:root{
  --bg:#eef4f7;
  --surface:#ffffff;
  --surface-soft:#f8fbfc;
  --surface-muted:#f1f5f9;
  --text:#102733;
  --muted:#60717c;
  --line:#d9e4ea;
  --primary:#0f766e;
  --primary-dark:#115e59;
  --primary-soft:#dcf7f2;
  --navy:#12313f;
  --success:#15803d;
  --success-bg:#dcfce7;
  --danger:#b42318;
  --danger-bg:#fee4e2;
  --warning:#a15c07;
  --warning-bg:#fef3c7;
  --info:#1d4ed8;
  --info-bg:#dbeafe;
  --shadow:0 10px 24px rgba(15,38,51,.07);
  --shadow-soft:0 3px 10px rgba(15,38,51,.045);
  --radius:12px;
}

*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  margin:0;
  color:var(--text);
  font-family:"Aptos","Segoe UI",Tahoma,sans-serif;
  background:#eef4f7;
  min-height:100vh;
  font-size:15px;
}
button,input{font:inherit}
button{border:0;cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.55}

.page{width:min(1600px,calc(100% - 16px));margin:0 auto;padding:16px 0 28px}
.hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:linear-gradient(135deg,#102b3a 0%,#0f5f5a 100%);
  border-radius:16px;
  padding:18px 24px;
  box-shadow:var(--shadow);
  border:1px solid rgba(255,255,255,.10);
}
.hero:after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,.05),transparent 42%);
  pointer-events:none;
}
h1{position:relative;z-index:1;margin:0;font-size:clamp(24px,3vw,36px);line-height:1.08;max-width:900px;text-wrap:balance}

.main-stack{display:grid;gap:14px;margin-top:14px}
.grid > *, .results-area, .card{min-width:0}
.import-card .card-body{padding:14px 16px}
.import-layout{display:grid;grid-template-columns:minmax(260px,1fr) minmax(260px,1fr) minmax(220px,auto);gap:14px;align-items:stretch}
.import-layout .alert{grid-column:1 / -1;margin-top:0}
.import-actions{display:grid;grid-template-columns:1fr;gap:8px;align-self:stretch}
.upload-field{min-width:0;display:grid}
.card{background:#fff;border:1px solid #dbe5ea;border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.card-header{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.card-title{margin:0;font-size:17px;font-weight:780;letter-spacing:-.01em;text-wrap:balance}
.card-description{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.42;text-wrap:pretty}
.card-body{padding:18px}
.stack{display:grid;gap:14px}
.field-label{display:block;font-size:13px;font-weight:760;margin-bottom:7px;color:#233b47}
.field-help{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.4}

.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.drop-zone{
  display:grid;
  grid-template-columns:74px minmax(0,1fr);
  align-items:center;
  place-items:center start;
  gap:16px;
  width:100%;
  min-height:136px;
  height:100%;
  border:1px solid #cfdce3;
  background:#fff;
  color:var(--text);
  border-radius:14px;
  padding:16px;
  outline:none;
  transition-property:border-color,background,box-shadow,transform;
  transition-duration:.16s;
  transition-timing-function:cubic-bezier(.2,0,0,1);
  cursor:pointer;
}
.drop-zone:hover,.drop-zone:focus-within{border-color:#8bb7b3;box-shadow:0 0 0 3px rgba(15,118,110,.08)}
.drop-zone:active{transform:scale(.99)}
.drop-zone.is-dragging{border-color:var(--primary);background:#f4fbfa;box-shadow:0 0 0 4px rgba(15,118,110,.12)}
.drop-zone.has-file{border-color:#6bc4b7;background:#f8fdfb}
.drop-icon{align-self:center;justify-self:center;display:grid;place-items:center;width:68px;height:68px;border-radius:16px;background:#f0f5f6;color:#27525e;border:1px solid #d8e4e8}
.drop-icon svg{width:34px;height:34px;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;fill:none}
.drop-copy{align-self:center;min-width:0;display:grid;gap:5px}
.drop-title{font-size:15px;font-weight:800;color:#173543;line-height:1.2}
.drop-subtitle{font-size:13px;color:var(--muted);line-height:1.35;max-width:28ch}
.drop-file-name{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:8px;font-size:12.5px;font-weight:780;color:var(--primary-dark)}

.action-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:9px 13px;font-weight:740;transition-property:transform,box-shadow,background,border-color;transition-duration:.15s;min-height:40px;font-size:13.5px}
.btn:hover:not(:disabled){transform:translateY(-1px)}
.btn:active:not(:disabled){transform:scale(.96)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 14px rgba(15,118,110,.16)}
.btn-primary:hover:not(:disabled){background:var(--primary-dark)}
.btn-secondary{background:#fff;color:var(--navy);border:1px solid #cfdce3}
.btn-export{background:#244452;color:#fff;box-shadow:0 6px 14px rgba(18,49,63,.14)}
.summary-list{display:grid;gap:8px;margin-top:2px}
.summary-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;background:var(--surface-soft);border:1px solid var(--line);border-radius:12px;font-size:12.5px;min-width:0}
.summary-item strong{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;flex:0 0 auto}
.summary-item span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right}
.alert{display:none;margin-top:14px;border-radius:13px;padding:12px 13px;font-size:13.5px;line-height:1.45;border:1px solid}
.alert.show{display:block}
.alert.error{background:var(--danger-bg);border-color:#f8b4ae;color:#7a271a}
.alert.success{background:var(--success-bg);border-color:#99f6bf;color:#14532d}

.metrics{display:grid;grid-template-columns:repeat(6,minmax(104px,1fr));gap:10px;margin-bottom:14px}
.metric{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:11px 12px;box-shadow:none;min-width:0}
.metric span{display:block;font-size:10.5px;color:var(--muted);font-weight:780;text-transform:uppercase;letter-spacing:.055em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.metric strong{display:block;margin-top:6px;font-size:clamp(18px,2vw,22px);letter-spacing:-.03em;color:var(--navy);font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.metric.primary strong{color:var(--primary)}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.filters{display:flex;gap:7px;flex-wrap:wrap}
.filter-btn{border:1px solid var(--line);background:#fff;color:#334955;padding:7px 10px;border-radius:999px;font-size:12.5px;font-weight:740;min-height:34px;transition-property:background,border-color,color,transform;transition-duration:.14s}
.filter-btn:active{transform:scale(.96)}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}

.table-wrap{width:100%;max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff;max-height:min(62vh,620px);-webkit-overflow-scrolling:touch}
table{border-collapse:separate;border-spacing:0;width:100%;min-width:820px;font-size:12.5px}
th,td{padding:9px 9px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{position:sticky;top:0;background:#f8fbfc;color:#38505b;font-size:11px;text-transform:uppercase;letter-spacing:.045em;z-index:1;white-space:nowrap}
tr:hover td{background:#fbfdfe}
tr.row-alert td{background:#fff7ed}
tr.row-error td{background:#fffafa}
.badges{display:flex;gap:4px;flex-wrap:wrap;min-width:132px}
.badge{display:inline-flex;align-items:center;white-space:nowrap;border-radius:999px;padding:3px 7px;font-size:11.5px;font-weight:780;border:1px solid transparent}
.badge.success{background:var(--success-bg);color:#166534;border-color:#bbf7d0}
.badge.danger{background:var(--danger-bg);color:#991b1b;border-color:#fecaca}
.badge.warning{background:var(--warning-bg);color:#92400e;border-color:#fde68a}
.badge.info{background:var(--info-bg);color:#1e40af;border-color:#bfdbfe}
.badge.neutral{background:#eef2f7;color:#475569;border-color:#dbe3ec}
input.edit{min-width:92px;width:100%;border:1px solid var(--line);background:#fff;color:var(--text);padding:7px 8px;border-radius:9px;outline:none;font-size:12.5px}
input.edit:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,118,110,.12)}
.value{font-variant-numeric:tabular-nums;white-space:nowrap}.muted{color:var(--muted);font-size:12.5px}

.empty{display:flex;min-height:260px;align-items:center;justify-content:center;text-align:center;border:1px dashed var(--line);border-radius:14px;background:linear-gradient(135deg,#fff,#f8fbfc);color:var(--muted);padding:24px}.empty strong{display:block;color:var(--navy);font-size:17px;margin-bottom:5px}.empty span{font-size:14px}.hidden{display:none!important}.spinner{width:15px;height:15px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}

@media (max-width:1180px){
  .page{width:min(100% - 12px,1180px);padding-top:12px}
  .import-layout{grid-template-columns:1fr 1fr;align-items:stretch}
  .import-actions{grid-column:1 / -1;grid-template-columns:repeat(3,minmax(0,1fr))}
  .drop-zone{min-height:112px}
  .metrics{grid-template-columns:repeat(3,minmax(0,1fr))}
  .table-wrap{max-height:58vh}
}

@media (max-width:760px){
  body{font-size:14px}
  .page{width:min(100% - 10px,760px);padding:10px 0 22px}
  .hero{border-radius:16px;padding:16px 18px}
  .main-stack{gap:12px;margin-top:12px}
  .card{border-radius:15px}
  .card-header{padding:15px 16px}
  .card-body{padding:16px}
  .import-layout{grid-template-columns:1fr;gap:12px}
  .import-actions{grid-column:auto;grid-template-columns:1fr;gap:9px}
  .drop-zone{grid-template-columns:62px minmax(0,1fr);min-height:104px;padding:14px;border-radius:13px}
  .drop-icon{width:56px;height:56px;border-radius:14px}
  .drop-icon svg{width:29px;height:29px}
  .drop-title{font-size:14px}.drop-subtitle,.drop-file-name{font-size:12px}
  .action-row{display:grid;grid-template-columns:1fr;gap:9px}
  .btn{width:100%;min-height:42px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .metric{padding:12px}.metric strong{font-size:19px}
  .toolbar{display:grid;gap:9px}.filters{gap:6px}.filter-btn{font-size:12px;padding:7px 9px}
  .table-wrap{max-height:60vh;border-radius:13px}
  table{min-width:760px;font-size:12px}
  th,td{padding:8px 8px}
  .empty{min-height:220px;padding:20px}.empty strong{font-size:16px}.empty span{font-size:13px}
}

@media (max-width:430px){
  .page{width:min(100% - 8px,430px)}
  .hero{padding:14px 16px;border-radius:14px}
  h1{font-size:23px}
  .card-header{padding:14px}.card-body{padding:14px}
  .summary-item{display:grid;gap:4px}.summary-item span{text-align:left}
  .metrics{grid-template-columns:1fr}
  .metric span,.metric strong{white-space:normal}
  .filters{display:grid;grid-template-columns:1fr 1fr;width:100%}
  .filter-btn{width:100%}
  table{min-width:720px}
}