.page-news {
  --news-rail: 240px;
  --news-line: 1px solid rgba(159, 176, 173, 0.2);
  --news-line-strong: 1px solid rgba(159, 176, 173, 0.34);
  background: var(--ink-900);
  color: var(--silver-light);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-block: clamp(1.5rem, 4vw, 3.5rem) clamp(2rem, 4vw, 3rem);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-news .news-hero__title {
  margin: 0.5rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 6rem);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: 0.05em;
  color: var(--paper-100);
}

.page-news .news-hero__lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.8;
  color: var(--silver-light);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--silver);
}

.page-news .news-hero__meta .mono {
  color: var(--lime);
  font-size: 0.8125rem;
  margin-right: 0.35rem;
}

.page-news .news-hero__figure {
  margin: 0;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border: var(--news-line);
}

/* ---------- 置顶公告 ---------- */
.page-news .pin {
  padding-block: clamp(0.5rem, 2vw, 1.5rem);
}

.page-news .pin__inner {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-news .pin__card {
  position: relative;
  background: var(--paper-100);
  color: var(--brown);
  padding: clamp(1.35rem, 4vw, 2.75rem);
  box-shadow: 10px 10px 0 var(--paper-200);
}

.page-news .pin__flags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.page-news .pin__stamp {
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: rgba(42, 33, 27, 0.62);
}

.page-news .pin__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.6vw, 2rem);
  font-weight: 800;
  line-height: 1.38;
  letter-spacing: 0.02em;
  color: var(--brown);
}

.page-news .pin__card p {
  margin: 0 0 0.85rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(42, 33, 27, 0.84);
}

.page-news .pin__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .pin__links .btn--ghost {
  color: var(--brown);
  border-color: rgba(42, 33, 27, 0.36);
}

.page-news .pin__figure {
  margin: 0;
}

.page-news .pin__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: var(--news-line);
}

/* ---------- 公告列表 ---------- */
.page-news .ledger-section {
  padding-block: clamp(2.25rem, 5vw, 4rem);
}

.page-news .ledger-section__head {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .ledger-section__head .section-title {
  margin-top: 0.4rem;
  color: var(--paper-100);
}

.page-news .ledger {
  position: relative;
  display: grid;
  gap: 1.5rem;
}

.page-news .filter-radio {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  clip-path: inset(50%);
}

.page-news .ledger__rail {
  border-top: var(--news-line);
  padding-top: 1rem;
}

.page-news .rail__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-news .rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .rail__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid rgba(159, 176, 173, 0.28);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  color: var(--silver-light);
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease),
    background-color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-news .rail__item:hover {
  color: var(--paper-100);
  border-color: var(--orange);
}

.page-news .rail__count {
  font-size: 0.6875rem;
  color: var(--silver);
}

.page-news #cat-all:checked ~ .ledger__rail label[for="cat-all"],
.page-news #cat-entry:checked ~ .ledger__rail label[for="cat-entry"],
.page-news #cat-download:checked ~ .ledger__rail label[for="cat-download"],
.page-news #cat-record:checked ~ .ledger__rail label[for="cat-record"],
.page-news #cat-mobile:checked ~ .ledger__rail label[for="cat-mobile"] {
  color: var(--orange);
  border-color: var(--orange);
  background: rgba(255, 106, 43, 0.1);
}

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

.page-news .notice-item {
  display: none;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: 0.85rem;
  row-gap: 0.25rem;
  padding: 1.1rem 0.25rem 1.1rem 0;
  border-top: var(--news-line);
  transition: background-color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-news .notice-item:last-child {
  border-bottom: var(--news-line);
}

.page-news .notice-item:hover,
.page-news .notice-item:focus-within {
  background: rgba(198, 242, 78, 0.045);
  padding-left: 0.5rem;
}

.page-news #cat-all:checked ~ .ledger__list .notice-item {
  display: grid;
}

.page-news #cat-entry:checked ~ .ledger__list .notice-item[data-cat="entry"],
.page-news #cat-download:checked ~ .ledger__list .notice-item[data-cat="download"],
.page-news #cat-record:checked ~ .ledger__list .notice-item[data-cat="record"],
.page-news #cat-mobile:checked ~ .ledger__list .notice-item[data-cat="mobile"] {
  display: grid;
}

.page-news .notice__no {
  grid-column: 1;
  grid-row: 1;
  padding-top: 0.3rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--silver);
}

.page-news .notice__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: clamp(0.98rem, 2.4vw, 1.1rem);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--paper-100);
}

.page-news .notice__summary {
  grid-column: 2;
  grid-row: 2;
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--silver);
  transition: max-height 0.3s var(--ease), opacity 0.3s var(--ease),
    margin-top 0.3s var(--ease);
}

.page-news .notice-item:hover .notice__summary,
.page-news .notice-item:focus-within .notice__summary {
  max-height: 8rem;
  opacity: 1;
  margin-top: 0.25rem;
}

@media (hover: none) {
  .page-news .notice__summary {
    max-height: none;
    opacity: 0.86;
    margin-top: 0.25rem;
  }
}

.page-news .notice__meta {
  grid-column: 2;
  grid-row: 3;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.75rem;
  margin-top: 0.35rem;
}

.page-news .notice__date {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-news .notice__cat {
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--lime);
}

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

.page-news .records-shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: var(--news-line);
}

.page-news .records-shot figcaption {
  margin-top: 0.7rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 状态确认 ---------- */
.page-news .check {
  padding-block: clamp(2.25rem, 5vw, 4rem);
}

.page-news .check__inner {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--ink-800);
  border-top: var(--news-line-strong);
  border-bottom: var(--news-line-strong);
}

.page-news .check__head .section-title {
  margin-top: 0.4rem;
  color: var(--paper-100);
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
  line-height: 1.4;
}

.page-news .check__list {
  display: grid;
  gap: 1.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .check__item {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: 0.85rem;
  padding-bottom: 1.35rem;
  border-bottom: var(--news-line);
}

.page-news .check__item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-news .check__no {
  padding-top: 0.2rem;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-news .check__item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--paper-100);
}

.page-news .check__item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 季度归档 ---------- */
.page-news .archive {
  position: relative;
  padding-block: clamp(2.5rem, 5vw, 4rem);
  background: var(--paper-100);
  color: var(--brown);
}

.page-news .archive .eyebrow {
  color: rgba(42, 33, 27, 0.6);
}

.page-news .archive__inner {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.25rem);
}

.page-news .archive__intro .section-title {
  margin: 0.4rem 0 0.9rem;
  color: var(--brown);
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.35;
}

.page-news .archive__lede {
  max-width: 44ch;
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(42, 33, 27, 0.78);
}

.page-news .archive__texture {
  margin: 0;
}

.page-news .archive__texture img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border: 1px solid rgba(42, 33, 27, 0.18);
}

.page-news .archive__groups {
  border-top: 1px solid rgba(42, 33, 27, 0.28);
}

.page-news .archive__group {
  border-bottom: 1px solid rgba(42, 33, 27, 0.28);
}

.page-news .archive__group summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0.2rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  color: rgba(42, 33, 27, 0.82);
  transition: color 0.18s var(--ease);
}

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

.page-news .archive__group summary::after {
  content: "+";
  flex: none;
  font-size: 1rem;
  letter-spacing: 0;
  color: var(--orange);
}

.page-news .archive__group[open] summary::after {
  content: "−";
}

.page-news .archive__group summary:hover {
  color: var(--brown);
}

.page-news .archive__list {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding: 0 0 1.1rem 0.2rem;
  list-style: none;
}

.page-news .archive__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px dotted rgba(42, 33, 27, 0.22);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(42, 33, 27, 0.86);
}

.page-news .archive__when {
  flex: none;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: rgba(42, 33, 27, 0.55);
}

/* ---------- 后续入口 ---------- */
.page-news .next {
  padding-block: clamp(2.25rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem);
}

.page-news .next .section-title {
  color: var(--paper-100);
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
}

.page-news .next__links {
  display: grid;
  gap: 0.9rem;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}

.page-news .next__tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.85rem;
  min-height: 168px;
  text-decoration: none;
}

.page-news .next__kicker {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  opacity: 0.75;
}

.page-news .next__label {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.page-news .next__go {
  font-size: 1.125rem;
  line-height: 1;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .next__links {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-news .pin__inner {
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }

  .page-news .ledger {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-news .ledger__rail {
    position: sticky;
    top: calc(var(--bar-h) + 1.5rem);
    border-top: none;
    border-left: var(--news-line);
    padding: 0 0 0 1.15rem;
  }

  .page-news .rail__list {
    display: block;
  }

  .page-news .rail__item {
    width: 100%;
    padding: 0.7rem 0 0.7rem 1rem;
    border: 0;
    border-left: 3px solid transparent;
    background: none;
  }

  .page-news .notice-item {
    grid-template-columns: 3rem minmax(0, 1fr) 8.5rem;
    padding: 1.25rem 0.5rem 1.25rem 0;
  }

  .page-news .notice__meta {
    grid-column: 3;
    grid-row: 1 / span 2;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 0.3rem;
    margin-top: 0.15rem;
    text-align: right;
  }

  .page-news .records-shot {
    margin-top: 2.5rem;
  }

  .page-news .check__inner {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-news .archive__inner {
    grid-template-columns: 7fr 5fr;
    gap: 2rem clamp(2rem, 4vw, 3.5rem);
  }

  .page-news .archive__intro {
    grid-column: 1;
  }

  .page-news .archive__texture {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
  }

  .page-news .archive__groups {
    grid-column: 1 / -1;
    margin-top: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .notice-item,
  .page-news .notice__summary,
  .page-news .rail__item,
  .page-news .archive__group summary {
    transition: none;
  }
}
<<<END>>>