* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  background-color: #f8f9fa;
  color: #212529;
  line-height: 1.6;
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
}

/* 主页面音乐平铺网格 */
.music-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

/* 音乐卡片样式 */
.music-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.music-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

/* 封面固定17:12比例，核心要求 */
.cover-container {
  width: 100%;
  aspect-ratio: 17 / 12;
  overflow: hidden;
}

.cover-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cover-link {
  display: block;
  text-decoration: none;
}

/* 卡片信息区域 */
.card-info {
  padding: 12px 14px;
}

.card-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  color: #111;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-info p {
  font-size: 13px;
  color: #666;
  margin: 2px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 子页面详情样式 */
.music-detail {
  max-width: 800px;
  margin: 40px auto;
  background: white;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.detail-cover {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 17 / 12;
  border-radius: 12px;
  overflow: hidden;
  margin: 0 auto 30px;
}

.detail-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-info h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  color: #111;
  text-align: center;
}

.info-row {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
  font-size: 16px;
}

.info-row label {
  width: 100px;
  font-weight: 600;
  color: #444;
  flex-shrink: 0;
}

.info-row span {
  color: #666;
  flex: 1;
}

/* 下载按钮样式 */
.download-btn-container {
  margin-top: 40px;
  text-align: center;
}

.download-btn {
  display: inline-block;
  padding: 14px 40px;
  background-color: #2563eb;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  transition: background-color 0.2s ease;
}

.download-btn:hover {
  background-color: #1d4ed8;
}

/* 返回按钮 */
.back-btn {
  display: inline-block;
  margin-bottom: 20px;
  color: #2563eb;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}

.back-btn:hover {
  text-decoration: underline;
}

/* 手机端适配 */
@media (max-width: 768px) {
  body {
    padding: 12px;
  }
  .music-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
  }
  .music-detail {
    padding: 20px;
    margin: 20px auto;
  }
  .detail-info h1 {
    font-size: 22px;
  }
  .info-row {
    font-size: 14px;
  }
  .info-row label {
    width: 80px;
  }
}
/* 筛选栏样式 */
.filter-container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 20px 0;
  align-items: center;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-select {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  color: #333;
  background-color: white;
}

.reset-btn {
  padding: 8px 16px;
  border: 1px solid #ddd;
  border-radius: 6px;
  background-color: white;
  color: #2563eb;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.reset-btn:hover {
  background-color: #f0f7ff;
  border-color: #2563eb;
}

/* 移动端筛选栏适配 */
@media (max-width: 768px) {
  .filter-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .filter-item {
    width: 100%;
  }
  .filter-select {
    flex: 1;
    width: 100%;
  }
  .reset-btn {
    width: 100%;
  }
}