.streaming-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-page);
  padding-top: clamp(64px, 8vw, 108px);
  padding-bottom: clamp(64px, 8vw, 108px);
}

.streaming-hero::after {
  position: absolute;
  inset: 0 0 0 auto;
  width: 42%;
  background-color: var(--color-ink);
  background-image: radial-gradient(var(--texture-dot) 1px, var(--color-transparent) 1.5px);
  background-size: 16px 16px;
  content: "";
}

.streaming-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
  align-items: center;
  gap: clamp(52px, 8vw, 112px);
}

.streaming-hero-copy {
  padding-right: clamp(0px, 3vw, 38px);
}

.streaming-hero-copy .badge {
  margin-bottom: 22px;
}

.streaming-hero-copy h1 {
  max-width: 760px;
}

.streaming-lead {
  max-width: 46em;
  margin-bottom: 28px;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1.8;
}

.streaming-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.streaming-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.streaming-check-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-on-ink);
  border-radius: var(--radius-lg);
  background: var(--color-ink-panel);
  box-shadow: var(--shadow-window);
}

.check-panel-head {
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line-on-ink);
  background: var(--color-ink-raised);
  padding: 12px 16px;
}

.check-panel-title {
  color: var(--color-on-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.check-panel-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-on-ink-muted);
  font-size: 12px;
}

.check-panel-state i {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: var(--radius-pill);
  background: var(--color-success);
  box-shadow: 0 0 0 3px var(--fill-success);
}

.check-flow {
  display: grid;
}

.check-flow-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  border-bottom: 1px solid var(--line-on-ink);
  padding: 18px;
}

.check-flow-row:last-child {
  border-bottom: 0;
}

.check-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-accent-soft);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.check-flow-row strong {
  display: block;
  margin-bottom: 4px;
  color: var(--color-on-ink);
  font-size: 14px;
}

.check-flow-row p {
  margin-bottom: 0;
  color: var(--color-on-ink-muted);
  font-size: 13px;
  line-height: 1.65;
}

.support-note {
  margin-top: 24px;
}

.section-dark .eyebrow {
  border-color: var(--line-on-ink);
  background: var(--color-ink-panel);
  color: var(--color-accent);
}

.meaning-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-on-ink);
  border-left: 1px solid var(--line-on-ink);
}

.meaning-card {
  min-height: 260px;
  border-right: 1px solid var(--line-on-ink);
  border-bottom: 1px solid var(--line-on-ink);
  background: var(--fill-ink-faint);
  padding: clamp(26px, 4vw, 42px);
}

.meaning-code {
  display: inline-block;
  margin-bottom: 30px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.meaning-card h3 {
  color: var(--color-on-ink);
}

.meaning-card p {
  margin-bottom: 0;
  color: var(--color-on-ink-muted);
}

.reading-layout {
  max-width: calc(1040px + var(--gutter) * 2);
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.comparison-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: clamp(24px, 4vw, 38px);
}

.comparison-panel h3 {
  position: relative;
  padding-top: 18px;
}

.comparison-panel h3::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  content: "";
}

.comparison-panel p {
  color: var(--color-text-muted);
}

.comparison-panel p:last-child {
  margin-bottom: 0;
}

.streaming-quality {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface-soft);
}

.quality-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.quality-copy {
  max-width: 760px;
}

.quality-copy h3:not(:first-child) {
  margin-top: 38px;
}

.quality-copy p {
  color: var(--color-text-muted);
}

.quality-checklist {
  position: sticky;
  top: var(--toc-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 26px;
}

.quality-label {
  display: block;
  margin-bottom: 20px;
  color: var(--color-accent-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.quality-checklist ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quality-checklist li {
  position: relative;
  padding-left: 24px;
  color: var(--color-text-muted);
}

.quality-checklist li::before {
  position: absolute;
  left: 0;
  color: var(--color-success);
  content: "✓";
  font-weight: 800;
}

.error-list {
  border-top: 1px solid var(--color-border);
}

.error-item {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(28px, 6vw, 72px);
  border-bottom: 1px solid var(--color-border);
  padding-top: 32px;
  padding-bottom: 32px;
}

.error-term .tag {
  margin-bottom: 14px;
}

.error-term h3 {
  margin-bottom: 0;
  font-size: 21px;
}

.error-body p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.selection-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line-on-ink);
  border-left: 1px solid var(--line-on-ink);
}

.selection-steps section {
  border-right: 1px solid var(--line-on-ink);
  border-bottom: 1px solid var(--line-on-ink);
  background: var(--fill-ink-faint);
  padding: clamp(24px, 4vw, 38px);
}

.selection-steps span {
  display: block;
  margin-bottom: 28px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.selection-steps h3 {
  color: var(--color-on-ink);
}

.selection-steps p {
  margin-bottom: 0;
  color: var(--color-on-ink-muted);
}

.selection-summary {
  max-width: 860px;
  margin-top: 30px;
  border-left: 3px solid var(--color-accent);
  padding-left: 20px;
}

.selection-summary p {
  margin-bottom: 0;
}

.watch-steps {
  display: grid;
  gap: 0;
  margin: 0 0 clamp(48px, 7vw, 88px);
  padding: 0;
  list-style: none;
  counter-reset: watch-step;
}

.watch-steps li {
  position: relative;
  min-height: 112px;
  border-top: 1px solid var(--color-border);
  padding: 28px 0 28px 72px;
  counter-increment: watch-step;
}

.watch-steps li:last-child {
  border-bottom: 1px solid var(--color-border);
}

.watch-steps li::before {
  position: absolute;
  top: 28px;
  left: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-accent-strong);
  content: counter(watch-step);
  font-family: var(--font-mono);
  font-weight: 700;
}

.watch-steps h3 {
  margin-bottom: 7px;
  font-size: 21px;
}

.watch-steps p {
  max-width: 780px;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.streaming-promo {
  margin-top: 0;
}

@media (max-width: 1080px) {
  .streaming-hero::after {
    display: none;
  }

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

  .streaming-check-panel {
    width: min(680px, 100%);
  }

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

  .quality-checklist {
    position: static;
  }
}

@media (max-width: 768px) {
  .streaming-hero {
    padding-top: 48px;
    padding-bottom: 56px;
  }

  .streaming-lead {
    font-size: 16px;
  }

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

  .streaming-actions .button {
    width: 100%;
  }

  .meaning-grid,
  .comparison-grid,
  .selection-steps {
    grid-template-columns: 1fr;
  }

  .meaning-card {
    min-height: 0;
  }

  .error-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .watch-steps li {
    padding-left: 62px;
  }

  .promo-actions .button {
    width: 100%;
  }
}

@media (max-width: 390px) {
  .check-panel-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .check-flow-row {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 11px;
    padding-inline: 14px;
  }

  .check-mark {
    width: 27px;
    height: 27px;
  }

  .watch-steps li {
    padding-left: 54px;
  }

  .watch-steps li::before {
    width: 38px;
    height: 38px;
  }
}