@import url('https://fonts.googleapis.com/css2?family=Anton&display=swap');

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

body {
  font-family: 'Anton', sans-serif;
  background-color: #0d0d0d;
  color: white;
  overflow-x: hidden; /* 横スクロール禁止（余白防止） */
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: #0d0d0d;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  border-bottom: 2px solid #1e1e1e;
}

.logo {
  font-size: 1.8rem;
  letter-spacing: 2px;
  color: #00aaff;
  text-transform: uppercase;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
  }
  
  nav ul li a {
    text-decoration: none;
    color: white;
    font-size: 1rem;
    position: relative;
    padding-bottom: 4px;
    transition: color 0.3s ease;
  }
  
  nav ul li a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #00aaff;
    bottom: 0;
    left: 0;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
  }
  
  nav ul li a:hover {
    color: #00aaff;
  }
  
  nav ul li a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
  }
  

  main {
    max-width: 900px;
    margin: 120px auto 40px;
    padding: 0 20px;
  }

  .brand-intro h1 {
    font-size: 32px;
    margin-bottom: 20px;
  }

  .brand-intro img.brand-logo {
    width: 100%;
    max-width: 250px; 
    height: auto;
    display: block;
    margin-bottom: 20px;
  }
  

  .brand-intro p {
    font-size: 18px;
    margin-bottom: 40px;
  }

  .brand-features h2,
  .brand-links h2 {
    font-size: 24px;
    margin-bottom: 15px;
    border-left: 6px solid #000;
    padding-left: 10px;
  }

  .brand-features ul,
  .brand-links ul {
    margin-left: 20px;
    list-style: disc;
  }

  .brand-features li,
  .brand-links li {
    margin-bottom: 10px;
    font-size: 16px;
  }

  .brand-links a {
    color: #007BFF;
    text-decoration: none;
  }

  .brand-links a:hover {
    text-decoration: underline;
  }

  footer {
    text-align: center;
    padding: 20px;
    background-color: #f0f0f0;
    margin-top: 60px;
    font-size: 14px;
    color: #555;
  }

  .brand-video {
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
    text-align: center;
  }
  
  .brand-video h2 {
    font-size: 32px;
    margin-bottom: 20px;
    border-left: 6px solid #000;
    padding-left: 10px;
    text-align: left;  /* ← ここを追加 */
  }
  
  .video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
  }
  
  .video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }