.page-news {
  --news-aside-w: 250px;
  --news-cut: 14px;
  background: var(--c-cream);
  color: var(--c-ink);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding: 16px 0 4px;
  font-size: var(--fs-xs);
  font-family: var(--font-head);
}
.page-news .breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--c-muted);
}
.page-news .breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--c-orange-deep);
  opacity: .6;
}
.page-news .breadcrumb a {
  color: var(--c-green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-news .breadcrumb a:hover {
  border-bottom-color: var(--c-orange);
}
.page-news .breadcrumb [aria-current="page"] {
  color: var(--c-ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  background: var(--c-green);
  color: var(--c-cream);
  padding: clamp(26px, 5vw, 52px) 0 clamp(24px, 4vw, 44px);
  overflow: hidden;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(118deg, rgba(253, 246, 236, .07) 0 2px, transparent 2px 15px);
  pointer-events: none;
}
.page-news .news-hero .shell {
  position: relative;
  z-index: 1;
}
.page-news .news-hero .kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .06em;
  color: var(--c-orange-tint);
}
.page-news .news-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(28px, 6.4vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--c-cream);
  max-width: 16em;
}
.page-news .news-hero__lead {
  margin: 0 0 22px;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.8;
  color: rgba(253, 246, 236, .86);
}
.page-news .news-hero__meta {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(253, 246, 236, .3);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-orange-tint);
}
.page-news .news-hero__meta .num {
  color: var(--c-cream);
}

/* ---------- 批次条带 ---------- */
.page-news .batch-band {
  background: var(--c-orange-tint);
  border-bottom: 1px solid var(--c-border);
}
.page-news .batch-band__label {
  margin: 0;
  padding: 12px 0 0;
  font-family: var(--font-head);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--c-orange-deep);
}
.page-news .batch-strip {
  list-style: none;
  margin: 0;
  padding: 8px 0 10px;
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-news .batch-strip__item {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-ink);
  white-space: nowrap;
}
.page-news .batch-strip__item + .batch-strip__item::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 50%;
  width: 1px;
  height: 16px;
  background: var(--c-orange-deep);
  opacity: .32;
  transform: translateY(-50%) rotate(20deg);
}
.page-news .batch-strip__item--current {
  background: var(--c-orange);
  color: var(--c-ink);
  font-weight: 700;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}
.page-news .batch-strip__dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--c-vermilion);
}

/* ---------- 主题簇索引 ---------- */
.page-news .cluster-index-section {
  background: var(--c-cream);
  padding: clamp(22px, 4vw, 38px) 0 clamp(18px, 3vw, 30px);
}
.page-news .cluster-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-news .cluster-index__item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas: "k n" "d d";
  gap: 4px 10px;
  align-items: baseline;
  padding: 16px 18px 18px;
  text-decoration: none;
  color: var(--c-ink);
  border-left: 3px solid var(--c-orange);
  background: var(--c-surface);
  transition: transform var(--t) var(--ease), background-color var(--t) var(--ease);
}
.page-news .cluster-index__k {
  grid-area: k;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: var(--fs-md);
  line-height: 1.25;
}
.page-news .cluster-index__n {
  grid-area: n;
  font-size: var(--fs-xs);
  color: var(--c-muted);
}
.page-news .cluster-index__d {
  grid-area: d;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
}
.page-news .cluster-index__item:hover {
  transform: translateY(-2px);
}
.page-news .cluster-index__item:focus-visible {
  outline: 2px solid var(--c-vermilion);
  outline-offset: 2px;
}
.page-news .cluster-index__item--a {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--news-cut)), calc(100% - var(--news-cut)) 100%, 0 100%);
  border-left-color: var(--c-orange);
}
.page-news .cluster-index__item--b {
  background: var(--c-green-tint);
  border-left-color: var(--c-green);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--news-cut) 100%, 0 calc(100% - var(--news-cut)));
}
.page-news .cluster-index__item--c {
  background: var(--c-orange-tint);
  border-left-color: var(--c-orange-deep);
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, 0 100%);
}
.page-news .cluster-index__item--d {
  border-left-color: var(--c-vermilion);
  clip-path: polygon(var(--news-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--news-cut));
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding: clamp(28px, 5vw, 52px) 0 clamp(40px, 6vw, 72px);
}

/* ---------- 通用区块头 ---------- */
.page-news .news-block {
  scroll-margin-top: 96px;
}
.page-news .news-block + .news-block {
  margin-top: clamp(38px, 6vw, 64px);
}
.page-news .news-block .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 6px;
  align-items: baseline;
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-ink);
}
.page-news .news-block .section-head__num {
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--c-orange-deep);
  line-height: 1;
}
.page-news .news-block .section-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}
.page-news .news-block .section-head__note {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 本批次要点 ---------- */
.page-news .brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .brief-item {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-border);
}
.page-news .brief-item p {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.78;
  color: var(--c-ink);
}
.page-news .tag--access {
  background: var(--c-orange-tint);
  color: var(--c-orange-deep);
}
.page-news .tag--account {
  background: var(--c-surface);
  color: var(--c-vermilion);
  border: 1px solid var(--c-vermilion);
}
.page-news .tag--multi {
  background: var(--c-green-tint);
  color: var(--c-green);
}
.page-news .tag--guide {
  background: var(--c-cream);
  color: var(--c-ink);
  border: 1px solid var(--c-border);
}

/* ---------- 主题簇归档 ---------- */
.page-news .cluster-block {
  margin-top: 30px;
  scroll-margin-top: 100px;
}
.page-news .cluster-block:first-of-type {
  margin-top: 6px;
}
.page-news .cluster-block__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--c-ink);
}
.page-news .cluster-block__title::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  background: var(--c-orange);
  transform: rotate(45deg);
}
.page-news .cluster-block__title::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--c-border);
}
.page-news .cluster-block--account .cluster-block__title::before {
  background: var(--c-vermilion);
}
.page-news .cluster-block--multi .cluster-block__title::before {
  background: var(--c-green);
}
.page-news .cluster-block--guide .cluster-block__title::before {
  background: var(--c-orange-deep);
}
.page-news .post-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .post-item {
  padding: 15px 0 16px;
  border-bottom: 1px dashed var(--c-border);
}
.page-news .post-item__batch {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-orange-deep);
}
.page-news .post-item__title {
  position: relative;
  display: inline-block;
  margin: 0 0 6px;
  padding-bottom: 3px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--c-ink);
}
.page-news .post-item__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--c-orange);
  transition: width var(--t) var(--ease);
}
.page-news .post-item:hover .post-item__title::after {
  width: 100%;
}
.page-news .post-item__excerpt {
  margin: 0;
  max-width: 46em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-muted);
}

/* ---------- 图片 ---------- */
.page-news .cluster-figure {
  margin: 12px 0 14px;
}
.page-news .figure {
  margin: 0 0 20px;
}
.page-news .figure__frame {
  overflow: hidden;
  background: var(--c-orange-tint);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-news .figure__frame--folio {
  background: var(--c-green-tint);
}
.page-news .figure__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-news .figure__caption {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  line-height: 1.65;
  color: var(--c-muted);
}

/* ---------- 更新记录的读法 ---------- */
.page-news .news-steps {
  margin: 4px 0 20px;
  padding-left: 0;
  list-style: none;
}
.page-news .news-steps li {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.78;
  color: var(--c-ink);
}
.page-news .news-steps strong {
  font-family: var(--font-head);
  font-weight: 700;
}
.page-news .news-note {
  margin: 0;
  padding: 14px 16px;
  background: var(--c-green-tint);
  border-left: 3px solid var(--c-green);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink);
}
.page-news a {
  color: var(--c-green);
  text-decoration: none;
  border-bottom: 1px solid var(--c-orange);
}
.page-news a:hover {
  color: var(--c-orange-deep);
}

/* ---------- 读者回看榜 ---------- */
.page-news .read-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-news .read-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: var(--c-green-tint);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--news-cut)), calc(100% - var(--news-cut)) 100%, 0 100%);
}
.page-news .read-item__rank {
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1;
  color: var(--c-orange-deep);
  padding-top: 3px;
}
.page-news .read-item__title {
  margin: 0 0 5px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--c-ink);
}
.page-news .read-item__desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 订阅与提醒 ---------- */
.page-news .subscribe-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.page-news .subscribe-cell {
  padding: 18px 0;
  border-top: 1px solid var(--c-border);
}
.page-news .subscribe-cell:first-child {
  border-top: 0;
  padding-top: 4px;
}
.page-news .subscribe-cell h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--c-green);
}
.page-news .subscribe-cell p {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.78;
  color: var(--c-ink);
}

/* ---------- 投稿与合作 ---------- */
.page-news .contribute {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-news .contribute__col {
  padding: 18px 18px 20px;
  background: var(--c-surface);
  border-top: 3px solid var(--c-orange);
}
.page-news .contribute__col:nth-child(2) {
  border-top-color: var(--c-green);
}
.page-news .contribute__col:nth-child(3) {
  border-top-color: var(--c-vermilion);
}
.page-news .contribute__col h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: var(--fs-base);
  color: var(--c-ink);
}
.page-news .contribute__col p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 右侧窄栏 ---------- */
.page-news .news-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}
.page-news .aside-panel {
  padding: 16px 18px 18px;
  background: var(--c-orange);
  color: var(--c-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-news .aside-panel__label {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
}
.page-news .aside-panel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-lg);
  font-weight: 700;
  line-height: 1.1;
}
.page-news .aside-panel__note {
  margin: 8px 0 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-ink);
  opacity: .8;
}
.page-news .aside-nav__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--c-muted);
}
.page-news .aside-nav ul,
.page-news .aside-batches ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .aside-nav li + li {
  border-top: 1px solid var(--c-border);
}
.page-news .aside-nav a {
  display: block;
  padding: 9px 10px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 0;
  border-left: 3px solid transparent;
  transition: background-color var(--t) var(--ease), border-color var(--t) var(--ease);
}
.page-news .aside-nav a:hover {
  background: var(--c-orange-tint);
  color: var(--c-orange-deep);
}
.page-news .aside-nav a[aria-current="true"],
.page-news .aside-nav a[aria-current="page"] {
  background: var(--c-green-tint);
  border-left-color: var(--c-vermilion);
  color: var(--c-green);
}
.page-news .aside-batches li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--c-muted);
  border-left: 3px solid transparent;
}
.page-news .aside-batches li.is-current {
  background: var(--c-cream);
  border-left-color: var(--c-vermilion);
  color: var(--c-ink);
  font-weight: 600;
}
.page-news .aside-batches .num {
  font-family: var(--font-mono);
  color: var(--c-orange-deep);
}
.page-news .aside-foot {
  margin: 0;
  padding: 12px 14px;
  background: var(--c-green-tint);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 断点：680px ---------- */
@media (min-width: 680px) {
  .page-news .cluster-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .subscribe-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
  }
  .page-news .subscribe-cell {
    border-top: 3px solid var(--c-orange);
    padding: 14px 0 4px;
  }
  .page-news .subscribe-cell:nth-child(2) {
    border-top-color: var(--c-green);
  }
  .page-news .subscribe-cell:nth-child(3) {
    border-top-color: var(--c-vermilion);
  }
  .page-news .subscribe-cell:first-child {
    padding-top: 14px;
  }
  .page-news .contribute {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .brief-item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 6px 16px;
    align-items: start;
  }
  .page-news .brief-item .tag {
    margin-top: 4px;
  }
  .page-news .read-item {
    padding: 18px 22px;
    gap: 18px;
  }
}

/* ---------- 断点：1024px ---------- */
@media (min-width: 1024px) {
  .page-news .cluster-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) var(--news-aside-w);
    gap: 54px;
    align-items: start;
  }
  .page-news .news-aside {
    position: sticky;
    top: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cluster-index__item,
  .page-news .post-item__title::after,
  .page-news .aside-nav a {
    transition: none;
  }
  .page-news .cluster-index__item:hover {
    transform: none;
  }
}