.page-news {
  --news-navy-start: #0B4F7E;
  --news-navy-end: #0A5C8A;
  overflow-x: hidden;
}

/* ===== Hero 首屏 ===== */
.page-news-hero {
  position: relative;
  padding: 40px 0 48px;
  border-radius: 0 0 40px 40px;
  background:
    radial-gradient(circle at 85% 12%, rgba(245, 201, 107, 0.26), transparent 34%),
    radial-gradient(circle at 6% 88%, rgba(255, 122, 69, 0.10), transparent 30%),
    linear-gradient(120deg, rgba(10, 92, 138, 0.09), rgba(243, 249, 252, 0.4) 48%, rgba(255, 122, 69, 0.06));
}

.page-news-hero::before {
  content: "";
  position: absolute;
  top: 36px;
  left: -70px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  border: 1px dashed rgba(10, 92, 138, 0.16);
  pointer-events: none;
}

.page-news-hero::after {
  content: "";
  position: absolute;
  top: 78px;
  left: -28px;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 122, 69, 0.14);
  pointer-events: none;
}

.page-news-hero-inner {
  position: relative;
  display: grid;
  gap: 32px;
}

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

.page-news-hero .breadcrumb a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

.page-news-hero .breadcrumb-sep {
  color: var(--color-muted);
  margin: 0 6px;
}

.page-news-hero h1 {
  font-family: var(--font-heading);
  font-size: 2.15rem;
  line-height: 1.18;
  margin: 0 0 16px;
  color: var(--color-text);
  max-width: 14em;
}

.page-news-hero-lead {
  max-width: 58ch;
  margin: 0;
  color: var(--color-muted);
  font-size: 1.02rem;
  line-height: 1.8;
}

.page-news-hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news-hero-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 30px;
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.page-news-hero-strip span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news-hero-strip span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
}

.page-news-hero-media {
  margin: 0;
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: rotate(1.2deg);
  transition: transform 0.4s ease;
}

.page-news-hero-media:hover {
  transform: rotate(0deg) scale(1.01);
}

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

/* ===== 分类标签 ===== */
.page-news-filter {
  padding: 48px 0 10px;
}

.page-news-filter-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news-section-kicker {
  display: block;
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-secondary);
  font-weight: 700;
  margin-bottom: 6px;
}

.page-news-filter h2,
.page-news-section-head h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  line-height: 1.25;
  margin: 0;
  color: var(--color-text);
}

.page-news-filter-head p,
.page-news-section-head p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.page-news-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .filter-btn {
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: rgba(10, 92, 138, 0.08);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 700;
  padding: 10px 20px;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.page-news .filter-btn:hover {
  background: rgba(10, 92, 138, 0.14);
  transform: translateY(-1px);
}

.page-news .filter-btn.is-active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(10, 92, 138, 0.24);
}

.page-news .filter-btn:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* ===== 最新条目 ===== */
.page-news-list-section {
  padding: 40px 0 56px;
}

.page-news-section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news-list {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

.page-news-item {
  border-radius: 22px;
  border: 1px solid transparent;
  background-image:
    linear-gradient(#ffffff, #ffffff),
    linear-gradient(135deg, rgba(10, 92, 138, 0.30), rgba(255, 122, 69, 0.20));
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.page-news-item summary {
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 22px 20px;
  cursor: pointer;
}

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

.page-news-item summary:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: -2px;
  border-radius: 22px;
}

.page-news-item-index {
  font-family: var(--font-data);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-secondary);
  background: rgba(255, 122, 69, 0.10);
  border-radius: var(--radius-pill);
  padding: 6px 11px;
  white-space: nowrap;
}

.page-news-item-head {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-news-item-cat {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-primary-light);
}

.page-news-item-title {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  line-height: 1.4;
  margin: 0;
  color: var(--color-text);
}

.page-news-item-more {
  display: inline-flex;
  color: var(--color-muted);
  transition: transform 0.3s ease, color 0.3s ease;
}

.page-news-item[open] .page-news-item-more {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.page-news-item-body {
  padding: 0 20px 22px;
}

.page-news-item-body-inner {
  border-top: 1px solid rgba(10, 92, 138, 0.10);
  padding-top: 16px;
}

.page-news-item-body-inner p {
  margin: 0 0 12px;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.page-news-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-news-item-tags span {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(10, 92, 138, 0.07);
  border-radius: var(--radius-pill);
  padding: 5px 12px;
}

.page-news-item-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
}

.page-news-item-meta {
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--color-muted);
}

.page-news-item-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-secondary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-news-item-link:hover {
  color: var(--color-primary);
}

.page-news-filter-empty {
  width: 100%;
  padding: 32px 20px;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.95rem;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 18px;
}

/* ===== 四条内容线索 ===== */
.page-news-categories {
  padding: 24px 0 64px;
  background: linear-gradient(180deg, rgba(243, 249, 252, 0), rgba(232, 244, 250, 0.72));
}

.page-news-cat-grid {
  display: grid;
  gap: 18px;
  margin-top: 32px;
  grid-template-columns: 1fr;
}

.page-news-cat-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 28px;
  border-radius: 26px;
  background: var(--color-surface);
  border-top: 4px solid transparent;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-news-cat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.page-news-cat-card--briefing {
  border-top-color: var(--color-secondary);
}

.page-news-cat-card--data {
  border-top-color: var(--color-primary-light);
}

.page-news-cat-card--update {
  border-top-color: var(--color-primary);
}

.page-news-cat-card--tips {
  border-top-color: var(--color-accent);
}

.page-news-cat-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(10, 92, 138, 0.10), rgba(255, 122, 69, 0.08));
}

.page-news-cat-icon--tips {
  color: rgba(10, 92, 138, 0.55);
  background: linear-gradient(135deg, rgba(245, 201, 107, 0.24), rgba(255, 122, 69, 0.10));
}

.page-news-cat-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.page-news-cat-card h3 {
  font-family: var(--font-heading);
  font-size: 1.22rem;
  margin: 4px 0 0;
  color: var(--color-text);
}

.page-news-cat-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-news-cat-count {
  font-family: var(--font-data);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(10, 92, 138, 0.08);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  margin-top: 4px;
}

/* ===== 保持更新节奏 ===== */
.page-news-rhythm {
  padding: 0 0 72px;
}

.page-news-rhythm-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 28px;
  padding: 32px 24px;
  border-radius: 32px;
  background: linear-gradient(135deg, var(--news-navy-start), var(--news-navy-end) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-lg);
}

.page-news-rhythm-panel::after {
  content: "";
  position: absolute;
  top: -70px;
  right: -46px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 201, 107, 0.28), rgba(245, 201, 107, 0));
  pointer-events: none;
}

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

.page-news-rhythm h2 {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  margin: 0 0 10px;
  color: #ffffff;
}

.page-news-rhythm p {
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.75;
  max-width: 52ch;
  word-break: break-word;
}

.page-news-rhythm-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.page-news-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 12px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(6px);
}

.page-news-stat-num {
  font-family: var(--font-data);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--color-accent);
}

.page-news-stat-label {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.4;
}

/* ===== 桌面端 ===== */
@media (min-width: 900px) {
  .page-news-hero {
    padding: 64px 0 72px;
  }

  .page-news-hero-inner {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: center;
    gap: 48px;
  }

  .page-news-hero h1 {
    font-size: 3rem;
  }

  .page-news-hero-media {
    transform: rotate(1.6deg);
  }

  .page-news-filter {
    padding: 60px 0 16px;
  }

  .page-news-filter-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .page-news-list-section {
    padding: 48px 0 72px;
  }

  .page-news-section-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .page-news-list {
    gap: 28px;
  }

  .page-news-item:nth-child(odd) {
    margin-right: 14%;
  }

  .page-news-item:nth-child(even) {
    margin-left: 14%;
  }

  .page-news-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
  }

  .page-news-item-title {
    font-size: 1.2rem;
  }

  .page-news-item-body {
    padding: 0 28px 28px 76px;
  }

  .page-news-item-body-inner {
    max-width: 62ch;
  }

  .page-news-cat-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-news-rhythm-panel {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 48px;
    padding: 48px;
  }

  .page-news-rhythm-stats {
    gap: 14px;
  }

  .page-news-stat {
    padding: 20px 16px;
  }

  .page-news-stat-num {
    font-size: 1.5rem;
  }
}