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#e5e7eb);border-radius:4px;padding:6px 10px;font-size:14px;width:300px;outline:none;background:var(--color-bg-primary, white);color:var(--color-text-primary, #050505)}.link-dialog input:focus{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f61a}.link-dialog button{padding:6px 10px;border-radius:4px;border:none;cursor:pointer;font-size:14px;font-weight:600;transition:all .2s}.link-dialog .link-confirm{background:#10b981;color:#fff}.link-dialog .link-confirm:hover{background:#059669}.link-dialog .link-cancel{background:#ef4444;color:#fff}.link-dialog .link-cancel:hover{background:#dc2626}.dark-mode .playground-lexical-editor{border-color:var(--color-border-secondary, #374151);background:var(--color-bg-primary, #111827)}.dark-mode .toolbar{background:var(--color-bg-secondary, #1f2937);border-bottom-color:var(--color-border-secondary, #374151)}.dark-mode .toolbar-item{color:var(--color-text-primary, #f9fafb)}.dark-mode 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