/* 页面专属CSS - 限定在 .page-news 作用域内 */
.page-news {
  --news-gold: #D4AF37;
  --news-deep-red: #8B0000;
  --news-dark-gray: #2F2F2F;
  --news-bright-yellow: #FFD700;
  --news-bg-light: #FFF8DC;
  --news-bg-dark: #1A1A1A;
  --news-text-light: #F5F5F5;
  --news-text-dark: #1A1A1A;
  --news-font-heading: Georgia, 'Times New Roman', serif;
  --news-font-body: Arial, Helvetica, sans-serif;
  --news-transition: 0.3s ease;
  --news-content-max: 980px;
  --news-header-width: 240px;

  position: relative;
  max-width: var(--news-content-max);
  margin: 0 auto;
  padding: 2rem 1rem;
  background-color: var(--news-bg-light);
  color: var(--news-text-dark);
  font-family: var(--news-font-body);
  line-height: 1.6;
}

/* 面包屑导航样式 */
.page-news .breadcrumb {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--news-dark-gray);
}
.page-news .breadcrumb a {
  color: var(--news-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus {
  color: var(--news-bright-yellow);
}
.page-news .breadcrumb span[aria-current="page"] {
  font-weight: 700;
  color: var(--news-deep-red);
}
.page-news .breadcrumb::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--news-gold), transparent);
  margin-top: 0.75rem;
}

/* 页面主标题 */
.page-news__main-title {
  font-family: var(--news-font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--news-deep-red);
  margin: 0 0 2rem;
  letter-spacing: 0.05em;
  border-left: 4px solid var(--news-gold);
  padding-left: 1rem;
}
@media (min-width: 768px) {
  .page-news__main-title {
    font-size: 3.5rem;
    padding-left: 1.5rem;
  }
}

/* 通用section标题 */
.page-news .section__title.page-news__section-title {
  font-family: var(--news-font-body);
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--news-dark-gray);
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--news-gold);
  padding-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
@media (min-width: 768px) {
  .page-news .section__title.page-news__section-title {
    font-size: 2.25rem;
  }
}

/* 卡片复用（使用site-kit全局类.card） */
.page-news .card {
  background-color: #ffffff;
  border: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transition: box-shadow var(--news-transition);
  border-radius: 4px;
  overflow: hidden;
}

/* ---------- 最新公告 ---------- */
.page-news__latest {
  margin-bottom: 4rem;
}
.page-news__latest-card {
  display: flex;
  flex-direction: column;
}
.page-news__latest-image-wrap {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.page-news__latest-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}
.page-news__latest-content {
  padding: 1.5rem;
}
.page-news__version-badge {
  display: inline-block;
  background-color: var(--news-deep-red);
  color: var(--news-text-light);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.2rem 0.8rem;
  border-radius: 2px;
  margin: 0 0 0.75rem;
  letter-spacing: 0.05em;
}
.page-news__latest-heading {
  font-family: var(--news-font-heading);
  font-size: 1.5rem;
  color: var(--news-deep-red);
  margin: 0 0 0.75rem;
}
.page-news__latest-summary {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--news-dark-gray);
}
.page-news__inline-btn {
  display: inline-block;
  background-color: var(--news-gold);
  color: var(--news-text-dark);
  border: 2px solid var(--news-gold);
  padding: 0.5rem 1.5rem;
  font-weight: 700;
  text-decoration: none;
  transition: background-color var(--news-transition), color var(--news-transition);
  border-radius: 2px;
}
.page-news__inline-btn:hover,
.page-news__inline-btn:focus {
  background-color: transparent;
  color: var(--news-gold);
}
@media (min-width: 768px) {
  .page-news__latest-card {
    flex-direction: row;
    align-items: stretch;
  }
  .page-news__latest-image-wrap {
    width: 40%;
    flex-shrink: 0;
  }
  .page-news__latest-img {
    height: 100%;
    object-fit: cover;
  }
  .page-news__latest-content {
    width: 60%;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

/* ---------- 问题反馈 ---------- */
.page-news__feedback {
  margin-bottom: 4rem;
}
.page-news__feedback-layout {
  max-width: 720px;
}
.page-news__feedback-card {
  background-color: var(--news-deep-red);
  color: var(--news-text-light);
  padding: 2rem;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: 0 6px 20px rgba(139,0,0,0.25);
}
.page-news__feedback-icon-wrap {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
}
.page-news__feedback-icon {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--news-gold);
  border-radius: 50%;
  padding: 4px;
  background-color: rgba(255, 248, 220, 0.2);
}
.page-news__feedback-content {
  flex: 1;
}
.page-news__feedback-heading {
  font-family: var(--news-font-heading);
  font-size: 1.25rem;
  margin: 0 0 1rem;
  color: var(--news-gold);
}
.page-news__feedback-desc {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  opacity: 0.9;
}
.page-news__feedback-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}
.page-news__feedback-list li {
  padding: 0.25rem 0;
  font-size: 0.95rem;
}
.page-news__feedback-list strong {
  color: var(--news-bright-yellow);
}
.page-news__feedback-note {
  font-size: 0.9rem;
  opacity: 0.85;
  margin: 0;
}
.page-news__feedback-note a {
  color: var(--news-bright-yellow);
  text-decoration: underline;
}
.page-news__feedback-note a:hover,
.page-news__feedback-note a:focus {
  color: #fff;
}
@media (min-width: 768px) {
  .page-news__feedback-card {
    flex-direction: row;
    align-items: flex-start;
  }
  .page-news__feedback-icon-wrap {
    margin-top: 0.25rem;
  }
}

/* ---------- 历史更新（时间线） ---------- */
.page-news__history {
  margin-bottom: 4rem;
}
.page-news__timeline {
  position: relative;
  padding-left: 2.5rem; /* 留出竖线和圆点位置 */
}
.page-news__timeline::before {
  content: "";
  position: absolute;
  left: 0.75rem; /* 定位在圆点中心 */
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--news-gold);
}
.page-news__timeline-node {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1.5rem;
}
.page-news__timeline-dot-wrap {
  position: absolute;
  left: -2.25rem; /* 移动至与竖线对齐 */
  top: 0.3rem;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-news__timeline-dot {
  width: 100%;
  height: auto;
  display: block;
}
.page-news__timeline-content {
  background-color: #ffffff;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: box-shadow var(--news-transition);
}
.page-news__timeline-content:hover,
.page-news__timeline-content:focus-within {
  box-shadow: 0 4px 16px rgba(139,0,0,0.15);
}
.page-news__timeline-heading {
  margin: 0;
  font-size: 1.05rem;
}
.page-news__timeline-toggle {
  background: none;
  border: none;
  font-family: var(--news-font-body);
  font-weight: 700;
  font-size: 1rem;
  color: var(--news-deep-red);
  cursor: pointer;
  padding: 0;
  text-align: left;
  width: 100%;
  transition: color var(--news-transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.page-news__timeline-toggle::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--news-gold);
  margin-left: 0.5rem;
}
.page-news__timeline-toggle[aria-expanded="true"]::after {
  content: "-";
}
.page-news__timeline-toggle:hover,
.page-news__timeline-toggle:focus {
  color: var(--news-gold);
}
.page-news__timeline-detail {
  margin-top: 0.75rem;
  border-top: 1px dashed var(--news-gold);
  padding-top: 0.75rem;
}
.page-news__timeline-detail[hidden] {
  display: none;
}
.page-news__timeline-detail ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin: 0;
}
.page-news__timeline-detail li {
  margin-bottom: 0.25rem;
  font-size: 0.95rem;
  color: var(--news-dark-gray);
}
@media (min-width: 768px) {
  .page-news__timeline {
    padding-left: 3.5rem;
  }
  .page-news__timeline::before {
    left: 1.25rem;
  }
  .page-news__timeline-dot-wrap {
    left: -2.75rem;
  }
  .page-news__timeline-content {
    max-width: 700px;
  }
}

/* ---------- 右侧背景纹理 （仅装饰，不干扰主内容） ---------- */
.page-news__aside-texture {
  position: absolute;
  right: 0;
  top: 30%;
  width: 200px;
  height: auto;
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
  display: none;
}
.page-news__texture-img {
  width: 100%;
  height: auto;
  display: block;
}
@media (min-width: 1024px) {
  .page-news__aside-texture {
    display: block;
  }
}

/* ---------- 滚动显现（渐进增强） ---------- */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.page-news [data-reveal="visible"] {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- 小屏适配 ---------- */
@media (max-width: 479px) {
  .page-news {
    padding: 1rem 0.75rem;
  }
  .page-news__latest-content {
    padding: 1rem;
  }
  .page-news__feedback-card {
    padding: 1.25rem;
  }
  .page-news__timeline {
    padding-left: 1.5rem;
  }
  .page-news__timeline::before {
    left: 0.25rem;
  }
  .page-news__timeline-dot-wrap {
    left: -1.5rem;
  }
}
</style>
</style>