/* 出口退税计算器：仅作用于 .tr-tool，不影响其他页面。 */
.tr-tool{padding:26px 0 56px}
.tr-tool .back-link{font-size:13px;color:var(--muted)}
.tr-tool .back-link:hover{color:var(--ink)}
.tr-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:14px 0 18px}
.tr-title{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.tr-title h1{font-size:30px;letter-spacing:-1px;margin:5px 0 0;line-height:1.3}
.tr-title p{font-size:14px;color:var(--muted);margin:0}
.tr-tool .button.secondary{background:#fff;border:1px solid var(--border);color:var(--ink);padding:7px 13px;font-size:13px;border-radius:6px;cursor:pointer;font-family:inherit;font-weight:600}
.tr-tool .button.secondary:hover{border-color:#b9c6d1;background:#f8fafb}
.tr-tool .button.secondary:disabled{opacity:.55;cursor:default}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* 模式切换 */
.tr-modebar{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px;border-bottom:1px solid var(--border)}
.tr-tabs{display:flex;gap:4px}
.tr-tabs button{border:0;background:none;font:inherit;font-size:15px;font-weight:600;color:#617283;padding:10px 14px 11px;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px}
.tr-tabs button small{font-size:12px;font-weight:500;color:#8a98a5;margin-left:2px}
.tr-tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.tr-tabs button:hover{color:var(--ink)}
.tr-toolbar{display:flex;gap:8px;padding-bottom:8px}

/* 面板与表格 */
.tr-panel{border:1px solid var(--border);border-radius:10px;background:#fff;padding:18px 20px;margin-bottom:16px;min-width:0}
.tr-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.tr-panel h2{font-size:17px;margin:0;letter-spacing:-.2px}
.tr-note{font-size:12px;color:var(--muted);margin:10px 0 0;line-height:1.7}
.tr-panel-head+.tr-note{margin:0 0 12px}
.tr-warn{font-size:12px;color:#875217;margin:-8px 0 14px}
.tr-panel .tr-warn{margin:8px 0 0}
.tr-table-wrap{position:relative;overflow-x:auto;margin:0 -4px}
.tr-table{width:100%;border-collapse:collapse;font-size:14px}
.tr-trade-table{min-width:980px}
.tr-prod-table{min-width:860px}
.tr-table th{font-size:12px;color:var(--muted);font-weight:600;text-align:left;padding:6px 4px;border-bottom:1px solid var(--border);white-space:nowrap}
.tr-table th small{font-weight:500;color:#8a98a5}
.tr-table td{padding:5px 4px;border-bottom:1px solid #f0f3f5;vertical-align:top}
.tr-table input,.tr-table select,.tr-field input,.tr-field select{width:100%;box-sizing:border-box;border:1px solid var(--border);border-radius:5px;padding:7px 8px;font:inherit;font-size:14px;color:var(--ink);background:#fff;min-width:0}
.tr-table input,.tr-table select,.tr-field input,.tr-field select{height:36px;line-height:20px;margin:0}
/* 下拉框统一外观：去掉系统样式（Safari 默认更矮、边框不同），自绘箭头，与输入框同高 */
.tr-table select,.tr-field select{-webkit-appearance:none;appearance:none;padding:7px 28px 7px 8px;cursor:pointer;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23617283' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 10px center}
.tr-table select::-ms-expand,.tr-field select::-ms-expand{display:none}
.tr-table input:focus,.tr-table select:focus,.tr-field input:focus,.tr-field select:focus{outline:2px solid rgba(246,154,18,.35);border-color:var(--accent)}
.tr-table input::placeholder{color:#9aa7b2}
.tr-table input[data-k="price"]::placeholder,.tr-table input[data-k="total"]::placeholder{color:#52687a;font-variant-numeric:tabular-nums}
.tr-table .c-idx{width:26px;color:#9aa7b2;font-size:12px;text-align:center;padding-top:14px}
.tr-trade-table .c-name{width:20%}
.tr-prod-table .c-name{width:22%}
.tr-table .c-name .tr-hs{margin-top:4px;font-size:13px;padding:5px 8px}
.tr-table .c-num{width:10%}
.tr-table .c-rate{width:86px}
.tr-table .c-rate select{width:100%}
.tr-pct{position:relative;display:block}
.tr-pct[hidden]{display:none}
.tr-pct input{padding-right:22px}
.tr-pct i{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-style:normal;font-size:13px;color:#8a98a5;pointer-events:none}
.tr-table .c-rate select+.tr-pct{margin-top:4px}
.tr-table .c-out{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--ink);font-weight:600;width:10%;padding-top:13px}
.tr-table th.c-out{text-align:right;padding-top:6px}
.tr-table .c-out.err{color:#875217;font-weight:500;font-size:12px;white-space:normal;text-align:left;min-width:110px}
.tr-table .c-del{width:30px;text-align:center;padding-top:9px}
.tr-table tr.has-error input{border-color:#e3b27a}
.tr-del{border:0;background:none;color:#9aa7b2;font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:4px}
.tr-del:hover{color:#be561f;background:#fbf0e8}
.tr-add{margin-top:10px;border:1px dashed #c9d4dd;background:#fbfcfd;color:#52687a;border-radius:6px;padding:8px 14px;font:inherit;font-size:14px;cursor:pointer;width:100%}
.tr-add:hover{border-color:var(--accent);color:var(--ink)}
.tr-add:disabled{cursor:default;opacity:.65}

/* 汇总 */
.tr-result-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:6px 0 10px}
.tr-result-bar h2{font-size:17px;margin:0}
.tr-result-bar>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.tr-copy-status{font-size:12px}
.tr-copy-status.ok{color:#1f6b4a}
.tr-copy-status.no{color:#875217}
.tr-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}
.tr-stat{border:1px solid var(--border);border-radius:10px;padding:14px 16px;background:#fff;display:flex;flex-direction:column;min-width:0}
.tr-stat span{font-size:13px;color:var(--muted)}
.tr-stat strong{font-size:26px;letter-spacing:-.5px;font-variant-numeric:tabular-nums;line-height:1.3;overflow-wrap:anywhere}
.tr-stat em{font-style:normal;font-size:12px;color:#8a98a5;line-height:1.5}
.tr-stat.main{background:var(--ink);border-color:var(--ink);color:#fff}
.tr-stat.main span,.tr-stat.main em{color:#b8c7d6}
.tr-stat.main strong{color:#fff}

/* 利润与换汇成本 */
.tr-profit{padding:0}
.tr-profit summary{cursor:pointer;padding:15px 20px;list-style:none;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tr-profit summary::-webkit-details-marker{display:none}
.tr-profit summary::before{content:"＋";color:var(--accent);font-weight:700}
.tr-profit[open] summary::before{content:"－"}
.tr-sum-title{font-size:17px;font-weight:700;letter-spacing:-.2px}
.tr-tag{font-size:11px;font-weight:600;color:#617283;background:var(--blue);border-radius:4px;padding:1px 6px;vertical-align:middle}
.tr-brief{font-size:13px;color:#9a4d12;margin-left:auto}
.tr-profit-body{padding:0 20px 18px}
.tr-profit-form,.tr-period-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:12px}
.tr-profit-form{grid-template-columns:repeat(2,minmax(0,1fr))}
.tr-field{display:flex;flex-direction:column;gap:4px;min-width:0}
.tr-field>span{font-size:12px;color:var(--muted);font-weight:600}
.tr-field small{font-weight:500;color:#8a98a5}
.tr-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:14px}
.tr-cards>div{background:var(--blue);border-radius:8px;padding:12px;display:flex;flex-direction:column;min-width:0}
.tr-cards span{font-size:12px;color:var(--muted)}
.tr-cards strong{font-size:21px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.tr-cards strong.neg{color:#be561f}
.tr-cards em{font-style:normal;font-size:12px;color:#8a98a5}
.tr-cards .charge{background:#fff4e3;box-shadow:inset 0 0 0 1px #f6c77d}
.tr-cards .charge strong{color:#9a4d12}
.tr-verdict{font-size:13px;border-radius:6px;padding:8px 12px;margin:10px 0 0}
.tr-verdict.ok{background:#e7f2ed;color:#1f6b4a}
.tr-verdict.no{background:#fbeee6;color:#be561f}

/* 汇率区块 */
.tr-fx{display:grid;grid-template-columns:minmax(0,200px) minmax(0,1fr);gap:12px;align-items:start;padding:12px;background:#f8fafb;border:1px solid #edf1f4;border-radius:8px;margin-bottom:12px}
.tr-profit-body .tr-fx{margin:4px 0 0}
.tr-fx-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tr-fx-row input{width:200px;max-width:100%;flex:0 1 auto}
.tr-fx-row input[hidden],.tr-fx-market[hidden]{display:none}
.tr-fx-market{font-size:15px;font-variant-numeric:tabular-nums}
.tr-fx-meta{font-size:12px;color:var(--muted);line-height:1.6}
.tr-fx-meta.bad{color:#875217}
.tr-seg{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:6px;overflow:hidden;font-size:13px;background:#fff}
.tr-seg button{border:0;border-left:1px solid var(--border);background:#fff;color:#52687a;padding:6px 11px;font:inherit;cursor:pointer}
.tr-seg button:first-child{border-left:0}
.tr-seg button[aria-pressed="true"]{background:var(--ink);color:#fff;font-weight:600}
.tr-seg button:disabled{cursor:default;opacity:.5}

/* 生产企业提示 */
.tr-alert{font-size:13px;line-height:1.7;background:#fff4e3;border:1px solid #f6c77d;color:#6e4210;border-radius:8px;padding:10px 14px;margin:0 0 14px}

/* 计算过程 */
.tr-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.tr-steps>.tr-note{grid-column:1/-1;margin:0}
.tr-step{background:#f8fafb;border:1px solid #edf1f4;border-radius:8px;padding:12px 14px;min-width:0}
.tr-step h3{font-size:14px;margin:0 0 6px}
.tr-step ol{margin:0;padding-left:18px;font-size:13px;line-height:1.75;color:#34495e;font-variant-numeric:tabular-nums}
.tr-step li{overflow-wrap:anywhere}

/* 政策说明 */
.tr-policy{border-left:3px solid var(--accent);background:#fff;padding:4px 0 4px 16px;margin:22px 0 0}
.tr-policy h2{font-size:15px;margin:0 0 6px}
.tr-policy p{font-size:13px;color:#52687a;line-height:1.8;margin:0 0 6px}
.tr-policy a{color:#be561f;text-decoration:underline}
.tr-tool .privacy-note{font-size:13px;color:var(--muted);margin-top:18px}

/* 页面内确认框 */
.tr-modal-open{overflow:hidden}
.tr-dialog{border:0;padding:0;border-radius:12px;width:min(420px,calc(100% - 32px));max-width:none;box-shadow:0 18px 50px rgba(18,45,75,.22);color:var(--ink);background:#fff}
.tr-dialog::backdrop{background:rgba(18,45,75,.42)}
.tr-dialog-card{padding:22px 22px 18px}
.tr-dialog h2{font-size:18px;margin:0 0 8px;letter-spacing:-.2px}
.tr-dialog p{font-size:14px;color:#52687a;margin:0 0 20px;line-height:1.7}
.tr-dialog-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.tr-dialog .button{padding:9px 16px;font-size:14px;border-radius:6px;cursor:pointer;font-family:inherit;font-weight:600;gap:0;border:1px solid transparent}
.tr-dialog .button.primary{background:var(--ink);color:#fff;box-shadow:none}

@media(max-width:950px){.tr-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.tr-steps{grid-template-columns:minmax(0,1fr)}}
@media(max-width:760px){
 .tr-heading>.badge{display:none}
 .tr-title{gap:4px}
 .tr-modebar{border-bottom:0;align-items:stretch}
 .tr-tabs{width:100%;border:1px solid var(--border);border-radius:8px;padding:3px;gap:3px}
 .tr-tabs button{flex:1;border:0;border-radius:6px;margin:0;padding:8px 6px;font-size:14px;line-height:1.35}
 .tr-tabs button small{display:block;margin:0}
 .tr-tabs button[aria-selected="true"]{background:var(--ink);color:#fff}
 .tr-tabs button[aria-selected="true"] small{color:#b8c7d6}
 .tr-toolbar{padding:0}
 .tr-panel{padding:14px}
 .tr-profit{padding:0}
 .tr-profit summary{padding:13px 14px}
 .tr-profit-body{padding:0 14px 14px}
 .tr-brief{margin-left:0;width:100%}
 .tr-stat strong{font-size:22px}
 .tr-fx{grid-template-columns:minmax(0,1fr)}
 .tr-profit-form,.tr-period-form,.tr-cards{grid-template-columns:minmax(0,1fr)}
 .tr-cards>div{flex-direction:row;align-items:baseline;gap:8px;flex-wrap:wrap}
 .tr-cards span{min-width:64px}
 .tr-table-wrap{overflow:visible;margin:0}
 .tr-trade-table,.tr-prod-table{min-width:0}
 .tr-table thead{display:none}
 .tr-table,.tr-table tbody{display:block}
 .tr-table tr{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:6px 8px;border:1px solid var(--border);border-radius:8px;padding:10px 10px 8px;margin-bottom:10px;position:relative}
 .tr-table td{display:flex;flex-direction:column;border:0;padding:0!important;width:auto!important;min-width:0;grid-column:span 2}
 .tr-table td[data-label]::before{content:attr(data-label);font-size:11px;color:var(--muted);margin-bottom:2px;font-weight:500}
 .tr-table .c-idx{position:absolute;top:10px;left:10px}
 .tr-table .c-name{grid-column:1/-1;padding-left:22px!important;padding-right:28px!important}
 .tr-table .c-name::before{display:none}
 .tr-table .c-rate{grid-column:span 3}
 .tr-table .c-out{grid-column:span 3;text-align:left;background:var(--blue);border-radius:5px;padding:5px 8px!important;white-space:normal;overflow-wrap:anywhere}
 .tr-table .c-out.err{grid-column:1/-1}
 .tr-prod-table .c-num{grid-column:1/-1}
 .tr-prod-table .c-out{grid-column:span 2}
 .tr-prod-table .c-out.err{grid-column:1/-1}
 .tr-table .c-del{position:absolute;top:4px;right:4px}
}