.site-footer {
  position: relative;
  background-color: #000;
  color: #fff;
  font-family: 'Noto Sans JP', sans-serif;
}

.footer-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('/bizapla/index/black.jpg') repeat;
  opacity: 0.4;
  z-index: 0;
}

.footer-content {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: center; /* 左右の寄せを中央に変更 */
  gap: 40px; /* 項目間のスペース確保 */
  padding: 40px 20px 20px;
  z-index: 1;
}

.footer-left {
  flex: 1 1 250px;
  margin-bottom: 20px;
  text-align: center; /* ロゴ文字も中央寄せ */
}

.footer-logo {
  font-size: 1.8em;
  margin-bottom: 10px;
}

.footer-desc {
  font-size: 0.9em;
  line-height: 1.4;
  color: #ccc;
}

.footer-links {
  display: flex;
  flex: 2 1 500px;
  justify-content: center; /* リンクも中央寄せ */
  flex-wrap: wrap;
  gap: 30px;
}

.link-column {
  margin-bottom: 20px;
}

.link-column h3 {
  font-size: 1em;
  margin-bottom: 10px;
  color: #fff;
}

.link-column ul {
  list-style: none; /* 点を消す */
  padding: 0;
  margin: 0;
}

.link-column ul li {
  margin-bottom: 8px;
}

.link-column ul li a {
  color: #ccc; /* 青くせず */
  text-decoration: none;
  font-size: 0.9em;
  transition: color 0.2s;
}

.link-column ul li a:hover {
  color: #aaa; /* ホバー時は少し明るく */
}

.footer-bottom {
  text-align: center;
  font-size: 0.8em;
  color: #555;
  padding: 10px 0 20px;
  border-top: 1px solid #222;
}

@media(max-width:768px){
  .footer-left {
    flex: 1 1 0px;
    margin-bottom: 20px;
    text-align: center; /* ロゴ文字も中央寄せ */
  }
  .footer-content {
    flex-direction: column;
    align-items: center; /* モバイルも中央寄せ */
  }

  .footer-links {
    flex-direction: column;
    width: 100%;
    align-items: center;
    flex: 2 1 0px;
  }
  .link-column {
    margin-bottom: 15px;
    text-align: center; /* モバイルも中央 */
  }
}