.streaming-main {
  overflow-x: clip;
}

.streaming-hero {
  padding-top: 54px;
  padding-bottom: 56px;
  overflow-x: clip;
}

.streaming-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: 54px;
}

.streaming-intro {
  min-width: 0;
}

.streaming-intro h1 {
  max-width: 760px;
  margin-top: 22px;
  margin-bottom: 22px;
}

.streaming-actions {
  margin-top: 30px;
  margin-bottom: 28px;
}

.streaming-board {
  position: relative;
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(320px 220px at 100% 0, var(--color-lavender-soft), var(--color-transparent)),
    linear-gradient(145deg, var(--color-accent-soft), var(--color-transparent) 52%),
    var(--color-panel);
  padding: 24px;
  box-shadow:
    0 0 0 1px var(--color-accent-line),
    0 0 42px var(--color-accent-soft),
    var(--shadow-float);
}

.streaming-board::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-lavender), var(--color-success));
  content: "";
}

.streaming-board-head {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
}

.service-tile {
  position: relative;
  z-index: 1;
  display: grid;
  min-width: 0;
  gap: 5px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-raised);
  padding: 18px;
  box-shadow: inset 0 1px 0 var(--color-white-line);
}

.service-tile-wide {
  grid-column: 1 / -1;
  background:
    linear-gradient(100deg, var(--color-accent-soft), var(--color-transparent)),
    var(--color-panel-raised);
}

.service-tile span {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
}

.service-tile small {
  color: var(--color-text-muted);
  font-size: 12px;
}

.streaming-route {
  grid-column: 1 / -1;
  width: 100%;
  height: auto;
  margin-top: 4px;
  color: var(--color-accent);
  filter: drop-shadow(0 0 7px var(--color-accent-glow));
}

.explain-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.explain-card {
  position: relative;
  min-width: 0;
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  padding: 30px;
  box-shadow: var(--shadow-panel);
}

.explain-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-transparent));
  content: "";
}

.explain-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--color-lavender), var(--color-transparent));
}

.explain-card:nth-child(3)::before {
  background: linear-gradient(90deg, var(--color-success), var(--color-transparent));
}

.explain-index {
  display: inline-flex;
  margin-bottom: 20px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.explain-card:nth-child(2) .explain-index {
  color: var(--color-lavender);
}

.explain-card:nth-child(3) .explain-index {
  color: var(--color-success);
}

.explain-card h3 {
  margin-bottom: 13px;
  font-size: 23px;
}

.explain-card p,
.table-note {
  color: var(--color-text-muted);
}

.streaming-callout {
  margin-top: 24px;
}

.streaming-alt {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background:
    linear-gradient(135deg, var(--color-accent-soft), var(--color-transparent) 32%),
    var(--color-panel);
}

.table-note {
  margin-top: 16px;
  font-size: 13px;
}

.ip-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.ip-card {
  padding: 34px;
}

.ip-card::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-transparent));
  content: "";
}

.ip-card-lavender::before {
  background: linear-gradient(90deg, var(--color-lavender), var(--color-transparent));
}

.ip-card h3 {
  margin-top: 18px;
  margin-bottom: 14px;
}

.ip-card p {
  color: var(--color-text-muted);
}

.ip-card ul {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.ip-card li {
  display: flex;
  gap: 10px;
  color: var(--color-text-muted);
}

.ip-card li::before {
  flex: 0 0 auto;
  color: var(--color-success);
  content: "✓";
  font-weight: 800;
}

.quality-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  align-items: start;
  gap: 24px;
}

.quality-flow {
  display: grid;
  gap: 14px;
}

.quality-flow article {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 5px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel-raised);
  padding: 24px;
}

.quality-flow article > span {
  grid-row: 1 / 3;
  align-self: start;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.quality-flow h3 {
  font-size: 21px;
}

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

.quality-checklist {
  position: sticky;
  top: calc(var(--toc-offset) + 70px);
  overflow: clip;
  border: 1px solid var(--color-mint-line);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, var(--color-mint-soft), var(--color-transparent) 50%),
    var(--color-panel-raised);
  padding: 28px;
  box-shadow: var(--shadow-panel);
}

.quality-checklist h3 {
  margin-top: 16px;
  margin-bottom: 20px;
  font-size: 22px;
}

.quality-checklist ul {
  display: grid;
  gap: 13px;
}

.quality-checklist li {
  display: flex;
  gap: 10px;
  color: var(--color-text-muted);
}

.quality-checklist li::before {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-top: 9px;
  border-radius: var(--radius-pill);
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-mint-glow);
  content: "";
}

.route-steps {
  display: grid;
  max-width: 940px;
  gap: 0;
  counter-reset: route-step;
}

.route-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  counter-increment: route-step;
  padding-bottom: 30px;
}

.route-steps li::before {
  display: grid;
  position: relative;
  z-index: 1;
  width: 50px;
  height: 50px;
  place-items: center;
  border: 1px solid var(--color-accent-line);
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-accent-light);
  content: counter(route-step);
  font-family: var(--font-mono);
  font-weight: 800;
  box-shadow: 0 0 18px var(--color-accent-soft);
}

.route-steps li:not(:last-child)::after {
  position: absolute;
  top: 50px;
  bottom: 0;
  left: 24px;
  width: 1px;
  background: linear-gradient(var(--color-accent-line), var(--color-border));
  content: "";
}

.route-steps h3 {
  margin-bottom: 8px;
  font-size: 22px;
}

.route-steps p {
  color: var(--color-text-muted);
}

.routing-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.error-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.error-card {
  min-width: 0;
  grid-column: span 6;
  overflow: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-raised);
  padding: 28px;
}

.error-card:nth-child(3n) {
  border-color: var(--color-mint-line);
}

.error-card:nth-child(3n + 2) {
  border-color: var(--color-lavender-line);
}

.error-card h3 {
  margin-top: 18px;
  margin-bottom: 12px;
  font-size: 22px;
}

.error-card p {
  color: var(--color-text-muted);
}

.plan-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.plan-summary-card {
  position: relative;
  min-width: 0;
  overflow: clip;
  border: 1px solid var(--color-accent-line);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, var(--color-accent-soft), var(--color-transparent)),
    var(--color-panel);
  padding: 30px;
  box-shadow: var(--shadow-panel);
}

.plan-summary-card-mint {
  border-color: var(--color-mint-line);
  background:
    linear-gradient(135deg, var(--color-mint-soft), var(--color-transparent)),
    var(--color-panel);
}

.plan-summary-card h3 {
  margin-top: 18px;
  margin-bottom: 12px;
}

.plan-summary-card p {
  color: var(--color-text-muted);
}

.plan-summary-card a {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  margin-top: 20px;
  color: var(--color-accent);
  font-weight: 750;
}

.plan-summary-card-mint a {
  color: var(--color-success);
}

.streaming-end-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  margin-top: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-raised);
  padding: 30px;
}

.streaming-end-links h3 {
  margin-bottom: 8px;
  font-size: 24px;
}

.streaming-end-links p {
  max-width: 700px;
  color: var(--color-text-muted);
}

@media (max-width: 980px) {
  .streaming-hero-grid {
    grid-template-columns: 1fr;
  }

  .streaming-board {
    max-width: 760px;
  }

  .explain-grid {
    grid-template-columns: 1fr;
  }

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

  .quality-checklist {
    position: static;
  }
}

@media (max-width: 820px) {
  .ip-compare,
  .plan-summary {
    grid-template-columns: 1fr;
  }

  .error-card {
    grid-column: span 12;
  }

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

  .streaming-end-links .button-row {
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .streaming-hero {
    padding-top: 30px;
    padding-bottom: 38px;
  }

  .streaming-hero-grid {
    gap: 34px;
  }

  .streaming-board {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .service-tile,
  .service-tile-wide {
    grid-column: 1;
  }

  .streaming-board-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .explain-card,
  .ip-card,
  .error-card,
  .plan-summary-card,
  .streaming-end-links {
    padding: 23px;
  }

  .quality-flow article {
    grid-template-columns: 1fr;
    padding: 22px;
  }

  .quality-flow article > span {
    grid-row: auto;
  }

  .route-steps li {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 13px;
  }

  .route-steps li::before {
    width: 42px;
    height: 42px;
  }

  .route-steps li:not(:last-child)::after {
    top: 42px;
    left: 20px;
  }

  .streaming-end-links .button-row {
    width: 100%;
  }
}