.page-news {
  background: var(--c-ivory);
  color: var(--c-ink);
  font-family: var(--font-body);
}

/* ========= 面包屑 ========= */
.page-news .breadcrumbs {
  max-width: var(--container);
  margin-inline: auto;
  padding: 1.25rem 1.25rem 0;
  font-size: var(--text-small);
  color: var(--c-deep);
}

.page-news .breadcrumbs__link {
  color: var(--c-deep);
  text-decoration: none;
  font-weight: 500;
}

.page-news .breadcrumbs__link:hover {
  color: var(--c-green);
  text-decoration: underline;
}

.page-news .breadcrumbs__sep {
  margin-inline: 0.5rem;
  color: var(--c-line);
}

.page-news .breadcrumbs__current {
  color: var(--c-deep);
  font-weight: 600;
}

/* ========= 页头 Hero ========= */
.page-news .news-hero {
  position: relative;
  background: var(--c-deep);
  color: #ffffff;
  padding: 2.5rem 1.25rem 4.75rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), 0 100%);
}

.page-news .news-hero__inner {
  max-width: var(--container);
  margin-inline: auto;
  display: grid;
  gap: 2rem;
}

.page-news .news-hero__kicker {
  margin: 0 0 0.75rem;
  font-family: var(--font-num);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-gold);
}

.page-news .news-hero__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--text-h1);
  line-height: 1.1;
}

.page-news .news-hero__tagline {
  margin: 0;
  max-width: 60ch;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.88);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
}

.page-news .news-hero__figure::before {
  content: "";
  position: absolute;
  top: -14px;
  right: -14px;
  width: 52px;
  height: 52px;
  background: var(--c-gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  z-index: 2;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-gold);
  outline: 1px solid rgba(233, 196, 106, 0.45);
  outline-offset: 5px;
  box-shadow: 8px 8px 0 rgba(233, 196, 106, 0.28);
}

/* ========= 最新更新 ========= */
.page-news .update-wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding: 2.75rem 1.25rem 3.5rem;
}

.page-news .update-head {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 1.75rem;
}

.page-news .update-head__title,
.page-news .series-head__title,
.page-news .archive-head__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  line-height: 1.15;
}

.page-news .update-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
}

.page-news .update-stats__cell {
  background: var(--c-deep);
  color: var(--c-ivory);
  padding: 0.9rem 0.75rem;
  border-left: 4px solid var(--c-gold);
}

.page-news .update-stats__num {
  display: block;
  font-family: var(--font-num);
  font-size: 1.7rem;
  line-height: 1.1;
  color: var(--c-gold);
}

.page-news .update-stats__label {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-news .update-grid {
  display: grid;
  gap: 2rem;
}

/* 标签页 */
.page-news .update-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 2px solid var(--c-line);
  padding-bottom: 0.85rem;
  margin-bottom: 1.25rem;
}

.page-news .update-tabs .tab-btn {
  appearance: none;
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 0.45rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--text-small);
  color: var(--c-deep);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-news .update-tabs .tab-btn:hover {
  border-color: var(--c-green);
  color: var(--c-green);
}

.page-news .update-tabs .tab-btn.is-active {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-deep);
  font-weight: 600;
}

.page-news .tabs__panel.is-active {
  display: block;
}

.page-news .tabs__panel:not(.is-active) {
  display: none;
}

/* 文章流 */
.page-news .feed-list {
  display: grid;
  gap: 0.85rem;
}

.page-news .feed-item {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--c-line);
  border-left: 5px solid var(--c-green);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 0.95rem 1.2rem;
  box-shadow: 0 2px 0 rgba(11, 61, 46, 0.05);
}

.page-news .feed-item__badge {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-deep);
  background: rgba(42, 157, 143, 0.12);
  border: 1px solid rgba(42, 157, 143, 0.34);
  padding: 0.18rem 0.55rem;
  margin-bottom: 0.45rem;
}

.page-news .feed-item__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  line-height: 1.5;
}

.page-news .feed-item__title a {
  color: var(--c-deep);
  text-decoration: none;
  background-image: linear-gradient(var(--c-gold), var(--c-gold));
  background-size: 0% 2px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size 0.25s ease;
}

.page-news .feed-item__title a:hover {
  background-size: 100% 2px;
}

.page-news .feed-item__excerpt {
  margin: 0 0 0.6rem;
  font-size: var(--text-small);
  line-height: 1.75;
  color: #393939;
}

.page-news .feed-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border-top: 1px dotted var(--c-line);
  padding-top: 0.5rem;
}

.page-news .feed-item__more {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-deep);
  text-decoration: none;
}

.page-news .feed-item__more::after {
  content: " →";
  color: var(--c-gold);
}

.page-news .feed-item__more:hover {
  color: var(--c-green);
}

.page-news .feed-item__meta {
  font-size: 0.75rem;
  color: var(--c-green);
  letter-spacing: 0.02em;
}

/* 侧栏 */
.page-news .update-aside {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-news .update-chart {
  margin: 0;
  background: var(--c-deep);
  color: var(--c-ivory);
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid rgba(233, 196, 106, 0.35);
}

.page-news .update-chart img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px;
}

.page-news .update-chart__cap {
  padding: 0.7rem 0.2rem 0.2rem;
  font-size: var(--text-small);
  color: var(--c-gold);
  line-height: 1.6;
}

.page-news .update-note {
  background: #ffffff;
  border: 1px dashed var(--c-gold);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1.2rem;
}

.page-news .update-note__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  color: var(--c-deep);
}

.page-news .update-note__text {
  margin: 0 0 0.65rem;
  font-size: var(--text-small);
  line-height: 1.75;
  color: #393939;
}

.page-news .update-note__link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-green);
  text-decoration: none;
}

.page-news .update-note__link:hover {
  text-decoration: underline;
}

/* ========= 专题系列 ========= */
.page-news .series-wrap {
  background: var(--c-green);
  padding: 3.75rem 1.25rem 4.25rem;
  clip-path: polygon(0 30px, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-news .series-head {
  max-width: var(--container);
  margin-inline: auto;
  margin-bottom: 1.85rem;
}

.page-news .series-head .section-label--deep {
  color: #ffffff;
}

.page-news .series-head__title {
  color: #ffffff;
}

.page-news .series-head__desc {
  margin: 0.5rem 0 0;
  max-width: 58ch;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.85);
}

.page-news .series-grid {
  max-width: var(--container);
  margin-inline: auto;
  display: grid;
  gap: 1.25rem;
}

.page-news .series-card {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0.85rem 1rem;
  background: var(--c-ivory);
  color: var(--c-ink);
  border-radius: var(--radius);
  border-left: 6px solid var(--c-gold);
  padding: 1.25rem 1.25rem 1.4rem;
  box-shadow: 8px 8px 0 rgba(11, 61, 46, 0.28);
}

.page-news .series-card--v4 {
  border-left-color: var(--c-gold);
}

.page-news .series-card--transfer {
  border-left-color: var(--c-red);
}

.page-news .series-card--preview {
  border-left-color: var(--c-green);
  grid-template-columns: 1fr;
  padding: 0;
  overflow: hidden;
}

.page-news .series-card--data {
  border-left-color: var(--c-data);
}

.page-news .series-card__index {
  grid-row: span 2;
  font-family: var(--font-num);
  font-size: 2.1rem;
  line-height: 1;
  color: var(--c-gold);
}

.page-news .series-card--data .series-card__index {
  color: var(--c-data);
}

.page-news .series-card__body {
  min-width: 0;
}

.page-news .series-card--preview .series-card__body {
  padding: 1rem 1.25rem 1.3rem;
}

.page-news .series-card__title {
  margin: 0.45rem 0;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  line-height: 1.3;
  color: var(--c-deep);
}

.page-news .series-card__text {
  margin: 0 0 0.85rem;
  font-size: var(--text-small);
  line-height: 1.75;
  color: #393939;
}

.page-news .series-card__media {
  margin: 0;
  background: var(--c-deep);
}

.page-news .series-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .series-card .btn {
  font-size: var(--text-small);
}

/* ========= 文章索引 ========= */
.page-news .archive-wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding: 3.5rem 1.25rem 4rem;
}

.page-news .archive-head {
  margin-bottom: 1.75rem;
}

.page-news .archive-head__desc {
  margin: 0.5rem 0 0;
  max-width: 62ch;
  line-height: 1.75;
  color: #555555;
}

.page-news .archive-layout {
  display: grid;
  gap: 2rem;
}

.page-news .archive-main {
  display: grid;
  gap: 1.65rem;
}

.page-news .archive-group {
  border-top: 6px solid var(--c-deep);
  padding-top: 0.9rem;
  scroll-margin-top: 90px;
}

.page-news .archive-group__title {
  display: inline-block;
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  letter-spacing: 0.04em;
  color: var(--c-deep);
  background: var(--c-gold);
  padding: 0.1rem 0.7rem 0.15rem;
}

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

.page-news .archive-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.6rem 0;
  border-bottom: 1px dotted var(--c-line);
}

.page-news .archive-item__title {
  font-size: 0.94rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--c-deep);
  text-decoration: none;
}

.page-news .archive-item__title:hover {
  color: var(--c-green);
  text-decoration: underline;
}

.page-news .archive-item__time {
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--c-green);
}

/* 索引侧栏 */
.page-news .archive-side {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.page-news .editor-pick {
  background: #ffffff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.6rem;
  box-shadow: 10px 10px 0 var(--c-line);
}

.page-news .editor-pick__title {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  line-height: 1.35;
  color: var(--c-deep);
}

.page-news .editor-pick__text {
  margin: 0 0 1rem;
  font-size: var(--text-small);
  line-height: 1.8;
  color: #393939;
}

.page-news .editor-pick__media {
  margin: 0 0 1rem;
  background: var(--c-deep);
  border: 1px solid var(--c-deep);
}

.page-news .editor-pick__media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 380px;
  object-fit: cover;
  object-position: top;
}

.page-news .tag-cloud {
  background: var(--c-deep);
  color: var(--c-ivory);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.5rem;
}

.page-news .tag-cloud__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  color: var(--c-gold);
}

.page-news .tag-cloud__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .tag-cloud .tag {
  background: rgba(233, 196, 106, 0.12);
  border-color: var(--c-gold);
  color: var(--c-ivory);
}

.page-news .tag-cloud .tag--gold {
  background: var(--c-gold);
  color: var(--c-deep);
  font-weight: 600;
}

/* ========= 动效 ========= */
.page-news [data-reveal].is-visible {
  animation: pageNewsRevealUp 0.5s ease both;
}

.page-news .tabs__panel.is-active {
  animation: pageNewsPanelIn 0.3s ease both;
}

@keyframes pageNewsRevealUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes pageNewsPanelIn {
  from {
    opacity: 0.35;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ========= 桌面端 ========= */
@media (min-width: 960px) {
  .page-news .news-hero {
    padding: 3.5rem 2rem 5.5rem;
  }

  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
    gap: 3rem;
  }

  .page-news .update-wrap {
    padding-top: 3.75rem;
  }

  .page-news .update-head {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 2rem;
  }

  .page-news .update-grid {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-news .feed-item {
    padding-top: 1.25rem;
    padding-bottom: 1.05rem;
  }

  .page-news .series-wrap {
    padding: 4.5rem 2rem 5rem;
  }

  .page-news .series-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.6rem;
  }

  .page-news .archive-wrap {
    padding-top: 4rem;
  }

  .page-news .archive-layout {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: start;
  }

  .page-news .archive-main {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }

  .page-news .archive-group:nth-child(odd) {
    margin-right: 1.25rem;
  }

  .page-news .archive-group:nth-child(even) {
    margin-left: 1.25rem;
  }

  .page-news .archive-group--wide {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal],
  .page-news .tabs__panel.is-active {
    animation: none;
  }

  .page-news .feed-item__title a {
    transition: none;
    background-size: 0;
  }
}