.study-library-tools{gap:14px;padding:17px 18px 16px;display:grid}.study-track-picker>span{color:var(--muted);margin-bottom:8px;font-size:12px;font-weight:500;display:block}.study-track-options{border:1px solid var(--rule-2);background:var(--background);border-radius:8px;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding:3px;display:grid}.study-track-options button{min-width:0;min-height:38px;color:var(--soft);text-align:center;cursor:pointer;border:1px solid #0000;border-radius:5px;padding:6px;font-size:12px;font-weight:500;line-height:18px;transition:background .15s,border-color .15s,color .15s}.study-track-options button:hover{background:var(--panel-2);color:var(--foreground)}.study-track-options button[aria-pressed=true]{border-color:color-mix(in srgb, var(--track-accent) 55%, var(--rule-2));background:color-mix(in srgb, var(--track-accent) 10%, var(--panel));color:var(--foreground)}.study-topic-search{border:1px solid var(--rule-2);background:var(--background);color:var(--muted);border-radius:8px;align-items:center;gap:9px;padding:0 11px;display:flex}.study-topic-search:focus-within{border-color:var(--accent)}.study-topic-search>svg{flex-shrink:0}.study-topic-search input{width:100%;min-width:0;color:var(--foreground);background:0 0;border:0;outline:none;padding:11px 0;font-size:14px;line-height:20px}.study-topic-search input::placeholder{color:var(--muted)}.study-topic-search button{border-radius:6px;flex-shrink:0;place-items:center;width:28px;height:28px;display:grid}.study-topic-search button:hover{background:var(--panel-2);color:var(--foreground)}.study-list-heading{color:var(--muted);justify-content:space-between;gap:8px;margin:0;padding:4px 8px 12px;font-size:12px;font-weight:500;display:flex}.study-domain{--section-accent:var(--section-color,var(--accent));border-radius:8px;margin-bottom:4px}.study-domain-toggle{text-align:left;width:100%;min-height:43px;color:var(--soft);border-radius:8px;align-items:center;gap:10px;padding:10px;display:flex}.study-domain-toggle:hover{background:color-mix(in srgb, var(--section-accent) 8%, transparent);color:var(--foreground)}.study-domain-toggle>svg{color:var(--muted);flex-shrink:0}.study-domain-toggle>svg:first-child{color:var(--section-accent)}.study-domain-toggle>span:first-of-type{flex:1;min-width:0;font-size:14px;font-weight:500;line-height:21px}.study-domain-count{font-variant-numeric:tabular-nums;color:var(--muted);font-size:11px}.study-domain-chevron{transition:transform .15s}.study-domain-toggle[aria-expanded=true] .study-domain-chevron{transform:rotate(180deg)}.study-domain-result-heading{color:var(--muted);justify-content:space-between;gap:8px;padding:12px 12px 6px;font-size:11px;font-weight:500;display:flex}.study-domain-topics{border-left:1px solid var(--rule-2);margin-left:18px;padding:0 4px 7px 10px}.study-section-heading{color:var(--muted);align-items:center;gap:7px;margin:0;padding:16px 10px 6px;font-size:11px;font-weight:500;display:flex}.study-section-heading:before{content:"";background:var(--section-accent);border-radius:50%;flex-shrink:0;width:4px;height:4px}.study-topic-row{text-align:left;width:100%;color:var(--soft);border-radius:6px;align-items:flex-start;gap:8px;padding:9px 8px;font-size:13px;line-height:1.55;display:flex}.study-topic-row>span{overflow-wrap:anywhere;flex:1;min-width:0}.study-topic-row>svg{color:var(--muted);flex-shrink:0;margin-top:5px}.study-topic-row:hover{background:var(--panel-raised);color:var(--foreground)}.study-topic-row[aria-current=true]{background:color-mix(in srgb, var(--section-accent) 12%, transparent);color:var(--foreground);box-shadow:inset 2px 0 var(--section-accent)}.study-library-activity{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;font-size:11px;display:flex}.study-library-activity strong{color:var(--soft);font-weight:500}html.light .study-domain{--section-accent:color-mix(in srgb, var(--section-color,var(--accent)) 72%, #18181b)}.study-session-delete{width:28px;height:28px;color:var(--muted);opacity:0;border-radius:7px;place-items:center;display:grid;position:absolute;top:12px;right:6px}.workspace-history-row:hover .study-session-delete,.workspace-history-row:focus-within .study-session-delete{opacity:1}.study-session-delete:hover{background:color-mix(in srgb, var(--error) 10%, transparent);color:var(--error)}.study-session-delete:disabled{cursor:not-allowed;opacity:.3}.study-sidebar-footer{padding:12px 10px}.study-sidebar-footer>span{color:var(--muted);padding:0 10px 6px;font-size:10px;display:block}.study-sidebar-footer>a{color:var(--soft);border-radius:8px;align-items:center;gap:10px;padding:10px;font-size:12px;display:flex}.study-sidebar-footer>a>svg:last-child{color:var(--muted);margin-left:auto}.study-sidebar-footer>a:hover{background:var(--panel-2);color:var(--foreground)}.study-panel-link{border:1px solid var(--rule-2);color:var(--soft);border-radius:9px;align-items:center;gap:7px;margin-top:20px;padding:9px 13px;font-size:12px;font-weight:500;display:inline-flex}.study-panel-link:hover{background:var(--panel-2);color:var(--foreground)}@media (pointer:coarse){.study-session-delete{opacity:1}}@media (max-width:640px){.study-topic-search input{font-size:16px}}@media (prefers-reduced-motion:reduce){.study-domain-chevron,.study-track-options button{transition:none}}@media (max-height:650px){.study-library-tools{gap:8px;padding-block:10px}.study-track-picker>span{display:none}.study-track-options button{min-height:32px;padding:4px;font-size:10px;line-height:14px}.study-topic-search input{padding-block:6px}}.study-welcome{max-width:920px;margin:0 auto 40px;padding:28px 0 22px}.study-welcome h1{color:var(--foreground);font:400 clamp(32px, 3.6vw, 48px)/1.12 var(--type-display), Georgia, serif;letter-spacing:-.03em;text-wrap:balance;margin:0}.study-welcome-kicker{color:var(--muted);margin:0 0 10px;font-size:13px}.study-welcome-copy{max-width:58ch;color:var(--muted);margin:14px 0 0;font-size:16px;line-height:1.7}.study-ask{border:1px solid var(--rule-3);background:var(--panel);border-radius:16px;margin-top:26px;transition:border-color .15s}.study-ask:focus-within{border-color:color-mix(in srgb, var(--accent) 60%, var(--rule-3))}.study-ask textarea{resize:none;width:100%;min-height:64px;color:var(--foreground);background:0 0;outline:none;padding:18px 20px 6px;font-size:17px;line-height:1.5;display:block}.study-ask textarea::placeholder{color:var(--muted)}.study-ask-bar{justify-content:space-between;align-items:center;gap:12px;padding:8px 10px 10px 14px;display:flex}.study-ask-goal{gap:2px;display:flex}.study-ask-goal button{min-height:32px;color:var(--muted);border-radius:999px;padding:5px 11px;font-size:13px;transition:color .15s,background .15s}.study-ask-goal button:hover{color:var(--foreground)}.study-ask-goal button[aria-pressed=true]{background:var(--panel-2);color:var(--foreground)}.study-ask-send{background:var(--foreground);min-height:38px;color:var(--background);border-radius:10px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:opacity .15s;display:inline-flex}.study-ask-send:disabled{opacity:.35;cursor:default}.study-welcome-or{color:var(--muted);margin:30px 0 0;font-size:13px}.study-welcome-selected .study-ask{margin-top:12px}.study-welcome-links{flex-wrap:wrap;gap:8px 24px;margin-top:22px;display:flex}.study-welcome-links a{min-height:36px;color:var(--muted);align-items:center;font-size:13px;display:inline-flex}.study-welcome-links a:hover{color:var(--foreground)}.study-welcome-start{background:var(--foreground);min-height:46px;color:var(--background);border-radius:10px;align-items:center;gap:10px;margin-top:26px;padding:12px 20px;font-size:15px;font-weight:500;display:inline-flex}.study-welcome-start:hover{opacity:.88}.study-welcome :is(button,a,textarea):focus-visible{outline:2px solid var(--accent);outline-offset:3px}.study-workspace .workspace-start{padding-top:8px;padding-inline:0}@media (max-width:560px){.study-welcome{padding-top:8px}.study-ask textarea{font-size:16px}.study-ask-goal button{padding-inline:8px;font-size:12px}}@media (prefers-reduced-motion:reduce){.study-ask{transition:none}}.study-workspace .session-reading-area{margin-bottom:0}.study-workspace .session-transcript{padding-bottom:calc(var(--composer-clearance,120px) + 36px)}.study-library-tools{gap:12px;padding:16px 20px 10px}.study-track-options{background:0 0;border:0;gap:2px;margin:0 -10px;padding:0;display:flex}.study-track-options button{min-height:32px;color:var(--muted);white-space:nowrap;border:0;border-radius:999px;padding:6px 10px;font-size:12.5px}.study-track-options button:hover{color:var(--foreground);background:0 0}.study-track-options button[aria-pressed=true]{background:var(--panel-2);color:var(--foreground);border:0}.study-topic-search{background:var(--panel-2);border:0;border-radius:10px;padding:0 12px}.study-topic-search:focus-within{box-shadow:0 0 0 1px var(--rule-3)}.study-topic-search input{padding:10px 0;font-size:13.5px}.study-library-content,.study-history-content{padding:0 10px 16px}.study-domain-toggle{min-height:40px;padding:9px 10px}.study-track-picker>span,.study-list-heading{display:none}.study-domain-toggle{gap:8px}.study-domain-toggle>svg:first-child,.study-section-heading:before{display:none}.study-domain-toggle>span:first-of-type{font-size:13px;font-weight:500}.study-domain-topics{margin-left:10px;padding-left:5px}.study-topic-row{padding:8px 10px;font-size:13px;line-height:1.5}.study-domain[data-expanded=true]{background:0 0}.study-reference-breakdowns{border-bottom:1px solid var(--rule-2);margin-bottom:6px;padding-bottom:6px}.study-reference-breakdowns>summary{cursor:pointer;list-style:none}.study-reference-breakdowns>summary::-webkit-details-marker{display:none}.study-reference-breakdowns[open] .study-domain-chevron{transform:rotate(180deg)}.study-reference-browse{color:var(--muted);text-underline-offset:4px;padding:9px 8px;font-size:12px;line-height:1.55;text-decoration:underline;display:block}.study-reference-browse:hover{color:var(--foreground)}.study-reference-breakdowns :is(a,summary):focus-visible{outline:2px solid var(--accent);outline-offset:2px}.study-page-tabs{border-bottom:1px solid var(--rule-2);scrollbar-width:none;gap:2px;margin:0 0 30px;display:flex;overflow-x:auto}.study-page-tabs button{color:var(--muted);white-space:nowrap;border-bottom:2px solid #0000;align-items:center;gap:8px;margin-bottom:-1px;padding:11px 14px 12px;font-size:13px;transition:color .15s,border-color .15s;display:inline-flex}.study-page-tabs button:hover:not(:disabled){color:var(--foreground)}.study-page-tabs button:disabled{opacity:.4;cursor:default}.study-page-tabs button[aria-current=page]{color:var(--foreground);border-color:var(--accent)}.study-page-tab-number{font:500 12px var(--font-geist-mono), monospace}.study-page-with-aside{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;gap:48px;display:grid}.study-page:not(.study-page-with-aside) .study-topic-figure{width:min(940px,100cqw - 48px);margin-left:calc(50% + -1*min(470px,50cqw - 24px))}.study-page-aside{min-width:0;position:sticky;top:87px}.study-page-aside .study-topic-experiment{margin:0}.study-question-row{justify-content:flex-end;margin:6px 0 22px;display:flex}.study-question{background:var(--panel-2);max-width:85%;color:var(--soft);border-radius:16px 16px 4px;margin:0;padding:12px 18px;font-size:15px;line-height:1.6}.study-save-note{border-top:1px solid var(--rule-2);color:var(--muted);flex-wrap:wrap;align-items:center;gap:6px 14px;margin:26px 0 8px;padding:14px 0 0;font-size:13px;display:flex}.study-save-note p{flex:1;min-width:220px;margin:0}.study-save-note a{color:var(--accent);font-weight:500}.study-save-note button{width:30px;height:30px;color:var(--muted);border-radius:8px;place-items:center;display:grid}.study-save-note button:hover{background:var(--panel-2);color:var(--foreground)}@media (max-width:1180px){.study-page-with-aside{grid-template-columns:minmax(0,1fr);gap:28px}.study-page-aside{position:static}}@media (max-width:640px){.study-page-tab-label{display:none}.study-page-tabs button[aria-current=page] .study-page-tab-label{display:inline}.study-stage-header>h2{font-size:25px}}.study-ask textarea:focus,.study-ask textarea:focus-visible{box-shadow:none;outline:none}.study-ask:focus-within{border-color:color-mix(in srgb,var(--accent) 70%,var(--rule-3));box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent)}.study-session-delete{top:50%;transform:translateY(-50%)}.study-welcome-ask{padding-top:clamp(40px,12vh,120px)}.study-welcome-try{color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px 16px;margin:18px 0 0;font-size:14px;display:flex}.study-welcome-try span{margin-right:2px}.study-welcome-try button{color:var(--soft);text-decoration:underline;-webkit-text-decoration-color:color-mix(in srgb, var(--foreground) 25%, transparent);text-decoration-color:color-mix(in srgb, var(--foreground) 25%, transparent);text-underline-offset:4px}.study-welcome-try button:hover{color:var(--foreground);text-decoration-color:currentColor}.study-welcome-browse{color:var(--muted);margin-top:28px;font-size:13px}.study-welcome-browse:hover{color:var(--foreground)}.study-workspace .session-transcript>.session-context{z-index:5;background:var(--background);box-shadow:0 0 0 100vmax var(--background);clip-path:inset(0 -100vmax);margin-top:-80px;padding-top:22px;padding-left:max(0px,64px + -50cqw + 50%);padding-right:max(0px,108px + -50cqw + 50%);position:sticky;top:0}.study-workspace .session-transcript>.session-context h1{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.study-workspace .session-transcript:has(.study-page-tabs)>.session-context{border-bottom-color:#0000;margin-bottom:0;padding-bottom:4px}.study-workspace .study-page-tabs{z-index:4;background:var(--background);box-shadow:0 0 0 100vmax var(--background);clip-path:inset(0 -100vmax);position:sticky;top:51px}.study-workspace .session-reading-area{scroll-padding-top:128px}@media (max-width:640px){.study-workspace .session-transcript>.session-context h1{line-height:20px}.study-workspace .study-page-tabs{top:47px}.study-workspace .session-transcript>.session-context{margin-bottom:18px;padding-left:max(0px,62px + -50cqw + 50%);padding-right:max(0px,112px + -50cqw + 50%)}}.study-workspace .session-composer-anchor:before{inset-inline:-100vw}