:root {
  --rs-bg: #050608;
  --rs-panel: #111417;
  --rs-panel-raised: #181c20;
  --rs-screen: #17251c;
  --rs-accent: #c96732;
  --rs-accent-dark: #9a4e26;
  --rs-outline: #202428;

  --rs-radius-outer: 4px;
  --rs-radius-inner: 4px;
  --rs-radius-screen: 4px;

  --rs-shadow-panel: 0 18px 45px rgba(0, 0, 0, 0.75);
  --rs-shadow-inner: 0 8px 18px rgba(0, 0, 0, 0.7);
  --rs-shadow-inset-strong: inset 0 0 0 1px rgba(0, 0, 0, 0.85);
  --rs-shadow-inset-soft: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, #171b1f 0, #050608 55%);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  font-size: 20px;
  color: #1d1d1d;
}

.console-wrapper {
  width: 100%;
  padding: 50px;
  background: transparent;
}

.console {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--rs-panel);
  border-radius: var(--rs-radius-outer);
  box-shadow: var(--rs-shadow-panel);
  position: relative;
  padding: 22px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.console-inner {
  background: var(--rs-panel-raised);
  border-radius: var(--rs-radius-outer);
  box-shadow: var(--rs-shadow-inset-soft), var(--rs-shadow-inset-strong);
  padding: 12px 12px;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 1.1fr);
  column-gap: 24px;
  align-items: stretch;
  height: 100%;
}

.console-screw {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #34373b, #14171a);
  box-shadow:
    0 2px 5px rgba(0, 0, 0, 0.9),
    inset 0 1px 1px rgba(255, 255, 255, 0.08),
    inset 0 -1px 2px rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
}

.console-screw::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.85);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.console-screw--tl { top: 8px; left: 8px; }
.console-screw--tr { top: 8px; right: 8px; }
.console-screw--bl { bottom: 8px; left: 8px; }
.console-screw--br { bottom: 8px; right: 8px; }

.etch-shell {
  height: 100%;
  border-radius: var(--rs-radius-inner);
  background: #14181c;
  box-shadow:
    0 10px 20px rgba(0, 0, 0, 0.7),
    var(--rs-shadow-inset-strong);
  padding: 4px 4px;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
}

.etch-frame {
  flex: 1;
  border-radius: var(--rs-radius-inner);
  background: linear-gradient(to bottom, var(--rs-accent), var(--rs-accent-dark));
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.9),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -2px 4px rgba(0, 0, 0, 0.8);
  padding: 2px;
  display: flex;
}

.etch-screen {
  flex: 1;
  border-radius: var(--rs-radius-screen);
  background:
    radial-gradient(circle at 20% 15%, #495149 0, #2c3830 95%, #0e1510 150%);
  box-shadow:
    inset 0 0 0 1px #151d17,
    inset 0 12px 22px rgba(0, 0, 0, 0.7),
    inset 0 -10px 18px rgba(0, 0, 0, 0.9);
  padding: 24px;
}

/* ✅ Canvas must be transparent so the etch-screen background shows through */
#etchCanvas {
  width: 100%;
  height: 100%;
  display: block;

  background: transparent;

  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.etch-stamp {
  position: absolute;
  bottom: 4px;
  right: 4px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 700;
  font-size: 1.5em;
  letter-spacing: 0.15em;
  color: #1f1f1f;
  text-shadow:
    -1px -1px 1px rgba(255,255,255,0.08),
    1px  1px 1px rgba(0,0,0,0.6);
  user-select: none;
}

.etch-info {
  font-size: 0.55em;
  color: #505050;
  vertical-align: super;
}

.vector-knob {
  --vk-size: 130px;
  --vk-max-lean: 12px;

  position: absolute;
  left: 50%;
  top: 56%;
  transform: translate(-50%, -50%);
  width: var(--vk-size);
  height: var(--vk-size);
  border-radius: 50%;

  background: #111;
  box-shadow:
    inset 2px 2px 6px rgba(0,0,0,0.75),
    inset -1px -1px 1px rgba(255,255,255,0.04);

  user-select: none;
  touch-action: none;
}

.vk-ring {
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.05),
    inset 0 0 0 2px rgba(0,0,0,0.55);
}

.vk-tick {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 2px;
  height: 16px;
  background: rgba(255,255,255,0.10);
  border-radius: 2px;
  transform-origin: 50% 100%;
  transform: translate(-50%, -50%) rotate(var(--a)) translateY(-80px);
}

.vk-n  { --a: 0deg; }
.vk-ne { --a: 45deg; }
.vk-nw { --a: 315deg; }
.vk-e  { --a: 90deg; }
.vk-w  { --a: 270deg; }

.vk-cap {
  position: absolute;
  inset: 26px;
  border-radius: 50%;
  background: #161a1d;
  box-shadow:
    0 10px 18px rgba(0,0,0,0.60),
    inset 1px 1px 1px rgba(255,255,255,0.06),
    inset -2px -3px 6px rgba(0,0,0,0.80);

  transform: translate(var(--vk-x, 0px), var(--vk-y, 0px)) rotate(var(--vk-rot, 0deg));
}

.vk-dot {
  position: absolute;
  left: 50%;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: var(--rs-accent);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.55);
}

.vk-dimple {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.25);
  box-shadow:
    inset 1px 1px 2px rgba(0,0,0,0.75),
    inset -1px -1px 1px rgba(255,255,255,0.05);
}

.module-column {
  display: grid;
  grid-template-rows: repeat(4, 1fr);
  row-gap: 16px;
  align-items: stretch;
}

.module {
  background: #14181b;
  border-radius: var(--rs-radius-inner);
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.65),
    var(--rs-shadow-inset-strong);
  padding: 4px;
  display: flex;
}

.module-frame {
  flex: 1;
  border-radius: var(--rs-radius-inner);
  background: linear-gradient(to bottom, var(--rs-accent), var(--rs-accent-dark));
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.9),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -2px 4px rgba(0, 0, 0, 0.75);
  padding: 2px;
  display: flex;
}

.module-panel {
  position: relative;
  width: 100%;
  background: #141414;
  border-radius: 4px;
  padding: 8px;
  box-shadow:
    inset 1px 1px 2px rgba(0,0,0,0.6),
    inset -1px -1px 1px rgba(255,255,255,0.04);
  outline: 4px solid rgba(255,255,255,0.05);
}

@media (max-width: 780px) {
  .console {
    aspect-ratio: 16 / 9;
    padding: 18px 16px;
  }

  .console-inner {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    row-gap: 20px;
  }

  .module-column {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: none;
    column-gap: 12px;
  }
}