page {
  --app-viewport-height: 100vh;
  --app-safe-top: env(safe-area-inset-top, 0px);
  --app-safe-bottom: env(safe-area-inset-bottom, 0px);
  --app-touch-min: 44px;
  background: $paper;
  color: $ink;
  font-family: "STKaiti", "KaiTi", serif
}

@supports (height: 100dvh) {
  page {
    --app-viewport-height: 100dvh;
  }
}

view:not(.page-header-slot):has(> .page-header-slot) {
  position: relative;
  z-index: 31;
}

.page-shell {
  min-height: 100vh;
  box-sizing: border-box;
  background: $paper;
}

.paper-card {
  background: $paper-white;
  border: 1rpx solid $gold-soft;
  border-radius: 24rpx;
  box-sizing: border-box;
}

.section-title {
  color: $ink;
  font-size: 34rpx;
  font-weight: 700;
  letter-spacing: 2rpx;
}

.muted-copy {
  color: $ink-muted;
  font-size: 26rpx;
  line-height: 1.7;
}

.primary-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92rpx;
  border: 0;
  border-radius: 14rpx;
  background: $brand-red;
  color: #fff8ec;
  font-size: 31rpx;
  font-weight: 700;
  letter-spacing: 3rpx;
}

.secondary-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 88rpx;
  border: 1rpx solid $gold;
  border-radius: 14rpx;
  background: transparent;
  color: $brand-red;
  font-size: 29rpx;
  font-weight: 600;
}

// 认证页的视觉由现有卷轴与文字类负责；这里是原生 button 的唯一重置 owner。
// 保留可见焦点环，让 H5 键盘用户能确认当前位置，同时不改动 App 触摸态。
.auth-plain-button {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  line-height: normal;
}

.auth-plain-button::after {
  border: 0;
}

.auth-plain-button:focus-visible {
  outline: 2px solid #9f170f;
  outline-offset: 2px;
}

.auth-page.auth-page .auth-plain-button {
  min-width: 48px;
  min-height: 48px;
}

// App 端原生 button 在 disabled 时会自行注入浅色底，认证页的文字按钮不能
// 继承这一默认控件外观。禁用态由各页面的文字颜色表达，不再出现白色方块。
.auth-page.auth-page .auth-plain-button[disabled] {
  background: transparent !important;
  opacity: 1;
}