:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #16202a;
  --muted: #647384;
  --line: #dce3ea;
  --nav: #21303d;
  --accent: #1f6d82;
  --good: #17684b;
  --warn: #a95500;
  --bad: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", Arial, sans-serif;
}

.layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px 1fr;
}

aside {
  background: var(--nav);
  color: #fff;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
}

.mark {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: #d8edf5;
  color: #143444;
  font-weight: 800;
}

h1, h2, h3, p {
  margin: 0;
}

h1 {
  font-size: 19px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 16px;
}

.brand p, .hint, .label {
  color: #bdc9d4;
  font-size: 13px;
}

.control {
  display: grid;
  gap: 9px;
}

.file input {
  display: none;
}

.file span, button, select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: 6px;
  font: inherit;
}

.file span, button {
  display: block;
  padding: 10px 12px;
  background: #d8edf5;
  color: #143444;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
}

button {
  border: 0;
}

select {
  min-height: 40px;
  padding: 9px 10px;
  background: rgba(255, 255, 255, .08);
  color: #fff;
}

select option {
  color: var(--ink);
}

.dataset-list {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.dataset-item {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 9px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 6px;
  color: #dce6ee;
}

main {
  padding: 26px;
  display: grid;
  gap: 18px;
  align-content: start;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.top p {
  margin-top: 5px;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 8px;
}

.actions button {
  width: auto;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
}

.kpis {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.kpis div, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.kpis div {
  padding: 14px;
  min-height: 78px;
}

.kpis span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.kpis strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
  white-space: nowrap;
}

.panel {
  padding: 16px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.panel-head span {
  color: var(--muted);
  font-size: 12px;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.warning-list {
  display: grid;
  gap: 8px;
}

.warning {
  border-left: 4px solid var(--warn);
  background: #fff8ef;
  padding: 9px 10px;
  font-size: 13px;
}

.warning.error {
  border-color: var(--bad);
  background: #fff5f3;
}

.warning.info {
  border-color: var(--accent);
  background: #f0f7fa;
}

.table {
  display: grid;
  gap: 6px;
}

.row {
  display: grid;
  grid-template-columns: minmax(70px, 1fr) minmax(120px, auto) minmax(86px, auto);
  gap: 10px;
  align-items: center;
  border-bottom: 1px solid #edf1f4;
  padding: 8px 0;
  font-size: 13px;
}

.row:last-child {
  border-bottom: 0;
}

.code {
  font-weight: 700;
}

.value {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.delta {
  text-align: right;
  color: var(--muted);
}

.delta.up {
  color: var(--bad);
}

.delta.down {
  color: var(--good);
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }

  aside {
    min-height: auto;
  }

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

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