:root {
  --qc-app-loading-theme: #0ab494;
  --qc-app-loading-bg: #f5f7fa;
  --qc-app-loading-text: #606266;
}

.app-loading,
.loading-mask {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  background-color: var(--qc-app-loading-bg);
  transition: opacity 0.3s ease;
}

.app-loading__content,
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 320px;
  padding: 0 24px;
  box-sizing: border-box;
  text-align: center;
  position: static;
  top: auto;
  margin-top: 0;
}

.app-loading__logo,
.loading-spinner img {
  display: block;
  width: min(200px, 56vw);
  height: auto;
  max-height: 72px;
  object-fit: contain;
}

.app-loading__spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(10, 180, 148, 0.16);
  border-top-color: var(--qc-app-loading-theme);
  border-radius: 50%;
  animation: app-loading-spin 0.8s linear infinite;
}

.app-loading__text,
.loading-spinner .loading-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--qc-app-loading-text);
  letter-spacing: 0.06em;
  font-family: Inter, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
}

@keyframes app-loading-spin {
  to {
    transform: rotate(360deg);
  }
}