:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #ffffff;
  color: #17212d;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

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

body {
  position: relative;
  min-width: 320px;
  background: #ffffff;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.78;
  background:
    radial-gradient(circle at 5% 100%, rgba(26, 91, 160, 0.12), transparent 28rem),
    radial-gradient(circle at 96% 0%, rgba(75, 158, 226, 0.1), transparent 30rem);
  transform: scale(1.02);
}

.page {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 100svh;
  grid-template-rows: 1fr auto;
  overflow: hidden;
}

.message {
  display: grid;
  align-content: center;
  justify-items: center;
  width: min(100%, 74rem);
  margin: 0 auto;
  padding: clamp(5rem, 12vw, 8rem) clamp(1.5rem, 7vw, 5rem) 3rem;
  gap: clamp(1.75rem, 4vh, 2.8rem);
  text-align: center;
}

.brand-mark {
  width: min(30rem, 78vw);
  aspect-ratio: 2.45 / 1;
  overflow: hidden;
  background: transparent;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 1;
}

h1 {
  position: relative;
  max-width: 20ch;
  margin: 0;
  font-size: clamp(2.4rem, 5.1vw, 4.6rem);
  font-weight: 580;
  letter-spacing: -0.055em;
  line-height: 1.02;
  text-wrap: balance;
  text-shadow: 0 1px 28px rgba(46, 83, 120, 0.08);
}

h1::after {
  display: block;
  width: 3.2rem;
  height: 2px;
  margin: clamp(1.75rem, 4vw, 2.5rem) auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #65b6ff, #5fe2cf);
  box-shadow: 0 0 24px rgba(95, 196, 255, 0.5);
  content: "";
}

footer {
  padding: 1.5rem clamp(1.25rem, 4vw, 3rem) 1.75rem;
  color: rgba(23, 42, 61, 0.3);
  text-align: center;
}

footer p {
  margin: 0;
  font-size: clamp(0.42rem, 0.38rem + 0.1vw, 0.48rem);
  font-weight: 450;
  letter-spacing: 0.055em;
  line-height: 1.6;
}

@media (max-width: 520px) {
  .message {
    align-items: center;
    padding-inline: 1.35rem;
  }

  h1 {
    max-width: 17ch;
    font-size: clamp(2.15rem, 9.5vw, 3.2rem);
  }

  footer p {
    font-size: 0.42rem;
    letter-spacing: 0.045em;
  }
}

@media (prefers-reduced-motion: no-preference) {
  body::before {
    animation: ambient-drift 16s ease-in-out infinite alternate;
  }

  h1 {
    animation: title-reveal 1.05s cubic-bezier(0.22, 1, 0.36, 1) 140ms both;
  }

  .brand-mark {
    animation: logo-reveal 1.05s cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  h1::after {
    transform-origin: center;
    animation:
      line-reveal 900ms cubic-bezier(0.22, 1, 0.36, 1) 420ms both,
      line-glow 4s ease-in-out 1.4s infinite;
  }

  footer {
    animation: footer-reveal 900ms ease-out 560ms both;
  }
}

@keyframes title-reveal {
  from {
    opacity: 0;
    filter: blur(7px);
    transform: translateY(18px) scale(0.985);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
  }
}

@keyframes logo-reveal {
  from {
    opacity: 0;
    filter: blur(8px);
    transform: translateY(-14px) scale(0.975);
  }

  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes line-reveal {
  from {
    opacity: 0;
    transform: scaleX(0);
  }

  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

@keyframes line-glow {
  0%,
  100% {
    box-shadow: 0 0 18px rgba(95, 196, 255, 0.34);
  }

  50% {
    box-shadow: 0 0 32px rgba(95, 226, 207, 0.62);
  }
}

@keyframes footer-reveal {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ambient-drift {
  from {
    opacity: 0.62;
    transform: translate3d(-1%, 1%, 0) scale(1.02);
  }

  to {
    opacity: 1;
    transform: translate3d(1%, -1%, 0) scale(1.06);
  }
}