.page-news {
  --nm-version: var(--wb-orange);
  --nm-column: var(--wb-cyan);
  --nm-rule: var(--wb-gold);
  --nm-service: var(--wb-emerald);
  --nm-hair: rgba(244, 235, 221, 0.14);
  --nm-paper-hair: rgba(36, 26, 22, 0.18);
  --nm-text-soft: rgba(244, 235, 221, 0.82);
  --nm-paper-text: rgba(36, 26, 22, 0.78);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-news .wb-media {
  display: block;
  overflow: hidden;
}

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

.page-news .news-crumb-bar {
  padding-top: clamp(16px, 2.5vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 42px) 0 clamp(28px, 5vw, 52px);
  background:
    radial-gradient(90% 120% at 6% 0%, rgba(199, 91, 42, 0.2), transparent 58%),
    radial-gradient(80% 110% at 96% 4%, rgba(47, 125, 101, 0.16), transparent 62%);
  border-bottom: 1px solid var(--wb-line);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--wb-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--wb-line) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.55;
  -webkit-mask-image: linear-gradient(to bottom, #000000 0%, transparent 88%);
  mask-image: linear-gradient(to bottom, #000000 0%, transparent 88%);
  pointer-events: none;
}

.page-news .news-hero > .wb-shell {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-news .news-hero__lead .wb-h1 {
  margin: 12px 0 18px;
  max-width: 15em;
}

.page-news .news-hero__lead .wb-lede {
  max-width: 40em;
}

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

.page-news .news-hero__card {
  position: relative;
  padding: clamp(18px, 3vw, 26px);
  background: rgba(27, 42, 74, 0.74);
  border: 1px solid var(--wb-line-strong);
  border-top: 3px solid var(--wb-orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--wb-cut)), calc(100% - var(--wb-cut)) 100%, 0 100%);
}

.page-news .news-hero__card-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wb-mist);
}

.page-news .news-hero__stats {
  display: grid;
  gap: 0;
}

.page-news .news-stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--nm-hair);
}

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

.page-news .news-stat__key {
  font-size: 13px;
  color: var(--wb-mist);
  letter-spacing: 0.02em;
}

.page-news .news-stat__val {
  font-family: var(--wb-font-mono);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--wb-cream);
}

.page-news .news-stat__val--accent {
  color: var(--wb-gold);
}

.page-news .news-banner {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--wb-line);
}

/* ---------- 条目列表 + 筛选侧栏 ---------- */
.page-news .news-log-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-news .news-filter-rail {
  padding: 18px;
  background: rgba(27, 42, 74, 0.5);
  border: 1px solid var(--wb-line);
}

.page-news .news-filter-rail__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--wb-gold);
}

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

.page-news .news-filter-rail .wb-filter {
  flex: 1 1 auto;
  padding: 9px 14px;
  font-family: var(--wb-font-body);
  font-size: 13.5px;
  letter-spacing: 0.03em;
  color: var(--wb-cream);
  background: transparent;
  border: 1px solid var(--wb-line-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-news .news-filter-rail .wb-filter:hover {
  border-color: var(--wb-cyan);
  color: var(--wb-cyan);
}

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

.page-news .news-filter-rail .wb-filter[aria-pressed="true"] {
  background: var(--wb-cyan);
  border-color: var(--wb-cyan);
  color: var(--wb-indigo);
  font-weight: 700;
}

.page-news .wb-filter-status {
  margin: 12px 0 0;
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wb-mist);
}

.page-news .news-filter-rail__legend {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--wb-line);
}

.page-news .legend-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--wb-mist);
}

.page-news .legend-dot {
  flex: none;
  width: 16px;
  height: 3px;
  margin-top: 0.65em;
}

.page-news .legend-dot--version {
  background: var(--nm-version);
}

.page-news .legend-dot--column {
  background: var(--nm-column);
}

.page-news .legend-dot--rule {
  background: var(--nm-rule);
}

.page-news .legend-dot--service {
  background: var(--nm-service);
}

.page-news .news-filter-rail__media {
  margin-top: 20px;
  border: 1px solid var(--wb-line);
}

.page-news .news-log {
  counter-reset: newslog;
  border-top: 1px solid var(--wb-line-strong);
}

.page-news .log-entry {
  --log-accent: var(--wb-gold);
  position: relative;
  counter-increment: newslog;
  padding: 20px 0 20px clamp(16px, 3vw, 28px);
  border-left: 2px solid var(--log-accent);
  border-bottom: 1px solid var(--wb-line);
  transition: background 0.2s ease;
}

.page-news .log-entry:hover {
  background: rgba(244, 235, 221, 0.035);
}

.page-news .log-entry::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 26px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--log-accent);
  box-shadow: 0 0 0 4px var(--wb-indigo);
}

.page-news .log-entry--version {
  --log-accent: var(--nm-version);
}

.page-news .log-entry--column {
  --log-accent: var(--nm-column);
}

.page-news .log-entry--rule {
  --log-accent: var(--nm-rule);
}

.page-news .log-entry--service {
  --log-accent: var(--nm-service);
}

.page-news .log-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
}

.page-news .log-entry__meta::before {
  content: counter(newslog, decimal-leading-zero);
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--log-accent);
}

.page-news .log-entry__time {
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--wb-mist);
}

.page-news .log-tag {
  padding: 2px 9px;
  font-size: 11px;
  letter-spacing: 0.1em;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 0;
}

.page-news .log-tag--version {
  color: var(--nm-version);
}

.page-news .log-tag--column {
  color: var(--nm-column);
}

.page-news .log-tag--rule {
  color: var(--nm-rule);
}

.page-news .log-tag--service {
  color: var(--nm-service);
}

.page-news .log-entry .wb-h3 {
  margin: 0 0 8px;
  font-size: clamp(16.5px, 2vw, 20px);
  line-height: 1.55;
}

.page-news .log-entry__text {
  margin: 0 0 8px;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--nm-text-soft);
}

.page-news .log-entry__text a {
  color: var(--wb-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .log-entry__more {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--nm-hair);
}

.page-news .log-entry__more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--wb-cyan);
}

.page-news .log-entry__more summary::-webkit-details-marker {
  display: none;
}

.page-news .log-entry__more summary::before {
  content: "+";
  font-size: 14px;
  line-height: 1;
}

.page-news .log-entry__more[open] summary::before {
  content: "−";
}

.page-news .log-entry__more summary:focus-visible {
  outline: 2px solid var(--wb-cyan);
  outline-offset: 3px;
}

.page-news .log-entry__more .log-entry__text {
  margin-top: 10px;
  font-size: 14.5px;
  color: rgba(244, 235, 221, 0.72);
}

/* ---------- 维护节奏 ---------- */
.page-news .news-pace-section .wb-h2,
.page-news .news-pace-section .pace-item__title {
  color: var(--wb-ink);
}

.page-news .news-pace-section .wb-eyebrow {
  color: var(--wb-orange);
}

.page-news .news-pace-section .wb-muted {
  color: rgba(36, 26, 22, 0.7);
}

.page-news .news-pace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
}

.page-news .news-pace__media {
  border: 1px solid var(--nm-paper-hair);
}

.page-news .news-pace__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-news .pace-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 16px;
  padding: 15px 0;
  border-top: 1px solid var(--nm-paper-hair);
}

.page-news .pace-item:last-child {
  border-bottom: 1px solid var(--nm-paper-hair);
}

.page-news .pace-item__num {
  grid-row: span 2;
  padding-top: 3px;
  font-family: var(--wb-font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--wb-orange);
}

.page-news .pace-item__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-news .pace-item__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--nm-paper-text);
}

/* ---------- 版本差异 ---------- */
.page-news .version-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-news .version-card {
  padding: clamp(20px, 3vw, 30px);
  background: rgba(27, 42, 74, 0.5);
  border: 1px solid var(--wb-line);
  border-top: 3px solid var(--wb-line-strong);
}

.page-news .version-card--current {
  background: rgba(27, 42, 74, 0.86);
  border-top-color: var(--wb-orange);
  box-shadow: inset 0 0 0 1px rgba(199, 91, 42, 0.22);
}

.page-news .version-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-news .version-card__name {
  margin: 0;
  font-family: var(--wb-font-mono);
  font-size: clamp(19px, 2.4vw, 25px);
  letter-spacing: 0.04em;
  color: var(--wb-cream);
}

.page-news .version-card__badge {
  padding: 3px 9px;
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--wb-gold);
  border: 1px solid rgba(216, 162, 74, 0.5);
}

.page-news .version-card--current .version-card__badge {
  color: var(--wb-indigo);
  background: var(--wb-gold);
  border-color: var(--wb-gold);
}

.page-news .version-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .version-card li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--nm-text-soft);
}

.page-news .version-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--wb-gold);
}

/* ---------- 回访提示 ---------- */
.page-news .news-revisit {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 36px);
  align-items: center;
  padding: clamp(20px, 4vw, 38px);
  background: linear-gradient(135deg, rgba(27, 42, 74, 0.92), rgba(16, 27, 51, 0.94));
  border: 1px solid var(--wb-line-strong);
}

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

.page-news .news-revisit__body .wb-h2 {
  margin: 10px 0 14px;
}

.page-news .news-revisit__text {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--nm-text-soft);
}

.page-news .news-revisit__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 22px 0 14px;
}

.page-news .news-revisit__actions .wb-copy-status {
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wb-cyan);
}

.page-news .news-revisit__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
}

.page-news .news-revisit__note a {
  color: var(--wb-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.95fr);
  }

  .page-news .news-log-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
  }

  .page-news .news-log {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .news-filter-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
  }

  .page-news .news-filter-rail .wb-filters {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-news .news-filter-rail .wb-filter {
    width: 100%;
    text-align: left;
  }

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

  .page-news .version-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }

  .page-news .news-revisit {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
}

@media (min-width: 1100px) {
  .page-news .log-entry {
    padding-top: 24px;
    padding-bottom: 24px;
  }
}

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