:root {
  --ink: #0c1a1f;
  --paper: #e8f2f0;
  --mist: #9bb8b4;
  --accent: #2dd4a8;
  --accent-deep: #0f766e;
  --glow-teal: rgba(45, 212, 168, 0.22);
  --glow-blue: rgba(56, 120, 160, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: "Outfit", sans-serif;
  color: var(--paper);
  background: var(--ink);
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 90% 60% at 50% 110%, rgba(15, 118, 110, 0.35), transparent 55%),
    linear-gradient(165deg, #071116 0%, #0c1a1f 45%, #102830 100%);
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0;
  animation: rise 1.4s ease-out forwards;
}

.glow-a {
  width: min(70vw, 520px);
  height: min(70vw, 520px);
  top: -12%;
  right: -8%;
  background: var(--glow-teal);
  animation-delay: 0.15s;
}

.glow-b {
  width: min(55vw, 420px);
  height: min(55vw, 420px);
  bottom: 5%;
  left: -10%;
  background: var(--glow-blue);
  animation-delay: 0.35s;
}

.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 242, 240, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 242, 240, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, black 20%, transparent 75%);
  opacity: 0;
  animation: fade-in 1.2s ease 0.4s forwards;
}

.hero {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: clamp(2rem, 6vw, 5rem);
  max-width: 52rem;
}

.brand {
  font-family: "Fraunces", serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--paper);
  opacity: 0;
  transform: translateY(18px);
  animation: enter 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.2s forwards;
}

.headline {
  margin-top: 1.25rem;
  font-family: "Outfit", sans-serif;
  font-weight: 500;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0;
  transform: translateY(14px);
  animation: enter 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.45s forwards;
}

.lede {
  margin-top: 1.5rem;
  max-width: 28rem;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  line-height: 1.55;
  color: var(--mist);
  opacity: 0;
  transform: translateY(14px);
  animation: enter 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.65s forwards;
}

.cta {
  margin-top: 2.25rem;
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--accent);
  text-decoration: none;
  padding: 0.9rem 1.6rem;
  border-radius: 2px;
  opacity: 0;
  transform: translateY(14px);
  animation: enter 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.85s forwards;
  transition: background 0.2s ease, transform 0.2s ease;
}

.cta:hover {
  background: #5eead4;
  transform: translateY(-1px);
}

.cta:focus-visible {
  outline: 2px solid var(--paper);
  outline-offset: 3px;
}

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

@keyframes rise {
  to {
    opacity: 1;
  }
}

@keyframes fade-in {
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .glow,
  .grid,
  .brand,
  .headline,
  .lede,
  .cta {
    animation: none;
    opacity: 1;
    transform: none;
  }
}