:root{--bg-color:#fff;--text-color:#333;--border-color:#ddd;--hover-color:#f5f5f5;--selected-color:#b65727;--secondary-text:#666}body.is-dark{--bg-color:#1a1a1a;--text-color:#fff;--border-color:#444;--hover-color:#2a2a2a;--selected-color:#b65727;--secondary-text:#999}.multiselect{background:var(--bg-color);border:1px solid var(--border-color);border-radius:4px;margin:0 auto;max-width:400px;transition:all .3s ease;width:100%}.selected-section{border-bottom:1px solid var(--border-color);display:none;min-height:24px;padding:12px}.selected-text{font-size:14px;line-height:1.4}.placeholder{color:var(--secondary-text)}.options-list{max-height:60vh;overflow-y:auto;padding:8px 0}.group-label{background:var(--hover-color);font-weight:bolder;padding:8px 12px;position:sticky;top:-8px;z-index:1}.group-label,.option{transition:background-color .3s}.option{align-items:center;cursor:pointer;display:flex;padding:8px 12px 8px 24px}.option:hover{background:var(--hover-color)}.option.selected{background:var(--selected-color);color:#fff!important}.option input[type=checkbox]{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:2px solid var(--border-color);border-radius:3px;cursor:pointer;height:16px;margin-right:8px;position:relative;transition:all .2s ease;width:16px}.option input[type=checkbox]:checked:after{color:#000!important;content:"✓";font-size:12px;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%)}.option>span{margin-right:8px}.option.selected>span{color:#fff!important}