.page-news {
  --news-amber-line: rgba(255, 138, 30, .55);
  --news-gold-line: rgba(201, 162, 39, .55);
  --news-surface: #16171c;
  background: var(--vault-black);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px) 0 clamp(44px, 6vw, 78px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(201, 162, 39, .1), transparent 60%),
    radial-gradient(90% 80% at 100% 100%, rgba(47, 224, 208, .06), transparent 65%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image:
    linear-gradient(rgba(42, 44, 49, .55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 44, 49, .55) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 25%, transparent 88%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 25%, transparent 88%);
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

.page-news .news-hero__head .breadcrumbs {
  margin-bottom: 22px;
  font-size: .82rem;
}

.page-news .news-hero__head .eyebrow {
  margin: 0 0 10px;
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 7vw, 4.1rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-hero__title::after {
  content: "";
  display: block;
  width: clamp(56px, 12vw, 96px);
  height: 3px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--crown), rgba(201, 162, 39, 0));
}

.page-news .news-hero__lead {
  max-width: 56ch;
  margin: 20px 0 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-news .news-hero__meta span {
  position: relative;
  padding-left: 14px;
}

.page-news .news-hero__meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2.5px;
  background: var(--crown);
  transform: rotate(45deg);
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--deep-black);
}

.page-news .news-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(155deg, rgba(201, 162, 39, .2), rgba(11, 11, 13, 0) 48%, rgba(255, 138, 30, .14));
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 5 / 2;
  object-fit: cover;
}

/* ---------- 章节骨架 ---------- */
.page-news .chapter {
  padding: clamp(54px, 8vw, 104px) 0;
  position: relative;
}

.page-news .chapter + .chapter {
  border-top: 1px solid var(--line-soft);
}

.page-news .news-head {
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-head__no {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 9px;
  border: 1px solid var(--gold-line);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .16em;
  color: var(--crown);
}

.page-news .news-head .eyebrow {
  margin: 0 0 8px;
}

.page-news .news-head .section-title {
  margin: 0;
}

/* ---------- 置顶专题 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .topic-card {
  display: grid;
  grid-template-rows: auto 1fr;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(18, 19, 23, .95), rgba(11, 11, 13, .95));
  transition: border-color .28s var(--ease), transform .28s var(--ease);
}

.page-news .topic-card:hover,
.page-news .topic-card:focus-within {
  border-color: var(--news-gold-line);
  transform: translateY(-2px);
}

.page-news .topic-card__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 9 / 5;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .topic-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}

.page-news .topic-card:hover .topic-card__media img {
  transform: scale(1.035);
}

.page-news .topic-card__body {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px);
}

.page-news .topic-card__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--crown);
}

.page-news .topic-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  line-height: 1.36;
  color: var(--white);
}

.page-news .topic-card__desc {
  margin: 0;
  font-size: .93rem;
  line-height: 1.82;
  color: var(--ink-2);
}

.page-news .topic-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-news .topic-card__count {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--mist);
  transition: color .28s var(--ease);
}

.page-news .topic-card:hover .topic-card__count {
  color: var(--cyan);
}

.page-news .topic-card__link {
  font-size: .84rem;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .24s var(--ease);
}

.page-news .topic-card__link:hover,
.page-news .topic-card__link:focus-visible {
  border-bottom-color: var(--news-amber-line);
}

/* ---------- 条目列表 ---------- */
.page-news .feed-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .feed-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 20px clamp(10px, 2vw, 18px);
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-news .feed-row:hover {
  background: linear-gradient(90deg, rgba(201, 162, 39, .08), rgba(201, 162, 39, 0) 72%);
  box-shadow: inset 2px 0 0 var(--crown);
}

.page-news .feed-tag {
  justify-self: start;
  align-self: start;
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border: 1px solid currentColor;
  border-radius: var(--pill);
  font-size: .73rem;
  line-height: 1.7;
  letter-spacing: .04em;
  white-space: nowrap;
  color: var(--mist);
}

.page-news .feed-tag--version { color: var(--crown); }
.page-news .feed-tag--tools { color: var(--amber); }
.page-news .feed-tag--guide { color: var(--cyan); }
.page-news .feed-tag--notice { color: var(--mist); }

.page-news .feed-row__main {
  min-width: 0;
}

.page-news .feed-row__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.62;
  color: var(--white);
}

.page-news .feed-row__desc {
  margin: 6px 0 0;
  font-size: .89rem;
  line-height: 1.76;
  color: var(--ink-2);
}

.page-news .feed-row__thumb {
  margin: 12px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--deep-black);
  aspect-ratio: 3 / 2;
}

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

.page-news .feed-row__time {
  font-family: var(--font-mono);
  font-size: .77rem;
  letter-spacing: .04em;
  color: var(--mist);
  white-space: nowrap;
}

/* ---------- 分类索引 ---------- */
.page-news .cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .cat-card {
  --cat-color: var(--crown);
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--cat-color);
  border-radius: var(--r-sm);
  background: var(--deep-black);
  transition: background-color .26s var(--ease), transform .26s var(--ease);
}

.page-news .cat-card:hover {
  background: var(--news-surface);
  transform: translateY(-2px);
}

.page-news .cat-card--version { --cat-color: var(--crown); }
.page-news .cat-card--tools { --cat-color: var(--amber); }
.page-news .cat-card--guide { --cat-color: var(--cyan); }
.page-news .cat-card--notice { --cat-color: var(--mist); }

.page-news .cat-card__no {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--cat-color);
}

.page-news .cat-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--white);
}

.page-news .cat-card__desc {
  margin: 0;
  font-size: .89rem;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-news .cat-card__count {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 1.55rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .cat-card__count span {
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--mist);
  margin-left: 4px;
}

/* ---------- 回访引导 ---------- */
.page-news .visit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 44px);
}

.page-news .visit-rhythm__lead {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--white);
}

.page-news .visit-rhythm__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .visit-rhythm__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .visit-rhythm__k {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--crown);
}

.page-news .visit-rhythm__v {
  font-size: .92rem;
  line-height: 1.76;
  color: var(--ink-2);
}

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

.page-news .visit-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "title arrow"
    "desc arrow";
  align-items: center;
  gap: 4px 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--deep-black);
  text-decoration: none;
  transition: border-color .26s var(--ease), background-color .26s var(--ease), transform .26s var(--ease);
}

.page-news .visit-link:hover,
.page-news .visit-link:focus-visible {
  border-color: var(--news-amber-line);
  background: var(--news-surface);
  transform: translateX(2px);
}

.page-news .visit-link__title {
  grid-area: title;
  font-size: .98rem;
  font-weight: 600;
  color: var(--white);
}

.page-news .visit-link__desc {
  grid-area: desc;
  font-size: .87rem;
  line-height: 1.72;
  color: var(--ink-2);
}

.page-news .visit-link__arrow {
  grid-area: arrow;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--amber);
  transition: transform .26s var(--ease);
}

.page-news .visit-link:hover .visit-link__arrow {
  transform: translateX(4px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .topic-grid {
    gap: 24px;
  }
}

@media (min-width: 860px) {
  .page-news .feed-row {
    grid-template-columns: 104px minmax(0, 1fr) 120px;
    align-items: start;
    gap: 0 24px;
  }

  .page-news .feed-row__time {
    justify-self: end;
    text-align: right;
    padding-top: 2px;
  }

  .page-news .feed-row--featured .feed-row__main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 210px;
    align-items: start;
    gap: 24px;
  }

  .page-news .feed-row--featured .feed-row__thumb {
    margin: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .visit-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 1024px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-card,
  .page-news .topic-card__media img,
  .page-news .cat-card,
  .page-news .visit-link,
  .page-news .visit-link__arrow,
  .page-news .feed-row {
    transition: none;
  }

  .page-news .topic-card:hover,
  .page-news .cat-card:hover,
  .page-news .visit-link:hover {
    transform: none;
  }

  .page-news .topic-card:hover .topic-card__media img {
    transform: none;
  }
}