:root {
  color-scheme: dark;
  --bg: #08090a;
  --panel: rgba(18, 20, 22, 0.78);
  --panel-strong: rgba(13, 15, 17, 0.92);
  --line: rgba(166, 176, 184, 0.22);
  --line-bright: rgba(221, 232, 238, 0.45);
  --text: #eef3f5;
  --muted: #9da8ae;
  --accent: #d9f4ee;
  --accent-2: #a8b5b8;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.46);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  background: var(--bg);
}

body {
  position: relative;
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 16%, rgba(20, 107, 144, 0.22), transparent 30rem),
    radial-gradient(circle at 76% 38%, rgba(84, 207, 203, 0.12), transparent 28rem),
    linear-gradient(180deg, #02070d 0%, #07111a 48%, #020508 100%);
}

body.page-home,
body.page-construct {
  overflow-x: hidden;
}

body.page-404 {
  overflow: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

body::before {
  background-image:
    linear-gradient(rgba(97, 205, 231, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(97, 205, 231, 0.045) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: radial-gradient(circle at 50% 28%, rgba(0, 0, 0, 0.9), transparent 72%);
}

body::after {
  background:
    radial-gradient(circle at center, transparent 0 38%, rgba(0, 0, 0, 0.56) 92%),
    linear-gradient(rgba(255, 255, 255, 0.018) 50%, transparent 50%);
  background-size: 100% 4px;
  opacity: 0.58;
}

.motion-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: #02070d;
}

a {
  color: inherit;
  text-decoration: none;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  background: linear-gradient(180deg, rgba(5, 6, 7, 0.9), rgba(5, 6, 7, 0.58));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-mark {
  width: 2rem;
  aspect-ratio: 1;
  border: 1px solid var(--line-bright);
  background:
    linear-gradient(135deg, transparent 42%, rgba(226, 244, 240, 0.82) 43% 47%, transparent 48%),
    radial-gradient(circle at 68% 28%, var(--accent), transparent 0.18rem),
    #0c0f10;
  box-shadow: 0 0 24px rgba(203, 230, 226, 0.16);
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(0.75rem, 2vw, 1.6rem);
  color: var(--muted);
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  outline: none;
}

.section {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: clamp(6rem, 12vh, 8rem) clamp(1rem, 5vw, 5rem);
  overflow: hidden;
  scroll-margin-top: 5.5rem;
}

.section-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.hero {
  display: grid;
  align-items: center;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(circle at 52% 46%, rgba(35, 145, 190, 0.17), transparent 18rem),
    linear-gradient(90deg, rgba(2, 7, 13, 0.88) 0%, rgba(3, 13, 22, 0.34) 48%, rgba(2, 7, 13, 0.82) 100%),
    linear-gradient(180deg, rgba(2, 7, 13, 0.08), rgba(2, 7, 13, 0.84));
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(115deg, transparent 0 22%, rgba(237, 250, 246, 0.14) 22.2%, transparent 22.7% 57%, rgba(237, 250, 246, 0.1) 57.2%, transparent 57.6%),
    radial-gradient(circle at 68% 42%, rgba(232, 252, 247, 0.16), transparent 0.28rem),
    radial-gradient(circle at 74% 48%, rgba(232, 252, 247, 0.12), transparent 0.2rem),
    radial-gradient(circle at 58% 35%, rgba(232, 252, 247, 0.14), transparent 0.16rem);
  opacity: 0.68;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(270px, 0.55fr);
  align-items: end;
  gap: clamp(2rem, 6vw, 5rem);
  padding-top: 4rem;
}

.eyebrow {
  margin: 0 0 1.1rem;
  color: var(--accent);
  font-size: clamp(0.72rem, 1vw, 0.84rem);
  font-weight: 700;
  letter-spacing: 0.22em;
  line-height: 1.5;
  text-transform: uppercase;
}

h1,
h2 {
  max-width: 100%;
  margin: 0;
  line-height: 0.96;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 {
  max-width: 850px;
  font-size: clamp(3.4rem, 10vw, 8.9rem);
  text-transform: uppercase;
}

h2 {
  font-size: clamp(2.5rem, 6vw, 5.7rem);
  text-transform: uppercase;
}

.hero-copy {
  max-width: 670px;
  margin: 1.55rem 0 0;
  color: #cbd4d7;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--line-bright);
  background: rgba(232, 248, 244, 0.08);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  background: rgba(232, 248, 244, 0.15);
  border-color: rgba(238, 248, 246, 0.82);
  outline: none;
}

.button.secondary {
  background: rgba(0, 0, 0, 0.32);
  color: #c5ced1;
  border-color: rgba(255, 255, 255, 0.18);
}

.signal-panel {
  align-self: stretch;
  min-height: 360px;
  padding: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(180deg, rgba(12, 14, 16, 0.72), rgba(8, 9, 10, 0.9));
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.signal-map {
  position: relative;
  height: 100%;
  min-height: 320px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 25% 72%, rgba(211, 237, 232, 0.2), transparent 0.4rem),
    radial-gradient(circle at 76% 28%, rgba(211, 237, 232, 0.18), transparent 0.34rem),
    radial-gradient(circle at 62% 68%, rgba(211, 237, 232, 0.14), transparent 0.25rem),
    #0a0c0d;
  background-size: 38px 38px, 38px 38px, auto, auto, auto, auto;
}

.signal-map::before,
.signal-map::after {
  content: "";
  position: absolute;
  inset: 12% 10%;
  border: 1px solid rgba(221, 238, 235, 0.18);
  transform: skewX(-16deg);
}

.signal-map::after {
  inset: 28% 18% 19% 27%;
  border-color: rgba(221, 238, 235, 0.34);
  box-shadow: 0 0 34px rgba(212, 240, 235, 0.1);
}

.signal-line {
  position: absolute;
  height: 1px;
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, rgba(231, 249, 245, 0.65), transparent);
}

.signal-line.one {
  top: 34%;
  left: 13%;
  width: 70%;
  transform: rotate(22deg);
}

.signal-line.two {
  top: 69%;
  left: 19%;
  width: 50%;
  transform: rotate(-29deg);
}

.signal-line.three {
  top: 50%;
  right: -5%;
  width: 52%;
  transform: rotate(132deg);
}

.signal-label {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  display: grid;
  gap: 0.35rem;
  color: #dce8ea;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.readout {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(280px, 0.5fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.about {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 16rem),
    linear-gradient(135deg, rgba(8, 17, 24, 0.82), rgba(2, 7, 12, 0.9));
}

.contact {
  background:
    radial-gradient(circle at 20% 20%, rgba(107, 230, 255, 0.1), transparent 28rem),
    linear-gradient(180deg, rgba(4, 10, 16, 0.88), rgba(2, 5, 8, 0.94));
}

.construct-overview {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 16rem),
    linear-gradient(135deg, rgba(7, 16, 23, 0.82), rgba(3, 8, 13, 0.94));
}

.construct-roadmap {
  background:
    radial-gradient(circle at 20% 20%, rgba(107, 230, 255, 0.08), transparent 26rem),
    linear-gradient(180deg, rgba(4, 10, 16, 0.88), rgba(2, 5, 8, 0.94));
}

.section-copy {
  margin: 1.4rem 0 0;
  color: #bdc8cb;
  font-size: clamp(1rem, 1.4vw, 1.17rem);
  line-height: 1.75;
}

.about-list,
.roadmap-list,
.stack-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.about-item,
.roadmap-item,
.stack-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.about-number,
.roadmap-number,
.stack-number {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.about-item h3,
.roadmap-item h3,
.stack-item h3,
.construct-panel h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.about-item p,
.roadmap-item p,
.stack-item p,
.construct-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.metrics,
.construct-metrics {
  display: grid;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.metric,
.construct-panel {
  min-height: 8rem;
  padding: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(231, 247, 244, 0.08), transparent 45%),
    rgba(255, 255, 255, 0.025);
}

.metric strong,
.construct-panel strong {
  display: block;
  font-size: clamp(1.9rem, 4vw, 3.25rem);
  line-height: 1;
}

.metric span,
.construct-panel span {
  display: block;
  margin-top: 0.65rem;
  color: var(--muted);
  line-height: 1.5;
}

.contact-panel {
  padding: clamp(1rem, 3vw, 1.6rem);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}

form {
  display: grid;
  gap: 1rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

input,
textarea {
  width: 100%;
  min-width: 0;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

input:focus,
textarea:focus {
  border-color: rgba(226, 249, 244, 0.76);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 0 3px rgba(226, 249, 244, 0.08);
}

textarea {
  min-height: 9.5rem;
  resize: vertical;
}

.form-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.86rem;
}

.form-status {
  margin: 0;
  color: #cbd4d7;
  font-size: 0.86rem;
  line-height: 1.6;
}

.contact-details {
  display: grid;
  gap: 1.2rem;
  margin-top: 2rem;
  color: var(--muted);
  line-height: 1.65;
}

.contact-details a,
.support-link {
  color: var(--text);
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
}

.support-link {
  width: fit-content;
}

.footer {
  position: relative;
  z-index: 1;
  padding: 1.6rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(2, 5, 8, 0.94);
  color: #758087;
  font-size: 0.82rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.not-found {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: clamp(1.5rem, 5vw, 5rem);
  text-align: center;
  isolation: isolate;
}

.not-found::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 50% 45%, rgba(55, 184, 221, 0.2), transparent 18rem),
    linear-gradient(90deg, rgba(2, 7, 13, 0.88), rgba(3, 13, 22, 0.34), rgba(2, 7, 13, 0.82));
}

.not-found-content {
  width: min(720px, 100%);
}

.not-found .brand {
  display: inline-flex;
  margin-bottom: 2.5rem;
  color: #dce8ea;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}

.not-found p {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.32rem);
  line-height: 1.65;
}

.startpage-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  margin-top: 2.3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--line-bright);
  background: rgba(232, 248, 244, 0.08);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.startpage-link:hover,
.startpage-link:focus-visible {
  transform: translateY(-2px);
  background: rgba(232, 248, 244, 0.15);
  border-color: rgba(238, 248, 246, 0.82);
  outline: none;
}

@media (max-width: 860px) {
  html {
    scroll-padding-top: 7.5rem;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 0.85rem;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    font-size: 0.72rem;
  }

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

  .hero-grid {
    padding-top: 6rem;
  }

  .signal-panel {
    min-height: 280px;
  }

  .signal-map {
    min-height: 250px;
  }
}

@media (max-width: 620px) {
  html {
    scroll-padding-top: 8.25rem;
  }

  .section {
    padding-inline: 1rem;
    scroll-margin-top: 8.25rem;
  }

  h1 {
    font-size: clamp(3rem, 18vw, 5rem);
  }

  .hero-copy,
  .section-copy {
    font-size: 1rem;
  }

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

  .button {
    width: 100%;
  }

  .form-foot {
    align-items: stretch;
  }
}

@media (max-width: 520px) {
  .not-found .brand {
    margin-bottom: 2rem;
    font-size: 0.68rem;
  }

  .not-found h1 {
    font-size: clamp(2.65rem, 17vw, 4.5rem);
  }

  .startpage-link {
    width: 100%;
  }
}

@media (max-width: 420px) {
  .nav {
    gap: 0.8rem;
  }

  .brand {
    width: 100%;
    font-size: 0.74rem;
    line-height: 1.25;
    white-space: normal;
  }

  .brand-mark {
    flex: 0 0 auto;
  }

  .nav-links {
    justify-content: flex-start;
    row-gap: 0.45rem;
    letter-spacing: 0.09em;
  }

  .hero-grid {
    padding-top: 7rem;
  }

  .signal-panel {
    min-height: 230px;
    padding: 0.75rem;
  }

  .signal-map {
    min-height: 210px;
  }

  .signal-label {
    font-size: 0.62rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .motion-bg {
    opacity: 0.55;
  }
}

.construct-rail {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 5.5rem;
  padding: 1.1rem 0.85rem 1.25rem;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(5, 7, 9, 0.96), rgba(3, 6, 9, 0.9));
  backdrop-filter: blur(18px);
  transition: width 220ms ease, box-shadow 220ms ease;
}

.construct-rail:hover,
.construct-rail:focus-within {
  width: 16rem;
  box-shadow: 18px 0 40px rgba(0, 0, 0, 0.3);
}

.construct-rail-home {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  min-height: 3.35rem;
  padding: 0.4rem 0.35rem;
  border-radius: 1rem;
}

.construct-home-image {
  width: 2.8rem;
  height: 2.8rem;
  flex: 0 0 auto;
  object-fit: cover;
  border: 1px solid rgba(196, 244, 235, 0.32);
  border-radius: 0.95rem;
  box-shadow: 0 0 24px rgba(105, 240, 225, 0.18);
}

.construct-home-copy {
  min-width: 0;
  opacity: 0;
  transform: translateX(-0.4rem);
  transition: opacity 180ms ease, transform 180ms ease;
}

.construct-rail:hover .construct-home-copy,
.construct-rail:focus-within .construct-home-copy {
  opacity: 1;
  transform: translateX(0);
}

.construct-home-label {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.construct-home-title {
  display: block;
  margin-top: 0.15rem;
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.construct-rail-nav {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.35rem;
}

.construct-rail-spacer {
  flex: 1;
}

.construct-rail-item {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 1rem;
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: default;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.construct-rail-item:hover,
.construct-rail-item:focus-visible,
.construct-rail-item.is-active {
  color: var(--text);
  background: rgba(217, 244, 238, 0.08);
  border-color: rgba(217, 244, 238, 0.12);
  transform: translateX(0.1rem);
  outline: none;
}

.construct-rail-icon {
  width: 1.2rem;
  height: 1.2rem;
  flex: 0 0 auto;
  opacity: 0.92;
}

.construct-rail-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.construct-rail-label {
  opacity: 0;
  transform: translateX(-0.35rem);
  transition: opacity 180ms ease, transform 180ms ease;
  white-space: nowrap;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.construct-rail:hover .construct-rail-label,
.construct-rail:focus-within .construct-rail-label {
  opacity: 1;
  transform: translateX(0);
}

.construct-gear {
  margin-top: auto;
}

.construct-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding-top: 5.4rem;
  padding-left: 7rem;
}

.construct-breadcrumb-bar {
  position: fixed;
  top: 0;
  left: 5.5rem;
  right: 0;
  z-index: 25;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 4.25rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(7, 10, 12, 0.9), rgba(7, 10, 12, 0.72));
  backdrop-filter: blur(18px);
}

.construct-breadcrumb-link,
.construct-breadcrumb-current {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.construct-breadcrumb-link {
  color: var(--accent);
}

.construct-breadcrumb-link:hover,
.construct-breadcrumb-link:focus-visible {
  color: var(--text);
  outline: none;
}

.construct-breadcrumb-current {
  color: #c6d0d4;
}

.construct-main {
  padding: 0 1.5rem 2rem;
}

.construct-frame {
  width: min(1280px, 100%);
  margin: 0 auto;
}

.construct-stage {
  position: relative;
  min-height: calc(100vh - 7rem);
  padding: 2rem 0 2.5rem;
}

.construct-hero-shell {
  position: relative;
  padding: clamp(1.4rem, 3vw, 2.1rem);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(7, 16, 23, 0.9), rgba(4, 10, 15, 0.8)),
    rgba(6, 10, 12, 0.72);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.construct-hero-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 84% 22%, rgba(122, 245, 235, 0.16), transparent 16rem),
    linear-gradient(118deg, transparent 0 56%, rgba(234, 250, 246, 0.08) 56.3%, transparent 57%);
  pointer-events: none;
}

.construct-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.62fr);
  gap: 1.5rem;
  align-items: stretch;
}

.construct-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(217, 244, 238, 0.16);
  border-radius: 999px;
  background: rgba(217, 244, 238, 0.04);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.construct-kicker-dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 999px;
  background: #8ff4e3;
  box-shadow: 0 0 14px rgba(143, 244, 227, 0.7);
}

.construct-title {
  max-width: 12ch;
  font-size: clamp(3rem, 7vw, 6.6rem);
}

.construct-copy {
  max-width: 56rem;
  margin: 1.45rem 0 0;
  color: #c5d0d4;
  font-size: clamp(1rem, 1.6vw, 1.22rem);
  line-height: 1.8;
}

.construct-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.construct-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.7rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: #dce7ea;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.construct-chip::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 999px;
  background: rgba(154, 247, 226, 0.85);
}

.construct-hero-panel {
  position: relative;
  display: grid;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(7, 12, 15, 0.58);
  backdrop-filter: blur(12px);
}

.construct-home-preview {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid rgba(200, 245, 236, 0.2);
}

.construct-panel-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.construct-panel-meta strong {
  color: var(--text);
  font-size: 0.82rem;
}

.construct-panel-copy {
  margin: 0;
  color: #c2ced2;
  line-height: 1.65;
}

.construct-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.construct-card,
.construct-system-panel,
.construct-status-panel {
  position: relative;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(231, 247, 244, 0.06), transparent 48%),
    rgba(8, 12, 15, 0.76);
  box-shadow: var(--shadow);
}

.construct-card h2,
.construct-system-panel h2,
.construct-status-panel h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.construct-card p,
.construct-system-panel p,
.construct-status-panel p {
  margin: 0;
  color: #c0ccd0;
  line-height: 1.7;
}

.construct-section-intro {
  margin-top: 1rem;
}

.construct-feature-list,
.construct-status-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.45rem;
}

.construct-feature-item,
.construct-status-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.construct-feature-id,
.construct-status-id {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.construct-feature-item h3,
.construct-status-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.construct-feature-item p,
.construct-status-item p {
  color: var(--muted);
}

.construct-status-panel {
  display: grid;
  gap: 1rem;
}

.construct-status-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(217, 244, 238, 0.12);
  background: rgba(217, 244, 238, 0.05);
}

.construct-status-banner strong {
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.construct-status-banner span {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.construct-quiet-note {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

@media (max-width: 1100px) {
  .construct-hero-grid,
  .construct-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .construct-rail,
  .construct-rail:hover,
  .construct-rail:focus-within {
    top: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: auto;
    flex-direction: row;
    align-items: center;
    padding: 0.85rem 1rem;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: none;
  }

  .construct-rail-home {
    min-height: 0;
    padding: 0;
  }

  .construct-home-copy,
  .construct-rail-label,
  .construct-rail:hover .construct-home-copy,
  .construct-rail:focus-within .construct-home-copy,
  .construct-rail:hover .construct-rail-label,
  .construct-rail:focus-within .construct-rail-label {
    opacity: 1;
    transform: none;
  }

  .construct-rail-nav {
    display: flex;
    flex-wrap: wrap;
    margin-top: 0;
  }

  .construct-gear {
    margin-top: 0;
    margin-left: auto;
  }

  .construct-breadcrumb-bar {
    top: 4.75rem;
    left: 0;
  }

  .construct-shell {
    padding-top: 9rem;
    padding-left: 0;
  }

  .construct-main {
    padding-inline: 1rem;
  }
}

@media (max-width: 640px) {
  .construct-rail {
    gap: 0.6rem;
  }

  .construct-rail-home {
    gap: 0.6rem;
  }

  .construct-home-image {
    width: 2.35rem;
    height: 2.35rem;
  }

  .construct-home-label {
    font-size: 0.58rem;
  }

  .construct-home-title,
  .construct-breadcrumb-link,
  .construct-breadcrumb-current,
  .construct-rail-label {
    font-size: 0.72rem;
  }

  .construct-breadcrumb-bar {
    min-height: 3.75rem;
    padding-inline: 1rem;
  }

  .construct-shell {
    padding-top: 8.4rem;
  }

  .construct-main {
    padding-inline: 0.85rem;
  }

  .construct-stage {
    padding-top: 1.2rem;
  }
}