/**
 * RSS 订阅显示样式
 */

.rss-feed-container {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  animation: fadeIn 0.6s ease-out;
}

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

/* RSS 头部 */
.rss-feed-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid rgba(0, 0, 0, 0.1);
}

.rss-feed-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.8rem;
  font-weight: 700;
  color: #2c3e50;
}

.rss-feed-title i {
  color: #f39c12;
}

.rss-feed-meta {
  display: flex;
  gap: 15px;
  font-size: 0.9rem;
  color: #7f8c8d;
}

/* 文章列表 */
.rss-articles-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 25px;
}

/* 文章卡片 */
.rss-article {
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  animation: slideIn 0.5s ease-out;
  border-left: 4px solid #3498db;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.rss-article:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* 文章头部 */
.article-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  font-size: 0.85rem;
}

.article-category {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.75rem;
}

.article-date {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #95a5a6;
}

.article-date i {
  font-size: 0.8rem;
}

/* 文章标题 */
.article-title {
  margin: 12px 0;
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.4;
}

.article-title a {
  color: #2c3e50;
  text-decoration: none;
  transition: color 0.3s ease;
}

.article-title a:hover {
  color: #3498db;
}

/* 文章描述 */
.article-description {
  color: #576574;
  line-height: 1.6;
  margin-bottom: 15px;
  font-size: 0.95rem;
}

/* 文章底部 */
.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid #ecf0f1;
}

.article-author {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #7f8c8d;
  font-size: 0.85rem;
}

.article-author i {
  color: #95a5a6;
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #3498db;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.read-more-link:hover {
  color: #2980b9;
  transform: translateX(3px);
}

/* RSS 底部 */
.rss-feed-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  border-top: 2px solid rgba(0, 0, 0, 0.1);
}

.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #3498db;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.view-all-link:hover {
  color: #2980b9;
  transform: translateX(3px);
}

.rss-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: linear-gradient(135deg, #f39c12 0%, #e74c3c 100%);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.rss-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 加载状态 */
.rss-loading,
.rss-error,
.rss-empty {
  text-align: center;
  padding: 40px 20px;
  color: #7f8c8d;
}

.rss-loading i,
.rss-error i,
.rss-empty i {
  font-size: 3rem;
  margin-bottom: 15px;
}

.rss-loading i {
  color: #3498db;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.rss-error i {
  color: #e74c3c;
}

.rss-empty i {
  color: #95a5a6;
}

.rss-error span,
.rss-empty span {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 15px;
}

.rss-empty p {
  font-size: 0.9rem;
  color: #95a5a6;
}

.retry-btn {
  padding: 10px 25px;
  background: #3498db;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.retry-btn:hover {
  background: #2980b9;
  transform: translateY(-2px);
}

/* RSS 订阅按钮 */
.rss-subscribe-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 25px;
  background: linear-gradient(135deg, #f39c12 0%, #e74c3c 100%);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.rss-subscribe-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .rss-feed-container {
    padding: 20px;
  }

  .rss-feed-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .rss-feed-title {
    font-size: 1.5rem;
  }

  .rss-feed-meta {
    flex-direction: column;
    gap: 5px;
  }

  .article-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .article-title {
    font-size: 1.2rem;
  }

  .article-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .rss-feed-footer {
    flex-direction: column;
    gap: 15px;
    align-items: flex-start;
  }

  .view-all-link,
  .rss-link {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .rss-feed-container {
    padding: 15px;
  }

  .rss-feed-title {
    font-size: 1.3rem;
  }

  .rss-article {
    padding: 15px;
  }

  .article-title {
    font-size: 1.1rem;
  }

  .article-description {
    font-size: 0.9rem;
  }
}

/* 暗色模式适配 */
.dark-mode .rss-feed-container {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.dark-mode .rss-article {
  background: rgba(255, 255, 255, 0.05);
  border-left-color: #4a90e2;
}

.dark-mode .article-title a {
  color: #ecf0f1;
}

.dark-mode .article-title a:hover {
  color: #4a90e2;
}

.dark-mode .article-description {
  color: #bdc3c7;
}

.dark-mode .article-date,
.dark-mode .article-author {
  color: #95a5a6;
}

.dark-mode .rss-feed-title {
  color: #ecf0f1;
}

.dark-mode .rss-feed-footer {
  border-top-color: rgba(255, 255, 255, 0.1);
}

/* 动画优化 */
@media (prefers-reduced-motion: reduce) {
  .rss-feed-container,
  .rss-article {
    animation: none;
  }
}