:root {
  --background: #f7f9ff;
  --surface: rgba(255, 255, 255, 0.64);
  --surface-border: rgba(255, 255, 255, 0.92);
  --text: #11152a;
  --muted: #69708f;
  --accent: #675cff;
  --accent-strong: #4b3cff;
  --cyan: #42d9ff;
  --shadow: 0 30px 80px rgba(54, 50, 125, 0.16);
  --pointer-x: 50%;
  --pointer-y: 50%;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--background);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100svh;
  margin: 0;
  overflow: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(255,255,255,.9) 0, rgba(255,255,255,0) 24rem),
    linear-gradient(135deg, #fbfcff 0%, #f5f7ff 46%, #eef3ff 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image: radial-gradient(rgba(90, 93, 155, 0.14) 0.75px, transparent 0.75px);
  background-size: 18px 18px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}

.site-header,
.site-footer {
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, 1200px);
  margin-inline: auto;
}

.site-header {
  padding-block: 1.25rem;
}

.brand {
  color: var(--text);
  font-size: .9rem;
  font-weight: 750;
  letter-spacing: -.02em;
  text-decoration: none;
}

.status {
  display: inline-flex;
  gap: .45rem;
  align-items: center;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 650;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.status-dot {
  width: .45rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #25c67a;
  box-shadow: 0 0 0 .25rem rgba(37, 198, 122, .12);
}

.hero {
  z-index: 2;
  display: grid;
  place-items: center;
  width: min(100% - 2rem, 1100px);
  margin-inline: auto;
  padding-block: 2rem;
}

.hero-card {
  position: relative;
  isolation: isolate;
  width: min(100%, 880px);
  padding: clamp(2rem, 8vw, 6.5rem) clamp(1.25rem, 7vw, 5.5rem);
  overflow: hidden;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow), inset 0 1px 0 white;
  backdrop-filter: blur(24px) saturate(145%);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
}

.hero-card::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  content: "";
  border-radius: inherit;
  background: linear-gradient(120deg, rgba(255,255,255,.9), rgba(103,92,255,.12), rgba(66,217,255,.1), rgba(255,255,255,.8));
  opacity: .75;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  padding: 1px;
}

.eyebrow {
  display: inline-flex;
  gap: .65rem;
  align-items: center;
  margin-bottom: 1.25rem;
  color: var(--muted);
  font-size: clamp(.68rem, 1.2vw, .78rem);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow-line {
  width: 1.5rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

h1 {
  max-width: 12ch;
  margin: 0 auto;
  font-size: clamp(2.8rem, 10vw, 7.2rem);
  font-weight: 780;
  line-height: .92;
  letter-spacing: -.075em;
  text-wrap: balance;
}

h1 span {
  color: transparent;
  background: linear-gradient(105deg, var(--accent-strong), #8175ff 48%, #22bfe8);
  background-clip: text;
  -webkit-background-clip: text;
}

.intro {
  margin: clamp(1.25rem, 4vw, 2rem) 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2.4vw, 1.35rem);
  font-weight: 500;
  letter-spacing: -.02em;
}

.signal {
  display: flex;
  gap: .32rem;
  align-items: end;
  justify-content: center;
  height: 1.6rem;
  margin-top: 2rem;
}

.signal span {
  width: .2rem;
  height: .45rem;
  border-radius: 999px;
  background: linear-gradient(to top, var(--accent), var(--cyan));
  animation: signal 1.8s ease-in-out infinite;
}

.signal span:nth-child(2) { animation-delay: .12s; }
.signal span:nth-child(3) { animation-delay: .24s; }
.signal span:nth-child(4) { animation-delay: .36s; }
.signal span:nth-child(5) { animation-delay: .48s; }

.ambient {
  position: fixed;
  z-index: 0;
  width: min(42rem, 75vw);
  aspect-ratio: 1;
  border-radius: 50%;
  filter: blur(12px);
  opacity: .52;
  pointer-events: none;
  animation: drift 14s ease-in-out infinite alternate;
}

.ambient-one {
  top: -28%;
  right: -12%;
  background: radial-gradient(circle, rgba(103, 92, 255, .28), transparent 68%);
}

.ambient-two {
  bottom: -35%;
  left: -18%;
  background: radial-gradient(circle, rgba(66, 217, 255, .28), transparent 68%);
  animation-delay: -5s;
}

.grid {
  position: fixed;
  inset: 0;
  z-index: 1;
  opacity: .3;
  background-image:
    linear-gradient(rgba(105,112,143,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(105,112,143,.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, black, transparent 72%);
  pointer-events: none;
}

.site-footer {
  padding-block: 1.25rem;
  color: var(--muted);
  font-size: .72rem;
  letter-spacing: .02em;
}

.site-footer p {
  margin: 0;
}

@keyframes signal {
  0%, 100% { height: .4rem; opacity: .45; }
  50% { height: 1.45rem; opacity: 1; }
}

@keyframes drift {
  from { transform: translate3d(-1.5rem, -1rem, 0) scale(.98); }
  to { transform: translate3d(2rem, 1.5rem, 0) scale(1.05); }
}

@media (max-width: 520px) {
  .site-header,
  .site-footer,
  .hero {
    width: min(100% - 1.25rem, 1200px);
  }

  .hero-card {
    padding-block: 3.75rem;
  }

  .site-footer p:last-child {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .hero-card {
    border: 1px solid CanvasText;
  }

  h1 span {
    color: LinkText;
  }
}