.page-news {
  --news-side-w: 268px;
  --news-sticky-top: 88px;
  --news-gap: clamp(20px, 3.4vw, 40px);
  --news-glow: 0 0 0 1px rgba(0, 229, 255, .18), 0 0 24px rgba(0, 229, 255, .08);
}

.page-news .mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-news .crumbs {
  padding-block: 18px 4px;
}

/* ---------- 首屏分屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding-block: clamp(26px, 5vw, 54px) clamp(30px, 4.5vw, 56px);
  border-bottom: 1px solid var(--line);
  align-items: end;
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 7.2vw, 4.3rem);
  line-height: 1.03;
  letter-spacing: .035em;
  color: var(--ice);
  margin: 10px 0 0;
}

.page-news .news-hero__lead {
  margin: 18px 0 0;
  color: var(--text);
  font-size: clamp(.98rem, 2.2vw, 1.06rem);
  line-height: 1.8;
  max-width: 54ch;
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px dashed var(--line-rock);
}

.page-news .news-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 104px;
}

.page-news .news-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.6vw, 1.9rem);
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .news-stat__label {
  font-size: .78rem;
  color: var(--silver);
  letter-spacing: .06em;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

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

.page-news .news-hero__visual::before {
  content: "";
  position: absolute;
  inset: -14px -10px auto auto;
  width: 88px;
  height: 88px;
  border-top: 1px solid var(--line-cyan);
  border-right: 1px solid var(--line-cyan);
  pointer-events: none;
}

.page-news .news-hero__cap,
.page-news .news-notices__aside figcaption,
.page-news .news-diff__figure figcaption,
.page-news .news-season__figure figcaption {
  font-size: .76rem;
  color: var(--silver);
  letter-spacing: .04em;
  margin-top: 8px;
  font-family: var(--font-mono);
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: var(--news-gap);
  padding-block: clamp(28px, 4vw, 52px) clamp(40px, 6vw, 76px);
}

.page-news .news-side__inner {
  padding: 18px 16px;
  border-radius: var(--radius);
}

.page-news .news-side__title {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 10px;
}

.page-news .news-side__title + .news-side__list,
.page-news .news-side__list + .news-side__title {
  margin-top: 22px;
}

.page-news .news-side__list,
.page-news .news-side__cat {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-side__link {
  display: block;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  color: var(--text);
  font-size: .9rem;
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.page-news .news-side__link:hover,
.page-news .news-side__link:focus-visible {
  color: var(--ice);
  border-left-color: var(--magenta);
  background: rgba(0, 229, 255, .05);
}

.page-news .news-side__link[aria-current="true"] {
  color: var(--ice);
  border-left-color: var(--cyan);
  background: rgba(0, 229, 255, .08);
}

.page-news .news-side__cat li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line-rock);
}

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

.page-news .news-side__count {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--silver);
}

.page-news .news-side__season {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0 0 12px;
  font-size: .86rem;
  color: var(--text);
}

.page-news .news-side__season .mono {
  color: var(--amber);
  font-size: 1rem;
}

.page-news .news-side__go {
  display: inline-block;
  font-size: .82rem;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
}

.page-news .news-side__go:hover,
.page-news .news-side__go:focus-visible {
  color: var(--ice);
}

/* ---------- 区块通用 ---------- */
.page-news .news-main {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 72px);
  min-width: 0;
}

.page-news .news-block {
  scroll-margin-top: 92px;
}

.page-news .news-block__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.35rem);
  line-height: 1.14;
  letter-spacing: .03em;
  color: var(--ice);
  margin: 8px 0 0;
}

.page-news .news-block__intro {
  margin: 12px 0 0;
  color: var(--text);
  line-height: 1.8;
  max-width: 62ch;
}

/* ---------- 公告条目 ---------- */
.page-news .news-notices {
  display: grid;
  gap: var(--news-gap);
  margin-top: 24px;
}

.page-news .notice-stack {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--line-rock);
  border: 1px solid var(--line-rock);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
}

.page-news .notice {
  background: var(--graphite);
}

.page-news .notice[open] {
  background: linear-gradient(180deg, rgba(0, 59, 70, .55), var(--graphite));
}

.page-news .notice__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .notice__sum:hover,
.page-news .notice__sum:focus-visible {
  background: rgba(0, 229, 255, .06);
  outline: none;
}

.page-news .notice__sum:focus-visible {
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-news .notice__title {
  flex: 1 1 200px;
  margin: 0;
  font-family: var(--font-body);
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ice);
}

.page-news .notice[open] .notice__title {
  color: var(--cyan);
}

.page-news .notice__time {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--silver);
  letter-spacing: .03em;
}

.page-news .notice__desc {
  margin: 0;
  padding: 0 16px 16px;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--text);
  border-top: 1px dashed var(--line-rock);
  padding-top: 12px;
  margin-top: 2px;
}

.page-news .news-notices__aside {
  margin: 0;
  align-self: start;
  max-width: 320px;
}

/* ---------- 时间轴 ---------- */
.page-news .timeline {
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 0 28px;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(0, 229, 255, .35) 55%, rgba(0, 229, 255, .05) 100%);
}

.page-news .timeline__node {
  position: relative;
  padding-bottom: 22px;
}

.page-news .timeline__node:last-child {
  padding-bottom: 0;
}

.page-news .timeline__dot {
  position: absolute;
  left: -27px;
  top: 6px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, .12);
}

.page-news .timeline__node--mark .timeline__dot {
  background: var(--amber);
  border-color: var(--amber);
  box-shadow: 0 0 14px rgba(255, 176, 32, .55);
}

.page-news .timeline__body {
  border: 1px solid var(--line-rock);
  background: var(--graphite);
  border-radius: var(--radius);
  padding: 14px 16px;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-news .timeline__node--mark .timeline__body {
  border-color: rgba(255, 176, 32, .34);
  background: linear-gradient(160deg, rgba(255, 176, 32, .08), var(--graphite) 60%);
}

.page-news .timeline__body:hover {
  border-color: var(--line-cyan);
  box-shadow: var(--news-glow);
}

.page-news .timeline__when {
  margin: 0 0 6px;
  font-size: .74rem;
  color: var(--cyan);
}

.page-news .timeline__node--mark .timeline__when {
  color: var(--amber);
}

.page-news .timeline__body h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--ice);
  font-weight: 600;
}

.page-news .timeline__body p {
  margin: 0 0 10px;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--text);
}

.page-news .timeline__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 版本对照 ---------- */
.page-news .news-diff__figure {
  margin: 24px 0 0;
}

.page-news .diff-scroll {
  margin-top: 20px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news .diff-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: .88rem;
}

.page-news .diff-table__cap {
  caption-side: top;
  text-align: left;
  padding: 14px 16px 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--silver);
  text-transform: uppercase;
}

.page-news .diff-table th {
  text-align: left;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid var(--line-cyan);
  white-space: nowrap;
}

.page-news .diff-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-rock);
  color: var(--text);
  vertical-align: middle;
}

.page-news .diff-table tbody tr:nth-child(even) {
  background: rgba(30, 39, 53, .5);
}

.page-news .diff-table tbody tr:hover {
  background: rgba(0, 229, 255, .07);
}

.page-news .diff-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-news .diff-more {
  margin-top: 18px;
  border: 1px solid var(--line-rock);
  background: var(--graphite);
  border-radius: var(--radius);
}

.page-news .diff-more__sum {
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-news .diff-more__sum::-webkit-details-marker {
  display: none;
}

.page-news .diff-more__sum::before {
  content: "+";
  color: var(--magenta);
  font-size: .95rem;
}

.page-news .diff-more[open] .diff-more__sum::before {
  content: "−";
}

.page-news .diff-more__list {
  list-style: none;
  margin: 0;
  padding: 0 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news .diff-more__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding-top: 8px;
  border-top: 1px dashed var(--line-rock);
  font-size: .86rem;
  color: var(--text);
  line-height: 1.6;
}

.page-news .diff-more__list .mono {
  color: var(--amber);
  font-size: .8rem;
  min-width: 58px;
}

/* ---------- 赛季归档 ---------- */
.page-news .news-season__figure {
  margin: 24px 0 22px;
}

.page-news .season-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-news .season {
  border: 1px solid var(--line-rock);
  background: var(--graphite);
  border-radius: var(--radius);
  padding: 12px 12px 14px;
  transition: border-color .2s ease, transform .2s ease;
}

.page-news .season:hover {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-news .season--current {
  border-color: var(--line-cyan);
  background: linear-gradient(155deg, rgba(0, 59, 70, .8), var(--graphite) 70%);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, .14);
}

.page-news .season__num {
  display: block;
  font-size: .8rem;
  color: var(--cyan);
  letter-spacing: .12em;
}

.page-news .season--current .season__num {
  color: var(--amber);
}

.page-news .season__name {
  margin: 6px 0 4px;
  font-size: .94rem;
  font-weight: 600;
  color: var(--ice);
}

.page-news .season p {
  margin: 0;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--silver);
}

/* ---------- 更新节奏 ---------- */
.page-news .rhythm-grid {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-news .rhythm-card {
  padding: 18px 16px;
}

.page-news .rhythm-card__num {
  margin: 0;
  font-size: 1.7rem;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .rhythm-card h3 {
  margin: 6px 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ice);
}

.page-news .rhythm-card p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--text);
}

.page-news .topic-row {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-rock);
}

.page-news .topic-row__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-news .topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 回访 ---------- */
.page-news .follow-grid {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-news .follow-card {
  display: block;
  padding: 18px 16px;
  border: 1px solid var(--line-rock);
  border-left: 2px solid var(--line-cyan);
  background: var(--graphite);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.page-news .follow-card:hover,
.page-news .follow-card:focus-visible {
  background: linear-gradient(160deg, rgba(0, 229, 255, .1), var(--graphite) 65%);
  border-left-color: var(--magenta);
  transform: translateY(-2px);
  outline: none;
}

.page-news .follow-card__idx {
  display: block;
  font-size: .74rem;
  color: var(--cyan);
  letter-spacing: .16em;
}

.page-news .follow-card h3 {
  margin: 8px 0 6px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ice);
}

.page-news .follow-card p {
  margin: 0 0 12px;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--text);
}

.page-news .follow-card__go {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--magenta);
}

.page-news .follow-note {
  margin: 18px 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--silver);
}

.page-news .follow-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-news .follow-note a:hover,
.page-news .follow-note a:focus-visible {
  color: var(--ice);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .news-notices {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: start;
  }

  .page-news .season-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: 1.06fr .94fr;
  }

  .page-news .news-body {
    grid-template-columns: var(--news-side-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-side {
    position: sticky;
    top: var(--news-sticky-top);
  }

  .page-news .news-notices {
    grid-template-columns: minmax(0, 1fr) 268px;
  }

  .page-news .season-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .rhythm-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .follow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-news .news-hero__lead {
    font-size: 1.08rem;
  }
}

@media (max-width: 619px) {
  .page-news .notice__time {
    width: 100%;
    order: 3;
  }

  .page-news .news-notices__aside {
    max-width: 100%;
  }

  .page-news .timeline {
    padding-left: 24px;
  }

  .page-news .timeline__dot {
    left: -23px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .season,
  .page-news .follow-card,
  .page-news .timeline__body,
  .page-news .notice__sum {
    transition: none;
  }

  .page-news .season:hover,
  .page-news .follow-card:hover {
    transform: none;
  }
}
<<<END>>>