/* 메인 탭 스타일 */
.main-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px;
  background-color: #f5f5f5;
  border-radius: 8px;
  margin-bottom: 20px;
}

.main-tabs .tab {
  padding: 12px 24px;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.main-tabs .tab.highlight {
  background-color: #ff6b6b;
  color: white;
  border-color: #ff5252;
  font-weight: 600;
  animation: pulse 2s infinite;
  box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
}

.main-tabs .tab.highlight:hover {
  background-color: #ff5252;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(255, 107, 107, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
  }
}

.main-tabs .tab:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

.main-tabs .tab.active {
  background-color: #007bff;
  color: white;
  border-color: #0056b3;
}

/* 모바일용 셀렉트박스 스타일 */
.mobile-category-select {
  display: none;
  width: 100%;
  padding: 12px;
  margin: 20px 0;
  border: 1px solid #ddd;
  border-radius: 6px;
  background-color: #fff;
  font-size: 16px;
  color: #333;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
}

.mobile-category-select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0,123,255,0.25);
}

.mobile-category-select option.highlight-option {
  background-color: #ff6b6b;
  color: white;
  font-weight: 600;
}

/* 카테고리 섹션 스타일 */
.category-section {
  display: none;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.category-section.active {
  display: block;
}

/* 플랫폼 그리드 스타일 */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
  padding: 20px 0;
}

/* 플랫폼 카드 스타일 */
.platform-card {
  background-color: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.platform-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.platform-header {
  padding: 20px;
  background-color: #f8f9fa;
  border-bottom: 1px solid #e0e0e0;
}

.platform-header h3 {
  margin: 0;
  font-size: 1.3em;
  color: #333;
}

.platform-content {
  padding: 20px;
}

.platform-description {
  margin: 0 0 20px 0;
  color: #666;
  line-height: 1.6;
  font-size: 0.95em;
}

.platform-link {
  display: inline-block;
  padding: 10px 20px;
  background-color: #007bff;
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 500;
  transition: background-color 0.3s ease;
  text-align: center;
  width: 100%;
  box-sizing: border-box;
}

.platform-link:hover {
  background-color: #0056b3;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  .main-tabs {
    display: none;
  }

  .mobile-category-select {
    display: block;
  }

  .platform-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 10px;
  }

  .platform-card {
    margin: 0;
  }

  .platform-header {
    padding: 15px;
  }

  .platform-content {
    padding: 15px;
  }

  .platform-link {
    padding: 8px 16px;
    font-size: 14px;
  }
}