body {
  margin: 0;
  font-family: 'Courier new', monospace;
  color: #111111;
  background-color: #f0f0f0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  box-sizing: border-box;
}

main {
  max-width: 720px;
  width: 100%;
  padding: 0 16px;
  box-sizing: border-box;
}

h1 {
  margin: 0 0 12px;
  font-size: 2rem;
}

p {
  margin: 0;
  line-height: 1.5;
}

.maintitle {
  font-size: clamp(40px, 10vw, 80px);
  margin: 0 10px 8px;
  text-align: center;
  word-break: break-word;
}

.pretitle {
  font-size: clamp(16px, 4.5vw, 22px);
  margin: 0;
  text-align: center;
}

.subtitle-box {
  text-align: center;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 16px;
}

.subtitle {
  font-size: clamp(14px, 4vw, 18px);
  margin: 0;
  text-align: center;
}

.subtitle-link {
  color: #268BD2;
  font-size: clamp(14px, 4vw, 18px);
  text-decoration: none;
  margin: 0 8px;
}

.reach-out {
  box-shadow: 4px 4px 0px #000;
  margin-top: 24px;
  text-align: center;
  border: 3px solid #111111;
  padding: 16px;
}

@media (max-width: 480px) {
  body {
    padding: 16px 12px;
  }

  .maintitle {
    margin: 0 0 8px;
  }

  .reach-out {
    padding: 12px;
    box-shadow: 3px 3px 0px #000;
  }
}

@media (prefers-color-scheme: dark) {
  body {
    color: #f0f0f0;
    background-color: #111111;
  }

  .reach-out {
    border-color: #f0f0f0;
    box-shadow: 4px 4px 0px #f0f0f0;
  }

  .subtitle-link {
    color: #8BE9FD;
  }
}

.cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}