.refund-calculator{max-width:1400px;margin:0 auto}@media(min-width:1100px){.refund-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 20px;align-items:start}.refund-form>.calc-btn{grid-column:1 / -1}}.refund-form{background:#fff;border-radius:16px;padding:32px;box-shadow:0 2px 12px #0000000f}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:14px;font-weight:500;color:var(--text-primary, #333);margin-bottom:8px}.form-group input,.form-group select{width:100%;padding:12px 16px;border:1px solid #e5e5e5;border-radius:8px;font-size:15px;color:var(--text-primary, #333);background:#fff;transition:border-color .2s;box-sizing:border-box}.form-group input:focus,.form-group select:focus{outline:none;border-color:#ff4d4f}.form-group .hint{display:block;font-size:12px;color:#999;margin-top:4px}.calc-btn{width:100%;padding:14px;background:linear-gradient(135deg,#ff4d4f,#ff7875);color:#fff;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.calc-btn:hover{transform:translateY(-2px);box-shadow:0 4px 16px #ff4d4f4d}.refund-result{margin-top:24px;background:#fff;border-radius:16px;padding:32px;box-shadow:0 2px 12px #0000000f}.result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.result-header h2{font-size:18px;font-weight:600;color:var(--text-primary, #333);margin:0}.badge{padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600}.badge.success{background:#f6ffed;color:#52c41a}.badge.warning{background:#fffbe6;color:#faad14}.badge.danger{background:#fff2f0;color:#ff4d4f}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}.result-item{background:#fafafa;padding:16px;border-radius:12px;text-align:center}.result-item.highlight{background:linear-gradient(135deg,#fff2f0,#fff7e6)}.result-item label{display:block;font-size:12px;color:#999;margin-bottom:8px}.result-item .value{font-size:20px;font-weight:700;color:#ff4d4f}.loss-breakdown{background:#fafafa;padding:20px;border-radius:12px;margin-bottom:24px}.loss-breakdown h3{font-size:14px;font-weight:600;color:var(--text-primary, #333);margin:0 0 16px}.breakdown-list{display:flex;flex-direction:column;gap:12px}.breakdown-item{display:flex;align-items:center;padding:12px 16px;background:#fff;border-radius:8px}.breakdown-label{flex:1;font-size:14px;color:var(--text-secondary, #666)}.breakdown-value{font-size:16px;font-weight:600;color:var(--text-primary, #333);margin-right:12px}.breakdown-percent{font-size:12px;color:#999;background:#f5f5f5;padding:2px 8px;border-radius:4px}.loss-tips{background:#f6ffed;padding:20px;border-radius:12px}.loss-tips h3{font-size:14px;font-weight:600;color:#52c41a;margin:0 0 12px}.loss-tips ul{margin:0;padding-left:20px}.loss-tips li{font-size:13px;color:var(--text-secondary, #666);line-height:1.8}@media(max-width:768px){.result-grid{grid-template-columns:repeat(2,1fr)}.refund-form,.refund-result{padding:20px}}@media(max-width:480px){.result-grid{grid-template-columns:1fr}}