.page-news {
  --news-line: rgba(43, 227, 198, 0.16);
  --news-line-soft: rgba(43, 227, 198, 0.1);
  --news-text-soft: rgba(234, 247, 243, 0.76);
  --news-text-dim: rgba(234, 247, 243, 0.58);
  --news-ink-soft: #3E5751;
  background: var(--ink-900);
  color: var(--text-dark);
  font-family: var(--font-body);
  padding-bottom: 64px;
  overflow-x: hidden;
}

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

/* ---------- 骨架：侧轨 + 内容 ---------- */
.page-news__shell {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-news__body {
  min-width: 0;
}

/* ---------- 索引窄轨 ---------- */
.page-news__rail {
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  margin: 0 calc(var(--gutter) * -1);
  padding: 9px var(--gutter);
  background: linear-gradient(180deg, rgba(6, 17, 15, 0.97) 62%, rgba(6, 17, 15, 0.84));
  border-bottom: 1px solid var(--news-line);
}

.page-news__rail-label {
  display: none;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--mist-400);
}

.page-news__rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-news__rail-list::-webkit-scrollbar {
  display: none;
}

.page-news__rail-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  padding: 7px 13px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(43, 227, 198, 0.28);
  color: var(--text-dark);
  text-decoration: none;
  font-size: 12px;
  line-height: 1;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news__rail-link:hover,
.page-news__rail-link:focus-visible {
  background: rgba(43, 227, 198, 0.16);
  border-color: var(--cyan-500);
}

.page-news__rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-500);
}

.page-news__rail-text {
  font-size: 12px;
}

/* ---------- 首屏 ---------- */
.page-news__hero {
  padding: 26px 0 4px;
}

.page-news__hero-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.9rem, 5.6vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}

.page-news__lead {
  margin: 16px 0 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--news-text-soft);
}

.page-news__hero-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news__hero-visual {
  min-width: 0;
}

.page-news__hero-media {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid rgba(43, 227, 198, 0.2);
  background: var(--ink-800);
}

.page-news__stats {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-news__stat {
  background: var(--ink-700);
  border: 1px solid var(--news-line-soft);
  border-radius: var(--radius-m);
  padding: 12px 10px 13px;
}

.page-news__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--cyan-500);
}

.page-news__stat-k {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--news-text-dim);
}

/* ---------- 通用章节 ---------- */
.page-news__section {
  padding-top: 46px;
  scroll-margin-top: calc(var(--header-h) + 62px);
}

.page-news__intro {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--news-text-soft);
}

.page-news__figure {
  margin: 22px 0 0;
}

.page-news__figure img {
  width: 100%;
  border-radius: var(--radius-l);
  border: 1px solid var(--news-line);
}

.page-news__figure-cap {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-text-dim);
}

/* ---------- 01 复盘条目流 ---------- */
.page-news__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--news-line);
}

.page-news__item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 10px 20px 12px;
  border-bottom: 1px solid var(--news-line-soft);
  border-left: 3px solid transparent;
  transition: background 200ms var(--ease), border-left-color 200ms var(--ease);
}

.page-news__item:hover,
.page-news__item:focus-within {
  background: rgba(19, 48, 42, 0.62);
  border-left-color: var(--cyan-500);
}

.page-news__item-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan-500);
  padding-top: 3px;
}

.page-news__item-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--news-text-dim);
}

.page-news__item-title {
  margin: 7px 0 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.06rem;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text-dark);
}

.page-news__item-text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--news-text-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news__item:hover .page-news__item-text,
.page-news__item:focus-within .page-news__item-text {
  display: block;
  overflow: visible;
}

/* ---------- 02 浅底清单区 ---------- */
.page-news__section--paper {
  margin-top: 46px;
  padding: 28px 20px 32px;
  background: var(--paper-50);
  color: var(--text-light);
  border-radius: var(--radius-xl);
}

.page-news__section--paper .section-title {
  color: var(--text-light);
}

.page-news__section--paper .section-num {
  color: var(--jade-600);
}

.page-news__section--paper .page-news__intro {
  color: var(--news-ink-soft);
}

.page-news__dims {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-news__dim {
  background: var(--paper-100);
  border-left: 3px solid var(--cyan-600);
  border-radius: var(--radius-s);
  padding: 13px 14px 15px;
}

.page-news__dim-num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--jade-600);
}

.page-news__dim h4 {
  margin: 6px 0 4px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--text-light);
}

.page-news__dim p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--news-ink-soft);
}

.page-news__section--paper .page-news__figure img {
  border-color: rgba(20, 98, 79, 0.22);
}

.page-news__section--paper .page-news__figure-cap {
  color: #55736C;
}

.page-news__paper-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 03 版本日志 ---------- */
.page-news__logwrap {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news__log-media img {
  width: 100%;
  border-radius: var(--radius-l);
  border: 1px solid var(--news-line);
}

.page-news__log {
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 22px;
  position: relative;
  display: grid;
  gap: 20px;
}

.page-news__log::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(180deg, var(--cyan-500) 0%, var(--jade-600) 58%, rgba(20, 98, 79, 0) 100%);
}

.page-news__log-item {
  position: relative;
}

.page-news__log-item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan-500);
}

.page-news__log-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news__log-when {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--news-text-dim);
}

.page-news__log-text {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--news-text-soft);
}

/* ---------- 04 入口改版 ---------- */
.page-news__revise {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-news__revise-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  background: var(--ink-800);
  border: 1px solid var(--news-line-soft);
  border-radius: var(--radius-m);
  padding: 16px 16px 18px;
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-news__revise-item:hover {
  border-color: rgba(43, 227, 198, 0.34);
  background: var(--ink-700);
}

.page-news__revise-ver {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-500);
}

.page-news__revise-body h3 {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text-dark);
}

.page-news__revise-body p {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--news-text-soft);
}

/* ---------- 05 分类索引 ---------- */
.page-news__tagwrap {
  margin-top: 22px;
}

.page-news__taggroup-title {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist-400);
}

.page-news__taggroup-title:first-child {
  margin-top: 0;
}

.page-news__tags {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news__tag {
  display: inline-block;
  padding: 8px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(43, 227, 198, 0.3);
  background: rgba(19, 48, 42, 0.6);
  color: var(--text-dark);
  text-decoration: none;
  font-size: 13px;
  line-height: 1;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news__tag:hover,
.page-news__tag:focus-visible {
  background: var(--cyan-500);
  border-color: var(--cyan-500);
  color: var(--ink-900);
}

.page-news__tag--on {
  background: var(--cyan-500);
  border-color: var(--cyan-500);
  color: var(--ink-900);
}

.page-news__figure--wide {
  margin-top: 26px;
}

/* ---------- 06 订阅 ---------- */
.page-news__cta {
  position: relative;
  overflow: hidden;
  margin-top: 52px;
  padding: 30px 22px 32px;
  background: var(--ink-800);
  border: 1px solid rgba(43, 227, 198, 0.22);
  border-radius: var(--radius-xl);
  scroll-margin-top: calc(var(--header-h) + 62px);
}

.page-news__cta::after {
  content: "";
  position: absolute;
  top: -140px;
  right: -120px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 34%, rgba(43, 227, 198, 0.4), rgba(20, 98, 79, 0) 68%);
  pointer-events: none;
}

.page-news__cta > * {
  position: relative;
  z-index: 1;
}

.page-news__cta-title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}

.page-news__cta-text {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--news-text-soft);
}

.page-news__cta-actions {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news__cta-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--news-text-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-news__dims {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-news__revise-item {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 16px;
    padding: 18px 20px;
  }

  .page-news__section--paper {
    padding: 34px 28px 40px;
  }
}

@media (min-width: 760px) {
  .page-news {
    padding-bottom: 88px;
  }

  .page-news__hero {
    padding-top: 34px;
  }

  .page-news__item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 20px;
    padding: 22px 16px 24px 18px;
  }

  .page-news__item-title {
    font-size: 1.18rem;
  }

  .page-news__section {
    padding-top: 60px;
  }

  .page-news__section--paper {
    padding: 44px 40px 52px;
  }

  .page-news__cta {
    padding: 40px 40px 44px;
  }
}

@media (min-width: 900px) {
  .page-news__hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: end;
    gap: 40px;
  }

  .page-news__hero-visual {
    margin-bottom: 4px;
  }

  .page-news__logwrap {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 34px;
    align-items: start;
  }

  .page-news__log-media {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (min-width: 1024px) {
  .page-news__shell {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
    padding-top: 26px;
  }

  .page-news__rail {
    top: calc(var(--header-h) + 24px);
    margin: 0;
    padding: 0 18px 0 0;
    background: none;
    border-bottom: 0;
    border-right: 1px solid var(--news-line);
  }

  .page-news__rail-label {
    display: block;
    margin-bottom: 16px;
  }

  .page-news__rail-list {
    flex-direction: column;
    gap: 15px;
    overflow: visible;
  }

  .page-news__rail-link {
    flex-direction: column;
    align-items: flex-start;
    gap: 3px;
    white-space: normal;
    padding: 7px 9px;
    border-radius: var(--radius-xs);
    border-color: transparent;
  }

  .page-news__rail-link:hover,
  .page-news__rail-link:focus-visible {
    background: rgba(43, 227, 198, 0.12);
    border-color: transparent;
  }

  .page-news__rail-num {
    font-size: 12px;
  }

  .page-news__rail-text {
    font-size: 12.5px;
    color: var(--news-text-dim);
  }

  .page-news__hero {
    padding-top: 4px;
  }

  .page-news__dims {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-news__section {
    padding-top: 68px;
  }

  .page-news__section--paper {
    margin-top: 60px;
    padding: 48px 44px 56px;
  }
}

@media (min-width: 1200px) {
  .page-news__stats {
    gap: 12px;
  }

  .page-news__stat {
    padding: 14px 14px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__item,
  .page-news__revise-item,
  .page-news__rail-link,
  .page-news__tag {
    transition-duration: 120ms;
  }
}