.page-news {
  --pn-meta: #A9C9C0;
  --pn-rail: 190px;
  position: relative;
  padding-bottom: 88px;
}

/* ---------- 首屏 ---------- */
.page-news .news-intro {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 34px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-intro::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -18%;
  width: min(640px, 96vw);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 32% 34%, rgba(44, 242, 200, .20), transparent 62%),
    radial-gradient(circle at 70% 66%, rgba(138, 107, 255, .18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

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

.page-news .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

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

.page-news .news-intro h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(27px, 6.4vw, 46px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -.012em;
  color: var(--white);
}

.page-news .news-intro .lede {
  margin-top: 18px;
  max-width: 62ch;
  color: var(--pn-meta);
}

.page-news .intro-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 40px);
}

@media (min-width: 560px) {
  .page-news .intro-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .intro-stat {
  padding: 18px 20px 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(30, 90, 72, .9);
  background: linear-gradient(158deg, rgba(18, 59, 49, .82), rgba(11, 42, 34, .58));
}

.page-news .intro-stat .stat__value {
  color: var(--cyan);
  font-size: clamp(26px, 7vw, 36px);
}

.page-news .intro-stat .stat__unit {
  color: var(--cyan);
  font-size: 15px;
  margin-left: 4px;
}

.page-news .intro-stat .stat__label {
  display: block;
  margin-top: 6px;
  color: var(--white);
  font-size: 14px;
  line-height: 1.5;
}

/* ---------- 分类轨道 ---------- */
.page-news .track-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 700px) {
  .page-news .track-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-news .track-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-news .track {
  position: relative;
  overflow: hidden;
  padding: 22px 20px 18px;
  border-radius: var(--radius);
  background: var(--turf);
  border: 1px solid var(--line);
  transition: transform .34s var(--ease), border-color .34s var(--ease);
}

.page-news .track::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .38s var(--ease);
}

.page-news .track--violet::after { background: var(--violet); }
.page-news .track--orange::after { background: var(--orange); }

.page-news .track:hover {
  transform: translateY(-4px);
  border-color: rgba(44, 242, 200, .42);
}

.page-news .track:hover::after { transform: scaleY(1); }

.page-news .track__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .track--violet .track__tag { color: var(--violet); }
.page-news .track--orange .track__tag { color: var(--orange); }

.page-news .track__name {
  margin: 10px 0 8px;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .track__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pn-meta);
}

.page-news .track__count {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(30, 90, 72, .85);
  font-size: 13px;
  color: var(--white);
  letter-spacing: .02em;
}

.page-news .track__count .mono {
  color: var(--cyan);
  font-size: 16px;
  font-weight: 700;
  margin-right: 4px;
}

/* ---------- 条目列表 ---------- */
.page-news .ledger {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 900px) {
  .page-news .ledger {
    grid-template-columns: var(--pn-rail) minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }
  .page-news .ledger__rail {
    position: sticky;
    top: 28px;
  }
}

.page-news .ledger__rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .ledger__rail .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (min-width: 900px) {
  .page-news .ledger__rail .chips {
    flex-direction: column;
    align-items: stretch;
  }
  .page-news .ledger__rail .chip {
    text-align: left;
  }
}

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

.page-news .entry {
  position: relative;
  border-bottom: 1px solid var(--line);
}

.page-news .entry::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
  opacity: 0;
  transition: opacity .3s var(--ease);
  pointer-events: none;
}

.page-news .entry:hover::before,
.page-news .entry[open]::before {
  opacity: 1;
}

.page-news .entry__row {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 20px 44px 20px 16px;
  cursor: pointer;
  list-style: none;
  transition: background .34s var(--ease);
}

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

.page-news .entry__row:hover {
  background: linear-gradient(90deg, rgba(44, 242, 200, .10), rgba(138, 107, 255, .05) 48%, rgba(5, 23, 19, 0) 80%);
}

.page-news .entry[open] .entry__row {
  background: linear-gradient(90deg, rgba(44, 242, 200, .09), rgba(5, 23, 19, 0) 72%);
}

.page-news .entry__row::after {
  content: "+";
  position: absolute;
  top: 20px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform .3s var(--ease);
}

.page-news .entry[open] .entry__row::after {
  transform: rotate(45deg);
}

.page-news .entry__num {
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-news .entry__main {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 0;
}

.page-news .entry__title {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--white);
  transition: color .24s var(--ease);
}

@media (min-width: 720px) {
  .page-news .entry__title { font-size: 19px; }
}

.page-news .entry__row:hover .entry__title { color: var(--cyan); }

.page-news .entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--pn-meta);
}

.page-news .entry__when {
  font-variant-numeric: tabular-nums;
}

.page-news .entry__body {
  padding: 4px 22px 24px 16px;
  border-top: 1px dashed rgba(30, 90, 72, .7);
  margin-top: 2px;
  padding-top: 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-meta);
}

@media (min-width: 720px) {
  .page-news .entry__body {
    margin-left: 52px;
    padding-right: 56px;
  }
}

.page-news .entry__body p {
  margin: 0 0 12px;
}

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

.page-news .entry__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(44, 242, 200, .4);
  text-underline-offset: 4px;
}

.page-news .entry__body a:hover {
  text-decoration-color: var(--cyan);
}

/* ---------- 版本日志 ---------- */
.page-news .figure-frame {
  margin: 0 0 clamp(24px, 3.5vw, 36px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(0deg, rgba(5, 23, 19, .5), rgba(5, 23, 19, .5)),
    repeating-linear-gradient(90deg, rgba(30, 90, 72, .38) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(0deg, rgba(30, 90, 72, .38) 0 1px, transparent 1px 44px),
    var(--turf);
}

.page-news .figure-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-news .figure-frame--wide img {
  aspect-ratio: 2 / 1;
}

.page-news .cycle__figure img {
  aspect-ratio: 2 / 1;
}

.page-news .figure-cap {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pn-meta);
  background: rgba(2, 10, 8, .55);
}

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

.page-news .vlog__item {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 6px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .vlog__v {
  grid-column: 1;
  grid-row: 1;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-news .vlog__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}

.page-news .vlog__desc {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pn-meta);
}

@media (min-width: 760px) {
  .page-news .vlog__item {
    grid-template-columns: 96px minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 24px;
    align-items: baseline;
    padding: 22px 0;
  }
  .page-news .vlog__title {
    grid-column: 2;
    grid-row: 1;
  }
  .page-news .vlog__desc {
    grid-column: 3;
    grid-row: 1;
  }
}

.page-news .vlog__foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pn-meta);
}

.page-news .vlog__foot a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(44, 242, 200, .4);
  text-underline-offset: 4px;
}

/* ---------- 周三更新 ---------- */
.page-news .cycle {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 36px);
  align-items: start;
}

@media (min-width: 980px) {
  .page-news .cycle {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }
  .page-news .cycle__figure {
    position: sticky;
    top: 28px;
    margin-bottom: 0;
  }
}

.page-news .cycle__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .cycle__step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 0;
  border-bottom: 1px dashed rgba(30, 90, 72, .8);
}

.page-news .cycle__step:first-child {
  padding-top: 4px;
}

.page-news .cycle__n {
  grid-column: 1;
  grid-row: 1;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-news .cycle__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}

.page-news .cycle__step p {
  grid-column: 2;
  grid-row: 2;
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-meta);
}

/* ---------- 专题连载 ---------- */
.page-news .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 620px) {
  .page-news .series-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-news .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .series {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--turf);
  transition: transform .36s var(--ease), border-color .36s var(--ease);
}

.page-news .series:hover {
  transform: translateY(-4px);
  border-color: rgba(44, 242, 200, .45);
}

.page-news .series__media {
  aspect-ratio: 10 / 7;
  overflow: hidden;
  background: var(--glass);
}

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

.page-news .series__plate {
  aspect-ratio: 10 / 7;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background:
    radial-gradient(circle at 50% 55%, rgba(138, 107, 255, .34), transparent 66%),
    linear-gradient(150deg, var(--glass), var(--field));
}

.page-news .series__plate-num {
  font-family: var(--font-mono);
  font-size: clamp(48px, 14vw, 72px);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}

.page-news .series__plate-unit {
  font-size: 13px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--white);
}

.page-news .series__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 20px 20px 22px;
}

.page-news .series__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .series--plain .series__tag { color: var(--violet); }

.page-news .series__name {
  margin: 10px 0 8px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .series__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pn-meta);
}

.page-news .series__meta {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--white);
}

.page-news .series__meta .mono {
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .series__link {
  margin: auto 0 0;
  padding-top: 16px;
  font-size: 14px;
}

.page-news .series__link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 242, 200, .45);
  padding-bottom: 2px;
}

.page-news .series__link a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 回看与提醒 ---------- */
.page-news .recall-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 820px) {
  .page-news .recall-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

.page-news .recall {
  display: flex;
  flex-direction: column;
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--turf);
}

.page-news .recall--accent {
  background: linear-gradient(160deg, rgba(18, 59, 49, .95), rgba(11, 42, 34, .8));
  border-color: rgba(44, 242, 200, .4);
}

.page-news .recall__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .recall__title {
  margin: 10px 0 8px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .recall__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pn-meta);
}

.page-news .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(30, 90, 72, .85);
}

.page-news .contact-line:first-of-type {
  margin-top: 18px;
  border-top: none;
  padding-top: 0;
}

.page-news .contact-key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--white);
}

.page-news .contact-value {
  flex: 1 1 160px;
  min-width: 0;
  font-size: 14px;
  color: var(--cyan);
  word-break: break-all;
}

.page-news .contact-line .copy-btn {
  flex: 0 0 auto;
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .track,
  .page-news .series,
  .page-news .entry__row,
  .page-news .entry::before,
  .page-news .entry__row::after {
    transition: none;
  }
  .page-news .track:hover,
  .page-news .series:hover {
    transform: none;
  }
  .page-news .track::after {
    transform: scaleY(1);
  }
}