/* ====================================================================
   ROTARY KNOB COMPONENT — PHYSICS-DRIVEN INTERACTIVE CONTROL
   Strike 2: High-Torque Rotary Knobs with GSAP Physics
   ==================================================================== */

.rotary-knob-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  user-select: none;
}

.knob-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-gold);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.rotary-knob {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: 
    radial-gradient(circle at 30% 30%, #3a3a3a 0%, #1a1a1a 60%, #0a0a0a 100%);
  border: 3px solid #2a2a2a;
  position: relative;
  cursor: grab;
  transition: 
    box-shadow 0.3s ease,
    border-color 0.3s ease;
  outline: none;
  
  /* Default subtle glow */
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(57, 255, 20, 0.2),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob:hover {
  border-color: #3a3a3a;
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(57, 255, 20, 0.3),
    0 0 24px rgba(57, 255, 20, 0.15),
    0 4px 16px rgba(0, 0, 0, 0.7);
  cursor: grab;
}

.rotary-knob:active {
  cursor: grabbing;
  transform: scale(0.98);
  box-shadow:
    inset 0 3px 6px rgba(0, 0, 0, 0.9),
    inset 0 -1px 4px rgba(255, 255, 255, 0.03),
    0 0 16px rgba(57, 255, 20, 0.4),
    0 0 32px rgba(57, 255, 20, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.8);
}

.rotary-knob:focus {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 4px;
}

/* Knob Indicator Line (shows current position) */
.knob-indicator {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 22px;
  background: linear-gradient(180deg, var(--neon-orange) 0%, rgba(255, 136, 51, 0.5) 100%);
  border-radius: 2px;
  box-shadow: 
    0 0 4px var(--neon-orange),
    0 0 8px rgba(255, 136, 51, 0.5);
  pointer-events: none;
}

/* Center Hub (visual detail) */
.knob-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: 
    radial-gradient(circle at 40% 40%, #4a4a4a 0%, #2a2a2a 60%, #1a1a1a 100%);
  border: 1px solid #1a1a1a;
  box-shadow:
    inset 0 1px 2px rgba(255, 255, 255, 0.1),
    inset 0 -1px 2px rgba(0, 0, 0, 0.5),
    0 1px 3px rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

/* Value Display */
.knob-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  color: var(--text-cream);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-shadow: 0 0 4px rgba(244, 232, 208, 0.3);
}

/* ============================================================
   CHANNEL-SPECIFIC GLOW COLORS
   Each knob inherits its channel's neon signature
   ============================================================ */

/* Channel 1 & 2: Orange (Rehearsals) */
.rotary-knob.channel-1,
.rotary-knob.channel-2 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(255, 136, 51, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-1:hover,
.rotary-knob.channel-2:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(255, 136, 51, 0.4),
    0 0 24px rgba(255, 136, 51, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-1 .knob-indicator,
.rotary-knob.channel-2 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-orange) 0%, rgba(255, 136, 51, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-orange), 0 0 8px rgba(255, 136, 51, 0.5);
}

/* Channel 3: Magenta (Control Room) */
.rotary-knob.channel-3 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(255, 0, 217, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-3:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(255, 0, 217, 0.4),
    0 0 24px rgba(255, 0, 217, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-3 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-magenta) 0%, rgba(255, 0, 217, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-magenta), 0 0 8px rgba(255, 0, 217, 0.5);
}

/* Channel 4: Cyan (Workshop Café) */
.rotary-knob.channel-4 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(0, 217, 255, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-4:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(0, 217, 255, 0.4),
    0 0 24px rgba(0, 217, 255, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-4 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-cyan) 0%, rgba(0, 217, 255, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-cyan), 0 0 8px rgba(0, 217, 255, 0.5);
}

/* Channel 5: Amber (AV Services) */
.rotary-knob.channel-5 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(255, 182, 39, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-5:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(255, 182, 39, 0.4),
    0 0 24px rgba(255, 182, 39, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-5 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-amber) 0%, rgba(255, 182, 39, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-amber), 0 0 8px rgba(255, 182, 39, 0.5);
}

/* Channel 6: White (Contact) */
.rotary-knob.channel-6 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(244, 244, 244, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-6:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(244, 244, 244, 0.4),
    0 0 24px rgba(244, 244, 244, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-6 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-white) 0%, rgba(244, 244, 244, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-white), 0 0 8px rgba(244, 244, 244, 0.5);
}

/* Channel 7: Green (System Status) */
.rotary-knob.channel-7 {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.05),
    0 0 8px rgba(57, 255, 20, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.6);
}

.rotary-knob.channel-7:hover {
  box-shadow:
    inset 0 2px 4px rgba(0, 0, 0, 0.8),
    inset 0 -2px 6px rgba(255, 255, 255, 0.08),
    0 0 12px rgba(57, 255, 20, 0.4),
    0 0 24px rgba(57, 255, 20, 0.2),
    0 4px 16px rgba(0, 0, 0, 0.7);
}

.rotary-knob.channel-7 .knob-indicator {
  background: linear-gradient(180deg, var(--neon-green) 0%, rgba(57, 255, 20, 0.5) 100%);
  box-shadow: 0 0 4px var(--neon-green), 0 0 8px rgba(57, 255, 20, 0.5);
}

/* ============================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================ */

@media (max-width: 768px) {
  .rotary-knob {
    width: 60px;
    height: 60px;
  }
  
  .knob-indicator {
    height: 18px;
  }
  
  .knob-center {
    width: 15px;
    height: 15px;
  }
  
  .knob-label {
    font-size: 0.7rem;
  }
  
  .knob-value {
    font-size: 0.8125rem;
  }
}

/* ============================================================
   ACCESSIBILITY — REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  .rotary-knob {
    transition: none;
  }
}