.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal{background:#fff;border-radius:10px;width:100%;max-width:380px;max-height:80vh;overflow-y:auto;box-shadow:0 10px 40px rgba(0,0,0,.2)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #eee}.modal-header h2{font-size:16px;margin:0}.modal-close{border:none;background:none;font-size:20px;line-height:1;padding:0;cursor:pointer;color:#888}.modal-close:hover{color:#333;background:none}.modal-body{padding:16px 20px}.modal-subtitle{font-size:13px;color:#666;margin:0 0 14px}.column-options{display:flex;flex-direction:column;gap:10px}.column-option{display:flex;align-items:center;gap:8px;font-size:14px;cursor:pointer}.column-option input{cursor:pointer}.modal-footer{display:flex;justify-content:space-between;gap:8px;padding:12px 20px 16px;border-top:1px solid #eee}