* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

* {
  -webkit-tap-highlight-color: transparent;
  /* 顺手优化长按菜单（需要可跳过） */
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}
body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  padding-bottom: env(safe-area-inset-bottom);
}
/* 在 :root 中定义全局变量，方便复用 */
:root {
    --safe-area-inset-top: env(safe-area-inset-top, 0px);
    --safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);
}
/* 1. 为页面主体添加安全区内边距 */
body {
    padding-top: var(--safe-area-inset-top);
    padding-bottom: var(--safe-area-inset-bottom);
}


.loading-overlay,
.error-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.loading-content,
.error-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px;
  background: #1a1a1a;
  border-radius: 12px;
  border: 1px solid #2c2c2c;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(245, 166, 35, 0.2);
  border-top-color: #f5a623;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text,
.error-text {
  font-size: 14px;
  color: #fff;
}

.error-icon {
  width: 40px;
  height: 40px;
  background: #ff4444;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: bold;
  color: #fff;
}

.error-retry {
  padding: 10px 24px;
  background: linear-gradient(135deg, #f5a623, #ff6b35);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.error-retry:hover {
  opacity: 0.9;
}

.error-retry:active {
  transform: scale(0.98);
}