:root {
  --bg: #f6f7f9;
  --ink: #17202a;
  --muted: #64748b;
  --line: #d9dee7;
  --panel: #ffffff;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --danger: #b42318;
  --warning: #9a6700;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
}

.shell {
  width: min(100% - 32px, 1680px);
  margin: 0 auto;
  padding: 24px 0 40px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.2;
}

p {
  margin: 6px 0 0;
  color: var(--muted);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  margin-bottom: 16px;
}

.panel.compact {
  padding: 14px 18px;
}

.demo-panel {
  display: none;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
  gap: 16px;
  align-items: end;
}

.upload-main {
  grid-template-columns: minmax(320px, 1fr) 220px;
}

.required-file,
.advanced-options {
  grid-column: 1 / -1;
}

.advanced-options {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8fafc;
}

.advanced-options summary {
  color: var(--primary-dark);
  font-weight: 600;
}

.advanced-options label {
  display: block;
  margin-top: 12px;
}

label span {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

input[type="file"],
.cell-input {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 7px 9px;
  background: #fff;
  color: var(--ink);
}

.cell-input {
  min-width: 120px;
}

.cell-input.wide {
  min-width: 280px;
}

.checkline {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
}

.checkline span {
  margin: 0;
  font-weight: 500;
}

.notice-line {
  min-height: 36px;
  display: flex;
  align-items: center;
  color: var(--muted);
}

button,
.link-button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 7px 12px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

button:hover,
.link-button:hover {
  border-color: #9aa7b8;
}

.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.demo-row,
.actions,
.filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.alert {
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  background: #fff;
}

.alert.warning {
  border-color: #f1c40f;
  color: var(--warning);
}

.alert.danger {
  border-color: #f3a29b;
  color: var(--danger);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(7, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.metrics div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
}

.metrics strong {
  display: block;
  font-size: 22px;
}

.metrics span {
  color: var(--muted);
}

.filters {
  margin-bottom: 12px;
}

.filters .active {
  border-color: var(--primary);
  color: var(--primary-dark);
  font-weight: 700;
}

.table-wrap {
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.review-table {
  width: 100%;
  min-width: 1500px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 8px;
  vertical-align: top;
  text-align: left;
}

th {
  position: sticky;
  top: 0;
  background: #eef2f6;
  z-index: 1;
  font-size: 12px;
  text-transform: uppercase;
  color: #475569;
}

.money {
  text-align: right;
}

.diengiai {
  min-width: 330px;
  max-width: 420px;
}

summary {
  cursor: pointer;
}

details div {
  margin-top: 8px;
  white-space: normal;
  color: #334155;
}

.extracted {
  min-width: 180px;
  font-weight: 600;
}

small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.badge {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  border: 1px solid var(--line);
  background: #f8fafc;
  white-space: nowrap;
}

.confidence.high,
.status.san_sang_ghi,
.status.da_dien {
  color: #166534;
  border-color: #86efac;
  background: #f0fdf4;
}

.confidence.medium,
.status.can_duyet {
  color: #854d0e;
  border-color: #facc15;
  background: #fefce8;
}

.confidence.low {
  color: #9a3412;
  border-color: #fdba74;
  background: #fff7ed;
}

.confidence.none,
.status.khong_tim_thay,
.status.bo_qua,
.status.noi_bo,
.status.ca_nhan {
  color: #475569;
  border-color: #cbd5e1;
  background: #f8fafc;
}

.status.api_loi {
  color: #b42318;
  border-color: #f3a29b;
  background: #fff5f5;
}

.row-actions {
  min-width: 260px;
}

.row-actions button {
  min-height: 30px;
  padding: 5px 8px;
  margin: 0 4px 4px 0;
}

@media (max-width: 900px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .upload-grid,
  .metrics {
    grid-template-columns: 1fr;
  }

  .shell {
    width: min(100% - 20px, 1680px);
    padding-top: 14px;
  }
}