:root{
  --bg:#f5f7fb; --card:#fff; --ink:#141a24; --muted:#69727f; --line:#e6eaf1;
  --brand:#1f4e78; --brand2:#2f7ec4; --accent:#0b8f6a;
  --jf:#0b8f6a; --cainiao:#d97706; --suzhou:#2563eb; --manual:#7c3aed;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 6px 20px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","PingFang SC","Microsoft YaHei",Roboto,sans-serif}
h1,h2{margin:0}
.wrap{max-width:1220px;margin:0 auto;padding:0 20px}

/* ---------- hero ---------- */
.hero{background:linear-gradient(135deg,#12304d 0%,#1f4e78 45%,#2f7ec4 100%);color:#fff;padding:30px 0 22px;
  box-shadow:0 10px 30px rgba(18,48,77,.25)}
.hero-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}
.hero h1{font-size:26px;letter-spacing:.2px;font-weight:650}
.subtitle{margin:6px 0 0;opacity:.82;font-size:14px}
.sync-badge{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);padding:7px 13px;border-radius:999px;font-size:12.5px;white-space:nowrap}
.sync-badge .dot{width:7px;height:7px;border-radius:50%;background:#7ef0b8;box-shadow:0 0 0 4px rgba(126,240,184,.18)}
.weight-reference{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.weight-badge{background:#fff;border:1px solid rgba(255,255,255,.7);border-radius:11px;
  padding:9px 15px;display:flex;flex-direction:column;gap:3px;min-width:150px;
  box-shadow:0 6px 16px rgba(8,24,42,.18)}
.weight-badge .wl{font-weight:800;font-size:14px;color:#1c6ba8}
.weight-badge .wi{font-size:11.5px;color:#6b7789}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:20px 0;box-shadow:var(--shadow)}
.card h2{font-size:16.5px;font-weight:640;margin-bottom:12px}
.hint{color:var(--muted);font-weight:400;font-size:12.5px;margin-left:6px}

/* ---------- calculator ---------- */
.calc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:14px;align-items:end}
.field{display:flex;flex-direction:column;gap:6px;font-size:12.5px;color:var(--muted)}
.field span{font-weight:560;letter-spacing:.2px}
select,input[type=number],input[type=search],input[type=text],input[type=password]{
  border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:14px;color:var(--ink);
  background:#fff;outline:none;transition:border-color .15s,box-shadow .15s;width:100%;font-family:inherit}
select:focus,input:focus{border-color:var(--brand2);box-shadow:0 0 0 3px rgba(47,126,196,.14)}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 11px;font-size:12.5px;
  cursor:pointer;color:#33405a;font-weight:560;transition:.15s;font-family:inherit}
.chip:hover{border-color:#bcd2e8;background:#f6faff}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.calc-results{margin-top:16px}
.calcbar{font-size:13px;color:var(--muted);margin-bottom:9px}
.calcbar b{color:var(--ink)}

/* ---------- table ---------- */
.table-head{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filters input[type=search]{width:230px}
.filters select{width:auto}
.ghost{border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 13px;font-size:13px;
  cursor:pointer;font-family:inherit;color:#33405a;font-weight:560}
.ghost:hover{background:#f6faff;border-color:#bcd2e8}
.tierbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0 14px;border-top:1px solid var(--line)}
.tierbar-label{font-size:12.5px;color:var(--muted);font-weight:560}
.tierbar-count{margin-left:auto;font-size:12.5px;color:var(--muted)}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:11px}
table{width:100%;border-collapse:collapse;font-size:13.5px}
thead th{background:#f0f4f9;text-align:left;padding:10px 12px;font-weight:620;font-size:12.5px;
  color:#3b4657;border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0;z-index:2}
tbody td{padding:10px 12px;border-bottom:1px solid #f1f4f9;vertical-align:top}
tbody tr.dest-row{cursor:pointer}
tbody tr.dest-row:hover{background:#f8fbff}
tbody tr.continent-row td{background:#eef3f9;font-weight:640;color:#274564;padding:8px 12px;font-size:12.5px}
.dest-name{font-weight:600}
.dest-cn{color:var(--muted);font-size:12px;margin-left:6px}
.price-usd{font-weight:650;color:var(--brand);white-space:nowrap}
.price-cny{color:var(--muted);font-size:12px;white-space:nowrap}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:620;
  color:#fff;margin-right:5px;white-space:nowrap}
.badge.JF{background:var(--jf)} .badge.CN{background:var(--cainiao)}
.badge.SZ{background:var(--suzhou)} .badge.MA{background:var(--manual)}
.muted{color:var(--muted)}
.toggle{color:var(--brand2);font-size:12.5px;white-space:nowrap}
.detail-row td{padding:0;background:#fbfcfe;border-bottom:1px solid var(--line)}
.detail-inner{padding:10px 12px 14px}
.detail-inner table{font-size:12.5px;background:#fff;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.detail-inner thead th{background:#f5f8fc;font-size:11.5px;padding:8px 10px}
.detail-inner tbody td{padding:8px 10px}
.best-cell{background:#fff8dd;font-weight:650;color:#8a6100}
.empty{padding:26px;text-align:center;color:var(--muted)}
.est{font-size:10.5px;color:#a06a00;background:#fff6e0;border-radius:5px;padding:1px 5px;margin-left:4px}

/* ---------- results list ---------- */
.res-table{width:100%;border-collapse:collapse;font-size:13px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.res-table th{background:#f0f4f9;padding:9px 11px;text-align:left;font-size:12px;font-weight:620;color:#3b4657}
.res-table td{padding:9px 11px;border-top:1px solid #f1f4f9}
.res-table tr.top td{background:#f2fbf6}

/* ---------- notes ---------- */
.notes li{font-size:13px;color:#3f4a5c;margin-bottom:5px}
.conversion{font-size:12.5px;color:var(--muted);margin:10px 0 0;border-top:1px solid var(--line);padding-top:10px}
footer{padding:8px 0 34px}
footer p{color:var(--muted);font-size:12.5px;text-align:center;margin:0}
@media (max-width:720px){
  .hero h1{font-size:21px}
  .filters input[type=search]{width:100%}
  .filters{width:100%}
}/* --------------------------------------------------------------------------
   Customer-facing rate catalogue
   -------------------------------------------------------------------------- */
.eyebrow{margin:0 0 8px;font-size:12px;font-weight:800;letter-spacing:.18em;color:#8ed0ff}
.service-summary{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.service-summary-item{display:flex;align-items:center;gap:12px;min-width:280px;padding:13px 16px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:rgba(255,255,255,.09);backdrop-filter:blur(5px)}
.service-summary-item strong{display:block;color:#fff;font-size:14px}
.service-summary-item small{display:block;color:#cfe1f4;font-size:12px;margin-top:2px}
.service-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#def2ff;color:#174f78;font-weight:900}
.service-icon.express{background:#ffe4b5;color:#8b4b00}
.customer-main{margin-top:20px}
.rate-card{padding:0;overflow:visible}
.rate-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:28px 28px 22px}
.rate-heading h2{margin:3px 0 6px;font-size:25px;letter-spacing:-.02em}
.section-label{margin:0;font-size:11px;letter-spacing:.16em;font-weight:850;color:#2375ab}
.section-copy{margin:0;color:#667386;font-size:14px}
.rate-count{white-space:nowrap;color:#6a7788;font-size:13px;padding-bottom:4px}
.rate-count strong{color:#17243a;font-size:18px}.rate-count span{padding:0 5px;color:#b2bac5}
.customer-filters{position:relative;z-index:20;display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px;padding:18px 28px;background:#f7f9fc;border-top:1px solid #e8edf3;border-bottom:1px solid #e8edf3}
.customer-filters .field>span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#647286;font-weight:800}
.customer-filters input,.customer-filters select{margin-top:7px;background:#fff}

/* --------------------------------------------------------------------------
   Custom dropdowns — the native <select> stays in the DOM as the source of
   truth (app.js reads/dispatches on it); only its appearance is replaced.
   -------------------------------------------------------------------------- */
.select-field{position:relative}
.select-native{position:absolute;width:1px;height:1px;margin:-1px;padding:0;border:0;overflow:hidden;white-space:nowrap;clip:rect(0 0 0 0);clip-path:inset(50%)}
.select-trigger{
  display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;box-sizing:border-box;
  margin-top:7px;padding:9px 11px;font:inherit;font-size:14px;line-height:1.35;color:#141a24;text-align:left;
  background:#fff;border:1px solid #dce3eb;border-radius:11px;cursor:pointer;
  transition:border-color .15s ease,box-shadow .15s ease}
.select-trigger:hover{border-color:#b7cfe5}
.select-trigger:focus-visible{outline:none;border-color:#2f7ec4;box-shadow:0 0 0 3px rgba(47,126,196,.16)}
.select-field.is-open .select-trigger{border-color:#2f7ec4;box-shadow:0 0 0 3px rgba(47,126,196,.16)}
.select-trigger .select-value{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-transform:none;letter-spacing:normal;font-weight:500}
.select-chevron{display:grid;place-items:center;flex:none;width:18px;height:18px;color:#8492a3;transition:transform .16s ease,color .16s ease}
.select-chevron svg{display:block;width:18px;height:18px}
.select-field.is-open .select-chevron{transform:rotate(180deg);color:#2f7ec4}
.select-menu{
  position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:45;margin:0;padding:6px;
  list-style:none;background:#fff;border:1px solid #dce3eb;border-radius:12px;
  box-shadow:0 16px 36px rgba(16,24,40,.16),0 2px 6px rgba(16,24,40,.06);
  max-height:286px;overflow-y:auto;overscroll-behavior:contain;
  opacity:0;visibility:hidden;transform:translateY(-5px);pointer-events:none;
  transition:opacity .14s ease,transform .14s ease,visibility 0s linear .14s}
.select-menu.is-open{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;
  transition:opacity .14s ease,transform .14s ease,visibility 0s}
.select-option{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 11px;border-radius:8px;font-size:14px;color:#253044;cursor:pointer;
  text-transform:none;letter-spacing:normal;font-weight:500;
  transition:background .1s ease,color .1s ease}
.select-option.is-active{background:#eef6fd}
.select-option.is-selected{color:#154e78;font-weight:750}
.select-tick{flex:none;font-size:12px;font-weight:900;color:#2f7ec4;opacity:0;transition:opacity .1s ease}
.select-option.is-selected .select-tick{opacity:1}
@media(max-width:760px){
  .select-menu{max-height:240px}
}
.customer-table-wrap{padding:0 28px 25px}
.customer-table{min-width:850px;border-collapse:separate;border-spacing:0;width:100%}
.customer-table th{padding:14px 12px;background:#fff;color:#6b7789;font-size:11px;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid #dce3eb;text-align:left}
.customer-table th:nth-last-child(-n+4){text-align:right}
.customer-table td{padding:13px 12px;border-bottom:1px solid #edf0f4;font-size:13px;color:#253044;vertical-align:middle}
.customer-table .region-row td{padding:18px 12px 9px;border-bottom:2px solid #dce5ef;color:#1a5d8e;font-size:12px;font-weight:850;text-transform:uppercase;letter-spacing:.08em;background:#fff}
.customer-table .region-row span{margin-left:7px;color:#8a96a6;text-transform:none;letter-spacing:0;font-weight:500}
.country-name{font-size:14px;color:#17243a}
.service-pill{display:inline-flex;align-items:center;white-space:nowrap;border-radius:999px;padding:5px 9px;font-size:11px;font-weight:800}
.service-pill.standard{color:#166046;background:#e5f7ef}
.service-pill.express{color:#9a5000;background:#fff0d6}
.transit{white-space:nowrap;color:#657186!important}
.public-price{text-align:right;font-weight:850;color:#154e78!important;font-variant-numeric:tabular-nums}
.public-price.copyable{cursor:pointer;transition:background .12s ease}
.public-price.copyable:hover{background:#eaf4fd}
.public-price.copyable:active{background:#dcebf9}
.copyable-inline{cursor:pointer;border-bottom:1px dashed transparent;transition:border-color .12s ease}
.copyable-inline:hover{border-bottom-color:#9fb4c7;color:#154e78}
.not-available{color:#aeb7c2;font-weight:400}
.copy-hint{margin:10px 0 0;font-size:12.5px;color:#7d8a9c}
.copy-hint em{color:#154e78;font-style:normal;font-weight:750}
.copy-toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,14px);z-index:60;
  background:#122e49;color:#fff;font-size:13px;font-weight:600;padding:11px 18px;border-radius:11px;
  box-shadow:0 12px 30px rgba(10,26,43,.32);max-width:88vw;text-align:center;
  opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease}
.copy-toast.show{opacity:1;transform:translate(-50%,0)}
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;margin-top:14px}
.info-card{position:relative;padding:24px;min-height:168px;overflow:hidden}
.info-card h2{font-size:16px;margin:15px 0 8px}.info-card p{font-size:13px;line-height:1.65;color:#657186;margin:0}
.info-number{font-size:11px;font-weight:900;color:#2b78ad;letter-spacing:.1em}
.formula{display:inline-block;margin-top:12px;padding:7px 10px;border-radius:7px;background:#edf5fb;color:#23597e;font-size:12px;font-weight:750}
.customer-notes{margin-top:14px;padding:24px 28px}.customer-notes h2{font-size:16px;margin:0 0 10px}.customer-notes ul{margin:0;padding-left:20px;color:#647184;font-size:13px;line-height:1.8}
@media(max-width:760px){
  .hero-top,.rate-heading{align-items:flex-start;flex-direction:column}.sync-badge{margin-top:8px}
  .service-summary-item{min-width:100%;box-sizing:border-box}
  .customer-filters{grid-template-columns:1fr;padding:16px 18px}.rate-heading{padding:22px 18px 18px}
  .customer-table-wrap{padding:0 12px 20px}.info-grid{grid-template-columns:1fr}
}