.crypto-container {
  max-width: 900px;
  margin: 0 auto;
}

.dashboard-header {
  text-align: center;
  margin-bottom: 2rem;
}

.rates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.rate-card {
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.25rem;
  text-align: center;
  transition: all 0.3s ease;
}

.rate-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.rate-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.rate-flag {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
}

.rate-code {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.rate-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.rate-change {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.rate-change.positive {
  color: #10b981;
}

.rate-change.negative {
  color: #ef4444;
}

.rate-change.neutral {
  color: var(--color-text-secondary);
}

.rate-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.currency-toggle {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.toggle-btn {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}

.toggle-btn:hover {
  border-color: var(--color-primary);
}

.toggle-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.history-section {
  margin-bottom: 3rem;
}

.history-section h2 {
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.chart-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.chart-type-toggle {
  display: flex;
  gap: 0.5rem;
}

.chart-toggle-btn {
  padding: 0.45rem 0.9rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}

.chart-toggle-btn:hover {
  border-color: var(--color-primary);
}

.chart-toggle-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.timeframe-control {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.timeframe-control select {
  padding: 0.45rem 0.7rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
}

.timeframe-control select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.history-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.history-tab {
  padding: 0.5rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}

.history-tab:hover {
  border-color: var(--color-primary);
}

.history-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.history-chart {
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  height: 200px;
}

#chart-canvas {
  width: 100%;
  height: 100%;
}

.history-table-wrapper {
  overflow-x: auto;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  overflow: hidden;
}

.history-table th,
.history-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.history-table th {
  background: var(--color-bg);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.history-table tr:last-child td {
  border-bottom: none;
}

.history-table tr:hover td {
  background: var(--color-bg);
}

.change-positive {
  color: #10b981;
  font-weight: 600;
}

.change-negative {
  color: #ef4444;
  font-weight: 600;
}

.converter-section {
  margin-bottom: 2rem;
}

.converter-section h2 {
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.converter-card {
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

.converter-row {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
}

.converter-field {
  flex: 1;
  min-width: 140px;
}

.converter-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}

.converter-field input,
.converter-field select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.converter-field input:focus,
.converter-field select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.swap-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.swap-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: rotate(180deg);
}

.converter-result {
  margin-top: 1.25rem;
  padding: 1rem;
  background: var(--color-bg);
  border-radius: 0.5rem;
  text-align: center;
}

.result-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.update-info {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 1rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
}

.back-link:hover {
  border-color: var(--color-primary);
  background: var(--color-bg);
}

@media (max-width: 600px) {
  .rates-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .converter-row {
    flex-direction: column;
    align-items: stretch;
  }

  .swap-btn {
    align-self: center;
    transform: rotate(90deg);
  }

  .swap-btn:hover {
    transform: rotate(270deg);
  }

  .history-chart {
    height: 160px;
    padding: 1rem;
  }

  .chart-controls {
    align-items: stretch;
  }

  .chart-type-toggle {
    width: 100%;
  }

  .chart-toggle-btn {
    flex: 1;
  }
}