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small{color:var(--muted);font-size:10px;font-weight:800}.chat-panel__source{color:var(--primary-dark);background:#2563eb1a;border-radius:4px;margin:4px 4px 0 0;padding:2px 6px;font-size:10px;font-weight:700;display:inline-block}.chat-panel__input-area{border-top:1px solid var(--border);gap:8px;padding:16px 24px 20px;display:flex}.chat-panel__input{color:var(--text);border:1px solid var(--border);resize:none;background:#fff;border-radius:10px;outline:none;flex:1;padding:10px 14px;font-family:inherit;font-size:13px}.chat-panel__input:focus{border-color:var(--primary)}.linking-panel__scope{gap:16px;margin-bottom:12px;display:flex}.linking-panel__radio{color:var(--muted);cursor:pointer;align-items:center;gap:4px;font-size:12px;display:flex}.linking-panel__radio input{cursor:pointer}.linking-panel__suggestion{background:var(--panel-soft);border:1px solid var(--border);border-radius:10px;padding:12px;transition:border-color 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12px;font-size:11px}.linking-panel__status{color:var(--muted);font-size:11px;font-weight:700}.flashcards-panel__tabs{gap:4px;margin-bottom:12px;display:flex}.flashcards-panel__tab{color:var(--muted);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;flex:1;padding:6px 12px;font-size:12px;font-weight:800;transition:all .12s}.flashcards-panel__tab--active{color:#fff;background:var(--primary);border-color:var(--primary)}.flashcards-panel__types{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.flashcards-panel__type-toggle{color:var(--muted);cursor:pointer;align-items:center;gap:4px;font-size:11px;display:flex}.flashcards-panel__type-toggle input{cursor:pointer}.flashcards-panel__cards{flex-direction:column;gap:8px;max-height:400px;display:flex;overflow-y:auto}.flashcards-panel__card{background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:10px;padding:12px;transition:border-color .12s}.flashcards-panel__card:hover{border-color:var(--primary)}.flashcards-panel__card--flipped{border-color:var(--primary);background:#2563eb0d}.flashcards-panel__card-header{align-items:center;gap:6px;margin-bottom:8px;display:flex}.flashcards-panel__difficulty{color:#fff;border-radius:4px;padding:1px 6px;font-size:10px;font-weight:800}.flashcards-panel__category{color:var(--primary-dark);background:#2563eb1a;border-radius:4px;padding:1px 6px;font-size:10px;font-weight:700}.flashcards-panel__card-content{min-height:40px}.flashcards-panel__question{color:var(--text);margin:0;font-size:13px;font-weight:700}.flashcards-panel__answer{color:var(--text);margin:0;font-size:13px}.flashcards-panel__hint{color:var(--muted);text-align:center;margin:8px 0 0;font-size:10px}.flashcards-panel__quiz{flex-direction:column;gap:12px;max-height:500px;display:flex;overflow-y:auto}.flashcards-panel__quiz-question{background:var(--panel-soft);border:1px solid var(--border);border-radius:10px;padding:12px}.flashcards-panel__quiz-header{align-items:center;gap:8px;margin-bottom:6px;display:flex}.flashcards-panel__quiz-number{color:var(--primary);font-size:11px;font-weight:900}.flashcards-panel__quiz-type{color:var(--muted);background:var(--panel);border-radius:4px;padding:1px 6px;font-size:10px;font-weight:700}.flashcards-panel__quiz-points{color:var(--muted);margin-left:auto;font-size:10px;font-weight:700}.flashcards-panel__quiz-text{color:var(--text);margin:0 0 8px;font-size:13px}.flashcards-panel__quiz-options{flex-direction:column;gap:4px;display:flex}.flashcards-panel__quiz-option{color:var(--text);border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;align-items:center;gap:6px;padding:6px 10px;font-size:12px;display:flex}.flashcards-panel__quiz-option:hover{border-color:var(--primary)}.flashcards-panel__quiz-input{width:100%;color:var(--text);border:1px solid var(--border);background:#fff;border-radius:8px;outline:none;padding:8px 12px;font-size:13px}.flashcards-panel__quiz-input:focus{border-color:var(--primary)}.flashcards-panel__result{text-align:center;padding:20px}.flashcards-panel__result h4{color:var(--text);margin:0 0 16px;font-size:16px;font-weight:900}.flashcards-panel__score{margin-bottom:16px}.flashcards-panel__score-value{color:var(--primary);font-size:32px;font-weight:900;display:block}.flashcards-panel__score-detail{color:var(--muted);font-size:13px;display:block}.collab-panel__section{flex-direction:column;gap:12px;display:flex}.collab-panel__create{flex-direction:column;gap:8px;display:flex}.collab-panel__workspaces{flex-direction:column;gap:8px;max-height:400px;display:flex;overflow-y:auto}.collab-panel__workspace{background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:10px;padding:12px;transition:border-color .12s}.collab-panel__workspace:hover{border-color:var(--primary)}.collab-panel__workspace--active{border-color:var(--primary);background:#2563eb0d}.collab-panel__workspace-header{justify-content:space-between;align-items:center;display:flex}.collab-panel__workspace-header strong{color:var(--text);font-size:13px}.collab-panel__member-count{color:var(--muted);font-size:10px;font-weight:700}.collab-panel__workspace-desc{color:var(--muted);margin:4px 0 0;font-size:11px}.collab-panel__invite{align-items:center;gap:8px;display:flex}.collab-panel__select{color:var(--text);border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:8px;padding:8px 10px;font-size:12px}.collab-panel__members{flex-direction:column;gap:6px;max-height:400px;display:flex;overflow-y:auto}.collab-panel__member{background:var(--panel-soft);border:1px solid var(--border);border-radius:8px;justify-content:space-between;align-items:center;padding:10px 12px;display:flex}.collab-panel__member-info{flex-direction:column;display:flex}.collab-panel__member-info strong{color:var(--text);font-size:13px}.collab-panel__member-username{color:var(--muted);font-size:11px}.collab-panel__permission-badge{color:var(--primary-dark);background:#2563eb1a;border-radius:4px;padding:2px 8px;font-size:10px;font-weight:800}.collab-panel__activity{flex-direction:column;gap:6px;max-height:400px;display:flex;overflow-y:auto}.collab-panel__activity-entry{background:var(--panel-soft);border:1px solid var(--border);border-radius:8px;align-items:flex-start;gap:8px;padding:10px 12px;display:flex}.collab-panel__activity-icon{width:24px;height:24px;color:var(--primary);background:#2563eb1a;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:900;display:flex}.collab-panel__activity-content{flex:1}.collab-panel__activity-content p{color:var(--text);margin:0;font-size:12px}.collab-panel__activity-time{color:var(--muted);font-size:10px}.export-panel__formats{flex-direction:column;gap:6px;margin-bottom:12px;display:flex}.export-panel__format{background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:flex-start;gap:8px;padding:10px 12px;transition:border-color .12s;display:flex}.export-panel__format:hover{border-color:var(--primary)}.export-panel__format--active{border-color:var(--primary);background:#2563eb0d}.export-panel__format input{cursor:pointer;margin-top:3px}.export-panel__format-info{flex-direction:column;display:flex}.export-panel__format-info strong{color:var(--text);font-size:13px}.export-panel__format-info span{color:var(--muted);font-size:11px}.export-panel__options{flex-wrap:wrap;gap:12px;margin-bottom:12px;display:flex}.export-panel__actions{gap:8px;display:flex}.export-panel__result{background:#10b9810d;border:1px solid #10b981;border-radius:8px;padding:12px}.export-panel__result p{color:var(--text);margin:0;font-size:12px}.export-panel__size{color:var(--muted)!important;font-size:11px!important}.topbar{background:var(--panel);border-bottom:1px solid var(--border);z-index:100;flex-shrink:0;justify-content:space-between;align-items:center;gap:8px;height:40px;padding:0 12px;display:flex}.topbar__left{flex-shrink:0;align-items:center;gap:12px;display:flex}.topbar__brand{align-items:center;gap:8px;display:flex}.topbar__logo{font-size:18px;line-height:1}.topbar__title{letter-spacing:-.02em;color:var(--text);white-space:nowrap;font-size:14px;font-weight:900}.topbar__divider{background:var(--border);width:1px;height:24px}.topbar__history{gap:4px;display:flex}.topbar__icon-btn{width:28px;height:28px;color:var(--text);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;padding:0;font-size:14px;transition:all .12s;display:inline-flex;position:relative}.topbar__icon-btn:hover:not(:disabled){background:var(--panel-soft);border-color:var(--border)}.topbar__icon-btn:disabled{opacity:.35;cursor:not-allowed}.topbar__bell{position:relative}.topbar__bell-badge{text-align:center;color:#fff;background:var(--danger);border:2px solid var(--panel);border-radius:8px;min-width:15px;height:15px;padding:0 3px;font-size:9px;font-weight:800;line-height:15px;position:absolute;top:2px;right:2px}.topbar__nav{scrollbar-width:thin;flex:1;justify-content:center;align-items:center;gap:2px;display:flex;overflow-x:auto}.topbar__nav::-webkit-scrollbar{height:0}.navbar{background:var(--panel);border-bottom:1px solid var(--border);z-index:99;flex-shrink:0;align-items:center;display:flex}.navbar__scroll{scrollbar-width:auto;scrollbar-color:var(--border) var(--panel);align-items:center;gap:2px;width:100%;padding:4px 8px;display:flex;overflow-x:auto}.navbar__scroll::-webkit-scrollbar{height:8px}.navbar__scroll::-webkit-scrollbar-track{background:var(--panel);border-radius:4px}.navbar__scroll::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.navbar__scroll::-webkit-scrollbar-thumb:hover{background:var(--text-soft,#94a3b8)}.sidebar__dashboard{border-top:1px solid var(--border);margin-top:auto;padding-top:10px}.sidebar__nav-grid{scrollbar-width:thin;grid-template-columns:1fr 1fr;gap:4px;max-height:100%;display:grid;overflow-y:auto}.sidebar__nav-grid::-webkit-scrollbar{width:5px}.sidebar__nav-grid::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.sidebar__nav-btn{color:var(--muted);cursor:pointer;text-align:center;background:0 0;border:1px solid #0000;border-radius:8px;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;font-size:11px;font-weight:700;transition:all .12s;display:flex}.sidebar__nav-btn:hover:not(:disabled){color:var(--text);background:var(--panel-soft);border-color:var(--border)}.sidebar__nav-btn:disabled{opacity:.35;cursor:not-allowed}.sidebar__nav-icon{font-size:18px;line-height:1}.sidebar__nav-label{font-size:10px;line-height:1.2}.topbar__nav-btn{color:var(--muted);cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:8px;align-items:center;gap:4px;padding:4px 8px;font-size:11px;font-weight:700;transition:all .12s;display:inline-flex}.topbar__nav-btn:hover:not(:disabled){color:var(--text);background:var(--panel-soft);border-color:var(--border)}.topbar__nav-btn:disabled{opacity:.35;cursor:not-allowed}.topbar__nav-icon{font-size:13px;line-height:1}.topbar__nav-label{font-size:11px}.topbar__right{flex-shrink:0;align-items:center;gap:4px;display:flex;position:relative}.theme-toggle{color:var(--text);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;gap:4px;padding:6px 12px;font-size:12px;font-weight:700;transition:all .12s;display:flex}.theme-toggle:hover{border-color:var(--primary);color:var(--primary)}.undo-redo-btn{color:var(--text);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;padding:6px 10px;font-size:12px;font-weight:700;transition:all .12s}.undo-redo-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.undo-redo-btn:disabled{opacity:.4;cursor:not-allowed}.autosave-indicator{color:var(--muted);align-items:center;gap:4px;font-size:11px;display:flex}.autosave-indicator__dot{background:#10b981;border-radius:50%;width:6px;height:6px}.autosave-indicator--saving .autosave-indicator__dot{background:#f59e0b;animation:1s ease-in-out infinite pulse}@keyframes pulse{50%{opacity:.5}}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){*{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.notification-bell{color:var(--text);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;padding:6px 12px;font-size:12px;font-weight:700;transition:all .12s;display:flex;position:relative}.notification-bell:hover{border-color:var(--primary);color:var(--primary)}.notification-bell__badge{text-align:center;color:#fff;background:var(--danger);border-radius:8px;min-width:16px;height:16px;padding:0 4px;font-size:10px;font-weight:700;line-height:16px;position:absolute;top:-4px;right:-4px}.notification-dropdown{background:var(--panel);border:1px solid var(--border);width:320px;max-height:400px;box-shadow:var(--shadow);z-index:100;border-radius:12px;margin-top:4px;position:absolute;top:100%;right:0;overflow-y:auto}.notification-dropdown__header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.notification-dropdown__actions{gap:8px;display:flex}.notification-dropdown__actions button{color:var(--primary);cursor:pointer;background:0 0;border:none;font-size:11px}.notification-dropdown__actions button:disabled{color:var(--muted);cursor:not-allowed}.notification-dropdown__empty{text-align:center;color:var(--muted);padding:24px 16px;font-size:12px}.notification-item{border-bottom:1px solid var(--border);cursor:pointer;padding:10px 16px;transition:background .12s}.notification-item:hover{background:var(--panel-soft)}.notification-item strong{color:var(--text);font-size:12px}.notification-item p{color:var(--muted);margin:2px 0 0;font-size:11px}.notification-item__time{color:var(--muted);font-size:10px}.notification-item--info{border-left:3px solid var(--primary)}.notification-item--success{border-left:3px solid #10b981}.notification-item--warning{border-left:3px solid #f59e0b}.notification-item--error{border-left:3px solid var(--danger)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}.workspace-view{z-index:100;background:var(--bg);flex-direction:column;display:flex;position:fixed;inset:0}.workspace-view__topbar{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 16px;display:flex}.workspace-view__back{color:var(--primary);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px 12px;font-size:13px;font-weight:700}.workspace-view__back:hover{background:var(--panel-soft)}.workspace-view__tab{color:var(--muted);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:8px;margin-left:6px;padding:6px 12px;font-size:12px;font-weight:700}.workspace-view__tab:hover{background:var(--panel-soft);color:var(--text)}.workspace-view__body{flex:1;display:flex;overflow:hidden}.ws-sidebar{background:var(--panel);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:280px;display:flex;overflow-y:auto}.ws-sidebar__header{border-bottom:1px solid var(--border);padding:12px}.ws-sidebar__workspace-selector{cursor:pointer;background:var(--panel-soft);border-radius:8px;align-items:center;gap:8px;padding:8px 10px;display:flex}.ws-sidebar__workspace-selector:hover{background:var(--border)}.ws-sidebar__workspace-icon{font-size:18px}.ws-sidebar__workspace-name{color:var(--text);flex:1;font-size:14px;font-weight:800}.ws-sidebar__workspace-chevron{color:var(--muted);font-size:10px}.ws-sidebar__workspace-menu{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-top:4px;overflow:hidden}.ws-sidebar__workspace-option{width:100%;color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:8px;padding:8px 10px;font-size:13px;font-weight:600;display:flex}.ws-sidebar__workspace-option:hover{background:var(--panel-soft)}.ws-sidebar__workspace-option--new{color:var(--primary);border-top:1px solid var(--border)}.ws-sidebar__actions{padding:8px 12px}.ws-sidebar__action{width:100%;color:var(--primary);cursor:pointer;background:#2563eb14;border:1px solid #2563eb33;border-radius:8px;padding:8px 12px;font-size:12px;font-weight:700}.ws-sidebar__action:hover{background:#2563eb24}.ws-sidebar__section{padding:8px 12px}.ws-sidebar__section-title{text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:0 0 6px;font-size:11px;font-weight:800}.ws-sidebar__page-tree{flex-direction:column;display:flex}.ws-page-row{cursor:pointer;border-radius:6px;align-items:center;gap:2px;padding:4px 6px;display:flex}.ws-page-row:hover{background:var(--panel-soft)}.ws-page-row--active{background:#2563eb14}.ws-page__expand{width:16px;color:var(--muted);cursor:pointer;text-align:center;background:0 0;border:none;font-size:10px}.ws-page__expand--placeholder{cursor:default}.ws-page__icon{flex-shrink:0;font-size:14px}.ws-page__title{color:var(--text);cursor:pointer;text-align:left;text-overflow:ellipsis;white-space:nowrap;background:0 0;border:none;flex:1;font-size:13px;font-weight:600;overflow:hidden}.ws-page__bookmark,.ws-page__add,.ws-page__delete{width:20px;height:20px;color:var(--muted);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;flex-shrink:0;font-size:11px}.ws-page-row:hover .ws-page__bookmark,.ws-page-row:hover .ws-page__add,.ws-page-row:hover .ws-page__delete{opacity:1}.ws-page__bookmark--active{opacity:1;color:#f59e0b}.ws-page__delete:hover{color:var(--danger);background:#dc26261a}.ws-page__add:hover{color:var(--primary);background:#2563eb1a}.ws-sidebar__bookmarks{flex-direction:column;gap:2px;display:flex}.ws-sidebar__bookmark{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:6px;padding:4px 8px;font-size:12px;display:flex}.ws-sidebar__bookmark:hover{background:var(--panel-soft)}.ws-sidebar__quick{flex-direction:column;gap:2px;display:flex}.ws-sidebar__quick-btn{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:6px;padding:6px 8px;font-size:12px;font-weight:600;display:flex}.ws-sidebar__quick-btn:hover{background:var(--panel-soft)}.page-editor{flex-direction:column;flex:1;display:flex;overflow:hidden}.page-editor--empty{justify-content:center;align-items:center}.page-editor__empty-state{text-align:center;color:var(--muted)}.page-editor__empty-icon{margin-bottom:12px;font-size:48px;display:block}.page-editor__header{border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 24px;display:flex}.page-editor__title-row{flex:1;align-items:center;gap:8px;display:flex;position:relative}.page-editor__icon-btn{cursor:pointer;background:0 0;border:none;border-radius:8px;padding:4px;font-size:24px}.page-editor__icon-btn:hover{background:var(--panel-soft)}.page-editor__icon-picker{background:var(--panel);border:1px solid var(--border);z-index:10;border-radius:12px;grid-template-columns:repeat(8,1fr);gap:4px;padding:12px;display:grid;position:absolute;top:100%;left:0;box-shadow:0 8px 24px #0000001f}.page-editor__icon-option{cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px;font-size:20px}.page-editor__icon-option:hover{background:var(--panel-soft)}.page-editor__title{color:var(--text);background:0 0;border:none;outline:none;flex:1;font-size:24px;font-weight:800}.page-editor__header-actions{gap:6px;display:flex}.page-editor__action{color:var(--muted);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;padding:6px 12px;font-size:12px;font-weight:700}.page-editor__action:hover{color:var(--text);background:var(--border)}.page-editor__content{flex:1;width:100%;max-width:900px;margin:0 auto;padding:24px 48px;overflow-y:auto}.page-editor__versions-overlay{z-index:200;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.page-editor__versions{background:var(--panel);border-radius:12px;width:90%;max-width:500px;max-height:70vh;padding:20px;overflow-y:auto}.page-editor__versions-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.page-editor__versions-header button{cursor:pointer;color:var(--muted);background:0 0;border:none;font-size:20px}.page-editor__versions-empty{color:var(--muted);text-align:center;padding:20px}.page-editor__versions-list{flex-direction:column;gap:8px;display:flex}.page-editor__version-item{background:var(--panel-soft);border-radius:8px;justify-content:space-between;align-items:center;padding:10px 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#2563eb33}.rich-block__callout--warning{background:#f59e0b14;border:1px solid #f59e0b33}.rich-block__callout--success{background:#22c55e14;border:1px solid #22c55e33}.rich-block__callout--danger{background:#dc262614;border:1px solid #dc262633}.rich-block__callout-select{border:1px solid var(--border);background:var(--panel);border-radius:4px;align-self:flex-start;padding:2px 6px;font-size:11px}.rich-block__callout-text{width:100%;color:var(--text);resize:none;background:0 0;border:none;outline:none;font-size:14px;line-height:1.5}.rich-block__divider{border:none;border-top:1px solid var(--border);margin:12px 0}.rich-block__media{flex-direction:column;gap:6px;display:flex}.rich-block__media-url{border:1px solid var(--border);background:var(--panel-soft);border-radius:6px;width:100%;padding:6px 10px;font-size:13px}.rich-block__media-caption{color:var(--muted);background:0 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12px;font-size:13px}.modal-panel__empty{text-align:center;color:var(--muted);padding:20px;font-size:13px}.collections-list{flex-direction:column;gap:6px;display:flex}.collection-card{background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:10px 12px;display:flex}.collection-card:hover{border-color:var(--primary)}.collection-card--selected{border-color:var(--primary);background:#2563eb0f}.collection-card__icon{font-size:20px}.collection-card__info{flex-direction:column;display:flex}.collection-card__info strong{color:var(--text);font-size:14px}.collection-card__info span{color:var(--muted);font-size:11px}.collection-detail{background:var(--panel-soft);border-radius:8px;margin-top:16px;padding:12px}.collection-detail h4{margin:0 0 12px;font-size:16px;font-weight:800}.collection-detail__section{margin-bottom:12px}.collection-detail__section h5{color:var(--muted);margin:0 0 6px;font-size:12px;font-weight:700}.collection-detail__list{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.collection-detail__list li{color:var(--text);background:var(--panel);border-radius:6px;padding:4px 8px;font-size:13px}.tags-grid{flex-wrap:wrap;gap:8px;display:flex}.tag-chip{border:1px solid;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:600;display:flex}.tag-chip__dot{border-radius:50%;width:8px;height:8px}.tag-color-picker{flex-wrap:wrap;gap:6px;padding:8px 0;display:flex}.tag-color-option{cursor:pointer;border:2px solid #0000;border-radius:50%;width:24px;height:24px}.tag-color-option--selected{border-color:var(--text)}.templates-list{flex-direction:column;gap:8px;display:flex}.template-card{background:var(--panel-soft);border:1px solid var(--border);border-radius:8px;justify-content:space-between;align-items:center;padding:12px;display:flex}.template-card__info{align-items:center;gap:10px;display:flex}.template-card__icon{font-size:20px}.template-card__info strong{color:var(--text);font-size:14px;display:block}.template-card__info p{color:var(--muted);margin:0;font-size:12px}.versions-list{flex-direction:column;gap:8px;display:flex}.version-item{background:var(--panel-soft);border-radius:8px;justify-content:space-between;align-items:center;padding:10px 12px;display:flex}.version-item__info{color:var(--muted);flex-direction:column;gap:2px;font-size:12px;display:flex}.version-item__info strong{color:var(--text);font-size:14px}[data-theme=dark] .rich-block__code-area{color:#e2e8f0;background:#1e293b;border-color:#334155}[data-theme=dark] .rich-block__paragraph,[data-theme=dark] .rich-block__heading-input,[data-theme=dark] .rich-block__list-input,[data-theme=dark] .rich-block__todo-text,[data-theme=dark] .rich-block__quote,[data-theme=dark] .rich-block__callout-text{color:var(--text)}[data-theme=dark] .rich-block__code-area{color:#e2e8f0}.db-panel{z-index:100;background:var(--bg);flex-direction:column;display:flex;position:fixed;inset:0}.db-panel__header{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 16px;display:flex}.db-panel__header-left{align-items:center;gap:12px;display:flex}.db-panel__header-left h3{margin:0;font-size:18px;font-weight:800}.db-panel__back{color:var(--primary);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px 12px;font-size:13px;font-weight:700}.db-panel__back:hover{background:var(--panel-soft)}.db-panel__create-form{background:var(--panel);border-bottom:1px solid var(--border);gap:8px;padding:8px 16px;display:flex}.db-panel__create-form input{border:1px solid var(--border);background:var(--panel-soft);border-radius:8px;flex:1;padding:8px 12px;font-size:13px}.db-panel__db-tabs{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;gap:4px;padding:8px 16px;display:flex;overflow-x:auto}.db-tab{color:var(--muted);background:var(--panel-soft);border:1px solid var(--border);cursor:pointer;white-space:nowrap;border-radius:8px;padding:6px 14px;font-size:13px;font-weight:700}.db-tab--active{color:var(--primary);border-color:var(--primary);background:#2563eb14}.db-panel__view-tabs{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;gap:2px;padding:6px 16px;display:flex;overflow-x:auto}.db-view-tab{color:var(--muted);cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;gap:4px;padding:5px 10px;font-size:12px;font-weight:600;display:flex}.db-view-tab:hover{background:var(--panel-soft)}.db-view-tab--active{color:var(--primary);background:#2563eb14;border-color:#2563eb33}.db-view-tab__icon{font-size:14px}.db-panel__toolbar{background:var(--panel);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:8px;padding:8px 16px;display:flex}.db-panel__record-count{color:var(--muted);margin-left:auto;font-size:12px}.db-panel__view-content{flex:1;padding:16px;overflow:auto}.db-panel__empty{text-align:center;color:var(--muted);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:40px;display:flex}.db-panel__empty-icon{margin-bottom:12px;font-size:48px}.db-view-empty{text-align:center;color:var(--muted);padding:40px;font-size:14px}.db-table-wrapper{background:var(--panel);border:1px solid var(--border);border-radius:12px;overflow-x:auto}.db-table{border-collapse:collapse;width:100%;font-size:13px}.db-table__header{text-align:left;color:var(--muted);border-bottom:2px solid var(--border);white-space:nowrap;background:var(--panel-soft);padding:8px 12px;font-size:12px;font-weight:800}.db-table__header--action{width:40px}.db-table__row{border-bottom:1px solid var(--border)}.db-table__row:hover{background:var(--panel-soft)}.db-table__cell{vertical-align:middle;padding:4px 8px}.db-table__cell--action{text-align:center;width:40px}.db-table__empty{text-align:center;color:var(--muted);padding:24px}.db-table__delete{width:24px;height:24px;color:var(--muted);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;font-size:14px}.db-table__row:hover .db-table__delete{opacity:1}.db-table__delete:hover{color:var(--danger);background:#dc26261a}.db-cell-input{width:100%;color:var(--text);background:0 0;border:1px solid #0000;border-radius:4px;outline:none;padding:4px 6px;font-size:13px}.db-cell-input:focus{border-color:var(--primary);background:var(--panel)}.db-cell-input--number{max-width:80px}.db-cell-checkbox{cursor:pointer}.db-cell-select{cursor:pointer;color:var(--text);background:0 0;border:1px solid #0000;border-radius:4px;padding:4px 6px;font-size:12px}.db-cell-select:focus{border-color:var(--primary)}.db-cell-select--mini{max-width:70px;font-size:10px}.db-cell-multi{flex-wrap:wrap;align-items:center;gap:4px;display:flex}.db-cell-tag{border:1px solid;border-radius:12px;padding:2px 8px;font-size:11px;font-weight:600}.db-cell-muted{color:var(--muted);font-size:12px}.db-board{gap:12px;padding-bottom:12px;display:flex;overflow-x:auto}.db-board__column{background:var(--panel);border:1px solid var(--border);border-radius:12px;flex-direction:column;flex-shrink:0;width:260px;display:flex}.db-board__column-header{border-bottom:1px solid var(--border);border-top:3px solid;align-items:center;gap:6px;padding:10px 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6px;font-size:11px}.db-board__column-empty{text-align:center;color:var(--muted);padding:12px;font-size:11px}.db-calendar{flex-direction:column;gap:12px;display:flex}.db-calendar__header{align-items:center;gap:8px;display:flex}.db-calendar__title{color:var(--text);text-align:center;flex:1;margin:0;font-size:18px;font-weight:800}.db-calendar__grid{background:var(--border);border:1px solid var(--border);border-radius:8px;grid-template-columns:repeat(7,1fr);gap:1px;display:grid;overflow:hidden}.db-calendar__day-header{color:var(--muted);background:var(--panel-soft);text-align:center;padding:6px 8px;font-size:11px;font-weight:800}.db-calendar__day{background:var(--panel);flex-direction:column;min-height:80px;padding:4px;display:flex}.db-calendar__day--empty{background:var(--panel-soft)}.db-calendar__day--today{background:#2563eb0a}.db-calendar__day-number{color:var(--muted);margin-bottom:2px;font-size:11px;font-weight:700}.db-calendar__day--today .db-calendar__day-number{color:var(--primary)}.db-calendar__events{flex-direction:column;gap:2px;display:flex;overflow:hidden}.db-calendar__event{color:var(--text);white-space:nowrap;text-overflow:ellipsis;background:#2563eb1a;border-radius:3px;padding:2px 4px;font-size:10px;font-weight:600;overflow:hidden}.db-timeline{flex-direction:column;gap:0;padding:16px 0;display:flex}.db-timeline__item{align-items:flex-start;display:flex;position:relative}.db-timeline__dot{background:var(--primary);border:2px solid var(--panel);z-index:1;border-radius:50%;flex-shrink:0;width:12px;height:12px;margin:4px 0 0 16px}.db-timeline__line{background:var(--border);width:2px;position:absolute;top:16px;bottom:-16px;left:21px}.db-timeline__item:last-child .db-timeline__line{display:none}.db-timeline__content{flex:1;padding:0 0 16px 16px}.db-timeline__date-input{border:1px solid var(--border);background:var(--panel-soft);border-radius:4px;margin-bottom:4px;padding:2px 6px;font-size:12px}.db-timeline__card{background:var(--panel);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:2px;padding:10px 14px;display:flex}.db-timeline__card strong{color:var(--text);font-size:14px}.db-timeline__date-label{color:var(--muted);font-size:11px}.db-gallery{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;display:grid}.db-gallery__card{background:var(--panel);border:1px solid var(--border);border-radius:12px;overflow:hidden}.db-gallery__card:hover{border-color:var(--primary)}.db-gallery__image{background:var(--panel-soft);justify-content:center;align-items:center;width:100%;height:140px;display:flex;position:relative;overflow:hidden}.db-gallery__image img{object-fit:cover;width:100%;height:100%}.db-gallery__placeholder{color:var(--muted);font-size:36px}.db-gallery__badge{color:#fff;border-radius:10px;padding:2px 8px;font-size:10px;font-weight:700;position:absolute;top:6px;right:6px}.db-gallery__info{padding:8px 12px}.db-gallery__name{width:100%;color:var(--text);background:0 0;border:none;outline:none;font-size:13px;font-weight:700}.db-list{flex-direction:column;gap:4px;display:flex}.db-list__item{background:var(--panel);border:1px solid var(--border);border-radius:8px;align-items:center;gap:8px;padding:10px 14px;display:flex}.db-list__item:hover{border-color:var(--primary)}.db-list__item-main{flex-direction:column;flex:1;gap:2px;display:flex}.db-list__name{color:var(--text);background:0 0;border:none;outline:none;font-size:14px;font-weight:700}.db-list__summary{color:var(--muted);font-size:11px}.db-list__delete{width:24px;height:24px;color:var(--muted);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;font-size:14px}.db-list__item:hover .db-list__delete{opacity:1}.db-list__delete:hover{color:var(--danger)}.db-tree{flex-direction:column;gap:2px;display:flex}.db-tree__node{border-radius:6px;align-items:center;gap:4px;padding:4px 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