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

body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
}

/* MV全体 */
.mv {
  height: 100vh;
  background-color: #0f0f0f;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}

/* テキスト部分 */
.mv__inner {
  padding: 0 24px;
}

.mv__label {
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 20px;
}

.mv__title {
  font-size: clamp(40px, 8vw, 96px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.mv__title span {
  color: #c8ff00;
}

.mv__desc {
  font-size: clamp(14px, 2vw, 18px);
  color: #aaa;
  line-height: 1.8;
  max-width: 480px;
  margin: 0 auto 40px;
}

.mv__btn {
  display: inline-block;
  padding: 14px 36px;
  border: 1px solid #fff;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.1em;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.mv__btn:hover {
  background-color: #fff;
  color: #0f0f0f;
}