/* 全局样式 */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f8f9fa;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* 标题样式 */
.page-header {
  border-bottom: 2px solid #007bff;
  margin-bottom: 30px;
  padding-bottom: 10px;
}

.page-header h1 {
  color: #007bff;
  font-weight: 600;
}

/* 表单样式 */
.form-control {
  border-radius: 4px;
  border: 1px solid #ced4da;
  padding: 10px 15px;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
  border-color: #80bdff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
  background-color: #007bff;
  border-color: #007bff;
  padding: 10px 20px;
  font-weight: 500;
  transition: all 0.2s ease-in-out;
}

.btn-primary:hover {
  background-color: #0069d9;
  border-color: #0062cc;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 热榜样式 */
#hotlist {
  list-style-type: none;
  padding-left: 0;
}

#hotlist li {
  padding: 10px 15px;
  border-bottom: 1px solid #eee;
  transition: background-color 0.2s;
}

#hotlist li:hover {
  background-color: #f1f8ff;
}

#hotlist a {
  color: #0366d6;
  text-decoration: none;
}

#hotlist a:hover {
  text-decoration: underline;
}

/* 页脚样式 */
.footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #eee;
  color: #6c757d;
}

.footer a {
  color: #007bff;
  font-weight: 500;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 24px;
  }
  
  .form-group {
    margin-bottom: 15px;
  }
}