.page-news {
  --news-panel: rgba(255, 255, 255, 0.045);
  --news-panel-strong: rgba(255, 255, 255, 0.08);
  --news-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  background: var(--clr-bg);
  color: var(--clr-text);
}

/* ===== Hero ===== */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 32px 0 30px;
  border-bottom: 1px solid var(--clr-border);
  background-color: var(--clr-bg);
  background-image:
    linear-gradient(rgba(42, 157, 244, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 157, 244, 0.05) 1px, transparent 1px);
  background-size: 34px 34px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: -14%;
  top: 0;
  width: 56%;
  height: 100%;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(15, 59, 66, 0.1), rgba(15, 59, 66, 0.85));
  transform: skewX(-14deg);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-ice), var(--clr-orange));
  z-index: 2;
}

.page-news .news-hero__crumbs {
  position: relative;
  z-index: 3;
  margin-bottom: 18px;
}

.page-news .news-hero__crumbs a {
  color: var(--clr-muted);
  text-decoration: none;
  transition: color var(--speed) var(--ease);
}

.page-news .news-hero__crumbs a:hover {
  color: var(--clr-ice);
}

.page-news .news-hero__crumbs .breadcrumb__sep {
  margin: 0 8px;
  color: var(--clr-muted);
}

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

.page-news .news-hero__grid {
  position: relative;
  z-index: 3;
  display: grid;
  gap: 24px;
}

.page-news .news-hero__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--clr-ice);
  text-transform: uppercase;
}

.page-news .news-hero__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4.4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--clr-text);
}

.page-news .news-hero__lead {
  max-width: 680px;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--clr-muted);
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 0;
}

.page-news .news-hero__stat {
  background: var(--news-panel);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 14px 14px 12px;
  backdrop-filter: blur(4px);
}

.page-news .news-hero__stat dt {
  color: var(--clr-muted);
  font-size: 12px;
  line-height: 1.4;
}

.page-news .news-hero__stat dd {
  margin: 6px 0 0;
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 700;
  color: var(--clr-ice);
  white-space: nowrap;
}

/* ===== 筛选栏 ===== */
.page-news .filter-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 30;
  background: rgba(26, 29, 36, 0.84);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--clr-border);
}

.page-news .filter-bar__inner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .filter-bar__inner::-webkit-scrollbar {
  display: none;
}

.page-news .filter-bar__label {
  flex: 0 0 auto;
  margin-right: 4px;
  color: var(--clr-muted);
  font-size: 13px;
  white-space: nowrap;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  padding: 7px 16px;
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  color: var(--clr-text);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition:
    border-color var(--speed) var(--ease),
    background-color var(--speed) var(--ease),
    color var(--speed) var(--ease),
    transform var(--speed) var(--ease);
}

.page-news .filter-chip:hover {
  border-color: var(--clr-ice);
  color: var(--clr-ice);
  transform: translateY(-1px);
}

.page-news .filter-chip--all {
  background-color: var(--clr-ice);
  border-color: var(--clr-ice);
  color: #0b1120;
  font-weight: 700;
}

/* ===== 精选文章 ===== */
.page-news .featured {
  padding: 38px 0 20px;
}

.page-news .featured__head {
  margin-bottom: 26px;
}

.page-news .featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  background: var(--news-panel);
  overflow: hidden;
  transition:
    transform var(--speed) var(--ease),
    box-shadow var(--speed) var(--ease),
    border-color var(--speed) var(--ease);
}

.page-news .feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(42, 157, 244, 0.45);
  box-shadow: var(--news-shadow);
}

.page-news .feature-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--clr-deep-teal);
}

.page-news .feature-card__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.44s var(--ease);
}

.page-news .feature-card:hover .feature-card__media img {
  transform: scale(1.03);
}

.page-news .feature-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  flex: 1;
  padding: 18px 18px 20px;
}

.page-news .feature-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .feature-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--clr-text);
}

.page-news .feature-card__excerpt {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--clr-muted);
}

.page-news .feature-card__fold {
  width: 100%;
  font-size: 14px;
  color: var(--clr-muted);
}

.page-news .feature-card__fold summary {
  display: block;
  cursor: pointer;
  list-style: none;
  color: var(--clr-ice);
  font-weight: 700;
  padding: 4px 0;
}

.page-news .feature-card__fold summary::-webkit-details-marker {
  display: none;
}

.page-news .feature-card__fold p {
  margin: 6px 0 0;
  padding: 10px 12px;
  border-left: 2px solid var(--clr-ice);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 255, 255, 0.055);
  line-height: 1.75;
}

.page-news .feature-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  color: var(--clr-orange);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: gap var(--speed) var(--ease);
}

.page-news .feature-card__link:hover {
  gap: 10px;
}

/* ===== 最新列表 ===== */
.page-news .latest-list {
  padding: 30px 0 24px;
}

.page-news .latest-list__head {
  margin-bottom: 26px;
}

.page-news .list-sections {
  display: grid;
  gap: 24px;
}

.page-news .list-group {
  padding: 18px;
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-ice);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(15, 59, 66, 0.3), rgba(26, 29, 36, 0.08));
  scroll-margin-top: calc(var(--header-h) + 72px);
}

.page-news .list-group:nth-child(even) {
  border-left-color: var(--clr-orange);
}

.page-news .list-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--clr-border);
}

.page-news .list-group__index {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--clr-ice);
}

.page-news .list-group:nth-child(even) .list-group__index {
  color: var(--clr-orange);
}

.page-news .list-group__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--clr-text);
}

.page-news .list-group__desc {
  width: 100%;
  margin: 4px 0 0;
  color: var(--clr-muted);
  font-size: 13px;
  line-height: 1.6;
}

.page-news .list-group__items {
  display: grid;
  gap: 2px;
}

.page-news .article-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-news .article-row:last-child {
  border-bottom: 0;
}

.page-news .article-row__time {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--clr-orange);
  text-transform: uppercase;
}

.page-news .article-row__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--clr-text);
}

.page-news .article-row__excerpt {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--clr-muted);
}

.page-news .article-row__fold {
  font-size: 14px;
  color: var(--clr-muted);
}

.page-news .article-row__fold summary {
  display: block;
  cursor: pointer;
  list-style: none;
  color: var(--clr-ice);
  font-weight: 700;
}

.page-news .article-row__fold summary::-webkit-details-marker {
  display: none;
}

.page-news .article-row__fold p {
  margin: 6px 0 0;
  padding: 9px 12px;
  border-left: 2px solid var(--clr-ice);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 255, 255, 0.05);
  line-height: 1.75;
}

.page-news .desk-note {
  margin: 26px 0 0;
  padding: 14px 16px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--news-panel);
  font-size: 14px;
  line-height: 1.8;
  color: var(--clr-muted);
}

.page-news .desk-note a {
  color: var(--clr-ice);
  text-decoration: none;
  font-weight: 700;
}

.page-news .desk-note a:hover {
  text-decoration: underline;
}

/* ===== 专题总结 ===== */
.page-news .special-topic {
  position: relative;
  overflow: hidden;
  margin-top: 18px;
  padding: 46px 0;
  background:
    radial-gradient(circle at 86% 18%, rgba(110, 43, 51, 0.6), transparent 42%),
    linear-gradient(115deg, rgba(13, 47, 53, 0.94), rgba(9, 22, 28, 0.94)),
    var(--clr-deep-teal);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}

.page-news .special-topic::after {
  content: "SEASON";
  position: absolute;
  right: -2%;
  bottom: -12%;
  padding: 0 20px;
  font-family: var(--font-data);
  font-size: 120px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: rgba(232, 236, 239, 0.045);
  pointer-events: none;
  white-space: nowrap;
}

.page-news .special-topic__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-news .special-topic__media {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.page-news .special-topic__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .special-topic__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--clr-warning);
  text-transform: uppercase;
}

.page-news .special-topic__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -0.02em;
  color: var(--clr-text);
}

.page-news .special-topic__text {
  max-width: 620px;
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--clr-muted);
}

.page-news .special-topic__text a {
  color: var(--clr-ice);
  text-decoration: none;
  font-weight: 700;
}

.page-news .special-topic__text a:hover {
  text-decoration: underline;
}

.page-news .special-topic__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-bottom: 22px;
}

.page-news .special-topic__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-news .special-topic__stat-value {
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 800;
  color: var(--clr-ice);
  line-height: 1;
}

.page-news .special-topic__stat-label {
  font-size: 12px;
  color: var(--clr-muted);
}

.page-news .special-topic__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-md);
  background: var(--clr-orange);
  color: #1a100c;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
  transition:
    transform var(--speed) var(--ease),
    box-shadow var(--speed) var(--ease);
}

.page-news .special-topic__link:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(255, 90, 60, 0.3);
}

/* ===== 返回顶部 ===== */
.page-news .news-back-top {
  position: fixed;
  right: 20px;
  bottom: 30px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-ice);
  color: #091019;
  font-size: 20px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity var(--speed) var(--ease),
    visibility var(--speed) var(--ease),
    transform var(--speed) var(--ease);
}

.page-news .news-back-top[data-show] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 600px) {
  .page-news .news-hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .list-group__desc {
    width: auto;
    margin-left: auto;
    text-align: right;
  }

  .page-news .list-group__items {
    grid-template-columns: 1fr 1fr;
    gap: 0 36px;
  }

  .page-news .article-row:first-child {
    padding-top: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 44px 0 40px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: 1.75fr 0.85fr;
    gap: 32px;
    align-items: end;
  }

  .page-news .featured-grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-news .feature-card--main {
    grid-column: span 8;
  }

  .page-news .feature-card--secondary {
    grid-column: span 4;
  }

  .page-news .feature-card--wide {
    grid-column: 3 / span 5;
  }

  .page-news .feature-card--main .feature-card__title {
    font-size: 22px;
  }

  .page-news .article-row {
    grid-template-columns: 110px 1fr;
    gap: 6px 24px;
    padding: 16px 0;
  }

  .page-news .article-row__time {
    grid-column: 1;
    grid-row: 1;
    padding-top: 5px;
  }

  .page-news .article-row__title {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .article-row__excerpt {
    grid-column: 2;
  }

  .page-news .article-row__fold {
    grid-column: 2;
  }

  .page-news .article-row__fold summary {
    transition: color var(--speed) var(--ease);
  }

  .page-news .article-row__fold summary:hover {
    color: var(--clr-orange);
  }

  .page-news .article-row:hover .article-row__title {
    color: var(--clr-ice);
    transition: color var(--speed) var(--ease);
  }

  .page-news .special-topic {
    padding: 56px 0;
  }

  .page-news .special-topic__inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .page-news .special-topic__media {
    margin-left: -6px;
  }
}