* { margin:0; padding:0; box-sizing:border-box; }
body {
  background: #0f0a05;
  color: #e8d5b0;
  font-family: 'IBM Plex Sans', sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
}

:root {
  --brass: #c4973a;
  --brass-light: #e8c36a;
  --brass-dark: #8a6a28;
  --wood-dark: #1a1008;
  --wood-mid: #2a1a0e;
  --wood-light: #3d2815;
  --parchment: #e8d5b0;
  --parchment-light: #f0e4cc;
  --cream: #f5ead4;
}

.font-display { font-family: 'Playfair Display', serif; }
.font-mono { font-family: 'IBM Plex Mono', monospace; }

.panel-bg {
  background: linear-gradient(145deg, #1e1209, #150d06);
  border: 1px solid rgba(196,151,58,0.25);
  box-shadow: inset 0 1px 0 rgba(232,195,106,0.08), 0 4px 20px rgba(0,0,0,0.5);
}

.brass-border { border: 1px solid var(--brass); }
.brass-glow { box-shadow: 0 0 12px rgba(196,151,58,0.3); }

.knob-container { user-select: none; touch-action: none; }

.control-label {
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(232,213,176,0.6);
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 500;
}

.section-header {
  font-family: 'Playfair Display', serif;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--brass);
  border-bottom: 1px solid rgba(196,151,58,0.3);
  padding-bottom: 6px;
  margin-bottom: 12px;
}

.btn-brass {
  background: linear-gradient(180deg, #d4a94a 0%, #a07830 50%, #8a6a28 100%);
  color: #1a1008;
  border: 1px solid #e8c36a;
  font-weight: 600;
  text-shadow: 0 1px 0 rgba(255,255,255,0.2);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-brass:hover {
  background: linear-gradient(180deg, #e8c36a 0%, #c4973a 50%, #a07830 100%);
  box-shadow: 0 0 15px rgba(196,151,58,0.4);
}
.btn-brass:active {
  transform: scale(0.97);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
}

.btn-preset {
  background: linear-gradient(180deg, #2a1a0e, #1a1008);
  border: 1px solid rgba(196,151,58,0.3);
  color: var(--parchment);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 4px;
}
.btn-preset:hover { border-color: var(--brass); }
.btn-preset.active {
  background: linear-gradient(180deg, #3d2815, #2a1a0e);
  border-color: var(--brass-light);
  box-shadow: 0 0 8px rgba(196,151,58,0.25);
  color: var(--brass-light);
}

.slider-track {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: linear-gradient(to right, #1a1008, #2a1a0e);
  border: 1px solid rgba(196,151,58,0.2);
  border-radius: 3px;
  outline: none;
}
.slider-track::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e8c36a, #a07830);
  border: 1px solid #c4973a;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.slider-track::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e8c36a, #a07830);
  border: 1px solid #c4973a;
  cursor: pointer;
}

.dropzone {
  border: 2px dashed rgba(196,151,58,0.4);
  transition: all 0.3s;
}
.dropzone.dragover {
  border-color: var(--brass-light);
  box-shadow: 0 0 30px rgba(196,151,58,0.3);
  background: rgba(196,151,58,0.05);
}

.toggle-switch {
  width: 44px; height: 22px;
  background: #1a1008;
  border: 1px solid rgba(196,151,58,0.3);
  border-radius: 11px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}
.toggle-switch.on {
  background: linear-gradient(to right, #3d2815, #5a3d1e);
  border-color: var(--brass);
}
.toggle-switch .toggle-knob {
  width: 18px; height: 18px;
  background: linear-gradient(135deg, #e8c36a, #a07830);
  border-radius: 50%;
  position: absolute;
  top: 1px; left: 1px;
  transition: all 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
.toggle-switch.on .toggle-knob { left: 23px; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeIn 0.6s ease-out forwards; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.scrollbar-styled::-webkit-scrollbar { width: 6px; }
.scrollbar-styled::-webkit-scrollbar-track { background: #1a1008; }
.scrollbar-styled::-webkit-scrollbar-thumb {
  background: rgba(196,151,58,0.3);
  border-radius: 3px;
}
.scrollbar-styled::-webkit-scrollbar-thumb:hover {
  background: rgba(196,151,58,0.5);
}

@media (max-width: 1023px) {
  .workspace-grid {
    flex-direction: column !important;
  }
  .workspace-grid > div {
    width: 100% !important;
    max-height: none !important;
  }
}