.page-news {
  --news-gap: 16px;
  --news-pad: 20px;
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  padding-bottom: 8px;
  overflow-x: hidden;
}

.page-news *,
.page-news *::before,
.page-news *::after {
  box-sizing: border-box;
}

.page-news .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding: 14px var(--news-pad) 0;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}

.page-news .breadcrumb__link {
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .breadcrumb__link:hover,
.page-news .breadcrumb__link:focus-visible {
  color: var(--apricot-deep);
  border-bottom-color: var(--apricot);
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--line);
}

.page-news .breadcrumb__current {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 22px var(--news-pad) 26px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, var(--apricot-wash) 0%, rgba(253, 237, 230, 0) 72%),
    var(--paper);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: var(--news-pad);
  top: 22px;
  width: 46px;
  height: 46px;
  border: 1px solid var(--apricot);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(45deg, var(--apricot) 0 1px, transparent 1px 7px);
  opacity: 0.5;
  pointer-events: none;
}

.page-news .news-hero__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--apricot-deep);
  text-transform: none;
}

.page-news .news-hero__title {
  margin: 0 0 14px;
  max-width: 20ch;
  font-size: clamp(30px, 7.2vw, 54px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .news-hero__lead {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .news-stat {
  background: var(--panel);
  padding: 14px 12px;
}

.page-news .news-stat__num {
  display: block;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.1;
  color: var(--apricot-deep);
}

.page-news .news-stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 通用章节 ---------- */
.page-news .news-section {
  padding: 30px var(--news-pad) 32px;
  border-bottom: 1px solid var(--line);
}

.page-news .section-head {
  margin-bottom: 20px;
}

.page-news .section-head__num {
  display: inline-block;
  font-size: 12px;
  color: var(--apricot-deep);
  border-bottom: 2px solid var(--apricot);
  padding-bottom: 2px;
  margin-bottom: 10px;
}

.page-news .section-head__title {
  margin: 0 0 10px;
  font-size: clamp(22px, 4.6vw, 32px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .section-head__desc {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 图片容器 ---------- */
.page-news .media-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

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

.page-news .media-frame__caption {
  display: block;
  padding: 9px 12px;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

/* ---------- 01 案例索引 ---------- */
.page-news .news-index__layout {
  display: grid;
  gap: 18px;
}

.page-news .news-index__tags {
  padding: 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--apricot);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .news-filters__label {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--muted);
}

.page-news .news-filters__label + .news-field,
.page-news .news-filters__list + .news-filters__label {
  margin-top: 18px;
  display: block;
}

.page-news .news-filters__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-news .news-filter {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-news .news-filter:hover,
.page-news .news-filter:focus-visible {
  background: var(--apricot);
  border-color: var(--apricot);
  color: #fff;
}

.page-news .news-filter:hover .news-filter__num,
.page-news .news-filter:focus-visible .news-filter__num {
  color: #fff;
}

.page-news .news-filter__num {
  font-size: 12px;
  color: var(--apricot-deep);
}

.page-news .news-legend {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .news-legend__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.page-news .news-legend__text {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

/* ---------- 02 案例看板 ---------- */
.page-news .news-board {
  background:
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(217, 210, 196, 0.34) 31px 32px);
}

.page-news .news-figure--paths {
  margin-bottom: 26px;
}

.page-news .case-group {
  margin-bottom: 30px;
  scroll-margin-top: 96px;
}

.page-news .case-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 10px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--ink);
}

.page-news .case-group__title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .case-group__meta {
  font-size: 12px;
  color: var(--apricot-deep);
}

.page-news .case-group--other {
  padding: 18px;
  background: var(--panel);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
}

.page-news .case-group__note {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .case-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.page-news .case-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .case-card__bar {
  position: absolute;
  left: -1px;
  top: -1px;
  width: 42px;
  height: 3px;
}

.page-news .case-card__bar--apricot { background: var(--apricot); }
.page-news .case-card__bar--mint { background: var(--mint); }
.page-news .case-card__bar--sticky { background: var(--sticky); }

.page-news .case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .case-card__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-news .case-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .case-card__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .case-card__metrics .metric {
  background: var(--paper);
  padding: 10px 12px;
}

.page-news .case-card__metrics .metric__value {
  display: block;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.page-news .case-card__metrics .metric__label {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--muted);
}

.page-news .case-steps {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-2);
}

/* note-bar 在卡片内的微调 */
.page-news .case-card .note-bar {
  margin-top: auto;
  border-top: 1px solid var(--line);
}

.page-news .case-card .note-bar > summary {
  padding-top: 10px;
  font-size: 13px;
  color: var(--apricot-deep);
  cursor: pointer;
}

/* ---------- 03 对比 ---------- */
.page-news .news-compare {
  background: var(--paper);
}

.page-news .compare-table {
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.page-news .compare-table__row {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .compare-table__row:last-child {
  border-bottom: 0;
}

.page-news .compare-table__row--head {
  background: var(--ink);
}

.page-news .compare-table__cell {
  padding: 11px 10px;
  font-size: 13px;
  line-height: 1.55;
  background: var(--panel);
  color: var(--ink);
  word-break: break-word;
}

.page-news .compare-table__row--head .compare-table__cell {
  background: var(--ink);
  color: var(--footer-ink);
  font-size: 12px;
}

.page-news .compare-table__cell--before {
  color: var(--muted);
}

.page-news .compare-table__cell--after {
  color: var(--mint-ink);
  font-weight: 600;
  background: var(--mint-wash);
}

.page-news .news-figure--metrics {
  margin-top: 20px;
}

/* ---------- 04 版本标注 ---------- */
.page-news .news-version {
  background:
    linear-gradient(180deg, var(--mint-wash) 0%, rgba(228, 247, 241, 0) 60%),
    var(--paper);
}

.page-news .version-layout {
  display: grid;
  gap: 20px;
}

.page-news .version-note {
  position: relative;
  padding: 18px 16px;
  border: 1px solid var(--mint);
  border-radius: var(--radius);
  background: var(--mint-wash);
}

.page-news .version-note .status-dot {
  position: absolute;
  top: 20px;
  right: 18px;
}

.page-news .version-note__lead {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--mint-ink);
}

.page-news .version-note__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-news .version-note__points {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .version-note__points li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 8px;
}

.page-news .version-note__points .mono {
  color: var(--mint-ink);
  font-size: 12px;
}

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

.page-news .batch-item {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--mint);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-news .batch-item__num {
  display: inline-block;
  font-size: 12px;
  color: var(--mint-ink);
  margin-bottom: 6px;
}

.page-news .batch-item__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .batch-item__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-2);
}

/* ---------- 05 动态列表 ---------- */
.page-news .feed-layout {
  display: grid;
  gap: 20px;
}

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

.page-news .feed-item {
  position: relative;
  padding: 0 0 20px 24px;
  border-left: 1px solid var(--line);
}

.page-news .feed-item:last-child {
  padding-bottom: 4px;
}

.page-news .feed-item__dot {
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px var(--paper);
}

.page-news .feed-item__when {
  margin: 0 0 4px;
  font-size: 12px;
  color: var(--muted);
}

.page-news .feed-item__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .feed-item__desc {
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-2);
}

.page-news .feed-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ---------- 06 专题 ---------- */
.page-news .news-topics {
  background: var(--panel);
}

.page-news .topic-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

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

.page-news .topic__details > .topic__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
}

.page-news .topic__details > .topic__summary::-webkit-details-marker {
  display: none;
}

.page-news .topic__summary::before {
  content: "+";
  position: absolute;
  left: -2px;
  opacity: 0;
}

.page-news .topic__num {
  font-size: 12px;
  color: var(--apricot-deep);
}

.page-news .topic__name {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .topic__count {
  font-size: 12px;
  color: var(--muted);
}

.page-news .topic__details[open] .topic__summary {
  border-bottom: 1px dashed var(--line);
}

.page-news .topic__posts {
  margin: 0;
  padding: 12px 0 16px;
  list-style: none;
  display: grid;
  gap: 9px;
  counter-reset: post;
}

.page-news .topic__posts li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .topic__posts .mono {
  font-size: 12px;
  color: var(--apricot);
}

/* ---------- 结尾 ---------- */
.page-news .news-cta {
  border-bottom: 0;
  padding-bottom: 44px;
}

.page-news .news-cta__inner {
  padding: 24px 18px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--footer-ink);
}

.page-news .news-cta__title {
  margin: 0 0 12px;
  font-size: clamp(20px, 4.4vw, 28px);
  font-weight: 700;
  line-height: 1.34;
  color: #fff;
}

.page-news .news-cta__text {
  margin: 0 0 20px;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--footer-ink);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-cta__note {
  margin: 16px 0 0;
  font-size: 12px;
  color: rgba(237, 230, 216, 0.72);
}

.page-news .news-cta__note a {
  color: var(--sticky);
  text-decoration: none;
  border-bottom: 1px solid rgba(247, 201, 72, 0.5);
}

.page-news .news-cta__note a:hover,
.page-news .news-cta__note a:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-news {
    --news-pad: 40px;
  }

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

  .page-news .news-index__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-news .case-grid > .case-card:nth-child(even) {
    margin-top: 26px;
  }

  .page-news .version-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .feed-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-cta__inner {
    padding: 32px 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1080px) {
  .page-news {
    --news-pad: 56px;
  }

  .page-news .news-hero {
    padding-top: 34px;
    padding-bottom: 34px;
  }

  .page-news .news-section {
    padding-top: 44px;
    padding-bottom: 48px;
  }

  .page-news .news-index__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    gap: 28px;
  }

  .page-news .case-grid {
    gap: 22px;
  }

  .page-news .case-grid > .case-card:nth-child(even) {
    margin-top: 34px;
  }

  .page-news .feed-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 30px;
  }

  .page-news .feed-list {
    padding-right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-filter,
  .page-news .breadcrumb__link {
    transition: none;
  }
}