.study-panel-switch{align-items:center;gap:4px;display:flex}.study-panel-switch button{color:var(--muted);border-radius:9px;padding:8px 12px;font-size:14px;font-weight:500;line-height:20px}.study-panel-switch button:hover{color:var(--foreground)}.study-panel-switch button[aria-pressed=true]{background:var(--panel-2);color:var(--foreground)}.study-library-tools{gap:12px;padding:0 20px 20px;display:grid}.study-track-picker>span{color:var(--muted);margin-bottom:8px;font-size:11px;font-weight:500;display:block}.study-track-options{border:1px solid var(--rule-2);background:var(--background);border-radius:12px;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding:4px;display:grid}.study-track-options button{min-width:0;min-height:48px;color:var(--soft);text-align:center;cursor:pointer;border:1px solid #0000;border-radius:8px;padding:8px;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:11px;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:13px;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-library-content,.study-history-content{padding:0 12px 16px}.study-list-heading{color:var(--muted);justify-content:space-between;gap:8px;margin:0;padding:4px 8px 12px;font-size:11px;font-weight:500;display:flex}.study-domain{--section-accent:var(--section-color,var(--accent));border-left:2px solid color-mix(in srgb, var(--section-accent) 55%, transparent);border-radius:12px;margin-bottom:6px}.study-domain[data-expanded=true]{background:color-mix(in srgb, var(--section-accent) 6%, var(--panel))}.study-domain-toggle{text-align:left;width:100%;min-height:48px;color:var(--soft);border-radius:11px;align-items:center;gap:10px;padding:11px 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:13px;font-weight:500;line-height:20px}.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{padding:0 5px 7px}.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:8px;align-items:flex-start;gap:8px;padding:10px;font-size:13px;line-height:1.6;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}.study-session-outline{border:1px solid var(--rule-2);border-radius:12px;margin:0 0 20px}.study-session-outline summary{cursor:pointer;align-items:center;gap:10px;padding:12px;list-style:none;display:flex}.study-session-outline summary::-webkit-details-marker{display:none}.study-session-outline summary>span:first-child{flex:1;min-width:0}.study-outline-label{color:var(--muted);margin-bottom:4px;font-size:10px;display:block}.study-session-outline summary strong{color:var(--soft);font-size:12px;font-weight:500;display:block}.study-outline-count{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11px}.study-session-outline summary>svg{color:var(--muted)}.study-session-outline[open] summary>svg{transform:rotate(180deg)}.study-session-outline ol{padding:0 12px 12px}.study-session-outline li{min-height:34px;color:var(--muted);align-items:center;gap:9px;font-size:12px;display:flex}.study-session-outline li>span:nth-child(2){flex:1}.study-session-outline li[data-state=active]{color:var(--foreground)}.study-outline-number{border:1px solid color-mix(in srgb, var(--section-color) 35%, transparent);background:color-mix(in srgb, var(--section-color) 10%, transparent);width:22px;height:22px;color:var(--soft);border-radius:7px;place-items:center;font-size:10px;display:grid}.study-session-outline li[data-state=active] .study-outline-number{background:color-mix(in srgb, var(--section-color) 20%, var(--panel));border-color:var(--section-color);color:var(--foreground)}html.light .study-domain{--section-accent:color-mix(in srgb, var(--section-color,var(--accent)) 72%, #18181b)}.study-session-outline summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:12px}.study-session-list{gap:7px;display:grid}.study-session-row{border:1px solid #0000;border-radius:12px;position:relative}.study-session-row:hover,.study-session-row[data-active=true]{background:var(--panel-2)}.study-session-row[data-active=true]{border-color:var(--rule-3)}.study-session-main{text-align:left;border-radius:12px;align-items:flex-start;gap:11px;width:100%;padding:13px 34px 13px 12px;display:flex}.study-session-main>svg{color:var(--muted);flex-shrink:0;margin-top:3px}.study-session-main>span{flex:1;min-width:0}.study-session-title{color:var(--soft);overflow-wrap:anywhere;font-size:13px;font-weight:500;line-height:1.6;display:block}.study-session-meta{color:var(--muted);margin-top:5px;font-size:11px;line-height:1.6;display:block}.study-session-main:disabled{opacity:.6;cursor:wait}.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}.study-session-row:hover .study-session-delete,.study-session-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-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 (pointer:coarse){.study-panel-switch button{min-height:44px}}