:root {
  --bg: #0a0e17;
  --bg-card: #121826;
  --border: #232b3d;
  --text: #e2e8f0;
  --text-dim: #8b96ab;
  --accent: #ff5c5c;
  --accent-dim: #7a3030;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

.topbar {
  padding: 3rem 1.5rem 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.95rem;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.carregando, .erro {
  text-align: center;
  color: var(--text-dim);
  padding: 3rem 0;
}

.dataset {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.dataset-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.dataset-header h2 {
  margin: 0;
  font-size: 1.25rem;
  text-transform: capitalize;
}

.dataset-header .contagem {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
}

.dataset-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

@media (min-width: 800px) {
  .dataset-body {
    grid-template-columns: 1.1fr 1fr;
  }
}

.imagem-wrap {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.imagem-wrap img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
}

.tabela-wrap {
  padding: 1.5rem;
  overflow-x: auto;
  max-height: 520px;
  overflow-y: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th, td {
  text-align: left;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  background: var(--bg-card);
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

tbody tr:hover {
  background: rgba(255, 92, 92, 0.06);
}

td.numero {
  font-variant-numeric: tabular-nums;
  color: var(--text-dim);
}

footer {
  text-align: center;
  padding: 2rem 1.5rem 3rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
}