/* 全局样式 */
:root {
  --primary-color: #6e48aa;
  --secondary-color: #9d50bb;
  --text-color: #333;
  --bg-color: #f9f9f9;
  --card-bg: #fff;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

header h1 {
  font-size: 2.5rem;
  margin: 0;
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

header p {
  color: #666;
  font-weight: 300;
}
header p a {
  text-decoration: none;
  color: #6e48aa;
}

/* 搜索栏 */
.search-bar {
  display: flex;
  align-items: center;
  max-width: 500px;
  margin: 0 auto 2rem;
  padding: 0.5rem 1rem;
  background: white;
  border-radius: 50px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.search-bar input {
  flex: 1;
  border: none;
  outline: none;
  padding: 0.5rem;
  font-size: 1rem;
}

.search-bar i {
  color: var(--primary-color);
  margin-left: 0.5rem;
}

/* 应用卡片网格 */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.app-card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.app-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.app-card h2 {
  margin: 0 0 0.5rem;
  color: var(--primary-color);
}

.app-card p {
  color: #666;
  margin: 0 0 1rem;
}

.app-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.app-card .tag {
  background: #f0e6ff;
  color: var(--primary-color);
  padding: 0.3rem 0.6rem;
  border-radius: 20px;
  font-size: 0.8rem;
}

.app-card a {
  display: inline-block;
  margin-top: 1rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.app-card a:hover {
  text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .app-grid {
    grid-template-columns: 1fr;
  }
}