.page-news {
  background: var(--porcelain);
  color: var(--ink);
  overflow-x: hidden;
}

.page-news img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-news figure {
  margin: 0;
}

.page-news figcaption {
  margin-top: 8px;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-55);
}

.page-news h2 {
  margin: 6px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-news h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.page-news .breadcrumb {
  padding: 20px 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 12px 0 48px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(24, 183, 160, 0.18), transparent 68%);
  pointer-events: none;
}

.page-news .news-hero-grid {
  position: relative;
  display: grid;
  gap: 28px;
}

.page-news .news-hero-main .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue);
}

.page-news .news-hero h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 54px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.025em;
  max-width: 16ch;
}

.page-news .news-hero-lede {
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero-side {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--porcelain);
  box-shadow: 0 18px 40px -28px rgba(11, 13, 15, 0.7);
}

.page-news .side-label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

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

.page-news .side-item {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-light-soft);
}

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

.page-news .side-time {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--paper-45);
}

.page-news .side-item a {
  color: var(--porcelain);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .side-item a:hover,
.page-news .side-item a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 分区标题 ---------- */
.page-news .section-head {
  display: grid;
  gap: 4px;
  margin-bottom: 26px;
}

.page-news .section-index {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue);
}

.page-news .section-note {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-55);
}

/* ---------- 横向焦点轨道 ---------- */
.page-news .focus-section {
  padding: 8px 0 56px;
}

.page-news .focus-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 84%);
  gap: 16px;
  margin: 0;
  padding: 4px var(--gutter) 22px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

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

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

.page-news .focus-rail::-webkit-scrollbar-thumb {
  background: var(--silver);
  border-radius: 99px;
}

.page-news .focus-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  scroll-snap-align: start;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-news .focus-card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  box-shadow: 0 20px 36px -30px rgba(11, 13, 15, 0.6);
}

.page-news .focus-card p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-news .focus-card .news-cat {
  align-self: flex-start;
}

.page-news .focus-card--lead {
  border-top: 3px solid var(--blue);
}

.page-news .focus-figure {
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--mist);
  aspect-ratio: 3 / 2;
}

.page-news .focus-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .focus-meta {
  margin-top: auto;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-55);
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

/* ---------- 归档区 ---------- */
.page-news .archive-section {
  padding: 8px 0 56px;
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-news .archive-top {
  display: grid;
  gap: 22px;
  margin-bottom: 30px;
}

.page-news .archive-figure {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-news .archive-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .archive-figure figcaption {
  padding: 0 14px 12px;
}

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

.page-news .index-rail {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-news .rail-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-55);
}

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

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

.page-news .cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--porcelain);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.3;
  color: var(--ink-70);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .cat-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-30);
}

.page-news .cat-chip:hover {
  border-color: var(--cyan);
  color: var(--ink);
}

.page-news .cat-radio:checked + .cat-chip {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--porcelain);
}

.page-news .cat-radio:checked + .cat-chip .cat-count {
  color: var(--cyan);
}

.page-news .cat-radio:focus-visible + .cat-chip {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 10px;
  margin: 0 -10px;
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius-sm);
  scroll-margin-top: calc(var(--header-h) + 20px);
  transition: background 0.22s var(--ease);
}

.page-news .news-item:hover {
  background: var(--paper);
}

.page-news .news-no {
  font-size: 20px;
  line-height: 1.2;
  color: var(--silver);
  transition: color 0.22s var(--ease);
}

.page-news .news-item:hover .news-no {
  color: var(--cyan);
}

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

.page-news .news-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .news-cat {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--blue);
}

.page-news .news-time {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-55);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-news .news-time::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--silver);
}

.page-news .news-title {
  margin-bottom: 6px;
  color: var(--ink);
}

.page-news .news-summary {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-news .list-figure {
  margin-top: 28px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-news .list-figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-news .list-figure figcaption {
  padding: 0 16px 14px;
}

.page-news .back-to-index {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-news .back-to-index a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}

.page-news .back-to-index a:hover,
.page-news .back-to-index a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* 纯 CSS 分类筛选：不支持时全部条目照常展示 */
.page-news .news-index:has(#cat-hub:checked) .news-list > .news-item:not([data-cat="hub"]),
.page-news .news-index:has(#cat-reauth:checked) .news-list > .news-item:not([data-cat="reauth"]),
.page-news .news-index:has(#cat-version:checked) .news-list > .news-item:not([data-cat="version"]),
.page-news .news-index:has(#cat-panel:checked) .news-list > .news-item:not([data-cat="panel"]),
.page-news .news-index:has(#cat-salon:checked) .news-list > .news-item:not([data-cat="salon"]),
.page-news .news-index:has(#cat-docs:checked) .news-list > .news-item:not([data-cat="docs"]),
.page-news .news-index:has(#cat-space:checked) .news-list > .news-item:not([data-cat="space"]),
.page-news .news-index:has(#cat-partner:checked) .news-list > .news-item:not([data-cat="partner"]) {
  display: none;
}

/* ---------- 活动中心摘要 ---------- */
.page-news .hub-section {
  position: relative;
  padding: 56px 0;
  background: var(--ink);
  color: var(--porcelain);
  overflow: hidden;
}

.page-news .hub-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-light-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-light-soft) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.page-news .hub-section .container {
  position: relative;
}

.page-news .section-index--on-dark {
  color: var(--cyan);
}

.page-news .hub-section h2 {
  color: var(--porcelain);
  max-width: 20ch;
}

.page-news .hub-lede {
  margin: 0 0 28px;
  max-width: 54ch;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper-70);
}

.page-news .hub-grid {
  display: grid;
  gap: 12px;
}

.page-news .hub-card {
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--graphite);
  transition: border-color 0.22s var(--ease);
}

.page-news .hub-card:hover {
  border-color: var(--cyan);
}

.page-news .hub-card summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 600;
  color: var(--porcelain);
  cursor: pointer;
  list-style: none;
}

.page-news .hub-card summary::-webkit-details-marker {
  display: none;
}

.page-news .hub-card summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-news .hub-card[open] summary::after {
  content: "－";
}

.page-news .hub-card summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.page-news .hub-no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper-45);
}

.page-news .hub-body {
  padding: 2px 18px 18px;
  border-top: 1px solid var(--line-light-soft);
  margin-top: 0;
}

.page-news .hub-body p {
  margin: 14px 0 12px;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper-70);
}

.page-news .hub-link {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(24, 183, 160, 0.4);
  padding-bottom: 2px;
}

.page-news .hub-link:hover,
.page-news .hub-link:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-news .hub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence-section {
  padding: 56px 0;
  background: var(--mist);
}

.page-news .cadence-grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-news .cadence-lede {
  margin: 0 0 24px;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .cadence-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-news .cadence-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

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

.page-news .step-no {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--blue);
  padding-top: 3px;
}

.page-news .step-body h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.page-news .step-body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-news .cadence-foot {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-55);
}

.page-news .cadence-foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .cadence-foot a:hover,
.page-news .cadence-foot a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-news .cadence-figure {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-news .cadence-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .cadence-figure figcaption {
  padding: 0 14px 12px;
}

/* ---------- 结尾行动 ---------- */
.page-news .stories-cta {
  padding: 48px 0;
  background: var(--blue);
  color: var(--paper);
}

.page-news .stories-cta-inner {
  display: grid;
  gap: 22px;
}

.page-news .stories-cta h2 {
  margin: 0 0 10px;
  color: var(--paper);
  font-size: clamp(22px, 3.4vw, 30px);
}

.page-news .cta-text p {
  margin: 0;
  max-width: 52ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.82);
}

.page-news .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-news .focus-rail {
    grid-auto-columns: minmax(300px, 46%);
    padding-bottom: 26px;
  }

  .page-news .news-item {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 18px;
    padding: 24px 14px;
    margin: 0 -14px;
  }

  .page-news .news-no {
    font-size: 26px;
  }

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

  .page-news .stories-cta-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
    gap: 32px;
  }

  .page-news .cta-actions {
    justify-content: flex-end;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-news .news-hero {
    padding: 20px 0 64px;
  }

  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
    gap: 56px;
    align-items: end;
  }

  .page-news .focus-rail {
    grid-auto-columns: minmax(320px, 31%);
    padding-inline: max(var(--gutter), calc((100% - var(--maxw)) / 2));
    padding-bottom: 28px;
  }

  .page-news .archive-top {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    align-items: end;
  }

  .page-news .news-index {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .index-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    padding: 18px;
  }

  .page-news .cat-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .cat-chip {
    justify-content: space-between;
    border-radius: var(--radius-sm);
    padding: 9px 12px;
  }

  .page-news .cat-count {
    margin-left: auto;
  }

  .page-news .hub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .hub-card:nth-child(2) {
    transform: translateY(16px);
  }

  .page-news .hub-card:nth-child(4) {
    transform: translateY(16px);
  }

  .page-news .hub-actions {
    margin-top: 44px;
  }

  .page-news .cadence-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .focus-card,
  .page-news .news-item,
  .page-news .news-no,
  .page-news .side-item a,
  .page-news .cat-chip,
  .page-news .hub-card {
    transition: none;
  }

  .page-news .focus-card:hover {
    transform: none;
  }

  .page-news .focus-rail {
    scroll-behavior: auto;
  }
}