.page-news {
  --news-text-soft: #3B4152;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-news img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.015em;
  line-height: 1.18;
}

.page-news p {
  margin: 0;
}

.page-news ol,
.page-news ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news a {
  color: var(--orange-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-news a:hover {
  color: var(--indigo);
}

.page-news .eyebrow {
  margin-bottom: .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--copper);
}

.page-news .news-crumb-wrap {
  padding-top: 1.25rem;
}

.page-news .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--celadon);
}

.page-news .breadcrumbs li + li::before {
  content: "/";
  margin-right: .4rem;
  color: var(--copper);
}

.page-news .breadcrumbs a {
  color: var(--celadon);
  text-decoration: none;
}

.page-news .breadcrumbs a:hover {
  color: var(--orange-dark);
}

.page-news .breadcrumbs [aria-current] {
  color: var(--ink);
}

/* 首屏 */
.page-news .news-hero__inner {
  display: grid;
  gap: 1rem;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .news-hero h1 {
  max-width: 20ch;
  font-size: clamp(2rem, 7vw, 4.2rem);
  color: var(--indigo);
}

.page-news .news-hero__lede {
  max-width: 48ch;
  color: var(--news-text-soft);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: .5rem;
}

/* 版本时间轴 */
.page-news .news-timeline {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.25rem, 3vw, 2rem);
  background: linear-gradient(155deg, var(--indigo-deep), var(--indigo));
}

.page-news .news-timeline__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .24;
  filter: saturate(.85);
}

.page-news .news-timeline__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-timeline__label {
  margin-bottom: .8rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--orange-soft);
}

.page-news .news-timeline__track {
  display: flex;
  gap: .7rem;
  overflow-x: auto;
  padding-bottom: .35rem;
  scroll-snap-type: x proximity;
}

.page-news .news-timeline__track li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-news .tl-node {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  min-width: 7.5rem;
  padding: .7rem .9rem;
  border: 1px solid rgba(251, 248, 242, .26);
  border-radius: var(--radius-md);
  background: rgba(251, 248, 242, .06);
  color: var(--porcelain);
  text-decoration: none;
  transition: background var(--dur) ease, border-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .tl-node:hover,
.page-news .tl-node:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--indigo-deep);
  transform: translateY(-3px);
}

.page-news .tl-node__num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  line-height: 1;
  color: var(--orange-soft);
}

.page-news .tl-node:hover .tl-node__num {
  color: var(--indigo-deep);
}

.page-news .tl-node__meta {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: rgba(251, 248, 242, .78);
}

.page-news .tl-node:hover .tl-node__meta {
  color: rgba(16, 27, 49, .8);
}

/* 报告列表 */
.page-news .section {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

.page-news .news-reports__grid {
  display: grid;
  gap: 1.75rem;
}

.page-news .report-index__title {
  margin-bottom: .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--copper);
}

.page-news .report-index__list {
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  padding-bottom: .4rem;
}

.page-news .report-index__list a {
  display: block;
  padding: .35rem .8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--indigo);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur) ease, color var(--dur) ease, border-color var(--dur) ease;
}

.page-news .report-index__list a:hover,
.page-news .report-index__list a[aria-current="true"] {
  background: var(--indigo);
  border-color: var(--indigo);
  color: var(--porcelain);
}

.page-news .report-list__head {
  display: grid;
  gap: .6rem;
  margin-bottom: 1.25rem;
}

.page-news .report-list__head h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  color: var(--indigo);
}

.page-news .report-list__head p {
  max-width: 52ch;
  font-size: .95rem;
  color: var(--celadon);
}

.page-news .report-item {
  border-top: 1px solid var(--line);
}

.page-news .report-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .report-item summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .3rem .8rem;
  padding: .95rem .5rem;
  list-style: none;
  cursor: pointer;
  transition: background var(--dur) ease;
}

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

.page-news .report-item summary:hover {
  background: rgba(232, 117, 59, .08);
}

.page-news .report-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--copper);
  transition: transform var(--dur) ease;
}

.page-news .report-item details[open] summary::after {
  transform: rotate(45deg);
}

.page-news .report-item__num {
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 600;
  color: var(--orange-dark);
}

.page-news .report-item__title {
  flex: 1 1 14ch;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--indigo);
}

.page-news .report-item__time {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--celadon);
}

.page-news .report-item__body {
  display: grid;
  gap: .6rem;
  padding: .2rem .5rem 1.3rem;
  font-size: .95rem;
  color: var(--news-text-soft);
}

.page-news .report-item__body p {
  border-left: 2px solid var(--line-copper);
  padding-left: .9rem;
}

/* 第3栏专题 */
.page-news .column-card {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  box-shadow: var(--shadow-soft);
  color: var(--indigo-deep);
}

.page-news .column-card__text h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  color: var(--indigo-deep);
}

.page-news .column-card__text p {
  margin-top: .8rem;
  max-width: 46ch;
  color: rgba(16, 27, 49, .88);
}

.page-news .eyebrow--on-orange {
  color: rgba(16, 27, 49, .72);
}

.page-news .column-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-top: 1.1rem;
}

.page-news .column-tags li {
  padding: .28rem .7rem;
  border-radius: var(--radius-pill);
  background: rgba(251, 248, 242, .78);
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--indigo-deep);
}

.page-news .column-link {
  display: inline-block;
  margin-top: 1.3rem;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--indigo-deep);
  font-weight: 600;
  color: var(--indigo-deep);
  text-decoration: none;
}

.page-news .column-link:hover {
  color: var(--porcelain);
  border-color: var(--porcelain);
}

.page-news .column-card__figure img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* 评测方法 */
.page-news .news-method__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-method__text h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  color: var(--indigo);
}

.page-news .news-method__lede {
  margin-top: .7rem;
  max-width: 44ch;
  color: var(--news-text-soft);
}

.page-news .method-steps {
  display: grid;
  gap: 1.1rem;
  margin-top: 1.5rem;
}

.page-news .method-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .15rem 1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.page-news .index-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--copper);
}

.page-news .method-steps h3 {
  font-size: 1.05rem;
  color: var(--indigo);
}

.page-news .method-steps p {
  font-size: .95rem;
  color: var(--news-text-soft);
}

.page-news .news-method__foot {
  margin-top: 1.2rem;
  font-size: .9rem;
  color: var(--celadon);
}

.page-news .news-method__figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--porcelain);
}

.page-news .news-method__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .media-frame__note {
  display: block;
  padding: .7rem 1rem;
  background: var(--indigo);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--porcelain);
}

/* 分类与归档 */
.page-news .news-archive__title {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  color: var(--indigo);
}

.page-news .archive-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.page-news .archive-cards {
  display: grid;
  gap: .85rem;
}

.page-news .archive-card {
  display: block;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--porcelain);
  color: var(--ink);
  text-decoration: none;
  transition: transform var(--dur) ease, border-color var(--dur) ease, box-shadow var(--dur) ease;
}

.page-news .archive-card:hover,
.page-news .archive-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--orange);
  box-shadow: var(--shadow-soft);
}

.page-news .archive-card__cat {
  display: block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--orange-dark);
}

.page-news .archive-card__title {
  display: block;
  margin-top: .3rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--indigo);
}

.page-news .archive-card__meta {
  display: block;
  margin-top: .35rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--celadon);
}

.page-news .archive-figure img {
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-news .news-archive__foot {
  margin-top: 1.4rem;
  max-width: 60ch;
  font-size: .92rem;
  color: var(--celadon);
}

/* 订阅与反馈 */
.page-news .news-subscribe .wrap {
  padding-inline: 0;
}

.page-news .subscribe-band {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  background: var(--indigo);
  color: var(--porcelain);
}

.page-news .subscribe-band h2 {
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  color: var(--porcelain);
}

.page-news .subscribe-band__text > p {
  margin-top: .7rem;
  max-width: 42ch;
  color: rgba(251, 248, 242, .82);
}

.page-news .subscribe-list {
  display: grid;
  gap: .7rem;
  margin-top: 1.2rem;
}

.page-news .subscribe-list li {
  display: grid;
  gap: .1rem;
  padding-left: .9rem;
  border-left: 2px solid var(--orange);
}

.page-news .subscribe-list strong {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--orange-soft);
}

.page-news .subscribe-list span {
  font-size: .95rem;
  color: var(--porcelain);
  word-break: break-word;
}

.page-news .subscribe-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  align-content: start;
}

@media (min-width: 640px) {
  .page-news .archive-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-reports__grid {
    grid-template-columns: 10.5rem minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-news .report-index {
    position: sticky;
    top: 5.5rem;
    align-self: start;
  }

  .page-news .report-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .column-card {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-news .news-method__grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-news .archive-grid {
    grid-template-columns: 1.25fr .75fr;
    align-items: start;
  }

  .page-news .subscribe-band {
    grid-template-columns: 1.1fr .9fr;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tl-node,
  .page-news .archive-card,
  .page-news .report-item summary::after {
    transition: none;
  }

  .page-news .tl-node:hover,
  .page-news .archive-card:hover {
    transform: none;
  }
}