.stream-hero {
  position: relative;
  padding-top: 92px;
  padding-bottom: 82px;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
}

.stream-hero::before {
  position: absolute;
  top: 38px;
  right: -84px;
  width: 330px;
  height: 330px;
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-pill);
  content: "";
  pointer-events: none;
}

.stream-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: center;
}

.stream-hero-copy {
  position: relative;
  z-index: 2;
}

.stream-hero-copy h1 {
  max-width: 720px;
  margin-top: 24px;
}

.stream-hero-copy .lead {
  margin-top: 26px;
}

.stream-facts {
  margin-top: 28px;
}

.stream-index {
  position: relative;
  z-index: 2;
  padding: 28px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.stream-index::before {
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: -13px;
  width: 4px;
  border-radius: var(--radius-pill);
  background: var(--color-warn);
  content: "";
}

.stream-index-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 700;
}

.stream-index-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.stream-index-list li {
  border-bottom: 1px solid var(--color-border);
}

.stream-index-list li:last-child {
  border-bottom: 0;
}

.stream-index-list a {
  display: grid;
  min-height: 72px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 12px 2px;
  transition:
    color var(--transition-fast),
    transform var(--transition-fast);
}

.stream-index-list a:hover {
  color: var(--color-accent-dark);
  transform: translateX(4px);
}

.stream-index-list span {
  font-size: 17px;
  font-weight: 780;
}

.stream-index-list small {
  max-width: 150px;
  color: var(--color-text-muted);
  font-size: 12px;
  line-height: 1.45;
  text-align: right;
}

.stream-toc-wrap {
  position: relative;
  z-index: 20;
  padding-top: 28px;
}

.stream-document {
  padding-top: 46px;
  padding-bottom: var(--section-space);
}

.stream-section {
  display: grid;
  grid-template-columns: minmax(190px, 0.34fr) minmax(0, 1fr);
  gap: clamp(34px, 6vw, 88px);
  padding-top: 72px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--color-border);
}

.stream-section:first-child {
  padding-top: 40px;
}

.stream-section:last-child {
  border-bottom: 0;
}

.stream-section-wide .stream-section-body {
  max-width: none;
}

.stream-section-offset .stream-section-body {
  margin-left: clamp(0px, 4vw, 54px);
}

.stream-section-label .mono {
  display: block;
  margin-bottom: 16px;
  color: var(--color-accent-dark);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.05em;
}

.stream-section-label h2 {
  max-width: 330px;
  margin-bottom: 0;
  font-size: clamp(28px, 3vw, 42px);
}

.stream-section-body {
  max-width: 880px;
}

.stream-section-body > .lead {
  margin-bottom: 30px;
}

.stream-support-table {
  min-width: 920px;
}

.stream-compare {
  display: grid;
  margin: 30px 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stream-compare article {
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.stream-compare article:nth-child(2) {
  background: var(--color-panel-soft);
}

.stream-compare h3 {
  margin-top: 22px;
  font-size: 22px;
}

.stream-compare p {
  margin-bottom: 0;
  font-size: 14px;
}

.quality-band {
  display: grid;
  margin-top: 34px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
}

.quality-band > div {
  min-width: 0;
  padding: 25px;
  border-right: 1px solid var(--color-border);
}

.quality-band > div:last-child {
  border-right: 0;
}

.quality-band .mono {
  display: block;
  margin-bottom: 18px;
  color: var(--color-accent-dark);
  font-size: 10px;
  font-weight: 740;
}

.quality-band strong {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text);
  font-size: 19px;
}

.quality-band p {
  margin-bottom: 0;
  font-size: 13px;
}

.error-ledger {
  display: grid;
  gap: 12px;
  margin: 30px 0;
}

.error-ledger article {
  padding: 25px 27px;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: var(--color-panel);
}

.error-ledger article:nth-child(even) {
  border-left-color: var(--color-warn);
  background: var(--color-panel-soft);
}

.error-ledger h3 {
  font-size: 21px;
}

.error-ledger p:last-child {
  margin-bottom: 0;
}

.workflow-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  counter-reset: stream-step;
  list-style: none;
}

.workflow-list li {
  position: relative;
  min-height: 124px;
  padding: 24px 24px 24px 78px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  counter-increment: stream-step;
}

.workflow-list li::before {
  position: absolute;
  top: 24px;
  left: 24px;
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  content: counter(stream-step);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 780;
}

.workflow-list h3 {
  font-size: 20px;
}

.workflow-list p {
  margin-bottom: 0;
}

.stream-final-links {
  display: grid;
  margin-top: 54px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  padding: clamp(28px, 4vw, 46px);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  background: var(--color-accent-soft);
}

.stream-final-links .mono {
  display: block;
  margin-bottom: 14px;
  color: var(--color-accent-dark);
  font-size: 10px;
  font-weight: 760;
}

.stream-final-links h2 {
  margin-bottom: 12px;
  font-size: clamp(26px, 3vw, 38px);
}

.stream-final-links p {
  max-width: 660px;
  margin-bottom: 0;
}

.stream-final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

@media (max-width: 980px) {
  .stream-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
    gap: 36px;
  }

  .stream-section {
    grid-template-columns: minmax(160px, 0.28fr) minmax(0, 1fr);
    gap: 38px;
  }

  .stream-section-offset .stream-section-body {
    margin-left: 0;
  }

  .quality-band {
    grid-template-columns: 1fr;
  }

  .quality-band > div {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .quality-band > div:last-child {
    border-bottom: 0;
  }

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

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

@media (max-width: 760px) {
  .stream-hero {
    padding-top: 58px;
    padding-bottom: 56px;
  }

  .stream-hero::before {
    display: none;
  }

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

  .stream-index {
    padding: 22px;
  }

  .stream-index::before {
    display: none;
  }

  .stream-toc-wrap {
    padding-top: 18px;
  }

  .stream-document {
    padding-top: 24px;
  }

  .stream-section {
    grid-template-columns: 1fr;
    gap: 26px;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .stream-section:first-child {
    padding-top: 34px;
  }

  .stream-section-label h2 {
    max-width: none;
  }

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

  .stream-final-actions .button {
    flex: 1 1 160px;
  }
}

@media (max-width: 520px) {
  .stream-index-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .stream-index-list a {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .stream-index-list small {
    max-width: none;
    text-align: left;
  }

  .stream-compare article,
  .error-ledger article {
    padding: 21px;
  }

  .workflow-list li {
    padding: 70px 20px 22px;
  }

  .workflow-list li::before {
    top: 20px;
    left: 20px;
  }

  .stream-final-links {
    padding: 24px;
  }

  .stream-final-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .stream-final-actions .button {
    width: 100%;
    flex-basis: auto;
  }
}