.page-news {
  --pn-gap: clamp(20px, 4vw, 44px);
  --pn-line: 1px solid var(--line);
  --pn-soft: rgba(245, 248, 251, .80);
  background: var(--navy-900);
  color: var(--mist);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: hidden;
}

/* ---------- 栏目头 ---------- */
.page-news .journal-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 4vw, 36px) 0 clamp(30px, 5vw, 60px);
}

.page-news .journal-hero::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -18%;
  width: 64%;
  height: 250px;
  background: linear-gradient(90deg, rgba(255, 107, 26, .20), rgba(36, 224, 214, 0) 72%);
  transform: skewY(-6deg);
  pointer-events: none;
}

.page-news .journal-hero .s3-breadcrumb {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .journal-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: end;
}

.page-news .journal-hero__text {
  min-width: 0;
}

.page-news .journal-hero h1 {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6vw, 66px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-news .journal-hero__lede {
  margin: 0;
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--pn-soft);
}

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

.page-news .journal-hero__media {
  margin: 0;
  border: var(--pn-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-700);
}

.page-news .journal-hero__media .s3-media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.page-news .journal-hero__media .s3-media__cap {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--steel);
  border-top: var(--pn-line);
}

.page-news .journal-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding-top: 20px;
  border-top: var(--pn-line);
}

.page-news .journal-hero__stats dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-news .journal-hero__stats dd {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--pn-soft);
}

.page-news .journal-hero__stats .s3-data {
  margin-right: 6px;
  font-size: 30px;
  line-height: 1;
}

/* ---------- 主体两栏 ---------- */
.page-news .journal-body {
  padding-top: clamp(24px, 4vw, 48px);
}

.page-news .journal-body__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-news .journal-index {
  align-self: start;
  padding: 20px 18px;
  border: var(--pn-line);
  border-radius: var(--radius);
  background: rgba(18, 63, 102, .38);
}

.page-news .journal-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan-400);
}

.page-news .journal-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .journal-index__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px dashed rgba(143, 163, 184, .20);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-news .journal-index__link:hover,
.page-news .journal-index__link:focus-visible {
  color: var(--orange-300);
  padding-left: 4px;
}

.page-news .journal-index__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel);
  white-space: nowrap;
}

.page-news .journal-index__note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--steel);
}

.page-news .journal-stream {
  min-width: 0;
}

/* ---------- 章节头 ---------- */
.page-news .journal-section {
  margin-bottom: clamp(44px, 7vw, 84px);
  scroll-margin-top: calc(var(--nav-h) + 24px);
}

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

.page-news .journal-section__head {
  padding-bottom: 16px;
  margin-bottom: 6px;
  border-bottom: 2px solid rgba(36, 224, 214, .28);
}

.page-news .journal-section__head .s3-index {
  margin: 0 0 10px;
}

.page-news .journal-section h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-news .journal-section__lead {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pn-soft);
}

/* ---------- 文章条目 ---------- */
.page-news .entry {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px) clamp(10px, 2vw, 18px);
  border-bottom: var(--pn-line);
  transition: background .25s var(--ease), transform .25s var(--ease);
}

.page-news .entry:hover {
  background: rgba(18, 63, 102, .36);
  transform: translateY(-2px);
}

.page-news .entry__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan-400);
}

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

.page-news .entry__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .entry__tags .s3-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
}

.page-news .entry__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.1vw, 24px);
  line-height: 1.35;
  color: var(--mist);
  transition: color .2s var(--ease);
}

.page-news .entry:hover .entry__title {
  color: var(--orange-300);
}

.page-news .entry__lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pn-soft);
  max-width: 46em;
}

.page-news .entry__more {
  margin-top: 12px;
}

.page-news .entry__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan-400);
}

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

.page-news .entry__more summary::before {
  content: "+";
  font-size: 15px;
  line-height: 1;
  color: var(--orange-500);
}

.page-news .entry__more[open] summary::before {
  content: "–";
}

.page-news .entry__more summary:hover {
  color: var(--orange-300);
}

.page-news .entry__more p {
  margin: 10px 0 0;
  padding: 14px 16px;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pn-soft);
  background: rgba(11, 42, 71, .82);
  border-left: 2px solid var(--orange-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ---------- 配图 ---------- */
.page-news .journal-figure {
  margin: 26px 0 8px;
  border: var(--pn-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-700);
}

.page-news .journal-figure .s3-media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .journal-figure .s3-media__cap {
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--steel);
  border-top: var(--pn-line);
}

/* ---------- 轮次时间轴 ---------- */
.page-news .timeline {
  position: relative;
  margin: 26px 0 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 14px;
  left: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-400), rgba(36, 224, 214, .10));
}

.page-news .timeline__item {
  position: relative;
  padding-bottom: 26px;
}

.page-news .timeline__dot {
  position: absolute;
  top: 8px;
  left: -26px;
  width: 10px;
  height: 10px;
  background: var(--orange-500);
  transform: skewY(-6deg);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, .16);
}

.page-news .timeline__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-news .timeline__round {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  color: var(--mist);
}

.page-news .timeline__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: var(--pn-line);
}

.page-news .timeline__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0 10px 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pn-soft);
  border-bottom: 1px solid rgba(143, 163, 184, .14);
}

.page-news .timeline__list li:last-child {
  border-bottom: 0;
}

.page-news .timeline__kind {
  flex: none;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  border-radius: 999px;
  border: 1px solid currentColor;
}

.page-news .timeline__kind--pre {
  color: var(--orange-300);
}

.page-news .timeline__kind--obs {
  color: var(--cyan-400);
}

.page-news .timeline__kind--rev {
  color: var(--grass-500);
}

.page-news .timeline__when {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel);
  white-space: nowrap;
}

/* ---------- 收尾入口 ---------- */
.page-news .follow__grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-news .follow__card {
  display: block;
  padding: 22px 20px;
  text-decoration: none;
  color: inherit;
}

.page-news .follow__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan-400);
}

.page-news .follow__card-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.36;
  color: var(--mist);
}

.page-news .follow__text {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--pn-soft);
}

.page-news .follow__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange-500);
}

.page-news .follow__card:hover .follow__link,
.page-news .follow__card:focus-visible .follow__link {
  color: var(--orange-300);
}

/* ---------- 焦点可见 ---------- */
.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .journal-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .entry {
    grid-template-columns: 86px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .entry__no {
    padding-top: 6px;
  }

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

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

  .page-news .journal-hero__media {
    margin-bottom: 4px;
  }
}

@media (min-width: 980px) {
  .page-news .journal-body__grid {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-news .journal-index {
    position: sticky;
    top: calc(var(--nav-h) + 18px);
  }
}

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

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