body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: #0a1020;
  color: #e8edf7;
  margin: 0;
  padding: 16px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 16px;
}

h1, h2, h3 {
  margin: 0 0 8px 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.card {
  background: #151d32;
  border: 1px solid #2a3961;
  border-radius: 10px;
  padding: 12px;
}

.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

input {
  background: #101831;
  border: 1px solid #35508d;
  color: #e8edf7;
  padding: 6px 8px;
  border-radius: 8px;
}

button {
  padding: 7px 12px;
  border-radius: 8px;
  border: 1px solid #3c5aa1;
  background: #22366f;
  color: #fff;
  cursor: pointer;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #111a31;
}

th, td {
  font-size: 12px;
  padding: 8px;
  border-bottom: 1px solid #24345d;
  text-align: left;
}