:root {
  color-scheme: dark;
  --ink: #f4f8fc;
  --muted: #c0ccd8;
  --soft: #8da2b5;
  --night: #0b1424;
  --aqua: #2dd4bf;
  --sky: #38bdf8;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(ellipse at 84% 39%, rgba(56, 189, 248, 0.16), transparent 32rem),
    radial-gradient(ellipse at 67% 75%, rgba(45, 212, 191, 0.11), transparent 30rem),
    linear-gradient(116deg, #0b1424 5%, #101e31 60%, #102d3a 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

.page-shell {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.page-shell::before {
  border: 1px solid rgba(196, 232, 244, 0.05);
  border-radius: 50%;
  content: "";
  height: min(70vw, 820px);
  min-height: 470px;
  pointer-events: none;
  position: absolute;
  right: -24vw;
  top: 8%;
  width: min(70vw, 820px);
}

.skip-link {
  background: #f4f8fc;
  border-radius: 0 0 8px 8px;
  color: #0b1424;
  font-size: 0.9rem;
  font-weight: 700;
  left: 20px;
  padding: 10px 14px;
  position: absolute;
  top: 0;
  transform: translateY(-120%);
  z-index: 10;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
.site-footer {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  position: relative;
  width: min(1180px, calc(100% - 64px));
  z-index: 1;
}

.site-header {
  border-bottom: 1px solid rgba(215, 231, 242, 0.12);
  min-height: 82px;
}

.brand {
  align-items: center;
  border-radius: 12px;
  display: inline-flex;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  border: 1px solid rgba(184, 250, 236, 0.5);
  border-radius: 11px;
  box-shadow: 0 8px 28px rgba(45, 212, 191, 0.16);
  display: block;
  height: 44px;
  width: 44px;
}

.brand-name {
  color: #f8fbff;
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: -0.025em;
}

.status {
  align-items: center;
  background: rgba(234, 247, 251, 0.06);
  border: 1px solid rgba(201, 229, 240, 0.17);
  border-radius: 999px;
  color: #dce9f1;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 700;
  gap: 9px;
  letter-spacing: 0.025em;
  margin: 0;
  padding: 9px 13px;
}

.status span,
.eyebrow span {
  background: var(--aqua);
  border-radius: 999px;
  box-shadow: 0 0 15px rgba(45, 212, 191, 0.74);
  display: inline-block;
  height: 7px;
  width: 7px;
}

.hero {
  align-items: center;
  display: grid;
  flex: 1;
  gap: clamp(34px, 5vw, 76px);
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  margin: 0 auto;
  padding: 54px 0 66px;
  position: relative;
  width: min(1180px, calc(100% - 64px));
  z-index: 1;
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.eyebrow {
  align-items: center;
  color: #83eee0;
  display: flex;
  font-size: 0.75rem;
  font-weight: 800;
  gap: 11px;
  letter-spacing: 0.15em;
  line-height: 1.4;
  margin: 0 0 25px;
  text-transform: uppercase;
}

.eyebrow span {
  height: 6px;
  width: 24px;
}

h1 {
  color: #f7f9fc;
  font-size: clamp(3.7rem, 5.8vw, 5.8rem);
  font-weight: 740;
  letter-spacing: -0.065em;
  line-height: 0.99;
  margin: 0 0 27px;
  max-width: 10ch;
  text-wrap: balance;
}

.description {
  color: var(--muted);
  font-size: clamp(1rem, 1.45vw, 1.2rem);
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 1.72;
  margin: 0;
  max-width: 36rem;
}

.hero-art {
  align-items: center;
  aspect-ratio: 1;
  display: flex;
  justify-content: center;
  justify-self: end;
  max-width: 510px;
  position: relative;
  width: 100%;
}

.art-glow {
  background: radial-gradient(circle, rgba(42, 181, 185, 0.22), rgba(21, 76, 98, 0.1) 42%, transparent 72%);
  border-radius: 50%;
  inset: 1%;
  position: absolute;
}

.orbit-lines {
  height: 100%;
  inset: 0;
  position: absolute;
  width: 100%;
}

.orbit-lines circle,
.orbit-lines path {
  stroke: rgba(181, 223, 237, 0.14);
  stroke-width: 1.2;
}

.orbit-lines circle:nth-child(2) {
  stroke-dasharray: 3 8;
}

.core-card {
  align-items: center;
  background: linear-gradient(145deg, rgba(226, 253, 248, 0.16), rgba(75, 164, 186, 0.12));
  border: 1px solid rgba(190, 244, 237, 0.3);
  border-radius: 29px;
  box-shadow: 0 30px 90px rgba(1, 9, 22, 0.46), inset 0 1px 0 rgba(255, 255, 255, 0.16);
  display: flex;
  height: 152px;
  justify-content: center;
  position: relative;
  width: 152px;
  z-index: 2;
}

.core-card img {
  border: 1px solid rgba(185, 246, 232, 0.7);
  border-radius: 22px;
  box-shadow: 0 12px 32px rgba(45, 212, 191, 0.24);
  height: 78px;
  width: 78px;
}

.core-light {
  background: #77f2d4;
  border: 3px solid #172e3d;
  border-radius: 50%;
  bottom: 24px;
  box-shadow: 0 0 19px rgba(45, 212, 191, 0.68);
  height: 13px;
  position: absolute;
  right: 24px;
  width: 13px;
}

.orbit-card {
  align-items: center;
  background: linear-gradient(145deg, rgba(27, 49, 69, 0.94), rgba(18, 34, 53, 0.92));
  border: 1px solid rgba(198, 226, 239, 0.16);
  border-radius: 18px;
  box-shadow: 0 18px 42px rgba(1, 8, 20, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  display: flex;
  gap: 12px;
  height: 72px;
  padding: 0 13px;
  position: absolute;
  width: 154px;
  z-index: 3;
}

.orbit-card-top {
  left: 50%;
  top: 5%;
  transform: translateX(-50%);
}

.orbit-card-right {
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

.orbit-card-bottom {
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
}

.orbit-card-left {
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

.mini-symbol {
  align-items: center;
  background: rgba(45, 212, 191, 0.12);
  border: 1px solid rgba(88, 231, 211, 0.22);
  border-radius: 12px;
  display: flex;
  flex: 0 0 38px;
  height: 38px;
  justify-content: center;
  position: relative;
  width: 38px;
}

.symbol-grid {
  display: grid;
  gap: 3px;
  grid-template-columns: 6px 6px;
  grid-template-rows: 6px 6px;
}

.symbol-grid i {
  background: #81e8d7;
  border-radius: 2px;
}

.symbol-grid i:nth-child(2) {
  opacity: 0.65;
}

.symbol-grid i:nth-child(3) {
  opacity: 0.45;
}

.symbol-clock::before {
  border: 1.6px solid #81e8d7;
  border-radius: 50%;
  content: "";
  height: 16px;
  width: 16px;
}

.symbol-clock i {
  background: #81e8d7;
  border-radius: 2px;
  height: 7px;
  left: 18px;
  position: absolute;
  top: 10px;
  transform: rotate(-42deg);
  transform-origin: bottom left;
  width: 1.5px;
}

.symbol-check i {
  border-bottom: 2px solid #81e8d7;
  border-left: 2px solid #81e8d7;
  height: 8px;
  transform: rotate(-45deg) translate(1px, -2px);
  width: 14px;
}

.symbol-bars {
  align-items: end;
  gap: 3px;
  padding-bottom: 10px;
}

.symbol-bars i {
  background: #81e8d7;
  border-radius: 2px 2px 0 0;
  height: 8px;
  width: 4px;
}

.symbol-bars i:nth-child(2) {
  height: 14px;
  opacity: 0.75;
}

.symbol-bars i:nth-child(3) {
  height: 11px;
  opacity: 0.55;
}

.mini-lines {
  display: grid;
  flex: 1;
  gap: 7px;
}

.mini-lines i {
  background: rgba(220, 234, 243, 0.45);
  border-radius: 999px;
  display: block;
  height: 4px;
  width: 100%;
}

.mini-lines i:first-child {
  background: rgba(239, 247, 251, 0.78);
  width: 72%;
}

.mini-dot {
  background: #52d7ba;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(82, 215, 186, 0.62);
  height: 6px;
  position: absolute;
  right: 13px;
  top: 14px;
  width: 6px;
}

.site-footer {
  border-top: 1px solid rgba(215, 231, 242, 0.12);
  color: var(--soft);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  min-height: 62px;
  text-transform: uppercase;
}

.footer-mark {
  align-items: end;
  display: flex;
  gap: 3px;
  height: 12px;
}

.footer-mark i {
  background: rgba(109, 225, 206, 0.56);
  border-radius: 2px 2px 0 0;
  display: block;
  height: 7px;
  width: 3px;
}

.footer-mark i:nth-child(2) {
  height: 11px;
}

.footer-mark i:nth-child(3) {
  height: 5px;
}

.brand:focus-visible,
.home-link:focus-visible,
.skip-link:focus-visible {
  outline: 3px solid #8ff1de;
  outline-offset: 4px;
}

.not-found {
  align-self: center;
  margin: auto;
  max-width: 760px;
  padding: 72px 0 100px;
  width: min(100% - 64px, 760px);
}

.not-found h1 {
  font-size: clamp(3.4rem, 7vw, 5.8rem);
  max-width: 12ch;
}

.not-found .description {
  margin-bottom: 28px;
}

.home-link {
  color: #91f0df;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration-color: rgba(145, 240, 223, 0.56);
  text-underline-offset: 5px;
}

.home-link:hover {
  color: #c0fff1;
}

@media (max-width: 900px) {
  .hero {
    gap: 26px;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  }

  h1 {
    font-size: clamp(3.4rem, 7vw, 5rem);
  }

  .orbit-card {
    height: 62px;
    width: 136px;
  }

  .mini-symbol {
    flex-basis: 34px;
    height: 34px;
    width: 34px;
  }

  .core-card {
    height: 130px;
    width: 130px;
  }
}

@media (max-width: 680px) {
  .site-header,
  .site-footer,
  .hero {
    width: min(100% - 40px, 520px);
  }

  .site-header {
    min-height: 72px;
  }

  .brand {
    gap: 9px;
  }

  .brand img {
    height: 38px;
    width: 38px;
  }

  .brand-name {
    font-size: 1rem;
  }

  .status {
    font-size: 0.68rem;
    gap: 7px;
    padding: 8px 10px;
  }

  .hero {
    gap: 14px;
    grid-template-columns: 1fr;
    padding: 56px 0 40px;
  }

  .eyebrow {
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    margin-bottom: 22px;
  }

  h1 {
    font-size: clamp(3rem, 12.3vw, 4.2rem);
    letter-spacing: -0.06em;
    line-height: 1.02;
    margin-bottom: 20px;
  }

  .description {
    font-size: 1rem;
    line-height: 1.65;
  }

  .hero-art {
    justify-self: center;
    margin: -12px 0 -16px;
    max-width: 360px;
    width: min(100%, 360px);
  }

  .orbit-card {
    border-radius: 15px;
    gap: 9px;
    height: 56px;
    padding: 0 10px;
    width: 128px;
  }

  .orbit-card-top {
    top: 4%;
  }

  .orbit-card-bottom {
    bottom: 4%;
  }

  .mini-symbol {
    flex-basis: 31px;
    height: 31px;
    width: 31px;
  }

  .mini-dot {
    right: 10px;
    top: 11px;
  }

  .core-card {
    border-radius: 25px;
    height: 116px;
    width: 116px;
  }

  .core-card img {
    border-radius: 18px;
    height: 64px;
    width: 64px;
  }

  .core-light {
    bottom: 17px;
    right: 17px;
  }

  .site-footer {
    font-size: 0.7rem;
    min-height: 56px;
  }

  .not-found {
    padding: 60px 0 82px;
  }
}

@media (max-width: 380px) {
  .site-header,
  .site-footer,
  .hero,
  .not-found {
    width: calc(100% - 32px);
  }

  .status {
    font-size: 0.62rem;
    padding: 7px 8px;
  }

  h1 {
    font-size: 2.85rem;
  }

  .hero-art {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}