:root {
  --tropical-green: #2d6a4f;
  --coconut-cream: #faf3e7;
}

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

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

body {
  background-color: var(--coconut-cream);
  color: var(--tropical-green);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Noto Sans KR", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.container {
  text-align: center;
  padding: 2rem;
  max-width: 720px;
  margin: 0 auto;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

p {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

.lang-switcher {
  position: fixed;
  top: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.5rem;
  font-size: 0.85rem;
  z-index: 10;
}

.lang-switcher a {
  color: var(--tropical-green);
  text-decoration: none;
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--tropical-green);
  border-radius: 4px;
  background-color: var(--coconut-cream);
  transition: background-color 0.15s, color 0.15s;
}

.lang-switcher a:hover,
.lang-switcher a.active {
  background-color: var(--tropical-green);
  color: var(--coconut-cream);
}