body {
  font-family: system-ui, sans-serif;
  margin: 24px;
  background: #14161a;
  color: #c7d0d9;
}
.controls { display: flex; gap: 16px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
select, input {
  padding: 6px 10px;
  font-size: 14px;
  background: #262b33;
  color: #c7d0d9;
  border: 1px solid #3a4048;
  border-radius: 4px;
}
.chart {
  background: #262b33;
  border: 1px solid #333a44;
  border-radius: 6px;
}
#info { color: #8a95a3; font-size: 13px; }
.hint { color: #6b7684; font-size: 12px; margin-top: 8px; }

.chart-wrap { position: relative; }
select:disabled, input:disabled { opacity: 0.5; cursor: not-allowed; }

.loading-overlay {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(20, 22, 26, 0.7);
  border-radius: 6px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 10;
}
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid #3a4048;
  border-top-color: #4aa3e0;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { color: #c7d0d9; font-size: 14px; }

.error-box {
  display: none;
  min-height: 200px;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ff6b5b;
  background: #262b33;
  border: 1px solid #333a44;
  border-radius: 6px;
  padding: 40px 20px;
}

button {
  padding: 6px 14px;
  font-size: 14px;
  background: #262b33;
  color: #c7d0d9;
  border: 1px solid #3a4048;
  border-radius: 4px;
  cursor: pointer;
}
button:hover:not(:disabled) { background: #2d333d; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.collect-bar {
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid #262b33;
}
.collect-controls { display: flex; gap: 10px; align-items: center; }
#collectAppId { width: 300px; }
.collect-progress {
  margin-top: 8px;
  font-size: 13px;
  color: #8a95a3;
  min-height: 18px;
}
.spinner-sm {
  display: inline-block;
  width: 11px;
  height: 11px;
  border: 2px solid #3a4048;
  border-top-color: #4aa3e0;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

.cp-list { margin-top: 12px; font-size: 13px; }
.cp-list table { width: 100%; border-collapse: collapse; }
.cp-list th, .cp-list td { text-align: left; padding: 6px 10px; border-bottom: 1px solid #333a44; }
.cp-list th { color: #8a95a3; font-weight: 500; font-size: 12px; }
.cp-list tr.cp-row { cursor: pointer; }
.cp-list tr.cp-row:hover { background: #2d333d; }
.cp-list .cp-up { color: #3ddc84; }
.cp-list .cp-down { color: #ff4d3d; }
.cp-list .cp-empty { color: #6b7684; padding: 6px 0; }