.page-news {
  --news-caliber: var(--sand-500);
  --news-region: var(--cobalt-700);
  --news-cycle: var(--sand-700);
  --news-warranty: var(--verdigris-700);
  --news-version: var(--violet-700);
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  padding-top: 30px;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 26px;
  margin-top: 20px;
}

.page-news .news-hero__lead h1 {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--ink-900);
}

.page-news .news-hero__lead .lede {
  margin: 16px 0 0;
  max-width: var(--measure);
  color: var(--stone-700);
}

.page-news .news-hero__panel {
  background: var(--sand-100);
  border: 1px solid var(--rule-strong);
  padding: 16px 18px 18px;
}

.page-news .news-hero__panel-title {
  margin: 0 0 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--stone-400);
}

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

.page-news .news-hero__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--rule);
}

.page-news .news-hero__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .news-hero__row dt {
  font-size: var(--fs-14);
  color: var(--stone-700);
}

.page-news .news-hero__row dd {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--ink-900);
  box-shadow: inset 0 -1px 0 var(--sand-500);
}

/* ---------- 引导区 ---------- */

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

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

.page-news .news-intro__k {
  font-family: var(--font-serif);
  font-size: var(--fs-20);
  font-weight: 500;
  color: var(--ink-900);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--sand-500);
  display: inline-block;
}

.page-news .news-intro__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .news-intro__list li {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--stone-700);
}

.page-news .news-intro__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--sand-700);
}

/* ---------- 台账主体 ---------- */

.page-news .news-ledger__grid {
  display: grid;
  gap: 30px;
}

.page-news .news-rail__label {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--stone-400);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .news-rail__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 4px 10px 0;
  border-bottom: 1px solid var(--rule);
  font-size: var(--fs-14);
  color: var(--stone-700);
  text-decoration: none;
  transition: color 180ms ease-out, background-color 180ms ease-out;
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--ink-900);
  background: rgba(201, 161, 94, 0.12);
}

.page-news .news-rail__link.is-active {
  color: var(--ink-900);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--sand-500);
}

.page-news .news-rail__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border: 1px solid var(--stone-400);
  border-radius: 50%;
  background: transparent;
}

.page-news .news-rail__link.is-active .news-rail__dot {
  background: var(--sand-500);
  border-color: var(--sand-700);
}

.page-news .news-rail__n {
  margin-left: auto;
  font-size: var(--fs-12);
  color: var(--stone-400);
}

.page-news .news-rail__note {
  margin-top: 16px;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--stone-400);
}

/* ---------- 分组与条目 ---------- */

.page-news .news-band {
  scroll-margin-top: 118px;
  padding-bottom: 8px;
  transition: opacity 180ms ease-out;
}

.page-news .news-band + .news-band {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid var(--rule-strong);
}

.page-news #cat-caliber { --accent: var(--news-caliber); }
.page-news #cat-region { --accent: var(--news-region); }
.page-news #cat-cycle { --accent: var(--news-cycle); }
.page-news #cat-warranty { --accent: var(--news-warranty); }
.page-news #cat-version { --accent: var(--news-version); }

.page-news .news-bands:has(.news-band:target) .news-band:not(:target) {
  opacity: 0.3;
}

.page-news .news-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin-bottom: 12px;
}

.page-news .news-band__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-news .news-band:target .news-band__title {
  color: var(--accent, var(--ink-900));
}

.page-news .news-band__no {
  font-size: var(--fs-12);
  color: var(--stone-400);
  margin-right: 6px;
}

.page-news .news-band__note {
  margin: 0;
  font-size: var(--fs-12);
  color: var(--stone-400);
}

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

.page-news .news-item {
  display: grid;
  gap: 2px 18px;
  padding: 15px 4px 15px 14px;
  border-left: 3px solid var(--accent, var(--sand-500));
  border-bottom: 1px solid var(--rule);
  background: transparent;
  transition: background-color 180ms ease-out, padding-left 180ms ease-out;
}

.page-news .news-item:hover {
  background: rgba(201, 161, 94, 0.09);
  padding-left: 18px;
}

.page-news .news-item:focus-within {
  background: rgba(201, 161, 94, 0.09);
}

.page-news .news-item__no {
  font-size: var(--fs-12);
  color: var(--stone-400);
  letter-spacing: 0.06em;
}

.page-news .news-item__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--fs-16);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
}

.page-news .news-item__summary {
  margin: 6px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--stone-700);
  max-width: var(--measure);
}

.page-news .news-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.page-news .news-item__tag {
  font-size: var(--fs-12);
  line-height: 1.4;
  padding: 2px 8px;
  border: 1px solid var(--rule-strong);
  border-left: 3px solid var(--accent, var(--sand-500));
  color: var(--stone-700);
  background: rgba(245, 241, 232, 0.7);
}

.page-news .news-item__time {
  margin-left: auto;
  font-size: var(--fs-12);
  color: var(--stone-400);
}

.page-news .news-band__figure {
  margin: 22px 0 4px;
}

.page-news .news-band__figure .figure__caption {
  color: var(--stone-400);
}

/* ---------- 专题区 ---------- */

.page-news .news-topics {
  background: var(--ink-900);
  color: var(--sand-050);
}

.page-news .news-topics .eyebrow {
  color: var(--sand-500);
}

.page-news .news-topics__grid {
  display: grid;
  gap: 24px;
}

.page-news .news-topics__intro h2 {
  font-family: var(--font-heading);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.28;
  margin: 10px 0 0;
  color: var(--sand-050);
}

.page-news .news-topics__lede {
  margin: 14px 0 0;
  max-width: var(--measure);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ink-invert-soft);
}

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

.page-news .news-topics__figure .figure__caption {
  color: var(--ink-invert-soft);
  border-color: var(--rule-invert);
}

.page-news .news-topics__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-topic {
  border: 1px solid var(--rule-invert);
  border-top: 3px solid var(--sand-500);
  padding: 16px 16px 18px;
  background: rgba(245, 241, 232, 0.04);
  transition: background-color 180ms ease-out, transform 180ms ease-out;
}

.page-news .news-topic:hover {
  background: rgba(245, 241, 232, 0.08);
  transform: translateY(-2px);
}

.page-news .news-topic__no {
  font-size: var(--fs-12);
  color: var(--sand-500);
  letter-spacing: 0.08em;
}

.page-news .news-topic__title {
  margin: 6px 0 0;
  font-family: var(--font-heading);
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--sand-050);
}

.page-news .news-topic__desc {
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--ink-invert-soft);
}

.page-news .news-topic__count {
  display: block;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--rule-invert);
  font-size: var(--fs-12);
  color: var(--sand-500);
}

/* ---------- 更新频率 ---------- */

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

.page-news .news-cadence__text h2 {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin: 10px 0 0;
  color: var(--ink-900);
}

.page-news .news-cadence__text p {
  margin: 14px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--stone-700);
  max-width: var(--measure);
}

.page-news .news-cadence__chart {
  border: 1px solid var(--rule-strong);
  background: var(--sand-100);
  padding: 18px 18px 20px;
}

.page-news .news-cadence__chart-title {
  margin: 0 0 16px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--stone-400);
}

.page-news .news-bars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.page-news .news-bars__item {
  display: grid;
  grid-template-rows: auto 130px auto;
  gap: 8px;
  justify-items: center;
}

.page-news .news-bars__value {
  font-size: var(--fs-12);
  color: var(--stone-700);
}

.page-news .news-bars__bar {
  align-self: end;
  width: 100%;
  max-width: 46px;
  height: 79%;
  background: var(--sand-500);
  border-top: 1px solid var(--sand-700);
}

.page-news .news-bars__item:nth-child(2) .news-bars__bar {
  height: 91%;
}

.page-news .news-bars__item:nth-child(3) .news-bars__bar {
  height: 79%;
}

.page-news .news-bars__item:nth-child(4) .news-bars__bar {
  height: 100%;
}

.page-news .news-bars__item--now .news-bars__bar {
  background: var(--cobalt-700);
  border-top-color: var(--ink-900);
}

.page-news .news-bars__item--now .news-bars__value {
  color: var(--cobalt-700);
  font-weight: 700;
}

.page-news .news-bars__label {
  font-size: var(--fs-12);
  color: var(--stone-400);
}

.page-news .news-cadence__note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--rule);
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--stone-400);
}

/* ---------- 归档 ---------- */

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

.page-news .news-archive__text h2 {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin: 10px 0 0;
  color: var(--ink-900);
}

.page-news .news-archive__text > p {
  margin: 14px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--stone-700);
  max-width: var(--measure);
}

.page-news .news-archive__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-strong);
}

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: 56px 60px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
}

.page-news .news-archive__v {
  font-size: var(--fs-14);
  color: var(--ink-900);
}

.page-news .news-archive__y {
  font-size: var(--fs-12);
  color: var(--stone-400);
}

.page-news .news-archive__t {
  font-size: var(--fs-14);
  color: var(--stone-700);
}

.page-news .news-archive__hint {
  margin-top: 18px;
  font-size: var(--fs-12);
  line-height: 1.75;
  color: var(--stone-400);
  padding-left: 12px;
  border-left: 3px solid var(--clay-600);
}

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

.page-news .news-archive__links {
  margin: 18px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--stone-700);
}

.page-news .news-archive__links a {
  color: var(--cobalt-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-archive__links a:hover,
.page-news .news-archive__links a:focus-visible {
  color: var(--sand-700);
}

/* ---------- 图片与叠层通用约束 ---------- */

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

.page-news .figure__caption {
  margin-top: 10px;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--stone-400);
}

/* ---------- 焦点可见性 ---------- */

.page-news a:focus-visible,
.page-news [tabindex]:focus-visible {
  outline: 2px solid var(--teal-400);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .news-hero__lead h1 {
    font-size: 38px;
  }

  .page-news .news-intro__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 32px;
  }

  .page-news .news-band__figure {
    max-width: 62%;
  }

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: 8fr 4fr;
    align-items: end;
    gap: 40px;
  }

  .page-news .news-hero__panel {
    padding: 20px 22px 22px;
  }

  .page-news .news-ledger__grid {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 48px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-news .news-topics__grid {
    grid-template-columns: 5fr 7fr;
    align-items: end;
    gap: 40px;
  }

  .page-news .news-topics__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 40px;
  }

  .page-news .news-cadence__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: 40px;
  }

  .page-news .news-archive__grid {
    grid-template-columns: 8fr 4fr;
    align-items: start;
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero__lead h1 {
    font-size: var(--fs-46);
  }

  .page-news .news-item {
    grid-template-columns: 64px minmax(0, 1fr);
    align-items: start;
    padding: 18px 6px 18px 16px;
  }

  .page-news .news-item:hover {
    padding-left: 20px;
  }

  .page-news .news-item__no {
    padding-top: 4px;
  }

  .page-news .news-band__figure {
    max-width: 54%;
  }
}

@media (hover: hover) and (min-width: 768px) {
  .page-news .news-item__summary {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .page-news .news-item:hover .news-item__summary,
  .page-news .news-item:focus-within .news-item__summary {
    -webkit-line-clamp: 8;
    overflow: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-topic,
  .page-news .news-rail__link,
  .page-news .news-band {
    transition: none;
  }

  .page-news .news-topic:hover {
    transform: none;
  }
}