.streaming-hero {
  position: relative;
  min-height: 690px;
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
  overflow: hidden;
  border-bottom: 2px solid var(--color-border);
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px),
    radial-gradient(circle at 78% 42%, var(--color-panel-glow), var(--color-transparent) 34%),
    var(--color-bg);
  background-size: 48px 48px, 48px 48px, auto, auto;
}

.streaming-hero::after {
  position: absolute;
  right: -14%;
  bottom: -240px;
  width: 72%;
  height: 440px;
  content: "";
  border-top: 2px solid var(--color-grid-strong);
  background:
    repeating-linear-gradient(90deg, var(--color-transparent) 0 64px, var(--color-grid-strong) 65px 66px),
    repeating-linear-gradient(0deg, var(--color-transparent) 0 44px, var(--color-grid) 45px 46px);
  transform: perspective(420px) rotateX(62deg);
  transform-origin: center top;
}

.streaming-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(480px, 1.1fr);
  align-items: center;
  gap: clamp(42px, 7vw, 100px);
}

.streaming-hero-copy {
  position: relative;
  padding-left: 22px;
}

.streaming-hero-copy::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  content: "";
  background: linear-gradient(to bottom, var(--color-accent), var(--color-accent) 64%, var(--color-border) 64%);
}

.streaming-hero-copy h1 {
  max-width: 620px;
  margin-top: 24px;
}

.streaming-hero-copy .lead {
  max-width: 650px;
  margin: 30px 0 24px;
}

.streaming-hero-actions {
  margin-top: 34px;
}

.streaming-route-map {
  position: relative;
  min-height: 500px;
}

.streaming-gate {
  position: absolute;
  inset: 20px;
  border: 24px solid var(--color-border);
  background:
    linear-gradient(135deg, var(--color-panel-strong), var(--color-bg));
  box-shadow:
    18px 18px 0 var(--color-black),
    inset 0 0 0 4px var(--color-bg);
  clip-path: polygon(
    var(--cut-medium) 0,
    calc(100% - var(--cut-medium)) 0,
    100% var(--cut-medium),
    100% calc(100% - var(--cut-medium)),
    calc(100% - var(--cut-medium)) 100%,
    var(--cut-medium) 100%,
    0 calc(100% - var(--cut-medium)),
    0 var(--cut-medium)
  );
}

.streaming-gate::before,
.streaming-gate::after {
  position: absolute;
  z-index: 2;
  content: "";
  background: var(--color-accent);
}

.streaming-gate::before {
  top: -24px;
  left: 15%;
  width: 24%;
  height: 6px;
}

.streaming-gate::after {
  right: -24px;
  bottom: 18%;
  width: 6px;
  height: 28%;
}

.streaming-gate-label {
  position: absolute;
  top: 20px;
  left: 24px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.streaming-screen {
  position: absolute;
  inset: 76px 48px 82px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 18px;
  border: 3px solid var(--color-border-bright);
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px),
    var(--color-bg);
  background-size: 28px 28px;
  box-shadow: inset 9px 9px 0 var(--color-black);
}

.streaming-screen span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.streaming-route {
  position: absolute;
  z-index: 3;
  height: 7px;
  background: var(--color-accent);
  box-shadow: 0 6px 0 var(--color-black);
  transform-origin: left center;
}

.streaming-route-start {
  top: 67%;
  left: 3%;
  width: 34%;
  transform: rotate(-17deg);
}

.streaming-route-middle {
  top: 56%;
  left: 34%;
  width: 32%;
  transform: rotate(11deg);
}

.streaming-route-end {
  top: 62%;
  left: 64%;
  width: 34%;
  transform: rotate(-26deg);
}

.streaming-node {
  position: absolute;
  z-index: 4;
  width: 20px;
  height: 20px;
  border: 4px solid var(--color-text);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  box-shadow: 0 0 0 7px var(--color-accent-soft);
}

.streaming-node-local {
  top: 66%;
  left: 2%;
}

.streaming-node-route {
  top: 55%;
  left: 35%;
}

.streaming-node-exit {
  top: 46%;
  right: 1%;
  border-color: var(--color-success);
  background: var(--color-success);
  box-shadow: 0 0 0 7px var(--color-success-soft);
}

.streaming-toc-wrap {
  position: relative;
  z-index: 4;
  margin-top: 36px;
}

.streaming-section-alt {
  border-top: 2px solid var(--color-border);
  border-bottom: 2px solid var(--color-border);
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px),
    var(--color-panel);
  background-size: 34px 34px;
}

.streaming-condition {
  display: inline-flex;
  min-height: 28px;
  max-width: 100%;
  align-items: center;
  padding: 4px 10px;
  overflow: hidden;
  border: 1px solid var(--color-warn);
  color: var(--color-warn);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.streaming-support-table td:first-child {
  color: var(--color-text);
  font-weight: 800;
}

.streaming-section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.streaming-wide-panel {
  grid-row: span 2;
}

.streaming-section-grid .panel {
  min-height: 100%;
}

.streaming-section-grid p {
  color: var(--color-text-muted);
}

.streaming-section-grid p:last-child {
  margin-bottom: 0;
}

.streaming-panel-code {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.streaming-ip-comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.streaming-ip-card {
  position: relative;
  min-height: 100%;
  padding: clamp(24px, 3vw, 38px);
  border: 3px solid var(--color-border);
  background: var(--color-panel);
  box-shadow: var(--shadow-hard);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut-medium)) 0,
    100% var(--cut-medium),
    100% 100%,
    var(--cut-medium) 100%,
    0 calc(100% - var(--cut-medium))
  );
}

.streaming-ip-card::before {
  position: absolute;
  top: -3px;
  left: 30px;
  width: 76px;
  height: 6px;
  content: "";
  background: var(--color-accent);
}

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

.streaming-ip-head {
  margin-bottom: 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.streaming-ip-head h3 {
  margin: 14px 0 0;
}

.streaming-quality-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 28px;
}

.streaming-quality-main {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent);
}

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

.streaming-quality-main p:last-child {
  margin-bottom: 0;
}

.streaming-quality-rail {
  position: relative;
  display: grid;
  gap: 16px;
  padding-left: 34px;
}

.streaming-quality-rail::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 11px;
  width: 5px;
  content: "";
  background: var(--color-border);
}

.streaming-rail-item {
  position: relative;
  padding: 22px;
  border: 2px solid var(--color-border);
  background: var(--color-bg);
  box-shadow: 6px 6px 0 var(--color-black);
}

.streaming-rail-item::before {
  position: absolute;
  top: 28px;
  left: -31px;
  width: 16px;
  height: 16px;
  content: "";
  border: 3px solid var(--color-accent);
  background: var(--color-bg);
  transform: rotate(45deg);
}

.streaming-rail-label,
.streaming-next-label {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.streaming-rail-item h3 {
  margin-top: 8px;
  font-size: 21px;
}

.streaming-rail-item p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.streaming-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: streaming-step;
}

.streaming-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 24px;
  padding: 0 0 38px;
  counter-increment: streaming-step;
}

.streaming-steps li::before {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  content: counter(streaming-step);
  border: 3px solid var(--color-accent);
  background: var(--color-bg);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 850;
  box-shadow: 6px 6px 0 var(--color-accent-dark);
}

.streaming-steps li::after {
  position: absolute;
  top: 66px;
  bottom: 8px;
  left: 27px;
  width: 4px;
  content: "";
  background: var(--color-border);
}

.streaming-steps li:last-child::after {
  display: none;
}

.streaming-steps h3 {
  margin-bottom: 8px;
}

.streaming-steps p {
  max-width: 850px;
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.streaming-device-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 34px;
  margin-top: 24px;
}

.streaming-device-note p {
  color: var(--color-text-muted);
}

.streaming-device-note p:last-child {
  margin-bottom: 0;
}

.streaming-next-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.streaming-next-card {
  position: relative;
  display: flex;
  min-height: 390px;
  flex-direction: column;
  padding: clamp(26px, 4vw, 44px);
  border: 3px solid var(--color-border);
  background:
    linear-gradient(var(--color-grid) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid) 1px, var(--color-transparent) 1px),
    var(--color-panel);
  background-size: 28px 28px;
  box-shadow: var(--shadow-hard);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut-medium)) 0,
    100% var(--cut-medium),
    100% 100%,
    var(--cut-medium) 100%,
    0 calc(100% - var(--cut-medium))
  );
}

.streaming-next-card-accent {
  border-color: var(--color-success);
  box-shadow: var(--shadow-success);
}

.streaming-next-card h2 {
  margin-top: 12px;
}

.streaming-next-card p {
  margin-bottom: 30px;
  color: var(--color-text-muted);
}

.streaming-next-card .button {
  align-self: flex-start;
  margin-top: auto;
}

@media (max-width: 1080px) {
  .streaming-hero-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(400px, 1.1fr);
    gap: 40px;
  }

  .streaming-route-map {
    min-height: 430px;
  }

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

@media (max-width: 900px) {
  .streaming-hero-grid {
    grid-template-columns: 1fr;
  }

  .streaming-hero-copy {
    max-width: 720px;
  }

  .streaming-route-map {
    width: min(100%, 700px);
    min-height: 460px;
    margin-inline: auto;
  }

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

  .streaming-wide-panel {
    grid-row: auto;
  }

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

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

  .streaming-device-note .button {
    justify-self: start;
  }
}

@media (max-width: 768px) {
  .streaming-hero {
    min-height: auto;
  }

  .streaming-hero::after {
    display: none;
  }

  .streaming-route-map {
    min-height: 390px;
  }

  .streaming-gate {
    inset: 12px;
    border-width: 18px;
  }

  .streaming-screen {
    inset: 64px 26px 68px;
  }

  .streaming-gate-label {
    display: none;
  }

  .streaming-next-card {
    min-height: 340px;
  }
}

@media (max-width: 640px) {
  .streaming-hero {
    padding-top: 52px;
    padding-bottom: 58px;
  }

  .streaming-hero-copy {
    padding-left: 14px;
  }

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

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

  .streaming-route-map {
    min-height: 300px;
  }

  .streaming-gate {
    inset: 8px 0;
    border-width: 14px;
    box-shadow: 10px 10px 0 var(--color-black);
  }

  .streaming-screen {
    inset: 48px 18px 50px;
    padding: 10px;
  }

  .streaming-screen span {
    font-size: 8px;
  }

  .streaming-route {
    height: 5px;
  }

  .streaming-node {
    width: 16px;
    height: 16px;
    border-width: 3px;
  }

  .streaming-ip-card {
    padding: 22px;
  }

  .streaming-quality-rail {
    padding-left: 28px;
  }

  .streaming-quality-rail::before {
    left: 8px;
  }

  .streaming-rail-item::before {
    left: -26px;
  }

  .streaming-steps li {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 16px;
  }

  .streaming-steps li::before {
    width: 44px;
    height: 44px;
    font-size: 16px;
    box-shadow: 4px 4px 0 var(--color-accent-dark);
  }

  .streaming-steps li::after {
    top: 52px;
    left: 20px;
  }

  .streaming-device-note .button,
  .streaming-next-card .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .streaming-route-map,
  .streaming-gate,
  .streaming-route,
  .streaming-node {
    animation: none;
  }
}