.footer-column {
  flex: 1 1 200px;
  min-width: 160px;
}


/* 手機版調整 */
@media (max-width: 768px) {
  .footer-column {
    flex: 1 1 100%;
    min-width: auto;
    height: auto;
    margin-bottom: 16px; /* 區塊間留間距，可依需求調整 */
  }

  .footer-column:last-child {
    margin-bottom: 0;
  }
}


/* 標題 */
.footer-column h4 {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 12px;
  color: #666;
}

.footer-case-studies li {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 4px;
  color: #666;
}

/* CASE STUDIES 專屬 – 符號樣式 */
.footer-case-studies li {
  padding-left: 0.7em;
  position: relative;
}

.footer-case-studies li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: #666;
}



.footer-column h4 a {
  position: relative;
  color: #333;
  text-decoration: none;
  font-size: 14px;
}

.footer-column h4 a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 1px;
  background-color: #666;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.footer-column h4 a:hover::after {
  transform: scaleX(1);
}




.footer-case-studies li a {
  position: relative;
  color: #666;
  text-decoration: none;
  font-size: 14px;
}

.footer-case-studies li a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 1px;
  background-color: #666;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.footer-case-studies li a:hover::after {
  transform: scaleX(1);
}