:root {
  --bg: #000;
  --ink: #8a8a8a;
  --ink-strong: #d6d6d6;
  --blue: #0cacfa;
  --stripe: #0745b4;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "SF Pro Text", "Segoe UI", system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.stage {
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.glow {
  position: absolute;
  width: min(520px, 80vw);
  height: min(280px, 40vh);
  left: 50%;
  top: 46%;
  translate: -62% -58%;
  background: radial-gradient(circle, rgba(12, 172, 250, 0.16), transparent 68%);
  pointer-events: none;
}

h1 {
  margin: 0;
  position: relative;
}

.logo {
  display: block;
  width: min(560px, 86vw);
  height: auto;
  animation: rise 900ms ease both;
}

.tag,
.mail {
  position: relative;
  animation: rise 900ms ease both;
}

.tag {
  margin: 4px 0 0;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: #6e6e6e;
  animation-delay: 140ms;
}

.mail {
  margin-top: 28px;
  color: var(--ink);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  animation-delay: 260ms;
}

.mail:hover,
.mail:focus-visible {
  color: var(--blue);
  border-bottom-color: var(--stripe);
  outline: none;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo,
  .tag,
  .mail {
    animation: none;
  }
}