.page-news {
  --news-alt: #EAE6DC;
  --news-fix-bg: #E7E3D9;
  --news-soft: #FBFAF6;
  padding-bottom: clamp(2rem, 6vw, 4rem);
}

.page-news .news-block {
  padding-block: clamp(2.5rem, 7vw, 5rem);
}

.page-news .news-head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .news-head h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .news-head__lede {
  margin: 0;
  color: var(--index-gray);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(1.5rem, 5vw, 3.5rem) clamp(2rem, 5vw, 3rem);
}

.page-news .news-hero h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(2rem, 7.2vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  font-weight: 900;
  color: var(--ink);
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 1.25rem 0 0;
  max-width: 58ch;
  color: var(--ink);
  opacity: 0.86;
}

.page-news .news-stats {
  list-style: none;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.page-news .news-stats__item {
  background: var(--paper);
  padding: 0.9rem 0.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-news .news-stats__num {
  font-size: clamp(1.5rem, 4.5vw, 2.2rem);
  line-height: 1;
  color: var(--ink);
  font-weight: 600;
}

.page-news .news-stats__label {
  font-size: 0.78rem;
  color: var(--index-gray);
  letter-spacing: 0.02em;
}

/* ---------- 总览 ---------- */
.page-news .news-overview {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-overview__main h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-news .news-overview__main p {
  margin: 0 0 1rem;
  max-width: 60ch;
  line-height: 1.75;
}

.page-news .news-overview__main .btn {
  margin-top: 0.5rem;
}

.page-news .news-batch {
  padding: 1.25rem 1.35rem 1.4rem;
}

.page-news .news-batch__label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-news .news-batch__month {
  margin: 0.4rem 0 1rem;
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-news .news-batch__meta {
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.page-news .news-batch__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-top: 0.55rem;
  border-top: 1px solid rgba(251, 250, 246, 0.16);
}

.page-news .news-batch__row dt {
  font-size: 0.8rem;
  opacity: 0.72;
}

.page-news .news-batch__row dd {
  margin: 0;
  font-size: 0.88rem;
  text-align: right;
}

/* ---------- 图片 ---------- */
.page-news .news-shot {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
}

.page-news .news-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  object-fit: cover;
  background: var(--white);
}

.page-news .news-shot__cap {
  margin: 0.55rem 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--index-gray);
}

.page-news .news-shot--inset {
  max-width: 640px;
}

.page-news .news-shot--sub {
  margin: 0;
}

/* ---------- 吸顶月份条 ---------- */
.page-news .news-filter {
  position: sticky;
  top: var(--bar-h);
  z-index: 6;
  background: rgba(242, 239, 232, 0.95);
  border-block: 1px solid var(--line);
  padding-block: 0.6rem;
}

.page-news .news-filter__inner {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.page-news .news-filter__label {
  flex: 0 0 auto;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--index-gray);
}

.page-news .news-filter__chips {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding-block: 0.15rem;
}

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

.page-news .news-filter__chip {
  flex: 0 0 auto;
  display: inline-block;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
  transition: background 180ms ease-out, border-color 180ms ease-out;
}

.page-news .news-filter__chip:hover,
.page-news .news-filter__chip:focus-visible {
  border-color: var(--orange);
  background: var(--orange-mist);
}

.page-news .news-filter__chip[aria-current="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

/* ---------- 条目 ---------- */
.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-news .log-list--lead {
  gap: 0.6rem;
}

.page-news .log-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.45rem 0.75rem;
  align-items: start;
  background: var(--white);
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-left-style: solid;
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem 0.9rem;
  transition: transform 180ms ease-out, box-shadow 180ms ease-out;
}

.page-news .log-item__num {
  grid-column: 1 / -1;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--index-gray);
}

.page-news .log-item__body {
  grid-column: 1 / -1;
  min-width: 0;
}

.page-news .log-item__title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.page-news .log-item__desc {
  margin: 0.3rem 0 0;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--index-gray);
}

.page-news .log-item__tag {
  justify-self: start;
  align-self: center;
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  line-height: 1.5;
  white-space: nowrap;
}

.page-news .log-item__scope {
  justify-self: end;
  align-self: center;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--index-gray);
  white-space: nowrap;
}

.page-news .log-item--new {
  border-left-color: var(--celadon);
}

.page-news .log-item--new .log-item__tag {
  background: var(--celadon-mist);
  color: var(--ink);
}

.page-news .log-item--adjust {
  border-left-color: var(--orange);
}

.page-news .log-item--adjust .log-item__tag {
  background: var(--orange-mist);
  color: var(--ink);
}

.page-news .log-item--fix {
  border-left-color: var(--index-gray);
}

.page-news .log-item--fix .log-item__tag {
  background: var(--news-fix-bg);
  color: var(--ink-panel);
}

.page-news .log-item--retire {
  border-left-color: var(--rust);
}

.page-news .log-item--retire .log-item__tag {
  background: var(--news-fix-bg);
  color: var(--rust);
}

.page-news .log-item--retire .log-item__title {
  color: var(--index-gray);
}

/* ---------- 月份块 ---------- */
.page-news .month-block {
  display: grid;
  gap: 1rem;
  padding-block: clamp(1.5rem, 4vw, 2.25rem);
  border-top: 1px solid var(--line);
}

.page-news .month-block--alt {
  background: var(--news-alt);
  border-top-color: transparent;
  border-radius: var(--radius-lg);
  padding: clamp(1.1rem, 3vw, 1.75rem);
  margin-block: 0.5rem;
}

.page-news .month-block__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.page-news .month-block__month {
  margin: 0;
  font-size: clamp(2rem, 7vw, 3rem);
  line-height: 0.9;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.03em;
}

.page-news .month-block__year {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--index-gray);
}

.page-news .month-block__count {
  margin: 0 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--rust);
}

.page-news .month-block__body {
  position: relative;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
}

/* ---------- 类型说明 ---------- */
.page-news .type-grid {
  display: grid;
  gap: 0.8rem;
}

.page-news .type-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.15rem 1.2rem;
}

.page-news .type-card__tag {
  display: inline-block;
  padding: 0.22rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  background: var(--news-fix-bg);
  color: var(--ink);
}

.page-news .type-card--new .type-card__tag {
  background: var(--celadon-mist);
}

.page-news .type-card--adjust .type-card__tag {
  background: var(--orange-mist);
}

.page-news .type-card--retire .type-card__tag {
  color: var(--rust);
}

.page-news .type-card__title {
  margin: 0.7rem 0 0.4rem;
  font-size: 1.02rem;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .type-card__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--index-gray);
}

.page-news .news-note {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--index-gray);
  max-width: 62ch;
}

.page-news .news-link {
  color: var(--rust);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-link:hover,
.page-news .news-link:focus-visible {
  color: var(--orange);
}

/* ---------- 版本线脉冲 ---------- */
.page-news .news-pulse-wrap {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-pulse-text h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-news .news-pulse-text p {
  margin: 0 0 0.9rem;
  max-width: 56ch;
  line-height: 1.75;
}

.page-news .news-pulse-text .btn {
  margin-top: 0.35rem;
}

.page-news .news-pulse {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1rem 1.1rem 0.9rem;
}

.page-news .news-pulse svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .pulse-axis {
  stroke: var(--line);
  stroke-width: 1;
}

.page-news .pulse-bar {
  transition: opacity 180ms ease-out;
}

.page-news .pulse-bar--a {
  fill: var(--celadon);
}

.page-news .pulse-bar--b {
  fill: var(--rust);
}

.page-news .pulse-bar--c {
  fill: var(--index-gray);
}

.page-news .pulse-label {
  font-family: var(--mono);
  font-size: 9px;
  fill: var(--index-gray);
  letter-spacing: 0.02em;
}

.page-news .pulse-tick {
  font-family: var(--mono);
  font-size: 7px;
  fill: var(--index-gray);
  text-anchor: middle;
}

.page-news .news-pulse .news-shot__cap {
  margin-top: 0.6rem;
}

/* ---------- 订阅 ---------- */
.page-news .sub-grid {
  display: grid;
  gap: 0.8rem;
}

.page-news .sub-card {
  background: var(--ink);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.2rem 1.3rem;
}

.page-news .sub-card__tag {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--celadon);
}

.page-news .sub-card__title {
  margin: 0.55rem 0 0.45rem;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--white);
}

.page-news .sub-card__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.65;
  color: rgba(251, 250, 246, 0.76);
}

.page-news .sub-cta {
  margin-top: clamp(1.25rem, 3vw, 2rem);
  display: grid;
  gap: 1.25rem;
  background: var(--orange-mist);
  border-radius: var(--radius-lg);
  padding: clamp(1.1rem, 3vw, 1.75rem);
}

.page-news .sub-cta__text p {
  margin: 0 0 1rem;
  max-width: 52ch;
  line-height: 1.7;
  color: var(--ink);
}

.page-news .sub-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 页尾索引 ---------- */
.page-news .news-links__title {
  margin: 0 0 1rem;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: var(--ink);
}

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

.page-news .news-links__link {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding: 0.9rem 0.15rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.5;
  transition: color 180ms ease-out, padding-left 180ms ease-out;
}

.page-news .news-links__num {
  flex: 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--rust);
}

.page-news .news-links__link:hover,
.page-news .news-links__link:focus-visible {
  color: var(--rust);
  padding-left: 0.4rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-news .news-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-stats__item {
    padding-inline: 0.75rem;
  }

  .page-news .type-grid,
  .page-news .sub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .log-item {
    grid-template-columns: 104px minmax(0, 1fr) auto auto;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.1rem;
  }

  .page-news .log-item__num {
    grid-column: 1;
  }

  .page-news .log-item__body {
    grid-column: 2;
  }

  .page-news .log-item__desc {
    margin-top: 0.2rem;
  }

  .page-news .log-item__tag {
    grid-column: 3;
    align-self: center;
  }

  .page-news .log-item__scope {
    grid-column: 4;
  }

  .page-news .month-block__body {
    padding-left: 1.5rem;
  }
}

@media (min-width: 880px) {
  .page-news .month-block {
    grid-template-columns: minmax(110px, 150px) minmax(0, 1fr);
    gap: clamp(1.25rem, 3.5vw, 2.5rem);
    align-items: start;
  }

  .page-news .month-block__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    position: sticky;
    top: calc(var(--bar-h) + 4.5rem);
  }

  .page-news .month-block__count {
    margin-left: 0;
  }

  .page-news .news-filter {
    top: 0;
  }
}

@media (min-width: 960px) {
  .page-news .news-overview {
    grid-template-columns: minmax(0, 1fr) 310px;
    align-items: start;
  }

  .page-news .news-pulse-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    align-items: center;
  }

  .page-news .sub-cta {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    align-items: center;
  }

  .page-news .type-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 1080px) {
  .page-news .log-list--lead .log-item:nth-child(even) {
    margin-left: 28px;
  }

  .page-news .log-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(11, 31, 51, 0.07);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item,
  .page-news .news-filter__chip,
  .page-news .news-links__link,
  .page-news .pulse-bar {
    transition: none;
  }

  .page-news .log-item:hover {
    transform: none;
  }
}