/* 線上英文 SEO 優化區塊樣式 */

/* Benefit Cards */
.benefit-card {
  background: #fff;
  border-radius: 12px;
  padding: 30px 25px;
  height: 100%;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-top: 3px solid #667eea;
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
}

.benefit-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.benefit-card:hover .benefit-icon {
  transform: scale(1.1) rotate(5deg);
}

.benefit-icon i {
  font-size: 28px;
  color: #fff;
}

.benefit-title {
  font-size: 20px;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 15px;
}

.benefit-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 0;
}

/* SEO List Numbered */
.seo-list-numbered {
  padding-left: 20px;
  margin-bottom: 20px;
}

.seo-list-numbered li {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 15px;
  color: #444;
}

.seo-list-numbered li strong {
  color: #667eea;
  font-weight: 600;
}

/* Alert Info 優惠區塊 */
.alert-info h5 {
  font-size: 20px;
  font-weight: 600;
}

.alert-info p {
  font-size: 15px;
  line-height: 1.6;
  color: #444;
}

/* 響應式設計 */
@media (max-width: 991px) {
  .benefit-card {
    padding: 25px 20px;
    margin-bottom: 20px;
  }

  .benefit-title {
    font-size: 18px;
  }

  .benefit-desc {
    font-size: 14px;
  }

  .seo-list-numbered li {
    font-size: 14px;
    margin-bottom: 12px;
  }

  .alert-info .col-md-4 {
    margin-top: 15px;
  }
}

@media (max-width: 767px) {
  .benefit-icon {
    width: 50px;
    height: 50px;
  }

  .benefit-icon i {
    font-size: 24px;
  }

  .benefit-title {
    font-size: 17px;
  }

  .benefit-desc {
    font-size: 14px;
  }

  .alert-info h5 {
    font-size: 18px;
  }

  .alert-info p {
    font-size: 14px;
  }
}

/* SEO Content Enhancement */
.seo-content h3.seo-subtitle {
  font-size: 26px;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 20px;
  line-height: 1.4;
}

.seo-content h4 {
  font-size: 22px;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 15px;
}

.seo-content p {
  font-size: 16px;
  line-height: 1.8;
  color: #444;
  margin-bottom: 15px;
}

.seo-content strong {
  color: #667eea;
  font-weight: 600;
}

/* Border Top for Section Division */
.border-top {
  border-top: 2px solid #e8ecff !important;
  padding-top: 40px;
}