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

body {
  font-family: system-ui, sans-serif;
  background: #0f0f0f;
  color: #e0e0e0;
  height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ── Top bar ── */
#topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: #1a1a1a;
  border-bottom: 1px solid #333;
  flex-wrap: wrap;
}

#topbar h1 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #aaa;
  white-space: nowrap;
}

select,
button {
  background: #2a2a2a;
  color: #e0e0e0;
  border: 1px solid #444;
  border-radius: 4px;
  padding: 5px 10px;
  font-size: 0.85rem;
  cursor: pointer;
}

select:focus,
button:focus {
  outline: 2px solid #4a9eff;
}

button:hover {
  background: #3a3a3a;
}

button:disabled {
  opacity: 0.4;
  cursor: default;
}

#camera-select {
  min-width: 160px;
}

#nav-group {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

#date-display {
  font-size: 0.85rem;
  min-width: 180px;
  text-align: center;
  color: #ccc;
}

#play-btn {
  min-width: 60px;
}

#speed-select {
  padding: 5px 6px;
}

#status {
  font-size: 0.75rem;
  color: #888;
  white-space: nowrap;
}

/* ── Image area ── */
#image-area {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
  position: relative;
}

#main-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: none;
}

#placeholder {
  color: #555;
  font-size: 1rem;
}

#loading-spinner {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border: 3px solid #333;
  border-top-color: #4a9eff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* ── Bottom controls ── */
#bottom-bar {
  padding: 12px 20px 16px;
  background: #1a1a1a;
  border-top: 1px solid #333;
}

#slider-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

#slider-year-min,
#slider-year-max {
  font-size: 0.75rem;
  color: #888;
  white-space: nowrap;
}

#time-slider {
  flex: 1;
}

#date-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

#date-row label {
  font-size: 0.8rem;
  color: #888;
}

#date-picker-input {
  background: #2a2a2a;
  color: #e0e0e0;
  border: 1px solid #444;
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 0.85rem;
  width: 140px;
}

/* noUiSlider dark theme overrides */
.noUi-target {
  background: #333;
  border: none;
  box-shadow: none;
}

.noUi-connect {
  background: #4a9eff;
}

.noUi-handle {
  background: #4a9eff;
  border: none;
  box-shadow: none;
  border-radius: 50%;
  width: 16px !important;
  height: 16px !important;
  top: -6px !important;
  right: -8px !important;
  cursor: pointer;
}

.noUi-handle::before,
.noUi-handle::after {
  display: none;
}

.noUi-tooltip {
  background: #2a2a2a;
  color: #e0e0e0;
  border: 1px solid #444;
  font-size: 0.72rem;
  padding: 2px 5px;
}