/* gummodul.css — Moogerfooger-style effects pedal
   Bubblegum pink. Knob-heavy. Analog warmth. */

/* === SKIN VARIABLES === */
.skin-gum {
  --gm-bg: #e8a0b8;
  --gm-panel: #d4708f;
  --gm-panel-border: #c0607a;
  --gm-knob: #2a2a2a;
  --gm-knob-cap: #3a3a3a;
  --gm-accent: #ff69b4;
  --gm-led-on: #ff69b4;
  --gm-led-off: #5a3040;
  --gm-text: #3a1a28;
  --gm-text-light: #6a3a50;
  --gm-indicator: #ffffff;
  --gm-input-bg: #c87898;
  --gm-shadow: rgba(60, 20, 40, 0.3);
}

.skin-og {
  --gm-bg: #e8dcc8;
  --gm-panel: #d4c8b0;
  --gm-panel-border: #b8a888;
  --gm-knob: #1a1a1a;
  --gm-knob-cap: #2a2a2a;
  --gm-accent: #cc4400;
  --gm-led-on: #cc4400;
  --gm-led-off: #4a3820;
  --gm-text: #2a2018;
  --gm-text-light: #5a4838;
  --gm-indicator: #ffffff;
  --gm-input-bg: #c8b898;
  --gm-shadow: rgba(40, 30, 10, 0.3);
}

.skin-midnight {
  --gm-bg: #1a1a28;
  --gm-panel: #22223a;
  --gm-panel-border: #333358;
  --gm-knob: #0a0a14;
  --gm-knob-cap: #181828;
  --gm-accent: #7b68ee;
  --gm-led-on: #7b68ee;
  --gm-led-off: #2a2a40;
  --gm-text: #9090c0;
  --gm-text-light: #606088;
  --gm-indicator: #c0c0ff;
  --gm-input-bg: #14141e;
  --gm-shadow: rgba(0, 0, 20, 0.5);
}

/* === PEDAL BODY === */
#gummodul-body {
  background: var(--gm-bg);
  border-radius: 18px;
  padding: 14px 16px;
  font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  color: var(--gm-text);
  user-select: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.15),
    inset 0 -2px 4px var(--gm-shadow),
    0 4px 20px rgba(0,0,0,0.3),
    0 1px 0 rgba(255,255,255,0.04) inset;
  position: relative;
  overflow: hidden;
}

/* Subtle texture overlay */
#gummodul-body::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.015) 3px,
    rgba(0,0,0,0.015) 4px
  );
  pointer-events: none;
  border-radius: 12px;
}

/* === BRAND STRIP === */
.gm-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px;
}

.gm-brand-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gm-text);
}

.gm-brand-sub {
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gm-text-light);
}

/* === INPUT SECTION === */
.gm-input-section {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--gm-panel);
  border-radius: 8px;
  border: 1px solid var(--gm-panel-border);
  flex-wrap: wrap;
}

.gm-dropzone {
  flex: 1;
  min-width: 120px;
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--gm-input-bg);
  border: 2px dashed var(--gm-panel-border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  padding: 4px 10px;
}

.gm-dropzone:hover,
.gm-dropzone.drag-over {
  border-color: var(--gm-accent);
  background: rgba(255,255,255,0.05);
}

.gm-dropzone .drop-icon {
  font-size: 18px;
  opacity: 0.6;
}

.gm-dropzone .drop-text {
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gm-text-light);
}

.gm-dropzone.has-file .drop-text {
  color: var(--gm-text);
}

.gm-source-btns {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gm-source-btn {
  padding: 5px 10px;
  font-family: inherit;
  font-size: 8px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: var(--gm-knob);
  color: var(--gm-indicator);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.gm-source-btn:hover {
  background: var(--gm-knob-cap);
}

.gm-source-btn.active {
  background: var(--gm-accent);
  color: #fff;
}

.gm-playback-btns {
  display: flex;
  gap: 4px;
}

.gm-play-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  background: var(--gm-knob);
  color: var(--gm-indicator);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
}

.gm-play-btn:hover {
  background: var(--gm-knob-cap);
}

.gm-play-btn.active {
  background: var(--gm-accent);
  color: #fff;
}

/* === EFFECTS GRID (2×2 stompbox layout) === */
.gm-effects-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

/* === EFFECT PANEL === */
.gm-effect {
  background: var(--gm-panel);
  border-radius: 8px;
  border: 1px solid var(--gm-panel-border);
  padding: 8px 6px 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.gm-effect-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.gm-effect-name {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gm-text);
}

.gm-effect-model {
  font-size: 7px;
  letter-spacing: 1px;
  color: var(--gm-text-light);
}

/* Bypass button + LED */
.gm-bypass {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
  background: none;
  border: 1px solid var(--gm-panel-border);
  font-family: inherit;
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gm-text-light);
  transition: border-color 0.15s;
}

.gm-bypass:hover {
  border-color: var(--gm-accent);
}

.gm-led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gm-led-off);
  transition: background 0.15s, box-shadow 0.15s;
}

.gm-led.on {
  background: var(--gm-led-on);
  box-shadow: 0 0 8px var(--gm-led-on), 0 0 3px var(--gm-led-on);
}

/* Knob grid */
.gm-knobs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 8px;
  flex: 1;
}

.gm-knob-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.gm-knob-canvas {
  width: 42px;
  height: 42px;
  cursor: grab;
  touch-action: none;
}

.gm-knob-canvas:active {
  cursor: grabbing;
}

.gm-knob-label {
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gm-text-light);
  text-align: center;
  max-width: 56px;
  line-height: 1.2;
}

.gm-knob-value {
  font-size: 8px;
  color: var(--gm-text);
  text-align: center;
  min-height: 10px;
  opacity: 0;
  transition: opacity 0.15s;
}

.gm-knob-group:hover .gm-knob-value,
.gm-knob-group.dragging .gm-knob-value {
  opacity: 1;
}

/* === OUTPUT SECTION === */
.gm-output-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 10px;
  background: var(--gm-panel);
  border-radius: 8px;
  border: 1px solid var(--gm-panel-border);
}

.gm-output-knobs {
  display: flex;
  gap: 16px;
  align-items: flex-end;
}

.gm-skin-selector {
  display: flex;
  gap: 4px;
  align-items: center;
}

.gm-skin-btn {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}

.gm-skin-btn:hover {
  transform: scale(1.15);
}

.gm-skin-btn.active {
  border-color: var(--gm-text);
}

.gm-skin-btn[data-skin="gum"] { background: #e8a0b8; }
.gm-skin-btn[data-skin="og"] { background: #e8dcc8; }
.gm-skin-btn[data-skin="midnight"] { background: #1a1a28; }

.gm-skin-label {
  font-size: 7px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gm-text-light);
  margin-right: 4px;
}

/* === FILE INPUT (hidden) === */
#gummodul-file {
  display: none;
}

/* === MOBILE RESPONSIVE === */
@media (max-width: 768px) {
  #gummodul-body {
    padding: 10px 10px;
    gap: 8px;
    min-height: 0;
  }

  .gm-effects-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .gm-knob-canvas {
    width: 40px;
    height: 40px;
  }

  .gm-input-section {
    flex-wrap: wrap;
    gap: 8px;
  }

  .gm-dropzone {
    min-height: 40px;
    width: 100%;
  }

  .gm-source-btns {
    flex-direction: row;
    width: 100%;
    justify-content: center;
  }

  .gm-output-section {
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }

  .gm-brand-name {
    font-size: 11px;
    letter-spacing: 3px;
  }
}