.page-news {
  --news-pc: #17A398;
  --news-mb: #E0A94B;
  --news-mb-ink: #8A5F16;
  --news-track-line: rgba(11, 42, 69, .14);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(148deg, var(--bb-deep) 0%, var(--bb-deep-2) 58%, #10484F 100%);
  color: var(--bb-cream);
  padding: clamp(28px, 4.5vw, 56px) 0 clamp(46px, 7vw, 92px);
  clip-path: polygon(0 0, 100% 0, 100% 93%, 0 100%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% 45%;
  height: 78%;
  background: linear-gradient(200deg, rgba(23, 163, 152, .34), rgba(224, 169, 75, 0) 70%);
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  align-items: center;
}

.page-news .news-hero__crumb {
  margin-bottom: 18px;
}

.page-news .news-hero__crumb .bb-crumbs {
  color: rgba(246, 242, 236, .6);
}

.page-news .news-hero__crumb .bb-crumbs a {
  color: rgba(246, 242, 236, .82);
}

.page-news .news-hero .bb-eyebrow {
  color: var(--bb-teal-soft);
}

.page-news .news-hero h1 {
  margin: 10px 0 18px;
  color: #FFFFFF;
}

.page-news .news-hero .bb-lede {
  color: rgba(246, 242, 236, .84);
  max-width: 58ch;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero .bb-btn--ghost {
  color: var(--bb-cream);
  border-color: rgba(246, 242, 236, .42);
}

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(246, 242, 236, .18);
}

.page-news .news-hero__facts > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-news .news-hero__facts dt {
  font-size: 13px;
  letter-spacing: .06em;
  color: rgba(246, 242, 236, .6);
}

.page-news .news-hero__facts dd {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  color: var(--bb-gold-soft);
}

.page-news .news-hero__figure {
  border: 1px solid rgba(127, 209, 193, .32);
  box-shadow: 0 26px 64px rgba(3, 14, 22, .42);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-hero__figure .bb-figure__caption {
  color: rgba(246, 242, 236, .62);
}

/* ============ 更新速览 ============ */
.page-news .news-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--bb-line);
  counter-reset: brief;
}

.page-news .news-brief__item {
  display: grid;
  gap: 10px 22px;
  padding: 24px 0;
  border-bottom: 1px solid var(--bb-line);
}

.page-news .news-brief__item h3 {
  margin: 0 0 6px;
  font-size: clamp(19px, 2vw, 23px);
  color: var(--bb-deep);
}

.page-news .news-brief__item p {
  margin: 0;
  color: var(--bb-stone);
}

.page-news .news-brief__time {
  font-size: 14px;
  font-weight: 600;
  color: var(--bb-teal-dark);
  padding-top: 4px;
}

.page-news .news-brief__item .bb-tag {
  justify-self: start;
  align-self: start;
}

/* ============ 版本线通用 ============ */
.page-news .news-line__grid {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
  align-items: start;
}

.page-news .news-line__intro h2 {
  margin: 12px 0 16px;
  color: var(--bb-deep);
}

.page-news .news-line__intro p {
  color: var(--bb-stone);
  max-width: 52ch;
}

.page-news .news-line__figure {
  margin-top: 28px;
}

.page-news .news-line__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-line__items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  position: relative;
}

.page-news .news-line__items::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--news-pc), rgba(23, 163, 152, .12));
}

.page-news .news-entry {
  position: relative;
  display: grid;
  gap: 6px 20px;
  padding: 22px 24px 22px 30px;
  border-radius: var(--bb-radius);
  background: var(--bb-surface);
  border: 1px solid var(--bb-line);
  transition: transform .3s var(--bb-ease), box-shadow .3s var(--bb-ease);
}

.page-news .news-entry:hover {
  transform: translateY(-4px);
  box-shadow: var(--bb-shadow);
}

.page-news .news-entry__mark {
  font-family: var(--bb-font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--bb-teal-dark);
}

.page-news .news-entry__body h3 {
  margin: 4px 0 8px;
  font-size: 20px;
  color: var(--bb-deep);
}

.page-news .news-entry__body p {
  margin: 0;
  color: var(--bb-stone);
}

.page-news .news-entry__when {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-family: var(--bb-font-mono);
  color: var(--bb-stone);
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(11, 42, 69, .06);
}

.page-news .news-entry--dark {
  background: linear-gradient(142deg, var(--bb-deep) 0%, var(--bb-deep-2) 100%);
  border-color: transparent;
  color: var(--bb-cream);
}

.page-news .news-entry--dark .news-entry__mark {
  color: var(--bb-teal-soft);
}

.page-news .news-entry--dark .news-entry__body h3 {
  color: #FFFFFF;
}

.page-news .news-entry--dark .news-entry__body p {
  color: rgba(246, 242, 236, .8);
}

.page-news .news-entry--dark .news-entry__when {
  background: rgba(246, 242, 236, .12);
  color: rgba(246, 242, 236, .78);
}

/* ============ 移动端版本线 ============ */
.page-news .news-line--mb {
  background:
    linear-gradient(180deg, rgba(224, 169, 75, .08) 0%, rgba(246, 242, 236, 0) 60%);
}

.page-news .news-versions-wrap {
  display: grid;
  gap: 28px;
}

.page-news .news-group__title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--bb-deep);
  border-bottom: 2px solid rgba(224, 169, 75, .45);
}

.page-news .news-versions {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-version {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 6px 16px;
  align-items: baseline;
  padding: 14px 18px;
  background: var(--bb-cream);
  border-left: 3px solid var(--news-mb);
  border-radius: var(--bb-radius-sm);
  transition: background .25s var(--bb-ease);
}

.page-news .news-version:hover {
  background: rgba(127, 209, 193, .22);
}

.page-news .news-version__no {
  font-family: var(--bb-font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--news-mb-ink);
}

.page-news .news-version__text {
  color: var(--bb-stone);
  font-size: 15px;
}

.page-news .news-version--lead {
  background: linear-gradient(118deg, rgba(224, 169, 75, .2) 0%, rgba(23, 163, 152, .16) 100%);
  border-left-color: var(--bb-gold);
}

.page-news .news-version--lead .news-version__no {
  color: var(--bb-deep);
}

.page-news .news-version--lead .news-version__text {
  color: var(--bb-ink);
}

/* ============ 对照查询 ============ */
.page-news .news-compare {
  background: var(--bb-cream);
}

.page-news .news-compare__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-news .news-compare__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-check {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-check li {
  display: grid;
  gap: 4px;
  padding: 16px 20px;
  background: var(--bb-surface);
  border-radius: var(--bb-radius-sm);
  border-left: 3px solid var(--bb-teal);
}

.page-news .news-check strong {
  color: var(--bb-deep);
  font-size: 16px;
}

.page-news .news-check span {
  color: var(--bb-stone);
  font-size: 15px;
}

.page-news .news-compare__entry {
  margin-top: 24px;
  padding: 20px 22px;
  border-radius: var(--bb-radius);
  background: linear-gradient(120deg, rgba(11, 42, 69, .94), rgba(18, 60, 94, .92));
  color: var(--bb-cream);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}

.page-news .news-compare__entry-text {
  margin: 0;
  color: rgba(246, 242, 236, .86);
  font-size: 15px;
}

.page-news .news-compare__side {
  display: grid;
  gap: 12px;
}

.page-news .news-compare__side-title {
  margin: 0 0 4px;
  font-size: 18px;
  color: var(--bb-deep);
}

.page-news .news-compare__side .bb-btn--light {
  justify-self: start;
  margin-top: 6px;
}

.page-news .news-compare__side .bb-panel__body p {
  margin: 0 0 10px;
  color: var(--bb-stone);
  font-size: 15px;
}

.page-news .news-compare__side .bb-panel__body p:last-child {
  margin-bottom: 0;
}

/* ============ 专题 ============ */
.page-news .news-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-topic {
  padding: 22px 22px 24px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-line);
  border-radius: var(--bb-radius);
  transition: transform .3s var(--bb-ease), border-color .3s var(--bb-ease);
}

.page-news .news-topic:hover {
  transform: translateY(-4px);
  border-color: rgba(23, 163, 152, .5);
}

.page-news .news-topic h3 {
  margin: 14px 0 8px;
  font-size: 19px;
  color: var(--bb-deep);
}

.page-news .news-topic p {
  margin: 0;
  color: var(--bb-stone);
  font-size: 15px;
}

/* ============ 节奏 ============ */
.page-news .news-rhythm {
  background: linear-gradient(126deg, var(--bb-deep) 0%, var(--bb-deep-2) 72%, #0F4A54 100%);
  color: var(--bb-cream);
  position: relative;
  overflow: hidden;
}

.page-news .news-rhythm::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -12%;
  width: 52%;
  height: 180%;
  background: linear-gradient(200deg, rgba(224, 169, 75, .2), rgba(224, 169, 75, 0) 64%);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-news .news-rhythm__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 4vw, 56px);
  align-items: start;
}

.page-news .news-rhythm .bb-eyebrow {
  color: var(--bb-teal-soft);
}

.page-news .news-rhythm__lead h2 {
  margin: 12px 0 18px;
  color: #FFFFFF;
  max-width: 22ch;
}

.page-news .news-rhythm__lead p {
  margin: 0 0 14px;
  color: rgba(246, 242, 236, .82);
  max-width: 56ch;
}

.page-news .news-rhythm__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-rhythm__stats {
  margin: 0;
  display: grid;
  gap: 20px;
}

.page-news .news-rhythm__stat {
  padding-top: 14px;
  border-top: 2px solid var(--bb-gold);
}

.page-news .news-rhythm__stat dt {
  font-size: 13px;
  letter-spacing: .06em;
  color: rgba(246, 242, 236, .66);
  margin-bottom: 6px;
}

.page-news .news-rhythm__stat dd {
  margin: 0;
  font-size: 16px;
  color: rgba(246, 242, 236, .9);
}

.page-news .news-rhythm__num {
  font-family: var(--bb-font-mono);
  font-size: clamp(26px, 3.2vw, 34px);
  font-weight: 600;
  color: var(--bb-gold-soft);
  margin-right: 6px;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-news .news-brief__item {
    grid-template-columns: 108px 1fr auto;
  }

  .page-news .news-entry {
    grid-template-columns: 96px 1fr;
    padding: 24px 26px 24px 34px;
  }

  .page-news .news-topics {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-compare__entry {
    flex-wrap: nowrap;
  }

  .page-news .news-rhythm__stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-line__grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-news .news-line__grid--rev {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-line__grid--rev .news-line__intro {
    order: 2;
  }

  .page-news .news-line__grid--rev .news-versions-wrap {
    order: 1;
  }

  .page-news .news-compare__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-rhythm__inner {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-rhythm__stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1000px) {
  .page-news .news-topics {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 719px) {
  .page-news .news-line__items::before {
    left: 3px;
  }

  .page-news .news-entry {
    padding-left: 24px;
  }

  .page-news .news-hero {
    clip-path: polygon(0 0, 100% 0, 100% 97%, 0 100%);
  }

  .page-news .news-hero__facts dd {
    font-size: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-topic,
  .page-news .news-version {
    transition: none;
  }

  .page-news .news-entry:hover,
  .page-news .news-topic:hover {
    transform: none;
  }
}