* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 13px;
  color: #e0e0e0;
  background: transparent;
  user-select: none;
  overflow: hidden;
}

.widget-container {
  background: rgba(30, 30, 30, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  height: 100vh;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  -webkit-app-region: drag;
}

.widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: #ffffff;
}

.icon {
  color: #4a9eff;
}

.widget-controls {
  display: flex;
  gap: 8px;
  -webkit-app-region: no-drag;
}

.control-btn {
  background: transparent;
  border: none;
  color: #999;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.2s;
}

.control-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.widget-content {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  min-height: 0;
}

.loading, .error {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 100%;
  color: #999;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: #4a9eff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.error {
  color: #ff4a4a;
}

.usage-stats {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.2s;
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #999;
}

.stat-models {
  font-size: 10px;
  color: #666;
}

.block-time {
  font-size: 10px;
  color: #666;
}

.stat-value {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.tokens {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.tokens::after {
  content: ' tokens';
  font-size: 11px;
  color: #666;
  margin-left: 4px;
}

.blocks-count {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.blocks-count::after {
  content: ' tokens';
  font-size: 11px;
  color: #666;
  margin-left: 4px;
}

.cost {
  font-size: 16px;
  font-weight: 600;
  color: #4a9eff;
}

.today .cost {
  color: #4aff88;
}

.month .cost {
  color: #ffa54a;
}

.blocks .cost {
  color: #9a4aff;
}

.recent-sessions {
  margin-top: 8px;
}

.sessions-header {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #999;
  margin-bottom: 8px;
}

.sessions-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.session-item {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.session-name {
  color: #ccc;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-cost {
  color: #4a9eff;
  font-weight: 500;
}

.widget-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 10px;
  color: #666;
}

.last-updated {
  flex: 1;
}

.opacity-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

#opacity-slider {
  width: 60px;
  height: 4px;
  -webkit-appearance: none;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
}

#opacity-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  background: #4a9eff;
  border-radius: 50%;
  cursor: pointer;
}

#opacity-slider::-webkit-slider-thumb:hover {
  background: #5aafff;
  transform: scale(1.2);
}

/* Scrollbar styles */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}