* { box-sizing: border-box; }

html {
  min-width: 320px;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f7fb;
  color: #0f172a;
  overflow-x: hidden;
}

.dashboard {
  width: min(1280px, 100%);
  min-height: 720px;
  margin: 0 auto;
  padding: 24px;
  background: #f4f7fb;
}

.header {
  background: linear-gradient(135deg, #061a40, #0b3d91);
  color: white;
  padding: 24px 32px;
  border-radius: 18px;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 24px;
  margin-bottom: 24px;
  min-width: 0;
}

.header-copy {
  min-width: 0;
  flex: 1;
}

.header h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.header p {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.35;
  opacity: 0.9;
}

.header-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  min-width: 0;
}

.data-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  max-width: 430px;
}

.file-input {
  display: none;
}

.control-button {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.14);
  color: white;
  cursor: pointer;
  font-weight: bold;
  white-space: nowrap;
}

.control-button:hover {
  background: rgba(255, 255, 255, 0.22);
}

.control-button.secondary {
  background: rgba(255, 255, 255, 0.08);
}

.data-status {
  flex-basis: 100%;
  min-height: 18px;
  color: #dbeafe;
  font-size: 13px;
  text-align: right;
  overflow-wrap: anywhere;
}

.data-status.success {
  color: #bbf7d0;
}

.data-status.error {
  color: #fecaca;
}

.total {
  background: #1264e3;
  padding: 18px 34px;
  border-radius: 16px;
  text-align: center;
  min-width: 310px;
  max-width: 100%;
}

.total span {
  display: block;
  font-size: 15px;
  font-weight: bold;
  opacity: 0.9;
  line-height: 1.25;
}

.total strong {
  font-size: 42px;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.data-guide {
  margin-bottom: 22px;
  padding: 18px 22px;
  border: 1px solid #dbe7f5;
  border-radius: 14px;
  background: #ffffff;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: start;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
}

.data-guide h2 {
  margin: 0;
  color: #0f172a;
  font-size: 18px;
  line-height: 1.25;
}

.data-guide p {
  margin: 6px 0 0;
  color: #475569;
  line-height: 1.4;
}

.data-format {
  min-width: min(390px, 100%);
}

.data-format summary {
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
  color: #0f172a;
  cursor: pointer;
  font-weight: bold;
  line-height: 1.2;
}

.data-format summary:hover {
  background: #eef6ff;
}

.data-format-content {
  margin-top: 12px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 1fr);
  gap: 14px;
}

.format-rules strong {
  display: block;
  margin-bottom: 8px;
}

.format-rules ul {
  margin: 0;
  padding-left: 18px;
  color: #334155;
}

.format-rules li {
  margin-bottom: 6px;
  line-height: 1.35;
}

.data-guide code {
  color: #0b63ce;
  font-family: Consolas, Monaco, monospace;
  font-size: 0.95em;
}

.data-guide pre {
  margin: 0;
  padding: 12px;
  border-radius: 8px;
  background: #0f172a;
  color: #e2e8f0;
  overflow: auto;
  font-size: 13px;
  line-height: 1.45;
}

.data-guide pre code {
  color: inherit;
}

.insights {
  margin-bottom: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.insight {
  background: white;
  border: 1px solid #dbe7f5;
  border-left: 5px solid #0b63ce;
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
  min-width: 0;
}

.insight.success {
  border-left-color: #22c55e;
}

.insight.warning {
  border-left-color: #f59e0b;
}

.insight small {
  display: block;
  color: #475569;
  font-size: 12px;
  font-weight: bold;
  line-height: 1.25;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.insight strong {
  display: block;
  color: #0f172a;
  font-size: 28px;
  line-height: 1.1;
  margin-bottom: 8px;
  overflow-wrap: anywhere;
}

.insight span {
  color: #475569;
  display: block;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.card {
  background: white;
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
  min-width: 0;
}

.card h2 {
  margin: 0 0 18px;
  font-size: 20px;
  line-height: 1.25;
  color: #0f172a;
}

.card-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 8px;
}

.card-heading h2 {
  margin-bottom: 0;
}

.chart-limit {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.chart-limit span {
  color: #64748b;
  font-size: 12px;
  font-weight: bold;
  text-transform: uppercase;
}

.chart-limit select {
  min-height: 34px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
  color: #0f172a;
  cursor: pointer;
  font-weight: bold;
  padding: 0 8px;
}

.chart-meta {
  min-height: 18px;
  margin: 0 0 12px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.35;
}

.chart-box {
  height: 320px;
  overflow: auto;
  max-width: 100%;
  scrollbar-gutter: stable;
}

.chart-frame {
  position: relative;
  min-width: 100%;
  height: 300px;
}

.kpis {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.kpi {
  background: white;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
  min-width: 0;
}

.kpi small {
  display: block;
  font-size: 13px;
  font-weight: bold;
  color: #475569;
  margin-bottom: 8px;
  text-transform: uppercase;
  line-height: 1.25;
}

.kpi strong {
  font-size: 24px;
  line-height: 1.2;
  color: #0b63ce;
  overflow-wrap: anywhere;
}

.ranking {
  margin-top: 18px;
  background: #f8fafc;
  border-radius: 14px;
  padding: 14px;
}

.ranking div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px solid #e2e8f0;
  font-weight: bold;
}

.ranking span:first-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.ranking span:last-child {
  flex-shrink: 0;
}

.ranking div:last-child {
  border-bottom: none;
}

.detail-panel {
  margin-top: 22px;
  background: white;
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
  min-width: 0;
}

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.detail-header h2 {
  margin: 0;
  color: #0f172a;
  font-size: 20px;
  line-height: 1.25;
}

.detail-header p {
  min-height: 18px;
  margin: 6px 0 0;
  color: #64748b;
  font-size: 13px;
  line-height: 1.35;
}

.detail-tools {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.detail-switch {
  display: flex;
  min-height: 32px;
  padding: 3px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #f8fafc;
}

.segment {
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #475569;
  cursor: pointer;
  font-weight: bold;
  font-size: 13px;
  padding: 0 10px;
}

.segment.active {
  background: #0b63ce;
  color: white;
}

.detail-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.detail-field span {
  color: #64748b;
  font-size: 12px;
  font-weight: bold;
  text-transform: uppercase;
}

.detail-field input,
.detail-field select {
  min-height: 38px;
  min-width: 170px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #f8fafc;
  color: #0f172a;
  padding: 0 10px;
}

.table-wrap {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: auto;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
  vertical-align: middle;
}

th {
  background: #f8fafc;
  color: #475569;
  font-size: 12px;
  text-transform: uppercase;
}

tbody tr:hover {
  background: #f8fafc;
}

tbody tr:last-child td {
  border-bottom: none;
}

td {
  color: #0f172a;
  font-weight: bold;
}

td.numeric {
  text-align: right;
  white-space: nowrap;
}

.empty-cell {
  color: #64748b;
  font-weight: normal;
  text-align: center;
}

footer {
  margin-top: 18px;
  font-size: 13px;
  color: #64748b;
  text-align: right;
}

@media (max-width: 920px) {
  .dashboard {
    min-height: 100vh;
    padding: 16px;
  }

  .header {
    flex-direction: column;
    gap: 18px;
  }

  .header-actions {
    align-items: stretch;
  }

  .data-controls {
    justify-content: flex-start;
    max-width: none;
  }

  .data-status {
    text-align: left;
  }

  .total {
    min-width: 0;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .insights {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .data-guide {
    grid-template-columns: 1fr;
  }

  .data-format {
    min-width: 0;
  }

  .kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-header {
    flex-direction: column;
  }

  .detail-tools {
    justify-content: flex-start;
    width: 100%;
  }
}

@media (max-width: 560px) {
  .dashboard {
    padding: 12px;
  }

  .header {
    padding: 18px;
    border-radius: 14px;
  }

  .header h1 {
    font-size: 26px;
  }

  .header p {
    font-size: 16px;
  }

  .data-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .control-button {
    width: 100%;
  }

  .data-status {
    grid-column: 1 / -1;
  }

  .total {
    padding: 16px;
  }

  .total strong {
    font-size: 30px;
  }

  .card {
    padding: 16px;
    border-radius: 14px;
  }

  .insights {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .insight {
    padding: 16px;
    border-radius: 14px;
  }

  .data-guide {
    padding: 16px;
  }

  .data-format-content {
    grid-template-columns: 1fr;
  }

  .card h2 {
    font-size: 18px;
  }

  .card-heading {
    flex-direction: column;
  }

  .chart-limit {
    width: 100%;
    justify-content: space-between;
  }

  .chart-limit select {
    min-width: 120px;
  }

  .chart-box {
    height: 300px;
  }

  .kpi {
    padding: 16px;
    border-radius: 14px;
  }

  .kpis {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .detail-panel {
    padding: 16px;
    border-radius: 14px;
  }

  .detail-tools,
  .detail-field,
  .detail-field input,
  .detail-field select,
  .detail-switch {
    width: 100%;
  }

  .segment {
    flex: 1;
  }

  .table-wrap {
    border: none;
    border-radius: 0;
    overflow: visible;
  }

  table,
  tbody,
  tr,
  td {
    display: block;
    width: 100%;
    min-width: 0;
  }

  thead {
    display: none;
  }

  tbody tr {
    margin-bottom: 10px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #ffffff;
    overflow: hidden;
  }

  tbody tr:hover {
    background: #ffffff;
  }

  td {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid #e2e8f0;
    padding: 11px 12px;
    text-align: right;
  }

  td::before {
    content: attr(data-label);
    color: #64748b;
    flex-shrink: 0;
    font-size: 12px;
    font-weight: bold;
    text-align: left;
    text-transform: uppercase;
  }

  td.numeric {
    text-align: right;
    white-space: normal;
  }

  .empty-cell {
    display: block;
    text-align: left;
  }

  .empty-cell::before {
    content: "";
  }

  .ranking div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  footer {
    text-align: left;
  }
}

@media (max-width: 380px) {
  .header h1 {
    font-size: 24px;
  }

  .total strong {
    font-size: 26px;
  }

  .data-controls {
    grid-template-columns: 1fr;
  }
}