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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  min-height: 100vh;
  background: #ffffff;
  color: #4d4d4d;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
}

.bg-waves {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-waves .waves-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.bg-waves .wave {
  transform-origin: center center;
  will-change: transform;
}

.coming-soon {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
}

.card {
  text-align: center;
  padding: 3rem 2rem;
}

.tagline {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.headline {
  font-size: 2.5rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 2rem;
}

.brand-ja {
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.brand-en {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.25em;
}

.message {
  font-size: 0.95rem;
  font-weight: 400;
  margin-bottom: 1.5rem;
}

.loader {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}

.loader .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4d4d4d;
}

@media (min-width: 480px) {
  .headline {
    font-size: 2.75rem;
  }

}