.page-news {
  --news-measure: 46ch;
  --news-rule: #22303F;
  display: block;
}

.page-news .breadcrumb {
  padding: 20px 0 0;
}

.page-news .breadcrumb__sep {
  color: var(--color-line);
  margin: 0 8px;
}

.page-news .breadcrumb__item--current {
  color: var(--color-muted);
}

/* 首屏 */
.page-news .news-hero {
  display: grid;
  gap: 28px;
  padding: 28px 0 40px;
  border-bottom: 1px solid var(--color-line);
}

.page-news .news-hero__lede {
  min-width: 0;
}

.page-news .news-hero h1 {
  margin: 10px 0 16px;
  font-size: clamp(27px, 6.2vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-news .news-hero__intro {
  margin: 0;
  max-width: var(--news-measure);
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-text);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .news-hero__side {
  min-width: 0;
  display: grid;
  gap: 14px;
}

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

.page-news .news-hero__stats .data-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--color-panel);
  border: 0;
  border-radius: 0;
}

.page-news .news-hero__stats .data-card__value {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1.05;
  color: var(--color-cyan);
}

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

.page-news .news-hero__anchor {
  margin: 0;
  padding: 12px 14px;
  border-left: 2px solid var(--color-cyan);
  background: var(--color-panel);
  font-size: 13px;
  line-height: 1.75;
}

.page-news .news-hero__anchor a {
  color: var(--color-cyan);
}

/* 通用图注与图块 */
.page-news .news-figure {
  margin: 0;
}

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

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

.page-news .news-figure .media-frame--wide {
  border: 1px solid var(--color-line);
}

/* 季度更新带 */
.page-news .news-band {
  padding: 42px 0 10px;
}

.page-news .news-band__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: 20px;
}

.page-news .news-band__head .section-title {
  margin: 8px 0 0;
}

.page-news .news-band__hint {
  margin: 0;
  font-size: 13px;
  color: var(--color-muted);
}

.page-news .news-band__scroller {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 0 18px;
  scrollbar-color: var(--color-line) transparent;
}

.page-news .news-band__scroller:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 4px;
}

.page-news .news-band__scroller::-webkit-scrollbar {
  height: 6px;
}

.page-news .news-band__scroller::-webkit-scrollbar-thumb {
  background: var(--color-line);
}

.page-news .window-card {
  flex: 0 0 min(78vw, 300px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  border-top: 2px solid var(--color-line);
  border-radius: 0;
}

.page-news .window-card--lead {
  flex: 0 0 min(88vw, 452px);
  border-top-color: var(--color-cyan);
  background: linear-gradient(180deg, rgba(23, 225, 214, 0.07), rgba(23, 225, 214, 0) 46%), var(--color-panel);
}

.page-news .window-card__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-news .window-card__idx {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.page-news .window-card__ver {
  font-size: 19px;
  color: var(--color-cyan);
}

.page-news .window-card__title {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
}

.page-news .window-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text);
}

.page-news .window-card__meta {
  margin: auto 0 0;
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--color-line);
}

.page-news .window-card__meta div {
  display: flex;
  gap: 10px;
}

.page-news .window-card__meta dt {
  flex: 0 0 76px;
  font-size: 12px;
  color: var(--color-muted);
}

.page-news .window-card__meta dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
}

/* 分类索引 */
.page-news .news-filter-band {
  padding: 40px 0 24px;
  border-top: 1px solid var(--color-line);
}

.page-news .news-filter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.page-news .news-filter__head .section-title {
  margin: 8px 0 0;
}

.page-news .news-switch__label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.page-news .news-switch__label::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 1px solid var(--color-muted);
}

.page-news .news-switch__input:checked + .news-switch__label {
  border-color: var(--color-amber);
  color: var(--color-amber);
}

.page-news .news-switch__input:checked + .news-switch__label::before {
  background: var(--color-amber);
  border-color: var(--color-amber);
}

.page-news .news-switch__input:focus-visible + .news-switch__label {
  outline: 2px solid var(--color-cyan-soft);
  outline-offset: 2px;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-filter__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--color-line);
  border-bottom-width: 2px;
  background: var(--color-panel);
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.page-news .news-filter__label:hover {
  border-color: var(--color-cyan-soft);
  color: var(--color-cyan-soft);
}

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

.page-news .news-filter__input:checked + .news-filter__label {
  border-bottom-color: var(--color-cyan);
  color: var(--color-cyan);
}

.page-news .news-filter__input:checked + .news-filter__label .news-filter__count {
  color: var(--color-cyan-soft);
}

.page-news .news-filter__input:focus-visible + .news-filter__label {
  outline: 2px solid var(--color-cyan-soft);
  outline-offset: 2px;
}

.page-news .news-filter__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
}

.page-news:has(#cat-security:checked) .news-item:not([data-cat~="security"]),
.page-news:has(#cat-chain:checked) .news-item:not([data-cat~="chain"]),
.page-news:has(#cat-fee:checked) .news-item:not([data-cat~="fee"]),
.page-news:has(#cat-ui:checked) .news-item:not([data-cat~="ui"]),
.page-news:has(#cat-docs:checked) .news-item:not([data-cat~="docs"]),
.page-news:has(#only-patch:checked) .news-item:not([data-cat~="security"]) {
  display: none;
}

/* 更新条目列表 */
.page-news .news-log {
  padding: 34px 0 10px;
}

.page-news .news-log .section-title {
  margin: 0 0 18px;
}

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

.page-news .news-list > li {
  border-bottom: 1px solid var(--color-line);
}

.page-news .news-list > li:nth-of-type(4n) {
  border-bottom-color: var(--news-rule);
  border-bottom-width: 2px;
}

.page-news .news-row > summary {
  list-style: none;
}

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

.page-news .news-row__head {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) auto;
  grid-template-areas:
    "ver title more"
    "state state state";
  align-items: center;
  gap: 6px 12px;
  padding: 15px 4px;
  cursor: pointer;
}

.page-news .news-row__head:hover .news-row__title {
  color: var(--color-cyan-soft);
}

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

.page-news .news-row__ver {
  grid-area: ver;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-cyan);
}

.page-news .news-row__title {
  grid-area: title;
  font-size: 15px;
  line-height: 1.55;
  transition: color 0.15s ease;
}

.page-news .news-row__state {
  grid-area: state;
  justify-self: start;
  font-size: 12px;
}

.page-news .news-row__more {
  grid-area: more;
  justify-self: end;
  font-size: 12px;
  color: var(--color-muted);
  white-space: nowrap;
}

.page-news .news-row[open] .news-row__more-open {
  display: none;
}

.page-news .news-row__more-close {
  display: none;
}

.page-news .news-row[open] .news-row__more-close {
  display: inline;
}

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

.page-news .news-row__body {
  padding: 16px 4px 22px;
  max-width: var(--news-measure);
}

.page-news .news-row__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
}

.page-news .news-row__points {
  margin: 0 0 12px;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-news .news-row__points li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text);
}

.page-news .news-row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

/* 阅读顺序 */
.page-news .news-read {
  padding: 46px 0 10px;
}

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

.page-news .news-read__text {
  min-width: 0;
}

.page-news .news-read .section-title {
  margin: 8px 0 14px;
}

.page-news .news-read .lead {
  margin: 0 0 22px;
  max-width: var(--news-measure);
}

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

.page-news .read-step {
  padding: 18px 0;
  border-top: 1px solid var(--color-line);
}

.page-news .read-step:last-child {
  border-bottom: 1px solid var(--color-line);
}

.page-news .read-step__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-cyan);
}

.page-news .read-step h3 {
  margin: 8px 0 6px;
  font-size: 17px;
}

.page-news .read-step p {
  margin: 0;
  max-width: 50ch;
  font-size: 14px;
  line-height: 1.8;
}

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

.page-news .news-read__figure .media-frame--tall {
  border: 1px solid var(--color-line);
}

/* 研究条目 */
.page-news .news-research {
  padding: 46px 0 10px;
}

.page-news .news-research .section-title {
  margin: 8px 0 12px;
}

.page-news .news-research .lead {
  margin: 0 0 24px;
  max-width: 56ch;
}

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

.page-news .research-item {
  position: relative;
  padding: 22px 20px 22px 44px;
  background: var(--color-void);
}

.page-news .research-item::before {
  content: "「";
  position: absolute;
  left: 16px;
  top: 20px;
  font-size: 18px;
  line-height: 1;
  color: var(--color-cyan);
}

.page-news .research-item__index {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.page-news .research-item__conclusion {
  margin: 0 0 10px;
  max-width: var(--news-measure);
  font-size: 16px;
  line-height: 1.75;
}

.page-news .research-item__method {
  margin: 0;
  max-width: var(--news-measure);
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-muted);
}

/* 反馈与归档 */
.page-news .news-tail {
  padding: 46px 0 10px;
}

.page-news .news-tail .section-title {
  margin: 0 0 18px;
}

.page-news .news-tail__grid {
  display: grid;
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.page-news .news-feedback {
  padding: 22px 20px;
  background: var(--color-panel);
  border: 0;
  border-radius: 0;
}

.page-news .news-feedback h3 {
  margin: 0 0 12px;
  font-size: 17px;
}

.page-news .news-feedback p {
  margin: 0 0 10px;
  max-width: var(--news-measure);
  font-size: 14px;
  line-height: 1.8;
}

.page-news .news-feedback__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-news .news-archive {
  padding: 40px 0 56px;
}

.page-news .news-archive .section-title {
  margin: 0 0 16px;
}

.page-news .news-archive__fold {
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  border-radius: 0;
}

.page-news .archive-group {
  padding: 18px 0 6px;
}

.page-news .archive-group + .archive-group {
  border-top: 1px solid var(--color-line);
}

.page-news .archive-group__title {
  margin: 0 0 12px;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--color-cyan);
}

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

.page-news .archive-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
}

.page-news .archive-list .mono {
  flex: 0 0 46px;
  font-size: 12px;
  color: var(--color-muted);
}

.page-news .news-archive__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
}

/* 平板与桌面 */
@media (min-width: 760px) {
  .page-news .news-hero {
    padding: 40px 0 52px;
  }

  .page-news .news-row__head {
    grid-template-columns: 92px minmax(0, 1fr) 116px 76px;
    grid-template-areas: "ver title state more";
    gap: 18px;
    padding: 16px 6px;
  }

  .page-news .news-row__state {
    justify-self: start;
  }

  .page-news .news-row__body {
    margin-left: 116px;
  }

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

@media (min-width: 980px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
    gap: 48px;
    align-items: start;
    padding: 52px 0 64px;
  }

  .page-news .news-band__scroller {
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 20px, #000 calc(100% - 40px), transparent 100%);
    mask-image: linear-gradient(to right, transparent 0, #000 20px, #000 calc(100% - 40px), transparent 100%);
  }

  .page-news .news-read__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.85fr);
    gap: 48px;
    align-items: start;
  }

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