.page-news {
  --rail-w: 216px;
  --news-pad: clamp(18px, 2.6vw, 30px);
}

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

.page-news #latest,
.page-news #series,
.page-news #method,
.page-news #use,
.page-news #contribute,
.page-news .column-card {
  scroll-margin-top: 118px;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(22px, 3.6vw, 48px) clamp(34px, 6vw, 78px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -18%;
  right: -14%;
  width: min(760px, 88vw);
  height: min(600px, 74vh);
  background: linear-gradient(122deg, rgba(240, 78, 35, .34), rgba(255, 122, 69, .07) 58%, transparent 78%);
  clip-path: polygon(34% 0, 100% 0, 100% 74%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -12%;
  bottom: -28%;
  width: min(620px, 76vw);
  height: min(420px, 58vh);
  background: linear-gradient(150deg, rgba(27, 39, 64, .92), rgba(16, 24, 43, 0));
  clip-path: polygon(0 0, 74% 22%, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero-grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-news .news-hero-copy h1 {
  margin: 14px 0 0;
  max-width: 20em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(27px, 4.4vw, 46px);
  line-height: 1.28;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-news .news-hero-copy .section-lead {
  margin-top: clamp(14px, 2vw, 20px);
  max-width: 62ch;
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-news .news-hero-aside {
  display: grid;
  gap: 1px;
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(27, 39, 64, .72), rgba(11, 14, 20, .38));
  box-shadow: var(--shadow-soft);
}

.page-news .news-hero-aside .stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero-aside .stat:last-child {
  border-bottom: 0;
}

.page-news .news-hero-aside .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--flame-hi);
  letter-spacing: .01em;
}

.page-news .news-hero-aside .stat-label {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(230px, .6fr);
    align-items: end;
  }
}

/* ---------- 目录式双栏 ---------- */

.page-news .news-desk {
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-news .desk-grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
}

@media (min-width: 1000px) {
  .page-news .desk-grid {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
  }
}

.page-news .news-rail {
  position: relative;
  min-width: 0;
}

.page-news .rail-label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--steel);
}

.page-news .rail-inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 2px 2px 10px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-news .rail-inner::-webkit-scrollbar {
  display: none;
}

.page-news .rail-link {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(27, 39, 64, .6), rgba(11, 14, 20, .4));
  color: var(--steel);
  text-decoration: none;
  white-space: nowrap;
  font-size: 14px;
  line-height: 1.4;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), box-shadow .22s var(--ease);
}

.page-news .rail-name {
  color: var(--cream);
  font-weight: 600;
}

.page-news .rail-meta {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-news .rail-link:hover,
.page-news .rail-link:focus-visible {
  color: var(--cream);
  border-color: var(--line-strong);
  background: linear-gradient(160deg, rgba(27, 39, 64, .96), rgba(16, 24, 43, .72));
  box-shadow: inset 3px 0 0 var(--flame);
}

@media (min-width: 1000px) {
  .page-news .news-rail {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-news .rail-inner {
    flex-direction: column;
    overflow: visible;
    padding: 0;
    scroll-snap-type: none;
  }

  .page-news .rail-link {
    width: 100%;
  }
}

/* ---------- feed 区块节奏 ---------- */

.page-news .news-feed {
  display: grid;
  gap: clamp(34px, 5vw, 62px);
  min-width: 0;
}

.page-news .feed-block {
  position: relative;
  padding-top: clamp(26px, 4vw, 46px);
}

.page-news .feed-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(240, 78, 35, .5), rgba(154, 166, 188, .16) 42%, rgba(154, 166, 188, 0) 94%);
}

.page-news .feed-block:first-child {
  padding-top: 0;
}

.page-news .feed-block:first-child::before {
  display: none;
}

.page-news .feed-block .section-lead {
  max-width: 68ch;
}

/* ---------- 四类内容 ---------- */

.page-news .column-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .column-card {
  position: relative;
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(168deg, rgba(27, 39, 64, .55), rgba(11, 14, 20, .25));
  transition: border-color .24s var(--ease), background .24s var(--ease);
}

.page-news .column-card:hover {
  border-color: var(--line-strong);
  background: linear-gradient(168deg, rgba(27, 39, 64, .82), rgba(16, 24, 43, .4));
}

.page-news .column-card:target {
  border-color: var(--line-gold);
  box-shadow: 0 0 0 1px rgba(232, 176, 75, .16);
}

.page-news .card-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--flame);
}

.page-news .column-card h3 {
  margin: 9px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.2vw, 21px);
  letter-spacing: .02em;
  color: var(--cream);
}

.page-news .column-card p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel);
}

.page-news .column-card .card-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--flame-hi);
  opacity: .9;
}

@media (min-width: 720px) {
  .page-news .column-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .column-card:first-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 最近更新 ---------- */

.page-news .feature {
  margin-top: clamp(20px, 3vw, 30px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, rgba(27, 39, 64, .52), rgba(11, 14, 20, .32));
  box-shadow: var(--shadow-soft);
}

.page-news .feature-figure {
  margin: 0;
}

.page-news .feature-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-news .feature-body {
  padding: clamp(18px, 2.8vw, 34px);
}

.page-news .feature-body h3 {
  margin: 13px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.36;
  letter-spacing: .015em;
  color: var(--cream);
}

.page-news .feature-body p {
  margin: 0;
  max-width: 72ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--steel);
}

.page-news .feed-list {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.page-news .feed-item {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(168deg, rgba(27, 39, 64, .45), rgba(11, 14, 20, .22));
  transition: border-color .24s var(--ease), background .24s var(--ease);
}

.page-news .feed-item:hover {
  border-color: var(--line-strong);
  background: linear-gradient(168deg, rgba(27, 39, 64, .78), rgba(16, 24, 43, .42));
}

.page-news .feed-item h3 {
  margin: 11px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.44;
  letter-spacing: .015em;
  color: var(--cream);
}

.page-news .feed-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .feed-thumb {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.page-news .feed-thumb img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(.92);
  transition: transform .55s var(--ease), filter .4s var(--ease);
}

.page-news .feed-item:hover .feed-thumb img {
  transform: scale(1.045);
  filter: saturate(1.06);
}

@media (min-width: 780px) {
  .page-news .feed-item {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
  }

  .page-news .feed-item--flip .feed-thumb {
    order: -1;
  }
}

/* ---------- 条目元信息与标签 ---------- */

.page-news .entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--steel);
}

.page-news .tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--steel);
}

.page-news .tag--recap {
  color: var(--flame-hi);
  border-color: rgba(240, 78, 35, .42);
  background: rgba(240, 78, 35, .08);
}

.page-news .tag--move {
  color: var(--gold);
  border-color: var(--line-gold);
  background: rgba(232, 176, 75, .08);
}

.page-news .tag--sched {
  color: var(--green);
  border-color: rgba(46, 125, 91, .5);
  background: rgba(46, 125, 91, .1);
}

.page-news .tag--notes {
  color: var(--cream);
  border-color: var(--line-strong);
  background: rgba(154, 166, 188, .1);
}

/* ---------- 专题序列 ---------- */

.page-news .series-figure {
  margin: clamp(18px, 3vw, 28px) 0 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  aspect-ratio: 12 / 7;
}

.page-news .series-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .series-track {
  display: flex;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 26px);
  padding-bottom: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .series-card {
  flex: 0 0 min(84%, 330px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(27, 39, 64, .74), rgba(11, 14, 20, .34));
  color: inherit;
  text-decoration: none;
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease), transform .24s var(--ease);
}

.page-news .series-card:hover,
.page-news .series-card:focus-visible {
  border-color: var(--line-gold);
  box-shadow: 0 0 0 1px rgba(232, 176, 75, .18), var(--shadow-soft);
  transform: translateY(-3px);
}

.page-news .series-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .series-card h3 {
  margin: 2px 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-news .series-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--steel);
}

.page-news .series-more {
  display: block;
  margin-top: auto;
  padding-top: 12px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--flame-hi);
}

@media (min-width: 860px) {
  .page-news .series-card {
    flex: 0 0 min(44%, 360px);
  }
}

/* ---------- 复盘方法长文 ---------- */

.page-news .method-steps {
  counter-reset: step;
  list-style: none;
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-news .method-steps li {
  position: relative;
  counter-increment: step;
  padding-left: clamp(40px, 5vw, 58px);
}

.page-news .method-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--flame);
}

.page-news .method-steps h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-news .method-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.84;
  color: var(--steel);
}

/* ---------- 用起来 ---------- */

.page-news .use-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-news .use-card {
  display: flex;
  flex-direction: column;
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16, 24, 43, .6);
}

.page-news .use-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-news .use-card p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .use-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

@media (min-width: 760px) {
  .page-news .use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 纠错与选题 ---------- */

.page-news .contribute {
  margin-top: clamp(18px, 3vw, 28px);
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(240, 78, 35, .1), rgba(16, 24, 43, .58) 44%, rgba(11, 14, 20, .32));
}

.page-news .contribute p {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--steel);
}

.page-news .contribute p:last-of-type {
  margin-bottom: 20px;
}

/* ---------- 窄屏与动效降级 ---------- */

@media (max-width: 560px) {
  .page-news .news-hero::before {
    right: -32%;
  }

  .page-news .news-hero::after {
    left: -22%;
  }

  .page-news .series-card {
    flex-basis: 88%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .rail-link,
  .page-news .column-card,
  .page-news .feed-item,
  .page-news .feed-thumb img,
  .page-news .series-card {
    transition: none;
  }

  .page-news .feed-item:hover .feed-thumb img,
  .page-news .series-card:hover {
    transform: none;
  }
}