/**
 * v1.0.0 | GPL-2.0 license 
 * emial：yuncat@email.lwcat.cn
 */
:root {
  --primary-color: #1E9FFF;
  --success-color: #5FB878;
}
body { 
  background: #f8f8f8; 
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.container-wrapper {
  flex: 1;
  padding: 20px 0;
}
.main-title {
  text-align: center;
  padding: 30px 0;
  color: var(--primary-color);
  font-size: 28px;
  letter-spacing: 2px;
}
.card-wrapper {
  max-width: 600px;
  margin: 0 auto;
  transition: all 0.3s;
}
.layui-card {
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
  margin-bottom: 20px;
}
.layui-card-header {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  border-bottom: 1px solid #eee;
}
.qrcode-container {
  position: relative;
  margin: 20px 0;
  transition: all 0.3s;
}
.qrcode-toggle {
  display: block;
  text-align: center;
  color: var(--primary-color);
  cursor: pointer;
  margin: 10px 0;
}
.code-badge {
  display: none;
  background: var(--success-color);
  color: #fff;
  padding: 8px 15px;
  border-radius: 4px;
  font-size: 16px;
  margin: 15px auto;
  width: fit-content;
}
#fileSection { display: none; }
@media (max-width: 768px) {
  .container-wrapper { padding: 10px; }
  .main-title { font-size: 24px; }
}