/* ===== 内容专栏 page-news 专属样式 ===== */
.page-news {
  --news-hero-bg-start: var(--c-primary);
  --news-hero-bg-end: var(--c-primary-deep);
  --news-ink: var(--c-white);
  --news-ink-muted: rgba(242, 242, 242, 0.68);
  --news-grid-line: rgba(255, 255, 255, 0.055);
  --news-card-bg: rgba(255, 255, 255, 0.07);
  --news-card-border: rgba(255, 255, 255, 0.12);
  --news-card-border-hover: rgba(255, 107, 0, 0.65);
  background: var(--c-light);
  color: var(--c-dark);
  overflow-x: hidden;
}

/* ---------- Hero 区 ---------- */
.page-news .news-hero {
  position: relative;
  background:
    radial-gradient(circle at 86% 18%, rgba(255, 107, 0, 0.16), transparent 260px),
    linear-gradient(120deg, var(--news-hero-bg-start) 0%, var(--news-hero-bg-end) 100%);
  color: var(--news-ink);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--news-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--news-grid-line) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -72px;
  bottom: -90px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 2px dashed rgba(255, 107, 0, 0.35);
  pointer-events: none;
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.25rem 0 2rem;
}

.page-news .news-hero-main {
  max-width: 780px;
}

.page-news .news-hero-main .page-title {
  color: var(--c-white);
  margin: 0.5rem 0 0.9rem;
}

.page-news .news-hero-main .page-lead {
  color: var(--news-ink-muted);
  max-width: 660px;
  line-height: 1.75;
}

.page-news .news-hero-main .kicker {
  color: var(--c-accent-soft);
  letter-spacing: 0.18em;
}

.page-news .news-hero-status {
  display: flex;
  align-items: flex-start;
}

.page-news .status-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  min-width: 230px;
  backdrop-filter: blur(6px);
}

.page-news .status-label {
  display: block;
  font-size: var(--size-small);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

.page-news .status-value {
  display: block;
  font-family: var(--font-data);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-accent);
  margin-top: 0.5rem;
}

.page-news .status-value .data-num {
  font-size: inherit;
  color: var(--c-accent);
}

.page-news .status-note {
  display: block;
  margin-top: 0.55rem;
  font-size: var(--size-small);
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding: 0;
  margin-bottom: 1.75rem;
}

.page-news .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: var(--size-small);
  color: rgba(255, 255, 255, 0.55);
}

.page-news .breadcrumb a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .breadcrumb a:hover {
  color: var(--c-accent);
  border-color: var(--c-accent);
}

.page-news .breadcrumb-coord {
  margin-left: auto;
  font-family: var(--font-data);
  font-size: var(--size-small);
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.45);
}

/* ---------- Section 通用 ---------- */
.page-news .section {
  padding: 2rem 0;
}

.page-news .section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.page-news .section-head .kicker {
  color: var(--c-link);
  letter-spacing: 0.14em;
}

.page-news .section-head .section-title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  line-height: 1.25;
  color: var(--c-primary);
  margin: 0.25rem 0 0;
}

.page-news .section-head .coord-tag {
  flex-shrink: 0;
  color: var(--c-link);
  border-color: var(--c-line);
}

/* ---------- 编辑精选 ---------- */
.page-news .news-featured {
  padding-top: 3rem;
}

.page-news .featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-news .featured-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.page-news .featured-main {
  background: var(--c-white);
  box-shadow: 0 28px 56px -30px rgba(10, 30, 60, 0.4);
}

.page-news .featured-main .featured-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

.page-news .featured-main-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
}

.page-news .featured-topline {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.page-news .featured-serial {
  font-family: var(--font-data);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-accent);
}

.page-news .featured-title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  line-height: 1.3;
  color: var(--c-primary);
  margin: 0 0 0.75rem;
}

.page-news .featured-text {
  font-size: var(--size-body);
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0 0 1.25rem;
}

.page-news .featured-meta {
  margin-top: auto;
  font-family: var(--font-data);
  font-size: var(--size-small);
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-news .featured-main .tag {
  background: rgba(10, 30, 60, 0.07);
  color: var(--c-primary-3);
}

.page-news .featured-main .tag--soft {
  background: var(--c-light);
  color: var(--c-primary-4);
}

/* 次精选卡片 */
.page-news .featured-sub {
  background: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-2) 100%);
  color: var(--c-white);
  box-shadow: 0 22px 44px -28px rgba(10, 30, 60, 0.6);
}

.page-news .featured-sub--alt {
  background: linear-gradient(160deg, var(--c-primary-2) 0%, var(--c-primary-3) 100%);
}

.page-news .featured-sub-media {
  overflow: hidden;
}

.page-news .featured-sub-media img {
  width: 100%;
  aspect-ratio: 5 / 2;
  object-fit: cover;
}

.page-news .featured-sub-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem;
}

.page-news .featured-sub-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1.35;
  color: var(--c-white);
  margin: 0;
}

.page-news .featured-sub-text {
  font-size: var(--size-small);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

.page-news .featured-sub .featured-serial {
  color: var(--c-accent-soft);
}

.page-news .featured-sub .featured-meta {
  color: rgba(255, 255, 255, 0.55);
}

.page-news .featured-sub .tag {
  background: rgba(255, 255, 255, 0.14);
  color: var(--c-white);
}

/* ---------- 索引区 ---------- */
.page-news .news-index {
  position: relative;
  background: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-deep) 100%);
  border-radius: var(--radius-xl);
  padding: 2rem 1.25rem;
  margin: 2rem 0 4rem;
  overflow: hidden;
}

.page-news .news-index::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--news-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--news-grid-line) 1px, transparent 1px);
  background-size: 36px 36px;
  border-radius: inherit;
  pointer-events: none;
}

.page-news .news-index-grid {
  position: relative;
  z-index: 1;
}

.page-news .news-index .section-head .kicker {
  color: var(--c-accent-soft);
}

.page-news .news-index .section-head .section-title {
  color: var(--c-white);
}

.page-news .news-index .section-head .coord-tag {
  color: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.25);
}

/* 列表 */
.page-news .news-list-col {
  min-width: 0;
}

.page-news .news-list {
  display: flex;
  flex-direction: column;
}

.page-news .news-item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem 0.75rem;
  margin: 0 -0.75rem;
  border-radius: var(--radius-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: background var(--dur) var(--ease);
  outline: none;
}

.page-news .news-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

.page-news .news-item-num {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.06);
  font-family: var(--font-data);
  font-size: var(--size-small);
  font-weight: 500;
  color: var(--c-accent);
}

.page-news .news-item-content {
  flex: 1;
  min-width: 0;
}

.page-news .news-item-topline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.page-news .news-item-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.page-news .news-item-time {
  margin-left: auto;
  white-space: nowrap;
  font-family: var(--font-data);
  font-size: var(--size-small);
  color: rgba(255, 255, 255, 0.48);
}

.page-news .news-item-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--c-white);
  margin: 0 0 0.35rem;
  transition: color var(--dur) var(--ease);
}

.page-news .news-item:hover .news-item-title {
  color: var(--c-accent-soft);
}

.page-news .news-item-summary {
  max-width: 34rem;
  font-size: var(--size-small);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.62);
  margin: 0.35rem 0 0;
}

.page-news .news-item .tag {
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-light);
}

/* 桌面悬停时显示摘要 */
@media (hover: hover) {
  .page-news .news-item-summary {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    margin-top: 0;
    transition: max-height 0.35s var(--ease), opacity 0.35s var(--ease), margin-top 0.35s var(--ease);
  }

  .page-news .news-item:hover .news-item-summary,
  .page-news .news-item:focus .news-item-summary,
  .page-news .news-item:focus-within .news-item-summary {
    max-height: 200px;
    opacity: 1;
    margin-top: 0.35rem;
  }
}

/* 加载更多 */
.page-news .load-more {
  margin-top: 0.5rem;
}

.page-news .load-more-summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 0 0.5rem;
  font-weight: 600;
  font-size: var(--size-body);
  color: var(--c-accent);
  transition: color var(--dur) var(--ease);
}

.page-news .load-more-summary::-webkit-details-marker {
  display: none;
}

.page-news .load-more-summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border: 1px solid rgba(255, 107, 0, 0.6);
  border-radius: 50%;
  font-family: var(--font-data);
  transition: transform 0.3s var(--ease);
}

.page-news .load-more[open] .load-more-summary::before {
  content: "–";
  transform: rotate(180deg);
}

.page-news .load-more-summary:hover {
  color: var(--c-accent-soft);
}

.page-news .load-more-content {
  padding-bottom: 0.25rem;
}

/* ---------- 侧边栏 ---------- */
.page-news .news-aside {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.page-news .aside-panel {
  background: var(--news-card-bg);
  border: 1px solid var(--news-card-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.page-news .aside-panel-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--c-white);
  margin: 0 0 0.5rem;
}

.page-news .aside-panel-note {
  font-size: var(--size-small);
  line-height: 1.6;
  color: var(--news-ink-muted);
  margin: 0 0 1rem;
}

.page-news .aside-panel img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  display: block;
}

.page-news .aside-panel p {
  font-size: var(--size-small);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.68);
  margin: 0.9rem 0 1rem;
}

.page-news .btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--c-white);
  border-radius: var(--radius-pill);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .btn-ghost:hover {
  border-color: var(--c-accent);
  color: var(--c-accent-soft);
}

/* 筛选胶囊 */
.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .chip {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--c-light);
  border-radius: var(--radius-pill);
  padding: 0.45rem 1rem;
  font-family: var(--font-body);
  font-size: var(--size-small);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .chip:hover {
  border-color: var(--c-accent);
}

.page-news .chip.is-active {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-primary-deep);
  font-weight: 600;
}

/* 更新简报 */
.page-news .update-list {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.page-news .update-list li {
  display: flex;
  gap: 0.55rem;
  font-size: var(--size-small);
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.72);
}

.page-news .update-dot {
  flex-shrink: 0;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--c-accent);
  margin-top: 0.42rem;
}

/* 关于本栏目 */
.page-news .aside-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.page-news .aside-actions a {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--c-white);
  font-size: var(--size-small);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .aside-actions a:hover {
  border-color: var(--c-accent);
  color: var(--c-accent-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero-inner {
    padding: 3rem 0 2.5rem;
  }

  .page-news .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .featured-main {
    grid-column: 1 / -1;
  }

  .page-news .news-index {
    padding: 2rem 1.75rem;
  }

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

  .page-news .aside-panel--filter {
    grid-column: 1 / -1;
  }
}

@media (min-width: 768px) {
  .page-news .news-hero-inner {
    flex-direction: row;
    align-items: flex-end;
    gap: 3.5rem;
    padding: 4rem 0 3rem;
  }

  .page-news .news-hero-status {
    margin-left: auto;
  }

  .page-news .status-value {
    font-size: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .page-news .featured-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .page-news .featured-main {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-news .featured-sub {
    grid-column: 2;
  }

  .page-news .featured-sub + .featured-sub {
    grid-row: 2;
  }

  .page-news .news-index {
    padding: 2.5rem 2rem;
    margin-top: 3rem;
  }

  .page-news .news-index-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 2.5rem;
    align-items: start;
  }

  .page-news .news-aside {
    display: flex;
    flex-direction: column;
    margin-top: 0;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }

  .page-news .news-item {
    padding: 1.5rem 1rem;
    margin: 0 -1rem;
  }
}