/* css/interactions.css */
/* 全局交互样式 */

/* 按钮悬停效果 */
.btn-hover-effect {
  position: relative;
  overflow: hidden;
}

.btn-hover-effect::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.5s, height 0.5s;
}

.btn-hover-effect:hover::after {
  width: 300%;
  height: 300%;
}

/* 卡片悬停效果 */
.card-hover {
  transition: transform 0.3s, box-shadow 0.3s;
}

.card-hover:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
  .card-hover:hover {
    transform: translateY(-2px); /* 在移动设备上减小效果 */
  }
}

/* 输入框焦点效果 */
.input-focus-effect {
  transition: border-color 0.3s, box-shadow 0.3s;
}

.input-focus-effect:focus {
  border-color: theme('colors.primary');
  box-shadow: 0 0 0 3px theme('colors.primary.DEFAULT / 0.2');
}

/* 页面过渡效果 */
.page-transition {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 导航链接下划线动画 */
.nav-link-underline {
  position: relative;
}

.nav-link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: theme('colors.primary.DEFAULT');
  transition: width 0.3s;
}

.nav-link-underline:hover::after {
  width: 100%;
}

/* 加载动画 */
.loading-spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}