-style:none}.dsa-interview-flow>li{min-width:0;margin:0!important;padding:0!important;position:relative}.sd-article .dsa-interview-flow>li>a{min-height:180px;padding:12px 9px 10px;display:flex;flex-direction:column;border-top:2px solid var(--line-strong);color:var(--text);text-decoration:none}.sd-article .dsa-interview-flow>li>a:hover{background:color-mix(in srgb,var(--surface) 66%,transparent)}.dsa-interview-flow a>span{color:var(--accent);font:740 7.5px var(--font-mono);letter-spacing:.08em}.dsa-interview-flow a>strong{margin-top:7px;font-size:12px}.dsa-interview-flow a>p{margin:7px 0 9px;color:var(--muted);font-size:8px;line-height:1.45}.dsa-interview-flow a>ul{margin:auto 0 0;padding:0;list-style:none}.dsa-interview-flow a>ul li{margin:3px 0;padding:0;color:var(--text-secondary);font-size:7.5px;line-height:1.4}.dsa-interview-flow a>ul li:before{content:"·";margin-right:4px;color:var(--accent)}.dsa-flow-arrow{position:absolute;top:23px;right:-14px;z-index:1;color:var(--muted)}.dsa-flow-arrow .mobile{display:none}.dsa-strategy-quick-review{margin:27px 0 8px;padding:20px;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--line));border-radius:10px;background:var(--accent-soft)}.dsa-strategy-quick-review header>span{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font:740 8px var(--font-mono);text-transform:uppercase;letter-spacing:.08em}.sd-article .dsa-strategy-quick-review h2{margin:7px 0 3px;padding:0;font-size:22px}.dsa-strategy-quick-review header p{margin:0;color:var(--muted);font-size:10px}.dsa-strategy-quick-review ol{margin:17px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));list-style:none;border-top:1px solid color-mix(in srgb,var(--accent) 24%,var(--line))}.dsa-strategy-quick-review li{min-height:37px;margin:0;padding:7px 9px;display:flex;align-items:center;gap:8px;border-bottom:1px solid color-mix(in srgb,var(--accent) 24%,var(--line));font-size:9px}.dsa-strategy-quick-review li:nth-child(odd){border-right:1px solid color-mix(in srgb,var(--accent) 24%,var(--line))}.dsa-strategy-quick-review li span{color:var(--accent);font:720 7px var(--font-mono)}.sd-article .dsa-strategy-quick-review blockquote{margin:15px 0 0;padding:9px 12px;background:var(--surface);font-size:13px;font-weight:710}.dsa-strategy-check-grid,.dsa-strategy-code-compare,.dsa-strategy-comparison,.dsa-strategy-workflows{margin:17px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-strategy-check-grid>section,.dsa-strategy-code-compare>figure,.dsa-strategy-comparison>article,.dsa-strategy-workflows>article{min-width:0;margin:0;padding:15px;border-right:1px solid var(--line)}.dsa-strategy-check-grid>:last-child,.dsa-strategy-code-compare>:last-child,.dsa-strategy-comparison>:last-child,.dsa-strategy-workflows>:last-child{border-right:0}.dsa-strategy-check-grid strong,.dsa-strategy-comparison header,.dsa-strategy-workflows strong{color:var(--text);font-size:10px}.dsa-strategy-check-grid ul,.dsa-strategy-comparison ul{margin:9px 0 0;font-size:9px;line-height:1.5}.dsa-strategy-check-grid p{margin:9px 0 7px;color:var(--text);font-size:10px;line-height:1.6}.dsa-strategy-check-grid small{color:var(--muted);font-size:7.5px}.dsa-strategy-comparison header{display:flex;align-items:center;gap:6px}.dsa-strategy-comparison .useful header,.dsa-strategy-comparison .useful header svg{color:var(--green)}.dsa-strategy-comparison .avoid header,.dsa-strategy-comparison .avoid header svg{color:var(--danger)}.dsa-strategy-callout{margin:16px 0;padding:13px 15px;display:grid;grid-template-columns:18px minmax(0,1fr);gap:9px;border-left:1px solid var(--line);border:1px solid var(--line);border-left-color:var(--accent);border-radius:7px;background:var(--surface)}.dsa-strategy-callout>svg{margin-top:2px;color:var(--accent)}.dsa-strategy-callout>div>strong{display:block;margin-bottom:4px;font:740 8px var(--font-mono);text-transform:uppercase;letter-spacing:.07em}.dsa-strategy-callout p{margin:0;color:var(--text-secondary);font-size:10px;line-height:1.58}.dsa-strategy-callout.rule{border-left-color:var(--green);background:var(--green-soft)}.dsa-strategy-callout.rule>svg{color:var(--green)}.dsa-strategy-callout.watch{border-left-color:var(--danger);background:var(--red-soft)}.dsa-strategy-callout.watch>svg{color:var(--danger)}.dsa-constraint-guide{margin:15px 0 7px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-constraint-guide article{padding:13px;border-right:1px solid var(--line)}.dsa-constraint-guide article:last-child{border-right:0}.dsa-constraint-guide strong{color:var(--accent);font:740 9px var(--font-mono)}.dsa-constraint-guide p{margin:6px 0 0;font-size:8px;line-height:1.5}.dsa-strategy-caption{color:var(--muted);font-size:8px}.dsa-strategy-patterns{margin:15px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-strategy-patterns article{min-width:0;padding:12px 13px;display:grid;grid-template-columns:minmax(0,1fr) 140px auto;align-items:center;gap:10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-strategy-patterns article:nth-child(2n){border-right:0}.dsa-strategy-patterns article:nth-last-child(-n+2){border-bottom:0}.dsa-strategy-patterns article>span{color:var(--muted);font-size:8px;line-height:1.4}.dsa-strategy-patterns article>strong{font-size:9px}.dsa-strategy-patterns nav{display:flex;gap:4px}.sd-article .dsa-strategy-patterns nav a{min-height:28px;padding:4px 6px;display:inline-flex;align-items:center;gap:3px;border:1px solid var(--line);border-radius:4px;color:var(--text-secondary);background:var(--bg);font-size:7px;font-weight:700;text-decoration:none}.dsa-strategy-patterns nav a:hover{border-color:var(--accent)}.dsa-strategy-approach-card{margin:15px 0;padding:16px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.dsa-strategy-approach-card dl{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-strategy-approach-card dl>div{padding:10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-strategy-approach-card dl>div:nth-child(2n){border-right:0}.dsa-strategy-approach-card dl>div:nth-last-child(-n+2){border-bottom:0}.dsa-strategy-approach-card dt{color:var(--muted);font:720 7px var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.dsa-strategy-approach-card dd{margin:4px 0 0;color:var(--text);font-size:9px}.dsa-strategy-approach-card>p{margin:13px 0 0;padding:10px;border-left:1px solid var(--accent);color:var(--text);background:var(--accent-soft);font-size:10px;font-weight:650}.dsa-strategy-script-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.dsa-strategy-script-grid .dsa-strategy-callout{margin:0}.sd-article .dsa-strategy-code-compare figure{border-radius:0;background:transparent;overflow:visible}.dsa-strategy-code-compare figcaption{margin-bottom:7px;color:var(--muted);font:720 8px var(--font-mono);text-transform:uppercase}.sd-article .dsa-strategy-code-compare pre{margin:0;padding:12px;border-radius:6px}.dsa-strategy-language-links{margin:18px 0;padding:14px 15px;display:flex;align-items:center;justify-content:space-between;gap:15px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.dsa-strategy-language-links>div{display:flex;align-items:center;gap:9px}.dsa-strategy-language-links svg{color:var(--accent)}.dsa-strategy-language-links span{display:grid;gap:2px}.dsa-strategy-language-links strong{font-size:9px}.dsa-strategy-language-links small{color:var(--muted);font-size:7.5px}.dsa-strategy-language-links nav{display:flex;gap:6px}.sd-article .dsa-strategy-language-links a{min-height:31px;padding:5px 8px;display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:5px;color:var(--text-secondary);background:var(--bg);font-size:7.5px;font-weight:700;text-decoration:none}.dsa-strategy-trace{max-width:100%;overflow-x:auto}.dsa-strategy-trace table{min-width:520px}.dsa-strategy-anti-patterns,.dsa-strategy-bug-list{margin:15px 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-strategy-anti-patterns span,.dsa-strategy-bug-list span{min-height:42px;padding:8px 10px;display:flex;align-items:center;gap:7px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:8px;line-height:1.4}.dsa-strategy-anti-patterns span:nth-child(3n),.dsa-strategy-bug-list span:nth-child(3n){border-right:0}.dsa-strategy-anti-patterns span:nth-last-child(-n+3),.dsa-strategy-bug-list span:nth-last-child(-n+3){border-bottom:0}.dsa-strategy-bug-list i{width:12px;height:12px;flex:0 0 auto;border:1px solid var(--line-strong);border-radius:3px}.dsa-strategy-anti-patterns svg{flex:0 0 auto;color:var(--danger)}.dsa-recovery-ladder{margin:16px 0!important;padding:0!important;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));list-style:none;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-recovery-ladder li{min-width:0;min-height:100px;margin:0!important;padding:11px 9px!important;position:relative;border-right:1px solid var(--line)}.dsa-recovery-ladder li:last-child{border-right:0}.dsa-recovery-ladder li>span{color:var(--accent);font:740 7px var(--font-mono)}.dsa-recovery-ladder li p{margin:7px 0 0;font-size:8px;line-height:1.4}.dsa-recovery-ladder li svg{position:absolute;right:-8px;bottom:8px;z-index:2;color:var(--muted)}.dsa-strategy-inline-links{margin:12px 0;display:flex;flex-wrap:wrap;gap:5px}.sd-article .dsa-strategy-inline-links a{min-height:29px;padding:4px 7px;display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:5px;color:var(--text-secondary);background:var(--bg);font-size:7.5px;font-weight:700;text-decoration:none}.dsa-strategy-followups{margin:14px 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow:hidden}.dsa-strategy-followups span{padding:12px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:8.5px}.dsa-strategy-followups span:nth-child(2n){border-right:0}.dsa-strategy-followups span:nth-last-child(-n+2){border-bottom:0}.dsa-strategy-timing{margin:16px 0!important;padding:0!important;list-style:none;border-top:1px solid var(--line)}.dsa-strategy-timing li{min-height:58px;margin:0!important;padding:10px 0!important;display:grid;grid-template-columns:90px minmax(0,1fr);gap:15px;border-bottom:1px solid var(--line)}.dsa-strategy-timing time{color:var(--accent);font:740 8px var(--font-mono)}.dsa-strategy-timing strong{font-size:10px}.dsa-strategy-timing p{margin:3px 0 0;color:var(--muted);font-size:8.5px}.dsa-strategy-walkthrough{margin:17px 0!important;padding:0!important;list-style:none;border-left:1px solid var(--line-strong)}.dsa-strategy-walkthrough li{margin:0!important;padding:0 0 13px 17px!important;display:grid;grid-template-columns:28px minmax(0,1fr);gap:9px;position:relative}.dsa-strategy-walkthrough li:before{content:"";width:7px;height:7px;position:absolute;left:-4px;top:5px;border:1px solid var(--accent);border-radius:50%;background:var(--bg)}.dsa-strategy-walkthrough li>span{color:var(--accent);font:720 7px var(--font-mono)}.dsa-strategy-walkthrough strong{font-size:9px}.dsa-strategy-walkthrough p{margin:2px 0 0;font-size:9px;line-height:1.5}.dsa-strategy-workflows article:first-child{background:var(--red-soft)}.dsa-strategy-workflows article:last-child{background:var(--green-soft)}.dsa-strategy-workflows p{margin:7px 0 0;font-size:9px;line-height:1.55}.dsa-strategy-mini-checklist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.dsa-strategy-mini-checklist section{padding:14px;border-right:1px solid var(--line)}.dsa-strategy-mini-checklist section:last-child{border-right:0}.dsa-strategy-mini-checklist strong{font-size:9px}.dsa-strategy-mini-checklist ul{margin:8px 0 0;padding-left:16px;font-size:8px;line-height:1.5}.dsa-strategy-ending{margin-top:20px;display:flex;gap:8px;flex-wrap:wrap}.sd-article .dsa-strategy-ending a{min-height:37px;padding:7px 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:6px;color:var(--accent);background:var(--surface);font-size:8.5px;font-weight:720;text-decoration:none}@media (max-width:900px){.dsa-strategy-doc-layout{display:block}.dsa-strategy-doc-layout .sd-lesson-column{max-width:900px}.dsa-interview-flow{grid-template-columns:repeat(3,minmax(0,1fr))}.dsa-interview-flow>li:nth-child(3) .dsa-flow-arrow{display:none}.dsa-recovery-ladder{grid-template-columns:repeat(4,minmax(0,1fr))}.dsa-recovery-ladder li:nth-child(4){border-right:0}.dsa-recovery-ladder li:nth-child(-n+4){border-bottom:1px solid var(--line)}}@media (max-width:700px){.dsa-strategy-doc-layout .sd-lesson-column{padding-top:25px}.dsa-strategy-doc-layout .sd-lesson-header h1{font-size:var(--type-reading-title)}.dsa-interview-flow{grid-template-columns:1fr;gap:0}.sd-article .dsa-interview-flow>li>a{min-height:0;padding:12px;display:grid;grid-template-columns:30px 105px minmax(0,1fr);align-items:start;gap:7px;border-top:0;border-left:2px solid var(--line-strong)}.dsa-interview-flow a>p,.dsa-interview-flow a>strong{margin:0}.dsa-interview-flow a>ul{grid-column:2/-1;margin:1px 0 0;display:flex;flex-wrap:wrap;gap:3px 10px}.dsa-flow-arrow{position:static;height:18px;display:grid;place-items:center}.dsa-flow-arrow .desktop{display:none}.dsa-flow-arrow .mobile{display:block}.dsa-strategy-check-grid,.dsa-strategy-code-compare,.dsa-strategy-comparison,.dsa-strategy-followups,.dsa-strategy-patterns,.dsa-strategy-quick-review ol,.dsa-strategy-script-grid,.dsa-strategy-workflows{grid-template-columns:1fr}.dsa-strategy-check-grid>*,.dsa-strategy-code-compare>*,.dsa-strategy-comparison>*,.dsa-strategy-quick-review li:nth-child(odd),.dsa-strategy-workflows>*{border-right:0}.dsa-strategy-check-grid>*,.dsa-strategy-code-compare>*,.dsa-strategy-comparison>*,.dsa-strategy-workflows>*{border-bottom:1px solid var(--line)}.dsa-strategy-check-grid>:last-child,.dsa-strategy-code-compare>:last-child,.dsa-strategy-comparison>:last-child,.dsa-strategy-workflows>:last-child{border-bottom:0}.dsa-constraint-guide{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-constraint-guide article:nth-child(2){border-right:0}.dsa-constraint-guide article:nth-child(-n+2){border-bottom:1px solid var(--line)}.dsa-strategy-patterns article,.dsa-strategy-patterns article:nth-child(2n),.dsa-strategy-patterns article:nth-last-child(-n+2){grid-template-columns:minmax(0,1fr) 110px auto;border-right:0;border-bottom:1px solid var(--line)}.dsa-strategy-patterns article:last-child{border-bottom:0}.dsa-strategy-language-links{align-items:flex-start;flex-direction:column}.dsa-strategy-language-links nav{width:100%}.sd-article .dsa-strategy-language-links a{flex:1;justify-content:center}.dsa-strategy-anti-patterns,.dsa-strategy-bug-list{grid-template-columns:repeat(2,minmax(0,1fr))}.dsa-strategy-anti-patterns span,.dsa-strategy-anti-patterns span:nth-child(3n),.dsa-strategy-bug-list span,.dsa-strategy-bug-list span:nth-child(3n){border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.dsa-strategy-anti-patterns span:nth-child(2n),.dsa-strategy-bug-list span:nth-child(2n){border-right:0}.dsa-strategy-anti-patterns span:nth-last-child(-n+3),.dsa-strategy-bug-list span:nth-last-child(-n+3){border-bottom:1px solid var(--line)}.dsa-strategy-anti-patterns span:last-child,.dsa-strategy-anti-patterns span:nth-last-child(2),.dsa-strategy-bug-list span:last-child{border-bottom:0}.dsa-recovery-ladder{grid-template-columns:1fr}.dsa-recovery-ladder li,.dsa-recovery-ladder li:nth-child(-n+4),.dsa-recovery-ladder li:nth-child(4){min-height:48px;display:grid;grid-template-columns:24px minmax(0,1fr);align-items:center;border-right:0;border-bottom:1px solid var(--line)}.dsa-recovery-ladder li:last-child{border-bottom:0}.dsa-recovery-ladder li p{margin:0}.dsa-recovery-ladder li svg{right:8px;bottom:-10px;transform:rotate(90deg)}.dsa-strategy-mini-checklist{grid-template-columns:1fr}.dsa-strategy-mini-checklist section{border-right:0;border-bottom:1px solid var(--line)}.dsa-strategy-mini-checklist section:last-child{border-bottom:0}}@media (max-width:430px){.dsa-strategy-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.sd-article .dsa-strategy-actions a{justify-content:center}.dsa-strategy-quick-review{padding:14px}.sd-article .dsa-interview-flow>li>a{grid-template-columns:25px 88px minmax(0,1fr);padding-inline:8px}.dsa-constraint-guide,.dsa-strategy-anti-patterns,.dsa-strategy-bug-list{grid-template-columns:1fr}.dsa-constraint-guide article,.dsa-constraint-guide article:nth-child(-n+2),.dsa-constraint-guide article:nth-child(2),.dsa-strategy-anti-patterns span,.dsa-strategy-anti-patterns span:nth-child(2n),.dsa-strategy-anti-patterns span:nth-child(3n),.dsa-strategy-bug-list span,.dsa-strategy-bug-list span:nth-child(2n),.dsa-strategy-bug-list span:nth-child(3n){border-right:0;border-bottom:1px solid var(--line)}.dsa-constraint-guide article:last-child,.dsa-strategy-anti-patterns span:last-child,.dsa-strategy-bug-list span:last-child{border-bottom:0}.dsa-strategy-patterns article,.dsa-strategy-patterns article:nth-child(2n),.dsa-strategy-patterns article:nth-last-child(-n+2){grid-template-columns:1fr;gap:5px}.dsa-strategy-patterns nav{justify-content:stretch}.sd-article .dsa-strategy-patterns nav a{flex:1;justify-content:center}.dsa-strategy-approach-card dl{grid-template-columns:1fr}.dsa-strategy-approach-card dl>div,.dsa-strategy-approach-card dl>div:nth-child(2n),.dsa-strategy-approach-card dl>div:nth-last-child(-n+2){border-right:0;border-bottom:1px solid var(--line)}.dsa-strategy-approach-card dl>div:last-child{border-bottom:0}.dsa-strategy-ending,.dsa-strategy-language-links nav{display:grid}.dsa-strategy-timing li{grid-template-columns:76px minmax(0,1fr);gap:8px}}@media (prefers-reduced-motion:reduce){.sd-article .dsa-interview-flow>li>a{transition:none}}.dsa-roadmap-toolbar{min-height:82px;padding:14px 16px}.dsa-roadmap-legend,.dsa-roadmap-legend small,.dsa-roadmap-toolbar>div:first-child>span{font-size:var(--type-label)}.dsa-roadmap-toolbar h2{font-size:1.25rem}.dsa-roadmap-toolbar small,.dsa-roadmap-toolbar-actions>a,.dsa-roadmap-view-toggle button{font-size:var(--type-meta)}.dsa-roadmap-node{padding:11px 13px}.dsa-roadmap-node strong{font-size:var(--type-meta)}.dsa-roadmap-node small,.dsa-roadmap-node>span{font-size:.6875rem}.dsa-roadmap-topic-panel{padding:20px}.dsa-roadmap-topic-panel h3,.dsa-roadmap-topic-panel header span{font-size:var(--type-label)}.dsa-roadmap-topic-panel h2{font-size:1.5rem}.dsa-roadmap-topic-panel>p{font-size:var(--type-small);line-height:1.65}.dsa-roadmap-topic-panel ul{font-size:var(--type-meta);line-height:1.7}.dsa-roadmap-panel-links button,.dsa-roadmap-start-label,.dsa-roadmap-topic-panel footer .button{font-size:var(--type-meta)}.dsa-language-doc-layout .sd-article,.dsa-strategy-doc-layout .sd-article{font-size:var(--type-body);line-height:1.7}.dsa-language-complexity td:nth-child(2),.dsa-language-mistakes h3{font-size:var(--type-label)!important}.dsa-strategy-actions a,.dsa-strategy-ending a,.dsa-strategy-inline-links a,.sd-article .dsa-strategy-language-links a,.sd-article .dsa-strategy-patterns nav a{font-size:var(--type-meta)}.dsa-recovery-ladder li>span,.dsa-strategy-approach-card dt,.dsa-strategy-caption,.dsa-strategy-code-compare figcaption,.dsa-strategy-timing time,.dsa-strategy-walkthrough li>span{font-size:var(--type-label)}.dsa-recovery-ladder li p,.dsa-strategy-anti-patterns span,.dsa-strategy-approach-card dd,.dsa-strategy-approach-card>p,.dsa-strategy-bug-list span,.dsa-strategy-callout p,.dsa-strategy-followups span,.dsa-strategy-language-links small,.dsa-strategy-language-links strong,.dsa-strategy-mini-checklist strong,.dsa-strategy-mini-checklist ul,.dsa-strategy-patterns article>span,.dsa-strategy-patterns article>strong,.dsa-strategy-timing p,.dsa-strategy-timing strong,.dsa-strategy-walkthrough p,.dsa-strategy-walkthrough strong,.dsa-strategy-workflows p{font-size:var(--type-meta);line-height:1.55}.dsa-strategy-patterns article{min-height:174px;padding:18px;display:flex;flex-direction:column;align-items:stretch;gap:0}.dsa-strategy-patterns article>span{color:var(--text-secondary);font-size:var(--type-small);line-height:1.55}.dsa-strategy-patterns article>strong{margin-top:14px;font-size:1rem;line-height:1.35}.dsa-strategy-patterns nav{width:100%;margin-top:auto;padding-top:20px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.sd-article .dsa-strategy-patterns nav a{min-width:0;min-height:38px;padding:7px 9px;justify-content:center;font-size:var(--type-meta)}.dsa-strategy-anti-patterns span,.dsa-strategy-bug-list span{min-height:54px;padding:12px}.dsa-recovery-ladder{grid-template-columns:repeat(4,minmax(0,1fr))}.dsa-recovery-ladder li{min-height:112px;padding:14px 12px!important}.dsa-strategy-doc-layout .sd-article h2:first-child{margin-top:3rem}.dsa-strategy-actions{margin-bottom:1.25rem;gap:10px}.sd-article .dsa-strategy-actions a{min-height:42px;padding:9px 13px;border-radius:8px;font-size:var(--type-meta)}.dsa-interview-flow{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-block:1.75rem 2.25rem!important}.sd-article .dsa-interview-flow>li>a{min-height:208px;padding:18px;border:1px solid var(--line);border-top-color:var(--line-strong);border-radius:10px;background:var(--surface)}.sd-article .dsa-interview-flow>li>a:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));border-top-color:var(--accent)}.dsa-interview-flow a>span{font-size:var(--type-label)}.dsa-interview-flow a>strong{margin-top:9px;font-size:1rem;line-height:1.35}.dsa-interview-flow a>p{margin:8px 0 14px;font-size:var(--type-meta);line-height:1.55}.dsa-interview-flow a>ul li{margin-block:4px;font-size:var(--type-label);line-height:1.45}.dsa-interview-flow>li:nth-child(3) .dsa-flow-arrow{display:none}.dsa-strategy-quick-review{padding:clamp(20px,3vw,28px)}.dsa-strategy-quick-review header>span{font-size:var(--type-label)}.sd-article .dsa-strategy-quick-review h2{font-size:1.65rem}.dsa-strategy-quick-review header p{font-size:var(--type-meta)}.dsa-strategy-quick-review li{min-height:46px;padding:10px 12px;font-size:var(--type-meta);line-height:1.45}.dsa-strategy-quick-review li span{font-size:var(--type-label)}.sd-article .dsa-strategy-quick-review blockquote{padding:12px 14px;font-size:1rem}.dsa-strategy-check-grid>section,.dsa-strategy-code-compare>figure,.dsa-strategy-comparison>article,.dsa-strategy-workflows>article{padding:20px}.dsa-strategy-check-grid strong,.dsa-strategy-comparison header,.dsa-strategy-workflows strong{font-size:var(--type-small);line-height:1.45}.dsa-strategy-check-grid ul,.dsa-strategy-comparison ul{font-size:var(--type-meta);line-height:1.6}.dsa-strategy-check-grid p{font-size:var(--type-small);line-height:1.65}.dsa-strategy-check-grid small{font-size:var(--type-label);line-height:1.5}.dsa-strategy-callout{padding:17px 18px;gap:11px}.dsa-strategy-callout>div>strong{font-size:var(--type-label)}.dsa-strategy-callout p{font-size:var(--type-small);line-height:1.65}.dsa-constraint-guide article{padding:17px}.dsa-constraint-guide strong{font-size:var(--type-meta)}.dsa-constraint-guide p,.dsa-strategy-caption{font-size:var(--type-meta);line-height:1.55}.dsa-strategy-approach-card{padding:20px}.dsa-strategy-approach-card dl>div{padding:14px}.dsa-strategy-approach-card dt{font-size:var(--type-label)}.dsa-strategy-approach-card dd,.dsa-strategy-approach-card>p{font-size:var(--type-small);line-height:1.55}.dsa-strategy-approach-card>p{padding:13px 14px}.dsa-strategy-language-links{padding:18px}.dsa-strategy-language-links strong{font-size:var(--type-small)}.dsa-strategy-language-links small{font-size:var(--type-meta);line-height:1.5}.sd-article .dsa-strategy-language-links a{min-height:40px;padding:8px 10px;font-size:var(--type-meta)}.dsa-strategy-anti-patterns span,.dsa-strategy-bug-list span{font-size:var(--type-meta);line-height:1.5}.dsa-recovery-ladder li>span{font-size:var(--type-label)}.dsa-recovery-ladder li p{font-size:var(--type-meta);line-height:1.5}.sd-article .dsa-strategy-inline-links a{min-height:38px;padding:7px 10px;font-size:var(--type-meta)}.dsa-strategy-followups span{padding:15px;font-size:var(--type-meta);line-height:1.5}.dsa-strategy-timing li{min-height:72px;padding-block:14px!important}.dsa-strategy-timing p,.dsa-strategy-timing strong,.dsa-strategy-timing time{font-size:var(--type-meta);line-height:1.5}.dsa-strategy-walkthrough li{padding-bottom:18px!important}.dsa-strategy-walkthrough li>span{font-size:var(--type-label)}.dsa-strategy-mini-checklist ul,.dsa-strategy-walkthrough p,.dsa-strategy-walkthrough strong,.dsa-strategy-workflows p{font-size:var(--type-meta);line-height:1.6}.dsa-strategy-mini-checklist section{padding:18px}.dsa-strategy-mini-checklist strong{font-size:var(--type-small)}.sd-article .dsa-strategy-ending a{min-height:42px;padding:9px 12px;font-size:var(--type-meta)}@media (max-width:700px){.dsa-strategy-doc-layout .sd-lesson-header h1{font-size:var(--type-reading-title);line-height:1.02}.dsa-strategy-actions{margin-top:.25rem}.sd-article .dsa-strategy-actions a{min-height:44px;padding-inline:6px;font-size:var(--type-label);line-height:1.35}.dsa-interview-flow{grid-template-columns:1fr;gap:0}.sd-article .dsa-interview-flow>li>a{min-height:0;padding:16px 14px;grid-template-columns:28px 96px minmax(0,1fr);border:0;border-left:1px solid var(--line-strong);border-radius:0}.dsa-interview-flow a>strong{margin:0;font-size:var(--type-small)}.dsa-interview-flow a>p{margin:0;font-size:var(--type-meta)}.dsa-interview-flow a>ul{margin-top:8px}.dsa-interview-flow a>ul li{font-size:var(--type-label)}.dsa-interview-flow>li:nth-child(3) .dsa-flow-arrow{display:grid}.dsa-strategy-check-grid>section,.dsa-strategy-code-compare>figure,.dsa-strategy-comparison>article,.dsa-strategy-workflows>article{padding:17px}.dsa-strategy-quick-review{padding:18px}.dsa-strategy-quick-review li{min-height:44px}.dsa-constraint-guide article{padding:15px}}@media (max-width:1220px){.dsa-doc-layout,.dsa-doc-layout.dsa-data-layout{grid-template-columns:274px minmax(0,1fr)}}@media (max-width:700px){.dsa-data-layout .sd-lesson-column,.dsa-doc-layout>.sd-lesson-column{padding-inline:20px}}