@charset "UTF-8";

/* ===== Hero (index) ===== */
.hero {
  padding-top: 120px;
  text-align: center;
  background: linear-gradient(to right, #0284c7, #38bdf8);
  color: #fff;
}

/* 画像ラッパー */
.hero-image {
  display: flex;
  justify-content: center; /* 横中央 */
  margin-top: 24px;
}

/* 画像本体 */
.hero-image img {
  max-width: 100%;
  height: auto;
  display: block;          /* 余白防止 */
}

/* ===== Main grid ===== */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

/* ===== Card ===== */
.card {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.card h2 {
  font-size: 24px;
  color: #0284c7;
  margin-bottom: 16px;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 8px;
}