/* Hero interactive demo: datasheet with left→right swipe revealing graph */
.hero-visual.hero-visual--demo {
  user-select: none;
  -webkit-user-select: none;
  cursor: ew-resize;
  aspect-ratio: 16 / 9;
}

.hero-visual.hero-visual--demo::after {
  display: none;
}

.ds-demo {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  font-size: 0.625rem;
  color: var(--grey-light);
}

.ds-demo__hint {
  flex-shrink: 0;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 17, 17, 0.92);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--grey);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.ds-demo__hint span:last-child {
  color: var(--beige);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.ds-demo__stage {
  --ds-swipe: 0%;
  position: relative;
  flex: 1;
  min-height: 0;
  margin: 0.65rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--black-soft);
  overflow: hidden;
  touch-action: none;
}

.ds-demo__sheet,
.ds-demo__graph-layer {
  position: absolute;
  inset: 0;
}

.ds-demo__sheet {
  padding: 0.9rem 1rem;
  overflow: hidden;
  font-family: "Inter", ui-monospace, monospace;
  line-height: 1.4;
  pointer-events: none;
  z-index: 1;
}

.ds-demo__sheet-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.45rem;
  margin-bottom: 0.5rem;
}

.ds-demo__sheet-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
  font-family: "Inter", system-ui, sans-serif;
}

.ds-demo__sheet-meta {
  margin-top: 0.2rem;
  color: var(--grey);
  font-size: 0.6rem;
}

.ds-demo__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
}

.ds-demo__table th,
.ds-demo__table td {
  text-align: left;
  padding: 0.22rem 0.28rem;
  border-bottom: 1px solid rgba(42, 42, 42, 0.85);
}

.ds-demo__table th {
  color: var(--beige);
  font-weight: 600;
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ds-demo__table td:first-child {
  color: var(--grey-light);
  font-weight: 600;
}

.ds-demo__pin {
  margin-top: 0.55rem;
  padding-top: 0.45rem;
  border-top: 1px dashed var(--border);
  font-size: 0.56rem;
  color: var(--grey);
}

.ds-demo__graph-layer {
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black-soft);
  pointer-events: none;
  opacity: 1;
  clip-path: polygon(0 0, var(--ds-swipe) 0, var(--ds-swipe) 100%, 0 100%);
  -webkit-clip-path: polygon(0 0, var(--ds-swipe) 0, var(--ds-swipe) 100%, 0 100%);
}

.ds-demo__svg {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
}

.ds-demo__graph-layer .g-node__disc {
  fill: var(--black-soft);
  stroke: var(--grey);
  stroke-width: 1.85;
}

.ds-demo__graph-layer .g-node__disc--accent {
  stroke: var(--beige);
  fill: var(--elevated);
}

.ds-demo__graph-layer .g-node__label {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 26px;
  font-weight: 700;
  fill: var(--white);
  pointer-events: none;
  paint-order: stroke;
  stroke: rgba(10, 10, 10, 0.85);
  stroke-width: 6px;
}

.ds-demo__graph-layer .g-node__meta {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  fill: rgba(250, 250, 250, 0.95);
  paint-order: stroke;
  stroke: rgba(10, 10, 10, 0.8);
  stroke-width: 4px;
}

.ds-demo__graph-layer .g-edge__label {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  fill: var(--beige-wash);
  paint-order: stroke;
  stroke: rgba(10, 10, 10, 0.78);
  stroke-width: 3px;
  stroke-linejoin: round;
}


.ds-demo__graph-layer .g-aux-edge {
  stroke: rgba(163, 163, 163, 0.22);
  stroke-width: 1.15;
}

.ds-demo__graph-layer .g-aux-node {
  fill: rgba(163, 163, 163, 0.35);
}

.ds-demo__graph-layer .g-edge {
  stroke: rgba(212, 196, 176, 0.42);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-dasharray: 5 4;
  animation: ds-dash 12s linear infinite;
}

.ds-demo__graph-layer.is-rich .g-edge {
  stroke: rgba(212, 196, 176, 0.65);
  stroke-dasharray: none;
  animation: none;
}

@keyframes ds-dash {
  to {
    stroke-dashoffset: -72;
  }
}

.ds-demo__cursor {
  position: absolute;
  left: var(--ds-swipe);
  top: 0;
  bottom: 0;
  width: 2px;
  height: 100%;
  margin: 0;
  padding: 0;
  transform: translateX(-50%);
  border-radius: 0;
  pointer-events: none;
  z-index: 3;
  opacity: 0;
  transition: opacity 0.15s;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(212, 196, 176, 0.55) 22%,
    rgba(212, 196, 176, 0.85) 50%,
    rgba(212, 196, 176, 0.55) 78%,
    transparent 100%
  );
  box-shadow: 0 0 12px rgba(212, 196, 176, 0.35);
}

.ds-demo__stage.is-active .ds-demo__cursor {
  opacity: 1;
}

@media (max-width: 900px) {
  .ds-demo__graph-layer .g-node__label {
    font-size: 30px;
  }

  .ds-demo__graph-layer .g-node__meta {
    font-size: 10px;
  }

  .ds-demo__graph-layer .g-edge__label {
    font-size: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ds-demo__graph-layer .g-edge {
    animation: none;
    stroke-dasharray: none;
  }

  .hero-visual.hero-visual--demo {
    cursor: default;
  }

  .ds-demo__stage {
    touch-action: manipulation;
  }
}