.page-news {
  --news-line: rgba(140,147,168,.2);
  --news-tint: rgba(46,242,176,.08);
  --news-gap: clamp(26px, 4vw, 56px);
  color: var(--chalk);
  overflow-x: hidden;
}

.page-news .container {
  width: 100%;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(28px, 5vw, 54px);
  border-bottom: 1px solid var(--news-line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(139,92,246,.22) 0%, rgba(139,92,246,0) 58%),
    radial-gradient(90% 70% at 4% 100%, rgba(46,242,176,.12) 0%, rgba(46,242,176,0) 62%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(180deg, rgba(140,147,168,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,147,168,.07) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 78%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 78%);
}

.page-news .news-hero > .container {
  position: relative;
  z-index: 1;
}

.page-news .news-hero .eyebrow {
  color: var(--mint);
}

.page-news .news-hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(30px, 6vw, 60px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.01em;
  max-width: 18em;
}

.page-news .news-hero .lead {
  max-width: 62ch;
  color: var(--steel);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-news .hero-pulse {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--news-line);
  border: 1px solid var(--news-line);
  border-radius: 10px;
  overflow: hidden;
}

.page-news .hero-pulse li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 12px;
  background: var(--panel);
}

.page-news .pulse-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--mint);
}

.page-news .hero-pulse li:nth-child(2) .pulse-num {
  color: var(--purple);
}

.page-news .hero-pulse li:nth-child(3) .pulse-num {
  color: var(--ice);
}

.page-news .pulse-label {
  font-size: 12px;
  color: var(--steel);
  line-height: 1.5;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  padding: clamp(40px, 6vw, 84px) 0;
  border-bottom: 1px solid var(--news-line);
}

.page-news .rhythm-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .rhythm-copy h2 {
  margin: 10px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 900;
  line-height: 1.2;
}

.page-news .rhythm-copy > p {
  margin: 0 0 22px;
  color: var(--steel);
  line-height: 1.85;
  font-size: 15px;
}

.page-news .rhythm-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .rhythm-points li {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 12px 14px;
  background: var(--panel);
  border: 1px solid var(--news-line);
  border-left: 3px solid var(--purple);
  border-radius: 0 10px 10px 0;
}

.page-news .rhythm-points li:nth-child(2) {
  border-left-color: var(--mint);
}

.page-news .rhythm-points li:nth-child(3) {
  border-left-color: var(--amber);
}

.page-news .point-day {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--chalk);
  padding: 3px 0;
  border-bottom: 2px solid var(--line-mid);
}

.page-news .point-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-news .rhythm-media {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-news .rhythm-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .media-caption {
  padding: 10px 14px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 公告列表 ---------- */
.page-news .news-feed {
  padding: clamp(40px, 6vw, 84px) 0;
  background:
    linear-gradient(180deg, rgba(59,29,110,.22) 0%, rgba(7,9,15,0) 46%),
    var(--void);
}

.page-news .feed-head {
  max-width: 74ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-news .feed-head h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 900;
  line-height: 1.2;
}

.page-news .feed-head .section-note {
  margin: 0 0 20px;
  color: var(--steel);
  line-height: 1.85;
  font-size: 15px;
}

.page-news .feed-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .feed-filter .chip {
  text-decoration: none;
  text-align: center;
}

.page-news .feed-banner {
  position: relative;
  margin: 0 0 clamp(26px, 4vw, 44px);
  border: 1px solid var(--news-line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
}

.page-news .feed-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .feed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .rail-title {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-news .feed-rail-track {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 28px;
}

.page-news .feed-rail-track::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--mint), var(--purple));
}

.page-news .rail-node {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  text-decoration: none;
  color: var(--chalk);
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-news .rail-node::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--panel);
  border: 2px solid var(--mint);
}

.page-news .rail-node:nth-child(2)::before {
  border-color: var(--purple);
}

.page-news .rail-node:nth-child(3)::before {
  border-color: var(--ice);
}

.page-news .rail-node:hover,
.page-news .rail-node:focus-visible {
  background: var(--panel);
  border-color: var(--news-line);
}

.page-news .rail-name {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-news .rail-meta {
  font-size: 11px;
  color: steel;
  color: var(--steel);
}

.page-news .news-group {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

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

.page-news .news-group-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.page-news .news-group-label {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mint);
  background: rgba(46,242,176,.1);
  border-left: 3px solid var(--mint);
  padding: 5px 16px 5px 10px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .news-group-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel);
}

.page-news .news-items {
  display: grid;
  gap: 10px;
}

.page-news .news-item {
  position: relative;
  display: grid;
  gap: 7px;
  padding: 16px 16px 16px 18px;
  background: var(--panel);
  border: 1px solid var(--news-line);
  border-left: 3px solid var(--steel);
  border-radius: 0 12px 12px 0;
  transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-news .news-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(0,0,0,.4);
}

.page-news .news-item[data-cat="version"] { border-left-color: var(--purple); }
.page-news .news-item[data-cat="data"]    { border-left-color: var(--mint); }
.page-news .news-item[data-cat="observe"] { border-left-color: var(--orange); }
.page-news .news-item[data-cat="guide"]   { border-left-color: var(--ice); }
.page-news .news-item[data-cat="coop"]    { border-left-color: var(--amber); }
.page-news .news-item[data-cat="help"]    { border-left-color: var(--steel); }

.page-news .news-item[data-cat="version"]:hover { border-color: rgba(139,92,246,.5); }
.page-news .news-item[data-cat="data"]:hover    { border-color: rgba(46,242,176,.5); }
.page-news .news-item[data-cat="observe"]:hover { border-color: rgba(255,122,26,.5); }
.page-news .news-item[data-cat="guide"]:hover   { border-color: rgba(95,200,255,.5); }
.page-news .news-item[data-cat="coop"]:hover    { border-color: rgba(255,200,87,.5); }

.page-news .news-tag {
  justify-self: start;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: 3px;
  background: rgba(140,147,168,.16);
  color: var(--steel);
}

.page-news .news-tag--version { background: rgba(139,92,246,.2); color: #BEA6FF; }
.page-news .news-tag--data    { background: rgba(46,242,176,.14); color: var(--mint); }
.page-news .news-tag--observe { background: rgba(255,122,26,.16); color: #FFA35C; }
.page-news .news-tag--guide   { background: rgba(95,200,255,.14); color: var(--ice); }
.page-news .news-tag--coop    { background: rgba(255,200,87,.14); color: var(--amber); }
.page-news .news-tag--help    { background: rgba(140,147,168,.18); color: var(--steel); }

.page-news .news-item-title {
  margin: 0;
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
  line-height: 1.55;
}

.page-news .news-item-title a {
  color: var(--chalk);
  text-decoration: none;
  background-image: linear-gradient(var(--mint), var(--mint));
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size .3s var(--ease), color .2s var(--ease);
}

.page-news .news-item-title a:hover,
.page-news .news-item-title a:focus-visible {
  color: var(--mint);
  background-size: 100% 1px;
}

.page-news .news-item-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .news-item-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel);
  opacity: .85;
}

/* ---------- 版本档案 ---------- */
.page-news .news-versions {
  padding: clamp(40px, 6vw, 84px) 0;
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  background:
    repeating-linear-gradient(90deg, rgba(139,92,246,.05) 0 1px, transparent 1px 96px),
    var(--panel-deep);
}

.page-news .versions-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .versions-intro h2 {
  margin: 10px 0 16px;
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 900;
  line-height: 1.2;
}

.page-news .versions-intro > p {
  margin: 0 0 22px;
  color: var(--steel);
  line-height: 1.85;
  font-size: 15px;
}

.page-news .versions-media {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
}

.page-news .versions-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .versions-list {
  display: grid;
  gap: 10px;
}

.page-news .version-item {
  border: 1px solid var(--news-line);
  border-radius: 12px;
  background: var(--panel);
  overflow: hidden;
  transition: border-color .25s var(--ease);
}

.page-news .version-item[open] {
  border-color: rgba(139,92,246,.55);
}

.page-news .version-item:hover {
  border-color: var(--line-mid);
}

.page-news .version-summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .version-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--mint);
}

.page-news .version-item[open] .version-summary::after {
  content: "–";
}

.page-news .version-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--void);
  background: var(--mint);
  padding: 3px 8px;
  border-radius: 3px;
}

.page-news .version-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--chalk);
  line-height: 1.5;
}

.page-news .version-when {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel);
}

.page-news .version-body {
  padding: 0 16px 18px;
  border-top: 1px solid var(--news-line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-news .version-body p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--steel);
}

.page-news .version-body ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-news .version-body li {
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

.page-news .version-body li::marker {
  color: var(--purple);
}

/* ---------- 联赛观察 ---------- */
.page-news .news-observe {
  padding: clamp(40px, 6vw, 84px) 0;
}

.page-news .observe-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-bottom: clamp(22px, 3.5vw, 36px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .observe-head h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 900;
  line-height: 1.2;
  max-width: 20em;
}

.page-news .observe-note {
  margin: 0;
  color: var(--steel);
  line-height: 1.85;
  font-size: 15px;
  max-width: 46ch;
}

.page-news .observe-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  align-items: start;
}

.page-news .observe-media {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
  clip-path: polygon(18px 0, 100% 0, 100% 100%, 0 100%, 0 18px);
}

.page-news .observe-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .observe-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .observe-list li {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 16px 16px 16px 20px;
  background: var(--panel);
  border: 1px solid var(--news-line);
  border-radius: 0 12px 12px 0;
  border-left: 3px solid var(--orange);
}

.page-news .observe-list li:nth-child(2) {
  border-left-color: var(--purple);
}

.page-news .observe-list li:nth-child(3) {
  border-left-color: var(--ice);
}

.page-news .observe-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--steel);
}

.page-news .observe-list h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--chalk);
}

.page-news .observe-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 订阅与纠错 ---------- */
.page-news .news-subscribe {
  padding: 0 0 clamp(48px, 7vw, 96px);
}

.page-news .sub-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 40px);
  padding: clamp(22px, 3.6vw, 44px);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(139,92,246,.24) 0%, rgba(139,92,246,0) 60%),
    var(--panel);
  border: 1px solid var(--line-purple);
}

.page-news .sub-copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 900;
  line-height: 1.25;
}

.page-news .sub-copy > p {
  margin: 0 0 18px;
  color: var(--steel);
  line-height: 1.85;
  font-size: 15px;
}

.page-news .sub-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .sub-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .sub-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.page-news .sub-list strong {
  color: var(--chalk);
  font-weight: 700;
}

.page-news .sub-contact {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--news-line);
  border-radius: 10px;
  background: var(--panel-deep);
}

.page-news .sub-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-news .sub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .hero-pulse li {
    padding: 18px 20px;
  }

  .page-news .observe-head {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
  }

  .page-news .feed-banner img {
    aspect-ratio: 3 / 2;
  }
}

@media (min-width: 900px) {
  .page-news .rhythm-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-news .feed-grid {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-news .feed-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }

  .page-news .versions-layout {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(32px, 4.5vw, 64px);
  }

  .page-news .versions-intro {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }

  .page-news .observe-grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: clamp(32px, 4vw, 52px);
  }

  .page-news .sub-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-news .news-hero h1 {
    letter-spacing: -.015em;
  }

  .page-news .observe-list {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .rail-node,
  .page-news .news-item-title a,
  .page-news .version-item {
    transition: none;
  }

  .page-news .news-item:hover {
    transform: none;
  }
}
<<<END>>>