* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.header h1 {
  margin: 0;
  font-size: 32px;
}

.header p {
  margin-top: 8px;
  color: #94a3b8;
}

.card {
  background: #111827;
  border: 1px solid #1f2937;
  border-radius: 12px;
  padding: 20px;
  margin-top: 20px;
}

.stats-grid,
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.stat-card {
  background: #111827;
  border: 1px solid #1f2937;
  border-radius: 12px;
  padding: 16px;
}

.stat-label {
  display: block;
  font-size: 13px;
  color: #94a3b8;
}

.stat-value {
  font-size: 28px;
  font-weight: 600;
  color: #22d3ee;
  margin-top: 8px;
  display: block;
}

form {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

input[type="password"] {
  flex: 1;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #1f2937;
  background: #0f172a;
  color: #e2e8f0;
}

button {
  background: #22d3ee;
  color: #0f172a;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

button:hover {
  background: #67e8f9;
}

.error {
  color: #f87171;
  margin-top: 12px;
}

.hidden {
  display: none;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

th,
td {
  text-align: left;
  padding: 10px;
  border-bottom: 1px solid #1f2937;
}

th {
  color: #94a3b8;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}