.page-news {
  padding: 16px 0 72px;
  color: var(--c-text);
  font-family: var(--font-body);
}

.page-news .breadcrumb {
  margin-bottom: 20px;
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--c-line);
}

.page-news .news-headline {
  margin: 10px 0 16px;
  padding-right: 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 13vw, 104px);
  line-height: .95;
  letter-spacing: -.02em;
  transform: skewX(-2deg);
  transform-origin: left bottom;
}

.page-news .news-lede {
  max-width: 40em;
  margin: 0 0 18px;
  color: var(--c-muted);
  font-size: 16px;
  line-height: 1.75;
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-muted);
}

.page-news .news-meta li {
  position: relative;
  padding-left: 14px;
}

.page-news .news-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--c-cyan);
}

/* ---------- 头条 + 专题索引 ---------- */
.page-news .lead-grid {
  display: grid;
  gap: var(--gap);
  margin-top: 34px;
}

.page-news .lead-story {
  position: relative;
  overflow: hidden;
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-panel);
  background: linear-gradient(158deg, var(--c-panel) 0%, var(--c-night) 62%, var(--c-void) 100%);
  box-shadow: var(--shadow-card);
}

.page-news .lead-story::after {
  content: "";
  position: absolute;
  right: -28%;
  bottom: -58%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(138, 107, 255, .34), transparent 68%);
  pointer-events: none;
}

.page-news .lead-media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--r-media);
  background: var(--c-void);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%);
}

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

.page-news .lead-media .media__label {
  position: absolute;
  left: 12px;
  bottom: 18px;
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: rgba(10, 16, 32, .74);
  color: var(--c-amber);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
}

.page-news .lead-copy {
  position: relative;
  z-index: 1;
  padding-top: 18px;
}

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

.page-news .lead-time {
  font-size: 12px;
  color: var(--c-dim);
}

.page-news .lead-title {
  margin: 12px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 6vw, 40px);
  line-height: 1.18;
  letter-spacing: -.01em;
}

.page-news .lead-summary {
  max-width: 44em;
  margin: 0 0 20px;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 专题索引面板 ---------- */
.page-news .news-index {
  padding: 20px 18px;
  align-self: start;
}

.page-news .index-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
}

.page-news .index-note {
  margin: 0 0 14px;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.65;
}

.page-news .index-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-news .index-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 10px 13px 12px;
  border-top: 1px solid var(--c-line);
  border-left: 2px solid transparent;
  color: var(--c-text);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .index-list li:last-child .index-item {
  border-bottom: 1px solid var(--c-line);
}

.page-news .index-item:hover,
.page-news .index-item:focus-visible {
  color: var(--c-amber);
  border-left-color: var(--c-orange);
  background: rgba(23, 36, 67, .78);
}

.page-news .index-name {
  font-size: 15px;
}

.page-news .index-count {
  font-size: 12px;
  color: var(--c-dim);
}

/* ---------- 主体：左分类 / 右条目 ---------- */
.page-news .news-body {
  display: grid;
  gap: 34px;
  margin-top: 56px;
}

.page-news .side-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
}

.page-news .line-list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .line-item {
  padding: 4px 0 16px 14px;
  border-left: 2px solid var(--c-line);
  transition: border-color var(--dur) var(--ease);
}

.page-news .line-item:hover {
  border-left-color: var(--c-violet);
}

.page-news .line-desc {
  margin: 8px 0 0;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.7;
}

.page-news .side-archive {
  margin-top: 24px;
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  background: linear-gradient(135deg, rgba(138, 107, 255, .18), rgba(95, 211, 232, .06));
}

.page-news .side-archive-num {
  margin: 0;
  font-size: 34px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-news .side-archive-text {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-muted);
}

/* ---------- 条目列表 ---------- */
.page-news .stream-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--c-line);
}

.page-news .stream-title {
  margin: 0;
  font-size: clamp(24px, 5vw, 36px);
}

.page-news .stream-count {
  font-size: 12px;
  color: var(--c-dim);
}

.page-news .entry {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 8px 12px;
  padding: 24px 0;
  border-top: 1px solid var(--c-line);
  transition: background var(--dur) var(--ease), padding var(--dur) var(--ease), border-radius var(--dur) var(--ease);
}

.page-news .stream-head + .entry {
  border-top: none;
}

.page-news .entry:hover,
.page-news .entry:focus-within {
  padding-inline: 14px;
  border-radius: var(--r-card);
  background: var(--c-night);
}

.page-news .entry-num {
  padding-top: 5px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-dim);
}

.page-news .entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .entry-time {
  font-size: 12px;
  color: var(--c-dim);
}

.page-news .entry-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 4.4vw, 26px);
  line-height: 1.32;
}

.page-news .entry-summary {
  max-width: 42em;
  margin: 8px 0 0;
  color: var(--c-muted);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-news .entry-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .entry-link:hover,
.page-news .entry-link:focus-visible {
  color: var(--c-amber);
  border-bottom-color: currentColor;
}

.page-news .entry-thumb {
  grid-column: 1 / -1;
  margin: 12px 0 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--r-media);
  background: var(--c-void);
}

.page-news .entry-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 专题归档 ---------- */
.page-news .news-topics {
  margin-top: 68px;
  padding-top: 30px;
  border-top: 1px solid var(--c-line);
}

.page-news .topics-head .section-title {
  margin: 8px 0 10px;
}

.page-news .topics-head .lede {
  margin: 0;
  max-width: 40em;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .topics-grid {
  display: grid;
  gap: var(--gap);
  margin-top: 26px;
}

.page-news .topics-media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--r-panel);
  background: var(--c-night);
}

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

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

.page-news .topic-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 14px;
  padding: 16px 18px 16px 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  background: var(--c-night);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .topic-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--c-orange), var(--c-violet));
}

.page-news .topic-card:hover {
  transform: translateY(-4px);
  background: var(--c-panel);
  box-shadow: var(--shadow-lift);
}

.page-news .topic-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
}

.page-news .topic-count {
  font-size: 12px;
  color: var(--c-cyan);
  align-self: center;
}

.page-news .topic-desc {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.72;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  margin-top: 64px;
  padding: 26px 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-panel);
  background: var(--c-night);
}

.page-news .cadence-title {
  margin: 8px 0 12px;
}

.page-news .cadence-lede {
  max-width: 42em;
  margin: 0;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-news .cadence-grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-news .cadence-card {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  background: var(--c-panel);
}

.page-news .cadence-num {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--c-amber);
}

.page-news .cadence-name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
}

.page-news .cadence-desc {
  margin: 0;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.72;
}

.page-news .cadence-cta {
  margin: 26px 0 0;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.9;
}

.page-news .cadence-cta a {
  color: var(--c-amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .cadence-cta a:hover,
.page-news .cadence-cta a:focus-visible {
  color: var(--c-orange);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .cadence-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .entry--media {
    grid-template-columns: 32px 1fr 200px;
    align-items: start;
    gap: 8px 18px;
  }

  .page-news .entry--media .entry-thumb {
    grid-column: 3;
    margin: 0;
    aspect-ratio: 4 / 3;
  }
}

@media (min-width: 900px) {
  .page-news {
    padding-top: 24px;
  }

  .page-news .lead-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 28px;
  }

  .page-news .lead-story {
    grid-column: span 8;
    padding: 20px;
  }

  .page-news .news-index {
    grid-column: span 4;
  }

  .page-news .news-body {
    grid-template-columns: 288px 1fr;
    gap: 46px;
  }

  .page-news .news-side {
    position: sticky;
    top: calc(var(--bar-h) + 16px);
  }

  .page-news .topics-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: 32px;
  }

  .page-news .news-cadence {
    padding: 34px 32px;
  }
}

@media (min-width: 1200px) {
  .page-news .entry--media {
    grid-template-columns: 32px 1fr 230px;
  }

  .page-news .entry-title {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .index-item,
  .page-news .line-item,
  .page-news .topic-card,
  .page-news .entry-link {
    transition: background-color var(--dur) linear, color var(--dur) linear, border-color var(--dur) linear;
  }

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

  .page-news .news-headline {
    transform: none;
  }
}