.page-news {
  --news-rule: rgba(255, 201, 74, 0.3);
  --news-teal-rule: rgba(79, 224, 208, 0.22);
  --news-soft: rgba(233, 237, 245, 0.06);
  padding-bottom: clamp(40px, 7vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(22px, 5vw, 54px) 0 clamp(26px, 5vw, 60px);
}

.page-news .news-hero__grid {
  align-items: start;
}

.page-news .news-hero__title {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7.6vw, 74px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--text);
  text-shadow: 0 0 26px rgba(255, 201, 74, 0.16), 0 0 58px rgba(79, 224, 208, 0.1);
}

.page-news .news-hero__lede {
  max-width: 42em;
  color: var(--muted);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-hero__side {
  display: grid;
  gap: 12px;
  margin-top: 8px;
}

.page-news .news-hero__side .data-card {
  padding: 16px 18px;
}

.page-news .news-hero__side .data-card__num {
  font-size: clamp(26px, 4vw, 34px);
}

/* ---------- 子栏目索引条 ---------- */
.page-news .news-index {
  padding-top: 0;
}

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

.page-news .news-index__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
  transition: background-color 0.18s ease, padding-left 0.18s ease, color 0.18s ease;
}

.page-news .news-index__row:hover,
.page-news .news-index__row:focus-visible {
  padding-left: 14px;
  color: var(--gold);
  background: linear-gradient(90deg, rgba(255, 201, 74, 0.09), rgba(255, 201, 74, 0) 72%);
}

.page-news .news-index__no {
  color: var(--teal);
  font-size: 0.78rem;
}

.page-news .news-index__name {
  font-weight: 700;
  font-size: 1.02rem;
}

.page-news .news-index__freq {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.74rem;
}

/* ---------- 横幅图 ---------- */
.page-news .news-banner {
  margin: 0 auto;
  max-width: var(--wrap);
}

.page-news .news-banner img {
  filter: saturate(1.05) contrast(1.05);
}

/* ---------- 章节标记 ---------- */
.page-news .news-marker {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin: 0 0 clamp(20px, 3.4vw, 36px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-marker__no {
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1;
  color: rgba(168, 176, 190, 0.38);
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.page-news [data-section].is-current .news-marker__no {
  color: var(--gold);
  text-shadow: 0 0 20px rgba(255, 201, 74, 0.5);
}

.page-news .news-marker__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 33px);
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-news .news-marker__meta {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.76rem;
}

/* ---------- 本期观察列表 ---------- */
.page-news .news-feed {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-feed__item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-feed__no {
  position: relative;
  padding-left: 11px;
  color: var(--gold);
  font-size: 0.76rem;
  line-height: 1.9;
}

.page-news .news-feed__no::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold), rgba(255, 201, 74, 0));
}

.page-news .news-feed__body {
  min-width: 0;
  transition: transform 0.2s ease;
}

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

.page-news .news-feed__time {
  color: var(--muted);
  font-size: 0.72rem;
}

.page-news .news-feed__title {
  margin: 8px 0 0;
  font-size: clamp(16px, 2.1vw, 19px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--text);
  transition: color 0.18s ease;
}

.page-news .news-feed__hint {
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.8;
  transition: max-height 0.24s ease, opacity 0.24s ease, margin-top 0.24s ease;
}

.page-news .news-tag--trend {
  color: var(--gold);
  border-color: rgba(255, 201, 74, 0.42);
}

.page-news .news-tag--release {
  color: var(--teal);
  border-color: rgba(79, 224, 208, 0.42);
}

.page-news .news-tag--note {
  color: var(--paper);
  border-color: rgba(233, 237, 245, 0.28);
}

.page-news .news-tag--series {
  color: var(--muted);
  border-color: rgba(168, 176, 190, 0.35);
}

/* ---------- 订阅趋势专题 ---------- */
.page-news .news-trend__prose p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.9;
  max-width: 42em;
}

.page-news .news-trend__prose p:first-child {
  color: var(--text);
  font-size: 1.05rem;
}

.page-news .news-trend__subtitle {
  margin: 30px 0 14px;
  font-size: clamp(17px, 2.2vw, 21px);
  color: var(--text);
}

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

.page-news .news-dims__item {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 2px 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-news .news-dims__k {
  grid-row: span 2;
  color: var(--teal);
  font-size: 0.82rem;
  line-height: 1.7;
}

.page-news .news-dims__t {
  font-weight: 700;
  color: var(--text);
}

.page-news .news-dims__d {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-news .news-trend__chartbox {
  margin-top: 8px;
}

.page-news .news-chart__panel {
  padding: 20px 18px;
}

.page-news .news-chart__title {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.76rem;
}

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

.page-news .news-chart__grid line {
  stroke: var(--teal-dim);
  stroke-width: 0.8;
  opacity: 0.5;
}

.page-news .news-chart__axis {
  stroke: var(--line);
  stroke-width: 1;
}

.page-news .news-chart__line {
  fill: none;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-news .news-chart__line--gold {
  stroke: var(--gold);
  filter: drop-shadow(0 0 6px rgba(255, 201, 74, 0.45));
}

.page-news .news-chart__line--teal {
  stroke: var(--teal);
}

.page-news .news-chart__dots--gold circle {
  fill: var(--gold);
}

.page-news .news-chart__dots--teal circle {
  fill: var(--teal);
}

.page-news .news-chart__label {
  fill: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
}

.page-news .news-chart__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.8rem;
}

.page-news .news-chart__swatch {
  display: inline-block;
  width: 18px;
  height: 3px;
  margin-right: 7px;
  vertical-align: middle;
  border-radius: 2px;
}

.page-news .news-chart__swatch--gold {
  background: var(--gold);
  box-shadow: 0 0 10px rgba(255, 201, 74, 0.5);
}

.page-news .news-chart__swatch--teal {
  background: var(--teal);
}

.page-news .news-trend__figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

/* ---------- 版本动态 ---------- */
.page-news .news-release__prose p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.9;
  max-width: 42em;
}

.page-news .news-release__note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border-left: 2px solid var(--gold-dim);
  background: var(--news-soft);
  color: var(--paper);
  font-size: 0.94rem;
}

.page-news .news-release__note .status-dot {
  margin-top: 0.55em;
  flex: none;
}

.page-news .news-release__btn {
  margin-top: 22px;
}

.page-news .news-release__figure {
  margin: 0;
}

/* ---------- 内容制作笔记 ---------- */
.page-news .news-notes__prose p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.9;
  max-width: 42em;
}

.page-news .news-notes__figure {
  margin: 0;
}

.page-news .news-notes__subtitle {
  margin: clamp(28px, 4vw, 46px) 0 16px;
  font-size: clamp(17px, 2.2vw, 21px);
  color: var(--text);
}

.page-news .news-topics {
  display: grid;
  gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-news .news-topics__no {
  display: block;
  color: var(--teal);
  font-size: 0.74rem;
  margin-bottom: 10px;
}

.page-news .news-topics__title {
  margin: 0 0 10px;
  font-size: 1.08rem;
  color: var(--text);
}

.page-news .news-topics__why {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-news .news-topics__how {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
  opacity: 0.85;
}

/* ---------- 专题系列归档 ---------- */
.page-news .news-archive__groups {
  display: grid;
  gap: 12px;
}

.page-news .news-archive__group {
  border: 1px solid var(--line);
  border-radius: var(--radius-b);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.18s ease;
}

.page-news .news-archive__group[open] {
  border-color: rgba(255, 201, 74, 0.34);
}

.page-news .news-archive__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-news .news-archive__summary::-webkit-details-marker {
  display: none;
}

.page-news .news-archive__summary::after {
  content: "＋";
  margin-left: auto;
  color: var(--gold);
  font-size: 1rem;
  line-height: 1;
}

.page-news .news-archive__group[open] .news-archive__summary::after {
  content: "－";
}

.page-news .news-archive__summary:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: -2px;
}

.page-news .news-archive__period {
  color: var(--text);
  font-size: 0.9rem;
}

.page-news .news-archive__stat {
  color: var(--muted);
  font-size: 0.74rem;
}

.page-news .news-archive__state {
  color: var(--muted);
  border-color: rgba(168, 176, 190, 0.32);
}

.page-news .news-archive__state--live {
  color: var(--rose);
  border-color: rgba(255, 92, 138, 0.45);
}

.page-news .news-archive__list {
  margin: 0;
  padding: 4px 18px 16px;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: 3.6rem 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(29, 32, 40, 0.9);
}

.page-news .news-archive__list li:last-child {
  border-bottom: 0;
}

.page-news .news-archive__idx {
  color: var(--teal);
  font-size: 0.72rem;
}

.page-news .news-archive__name {
  color: var(--text);
  font-size: 0.94rem;
  line-height: 1.6;
}

.page-news .news-archive__cnt {
  color: var(--muted);
  font-size: 0.72rem;
}

/* ---------- 相关入口 ---------- */
.page-news .news-next__list {
  display: grid;
  gap: var(--gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-next__card {
  display: block;
  height: 100%;
  padding: 22px 20px 24px;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.18s ease, color 0.18s ease;
}

.page-news .news-next__no {
  display: block;
  color: var(--gold);
  font-size: 0.74rem;
  margin-bottom: 12px;
}

.page-news .news-next__title {
  display: block;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.55;
  margin-bottom: 10px;
}

.page-news .news-next__desc {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-news .news-next__card:hover {
  transform: translateY(-3px);
}

.page-news .news-next__card:hover .news-next__title {
  color: var(--gold);
}

/* ---------- 悬停增强 ---------- */
@media (hover: hover) {
  .page-news .news-feed__item:hover .news-feed__body {
    transform: translateX(8px);
  }

  .page-news .news-feed__item:hover .news-feed__title {
    color: var(--gold);
  }

  .page-news .news-feed__item:hover .news-feed__hint,
  .page-news .news-feed__item:focus-within .news-feed__hint {
    max-height: 6rem;
    margin-top: 8px;
    opacity: 1;
  }
}

@media (hover: none) {
  .page-news .news-feed__hint {
    max-height: 6rem;
    margin-top: 8px;
    opacity: 0.9;
  }
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-news .news-feed__item {
    grid-template-columns: 1.6rem 1fr;
    gap: 0 8px;
  }

  .page-news .news-feed__no {
    padding-left: 8px;
    font-size: 0.68rem;
  }

  .page-news .news-archive__list li {
    grid-template-columns: 3.2rem 1fr;
  }

  .page-news .news-archive__cnt {
    grid-column: 2;
  }

  .page-news .news-hero__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
    text-align: center;
  }
}

@media (min-width: 720px) {
  .page-news .news-topics {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (min-width: 900px) {
  .page-news .news-hero__side {
    margin-top: 52px;
  }

  .page-news .news-trend__chartbox {
    position: sticky;
    top: 104px;
    margin-top: 6px;
  }

  .page-news .news-index__row {
    padding: 16px 8px;
  }
}