.page-news {
  --news-block: clamp(2.25rem, 5vw, 4.25rem);
  --news-log-w: 320px;
  --news-line: var(--rule);
}

/* ---------- 面包屑呼吸 ---------- */
.page-news .breadcrumb {
  margin-block: 1.1rem 0;
}

/* ---------- 报头 ---------- */
.page-news .news-masthead {
  border-top: 4px solid var(--ink);
  border-bottom: 1px solid var(--news-line);
  padding-block: 1.75rem 1.9rem;
  background:
    linear-gradient(to right, var(--green-pale) 0, var(--green-pale) 56px, transparent 56px) left 0 top 0 / 100% 5px no-repeat;
}

.page-news .masthead-inner {
  display: grid;
  gap: 1.75rem;
}

.page-news .masthead-lead h1 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0.55rem 0 0.9rem;
  text-wrap: balance;
}

.page-news .masthead-lead .lede {
  max-width: 60ch;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.8;
  margin: 0;
}

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

.page-news .masthead-stats .stat {
  background: var(--paper);
  padding: 0.8rem 0.9rem 0.85rem;
}

.page-news .masthead-stats dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  line-height: 1.5;
}

.page-news .masthead-stats dd {
  margin: 0.4rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 1.95rem);
  line-height: 1;
  color: var(--blue);
  display: flex;
  align-items: baseline;
  gap: 0.15rem;
}

.page-news .masthead-stats .unit {
  font-size: 0.78rem;
  color: var(--green);
  letter-spacing: 0.02em;
}

/* ---------- 栏目筛选 ---------- */
.page-news .filter-band {
  border-bottom: 1px solid var(--news-line);
  background: var(--paper);
}

.page-news .filter-inner {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-block: 0.7rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .filter-inner::-webkit-scrollbar {
  display: none;
}

.page-news .filter-label {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  padding-right: 0.9rem;
  border-right: 1px solid var(--news-line);
}

.page-news .filter-tags {
  display: flex;
  flex: 0 0 auto;
  gap: 0.5rem;
}

.page-news .filter-tags .tag {
  cursor: pointer;
  border: 1px solid var(--news-line);
  background: var(--paper);
  color: var(--ink-soft);
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-news .filter-tags .tag[aria-pressed="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--paper-on-ink);
}

.page-news .filter-tags .tag:hover {
  border-color: var(--green);
  color: var(--green);
}

.page-news .filter-tags .tag[aria-pressed="true"]:hover {
  color: var(--paper-on-ink);
}

/* 纯前端筛选：命中非“全部”标签时收起其他栏目 */
.page-news:has(.filter-tags [data-tag="schedule"][aria-pressed="true"]) .flow-col:not([data-cat="schedule"]),
.page-news:has(.filter-tags [data-tag="venue"][aria-pressed="true"]) .flow-col:not([data-cat="venue"]),
.page-news:has(.filter-tags [data-tag="data"][aria-pressed="true"]) .flow-col:not([data-cat="data"]),
.page-news:has(.filter-tags [data-tag="version"][aria-pressed="true"]) .flow-col {
  display: none;
}

.page-news:has(.filter-tags [data-tag="venue"][aria-pressed="true"]) .headline-card,
.page-news:has(.filter-tags [data-tag="data"][aria-pressed="true"]) .headline-card,
.page-news:has(.filter-tags [data-tag="version"][aria-pressed="true"]) .headline-card {
  display: none;
}

/* ---------- 通用区块 ---------- */
.page-news .section {
  padding-block: var(--news-block);
}

.page-news .section-head {
  margin-bottom: 1.75rem;
}

.page-news .section-head h2 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.1vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0.45rem 0 0.65rem;
  text-wrap: balance;
}

.page-news .section-head .lede {
  max-width: 62ch;
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.8;
}

/* ---------- 头条宽卡 ---------- */
.page-news .headline-band {
  padding-block: clamp(1.75rem, 4vw, 3rem);
}

.page-news .headline-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--news-line);
  border-top: 3px solid var(--orange);
  background: var(--paper);
  overflow: hidden;
}

.page-news .headline-media {
  position: relative;
  overflow: hidden;
  height: clamp(220px, 56vw, 340px);
  background: var(--ink);
}

.page-news .headline-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  max-width: 100%;
}

.page-news .media-badge {
  position: absolute;
  left: 0;
  top: 0;
  background: var(--orange);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 0.42rem 0.75rem;
}

.page-news .headline-body {
  padding: 1.35rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.page-news .headline-body h2 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.4vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0.5rem 0 0.85rem;
  text-wrap: balance;
}

.page-news .headline-body > p {
  margin: 0 0 1.1rem;
  color: var(--ink-soft);
  line-height: 1.8;
  max-width: 56ch;
}

.page-news .headline-figure {
  margin: 0 0 1.15rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--news-line);
  background: var(--paper);
}

.page-news .headline-figure svg {
  display: block;
  width: 100%;
  max-width: 260px;
  height: auto;
}

.page-news .headline-figure figcaption {
  margin-top: 0.5rem;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-news .headline-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-top: auto;
}

.page-news .link-quiet {
  font-size: 0.92rem;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-pale);
  padding-bottom: 1px;
}

.page-news .link-quiet:hover {
  border-bottom-color: var(--blue);
}

/* ---------- 栏目流布局 ---------- */
.page-news .flows-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
}

.page-news .flows-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
}

.page-news .flow-col {
  border-top: 3px solid var(--ink);
  padding-top: 1rem;
  min-width: 0;
}

.page-news .flow-col[data-cat="schedule"] {
  border-top-color: var(--green);
}

.page-news .flow-col[data-cat="venue"] {
  border-top-color: var(--blue);
}

.page-news .flow-col[data-cat="data"] {
  border-top-color: var(--orange);
}

.page-news .flow-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.page-news .flow-head h3 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.2vw, 1.4rem);
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.page-news .flow-count {
  font-size: 0.82rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--news-line);
  padding-bottom: 1px;
}

.page-news .flow-desc {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0.5rem 0 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--news-line);
}

.page-news .flow-card {
  padding: 0.95rem 0 1.05rem;
  border-bottom: 1px solid var(--news-line);
}

.page-news .flow-card:last-child {
  border-bottom: 0;
}

.page-news .flow-card h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.06rem;
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin: 0.4rem 0 0.45rem;
  transition: color 200ms var(--ease);
}

.page-news .flow-card:hover h4 {
  color: var(--blue);
}

.page-news .flow-card > p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-news .tag-mini {
  background: var(--green-pale);
  color: var(--ink);
  padding: 0.22rem 0.45rem;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-news .flow-col[data-cat="venue"] .tag-mini {
  background: var(--blue-pale);
}

.page-news .flow-col[data-cat="data"] .tag-mini {
  background: var(--orange-pale);
}

.page-news .card-media {
  margin: 0 0 0.6rem;
  overflow: hidden;
  background: var(--ink);
}

.page-news .card-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .spark-row {
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px dashed var(--news-line);
}

.page-news .spark-row svg {
  display: block;
  width: 100%;
  max-width: 260px;
  height: auto;
}

.page-news .spark-legend {
  display: block;
  margin-top: 0.35rem;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

/* ---------- 最近更新日志 ---------- */
.page-news .update-log {
  border: 1px solid var(--news-line);
  background: var(--paper);
  padding: 1.1rem 1.15rem 1.25rem;
}

.page-news .log-title {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--green);
  margin: 0 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--news-line);
}

.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.15rem;
  position: relative;
}

.page-news .log-list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 6px;
  bottom: 4px;
  width: 1px;
  background: var(--news-line);
}

.page-news .log-item {
  position: relative;
  padding-bottom: 0.85rem;
}

.page-news .log-item:last-child {
  padding-bottom: 0;
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  left: -1.15rem;
  top: 5px;
  width: 9px;
  height: 9px;
  background: var(--paper);
  border: 1px solid var(--green);
}

.page-news .log-item:first-child::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-news .log-time {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--green);
  margin-bottom: 0.2rem;
}

.page-news .log-item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-news .log-link {
  display: block;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--news-line);
  font-size: 0.88rem;
  color: var(--blue);
  text-decoration: none;
}

.page-news .log-link:hover {
  text-decoration: underline;
}

/* ---------- 版本更新与服务公告 ---------- */
.page-news .version-band {
  background: var(--ink);
  color: var(--paper-on-ink);
}

.page-news .version-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.page-news .version-band .eyebrow {
  color: var(--green-pale);
}

.page-news .version-band .section-head h2 {
  color: var(--paper-on-ink);
}

.page-news .version-band .section-head .lede {
  color: rgba(239, 233, 220, 0.78);
}

.page-news .version-media {
  overflow: hidden;
  border: 1px solid rgba(239, 233, 220, 0.22);
}

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

.page-news .version-log {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(239, 233, 220, 0.22);
}

.page-news .version-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.55rem;
  padding: 1.1rem 0 1.2rem;
  border-bottom: 1px solid rgba(239, 233, 220, 0.18);
}

.page-news .version-tag {
  align-self: start;
  justify-self: start;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper-on-ink);
  background: var(--blue);
  padding: 0.3rem 0.6rem;
  white-space: nowrap;
}

.page-news .version-item:nth-child(2n) .version-tag {
  background: var(--green);
}

.page-news .version-body h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.4;
  color: var(--paper-on-ink);
  margin: 0 0 0.4rem;
}

.page-news .version-body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(239, 233, 220, 0.78);
  max-width: 68ch;
}

/* ---------- 专题系列 ---------- */
.page-news .topic-band {
  background: linear-gradient(to bottom, var(--paper) 0, #F1EDE1 100%);
}

.page-news .topic-list {
  border-top: 3px solid var(--green);
}

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

.page-news .topic-item summary {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.05rem 0.15rem;
  cursor: pointer;
  list-style: none;
}

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

.page-news .topic-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--green);
  line-height: 1;
}

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

.page-news .topic-index {
  font-size: 0.86rem;
  color: var(--blue);
}

.page-news .topic-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-news .topic-count {
  font-size: 0.82rem;
  color: var(--ink-soft);
  border: 1px solid var(--news-line);
  padding: 0.15rem 0.45rem;
}

.page-news .topic-body {
  padding: 0 0.15rem 1.35rem;
  max-width: 72ch;
}

.page-news .topic-body p {
  margin: 0 0 0.85rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news .topic-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.page-news .topic-links a {
  font-size: 0.9rem;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-pale);
  padding-bottom: 1px;
}

.page-news .topic-links a:hover {
  border-bottom-color: var(--blue);
}

/* ---------- 订阅与热门检索 ---------- */
.page-news .subscribe-band {
  background: var(--paper);
  border-top: 1px solid var(--news-line);
}

.page-news .subscribe-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
}

.page-news .subscribe-copy h2 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.45rem, 3vw, 2.05rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0.45rem 0 0.8rem;
}

.page-news .subscribe-copy > p {
  margin: 0 0 1.15rem;
  color: var(--ink-soft);
  line-height: 1.8;
  max-width: 60ch;
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.page-news .subscribe-note {
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--ink-soft);
  margin: 0;
}

.page-news .subscribe-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-pale);
}

.page-news .subscribe-note a:hover {
  border-bottom-color: var(--blue);
}

.page-news .hot-search {
  border: 1px solid var(--news-line);
  background: #FBF8F1;
  padding: 1.1rem 1.15rem 1.2rem;
}

.page-news .hot-search h3 {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--green);
  margin: 0 0 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--news-line);
}

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

.page-news .hot-list li + li {
  border-top: 1px solid var(--news-line);
}

.page-news .hot-list a {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.65rem 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
  text-decoration: none;
  transition: color 200ms var(--ease);
}

.page-news .hot-list a:hover {
  color: var(--blue);
}

.page-news .hot-key {
  flex: 0 0 auto;
  font-size: 0.76rem;
  color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .headline-body {
    padding: 1.6rem 1.6rem 1.75rem;
  }

  .page-news .version-item {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-news .masthead-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: end;
  }

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

  .page-news .headline-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-news .headline-media {
    height: 100%;
    min-height: 380px;
  }

  .page-news .flows-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.75rem;
  }

  .page-news .version-head {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: end;
  }

  .page-news .subscribe-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 2.5rem;
  }
}

@media (min-width: 1080px) {
  .page-news .flows-layout {
    grid-template-columns: minmax(0, 1fr) var(--news-log-w);
    gap: 2.5rem;
    align-items: start;
  }

  .page-news .update-log {
    position: sticky;
    top: 88px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

  .page-news .flows-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .filter-tags .tag,
  .page-news .flow-card h4,
  .page-news .hot-list a {
    transition: none;
  }
}