@font-face {
  font-family: 'Sora';
  src: url('/sora.woff2') format('woff2');
  font-weight: 100 800;
  font-display: swap;
}

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

body {
  background: #0F1B26;
  color: #FFFFFF;
  font-family: 'Sora', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

main {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(28px, 5vw, 44px);
  padding: 16px;
  box-sizing: border-box;
}

.mail {
  font-size: clamp(16px, 2.2vw, 20px);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: #C9D4DC;
  text-decoration: none;
  padding: 10px 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.mail:hover,
.mail:focus-visible {
  color: #FFFFFF;
  border-bottom-color: #7FB8E0;
  outline: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.5vw, 24px);
  margin: 0;
  font-size: clamp(44px, 11vw, 104px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1;
}

.mark {
  width: 1.5em;
  height: 1.5em;
  flex-shrink: 0;
}

.word b {
  font-weight: 700;
  color: #7FB8E0;
}

.cursor {
  width: 0.09em;
  height: 0.95em;
  margin-left: -0.02em;
  background: #7FB8E0;
  animation: blink 1.06s steps(1, end) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .cursor { animation-duration: 2.4s; }
}