#editor {
  width: 1576px;
  height: 720px;
}

#trainer-kit {
  width: 1576px;
  height: 720px;
  position: relative;
}

#trainer-kit-svg {
  width: 1576px;
  height: 720px;
  user-select: none;
  touch-action: none;
  display: block;
}

/* Terminal Pins & Contacts */
.terminal-pin {
  cursor: pointer;
}

.terminal-pin:hover {
  filter: drop-shadow(0 0 6px rgba(250, 204, 21, 0.9));
}

.terminal-hover-ring {
  transition: opacity 0.15s ease-in-out;
}

.terminal-pin.wire-start-active .terminal-hover-ring {
  opacity: 1 !important;
  stroke: #38bdf8 !important;
  stroke-width: 3.5px !important;
  filter: drop-shadow(0 0 8px rgba(56, 189, 248, 1)) !important;
}

/* Master Power Button */
.master-power-btn {
  cursor: pointer;
}

.master-power-btn:hover {
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

/* Manual Pulse Button Box */
.manual-pulse-box {
  cursor: pointer;
  transition: filter 0.15s ease;
}

.manual-pulse-box:hover rect[id="pulse-box-rect"] {
  stroke: #ef4444;
}

/* Toggle Switches */
.input-toggle-switch {
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.input-toggle-switch:hover circle[id^="switch-knob-"] {
  stroke: #38bdf8;
  stroke-width: 2px;
  filter: drop-shadow(0 0 4px rgba(56, 189, 248, 0.6));
}

/* IC Sockets & Chips */
.exact-ic-base rect[id^="ic-base-body-"] {
  transition: stroke 0.2s ease, stroke-width 0.2s ease;
}

.exact-ic-base:hover rect[id^="ic-base-body-"] {
  stroke: #38bdf8;
  stroke-width: 2px;
}

.chip-remove-btn {
  opacity: 0.85;
  transition: opacity 0.2s ease;
}

.chip-remove-btn:hover {
  opacity: 1;
  filter: drop-shadow(0 2px 4px rgba(239, 68, 68, 0.8));
}

/* Wires & Connections */
.circuit-wire-group {
  transition: opacity 0.15s ease;
}

.circuit-wire-group:hover .wire-main {
  stroke-width: 5px;
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.6));
}

.circuit-wire-group.wire-marked-delete .wire-main {
  stroke: #ef4444 !important;
  stroke-dasharray: 6 3;
  animation: wire-dash-anim 0.4s linear infinite;
}

@keyframes wire-dash-anim {
  to {
    stroke-dashoffset: -9;
  }
}

#wire-preview-path {
  animation: wire-preview-pulse 1.2s ease-in-out infinite;
}

@keyframes wire-preview-pulse {
  0%, 100% {
    opacity: 0.9;
  }
  50% {
    opacity: 0.4;
  }
}

/* 7-Segment Displays */
[id^="disp-"][id*="-seg-"] {
  transition: fill 0.04s ease-out;
}