/* 统一首屏 banner 层级 页面只覆盖高度与视觉变量 */
.page-banner-page {
  position: relative;
  min-height: var(--page-banner-height, auto);
  overflow: hidden;
}

.page-banner-page .page-banner-page__bg {
  position: absolute;
  /* 允许页面按需关闭顶部 inset */
  inset: var(--page-banner-bg-inset, calc(var(--page-banner-safe-top, 0)) 0 0 0);
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-banner-page .page-banner-page__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: page-banner-image-fadein var(--page-banner-image-fade-duration, 700ms) ease forwards;
}

.page-banner-page .page-banner-page__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--page-banner-overlay, transparent);
}

/* banner 背景图只做一次进入淡入 */
@keyframes page-banner-image-fadein {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-banner-page .page-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--page-banner-height, auto);
  padding-top: calc(var(--page-banner-safe-top, 0px) + var(--page-banner-pad-top, clamp(20px, 4vw, 32px)));
  padding-right: var(--page-banner-pad-inline, clamp(16px, 5vw, 24px));
  padding-bottom: var(--page-banner-pad-bottom, clamp(20px, 4vw, 32px));
  padding-left: var(--page-banner-pad-inline, clamp(16px, 5vw, 24px));
}

.page-banner {
  position: relative;
  width: 100%;
  min-height: 100%;
}

.page-banner__overlay {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 24px;
  color: var(--page-banner-text-color, var(--ui-color-white));
  text-align: center;
}

.page-banner__title {
  margin: 0;
  color: var(--page-banner-title-color, currentColor);
  font-size: var(--page-banner-title-size, var(--font-title-xl));
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: var(--page-banner-title-weight, 400);
}

.page-banner__subtitle {
  margin: 0;
  font-size: var(--page-banner-subtitle-size, var(--font-title-lg));
  color: var(--page-banner-subtitle-color, currentColor);
}