/* ==================== 通用横幅组件（配合 view/common/_banner.html） ==================== */
.page-banner {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #000;
  display: block;
  text-decoration: none;
  color: inherit;
}
/* PC：大图高度不超过浏览器视口高度（超高横幅图由容器裁切底部，低比例图不受影响） */
@media (min-width: 861px) {
  .page-banner {
    max-height: 100vh;
  }
}
.page-banner-img {
  display: block;
  width: 100%;
  height: auto;
}
.page-banner-link .page-banner-img {
  transition: transform 0.6s ease;
}
.page-banner-link:hover .page-banner-img {
  transform: scale(1.03);
}

/* PC：文字在图片左上角 */
.page-banner-text {
  position: absolute;
  left: 50px;
  top: 50px;
  max-width: 620px;
}
.pb-title {
  margin: 0 0 14px 0;
  font-size: var(--banner-title-main-fs-p);
  line-height: 1.2;
  letter-spacing: 1px;
}
.pb-sub {
  font-family: "SourceHanSans-ExtraLight";
  margin: 0;
  font-size: var(--banner-title-sub-fs-p);
  letter-spacing: 1px;
  line-height: 1.7;
  opacity: 0.92;
}

/* 手机(≤860px)：文字在图片下方居中，标题两侧加横线 */
@media (max-width: 860px) {
  .page-banner-text {
    left: 24px;
    right: 24px;
    top: auto;
    bottom: 50px;
    transform: none;
    max-width: none;
    text-align: center;
  }
  .pb-title {
    margin: 0 0 10px 0;
    font-size: var(--banner-title-main-fs-m);
    letter-spacing: 2px;
  }
  .pb-sub {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: var(--banner-title-sub-fs-m);
    line-height: 1.6;
  }
  .pb-sub::before,
  .pb-sub::after {
    content: "";
    width: 28px;
    height: 1px;
    background: currentColor;
    opacity: 0.7;
  }
}

/* 滚动进入动画 */
.pb-title,
.pb-sub {
  transform: translateY(30px);
  opacity: 0;
  transition:
    transform 0.7s ease,
    opacity 0.7s ease;
}
.page-banner.in-view .pb-title {
  transform: translateY(0);
  opacity: 1;
  transition-delay: 0.2s;
}
.page-banner.in-view .pb-sub {
  transform: translateY(0);
  opacity: 0.92;
  transition-delay: 0.4s;
}