:root {
  --ink: #1a2a32;
  --ink-soft: #3d5560;
  --foam: #f3f7f4;
  --bay: #5b8a8a;
  --bay-deep: #2f5d62;
  --sun: #e8b48a;
  --mist: #c8ddd6;
  --font-display: "Gowun Batang", serif;
  --font-body: "Outfit", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  min-height: 100dvh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(120% 80% at 10% 0%, #dceee8 0%, transparent 55%),
    radial-gradient(90% 70% at 90% 10%, #f2e0cc 0%, transparent 50%),
    linear-gradient(165deg, #e8f2ef 0%, #d5e4df 42%, #c9d8d4 100%);
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.55;
  animation: drift 14s ease-in-out infinite alternate;
}

.glow-a {
  width: min(55vw, 420px);
  height: min(55vw, 420px);
  left: -8%;
  bottom: -10%;
  background: var(--bay);
  animation-delay: -3s;
}

.glow-b {
  width: min(48vw, 360px);
  height: min(48vw, 360px);
  right: -6%;
  top: 12%;
  background: var(--sun);
  opacity: 0.4;
  animation-duration: 18s;
}

.grain {
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

.hero {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.5rem 3rem;
}

.domain {
  margin: 0 0 1.75rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  color: var(--bay-deep);
  opacity: 0;
  transform: translateY(12px);
  animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.1s forwards;
}

.brand {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: 0.35em 0.45em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand .name,
.brand .amp {
  opacity: 0;
  transform: translateY(28px);
  animation: rise 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(0.22s + var(--i) * 0.1s);
}

.brand .amp {
  font-weight: 400;
  color: var(--bay);
  font-size: 0.72em;
}

.tagline {
  margin: 1.6rem 0 0;
  max-width: 22ch;
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  opacity: 0;
  transform: translateY(16px);
  animation: rise 1s cubic-bezier(0.22, 1, 0.36, 1) 0.85s forwards;
}

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

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(18px, -22px, 0) scale(1.06);
  }
}

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

  .domain,
  .brand .name,
  .brand .amp,
  .tagline {
    animation: none;
    opacity: 1;
    transform: none;
  }
}