/* ========================================
   浮動聯絡區塊樣式
   ======================================== */

/* ===== 桌面版（右側垂直四格） ===== */
.sticky-contact {
  position: fixed;
  right: 0px;
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-index-fixed);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  background: #276976;
}
.sticky-contact-line{
    border-top:1px solid #FFF;
    width:50px;
    height:1px;
    margin:0px 10px;
}

.sticky-contact-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  background: #276976;
  color: var(--color-text-white);
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.sticky-contact-item i {
  font-size: 24px;
  margin-bottom: 4px;
  transition: transform var(--transition-base);
}

.sticky-contact-item .contact-label {
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  text-align: center;
  line-height: var(--line-height-tight);
}

/* Hover 效果（桌面版） */
@media (min-width: 768px) {
  .sticky-contact-item:hover {
    box-shadow: -4px 0 12px rgba(0, 0, 0, 0.2);
  }
  
  .sticky-contact-item:hover i {
    transform: scale(1.2);
  }
  
  .sticky-contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: left var(--transition-base);
  }
  
  .sticky-contact-item:hover::before {
    left: 0;
  }
}

/* ===== 手機版（底部水平滿版） ===== */
@media (max-width: 767px) {
  .sticky-contact {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    top: auto;
    transform: none;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 0;
    border-radius: 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  }
  
  .sticky-contact-line {
    display: none; /* 手機版隱藏分隔線 */
  }
  
  .sticky-contact-item {
    flex: 1;
    width: auto;
    height: 60px;
    border-radius: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  .sticky-contact-item:last-child {
    border-right: none;
  }
  
  .sticky-contact-item i {
    font-size: 20px;
    margin-bottom: 2px;
    display: block;
  }
  
  .sticky-contact-item .contact-label {
    font-size: 10px;
    text-align: center;
    display: block;
  }
  
  /* 點擊效果（手機版） */
  .sticky-contact-item:active {
    background: rgba(0, 0, 0, 0.1);
    transform: scale(0.95);
  }
}

/* ===== 平板版調整 ===== */
@media (min-width: 768px) and (max-width: 1023px) {
  .sticky-contact {
    right: 0px;
  }
  
  .sticky-contact-item {
    width: 60px;
    height: 60px;
  }
  
  .sticky-contact-item i {
    font-size: 20px;
  }
  
  .sticky-contact-item .contact-label {
    font-size: 10px;
  }
}