.page-news {
  --news-rule: rgba(228, 218, 203, .18);
  --news-rule-soft: rgba(228, 218, 203, .1);
  background: var(--yb-deep);
  color: var(--yb-paper);
  padding-bottom: 96px;
}

.page-news .yb-shell {
  padding-left: 20px;
  padding-right: 20px;
}

/* ---------- 面包屑与首屏 ---------- */

.page-news .yb-crumb {
  padding-top: 104px;
  margin-bottom: 28px;
}

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  margin-bottom: 56px;
  padding: 32px 24px 34px;
  border: 1px solid var(--yb-line);
  border-radius: var(--yb-r-glass);
  background:
    linear-gradient(160deg, rgba(46, 93, 76, .46) 0%, rgba(12, 43, 37, .18) 58%, rgba(12, 43, 37, 0) 100%);
  animation: news-rise 360ms cubic-bezier(.2, .7, .3, 1) both;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -78px;
  top: -78px;
  width: 236px;
  height: 236px;
  border: 3px solid rgba(180, 118, 58, .32);
  border-radius: 50%;
  pointer-events: none;
}

.page-news .news-hero > * {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__title {
  margin: 14px 0 18px;
  font-family: var(--yb-font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.25rem);
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--yb-paper);
}

.page-news .news-hero__lede {
  max-width: 40em;
  color: var(--yb-text-soft);
}

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--news-rule);
  list-style: none;
  font-family: var(--yb-font-headline);
  font-size: .875rem;
  letter-spacing: .02em;
  color: var(--yb-text-dim);
}

.page-news .news-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-news .news-hero__facts .is-num {
  font-family: var(--yb-font-data);
  font-size: 1.25rem;
  color: var(--yb-lime);
}

/* ---------- 两栏布局与刻度轨道 ---------- */

.page-news .yb-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.page-news .yb-layout__main {
  min-width: 0;
}

.page-news .yb-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .yb-rail__list::-webkit-scrollbar {
  display: none;
}

.page-news .yb-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  white-space: nowrap;
  color: var(--yb-text-dim);
  text-decoration: none;
  font-family: var(--yb-font-headline);
  font-size: .875rem;
  transition: color 200ms ease, border-color 200ms ease, background-color 200ms ease;
}

.page-news .yb-rail__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yb-rock);
  transition: background-color 200ms ease;
}

.page-news .yb-rail__num {
  font-family: var(--yb-font-data);
  font-size: .75rem;
  color: var(--yb-copper-lt);
}

.page-news .yb-rail__link:hover {
  color: var(--yb-paper);
  border-color: var(--yb-copper-lt);
  background: rgba(46, 93, 76, .3);
}

.page-news .yb-rail__link[data-current] {
  color: var(--yb-paper);
  border-color: var(--yb-copper);
  background: rgba(46, 93, 76, .38);
}

.page-news .yb-rail__link[data-current] .yb-rail__dot {
  background: var(--yb-lime);
}

/* ---------- 面板通用 ---------- */

.page-news .news-panel {
  margin-bottom: 72px;
}

.page-news .news-panel:last-child {
  margin-bottom: 0;
}

.page-news .news-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 16px;
  padding-bottom: 14px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-panel__num {
  font-family: var(--yb-font-data);
  font-size: .875rem;
  color: var(--yb-copper);
  letter-spacing: .06em;
}

.page-news .news-panel__title {
  margin: 0;
  font-family: var(--yb-font-headline);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  letter-spacing: -.01em;
  color: var(--yb-paper);
}

.page-news .news-panel__kicker {
  margin: 0;
  flex: 1 1 200px;
  font-size: .875rem;
  color: var(--yb-text-dim);
}

/* ---------- 头条文章 ---------- */

.page-news .news-lead__article {
  display: grid;
  gap: 24px;
  padding: 24px 22px;
  border: 1px solid var(--news-rule);
  border-radius: var(--yb-r-card);
  background: rgba(46, 93, 76, .16);
}

.page-news .news-lead__tag {
  margin: 0 0 10px;
  font-family: var(--yb-font-headline);
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--yb-copper-lt);
}

.page-news .news-lead__title {
  margin: 0 0 12px;
  font-family: var(--yb-font-headline);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  line-height: 1.32;
  color: var(--yb-paper);
}

.page-news .news-lead__text {
  margin: 0;
  max-width: 38em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--yb-text-soft);
}

.page-news .news-lead__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 18px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--news-rule);
  list-style: none;
  font-family: var(--yb-font-headline);
  font-size: .8125rem;
  color: var(--yb-text-dim);
}

.page-news .news-lead__media {
  margin: 0;
}

.page-news .news-lead__media .yb-figure__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border-radius: var(--yb-r-img);
}

.page-news .news-lead__media .yb-figure__cap {
  margin-top: 10px;
  font-size: .8125rem;
  color: var(--yb-text-dim);
}

/* ---------- 筛选 chip ---------- */

.page-news .news-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 12px;
}

.page-news .yb-chip {
  appearance: none;
  padding: 9px 18px;
  border: 1px solid var(--yb-line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--yb-text-soft);
  font-family: var(--yb-font-headline);
  font-size: .9375rem;
  cursor: pointer;
  transition: color 200ms ease, border-color 200ms ease, background-color 200ms ease;
}

.page-news .yb-chip:hover {
  border-color: var(--yb-copper-lt);
  color: var(--yb-paper);
}

.page-news .yb-chip[aria-pressed="true"],
.page-news .yb-chip[data-chip-active] {
  background: var(--yb-moss);
  border-color: var(--yb-moss);
  color: var(--yb-lime);
}

.page-news .yb-chip:focus-visible {
  outline: 2px solid var(--yb-lime);
  outline-offset: 2px;
}

.page-news .news-chips__hint {
  margin: 0 0 4px;
  max-width: 40em;
  color: var(--yb-text-dim);
}

/* ---------- 时间刻线条目列表 ---------- */

.page-news .news-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  bottom: 10px;
  width: 1.5px;
  background: linear-gradient(180deg, var(--yb-line-warm), var(--news-rule-soft));
}

.page-news .news-entry {
  position: relative;
  margin-bottom: 18px;
}

.page-news .news-entry:last-child {
  margin-bottom: 0;
}

.page-news .news-entry__dot {
  position: absolute;
  left: -22px;
  top: 22px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--yb-copper);
  box-shadow: 0 0 0 3px var(--yb-deep);
  transition: background-color 200ms ease, box-shadow 200ms ease;
}

.page-news .news-entry:hover .news-entry__dot {
  background: var(--yb-lime);
  box-shadow: 0 0 0 3px var(--yb-deep), 0 0 0 8px rgba(200, 240, 75, .14);
}

.page-news .news-entry__card {
  padding: 18px 20px 20px;
  border: 1px solid var(--news-rule);
  border-radius: var(--yb-r-card);
  background: rgba(46, 93, 76, .13);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-news .news-entry:hover .news-entry__card {
  border-color: var(--yb-copper-lt);
  background: rgba(46, 93, 76, .3);
}

.page-news .news-entry__inner {
  display: grid;
  gap: 16px;
}

.page-news .news-entry__copy {
  min-width: 0;
}

.page-news .news-entry__cue {
  margin: 0 0 8px;
  font-family: var(--yb-font-data);
  font-size: .75rem;
  letter-spacing: .07em;
  color: var(--yb-copper-lt);
}

.page-news .news-entry__title {
  margin: 0 0 8px;
  font-family: var(--yb-font-headline);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--yb-paper);
}

.page-news .news-entry__text {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--yb-text-soft);
}

.page-news .news-entry__thumb {
  margin: 0;
}

.page-news .news-entry__thumb .yb-figure__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--yb-r-img);
  border: 1px solid var(--news-rule);
}

.page-news .news-entry__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--news-rule);
}

.page-news .news-entry__more > summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  list-style: none;
  font-family: var(--yb-font-headline);
  font-size: .8125rem;
  color: var(--yb-copper-lt);
}

.page-news .news-entry__more > summary::-webkit-details-marker {
  display: none;
}

.page-news .news-entry__more > summary::before {
  content: "+";
  font-family: var(--yb-font-data);
  font-size: 1rem;
  line-height: 1;
  transition: transform 200ms ease;
}

.page-news .news-entry__more[open] > summary::before {
  transform: rotate(45deg);
}

.page-news .news-entry__more > summary:focus-visible {
  outline: 2px solid var(--yb-lime);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-news .news-entry__more p {
  margin: 10px 0 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--yb-text-dim);
}

/* ---------- 迷你折线缩略图 ---------- */

.page-news .news-spark {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin: 16px 0 0;
}

.page-news .news-spark__line {
  fill: none;
  stroke: var(--yb-lime);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .news-spark__line--alt {
  stroke: var(--yb-mist);
}

/* ---------- 案例索引 ---------- */

.page-news .news-cases__banner {
  margin: 0 0 22px;
}

.page-news .news-cases__banner .yb-figure__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--yb-r-img);
}

.page-news .news-cases__banner .yb-figure__cap {
  margin-top: 10px;
  font-size: .8125rem;
  color: var(--yb-text-dim);
}

.page-news .news-cases__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news .yb-tag {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--yb-line-warm);
  border-radius: 999px;
  background: rgba(180, 118, 58, .12);
  font-family: var(--yb-font-headline);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--yb-copper-lt);
}

.page-news .news-cases__lead {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--yb-text-soft);
}

.page-news .news-cases__lead .is-num {
  font-family: var(--yb-font-data);
  font-size: 1.15rem;
  color: var(--yb-lime);
}

.page-news .news-cases__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-case {
  padding: 20px 20px 22px;
  border: 1px solid var(--yb-line-warm);
  border-radius: var(--yb-r-card);
  background: rgba(46, 93, 76, .24);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-news .news-case:hover {
  border-color: var(--yb-copper-lt);
  background: rgba(46, 93, 76, .38);
}

.page-news .news-case__tag {
  margin: 0 0 10px;
  font-family: var(--yb-font-data);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--yb-lime);
}

.page-news .news-case__title {
  margin: 0 0 10px;
  font-family: var(--yb-font-headline);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--yb-paper);
}

.page-news .news-case__text {
  margin: 0;
  font-size: .875rem;
  line-height: 1.72;
  color: var(--yb-text-soft);
}

.page-news .news-cases__foot {
  margin: 24px 0 0;
  color: var(--yb-text-dim);
}

/* ---------- 回看与订阅 ---------- */

.page-news .news-archive__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-archive__card {
  padding: 22px 20px;
  border: 1px solid var(--news-rule);
  border-left: 3px solid var(--yb-copper);
  border-radius: var(--yb-r-card);
  background: rgba(46, 93, 76, .12);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-news .news-archive__card:hover {
  border-left-color: var(--yb-lime);
  background: rgba(46, 93, 76, .26);
}

.page-news .news-archive__title {
  margin: 0 0 10px;
  font-family: var(--yb-font-headline);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--yb-paper);
}

.page-news .news-archive__text {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--yb-text-soft);
}

/* ---------- 链接与焦点 ---------- */

.page-news .yb-link {
  color: var(--yb-copper-lt);
  text-decoration: underline;
  text-decoration-color: rgba(217, 164, 91, .45);
  text-underline-offset: 3px;
  transition: color 200ms ease, text-decoration-color 200ms ease;
}

.page-news .yb-link:hover {
  color: var(--yb-lime);
  text-decoration-color: var(--yb-lime);
}

.page-news .yb-link:focus-visible {
  outline: 2px solid var(--yb-lime);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---------- 动效 ---------- */

@keyframes news-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 窄屏收口 ---------- */

@media (max-width: 719px) {
  .page-news .news-hero {
    padding: 26px 18px 28px;
  }

  .page-news .news-hero::after {
    right: -96px;
    top: -96px;
    width: 200px;
    height: 200px;
  }

  .page-news .news-panel {
    margin-bottom: 56px;
  }

  .page-news .news-panel__kicker {
    flex-basis: 100%;
  }

  .page-news .news-lead__article {
    padding: 20px 16px;
  }

  .page-news .news-entry__card {
    padding: 16px 16px 18px;
  }

  .page-news .news-timeline {
    padding-left: 18px;
  }

  .page-news .news-entry__dot {
    left: -18px;
  }

  .page-news .news-cases__lead {
    font-size: .9375rem;
  }
}

@media (min-width: 720px) {
  .page-news .news-lead__article {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    gap: 30px;
  }

  .page-news .news-entry__inner--has-media {
    grid-template-columns: minmax(0, 1fr) 168px;
    align-items: start;
  }

  .page-news .news-cases__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-archive__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .yb-shell {
    padding-left: 24px;
    padding-right: 24px;
  }

  .page-news .yb-crumb {
    padding-top: 132px;
  }

  .page-news .yb-layout {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 52px;
  }

  .page-news .yb-rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
  }

  .page-news .yb-rail {
    position: sticky;
    top: 104px;
  }

  .page-news .yb-rail__link {
    width: 100%;
    justify-content: flex-start;
    padding: 9px 12px;
    border-color: transparent;
    border-left: 1.5px solid var(--news-rule);
    border-radius: 0 var(--yb-r-card) var(--yb-r-card) 0;
  }

  .page-news .yb-rail__link:hover {
    background: rgba(46, 93, 76, .22);
  }

  .page-news .yb-rail__link[data-current] {
    border-left-color: var(--yb-copper);
    background: rgba(46, 93, 76, .32);
  }

  .page-news .news-hero {
    padding: 44px 48px 46px;
  }

  .page-news .news-lead__article {
    gap: 40px;
    padding: 32px 32px 34px;
  }

  .page-news .news-entry__inner--has-media {
    grid-template-columns: minmax(0, 1fr) 210px;
    gap: 26px;
  }

  .page-news .news-timeline {
    padding-left: 28px;
  }

  .page-news .news-entry__dot {
    left: -28px;
  }

  .page-news .news-entry__card {
    padding: 20px 24px 22px;
  }
}

@media (min-width: 1100px) {
  .page-news .news-cases__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-archive__grid {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero {
    animation: none;
  }

  .page-news .news-entry__dot,
  .page-news .news-entry__card,
  .page-news .news-case,
  .page-news .news-archive__card,
  .page-news .yb-rail__link,
  .page-news .yb-chip,
  .page-news .news-entry__more > summary::before {
    transition: none;
  }
}