.page-news {
  background: var(--haiou-white);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-news .news-crumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 封面条 ---------- */
.page-news .news-cover {
  position: relative;
  overflow: hidden;
  margin-top: clamp(16px, 2.6vw, 28px);
  padding: clamp(34px, 5.5vw, 68px) 0 clamp(46px, 7vw, 92px);
  background: linear-gradient(118deg, var(--deep-sea) 0%, #0a3a61 46%, var(--voyage-blue) 100%);
  color: var(--haiou-white);
}

.page-news .news-cover::before {
  content: "";
  position: absolute;
  top: -26%;
  right: -12%;
  width: min(72vw, 720px);
  aspect-ratio: 1 / 1;
  transform: rotate(12deg);
  background: linear-gradient(140deg, rgba(31, 182, 193, .34), rgba(31, 182, 193, 0) 62%);
  pointer-events: none;
}

.page-news .news-cover::after {
  content: "";
  position: absolute;
  left: -6%;
  bottom: -14%;
  width: 62%;
  height: 42%;
  transform: rotate(-12deg);
  background: linear-gradient(90deg, rgba(255, 122, 47, .16), rgba(255, 122, 47, 0) 70%);
  pointer-events: none;
}

.page-news .news-cover__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.5vw, 52px);
  align-items: end;
}

.page-news .news-cover__lead .eyebrow {
  color: var(--wave-teal);
}

.page-news .news-cover__title {
  margin: 12px 0 0;
  max-width: 20ch;
  font-size: clamp(1.75rem, 5.6vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--mist-white);
}

.page-news .news-cover__lede {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 46ch;
  color: rgba(247, 250, 252, .84);
}

.page-news .news-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-news .news-cover__actions .btn--ghost {
  border-color: rgba(247, 250, 252, .5);
  color: var(--haiou-white);
}

.page-news .news-cover__actions .btn--ghost:hover {
  border-color: var(--wing-orange);
  color: var(--wing-orange);
}

.page-news .news-cover__figure {
  position: relative;
  margin: 0;
}

.page-news .news-cover__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 7;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-news .news-cover__figure::after {
  content: "";
  position: absolute;
  left: 0;
  right: 28px;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--wave-teal), var(--wing-orange));
}

/* ---------- 通用小节头 ---------- */
.page-news .news-head {
  display: grid;
  gap: 6px;
}

.page-news .news-head__note,
.page-news .news-col__note {
  margin: 0;
  max-width: 56ch;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--tide-gray);
}

/* ---------- 精选三条 ---------- */
.page-news .news-featured {
  padding: clamp(48px, 7vw, 88px) 0 clamp(38px, 5vw, 62px);
}

.page-news .news-featured__list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(24px, 3.6vw, 38px) 0 0;
  padding: 0;
  background: var(--hairline);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-news .news-featured__link {
  position: relative;
  display: block;
  padding: clamp(22px, 3.4vw, 34px) clamp(16px, 2.4vw, 30px);
  color: inherit;
  text-decoration: none;
  background-color: var(--mist-white);
  transition: transform .32s var(--ease), background-color .32s var(--ease);
}

.page-news .news-featured__item:nth-child(1) .news-featured__link {
  background-image: repeating-linear-gradient(116deg, rgba(31, 182, 193, .09) 0 12px, rgba(31, 182, 193, 0) 12px 34px);
}

.page-news .news-featured__item:nth-child(2) .news-featured__link {
  background-image: repeating-linear-gradient(64deg, rgba(14, 90, 138, .07) 0 10px, rgba(14, 90, 138, 0) 10px 32px);
}

.page-news .news-featured__item:nth-child(3) .news-featured__link {
  background-image: repeating-linear-gradient(102deg, rgba(255, 122, 47, .09) 0 9px, rgba(255, 122, 47, 0) 9px 30px);
}

.page-news .news-featured__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--wing-orange);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .32s var(--ease);
}

.page-news .news-featured__link:hover,
.page-news .news-featured__link:focus-visible {
  transform: translateX(6px);
}

.page-news .news-featured__link:hover::before,
.page-news .news-featured__link:focus-visible::before {
  transform: scaleY(1);
}

.page-news .news-featured__kicker {
  display: block;
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--voyage-blue);
}

.page-news .news-featured__head {
  display: block;
  margin: 8px 0 8px;
  font-size: clamp(1.06rem, 2.6vw, 1.5rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--deep-sea);
}

.page-news .news-featured__desc {
  display: block;
  max-width: 58ch;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--ink);
  opacity: .8;
}

/* ---------- 更新密度 ---------- */
.page-news .news-density {
  padding: clamp(30px, 4.6vw, 56px) 0 clamp(44px, 6vw, 78px);
  border-top: 1px solid var(--hairline);
}

.page-news .news-density__track {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(6px, 1.6vw, 16px);
  align-items: end;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
}

.page-news .news-density__cell {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
}

.page-news .news-density__bar {
  display: block;
  width: 100%;
  background: linear-gradient(180deg, var(--wave-teal), var(--voyage-blue));
}

.page-news .news-density__cell:nth-child(1) .news-density__bar { height: 34px; }
.page-news .news-density__cell:nth-child(2) .news-density__bar { height: 72px; }
.page-news .news-density__cell:nth-child(3) .news-density__bar { height: 52px; }
.page-news .news-density__cell--now .news-density__bar {
  height: 104px;
  background: linear-gradient(180deg, var(--wing-orange), #c9490d);
}

.page-news .news-density__label {
  font-size: .76rem;
  color: var(--deep-sea);
}

.page-news .news-density__count {
  font-size: .78rem;
  color: var(--tide-gray);
}

/* ---------- 主体：粘性索引 + 条目列 ---------- */
.page-news .news-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 54px);
  padding-top: clamp(40px, 6vw, 76px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-news .news-rail .side-index {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-rail .side-index__title {
  display: none;
}

.page-news .news-rail .side-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  font-size: .86rem;
  color: var(--deep-sea);
  text-decoration: none;
  border: 1px solid var(--hairline);
  background: var(--mist-white);
  transition: color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}

.page-news .news-rail .side-index__link:hover,
.page-news .news-rail .side-index__link:focus-visible {
  color: var(--orange-ink);
  border-color: var(--wing-orange);
  transform: translateX(4px);
}

.page-news .news-rail .side-index__link .mono {
  font-size: .74rem;
  color: var(--wave-teal);
}

.page-news .news-col {
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-news .news-col + .news-col {
  margin-top: clamp(46px, 6.5vw, 84px);
}

.page-news .news-col__head {
  display: grid;
  gap: 8px;
}

.page-news .news-col--tint {
  padding: clamp(22px, 3.4vw, 36px);
  background: var(--pale-teal);
}

.page-news .news-col__figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-news .news-col__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

/* ---------- 条目列表 ---------- */
.page-news .entry-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-news .entry {
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px solid var(--hairline);
}

.page-news .entry:last-child {
  border-bottom: 1px solid var(--hairline);
}

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
}

.page-news .entry__time {
  font-size: .76rem;
  letter-spacing: .02em;
  color: var(--tide-gray);
}

.page-news .entry__tag {
  position: relative;
  display: inline-block;
  padding: 2px 9px;
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--voyage-blue);
  border: 1px solid var(--hairline-teal);
  cursor: help;
}

.page-news .entry__tip {
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  z-index: 4;
  width: max-content;
  max-width: 230px;
  padding: 8px 10px;
  font-size: .74rem;
  line-height: 1.55;
  letter-spacing: 0;
  color: var(--haiou-white);
  background: var(--deep-sea);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s var(--ease), visibility .2s var(--ease);
}

.page-news .entry__tag:hover .entry__tip,
.page-news .entry__tag:focus-within .entry__tip {
  opacity: 1;
  visibility: visible;
}

.page-news .entry__title {
  margin: 0 0 8px;
  font-size: clamp(1.01rem, 2.1vw, 1.24rem);
  font-weight: 700;
  line-height: 1.36;
}

.page-news .entry__title a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-news .entry__title a:hover,
.page-news .entry__title a:focus-visible {
  color: var(--voyage-blue);
  border-bottom-color: var(--wing-orange);
}

.page-news .entry__sum {
  margin: 0;
  max-width: 62ch;
  font-size: .95rem;
  line-height: 1.82;
  color: var(--ink);
  opacity: .8;
}

/* ---------- 专题系列 ---------- */
.page-news .news-col__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

.page-news .news-col__figure--series {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .news-col--series .entry-list {
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 收束带 ---------- */
.page-news .news-cta {
  background: var(--deep-sea);
  color: var(--haiou-white);
  padding: clamp(46px, 6.5vw, 84px) 0 clamp(52px, 7vw, 92px);
}

.page-news .news-cta__inner {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-news .news-cta__title {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(1.4rem, 3.6vw, 2.3rem);
  font-weight: 900;
  line-height: 1.18;
  color: var(--mist-white);
}

.page-news .news-cta__text {
  margin: 0;
  max-width: 60ch;
  font-size: .98rem;
  line-height: 1.82;
  color: rgba(247, 250, 252, .82);
}

.page-news .news-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(8px, 1.6vw, 16px);
}

.page-news .news-cta__ghost {
  border-color: rgba(247, 250, 252, .48);
  color: var(--haiou-white);
}

.page-news .news-cta__ghost:hover {
  border-color: var(--wing-orange);
  color: var(--wing-orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-density__cell:nth-child(1) .news-density__bar { height: 44px; }
  .page-news .news-density__cell:nth-child(2) .news-density__bar { height: 92px; }
  .page-news .news-density__cell:nth-child(3) .news-density__bar { height: 68px; }
  .page-news .news-density__cell--now .news-density__bar { height: 132px; }
}

@media (min-width: 860px) {
  .page-news .news-cover__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  }

  .page-news .news-col__body {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }

  .page-news .news-col__figure--series,
  .page-news .news-col--series .entry-list {
    margin-top: clamp(20px, 3vw, 30px);
  }
}

@media (min-width: 960px) {
  .page-news .news-body {
    grid-template-columns: 188px minmax(0, 1fr);
    gap: clamp(34px, 4.6vw, 62px);
  }

  .page-news .news-rail .side-index {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--hairline);
  }

  .page-news .news-rail .side-index__title {
    display: block;
    margin: 0 0 12px;
    padding-left: 14px;
    font-size: .72rem;
    letter-spacing: .1em;
    color: var(--tide-gray);
  }

  .page-news .news-rail .side-index__link {
    display: flex;
    width: 100%;
    margin-bottom: 4px;
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
  }

  .page-news .news-rail .side-index__link:hover,
  .page-news .news-rail .side-index__link:focus-visible {
    transform: none;
    border-left-color: var(--wing-orange);
    background: rgba(216, 241, 244, .6);
  }

  .page-news .news-col__body {
    grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
    gap: clamp(26px, 3.4vw, 44px);
  }
}

@media (min-width: 1200px) {
  .page-news .news-cover__title {
    max-width: 17ch;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-news .news-featured__link,
  .page-news .news-featured__link::before,
  .page-news .news-rail .side-index__link,
  .page-news .entry__tip {
    transition: none;
  }

  .page-news .news-featured__link:hover,
  .page-news .news-featured__link:focus-visible {
    transform: none;
  }
}
<<<END>>>