/* ═══════════════════════════════════════════════════════
   Trajectory Player & GIF Export — MOGADOCLab
   ═══════════════════════════════════════════════════════ */

   TRAJECTORY PLAYER
   ═══════════════════════════════════════════════════════════ */
.traj-player {
  position: fixed;
  top: calc(var(--header-h) + 12px);
  right: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px 10px;
  width: min(520px, calc(100vw - 28px));
  box-shadow: 0 8px 32px rgba(0,0,0,0.45);
  backdrop-filter: blur(12px);
  z-index: 90;
  display: none;
  flex-direction: column;
  gap: 8px;
  transition: opacity 0.3s, transform 0.3s;
  opacity: 0;
  transform: translateY(-12px);
}
.traj-player.visible {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  animation: trajSlideUp 0.35s ease-out;
}
@keyframes trajSlideUp {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.traj-player-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.traj-player-header{
  justify-content: space-between;
  gap: 12px;
}
.traj-player-heading{
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.traj-player-title{
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.traj-player-meta{
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.traj-player-main {
  gap: 6px;
}
.traj-player-controls {
  gap: 10px;
  flex-wrap: wrap;
}
.traj-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  line-height: 1.3;
}
.traj-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.traj-play-btn {
  min-width: 64px;
  text-align: center;
  font-size: 11px;
  padding: 5px 10px;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.traj-play-btn:hover {
  filter: brightness(1.2);
}
.traj-opt-btn {
  font-size: 11px;
  opacity: 0.5;
}
.traj-opt-btn.active {
  opacity: 1;
  border-color: var(--accent);
  color: var(--accent);
}
.traj-export-btn {
  font-size: 11px;
  border-color: var(--accent2);
  color: var(--accent2);
}
.traj-export-btn:hover {
  background: var(--accent2);
  color: #fff;
}
.traj-close-btn {
  margin-left: auto;
  font-size: 11px;
  opacity: 0.5;
  padding: 4px 8px;
}
.traj-close-btn:hover {
  opacity: 1;
  background: #e74c3c;
  border-color: #e74c3c;
  color: #fff;
}
.traj-slider {
  flex: 1;
  min-width: 140px;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}
.traj-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--surface);
  box-shadow: 0 0 6px rgba(99,179,237,0.5);
  cursor: grab;
}
.traj-slider::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--surface);
}
.traj-frame-count {
  font-size: 11px;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  min-width: 78px;
  text-align: right;
  white-space: nowrap;
}
.traj-speed-group, .traj-toggle-group, .traj-export-group {
  display: flex;
  align-items: center;
  gap: 5px;
}
.traj-speed-group{
  flex: 1 1 160px;
}
.traj-toggle-group,
.traj-export-group{
  flex-wrap: wrap;
}
.traj-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.traj-speed-slider {
  width: 60px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}
.traj-speed-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent2);
  cursor: pointer;
}
.traj-speed-label {
  font-size: 10px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  min-width: 38px;
}
.traj-comment-row {
  font-size: 10px;
  color: var(--text-muted);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-height: 0;
}
.traj-comment-row:empty { display: none; }

@media (max-width: 900px) {
  .traj-player {
    top: auto;
    right: 10px;
    left: 10px;
    bottom: 78px;
    width: auto;
  }
  .traj-player-main,
  .traj-player-controls {
    flex-wrap: wrap;
  }
  .traj-frame-count {
    min-width: 0;
    margin-left: auto;
  }
}

/* ── GIF Export Modal ──────────────────────────────────────── */
.traj-export-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.traj-export-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 420px;
  max-width: 92vw;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
  overflow: hidden;
}
.traj-export-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}
.traj-export-close {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 16px;
  padding: 2px 6px;
  border-radius: 4px;
}
.traj-export-close:hover {
  background: var(--surface2);
  color: var(--text);
}
.traj-export-body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.traj-export-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: center;
}
.traj-export-grid label {
  font-size: 12px;
  color: var(--text-muted);
}
.traj-export-grid input {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  color: var(--text);
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  width: 100%;
}
.traj-export-hint {
  font-size: 10px;
  color: var(--text-dim);
  line-height: 1.4;
  padding: 6px 10px;
  background: var(--surface2);
  border-radius: 6px;
}
.traj-export-progress-wrap {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.traj-export-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 3px;
  transition: width 0.15s;
}
.traj-export-label {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  min-height: 16px;
}
.traj-export-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  padding-top: 4px;
}

/* ── Responsive adjustments for trajectory player ────────── */
@media (max-width: 600px) {
  .traj-player { min-width: 0; width: 96vw; padding: 8px 10px 6px; }
  .traj-player-controls { gap: 6px; }
  .traj-speed-group { display: none; }
  .traj-export-card { width: 96vw; }
}