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svg{flex-shrink:0}.page-context-menu-item:hover{background:var(--bg-hover)}.page-context-menu-item.danger{color:#ef4444}.page-context-menu-item.danger:hover{background:#fee2e2}.page-card-checkbox{position:absolute;top:8px;right:8px;width:20px;height:20px;border-radius:50%;border:2px solid var(--border-strong);background:#fffc;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:all var(--transition-fast)}.page-card-checkbox.checked{background:var(--accent);border-color:var(--accent);box-shadow:0 2px 5px #6366f14d}.bulk-select-banner{display:flex;flex-direction:column;gap:6px;padding:10px 12px;background:var(--bg-hover);border-bottom:1px solid var(--border)}.selected-count-label{font-size:13px;font-weight:700;color:var(--text-primary)}.bulk-banner-actions{display:flex;gap:8px}.bulk-banner-btn{background:transparent;border:none;color:var(--accent);font-size:11px;font-weight:600;cursor:pointer;padding:0}.bulk-banner-btn:hover{text-decoration:underline}.bulk-actions-panel{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:8px}.bulk-action-btn{flex:1;min-width:70px;height:34px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;cursor:pointer;border:1px solid var(--border-strong);background:var(--bg-elevated);color:var(--text-primary);transition:all var(--transition-fast)}.bulk-action-btn:hover{background:var(--bg-hover);border-color:var(--accent);color:var(--accent)}.bulk-action-btn.danger{color:#ef4444}.bulk-action-btn.danger:hover{background:#fee2e2;border-color:#ef4444}.bulk-action-btn.secondary{border-color:transparent;background:transparent;color:var(--text-secondary)}.bulk-action-btn.secondary:hover{background:var(--bg-hover)}.context-menu{position:absolute;display:flex;align-items:center;background:var(--glass-bg-strong);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border);box-shadow:var(--shadow-lg);border-radius:var(--radius-md);padding:3px;gap:1px;z-index:var(--z-context-menu);pointer-events:auto;animation:context-menu-in .15s ease}@keyframes context-menu-in{0%{opacity:0;transform:translate(-50%,4px) scale(.96)}to{opacity:1;transform:translate(-50%) scale(1)}}.context-menu-btn{background:none;border:none;padding:6px 10px;font-size:var(--font-size-sm);font-family:var(--font-family);color:var(--text-primary);cursor:pointer;border-radius:var(--radius-xs);font-weight:500;white-space:nowrap;transition:background var(--transition-fast)}.context-menu-btn:hover{background:var(--bg-hover)}.context-menu-btn:active{background:var(--bg-active)}.context-menu-btn.danger{color:var(--error)}.context-menu-caret{position:absolute;bottom:-6px;left:50%;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:6px solid var(--glass-bg-strong);filter:drop-shadow(0px 1px 1px rgba(0,0,0,.06))}.page-indicator{position:absolute;bottom:20px;right:20px;display:flex;flex-direction:column;align-items:center;gap:2px;z-index:var(--z-page-indicator);transition:opacity .3s ease,right .3s ease;pointer-events:auto}.page-indicator.sidebar-open{right:calc(var(--sidebar-width) + 20px)}.page-nav-btn{width:28px;height:22px;display:flex;align-items:center;justify-content:center;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border);border-radius:var(--radius-xs);cursor:pointer;color:var(--text-secondary);transition:all var(--transition-fast);font-size:12px}.page-nav-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.page-nav-btn:active{background:var(--bg-active)}.page-counter{display:flex;flex-direction:column;align-items:center;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 8px;font-size:var(--font-size-xs);font-weight:600;color:var(--text-secondary);font-variant-numeric:tabular-nums;line-height:1.2;min-width:28px;text-align:center}.page-counter-current,.page-counter-input{font-size:14px;font-weight:700;color:var(--text-primary);border:none;background:transparent;outline:none;width:24px;text-align:center;padding:0;margin:0;font-family:inherit}.page-counter-total{font-size:10px;color:var(--text-tertiary)}.toast-container{position:fixed;top:calc(var(--toolbar-height) + 12px);left:50%;transform:translate(-50%);z-index:var(--z-toast);display:flex;flex-direction:column;gap:6px;pointer-events:none;max-width:360px}.toast{padding:8px 16px;border-radius:var(--radius-lg);background:var(--glass-bg-strong);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border);box-shadow:var(--shadow-md);font-size:var(--font-size-sm);color:var(--text-primary);animation:toast-in .2s ease,toast-out .2s ease forwards;animation-delay:0ms,2.75s;pointer-events:auto;text-align:center;font-weight:500}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--error)}.toast.info{border-left:3px solid var(--accent)}@keyframes toast-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes toast-out{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-8px)}}.close-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);border:none;border-radius:50%;cursor:pointer;color:var(--text-secondary);font-size:14px;transition:all var(--transition-fast);flex-shrink:0}.close-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.close-btn svg{width:14px;height:14px}.badge{position:absolute;top:2px;right:2px;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;font-size:9px;font-weight:700;border-radius:8px;padding:0 4px;pointer-events:none}.mode-toggle-inline{display:flex;align-items:center;margin:0 4px}.mode-toggle-btn{padding:4px 10px;font-size:12px;font-family:var(--font-family);font-weight:500;background:transparent;border:1px solid var(--border-strong);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);height:26px;display:flex;align-items:center;white-space:nowrap}.mode-toggle-btn:first-child{border-radius:var(--radius-sm) 0 0 var(--radius-sm);border-right:none}.mode-toggle-btn:last-child{border-radius:0 var(--radius-sm) var(--radius-sm) 0}.mode-toggle-btn:hover:not(.active){background:var(--bg-hover)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#00000026;border-radius:2px}.dashboard-container{display:flex;width:100%;height:100%;background:var(--bg-primary);overflow:hidden;font-family:var(--font-family)}.dashboard-sidebar{width:280px;background:var(--bg-secondary);border-right:1.5px solid var(--border);display:flex;flex-direction:column;height:100%;flex-shrink:0;box-sizing:border-box}.sidebar-top{padding:24px 20px 8px;display:flex;justify-content:flex-start;align-items:center}.settings-gear-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:background var(--transition-fast),color var(--transition-fast);padding:0}.settings-gear-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.settings-gear-btn svg{width:22px;height:22px}.sidebar-search-container{padding:8px 16px 12px}.search-input-wrapper{position:relative;width:100%;display:flex;align-items:center;background:#7676801f;border-radius:10px;padding:0 10px;height:36px;border:1px solid transparent;transition:border var(--transition-fast),background var(--transition-fast)}.search-input-wrapper:focus-within{border-color:var(--accent);background:#fff;box-shadow:0 0 0 2px var(--accent-light)}.search-icon{width:16px;height:16px;color:var(--text-secondary);margin-right:8px}.search-input-wrapper input{flex:1;background:transparent;border:none;outline:none;font-family:var(--font-family);font-size:var(--font-size-md);color:var(--text-primary);width:100%}.clear-search-btn{background:#00000026;border:none;width:16px;height:16px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;cursor:pointer;margin-left:4px}.sidebar-menu{flex:1;overflow-y:auto;padding:8px 12px;display:flex;flex-direction:column;gap:2px}.menu-link{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 12px;background:transparent;border:none;border-radius:10px;cursor:pointer;color:var(--text-primary);font-family:var(--font-family);font-weight:500;font-size:15px;transition:background var(--transition-fast),color var(--transition-fast);text-align:left}.menu-link>*:not(.folder-delete-action){pointer-events:none}@media(hover:hover){.menu-link:hover{background:var(--bg-hover)}}.menu-link.active{background:var(--accent-muted);color:var(--accent)}.menu-link-left{display:flex;align-items:center;gap:12px}.menu-link-icon{display:flex;align-items:center;color:var(--accent)}.menu-link-icon svg{width:20px;height:20px}.menu-badge{background:#0000000f;padding:2px 8px;border-radius:12px;font-size:12px;color:var(--text-secondary);font-weight:500}.menu-link.active .menu-badge{background:#007aff26;color:var(--accent)}.folders-header{display:flex;align-items:center;justify-content:space-between;padding:18px 12px 6px;font-size:13px;text-transform:uppercase;letter-spacing:.5px;font-weight:600;color:var(--text-secondary)}.add-folder-plus{background:transparent;border:none;font-size:18px;color:var(--accent);cursor:pointer;line-height:1}.folders-list{display:flex;flex-direction:column;gap:2px}.empty-folders-text{font-size:12px;color:var(--text-tertiary);padding:4px 12px}.folder-link{position:relative;padding-right:32px}.folder-color-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.folder-note-count{font-size:12px;color:var(--text-tertiary)}.folder-delete-action{position:absolute;right:12px;top:50%;transform:translateY(-50%);display:none;color:var(--text-tertiary);cursor:pointer}@media(hover:hover){.folder-link:hover .folder-delete-action{display:flex}}@media(hover:none){.folder-link.active .folder-delete-action{display:flex}}.folder-delete-action:hover{color:var(--error)}.promo-box{background:var(--bg-elevated);border:1px solid var(--border);box-shadow:0 4px 16px #0000000f;border-radius:14px;padding:16px;margin:16px 12px 24px;position:relative;border-left:4px solid var(--accent)}.promo-close-btn{position:absolute;top:8px;right:10px;background:transparent;border:none;font-size:18px;color:var(--text-tertiary);cursor:pointer;line-height:1}.promo-close-btn:hover{color:var(--text-primary)}.promo-box h4{font-size:14px;font-weight:700;margin-bottom:6px;color:var(--text-primary)}.promo-box p{font-size:12px;line-height:1.5;color:var(--text-secondary);margin-bottom:12px}.promo-unlock-btn{width:100%;height:32px;background:var(--bg-elevated);border:1.5px solid var(--accent);color:var(--accent);border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:all var(--transition-fast)}.promo-unlock-btn:hover{background:var(--accent);color:#fff}.dashboard-main{flex:1;background:var(--bg-elevated);display:flex;flex-direction:column;overflow:hidden}.dashboard-header{display:flex;justify-content:space-between;align-items:flex-start;padding:32px 32px 16px;border-bottom:1px solid var(--border)}.header-left h1{font-size:32px;font-weight:800;color:var(--text-primary);margin-bottom:16px;letter-spacing:-.5px}.header-sub-tabs{display:flex;gap:16px}.sub-tab-btn{background:transparent;border:none;font-size:14px;font-weight:600;color:var(--text-secondary);cursor:pointer;padding-bottom:8px;border-bottom:2px solid transparent;transition:all var(--transition-fast)}.sub-tab-btn:hover{color:var(--text-primary)}.sub-tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.header-right{display:flex;align-items:center;gap:12px}.info-more-btn{background:transparent;border:none;color:var(--accent);cursor:pointer;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background var(--transition-fast)}.info-more-btn:hover{background:var(--accent-light)}.info-more-btn svg{width:22px;height:22px}.new-note-btn{display:flex;align-items:center;gap:6px;height:38px;padding:0 18px;background:var(--accent);color:#fff;border:none;border-radius:19px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 2px 6px #007aff33;transition:background var(--transition-fast),transform var(--transition-fast)}.new-note-btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.new-note-icon{font-size:16px;font-weight:700}.notes-grid-container{flex:1;overflow-y:auto;padding:24px 32px 32px}.empty-notes-view{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-secondary);text-align:center;padding-bottom:60px}.empty-icon{width:64px;height:64px;color:var(--text-tertiary);margin-bottom:16px}.empty-notes-view h3{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.notes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:24px}.note-card{display:flex;flex-direction:column;background:var(--bg-elevated);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:transform var(--transition-normal),box-shadow var(--transition-normal);border:1px solid var(--border);position:relative}.note-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-hover)}.note-card-thumbnail{width:100%;aspect-ratio:1 / 1.3;background:var(--bg-secondary);border-bottom:1.5px solid var(--border);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.note-card-thumbnail img{width:100%;height:100%;object-fit:cover}.blank-thumbnail-preview{width:100%;height:100%;background:var(--bg-elevated);padding:12px}.thumbnail-lines{display:flex;flex-direction:column;gap:12px;padding-top:10px}.thumbnail-lines div{height:1.5px;background:#eef2f6;width:100%}.thumbnail-lines div:nth-child(2n){width:80%}.favorite-indicator-badge{position:absolute;top:8px;right:8px;background:var(--bg-elevated);border:1.5px solid #ffa500;color:#ffb700;width:24px;height:24px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;box-shadow:0 2px 6px #00000014;pointer-events:none}.note-card-info{padding:12px;display:flex;align-items:center;justify-content:space-between;gap:8px;position:relative}.note-card-details{flex:1;min-width:0}.note-card-title{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.note-card-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.note-card-date{font-size:11px;color:var(--text-secondary)}.note-card-folder-tag{font-size:9px;font-weight:700;padding:1px 5px;border:1px solid;border-radius:4px;text-transform:uppercase}.note-action-trigger{background:transparent;border:none;color:var(--text-tertiary);cursor:pointer;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background var(--transition-fast),color var(--transition-fast);flex-shrink:0;padding:0}.note-action-trigger:hover{background:var(--bg-hover);color:var(--text-primary)}.note-card-dropdown{position:absolute;bottom:calc(100% + 4px);right:10px;width:150px;background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:4px;z-index:10;display:flex;flex-direction:column}.note-card-dropdown button{background:transparent;border:none;padding:8px 10px;font-size:13px;font-family:var(--font-family);text-align:left;cursor:pointer;border-radius:var(--radius-sm);color:var(--text-primary);transition:background var(--transition-fast);width:100%}.note-card-dropdown button:hover{background:var(--bg-hover)}.note-card-dropdown .danger-action{color:var(--error)}.note-card-dropdown .danger-action:hover{background:#ff3b3014}.dropdown-divider{height:1px;background:var(--border);margin:4px 0}.dashboard-modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#0006;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal)}.dashboard-modal{background:var(--bg-elevated);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:90%;max-width:400px;overflow:hidden}.dashboard-modal.payment-modal{max-width:440px}.modal-header{padding:16px 20px;border-bottom:1.5px solid var(--border);display:flex;justify-content:space-between;align-items:center}.modal-header h3{font-size:16px;font-weight:700;color:var(--text-primary)}.modal-close{background:transparent;border:none;font-size:22px;color:var(--text-tertiary);cursor:pointer;line-height:1}.modal-close:hover{color:var(--text-primary)}.modal-body{padding:20px}.modal-body label{font-size:12px;font-weight:600;color:var(--text-secondary)}.modal-body input[type=text]{width:100%;height:38px;border-radius:var(--radius-md);border:1px solid var(--border-strong);padding:0 12px;font-size:var(--font-size-md);font-family:var(--font-family);margin-top:6px;outline:none;transition:border-color var(--transition-fast)}.modal-body input[type=text]:focus{border-color:var(--accent)}.folder-color-selection{display:flex;gap:12px;margin-top:10px}.color-selection-btn{width:32px;height:32px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform var(--transition-fast)}.color-selection-btn:hover{transform:scale(1.1)}.color-selection-btn.active{border-color:#fff;box-shadow:0 0 0 2.5px var(--accent)}.folder-move-option-btn{width:100%;height:44px;display:flex;align-items:center;background:transparent;border:none;border-bottom:1px solid var(--border);font-size:14px;font-family:var(--font-family);cursor:pointer;padding:0 12px;color:var(--text-primary);text-align:left}.folder-move-option-btn:hover{background:var(--bg-hover)}.folder-move-option-btn.active{font-weight:600;color:var(--accent);background:var(--accent-muted)}.settings-section h4{font-size:13px;text-transform:uppercase;color:var(--text-secondary);letter-spacing:.5px;margin-bottom:8px;border-bottom:1px solid var(--border);padding-bottom:4px}.settings-section p{font-size:13px;line-height:1.6;margin-bottom:6px}.modal-footer{padding:16px 20px;background:var(--bg-primary);display:flex;justify-content:flex-end;gap:12px;border-top:1px solid var(--border)}.btn-cancel{height:36px;padding:0 16px;background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:8px;font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.btn-cancel:hover{background:var(--bg-secondary)}.btn-confirm{height:36px;padding:0 20px;background:var(--accent);border:none;border-radius:8px;font-size:13px;font-weight:600;color:#fff;cursor:pointer;transition:background var(--transition-fast)}.btn-confirm:hover{background:var(--accent-hover)}.text-center{text-align:center}.premium-crown-icon{font-size:48px;margin-bottom:12px}.pricing-box{background:var(--bg-primary);border-radius:12px;padding:18px;margin-bottom:24px;display:flex;flex-direction:column;align-items:center;border:1px dashed var(--accent)}.original-price{font-size:13px;color:var(--text-tertiary);text-decoration:line-through}.discount-badge{background:var(--error);color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:4px;text-transform:uppercase;margin:4px 0 8px}.pricing-box h2{font-size:28px;font-weight:800;color:var(--text-primary)}.mock-payment-form{width:100%}.pay-btn{width:100%;height:44px;background:var(--accent);color:#fff;border:none;border-radius:10px;font-size:15px;font-weight:700;cursor:pointer;transition:background var(--transition-fast)}.pay-btn:hover{background:var(--accent-hover)}.animate-scale-in{animation:scale-in .2s cubic-bezier(.34,1.56,.64,1)}.animate-fade-in{animation:fade-in .25s ease}@keyframes scale-in{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.note-card-select-overlay{position:absolute;top:12px;left:12px;width:24px;height:24px;border-radius:50%;border:2px solid #aeaeb2;background-color:#fffffff2;display:flex;align-items:center;justify-content:center;z-index:5;transition:all var(--transition-fast);box-shadow:0 1px 3px #0000001a}.note-card.selected .note-card-select-overlay{background-color:var(--accent);border-color:var(--accent)}.note-card-select-overlay svg{width:14px;height:14px;color:#fff;opacity:0;transform:scale(.6);transition:all var(--transition-fast)}.note-card.selected .note-card-select-overlay svg{opacity:1;transform:scale(1)}.selection-bottom-bar{position:fixed;bottom:24px;left:calc(280px + (100% - 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.15s}.study-quiz-option:not(:disabled):hover{border-color:var(--accent)}.study-quiz-option.correct{background:#34c75929;border-color:#34c759;color:#1c1c1e;font-weight:600}.study-quiz-option.wrong{background:#ff453a24;border-color:#ff453a}.study-quiz-option:disabled{cursor:default}.study-match-done{font-size:13px;font-weight:700;color:#34c759;margin-bottom:8px}.study-match-grid{display:flex;gap:10px}.study-match-grid.wrong-flash{animation:study-shake .4s}@keyframes study-shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.study-match-col{flex:1;display:flex;flex-direction:column;gap:8px}.study-match-card{padding:12px 10px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-page);color:var(--text-primary);font-size:13px;font-weight:500;cursor:pointer;text-align:center;transition:all .15s}.study-match-card:not(:disabled):hover{border-color:var(--accent)}.study-match-card.selected{border-color:var(--accent);background:var(--accent-light);font-weight:700}.study-match-card.matched{background:#34c75929;border-color:#34c759;color:#1c1c1e;cursor:default;opacity:.85}.beautify-options{padding:4px 2px 6px}.beautify-options-header{font-weight:700;font-size:14px;color:var(--text-primary);margin-bottom:10px}.beautify-options-group{margin-bottom:12px}.beautify-options-label{display:block;font-size:11px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:6px}.beautify-options-hint{display:block;font-size:11px;color:var(--text-secondary);margin-top:6px;line-height:1.4}.mode-toggle-row{display:flex;gap:6px}.mode-toggle-btn{flex:1;padding:8px 10px;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-app);color:var(--text-primary);font-size:13px;font-weight:600;cursor:pointer;transition:all 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18px}.drawer-note-card{display:flex;gap:10px;padding:8px;border-radius:10px;cursor:grab;align-items:center}.drawer-note-card:hover{background:var(--bg-hover)}.drawer-note-card.current{outline:2px solid var(--accent)}.drawer-note-thumb{width:48px;height:60px;flex-shrink:0;border-radius:6px;overflow:hidden;background:var(--bg-page);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--text-tertiary)}.drawer-note-thumb img{width:100%;height:100%;object-fit:cover}.drawer-note-meta{flex:1;min-width:0}.drawer-note-title{display:block;font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:6px}.drawer-note-actions{display:flex;gap:6px}.drawer-note-actions button{font-size:11px;font-weight:600;padding:4px 8px;border-radius:6px;border:1px solid var(--border-color);background:var(--bg-page);color:var(--accent);cursor:pointer}.drawer-note-actions button:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.drawer-empty{padding:24px;text-align:center;color:var(--text-tertiary);font-size:13px}.split-dropzone{position:absolute;z-index:1480;display:flex;align-items:center;justify-content:center;border:3px dashed var(--accent);background:var(--accent-light);color:var(--accent);font-weight:700;font-size:16px;border-radius:14px;margin:10px;opacity:.7}.split-dropzone.hover{opacity:1;background:#007aff2e}.split-dropzone.right{top:0;right:0;width:45%;height:100%}.split-dropzone.bottom{left:0;bottom:0;width:100%;height:40%}.highlight-region{border-radius:6px;background:#ffd60a4d;box-shadow:0 0 0 2px #ffb800e6,0 0 18px #ffb8008c;animation:highlight-pulse 1s ease-in-out infinite}@keyframes highlight-pulse{0%,to{background:#ffd60a4d;box-shadow:0 0 0 2px #ffb800e6,0 0 18px #ffb80073}50%{background:#ffd60a7a;box-shadow:0 0 0 3px #ffb800,0 0 26px #ffb800b3}}.sub-bar-text-btn{height:30px;padding:0 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.05))}.sub-bar-checkbox-label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--text-primary);cursor:pointer;-webkit-user-select:none;user-select:none}.sub-bar-checkbox{width:15px;height:15px;border-radius:4px;border:1.5px solid var(--border-strong, rgba(0,0,0,.15));cursor:pointer;accent-color:var(--accent);margin:0}.sub-bar-beautify-icon-btn{width:32px!important;height:32px!important;border-radius:6px!important}.prompt-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000052;z-index:6000;display:flex;align-items:center;justify-content:center}.prompt-modal{width:380px;max-width:90vw;background:var(--bg-page);border-radius:16px;box-shadow:var(--shadow-xl);padding:20px}.prompt-modal-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:12px}.prompt-modal-input{width:100%;box-sizing:border-box;padding:11px 13px;border:1px solid var(--border-strong);border-radius:10px;background:var(--bg-app);color:var(--text-primary);font-size:15px;outline:none}.prompt-modal-input:focus{border-color:var(--accent)}.prompt-modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.prompt-modal-btn{padding:9px 18px;border-radius:9px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid var(--border-color);background:var(--bg-app);color:var(--text-primary)}.prompt-modal-btn.ok{background:var(--accent);border-color:var(--accent);color:#fff}.study-quiz-options-config{display:flex;flex-direction:column;gap:10px;margin:10px 0 4px;text-align:left}.study-option-group{display:flex;flex-direction:column;gap:6px}.study-option-label{font-size:11px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:var(--text-tertiary)}.study-option-pills{display:flex;gap:6px}.study-option-pill{flex:1;padding:7px 0;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-app);color:var(--text-primary);font-size:13px;font-weight:600;cursor:pointer}.study-option-pill.active{background:var(--accent);border-color:var(--accent);color:#fff}