.page-news {
  --news-rule: rgba(47, 216, 216, 0.22);
  --news-rule-soft: rgba(107, 118, 131, 0.3);
  --rail-pad: max(var(--gutter), calc((100vw - var(--container)) / 2));
  background: var(--ink-deep);
  color: var(--text);
  overflow-x: clip;
  padding-bottom: clamp(44px, 7vw, 92px);
}

/* ---------- 面包屑与首屏 ---------- */

.page-news > .breadcrumb {
  margin-top: clamp(92px, 12vw, 132px);
  margin-bottom: clamp(16px, 2.6vw, 28px);
}

.page-news .news-masthead {
  display: grid;
  gap: clamp(30px, 5vw, 58px);
  padding-block: clamp(6px, 1.6vw, 18px) clamp(44px, 7vw, 84px);
}

.page-news .news-masthead__lead .eyebrow {
  margin: 0;
}

.page-news .news-masthead__lead h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(32px, 5.4vw, 58px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: #fff;
}

.page-news .news-masthead__intro {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.78;
  color: var(--text-dim);
}

.page-news .news-masthead__meta {
  border-left: 1px solid var(--news-rule);
  padding-left: clamp(18px, 2.4vw, 28px);
}

.page-news .news-masthead__meta-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-news .news-meta-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-news .news-meta-list li + li {
  border-top: 1px solid var(--news-rule-soft);
  padding-top: 10px;
}

.page-news .news-meta-list .numeric {
  flex: 0 0 auto;
  min-width: 4ch;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--cream);
}

.page-news .news-meta-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
}

@media (min-width: 980px) {
  .page-news .news-masthead {
    grid-template-columns: minmax(0, 1fr) minmax(228px, 288px);
    align-items: end;
  }
}

/* ---------- 通用小标题 ---------- */

.page-news .news-band-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.22;
  color: #fff;
}

.page-news .news-band-note {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 六类方向带 ---------- */

.page-news .news-rail {
  border-top: 1px solid var(--news-rule-soft);
  border-bottom: 1px solid var(--news-rule-soft);
}

.page-news .news-rail__scroller {
  margin-top: clamp(22px, 3.4vw, 34px);
  padding-inline: var(--rail-pad);
  padding-block: 6px 18px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) transparent;
}

.page-news .news-rail__scroller::-webkit-scrollbar {
  height: 3px;
}

.page-news .news-rail__scroller::-webkit-scrollbar-thumb {
  background: var(--cyan);
}

.page-news .news-rail__list {
  display: flex;
  gap: 14px;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .cat-chip {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  width: clamp(198px, 62vw, 252px);
  padding: 20px 20px 26px;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(16, 38, 63, 0.96), rgba(10, 26, 47, 0.96));
  border: 1px solid var(--news-rule-soft);
  color: inherit;
  text-decoration: none;
  scroll-snap-align: start;
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-news .cat-chip::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 26px;
  height: 26px;
  background: var(--cyan);
  opacity: 0.45;
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  transition: opacity 200ms ease;
}

.page-news .cat-chip:hover,
.page-news .cat-chip:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-news .cat-chip:hover::after,
.page-news .cat-chip:focus-visible::after {
  opacity: 1;
}

.page-news .cat-chip__name {
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-news .cat-chip__desc {
  font-size: 13px;
  line-height: 1.68;
  color: var(--text-dim);
}

.page-news .news-rail__figure {
  margin-top: clamp(22px, 3.2vw, 34px);
}

.page-news .news-rail__figure .media-frame {
  margin: 0;
}

/* ---------- 更新条目列表 ---------- */

.page-news .news-feed-section {
  padding-block: clamp(44px, 6.5vw, 78px) clamp(20px, 3vw, 36px);
}

.page-news .news-feed-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 28px;
  padding-bottom: clamp(14px, 2vw, 20px);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-feed-head .news-band-note {
  margin: 0;
}

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

.page-news .feed-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding-block: clamp(24px, 3.4vw, 38px);
  border-bottom: 1px solid var(--news-rule-soft);
  scroll-margin-top: 104px;
}

.page-news .feed-item__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border: 1px solid var(--news-rule-soft);
}

.page-news .feed-item__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 2.5vw, 29px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.26;
  color: #fff;
}

.page-news .feed-item__title a {
  color: inherit;
  text-decoration: none;
  background-image: linear-gradient(var(--cyan), var(--cyan));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1px;
  transition: background-size 220ms ease, color 200ms ease;
}

.page-news .feed-item__title a:hover,
.page-news .feed-item__title a:focus-visible {
  color: var(--cyan);
  background-size: 100% 1px;
}

.page-news .feed-item__desc {
  margin: 10px 0 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-dim);
}

.page-news .feed-item__side {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .feed-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

@media (min-width: 900px) {
  .page-news .feed-item {
    grid-template-columns: minmax(0, 1fr) 172px;
    gap: 16px 34px;
    align-items: start;
  }

  .page-news .feed-item--featured {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr) 172px;
  }

  .page-news .feed-item__side {
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
    padding-top: 4px;
    text-align: right;
  }
}

/* ---------- 编辑手记 ---------- */

.page-news .editor-note {
  position: relative;
  margin-block: clamp(30px, 4.4vw, 50px);
  padding: clamp(26px, 3.6vw, 44px) clamp(22px, 3.6vw, 48px);
  background: linear-gradient(135deg, var(--cream) 0%, #E7E0D3 100%);
  color: var(--ink-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-news .editor-note--alt {
  background: linear-gradient(135deg, #EDE8DE 0%, var(--cream) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.page-news .editor-note__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-news .editor-note__text {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: #1B2C42;
}

/* ---------- 每月版本小结 ---------- */

.page-news .news-monthly {
  border-top: 1px solid var(--news-rule-soft);
}

.page-news .monthly {
  margin-top: clamp(24px, 3.4vw, 38px);
  max-width: 860px;
}

.page-news .monthly__item {
  position: relative;
  padding: 0 0 clamp(18px, 2.6vw, 28px) clamp(20px, 2.6vw, 30px);
  border-left: 1px solid var(--news-rule);
}

.page-news .monthly__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-news .monthly__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-news .monthly__item:last-child::before {
  background: var(--moss-soft);
}

.page-news .monthly__item summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 700;
  color: #fff;
}

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

.page-news .monthly__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber);
  transition: transform 200ms ease;
}

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

.page-news .monthly__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .monthly__points {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .monthly__points li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text-dim);
}

.page-news .monthly__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 更新节奏 ---------- */

.page-news .news-pace {
  border-top: 1px solid var(--news-rule-soft);
}

.page-news .news-pace__visual {
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-news .news-pace__visual .media-frame {
  margin: 0;
}

.page-news .pace-list {
  list-style: none;
  margin: clamp(26px, 3.6vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .pace-item {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ink-mid);
  border: 1px solid var(--news-rule-soft);
  border-top: 2px solid var(--cyan);
}

.page-news .pace-item__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-news .pace-item h3 {
  margin: 12px 0 8px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-news .pace-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-dim);
}

@media (min-width: 820px) {
  .page-news .pace-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(18px, 2.8vw, 30px);
  }

  .page-news .pace-item:nth-child(2) {
    margin-top: clamp(18px, 2.6vw, 34px);
  }

  .page-news .pace-item:nth-child(3) {
    margin-top: clamp(36px, 5.2vw, 68px);
  }
}

/* ---------- 回看与联系入口 ---------- */

.page-news .news-follow {
  padding-block: clamp(46px, 6.5vw, 84px) 0;
}

.page-news .news-follow__panel {
  padding: clamp(26px, 3.8vw, 50px);
  background: linear-gradient(140deg, var(--ink-mid) 0%, var(--ink-deep) 72%);
  border: 1px solid var(--news-rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), calc(100% - 40px) 100%, 0 100%);
}

.page-news .follow-links {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .follow-links a {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 20px;
  background: rgba(47, 216, 216, 0.05);
  border-left: 2px solid var(--cyan);
  color: inherit;
  text-decoration: none;
  transition: background 200ms ease, border-color 200ms ease;
}

.page-news .follow-links a:hover,
.page-news .follow-links a:focus-visible {
  background: rgba(47, 216, 216, 0.13);
  border-left-color: var(--amber);
}

.page-news .follow-links__title {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-news .follow-links__desc {
  font-size: 13.5px;
  line-height: 1.66;
  color: var(--text-dim);
}

@media (min-width: 700px) {
  .page-news .follow-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1120px) {
  .page-news .follow-links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 窄屏收口 ---------- */

@media (max-width: 600px) {
  .page-news .news-masthead__meta {
    border-left: none;
    border-top: 1px solid var(--news-rule);
    padding-left: 0;
    padding-top: 18px;
  }

  .page-news .news-rail__list {
    gap: 12px;
  }

  .page-news .editor-note {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  }

  .page-news .editor-note--alt {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  }

  .page-news .news-follow__panel {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cat-chip,
  .page-news .feed-item__title a,
  .page-news .monthly__item summary::after,
  .page-news .follow-links a {
    transition: none;
  }

  .page-news .cat-chip:hover,
  .page-news .cat-chip:focus-visible {
    transform: none;
  }
}