.page-news {
  --news-line: rgba(154, 169, 199, .16);
  --news-card: linear-gradient(158deg, rgba(30, 39, 69, .92), rgba(18, 26, 51, .94));
  color: var(--white);
}

.page-news .wrap {
  padding-inline: 18px;
  padding-bottom: 84px;
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-news .news-crumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 240, 214, .32);
  padding-bottom: 1px;
  transition: border-color .2s var(--ease);
}

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

.page-news .news-crumbs-sep {
  color: rgba(154, 169, 199, .5);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 26px;
  padding: 30px 0 40px;
}

.page-news .news-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 8.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 14px 0 16px;
  color: var(--white);
}

@supports (-webkit-background-clip: text) {
  .page-news .news-hero h1 {
    background: linear-gradient(118deg, #EAF2FF 8%, #3FF0D6 56%, #FF4FA3 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.page-news .news-hero .lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--mist);
  max-width: 46em;
  margin: 0 0 20px;
}

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

.page-news .news-hero-media .media {
  border-radius: var(--r-lg);
}

.page-news .media {
  border-radius: var(--r-lg);
}

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

/* ---------- 章节快捷索引 ---------- */
.page-news .news-jump {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 0 12px;
  margin-bottom: 34px;
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  scrollbar-width: none;
}

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

.page-news .news-jump-link {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid var(--news-line);
  border-radius: 999px;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-jump-link:hover,
.page-news .news-jump-link:focus-visible {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  padding: 6px 0 62px;
}

.page-news .news-section .section-head h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 5.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -.02em;
  margin: 10px 0 12px;
}

.page-news .news-section .section-head > p {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-news .news-section .section-head a,
.page-news .news-revisit a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 240, 214, .34);
}

.page-news .news-section .section-head a:hover,
.page-news .news-revisit a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 专题导览 ---------- */
.page-news .topic-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-news .topic-card {
  position: relative;
  padding: 26px 22px 26px;
  border-radius: var(--r-lg);
  background: var(--news-card);
  border: 1px solid var(--news-line);
  overflow: hidden;
}

.page-news .topic-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--cyan);
}

.page-news .topic-card--magenta::before {
  background: var(--magenta);
}

.page-news .topic-card--amber::before {
  background: var(--amber);
}

.page-news .topic-card::after {
  content: '';
  position: absolute;
  inset: auto -30% -60% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 240, 214, .16), transparent 68%);
  pointer-events: none;
}

.page-news .topic-card--magenta::after {
  background: radial-gradient(circle, rgba(255, 79, 163, .16), transparent 68%);
}

.page-news .topic-card--amber::after {
  background: radial-gradient(circle, rgba(255, 194, 75, .16), transparent 68%);
}

.page-news .topic-num {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-news .topic-card h3 {
  position: relative;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  margin: 12px 0 10px;
}

.page-news .topic-card > p {
  position: relative;
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--mist);
}

.page-news .topic-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .topic-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--white);
  opacity: .88;
}

.page-news .topic-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .58em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-news .topic-card--magenta .topic-list li::before {
  background: var(--magenta);
}

.page-news .topic-card--amber .topic-list li::before {
  background: var(--amber);
}

/* ---------- 最新更新列表 ---------- */
.page-news .updates-layout {
  margin-top: 28px;
}

.page-news .updates-legend {
  display: none;
}

.page-news .tl {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .tl::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--magenta) 44%, var(--amber) 74%, rgba(255, 122, 69, .45));
  opacity: .4;
}

.page-news .tl-item {
  position: relative;
  padding-left: 34px;
  margin-bottom: 16px;
}

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

.page-news .tl-item::before {
  content: '';
  position: absolute;
  left: 1px;
  top: 24px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(63, 240, 214, .12);
}

.page-news .tl-item--magenta::before {
  border-color: var(--magenta);
  box-shadow: 0 0 0 4px rgba(255, 79, 163, .12);
}

.page-news .tl-item--amber::before {
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 194, 75, .12);
}

.page-news .tl-item--alert::before {
  border-color: var(--alert);
  box-shadow: 0 0 0 4px rgba(255, 122, 69, .12);
}

.page-news .tl-card {
  border-radius: var(--r-md);
  background: var(--news-card);
  border: 1px solid var(--news-line);
  overflow: hidden;
  transition: border-color .25s var(--ease);
}

.page-news .tl-card:hover {
  border-color: rgba(63, 240, 214, .34);
}

.page-news .tl-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  width: 100%;
  padding: 18px 20px;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-news .tl-head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-news .tl-title {
  flex: 1 1 220px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
}

.page-news .tl-meta {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .tl-body {
  display: block;
  padding: 16px 20px 20px;
  border-top: 1px solid var(--news-line);
}

.page-news .js .tl-item[data-collapse]:not([data-open]) .tl-body {
  display: none;
}

.page-news .tl-body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

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

/* ---------- 指标解读 ---------- */
.page-news .metrics-layout {
  margin-top: 28px;
  display: grid;
  gap: 24px;
}

.page-news .metrics-panel {
  position: relative;
  padding: 22px 20px 18px;
  border-radius: var(--r-lg);
  border: 1px solid var(--news-line);
  background: linear-gradient(150deg, rgba(30, 39, 69, .96), rgba(11, 16, 32, .98));
  overflow: hidden;
}

.page-news .metrics-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 16% 0%, rgba(63, 240, 214, .15), transparent 62%);
  pointer-events: none;
}

.page-news .metrics-panel-head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--news-line);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-news .mtable {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 4px 0 0;
}

.page-news .mrow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(154, 169, 199, .1);
}

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

.page-news .mrow-v {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-news .mrow-v--r {
  text-align: right;
  color: var(--amber);
}

.page-news .mrow-k {
  font-size: 14px;
  color: var(--mist);
  text-align: center;
  white-space: nowrap;
}

.page-news .metrics-foot {
  position: relative;
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--news-line);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .metrics-read h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 12px;
}

.page-news .metrics-read p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-news .metrics-read a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 240, 214, .34);
}

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

.page-news .news-metrics-media {
  margin-top: 26px;
}

/* ---------- 版本记录 ---------- */
.page-news .versions-layout {
  margin-top: 28px;
  display: grid;
  gap: 24px;
}

.page-news .version-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--news-line);
  background: rgba(18, 26, 51, .72);
}

.page-news .version-card + .version-card {
  margin-top: 14px;
}

.page-news .version-card--current {
  border-color: rgba(63, 240, 214, .38);
  background: linear-gradient(150deg, rgba(63, 240, 214, .1), rgba(18, 26, 51, .92));
}

.page-news .version-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 34px;
  padding: 0 10px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink);
  background: var(--cyan);
}

.page-news .version-card:not(.version-card--current) .version-badge {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--mist);
  font-size: 12px;
  letter-spacing: .12em;
}

.page-news .version-card h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  margin: 0 0 8px;
}

.page-news .version-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--mist);
}

.page-news .version-card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 240, 214, .34);
}

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

/* ---------- 入口调整 ---------- */
.page-news .entries-layout {
  margin-top: 28px;
  display: grid;
  gap: 24px;
}

.page-news .entry-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--news-line);
}

.page-news .entry-step:first-child {
  padding-top: 0;
}

.page-news .entry-step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .entry-idx {
  padding-top: 4px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--magenta);
}

.page-news .entry-step h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 8px;
}

.page-news .entry-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .entry-step a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 240, 214, .34);
}

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

/* ---------- 回访节奏 ---------- */
.page-news .revisit-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .revisit-item {
  position: relative;
  padding: 22px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--news-line);
  background: rgba(18, 26, 51, .6);
  overflow: hidden;
}

.page-news .revisit-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), transparent);
}

.page-news .revisit-item:nth-child(2)::before {
  background: linear-gradient(180deg, var(--magenta), transparent);
}

.page-news .revisit-item:nth-child(3)::before {
  background: linear-gradient(180deg, var(--amber), transparent);
}

.page-news .revisit-when {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-news .revisit-item:nth-child(2) .revisit-when {
  color: var(--magenta);
}

.page-news .revisit-item:nth-child(3) .revisit-when {
  color: var(--amber);
}

.page-news .revisit-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .revisit-foot {
  margin: 26px 0 0;
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px dashed var(--line-strong);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-news .wrap {
    padding-inline: 28px;
  }

  .page-news .news-hero {
    padding: 40px 0 52px;
  }

  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .revisit-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 48px;
    padding: 52px 0 64px;
  }

  .page-news .news-hero .lead {
    font-size: 18px;
  }

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

  .page-news .metrics-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .versions-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 36px;
    align-items: center;
  }

  .page-news .entries-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .revisit-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 960px) {
  .page-news .updates-layout {
    display: grid;
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .updates-legend {
    display: block;
    position: sticky;
    top: 96px;
    padding: 20px 18px;
    border-radius: var(--r-md);
    border: 1px solid var(--news-line);
    background: rgba(18, 26, 51, .72);
  }

  .page-news .legend-title {
    margin: 0 0 14px;
    font-size: 12px;
    letter-spacing: .16em;
    color: var(--mist);
  }

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

  .page-news .legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--white);
  }

  .page-news .legend-dot {
    flex: 0 0 auto;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 0 4px rgba(63, 240, 214, .14);
  }

  .page-news .legend-item--magenta .legend-dot {
    background: var(--magenta);
    box-shadow: 0 0 0 4px rgba(255, 79, 163, .14);
  }

  .page-news .legend-item--amber .legend-dot {
    background: var(--amber);
    box-shadow: 0 0 0 4px rgba(255, 194, 75, .14);
  }

  .page-news .legend-item--alert .legend-dot {
    background: var(--alert);
    box-shadow: 0 0 0 4px rgba(255, 122, 69, .14);
  }

  .page-news .legend-note {
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px solid var(--news-line);
    font-size: 13px;
    line-height: 1.62;
    color: var(--mist);
  }

  .page-news .tl-item {
    padding-left: 38px;
  }

  .page-news .tl-head {
    padding: 20px 24px;
  }

  .page-news .tl-body {
    padding: 18px 24px 22px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero h1 {
    font-size: clamp(46px, 4.4vw, 64px);
  }

  .page-news .news-section {
    padding-bottom: 78px;
  }
}