.ceiling-calc-container{margin-top:30px;width:100%;padding:0;position:relative}
.calc_result_table,.calc_input_table{width:100%;margin-bottom:15px;border-collapse:collapse}
.calc_result_table td,.calc_input_table td{padding:8px;vertical-align:top;border:none}
.calc_entry{font-weight:600;}
.calc_input input,.calc_input select{width:100%;padding:6px;margin-top:4px}
.calc_btn,.switchLW_btn,.print_btn{display:inline-block;padding:10px 14px;margin:4px 2px;border-radius:6px;background:#325aeb;color:#fff;font-size:14px;border:none;cursor:pointer}
.calc_btn:hover,.switchLW_btn:hover,.print_btn:hover{background:#2445b5}
.hint{font-size:11px;opacity:.8;margin-top:4px}

.calc_footer{text-align:center;margin-top:20px}
#canvas_area{width:100%;max-width:700px;margin:0 auto;position:relative}
#calc_canvas{width:100%;height:auto;display:block;border:1px solid #ccc}
#canvas_height,#canvas_width{font-weight:bold;position:absolute;font-size:12px;color:#000;background:rgba(255,255,255,0.7);padding:2px 4px;border-radius:4px}
#canvas_height{top:0;left:50%;transform:translateX(-50%)}
#canvas_width{top:50%;left:0;transform:translateY(-50%) rotate(-90deg)}

.terms{font-size:13px;margin-top:20px;text-align:center}
  .calc_input_table{table-layout:fixed;border:none}
.calc-flex-wrapper{display:flex;flex-wrap:wrap;gap:20px}
.calc_result_table,.calc_input_table{flex:1 1 300px}
.calc_result_table{border:none}

@media (max-width:767px){
  .calc_btn,.switchLW_btn,.print_btn{width:100%}
  .calc_result_table td{display:block;width:100%;padding:6px 4px}
  .calc_result_table tr{display:block;border:1px solid #ddd;margin-bottom:6px;border-radius:6px;background:#f9f9f9}
  .calc_result_table td:first-child{font-weight:600;background:#eee;border-bottom:1px solid #ddd}
  .calc_result_table td:last-child{font-size:15px;color:#325aeb}
  #canvas_height,#canvas_width{font-size:10px;padding:1px 3px}

  .calc_input_table tr{display:block;margin-bottom:10px}
  .calc_input_table td{display:block;width:100% !important;box-sizing:border-box}
}