.page-news {
  --news-line: rgba(138, 160, 180, 0.26);
  --news-line-strong: rgba(138, 160, 180, 0.42);
  --news-paper-rule: rgba(42, 52, 64, 0.16);
  background-color: var(--ink-900);
  color: var(--paper);
}

.page-news .container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: 0.01em;
}

.page-news .section-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .section-head h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  margin: 6px 0 12px;
}

.page-news .section-head p {
  max-width: 62ch;
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--steel);
}

.page-news .kicker {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}

/* ---------- 首屏 ---------- */

.page-news .topics-hero {
  position: relative;
  border-bottom: 1px solid var(--news-line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(200, 145, 47, 0.16), transparent 58%),
    linear-gradient(180deg, var(--ink-800), var(--ink-900));
}

.page-news .topics-hero .breadcrumbs {
  padding-top: clamp(14px, 2.4vw, 22px);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 56px);
  padding-block: clamp(22px, 4vw, 46px) clamp(30px, 5vw, 66px);
}

.page-news .hero-copy h1 {
  font-size: clamp(2.1rem, 6.2vw, 3.9rem);
  margin: 10px 0 18px;
  color: var(--paper);
}

.page-news .hero-lede {
  max-width: 56ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.8;
  color: var(--page);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .hero-figure {
  margin: 0;
  border-left: 3px solid var(--amber);
}

/* 首屏左侧竖向节点轴 */

.page-news .hero-axis {
  order: 2;
}

.page-news .axis-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--news-line-strong);
  display: grid;
  gap: 20px;
}

.page-news .axis-item {
  position: relative;
  display: grid;
  gap: 3px;
}

.page-news .axis-node {
  position: absolute;
  left: -25px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--steel);
}

.page-news .axis-item--latest .axis-node {
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(226, 114, 91, 0.22);
}

.page-news .axis-text {
  font-size: 0.94rem;
  color: var(--paper);
}

.page-news .axis-time {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--steel);
  text-decoration: underline;
  text-decoration-color: var(--edge-amber);
  text-underline-offset: 3px;
}

.page-news .axis-item--latest .axis-time {
  color: var(--coral);
  text-decoration-color: var(--coral);
}

/* ---------- 专题索引 + 条目列表 ---------- */

.page-news .topics-index {
  padding-block: clamp(30px, 5vw, 72px);
}

.page-news .index-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
}

.page-news .filter-list {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 10px 0 0;
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .filter-link {
  display: block;
  white-space: nowrap;
  padding: 9px 14px;
  font-size: 0.93rem;
  color: var(--steel);
  text-decoration: none;
  border: 1px solid var(--news-line);
  border-left: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-news .filter-link:hover,
.page-news .filter-link:focus-visible {
  color: var(--amber-bright);
  border-color: var(--edge-amber);
  border-left-color: var(--amber-bright);
}

.page-news .filter-link[aria-current="location"] {
  color: var(--ink-900);
  background-color: var(--amber);
  border-color: var(--amber);
  border-left-color: var(--coral);
  font-weight: 600;
}

.page-news .topic-stream {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
}

.page-news .topic-group {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-news .group-head {
  padding-bottom: 14px;
  border-bottom: 2px solid var(--edge-amber);
}

.page-news .group-head h2 {
  font-size: clamp(1.35rem, 2.8vw, 1.9rem);
  margin: 0 0 10px;
  color: var(--amber-bright);
}

.page-news .group-head p {
  margin: 0;
  max-width: 60ch;
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--steel);
}

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

.page-news .entry {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--news-line);
}

.page-news .entry-title {
  flex: 1 1 340px;
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.62;
  color: var(--paper);
}

.page-news .entry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--steel);
}

.page-news .entry-path {
  display: none;
  opacity: 0.5;
  transition: opacity 180ms ease, color 180ms ease;
}

.page-news .entry:hover .entry-path,
.page-news .entry:focus-within .entry-path {
  opacity: 1;
  color: var(--celadon);
}

/* 加宽对照横条 */

.page-news .band-note {
  margin: 0;
  padding: clamp(18px, 3vw, 26px) clamp(18px, 3vw, 28px);
  background:
    repeating-linear-gradient(135deg, rgba(232, 180, 75, 0.09) 0 8px, transparent 8px 18px),
    var(--ink-800);
  border-top: 2px solid var(--amber);
  border-bottom: 2px solid var(--amber);
}

.page-news .band-kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-news .band-text {
  margin: 0 0 14px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--page);
}

.page-news .band-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--amber-bright);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 版本对照 ---------- */

.page-news .version-compare {
  padding-block: clamp(34px, 6vw, 84px);
  background: linear-gradient(180deg, var(--ink-900), var(--ink-800) 40%, var(--ink-900));
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

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

.page-news .compare-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-news .compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--news-line-strong);
  background: rgba(18, 40, 61, 0.6);
}

.page-news .compare-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.page-news .compare-table th,
.page-news .compare-table td {
  text-align: left;
  padding: 16px 18px;
  vertical-align: top;
  line-height: 1.7;
}

.page-news .compare-table thead th {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  background: rgba(11, 27, 43, 0.85);
  border-bottom: 1px solid var(--news-line-strong);
}

.page-news .compare-table tbody th {
  font-weight: 600;
  color: var(--paper);
  border-bottom: 1px solid var(--news-line);
  white-space: nowrap;
}

.page-news .compare-table tbody td {
  color: var(--page);
  border-bottom: 1px solid var(--news-line);
}

.page-news .compare-table tbody tr:nth-child(even) {
  background: rgba(231, 216, 188, 0.08);
}

.page-news .compare-table tbody tr:hover {
  background: rgba(200, 145, 47, 0.16);
  box-shadow: inset 3px 0 0 var(--amber-bright);
}

.page-news .ver-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--amber-bright);
  text-decoration: underline;
  text-decoration-color: var(--edge-amber);
  text-underline-offset: 4px;
}

.page-news .ver-note {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-news .ver-date {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--coral);
  text-decoration: underline;
  text-decoration-color: rgba(226, 114, 91, 0.5);
  text-underline-offset: 4px;
  white-space: nowrap;
}

.page-news .compare-foot {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--steel);
}

.page-news .compare-foot a {
  color: var(--amber-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 回访实录时间轴 ---------- */

.page-news .visit-log {
  padding-block: clamp(34px, 6vw, 84px);
}

.page-news .log-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}

.page-news .log-figure {
  margin: 0;
  align-self: start;
}

.page-news .log-axis {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  border-left: 1px solid var(--news-line-strong);
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

.page-news .log-item {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-news .log-node {
  position: absolute;
  left: -30px;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--steel);
}

.page-news .log-item--latest .log-node {
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(226, 114, 91, 0.2);
}

.page-news .log-card {
  padding: clamp(16px, 2.6vw, 22px);
  background: var(--ink-800);
  border: 1px solid var(--news-line);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.page-news .log-item--latest .log-card {
  border-color: rgba(226, 114, 91, 0.55);
  background: linear-gradient(180deg, rgba(226, 114, 91, 0.1), var(--ink-800) 60%);
}

.page-news .log-time {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--steel);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .log-item--latest .log-time {
  color: var(--coral);
}

.page-news .log-title {
  margin: 0 0 10px;
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  color: var(--paper);
}

.page-news .log-body-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--page);
}

/* ---------- 更新节奏（浅色分区） ---------- */

.page-news .news-paper {
  background-color: var(--paper);
  color: var(--text-ink);
  border-top: 3px solid var(--amber);
}

.page-news .news-paper .section-head h2 {
  color: var(--ink-900);
}

.page-news .news-paper .section-head p {
  color: var(--text-ink);
}

.page-news .cadence {
  padding-block: clamp(34px, 6vw, 80px);
}

.page-news .cadence-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-news .cadence-card {
  padding: clamp(18px, 2.6vw, 26px);
  background: #FBF6EB;
  border: 1px solid var(--news-paper-rule);
  border-top: 3px solid var(--celadon);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.page-news .cadence-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 26px rgba(11, 27, 43, 0.14);
}

.page-news .cadence-when {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.page-news .cadence-title {
  margin: 0 0 10px;
  font-size: 1.12rem;
  color: var(--ink-900);
}

.page-news .cadence-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--text-ink);
}

.page-news .cadence-note {
  margin-top: clamp(20px, 3vw, 32px);
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px solid var(--news-paper-rule);
}

.page-news .cadence-note p {
  margin: 0 0 12px;
  max-width: 72ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-ink);
}

.page-news .cadence-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-news .cadence-links a {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-news .cadence-links a:hover {
  color: var(--amber);
}

/* ---------- 编辑推荐 ---------- */

.page-news .picks {
  padding-block: clamp(34px, 6vw, 84px);
}

.page-news .picks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
}

.page-news .pick-figure {
  margin: 0;
  align-self: start;
}

.page-news .pick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .pick-card {
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--ink-800);
  border-left: 3px solid var(--amber);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.page-news .pick-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--lift);
  border-left-color: var(--amber-bright);
}

.page-news .pick-title {
  margin: 0 0 10px;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.page-news .pick-title a {
  color: var(--paper);
  text-decoration: none;
}

.page-news .pick-title a:hover,
.page-news .pick-title a:focus-visible {
  color: var(--amber-bright);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-news .pick-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-news .entry-path {
    display: inline;
  }

  .page-news .cadence-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(190px, 230px) 1fr;
    align-items: start;
  }

  .page-news .hero-axis {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    order: 0;
  }

  .page-news .log-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    align-items: start;
  }

  .page-news .picks-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-news .index-layout {
    grid-template-columns: minmax(180px, 236px) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 58px);
  }

  .page-news .topic-filter {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-news .filter-list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .filter-link {
    border: none;
    border-left: 2px solid transparent;
    padding: 9px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cadence-card,
  .page-news .pick-card,
  .page-news .log-card {
    transition: none;
  }

  .page-news .cadence-card:hover,
  .page-news .pick-card:hover {
    transform: none;
  }
}