.page-news {
  --news-rule: rgba(201, 211, 220, 0.16);
  --news-line: rgba(185, 146, 79, 0.28);
  --news-tint: rgba(185, 146, 79, 0.08);
  --news-chip-version: #C9D3DC;
  --news-chip-scope: #B9C6B4;
  --news-chip-entry: #D8C8A8;
  --news-chip-guide: #C8C2D4;
  --news-chip-feedback: #D9B6AE;
  background: var(--ink-800);
  color: var(--mist);
  padding-bottom: 0;
}

.page-news p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
}

.page-news p:last-child {
  margin-bottom: 0;
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  padding: 18px 0 38px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-masthead__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-news .news-masthead__issue {
  color: var(--cinnabar-bright);
  font-weight: 600;
}

.page-news .news-masthead__stamp {
  color: var(--celadon);
  letter-spacing: 0.08em;
}

.page-news .news-masthead__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 6.2vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--paper-light);
  max-width: 20ch;
}

.page-news .news-masthead__lead {
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
  margin: 0;
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: 34px;
  padding-top: 36px;
  padding-bottom: 52px;
}

.page-news .news-index {
  border-top: 2px solid var(--gold);
  padding-top: 12px;
}

.page-news .news-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

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

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

.page-news .news-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  color: var(--cinnabar-bright);
  padding-left: 6px;
}

.page-news .news-index__link:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

.page-news .news-index__no {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-news .news-index__note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--celadon);
}

/* ---------- 头条 ---------- */
.page-news .news-headline {
  display: grid;
  gap: 26px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-headline__kicker {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cinnabar-bright);
}

.page-news .news-headline__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.24;
  color: var(--paper-light);
}

.page-news .news-headline__lead {
  max-width: 42ch;
  color: var(--mist);
}

.page-news .news-headline__points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-news .news-headline__point {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--news-rule);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-headline__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-news .news-headline__figure .figure__frame {
  border: 1px solid var(--news-line);
  background: var(--ink-700);
}

.page-news .figure__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .figure__cap {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

/* ---------- 章节头 ---------- */
.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gold);
  margin-bottom: 20px;
}

.page-news .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.2;
  color: var(--paper-light);
}

.page-news .section-head__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--celadon);
}

/* ---------- 筛选 ---------- */
.page-news .news-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
  background: var(--ink-700);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-filter__chip:hover {
  border-color: var(--gold);
  color: var(--paper-light);
}

.page-news .news-filter__input:focus-visible + .news-filter__chip {
  outline: 2px solid var(--cinnabar-bright);
  outline-offset: 2px;
}

.page-news .news-filter__input:checked + .news-filter__chip {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--paper-light);
}

.page-news .news-filter .tag-count {
  font-family: var(--font-mono);
  font-size: 11px;
  opacity: 0.75;
}

/* ---------- 报告列表 ---------- */
.page-news .report-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .report-row {
  border-bottom: 1px solid var(--news-rule);
}

.page-news .report-row:first-child {
  border-top: 1px solid var(--news-rule);
}

.page-news .report-row__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "tag time"
    "title title";
  gap: 8px 12px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-news .report-row__head::-webkit-details-marker {
  display: none;
}

.page-news .report-row:hover > .report-row__head,
.page-news .report-row__head:focus-visible {
  background: var(--news-tint);
  padding-left: 10px;
}

.page-news .report-row__head:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: -2px;
}

.page-news .report-row__tag {
  grid-area: tag;
  justify-self: start;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  background: var(--celadon);
}

.page-news .report-row__tag--version { background: var(--news-chip-version); }
.page-news .report-row__tag--scope { background: var(--news-chip-scope); }
.page-news .report-row__tag--entry { background: var(--news-chip-entry); }
.page-news .report-row__tag--guide { background: var(--news-chip-guide); }
.page-news .report-row__tag--feedback { background: var(--news-chip-feedback); }

.page-news .report-row__title {
  grid-area: title;
  font-size: 15px;
  line-height: 1.55;
  color: var(--paper-light);
}

.page-news .report-row__time {
  grid-area: time;
  justify-self: end;
  align-self: center;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

.page-news .report-row__body {
  padding: 0 0 18px;
  max-width: 60ch;
}

.page-news .report-row__body p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
  margin: 0 0 8px;
}

.page-news .report-row__meta {
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-news .report-row[open] > .report-row__body {
  animation: news-reveal var(--dur) var(--ease);
}

@keyframes news-reveal {
  from { opacity: 0; transform: translateY(-3px); }
  to { opacity: 1; transform: none; }
}

/* 分类筛选（纯 CSS 渐进增强） */
.page-news .news-reports:has(#flt-version:checked) .report-row:not([data-cat="version"]),
.page-news .news-reports:has(#flt-scope:checked) .report-row:not([data-cat="scope"]),
.page-news .news-reports:has(#flt-entry:checked) .report-row:not([data-cat="entry"]),
.page-news .news-reports:has(#flt-guide:checked) .report-row:not([data-cat="guide"]),
.page-news .news-reports:has(#flt-feedback:checked) .report-row:not([data-cat="feedback"]) {
  display: none;
}

/* ---------- 版本对照通栏 ---------- */
.page-news .news-versions {
  background: var(--ink-900);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  padding: 48px 0 52px;
}

.page-news .news-versions__head {
  margin-bottom: 24px;
}

.page-news .news-versions__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.2;
  color: var(--paper-light);
}

.page-news .news-versions__lead {
  max-width: 52ch;
  color: var(--mist);
}

.page-news .news-versions__figure {
  margin-bottom: 28px;
}

.page-news .news-versions__figure .figure__frame {
  border: 1px solid var(--news-line);
}

.page-news .news-versions__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-news .news-versions__table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
  font-size: 13.5px;
  color: var(--mist);
}

.page-news .news-versions__table th,
.page-news .news-versions__table td {
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-versions__table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-versions__table tbody th {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  color: var(--paper-light);
  white-space: nowrap;
}

.page-news .news-versions__table .cell-list {
  margin: 0;
  padding-left: 16px;
  list-style: square;
}

.page-news .news-versions__table .cell-list li {
  margin-bottom: 4px;
  line-height: 1.6;
}

.page-news .news-versions__table .chg {
  font-family: var(--font-mono);
  color: var(--cinnabar-bright);
}

.page-news .news-versions__note {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 13px;
  color: var(--celadon);
}

/* ---------- 服务范围 ---------- */
.page-news .news-scope {
  padding: 52px 0 46px;
}

.page-news .news-scope__inner {
  display: grid;
  gap: 28px;
}

.page-news .news-scope__figure .figure__frame {
  border: 1px solid var(--news-line);
  background: var(--ink-700);
}

.page-news .scope-stats {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
}

.page-news .scope-stats__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .scope-stats__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--celadon);
}

.page-news .scope-stats__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 入口整理 ---------- */
.page-news .news-entry {
  padding: 0 0 52px;
}

.page-news .news-entry__inner {
  display: grid;
  gap: 26px;
}

.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  align-content: start;
}

.page-news .entry-list__item {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .entry-list__item:last-child {
  border-bottom: 1px solid var(--news-rule);
}

.page-news .entry-list__num {
  font-size: 15px;
  font-weight: 600;
  color: var(--cinnabar-bright);
  letter-spacing: 0.02em;
}

.page-news .entry-list__desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 归档 / 回看 ---------- */
.page-news .news-archive {
  background: var(--paper);
  color: var(--charcoal);
  padding: 48px 0 56px;
}

.page-news .news-archive__inner {
  display: grid;
  gap: 28px;
}

.page-news .news-archive__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.22;
  color: var(--charcoal);
}

.page-news .news-archive p {
  color: var(--charcoal);
  max-width: 46ch;
}

.page-news .archive-links {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .archive-links__item {
  display: flex;
}

.page-news .archive-links__btn {
  font-size: 13px;
}

.page-news .news-archive__figure .figure__frame {
  border: 1px solid var(--paper-line);
  background: var(--paper-light);
}

.page-news .news-archive__figure .figure__cap {
  color: rgba(28, 35, 43, 0.6);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .report-row__head {
    grid-template-columns: 76px minmax(0, 1fr) 64px;
    grid-template-areas: "tag title time";
    align-items: center;
    gap: 16px;
  }

  .page-news .report-row__title {
    font-size: 15.5px;
  }

  .page-news .scope-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 20px;
  }

  .page-news .scope-stats__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

@media (min-width: 860px) {
  .page-news .news-headline {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .news-scope__inner,
  .page-news .news-entry__inner,
  .page-news .news-archive__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .news-entry__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 960px) {
  .page-news .news-body {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 52px;
    padding-top: 44px;
    padding-bottom: 64px;
  }

  .page-news .news-index {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .page-news .news-masthead {
    padding-bottom: 46px;
  }

  .page-news .news-versions {
    padding: 64px 0 68px;
  }

  .page-news .news-scope {
    padding: 64px 0 56px;
  }

  .page-news .news-entry {
    padding-bottom: 64px;
  }

  .page-news .news-archive {
    padding: 64px 0 72px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 64px;
  }

  .page-news .news-headline__point {
    grid-template-columns: 36px minmax(0, 1fr);
    font-size: 15px;
  }
}