.template-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.template-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background-color: rgba(255, 253, 248, 0.94);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
}

.workspace-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 1rem;
  flex: 1;
  min-height: 0;
}

.control-panel {
  padding: 1rem 1.25rem;
  background-color: rgba(255, 253, 248, 0.94);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
}

.control-panel__section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.canvas-panel {
  min-height: 0;
  background:
    radial-gradient(circle at top left, rgba(196, 99, 47, 0.11), transparent 26%),
    linear-gradient(180deg, rgba(31, 26, 20, 0.04), rgba(31, 26, 20, 0.01));
  border: 1px solid rgba(31, 26, 20, 0.12);
  border-radius: 1rem;
  overflow: hidden;
}

.canvas-panel__body {
  width: 100%;
  min-height: calc(100vh - 8.5rem);
  padding: 1rem;
}

.perceptron-controls {
  gap: 1rem;
}

.perceptron-controls__group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.perceptron-vector-grid,
.perceptron-range-grid {
  display: grid;
  gap: 0.75rem;
}

.perceptron-vector-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.perceptron-range-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.perceptron-number-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.perceptron-number-field__label {
  font-size: 0.84rem;
  font-weight: 600;
  color: #51473b;
}

.perceptron-stage {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.perceptron-stage__top {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.perceptron-visual-card {
  background-color: rgba(255, 253, 248, 0.95);
  border: 1px solid rgba(31, 26, 20, 0.12);
  border-radius: 1rem;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.perceptron-visual-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(31, 26, 20, 0.08);
}

.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: #8e5a3b;
}

.perceptron-stage__content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem;
  min-height: 18rem;
}

.perceptron-flow {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.perceptron-flow-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 0.8fr);
  gap: 0.5rem;
  align-items: center;
}

.perceptron-flow-operator {
  font-weight: 800;
  text-align: center;
  color: #7f7668;
}

.perceptron-token {
  padding: 0.85rem 1rem;
  border-radius: 0.875rem;
  font-weight: 600;
  text-align: center;
  border: 1px solid rgba(31, 26, 20, 0.12);
}

.perceptron-token--input {
  background-color: rgba(56, 132, 255, 0.09);
}

.perceptron-token--weight {
  background-color: rgba(196, 99, 47, 0.12);
}

.perceptron-token--product {
  background-color: rgba(55, 126, 76, 0.12);
}

.perceptron-sum-box {
  display: grid;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  background-color: #1f1a14;
  color: #fffdf8;
  border-radius: 1rem;
}

.perceptron-sum-box__line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.perceptron-sum-box__line--result {
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 253, 248, 0.18);
}

.perceptron-activation-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  min-height: 100%;
}

.perceptron-activation-arrow {
  font-size: 1.4rem;
  font-weight: 700;
  color: #8d8378;
  text-align: center;
}

.perceptron-node {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
  min-height: 12rem;
  padding: 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(31, 26, 20, 0.12);
}

.perceptron-node__label {
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #6c6459;
}

.perceptron-node--sum {
  background-color: rgba(196, 99, 47, 0.1);
}

.perceptron-node--activation {
  background-color: rgba(56, 132, 255, 0.09);
}

.perceptron-node--output {
  background-color: rgba(55, 126, 76, 0.12);
}

.perceptron-summary-card,
.perceptron-p5-card,
.perceptron-chart-card {
  padding-bottom: 1rem;
}

.perceptron-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  padding: 0 1.25rem;
}

.perceptron-summary-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem;
  background-color: rgba(31, 26, 20, 0.04);
  border-radius: 0.875rem;
}

.perceptron-summary-item__label {
  font-size: 0.8rem;
  color: #6b6257;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.perceptron-chart-card__body {
  height: 24rem;
  padding: 0 1rem;
}

.perceptron-p5-card__body {
  padding: 0 1rem;
}

.perceptron-p5-root {
  height: 24rem;
  border: 1px solid rgba(31, 26, 20, 0.1);
  border-radius: 0.875rem;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(56, 132, 255, 0.08), transparent 28%),
    linear-gradient(180deg, rgba(255, 253, 248, 0.92), rgba(246, 240, 231, 0.95));
}

.perceptron-p5-root canvas {
  display: block;
  width: 100%;
  height: 100%;
}

@media (max-width: 1199px) {
  .perceptron-stage__top,
  .perceptron-summary-grid {
    grid-template-columns: 1fr;
  }

  .perceptron-activation-diagram {
    grid-template-columns: 1fr;
  }

  .perceptron-activation-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 991px) {
  .workspace-layout {
    grid-template-columns: 1fr;
  }

  .canvas-panel__body {
    min-height: auto;
  }
}

@media (max-width: 768px) {
  .perceptron-flow-row,
  .perceptron-range-grid,
  .perceptron-vector-grid {
    grid-template-columns: 1fr;
  }

  .perceptron-flow-operator {
    display: none;
  }
}

@media (max-width: 576px) {
  .template-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .canvas-panel__body {
    padding: 0.75rem;
  }

  .perceptron-stage__content,
  .perceptron-visual-card__header,
  .perceptron-summary-grid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}