#lb_visual_editor{display:block}.lb-mode{display:inline-flex;gap:2px;padding:3px;margin:0 0 10px;background:#e9ecef;border-radius:8px}.lb-mode input[type="radio"]{position:absolute;opacity:0;width:0;height:0}.lb-mode label{padding:6px 14px;font-size:13px;line-height:1.2;color:#495057;cursor:pointer;border-radius:6px;user-select:none;transition:background var(--transition,0.2s ease),color var(--transition,0.2s ease)}.lb-mode input:checked+label{background:#fff;color:var(--color-text,#1a1a1a);box-shadow:0 1px 3px rgba(0,0,0,0.15);font-weight:600}.lb-mode label:hover{color:#000}.lb-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:4px;padding:8px;margin:0 0 10px;background:#fff;border:1px solid var(--color-border,#dee2e6);border-radius:8px;box-shadow:0 1px 2px rgba(0,0,0,0.04)}.lb-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--color-text,#1a1a1a);cursor:pointer;font-size:14px;transition:background var(--transition,0.2s ease),border-color var(--transition,0.2s ease),color var(--transition,0.2s ease)}.lb-btn:hover{background:#f1f3f5;border-color:#e2e6ea}.lb-btn:active{transform:translateY(1px)}.lb-btn--active,.lb-btn--active:hover{background:var(--color-primary,#2cbbbb);border-color:var(--color-primary,#2cbbbb);color:#fff}.lb-btn[disabled]{opacity:0.4;cursor:default}.lb-icon{width:17px;height:17px;display:block;pointer-events:none}.lb-glyph{font-size:13px;line-height:1;font-weight:600}.lb-glyph--h{font-size:11px}.lb-glyph--math{font-weight:400;font-size:14px}.lb-super{vertical-align:super;font-size:9px}.lb-sub{vertical-align:sub;font-size:9px}.lb-sep{width:1px;height:20px;background:var(--color-border,#dee2e6);margin:0 5px;flex:0 0 auto}.lb-toolbar select{height:30px;border:1px solid var(--color-border,#dee2e6);border-radius:6px;background:#fff;color:var(--color-text,#1a1a1a);font-size:12px;padding:0 6px;max-width:130px}.lb-color-pick input[type="color"]{width:30px;height:30px;padding:2px;border:1px solid var(--color-border,#dee2e6);border-radius:6px;background:#fff;cursor:pointer}#editor.editor,.editor[contenteditable="true"]{display:block;width:100%;min-height:220px;padding:14px;border:1px solid var(--color-border,#dee2e6);border-radius:8px;background:#fff;color:var(--color-text,#1a1a1a);font-size:15px;line-height:1.6;box-shadow:inset 0 1px 2px rgba(0,0,0,0.03)}.editor:focus{outline:2px solid var(--color-primary,#2cbbbb);outline-offset:-1px}.editor:empty::before{content:attr(data-placeholder);color:#a8adb3;pointer-events:none}.editor img{max-width:100%;height:auto}.lb-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}.lb-gallery-item{position:relative;display:block;padding:0;border:1px solid var(--color-border,#dee2e6);border-radius:8px;overflow:hidden;background:#f8f9fa;cursor:pointer;aspect-ratio:1 / 1}.lb-gallery-item img{width:100%;height:100%;object-fit:cover;display:block}.lb-gallery-item__add{position:absolute;right:6px;bottom:6px;width:24px;height:24px;border-radius:50%;background:var(--color-primary,#2cbbbb);color:#fff;font-size:15px;line-height:23px;text-align:center;opacity:0;transition:opacity var(--transition,0.2s ease)}.lb-gallery-item:hover{border-color:var(--color-primary,#2cbbbb)}.lb-gallery-item:hover .lb-gallery-item__add{opacity:1}.lb-gallery-empty{color:var(--color-text-muted,#666);text-align:center;padding:24px 0}@media (max-width:640px){.lb-toolbar{padding:6px;gap:3px}.lb-btn{width:28px;height:28px}}