.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  overflow: hidden;
}

.webgl {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
.content {
  position: relative;
  z-index: 10;
  padding: 2rem;
  max-width: 800px;
  /* 背景なし */
}

.content h1 {
  font-size: 2.5rem;
  font-weight: bold;
  line-height: 1.4;
  margin-bottom: 1rem;
  color: #00a1cc; /* 指定カラー */
}

.content p {
  font-size: 1.2rem;
  color: #14b8a6; /* 黄緑系の明るいカラー（Tailwindのlime-400） */
  margin-bottom: 1.5rem;
}

.cta-button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: 2px solid #00a1cc;
  color: #00a1cc;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.cta-button:hover {
  background-color: #111;
  color: white;
}



/* style.cssに追記 */

/* ヒーローセクションの調整 */
.hero {
  height: 100vh;
}
.hero .content h1 {
  text-shadow: 0 0 20px rgba(0,0,0,0.7);
}
.hero .cta-button {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 12px 28px;
  border-radius: 50px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.hero .cta-button:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: white;
}

/* 見出しの下線アニメーション */
.heading-underline {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

/* プロダクトカードのデザイン */
.product-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% -50%, rgba(99, 102, 241, 0.2), transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.product-card:hover:before {
    opacity: 1;
}

/* 最終CTAボタンのデザイン */
.contact-button {
    display: inline-block;
    font-weight: 600;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.contact-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(139, 92, 246, 0.5);
}


/* スクロールアニメーション */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-animate.is-visible {
    opacity: 1;
    transform: translateY(0);
}