:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: #07111f;
  color: #f5f8ff;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 15%, rgba(32, 124, 229, 0.14), transparent 30%),
    linear-gradient(145deg, #07111f 0%, #091827 52%, #07111f 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 76%);
}

.page-shell {
  width: min(1180px, calc(100% - 48px));
  min-height: 100vh;
  min-height: 100svh;
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 40px 0 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  width: fit-content;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 720;
  letter-spacing: -0.025em;
}

.brand-mark {
  width: 31px;
  height: 31px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
  gap: 3px;
  padding: 6px;
  border: 1px solid rgba(132, 195, 255, 0.34);
  border-radius: 10px;
  background: rgba(15, 40, 64, 0.65);
  box-shadow: inset 0 0 18px rgba(68, 165, 255, 0.08);
}

.brand-mark span {
  display: block;
  border-radius: 3px;
  background: linear-gradient(to top, #2a8cf0, #69d6ff);
}

.brand-mark span:nth-child(1) { height: 44%; }
.brand-mark span:nth-child(2) { height: 100%; }
.brand-mark span:nth-child(3) { height: 70%; }

.hero {
  align-self: center;
  max-width: 870px;
  padding: 72px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  color: #90ceff;
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #43b5ff;
  box-shadow: 0 0 0 6px rgba(67, 181, 255, 0.12), 0 0 18px #43b5ff;
  animation: pulse 2.6s ease-in-out infinite;
}

h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(3.15rem, 7.4vw, 6.9rem);
  line-height: 0.94;
  letter-spacing: -0.068em;
  text-wrap: balance;
  background: linear-gradient(120deg, #ffffff 18%, #d4e8fb 58%, #75bdff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.intro {
  max-width: 650px;
  margin: 34px 0 0;
  color: #9bb0c6;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.75;
}

footer {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #627890;
  font-size: 0.76rem;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.footer-line {
  width: 44px;
  height: 1px;
  background: #2b4158;
}

.glow {
  position: fixed;
  z-index: -1;
  border-radius: 50%;
  filter: blur(4px);
  opacity: 0.34;
  pointer-events: none;
}

.glow-one {
  width: min(46vw, 620px);
  aspect-ratio: 1;
  top: -28%;
  right: -8%;
  background: radial-gradient(circle, rgba(33, 134, 255, 0.34), transparent 68%);
}

.glow-two {
  width: min(44vw, 560px);
  aspect-ratio: 1;
  bottom: -36%;
  left: 4%;
  background: radial-gradient(circle, rgba(25, 203, 210, 0.2), transparent 70%);
}

@keyframes pulse {
  50% {
    opacity: 0.55;
    transform: scale(0.84);
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 32px, 1180px);
    padding: 25px 0 24px;
  }

  .hero {
    padding: 56px 0;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.7rem);
  }

  .intro {
    margin-top: 26px;
    line-height: 1.62;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .footer-line {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .eyebrow span {
    animation: none;
  }
}