/* 2d-context.html — 2D Context Playground */

.doc-c2p {
  margin: 1.05rem 0 0;
  border-radius: 16px;
  border: 1px solid rgba(94, 180, 255, 0.26);
  background: linear-gradient(168deg,
      rgba(16, 22, 42, 0.82) 0%,
      rgba(10, 14, 28, 0.72) 48%,
      rgba(18, 14, 36, 0.78) 100%);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.42) inset,
    0 12px 38px rgba(0, 0, 0, 0.38);
  overflow: hidden;
}

.doc-c2p__stage {
  padding: 0.75rem 0.9rem 0.85rem;
  background: radial-gradient(110% 85% at 50% 12%,
      rgba(46, 231, 242, 0.06) 0%,
      transparent 52%),
    rgba(5, 8, 18, 0.52);
  border-bottom: 1px solid rgba(110, 150, 210, 0.14);
}

.doc-c2p__split {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 0.85rem;
  align-items: start;
}

.doc-c2p__stage-col {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  min-width: 0;
}

.doc-c2p__preview-wrap {
  position: relative;
  border-radius: 14px;
  border: 1px solid rgba(110, 150, 210, 0.18);
  background: rgba(5, 10, 22, 0.55);
  padding: 0.55rem;
  overflow: hidden;
}

.doc-c2p__preview-wrap canvas[data-c2p-canvas] {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 8px 28px rgba(0, 0, 0, 0.45);
}

.doc-c2p__hud {
  position: absolute;
  left: 0.85rem;
  top: 0.85rem;
  z-index: 2;
  padding: 0.28rem 0.5rem;
  border-radius: 10px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(120, 255, 190, 0.95);
  border: 1px solid rgba(80, 220, 150, 0.35);
  background: rgba(10, 14, 28, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  pointer-events: none;
}

.doc-c2p__sequence {
  border-radius: 12px;
  border: 1px solid rgba(110, 150, 210, 0.14);
  background: rgba(5, 10, 22, 0.45);
  padding: 0.55rem 0.6rem;
}

.doc-c2p__sequence-title {
  margin: 0 0 0.45rem;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(150, 185, 230, 0.72);
}

.doc-c2p__steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.doc-c2p__step {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.64rem;
  font-weight: 700;
  padding: 0.22rem 0.42rem;
  border-radius: 8px;
  border: 1px solid rgba(110, 150, 210, 0.16);
  color: rgba(160, 180, 220, 0.75);
  background: rgba(8, 12, 24, 0.55);
  transition: border-color 0.12s, color 0.12s, box-shadow 0.12s;
}

.doc-c2p__step.is-active {
  color: rgba(46, 231, 242, 0.98);
  border-color: rgba(46, 231, 242, 0.55);
  background: rgba(46, 231, 242, 0.14);
  box-shadow:
    0 0 18px rgba(46, 231, 242, 0.28),
    0 0 0 1px rgba(46, 231, 242, 0.35);
  animation: doc-c2p-step-pulse 1.35s ease-in-out infinite;
}

@keyframes doc-c2p-step-pulse {
  0%,
  100% {
    box-shadow:
      0 0 14px rgba(46, 231, 242, 0.2),
      0 0 0 1px rgba(46, 231, 242, 0.3);
  }

  50% {
    box-shadow:
      0 0 26px rgba(46, 231, 242, 0.42),
      0 0 0 1px rgba(46, 231, 242, 0.55);
  }
}

[data-canvas-2d-playground].is-restore-flash .doc-c2p__inspector {
  animation: doc-c2p-inspector-flash 0.55s ease-out;
}

@keyframes doc-c2p-inspector-flash {
  0% {
    border-color: rgba(46, 231, 242, 0.55);
    box-shadow: 0 0 20px rgba(46, 231, 242, 0.2);
  }

  100% {
    border-color: rgba(94, 200, 255, 0.12);
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .doc-c2p__step.is-active {
    animation: none;
  }

  [data-canvas-2d-playground].is-restore-flash .doc-c2p__inspector {
    animation: none;
    border-color: rgba(46, 231, 242, 0.35);
  }
}

.doc-c2p__panel {
  border-radius: 14px;
  border: 1px solid rgba(94, 200, 255, 0.14);
  background: rgba(8, 14, 28, 0.55);
  padding: 0.65rem 0.7rem 0.75rem;
}

.doc-c2p__panel-title {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(190, 208, 240, 0.9);
}

.doc-c2p__inspector {
  margin-bottom: 0.65rem;
  padding: 0.5rem 0.55rem;
  border-radius: 12px;
  border: 1px solid rgba(94, 200, 255, 0.12);
  background: rgba(5, 10, 22, 0.55);
}

.doc-c2p__inspector-title {
  margin: 0 0 0.4rem;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(150, 185, 230, 0.7);
}

.doc-c2p__kv {
  display: grid;
  gap: 0.32rem;
  margin: 0;
}

.doc-c2p__kv-row {
  display: grid;
  grid-template-columns: 5.8rem 1fr;
  gap: 0.45rem;
  align-items: baseline;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.68rem;
}

.doc-c2p__kv-k {
  color: rgba(150, 185, 230, 0.65);
  font-weight: 700;
}

.doc-c2p__kv-v {
  color: rgba(130, 235, 255, 0.95);
  font-weight: 700;
  word-break: break-all;
}

.doc-c2p__controls {
  display: grid;
  gap: 0.5rem;
}

.doc-c2p__row {
  display: grid;
  grid-template-columns: 5.4rem 1fr auto;
  gap: 0.45rem;
  align-items: center;
}

.doc-c2p__lbl {
  font-size: 0.74rem;
  color: rgba(190, 208, 240, 0.84);
}

.doc-c2p__lbl code {
  font-size: 0.68rem;
}

.doc-c2p__select,
.doc-c2p__color {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(110, 150, 210, 0.18);
  background: rgba(5, 10, 22, 0.72);
  color: rgba(210, 228, 255, 0.92);
  padding: 0.3rem 0.4rem;
  font-size: 0.8rem;
}

.doc-c2p__color {
  height: 2rem;
  padding: 0.15rem;
  cursor: pointer;
}

.doc-c2p__range {
  width: 100%;
  accent-color: #2ee7f2;
}

.doc-c2p__out {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  font-weight: 800;
  color: rgba(130, 235, 255, 0.95);
  text-align: right;
  white-space: nowrap;
}

.doc-c2p__checks {
  margin-top: 0.45rem;
  padding-top: 0.45rem;
  border-top: 1px solid rgba(110, 150, 210, 0.12);
  display: grid;
  gap: 0.38rem;
}

.doc-c2p__check {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.76rem;
  line-height: 1.35;
  color: rgba(190, 208, 240, 0.88);
}

.doc-c2p__check input {
  margin-top: 0.12rem;
  accent-color: #2ee7f2;
}

.doc-c2p__caption {
  margin: 0;
  padding: 0.75rem 0.9rem 0.85rem;
  font-size: 0.82rem;
  line-height: 1.52;
  color: rgba(165, 188, 228, 0.82);
  border-top: 1px solid rgba(110, 150, 210, 0.1);
}

@media (max-width: 1040px) {
  .doc-c2p__split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .doc-c2p__row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .doc-c2p__out {
    text-align: left;
  }

  .doc-c2p__kv-row {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}