.page-news {
  --news-band-gap: 22px;
  padding-bottom: 72px;
}

.page-news [hidden] {
  display: none !important;
}

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

.page-news .news-top {
  padding-top: 26px;
}

/* ---------- 顶部主题带 ---------- */
.page-news .top-panel {
  position: relative;
  display: grid;
  gap: 26px;
  margin-top: 18px;
  padding: 26px 20px 20px;
  border: 2px solid var(--line);
  background:
    repeating-linear-gradient(112deg, rgba(217, 181, 107, 0.06) 0 2px, transparent 2px 6px),
    linear-gradient(152deg, var(--felt) 0%, var(--ink) 74%);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .top-panel::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 220px;
  height: 220px;
  border: 2px solid rgba(217, 181, 107, 0.28);
  border-radius: 50%;
  pointer-events: none;
}

.page-news .top-copy .eyebrow {
  color: var(--gold);
}

.page-news .top-copy h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 8vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--cream);
}

.page-news .top-lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(243, 233, 210, 0.8);
}

.page-news .top-visual {
  margin: 0;
  border: 2px solid var(--line);
}

.page-news .top-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .top-visual .media-caption {
  padding: 8px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--sage);
  border-top: 1px solid var(--line);
}

.page-news .news-band {
  margin-top: var(--news-band-gap);
}

/* ---------- 列表区 ---------- */
.page-news .news-log {
  margin-top: 56px;
}

.page-news .log-grid {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .log-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-news .side-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold-soft);
}

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

.page-news .log-side .filter-btn {
  display: block;
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 2px solid var(--line);
  background: transparent;
  color: var(--cream);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-news .log-side .filter-btn:hover {
  border-color: var(--gold);
  color: var(--gold-soft);
}

.page-news .log-side .filter-btn[aria-pressed="true"],
.page-news .log-side .filter-btn.is-active {
  background: var(--orange);
  border-color: var(--orange-deep);
  color: var(--brown);
  font-weight: 700;
}

.page-news .filter-status {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sage);
}

.page-news .side-note {
  border-left: 4px solid var(--gold);
  padding: 4px 0 4px 14px;
}

.page-news .side-note p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(243, 233, 210, 0.66);
}

.page-news .side-note p:last-child {
  margin-bottom: 0;
}

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

.page-news .entry {
  --cat: var(--sage);
  position: relative;
  padding: 16px 16px 16px 18px;
  border-left: 8px solid var(--cat);
  border-top: 2px solid var(--line);
  border-right: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  background: linear-gradient(150deg, var(--felt) 0%, var(--ink) 100%);
  box-shadow: var(--shadow-soft);
}

.page-news .entry[data-cat="version"] {
  --cat: var(--gold);
}

.page-news .entry[data-cat="index"] {
  --cat: var(--focus);
}

.page-news .entry[data-cat="tag"] {
  --cat: var(--orange);
}

.page-news .entry[data-cat="channel"] {
  --cat: var(--gold-soft);
}

.page-news .entry[data-cat="topic"] {
  --cat: var(--sage);
}

.page-news .entry-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .entry-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--gold-soft);
}

.page-news .entry-cat {
  padding: 4px 9px;
  border: 1px solid var(--cat);
  background: rgba(6, 22, 18, 0.4);
  color: var(--cat);
  font-size: 12px;
  letter-spacing: 0.14em;
  line-height: 1.3;
}

.page-news .entry-stage {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-news .entry-title {
  margin: 12px 0 0;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 800;
  color: var(--cream);
}

.page-news .entry-summary {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(243, 233, 210, 0.76);
}

.page-news .entry-toggle {
  margin-top: 12px;
  padding: 6px 12px;
  border: 1px dashed var(--line);
  background: transparent;
  color: var(--gold-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: border-color 140ms var(--ease), color 140ms var(--ease);
}

.page-news .entry-toggle:hover {
  border-color: var(--gold);
  color: var(--cream);
}

.page-news .entry-more {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-news .entry-more p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(243, 233, 210, 0.82);
}

/* ---------- 版本迭代带 ---------- */
.page-news .news-versions {
  margin-top: 64px;
}

.page-news .version-band {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-news .version-node {
  display: flex;
  flex-direction: column;
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: var(--shadow-soft);
}

.page-news .version-node.is-current {
  border-color: var(--gold);
}

.page-news .version-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  border: 0;
  border-bottom: 2px solid var(--line);
  background: transparent;
  color: var(--cream);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 160ms var(--ease);
}

.page-news .version-btn:hover {
  background: rgba(27, 77, 63, 0.55);
}

.page-news .version-node.is-current .version-btn {
  border-bottom-color: var(--gold);
}

.page-news .version-code {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--gold);
  line-height: 1;
}

.page-news .version-node.is-current .version-code {
  color: var(--orange);
}

.page-news .version-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-news .version-body {
  padding: 16px;
}

.page-news .version-title {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--gold-soft);
}

.page-news .version-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(243, 233, 210, 0.78);
}

.page-news .version-visual {
  margin: 26px 0 0;
  border: 2px solid var(--line);
  background: var(--ink);
}

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

.page-news .version-visual .media-caption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--sage);
}

/* ---------- 巡检与合并 ---------- */
.page-news .news-records {
  margin-top: 64px;
}

.page-news .record-grid {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-news .record-visual {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink);
}

.page-news .record-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .record-visual .media-caption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--sage);
}

.page-news .record-cards {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .record-card {
  padding: 16px 18px;
  border-left: 8px solid var(--gold);
  border-top: 2px solid var(--line);
  border-right: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  background: var(--felt);
  box-shadow: var(--shadow-soft);
}

.page-news .record-card:nth-child(2) {
  border-left-color: var(--orange);
}

.page-news .record-card:nth-child(3) {
  border-left-color: var(--focus);
}

.page-news .record-when {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold-soft);
}

.page-news .record-card h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--cream);
}

.page-news .record-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(243, 233, 210, 0.76);
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics {
  margin-top: 64px;
}

.page-news .topic-head {
  display: grid;
  gap: 24px;
}

.page-news .topic-visual {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--ink);
}

.page-news .topic-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .topic-visual .media-caption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--sage);
}

.page-news .topic-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-news .topic-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .topic-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-news .topic-item h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  color: var(--cream);
}

.page-news .topic-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 233, 210, 0.72);
}

/* ---------- 关注与反馈 ---------- */
.page-news .news-follow {
  margin-top: 64px;
}

.page-news .follow-panel {
  padding: clamp(22px, 4vw, 40px);
}

.page-news .follow-panel .section-num {
  color: var(--orange-deep);
}

.page-news .follow-panel .section-title {
  color: var(--brown);
}

.page-news .follow-panel .section-lede {
  color: #4a3b2c;
}

.page-news .follow-links {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-news .follow-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border: 2px solid var(--brown);
  background: var(--paper);
  color: var(--brown);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: 4px 4px 0 0 rgba(36, 26, 19, 0.85);
  transition: transform 140ms var(--ease), box-shadow 140ms var(--ease), background 140ms var(--ease);
}

.page-news .follow-link::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--orange-deep);
}

.page-news .follow-link:hover {
  background: var(--cream);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 rgba(36, 26, 19, 0.9);
}

.page-news .follow-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.74;
  color: #5b4a38;
}

/* ---------- 焦点可见性 ---------- */
.page-news .filter-btn:focus-visible,
.page-news .entry-toggle:focus-visible,
.page-news .version-btn:focus-visible,
.page-news .follow-link:focus-visible,
.page-news .crumb:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-top {
    padding-top: 34px;
  }

  .page-news .top-panel {
    padding: 34px 32px 28px;
    gap: 30px;
  }

  .page-news .entry {
    padding: 20px 22px 20px 24px;
  }

  .page-news .entry-title {
    font-size: 20px;
  }

  .page-news .follow-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .log-grid {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .log-side {
    position: sticky;
    top: 28px;
    padding-right: 8px;
    border-right: 1px solid var(--line);
  }

  .page-news .log-side .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .log-side .filter-btn {
    width: 100%;
    text-align: left;
  }

  .page-news .version-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .record-grid {
    grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .topic-head {
    grid-template-columns: minmax(0, 1fr) 340px;
    align-items: end;
    gap: 36px;
  }

  .page-news .topic-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }
}

@media (min-width: 1100px) {
  .page-news .top-panel {
    padding: 40px 44px 32px;
  }

  .page-news .top-lede {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition: none !important;
    animation: none !important;
  }

  .page-news .follow-link:hover {
    transform: none;
  }
}