.stream-hero {
  position: relative;
  min-height: calc(52rem - var(--header-height));
  overflow-x: clip;
  border-bottom: var(--border-thin) solid var(--color-soft-line);
}

.stream-hero::before {
  position: absolute;
  top: var(--space-7);
  right: 0;
  width: 54%;
  height: 86%;
  content: "";
  border-radius: var(--radius-xlarge) 0 0 var(--radius-xlarge);
  background:
    radial-gradient(circle at 54% 46%, var(--color-forest-light), var(--color-transparent) 58%),
    linear-gradient(to left, var(--color-soft-accent), var(--color-transparent));
  pointer-events: none;
}

.stream-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(28rem, 1.08fr);
  align-items: center;
  min-height: calc(52rem - var(--header-height));
  gap: var(--space-7);
}

.stream-hero-copy {
  position: relative;
  z-index: 2;
  max-width: 39rem;
}

.stream-leaf {
  position: relative;
  min-width: 0;
  min-height: 43rem;
}

.stream-leaf::before {
  position: absolute;
  inset: 12% 4% 8% 12%;
  content: "";
  border: var(--border-thin) dashed var(--color-soft-line);
  border-radius: var(--radius-xlarge);
  transform: rotate(-4deg);
}

.stream-leaf-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(37rem, 100%);
  color: var(--color-accent);
  filter: drop-shadow(var(--shadow-leaf));
  transform: translate(-50%, -50%);
}

.stream-leaf-stop-one {
  stop-color: var(--color-panel-strong);
}

.stream-leaf-stop-two {
  stop-color: var(--color-forest-light);
}

.stream-leaf-stop-three {
  stop-color: var(--color-panel);
}

.stream-leaf-body {
  fill: url("#streamLeafFlesh");
}

.stream-leaf-outline {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: var(--border-strong);
}

.stream-main-route {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 7;
  stroke-linecap: round;
}

.stream-route {
  fill: none;
  stroke: var(--color-success);
  stroke-width: var(--border-strong);
  stroke-linecap: round;
  opacity: 0.72;
}

.stream-route-fine {
  fill: none;
  stroke: var(--color-accent-dark);
  stroke-width: var(--border-thin);
  stroke-dasharray: 5 8;
  opacity: 0.68;
}

.stream-node {
  fill: var(--color-accent);
  stroke: var(--color-bg);
  stroke-width: var(--border-strong);
  filter: url("#streamNodeGlow");
}

.stream-route-label rect {
  fill: var(--color-panel);
  stroke: var(--color-border);
  stroke-width: var(--border-thin);
}

.stream-route-label text {
  fill: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
}

.stream-leaf-note {
  position: absolute;
  right: var(--space-4);
  bottom: var(--space-7);
  display: flex;
  max-width: 22rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-surface-glass-strong);
  box-shadow: var(--shadow-panel);
  backdrop-filter: blur(12px);
}

.meaning-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: var(--space-9);
}

.meaning-layout .section-heading {
  position: sticky;
  top: var(--space-7);
  margin-bottom: 0;
}

.meaning-copy {
  padding-top: var(--space-3);
  border-top: var(--border-strong) solid var(--color-accent);
}

.stream-table-shell {
  max-width: 100%;
  overflow-x: auto;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}

.stream-table {
  width: 100%;
  min-width: 58rem;
  border-collapse: collapse;
}

.stream-table th,
.stream-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: var(--border-thin) solid var(--color-soft-line);
  color: var(--color-text-muted);
  text-align: left;
  vertical-align: top;
}

.stream-table th {
  color: var(--color-accent);
  background: var(--color-panel-strong);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.stream-table td:first-child {
  color: var(--color-text);
  font-weight: var(--weight-semibold);
  white-space: nowrap;
}

.stream-table tr:last-child td {
  border-bottom: 0;
}

.stream-table tbody tr:hover {
  background: var(--color-soft-text);
}

.support-dynamic {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-warn);
  white-space: nowrap;
}

.support-dynamic::before {
  width: 0.45rem;
  height: 0.45rem;
  flex-shrink: 0;
  content: "";
  border-radius: var(--radius-pill);
  background: currentColor;
  box-shadow: 0 0 0.75rem var(--color-soft-warn);
}

.table-footnote {
  max-width: 56rem;
  margin: var(--space-5) 0 0;
  color: var(--color-text-muted);
}

.ip-layout {
  position: relative;
}

.ip-comparison {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: stretch;
  gap: var(--space-5);
}

.ip-panel {
  grid-column: span 4;
  min-width: 0;
  padding: var(--space-6);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel);
}

.ip-panel-raised {
  margin-top: calc(var(--space-5) * -1);
  margin-bottom: var(--space-5);
  background:
    linear-gradient(145deg, var(--color-soft-accent), var(--color-transparent)),
    var(--color-panel-strong);
  box-shadow: var(--shadow-panel);
}

.ip-panel h3 {
  margin-top: var(--space-5);
}

.ip-panel p {
  margin: var(--space-4) 0 0;
  color: var(--color-text-muted);
}

.ip-callout {
  max-width: 54rem;
  margin-top: var(--space-7);
  margin-left: auto;
}

.quality-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.72fr) 5rem minmax(0, 1.28fr);
  align-items: stretch;
}

.quality-heading {
  align-self: start;
  padding: var(--space-6);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-panel-strong);
}

.quality-heading h2 {
  margin-top: var(--space-4);
}

.quality-heading p {
  margin: var(--space-4) 0 0;
  color: var(--color-text-muted);
}

.quality-vein {
  position: relative;
}

.quality-vein::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: var(--border-strong);
  content: "";
  border-radius: var(--radius-pill);
  background: linear-gradient(var(--color-transparent), var(--color-accent), var(--color-transparent));
  box-shadow: 0 0 1rem var(--color-glow);
}

.quality-vein::after {
  position: absolute;
  top: 50%;
  right: 0;
  left: 50%;
  height: var(--border-thin);
  content: "";
  border-top: var(--border-thin) dashed var(--color-accent);
}

.quality-content {
  padding: var(--space-7);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-xlarge);
  background: var(--color-panel);
}

.quality-content h3:first-child {
  margin-top: 0;
}

.error-ledger {
  overflow: hidden;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-xlarge);
  background: var(--color-panel);
}

.error-entry {
  display: grid;
  grid-template-columns: minmax(8rem, 0.3fr) minmax(0, 1.7fr);
  gap: var(--space-6);
  padding: var(--space-6);
}

.error-entry + .error-entry {
  border-top: var(--border-thin) solid var(--color-soft-line);
}

.error-entry:nth-child(even) {
  background: var(--color-panel-strong);
}

.error-index {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
}

.error-entry p {
  margin: var(--space-3) 0 0;
  color: var(--color-text-muted);
}

.workflow-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.66fr) minmax(0, 1.34fr);
  align-items: start;
  gap: var(--space-8);
}

.workflow-layout .section-heading {
  position: sticky;
  top: var(--space-7);
  margin-bottom: 0;
}

.workflow-list {
  display: grid;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: stream-step;
}

.workflow-list li {
  position: relative;
  margin: 0;
  padding: var(--space-5) var(--space-5) var(--space-5) var(--space-8);
  border: var(--border-thin) solid var(--color-border);
  border-radius: 0 var(--radius-large) var(--radius-large) 0;
  background: var(--color-panel);
  counter-increment: stream-step;
}

.workflow-list li::before {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
  color: var(--color-accent);
  content: counter(stream-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: var(--weight-semibold);
}

.workflow-list li::after {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: var(--border-strong);
  content: "";
  background: var(--color-accent-dark);
}

.workflow-list p {
  margin: var(--space-3) 0 0;
  color: var(--color-text-muted);
}

.workflow-layout > .callout {
  grid-column: 2;
  margin-bottom: 0;
}

.stream-next {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-7);
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
  border-top: var(--border-thin) solid var(--color-border);
}

.stream-next h2 {
  margin-top: var(--space-3);
}

.stream-next p {
  max-width: 46rem;
  margin: var(--space-3) 0 0;
  color: var(--color-text-muted);
}

.stream-next-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-3);
}

@media (max-width: 64rem) {
  .stream-hero {
    min-height: auto;
  }

  .stream-hero::before {
    top: auto;
    bottom: 0;
    width: 100%;
    height: 48%;
    border-radius: var(--radius-xlarge) var(--radius-xlarge) 0 0;
  }

  .stream-hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: var(--space-9);
    padding-bottom: var(--space-8);
  }

  .stream-hero-copy {
    max-width: 44rem;
  }

  .stream-leaf {
    min-height: 35rem;
  }

  .meaning-layout,
  .workflow-layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .meaning-layout .section-heading,
  .workflow-layout .section-heading {
    position: static;
  }

  .ip-comparison {
    grid-template-columns: 1fr;
  }

  .ip-panel {
    grid-column: auto;
  }

  .ip-panel-raised {
    margin: 0;
  }

  .quality-layout {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .quality-vein {
    display: none;
  }

  .workflow-layout > .callout {
    grid-column: auto;
  }

  .stream-next {
    grid-template-columns: 1fr;
  }

  .stream-next-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 40rem) {
  .stream-hero-grid {
    padding-top: var(--space-8);
  }

  .stream-leaf {
    min-height: 27rem;
  }

  .stream-leaf-svg {
    width: min(31rem, 116%);
  }

  .stream-leaf-note {
    right: var(--space-2);
    bottom: var(--space-3);
    left: var(--space-2);
    justify-content: flex-start;
    padding: var(--space-3);
    border-radius: var(--radius-medium);
  }

  .stream-table-shell,
  .error-ledger {
    border-radius: var(--radius-medium);
  }

  .stream-table th,
  .stream-table td {
    padding: var(--space-3) var(--space-4);
  }

  .ip-panel,
  .quality-heading,
  .quality-content {
    padding: var(--space-5);
    border-radius: var(--radius-medium);
  }

  .error-entry {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    padding: var(--space-5);
  }

  .workflow-list li {
    padding: var(--space-5) var(--space-4) var(--space-5) var(--space-7);
    border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
  }

  .workflow-list li::before {
    left: var(--space-4);
  }

  .stream-next-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .stream-next-actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stream-leaf-svg {
    transform: translate(-50%, -50%);
  }
}