.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  padding: clamp(120px, 16vh, 190px) var(--page-pad) 42px;
  color: var(--white);
  background:
    radial-gradient(circle at 72% 28%, rgba(91, 120, 255, 0.17), transparent 31%),
    linear-gradient(145deg, var(--navy-950), var(--navy-900) 62%, #0c1232);
  isolation: isolate;
  overflow: hidden;
}

#hero-field,
.hero-grid {
  position: absolute;
  z-index: -1;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-grid {
  opacity: 0.12;
  background-image:
    linear-gradient(rgba(232, 237, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 237, 255, 0.12) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: radial-gradient(circle at 65% 48%, black, transparent 74%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  width: min(970px, 78vw);
  padding-left: clamp(0px, 5vw, 76px);
}

.hero h1 {
  max-width: 930px;
  margin-bottom: 30px;
  font-size: clamp(48px, 7.4vw, 126px);
  line-height: 0.93;
  letter-spacing: -0.068em;
}

.hero-lede {
  max-width: 750px;
  margin-bottom: 34px;
  color: rgba(242, 245, 255, 0.7);
  font-size: clamp(17px, 1.45vw, 23px);
  line-height: 1.52;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 30px;
}

.text-link {
  flex: 0 0 auto;
  font-size: 14px;
}

.hero-meta,
.hero-coordinate,
.hero-engines {
  position: absolute;
  z-index: 3;
  color: rgba(243, 245, 255, 0.44);
  font-size: 10px;
}

.hero-meta-top {
  top: 104px;
  right: var(--page-pad);
}

.hero-coordinate-left {
  bottom: 44px;
  left: var(--page-pad);
}

.hero-coordinate-right {
  right: var(--page-pad);
  bottom: 44px;
}

.hero-engines {
  right: var(--page-pad);
  bottom: 50%;
  display: grid;
  gap: 11px;
  padding-left: 22px;
  border-left: 1px solid var(--line-dark);
  transform: translateY(50%);
}

.hero-engines span::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 9px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.hero-orbit {
  position: absolute;
  z-index: 0;
  right: -13vw;
  top: 12%;
  width: min(72vw, 980px);
  aspect-ratio: 1;
  border: 1px solid rgba(118, 140, 255, 0.18);
  border-radius: 50%;
  pointer-events: none;
}

.hero-orbit::before,
.hero-orbit::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.hero-orbit::before {
  inset: 14%;
  border: 1px dashed rgba(116, 218, 211, 0.13);
}

.hero-orbit::after {
  top: 49%;
  left: -4px;
  width: 8px;
  height: 8px;
  background: var(--coral);
  box-shadow: 0 0 24px var(--coral);
}

.hero-orbit-b {
  right: -2vw;
  top: 24%;
  width: min(46vw, 650px);
  opacity: 0.6;
}

.router,
.cases,
.inside,
.install {
  padding-right: var(--page-pad);
  padding-left: var(--page-pad);
}

.router {
  display: grid;
  grid-template-columns: 0.3fr 1.15fr;
  gap: 30px 70px;
  padding-top: clamp(90px, 11vw, 170px);
  padding-bottom: clamp(100px, 12vw, 190px);
  border-bottom: 1px solid var(--line);
}

.router-heading h2 {
  max-width: 1040px;
  margin-bottom: clamp(62px, 8vw, 120px);
  font-size: clamp(44px, 6.1vw, 96px);
}

.router-flow {
  grid-column: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 12px;
}

.router-node {
  min-height: 170px;
  padding: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.24);
}

.router-node span {
  display: block;
  margin-bottom: 42px;
  color: var(--muted);
  font-size: 10px;
}

.router-node strong {
  display: block;
  font-size: clamp(16px, 1.3vw, 20px);
  line-height: 1.4;
}

.router-node.accent-node {
  color: var(--white);
  border-color: var(--cobalt);
  background: var(--cobalt);
}

.router-node.accent-node span {
  color: rgba(255, 255, 255, 0.65);
}

.router-arrow {
  align-self: center;
  color: var(--muted);
  font-size: 24px;
}

.cases {
  padding-top: clamp(100px, 12vw, 180px);
  padding-bottom: clamp(100px, 10vw, 160px);
  background: var(--paper-bright);
}

.section-head {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 60px;
  align-items: end;
  margin-bottom: clamp(76px, 9vw, 140px);
}

.section-head h2 {
  max-width: 990px;
  margin: 22px 0 0;
  font-size: clamp(48px, 7.2vw, 112px);
}

.section-head > p {
  max-width: 430px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 18px;
}

.case {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.55fr);
  min-height: 600px;
  margin-bottom: clamp(36px, 5vw, 76px);
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: 0 26px 80px rgba(17, 23, 53, 0.08);
}

.case-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(26px, 4vw, 58px);
  border-right: 1px solid var(--line);
}

.case-number {
  margin-bottom: auto;
  color: var(--muted);
  font-size: 10px;
}

.case-prompt {
  max-width: 420px;
  margin: 78px 0 24px;
  color: var(--cobalt);
  font-size: 14px;
  font-weight: 700;
}

.case h3 {
  margin-bottom: 22px;
  font-size: clamp(36px, 4vw, 66px);
}

.case-copy > p:not(.case-prompt) {
  max-width: 430px;
  color: var(--muted);
  font-size: 16px;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0 34px;
}

.case-tags span {
  padding: 7px 9px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 9px;
}

.case-copy > a {
  margin-top: auto;
  font-size: 14px;
  font-weight: 700;
}

.case-frame {
  position: relative;
  min-width: 0;
  min-height: 600px;
  overflow: hidden;
  background: var(--navy-950);
}

.case-frame iframe {
  width: 100%;
  height: 100%;
  min-height: 600px;
  border: 0;
  background: var(--navy-950);
}

.frame-status {
  position: absolute;
  right: 16px;
  bottom: 16px;
  padding: 7px 9px;
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(7, 11, 32, 0.58);
  backdrop-filter: blur(8px);
  font-size: 8px;
  pointer-events: none;
}

.case-svg .case-frame,
.case-svg .case-frame iframe {
  background: #d9dfe9;
}

.inside {
  padding-top: clamp(100px, 12vw, 180px);
  padding-bottom: clamp(100px, 12vw, 180px);
  color: var(--white);
  background: var(--navy-900);
}

.inside-intro {
  display: grid;
  grid-template-columns: 0.4fr 1.25fr 0.6fr;
  gap: 50px;
  align-items: start;
  margin-bottom: clamp(72px, 9vw, 128px);
}

.inside-intro .section-index {
  color: rgba(255, 255, 255, 0.42);
}

.inside-intro h2 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(46px, 6.1vw, 92px);
}

.inside-intro p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 17px;
}

.skill-tree {
  max-width: 1040px;
  margin-left: auto;
  border-top: 1px solid var(--line-dark);
  font-size: 12px;
}

.tree-row {
  display: grid;
  grid-template-columns: minmax(180px, 0.6fr) 1fr;
  gap: 30px;
  padding: 17px 18px;
  border-bottom: 1px solid var(--line-dark);
}

.tree-row span {
  color: var(--cyan);
}

.tree-row em {
  color: rgba(255, 255, 255, 0.48);
  font-style: normal;
}

.tree-root {
  background: var(--cobalt);
}

.tree-root span,
.tree-root em {
  color: var(--white);
}

.tree-branch {
  padding-left: clamp(24px, 8vw, 120px);
  border-left: 1px solid var(--line-dark);
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: clamp(76px, 9vw, 130px);
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.quality-grid div {
  min-height: 150px;
  padding: 22px;
  background: var(--navy-900);
}

.quality-grid span {
  display: block;
  margin-bottom: 54px;
  color: var(--coral);
  font-size: 10px;
}

.quality-grid strong {
  font-size: 16px;
}

.install {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: end;
  padding-top: clamp(90px, 11vw, 160px);
  padding-bottom: clamp(90px, 11vw, 160px);
  background: var(--cyan);
}

.install h2 {
  max-width: 750px;
  margin: 24px 0 0;
  font-size: clamp(48px, 6.5vw, 104px);
}

.install-panel {
  display: grid;
  gap: 22px;
}

.install-links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.install-links a {
  font-weight: 700;
}

.install-links .mono {
  color: rgba(7, 11, 32, 0.52);
  font-size: 9px;
}

@media (max-width: 1020px) {
  .hero-copy {
    width: min(880px, 90vw);
    padding-left: 0;
  }

  .hero-engines {
    display: none;
  }

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

  .router-flow {
    grid-column: 1;
    grid-template-columns: 1fr;
  }

  .router-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

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

  .case-copy {
    min-height: 440px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .case-frame,
  .case-frame iframe {
    min-height: 520px;
  }

  .inside-intro {
    grid-template-columns: 1fr;
  }

  .inside-intro p {
    max-width: 630px;
  }

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

@media (max-width: 700px) {
  .hero {
    min-height: 780px;
    padding-top: 116px;
  }

  .hero h1 {
    font-size: clamp(38px, 10.8vw, 48px);
    word-break: break-word;
  }

  .hero-copy {
    width: 100%;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
  }

  .text-link {
    align-self: flex-start;
  }

  .hero-meta-top,
  .hero-coordinate-right {
    display: none;
  }

  .hero-orbit {
    right: -72vw;
    top: 28%;
    width: 138vw;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .section-head h2,
  .router-heading h2,
  .inside-intro h2,
  .install h2 {
    font-size: clamp(39px, 12vw, 62px);
  }

  .case-copy {
    min-height: 410px;
  }

  .case-prompt {
    margin-top: 58px;
  }

  .case-frame,
  .case-frame iframe {
    min-height: 470px;
  }

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

  .quality-grid div {
    min-height: 130px;
  }

  .quality-grid span {
    margin-bottom: 36px;
  }

  .tree-row {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .tree-branch {
    padding-left: 20px;
  }

  .install-links {
    align-items: flex-start;
    flex-direction: column;
  }
}