.hero.hero-v2 {
  display: block;
  position: relative;
  height: 560px;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 82% 18%, rgba(91, 139, 255, .72), transparent 27%),
    radial-gradient(circle at 22% 100%, rgba(0, 100, 255, .48), transparent 34%),
    linear-gradient(135deg, #042dcc 0%, #0639ef 52%, #0749f4 100%);
}

.hero-v2::before,
.hero-v2::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.hero-v2::before {
  inset: 0;
  opacity: .23;
  background-image:
    linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(90deg, transparent 0%, #000 38%, #000 100%);
}

.hero-v2::after {
  width: 44%;
  height: 140%;
  right: -12%;
  top: -22%;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 50%;
  transform: rotate(-18deg);
}

.hero-v2 .hero-orbit {
  position: absolute;
  z-index: -1;
  width: 33vw;
  height: 33vw;
  min-width: 380px;
  min-height: 380px;
  right: 8%;
  top: 50%;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  transform: translateY(-50%);
}

.hero-v2 .hero-stage {
  position: absolute;
  inset: 0;
  display: flex;
  overflow: hidden;
  background: rgba(3, 24, 120, .28);
  box-shadow: none;
}

.hero-v2 .hero-intro {
  position: relative;
  z-index: 3;
  flex: 0 0 43%;
  min-width: 0;
  overflow: hidden;
  padding: 96px 42px 36px;
  color: #fff;
  background: #0639ef;
  clip-path: inset(0 100% 0 0);
  transition:
    flex-basis 820ms cubic-bezier(.22, 1, .36, 1),
    padding 820ms cubic-bezier(.22, 1, .36, 1),
    opacity 360ms ease,
    transform 820ms cubic-bezier(.22, 1, .36, 1),
    clip-path 920ms cubic-bezier(.22, 1, .36, 1);
}

.hero-v2 .hero-intro::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(125deg, rgba(7, 62, 245, .82) 0%, rgba(0, 50, 228, .76) 62%, rgba(0, 79, 243, .8) 100%);
  pointer-events: none;
}

.hero-v2 .hero-intro-video,
.hero-v2 .hero-intro-image {
  position: absolute;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  filter: saturate(.82) contrast(1.04) brightness(.82);
}

.hero-v2 .hero-intro-image {
  transform: scale(1.015);
  transition: transform 1.2s cubic-bezier(.22, 1, .36, 1);
}

.hero-v2:hover .hero-intro-image { transform: scale(1.045); }

.hero-v2 .hero-intro .hero-kicker,
.hero-v2 .hero-intro h1,
.hero-v2 .hero-intro .hero-summary,
.hero-v2 .hero-intro .hero-link-v2 {
  position: relative;
  z-index: 2;
}

/* WebPlus 置顶文章窗口包装层不参与 Hero 排版。 */
.hero-v2 .hero-feature-window,
.hero-v2 .hero-feature-window > div,
.hero-v2 .hero-feature-window [frag="窗口内容"],
.hero-v2 .hero-feature-window [id^="wp_news_w19"] {
  display: contents;
}

.hero-v2 .hero-intro > .hero-index {
  z-index: 2;
}

.hero-v2.hero-ready .hero-intro {
  clip-path: inset(0 0 0 0);
}

.hero-v2 .hero-kicker {
  display: inline-block;
  margin-bottom: 30px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 480ms ease 260ms, transform 660ms cubic-bezier(.22, 1, .36, 1) 260ms;
}

.hero-v2.hero-ready .hero-kicker {
  opacity: .72;
  transform: translateY(0);
}

.hero-v2 h1 {
  max-width: 460px;
  margin: 0;
  font-size: clamp(34px, 3.15vw, 50px);
  line-height: 1.14;
  letter-spacing: -.045em;
  white-space: normal;
}

.hero-v2 h1 > a {
  display: -webkit-box;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.hero-v2 .hero-title-line {
  display: block;
  overflow: hidden;
}

.hero-v2 .hero-title-line em {
  display: block;
  font-style: normal;
  transform: translateY(112%);
  transition: transform 820ms cubic-bezier(.22, 1, .36, 1) 300ms;
}

.hero-v2 .hero-title-line:nth-child(2) em {
  transition-delay: 390ms;
}

.hero-v2.hero-ready .hero-title-line em {
  transform: translateY(0);
}

.hero-v2 .hero-summary {
  display: -webkit-box;
  overflow: hidden;
  margin: 26px 0 24px;
  max-width: 390px;
  font-size: 15px;
  line-height: 1.85;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 560ms ease 560ms, transform 720ms cubic-bezier(.22, 1, .36, 1) 560ms;
}

.hero-v2.hero-ready .hero-summary {
  opacity: .82;
  transform: translateY(0);
}

.hero-v2 .hero-link-v2 {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  padding: 10px 0;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 480ms ease 700ms, transform 660ms cubic-bezier(.22, 1, .36, 1) 700ms;
}

.hero-v2.hero-ready .hero-link-v2 {
  opacity: 1;
  transform: translateY(0);
}

.hero-v2 .hero-link-v2 i {
  position: relative;
  font-size: 21px;
  font-style: normal;
  transition: transform 420ms cubic-bezier(.22, 1, .36, 1);
}

.hero-v2 .hero-link-v2:hover i,
.hero-v2 .hero-link-v2:focus-visible i {
  transform: translateX(7px);
}

.hero-v2 .hero-index {
  position: absolute;
  left: 42px;
  bottom: 31px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  transition: opacity 500ms ease 820ms;
}

.hero-v2.hero-ready .hero-index { opacity: .9; }
.hero-v2 .hero-index b { font-weight: 600; }
.hero-v2 .hero-index em { font-style: normal; opacity: .58; }
.hero-v2 .hero-index span { width: 46px; height: 1px; background: rgba(255,255,255,.55); }

.hero-v2 .hero-gallery {
  position: relative;
  z-index: 2;
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  overflow: hidden;
  background: #0629bb;
  transition: flex-basis 820ms cubic-bezier(.22, 1, .36, 1);
  counter-reset: hero-card;
}

/* WebPlus 会在窗口外注入包装层；让四篇文章仍作为 gallery 的弹性子项。 */
.hero-v2 .hero-gallery-window,
.hero-v2 .hero-gallery-window > [frag="窗口内容"],
.hero-v2 .hero-gallery-window [id^="wp_news_w20"],
.hero-v2 .hero-gallery-window > div:not(.hero-card),
.hero-v2 .hero-gallery-window > div:not(.hero-card) > div {
  display: contents;
}

.hero-v2 .hero-card {
  position: relative;
  flex: 0 0 42%;
  min-width: 0;
  overflow: hidden;
  color: #fff;
  border-left: 1px solid rgba(255,255,255,.28);
  opacity: 0;
  transform: translateX(72px);
  transition:
    flex-basis 720ms cubic-bezier(.22, 1, .36, 1),
    opacity 540ms ease,
    transform 820ms cubic-bezier(.22, 1, .36, 1);
  counter-increment: hero-card;
}

.hero-v2.hero-ready .hero-card { opacity: 1; transform: translateX(0); }
.hero-v2.hero-ready .hero-card:nth-child(1) { transition-delay: 390ms, 360ms, 360ms; }
.hero-v2.hero-ready .hero-card:nth-child(2) { transition-delay: 390ms, 470ms, 470ms; }
.hero-v2.hero-ready .hero-card:nth-child(3) { transition-delay: 390ms, 580ms, 580ms; }
.hero-v2.hero-ready .hero-card:nth-child(4) { transition-delay: 390ms, 690ms, 690ms; }

.hero-v2 .hero-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.82) brightness(.92);
  transform: scale(1.015);
  transition: transform 900ms cubic-bezier(.22, 1, .36, 1), filter 500ms ease;
}
.hero-v2 .hero-card video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(.82) brightness(.92);
}

.hero-v2 .hero-card-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 8, 40, .05) 28%, rgba(0, 14, 68, .88) 100%);
  transition: opacity 500ms ease;
}

.hero-v2 .hero-card-no {
  position: absolute;
  top: 22px;
  left: 21px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .08em;
  opacity: .82;
}

.hero-v2 .hero-card-no::before {
  content: counter(hero-card, decimal-leading-zero);
}

.hero-v2 .hero-card-copy {
  position: absolute;
  left: 21px;
  right: 18px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-v2 .hero-card-copy strong {
  position: relative;
  padding-bottom: 10px;
  font-size: 24px;
  line-height: 1.1;
  display: -webkit-box;
  overflow: hidden;
  white-space: normal;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.hero-v2 .hero-card-copy strong::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 3px;
  width: 0;
  height: 1px;
  background: #fff;
  transition: width 620ms cubic-bezier(.22, 1, .36, 1);
}

.hero-v2 .hero-card-copy em {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 11px;
  font-style: normal;
  font-weight: 600;
  letter-spacing: .09em;
  opacity: .7;
}

.hero-v2 .hero-card-copy small {
  display: block;
  max-width: 230px;
  min-height: 44px;
  margin-top: 9px;
  font-size: 14px;
  line-height: 1.55;
  opacity: 0;
  clip-path: inset(0 100% 0 0);
  transition: opacity 300ms ease 80ms, clip-path 620ms cubic-bezier(.22, 1, .36, 1) 80ms;
}

.hero-v2 .hero-card-copy small[hidden] { display: none; }

.hero-v2 .hero-gallery:has(.hero-card:hover) .hero-card:not(:hover) { flex-basis: 38%; }
.hero-v2 .hero-gallery .hero-card:hover { flex-basis: 50%; }
.hero-v2 .hero-card:hover img { transform: scale(1.055); filter: saturate(1) brightness(1); }
.hero-v2 .hero-card:hover .hero-card-shade { opacity: .86; }
.hero-v2 .hero-card:hover .hero-card-copy strong::after { width: 100%; }
.hero-v2 .hero-card:hover .hero-card-copy small { opacity: .88; clip-path: inset(0 0 0 0); }

.hero-v2 .hero-toggle {
  position: absolute;
  z-index: 8;
  right: 22px;
  top: 50%;
  width: 52px;
  height: 52px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 12px 30px rgba(0, 18, 90, .24);
  transform: translateY(-50%) scale(0);
  cursor: pointer;
  transition: transform 620ms cubic-bezier(.22, 1, .36, 1), background-color 300ms ease;
}

.hero-v2.hero-ready .hero-toggle { transform: translateY(-50%) scale(1); transition-delay: 900ms, 0ms; }

.hero-v2 .hero-toggle span,
.hero-v2 .hero-toggle span::before,
.hero-v2 .hero-toggle span::after {
  position: absolute;
  display: block;
}

.hero-v2 .hero-toggle span {
  width: 17px;
  height: 1px;
  left: 17px;
  top: 26px;
  background: #111;
  transition: transform 620ms cubic-bezier(.22, 1, .36, 1), background-color 300ms ease;
}

.hero-v2 .hero-toggle span::before,
.hero-v2 .hero-toggle span::after {
  content: "";
  width: 7px;
  height: 1px;
  right: -1px;
  background: #111;
  transform-origin: right center;
  transition: background-color 300ms ease;
}

.hero-v2 .hero-toggle span::before { transform: rotate(45deg); }
.hero-v2 .hero-toggle span::after { transform: rotate(-45deg); }
.hero-v2 .hero-toggle:hover,
.hero-v2 .hero-toggle:focus-visible { background: #073ef5; transform: translateY(-50%) scale(1.08); }
.hero-v2 .hero-toggle:hover span,
.hero-v2 .hero-toggle:hover span::before,
.hero-v2 .hero-toggle:hover span::after,
.hero-v2 .hero-toggle:focus-visible span,
.hero-v2 .hero-toggle:focus-visible span::before,
.hero-v2 .hero-toggle:focus-visible span::after { background: #fff; }

.hero-v2.hero-expanded .hero-intro {
  flex-basis: 0;
  padding-left: 0;
  padding-right: 0;
  opacity: 0;
  transform: translateX(-34px);
  pointer-events: none;
}

.hero-v2.hero-expanded .hero-card { flex-basis: 25%; transition-delay: 0ms; }
.hero-v2.hero-expanded .hero-gallery:has(.hero-card:hover) .hero-card:not(:hover) { flex-basis: 23%; }
.hero-v2.hero-expanded .hero-gallery .hero-card:hover { flex-basis: 31%; }
.hero-v2.hero-expanded .hero-toggle span { transform: rotate(180deg); }

@media (max-width: 1100px) {
  .hero-v2 .hero-stage { inset: 0; }
  .hero-v2 .hero-intro { flex-basis: 45%; padding-inline: 30px; }
  .hero-v2 h1 { font-size: 39px; }
  .hero-v2 .hero-index { left: 30px; }
  .hero-v2 .hero-card { flex-basis: 48%; }
  .hero-v2 .hero-card-copy strong { font-size: 21px; }
}

@media (max-width: 760px) {
  .hero.hero-v2 { height: auto; min-height: 790px; }
  .hero-v2 .hero-stage { position: relative; inset: auto; margin: 0; min-height: 790px; flex-direction: column; }
  .hero-v2 .hero-intro { flex: 0 0 auto; width: 100%; min-height: 380px; padding: 42px 24px 56px; }
  .hero-v2 h1 { font-size: 36px; white-space: normal; }
  .hero-v2 .hero-summary { margin-top: 20px; font-size: 14px; }
  .hero-v2 .hero-index { left: 24px; bottom: 22px; }
  .hero-v2 .hero-gallery { flex: 1 1 378px; min-height: 378px; overflow-x: auto; scroll-snap-type: x mandatory; }
  .hero-v2 .hero-card,
  .hero-v2 .hero-gallery:has(.hero-card:hover) .hero-card:not(:hover),
  .hero-v2 .hero-gallery .hero-card:hover { flex: 0 0 76%; scroll-snap-align: start; }
  .hero-v2 .hero-toggle { display: none; }
  .hero-v2 .side-word { display: none; }
  .hero-v2 .hero-card-copy small { opacity: .82; clip-path: inset(0); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-v2 .hero-intro-video { display: none; }

  .hero-v2 *,
  .hero-v2 *::before,
  .hero-v2 *::after { animation: none !important; transition-duration: 1ms !important; transition-delay: 0ms !important; }
  .hero-v2 .hero-intro { clip-path: inset(0); }
  .hero-v2 .hero-kicker,
  .hero-v2 .hero-summary,
  .hero-v2 .hero-link-v2,
  .hero-v2 .hero-index,
  .hero-v2 .hero-card { opacity: 1; transform: none; }
  .hero-v2 .hero-title-line em { transform: none; }
  .hero-v2 .hero-toggle { transform: translateY(-50%) scale(1); }
}