.loading-container {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(180deg, #f7f8f7 0%, #ffffff 48%, #f3f6f5 100%);
  color: #1a1a1a;
  font-family:
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    "Helvetica Neue",
    Arial,
    sans-serif;
  -webkit-font-smoothing: antialiased;
}

.loading-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.loading-logo {
  display: block;
  width: 200px;
  max-width: 56vw;
  height: auto;
  aspect-ratio: 460 / 150;
  object-fit: contain;
}

.loading-divider {
  width: 28px;
  height: 2px;
  margin: 4px 0 0;
  background: var(--primary-color, #52c4a0);
}

.loading-subtitle {
  margin: 0;
  color: #5c5c5c;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.28em;
  text-indent: 0.28em;
}

.loading-progress {
  position: relative;
  width: 160px;
  height: 2px;
  margin-top: 36px;
  overflow: hidden;
  background: rgba(17, 17, 17, 0.08);
  border-radius: 1px;
}

.loading-progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  background: var(--primary-color, #52c4a0);
  border-radius: 1px;
  animation: loadingSlide 1.2s ease-in-out infinite;
}

.loading-hint {
  margin: 18px 0 0;
  color: #8a8a8a;
  font-size: 12px;
  letter-spacing: 0.08em;
}

@keyframes loadingSlide {
  0% {
    transform: translateX(-120%);
  }
  100% {
    transform: translateX(350%);
  }
}