/* =============================================
   页面专属 CSS · news（/journal/）
   作用域仅限 .page-news
   ============================================= */

.page-news {
  --news-radius: 2px;
  --news-gap: 1rem;
  color: var(--ink);
}

/* 面包屑与页题区 */
.page-news .breadcrumbs {
  margin-bottom: 0;
}

.page-news .news-hero {
  position: relative;
  padding: 2rem 0 2.25rem;
  border-bottom: 1px solid var(--line-grid);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 44%;
  background-image:
    linear-gradient(var(--line-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-grid) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.32;
  pointer-events: none;
}

.page-news .news-hero > * {
  position: relative;
  z-index: 1;
}

.page-news .news-hero h1 {
  margin: 0.75rem 0 0;
  max-width: 17em;
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-news .news-hero .lede {
  margin: 0.9rem 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.65;
}

.page-news .hero-index {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  margin-top: 1rem;
  font-family: var(--font-mono);
  color: var(--muted);
}

.page-news .index-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
}

.page-news .index-value {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1;
  color: var(--neon);
}

.page-news .index-suffix {
  font-size: 0.8rem;
  color: var(--signal);
}

@media (min-width: 700px) {
  .page-news .hero-index {
    position: absolute;
    top: 1.2rem;
    right: 1.5rem;
    margin-top: 0;
  }
}

/* 整体布局 */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 3vw, 2.75rem);
  padding-top: 2rem;
}

.page-news .news-primary,
.page-news .news-sidebar {
  min-width: 0;
}

/* 编辑推荐 */
.page-news .editor-pick {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line-grid);
  border-radius: var(--news-radius);
  background: var(--bg-lift);
}

@media (min-width: 700px) {
  .page-news .editor-pick {
    grid-template-columns: 1.15fr 1fr;
  }
}

.page-news .editor-pick-media {
  position: relative;
  min-height: 240px;
  margin: 0;
  overflow: hidden;
}

.page-news .editor-pick-media img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .editor-pick-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  padding: clamp(1.25rem, 2.4vw, 2rem);
}

.page-news .editor-pick-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.page-news .editor-pick-kicker .data-mono {
  font-size: 0.75rem;
  color: var(--muted);
}

.page-news .editor-pick .title-lg {
  margin: 0;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.18;
}

.page-news .editor-pick-summary {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-news .editor-pick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

/* 最新日志列表头 */
.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 0.5rem;
  margin: 2.25rem 0 1.25rem;
}

.page-news .section-head .title-md {
  margin: 0.35rem 0 0;
}

.page-news .section-head-note {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
}

/* 文章列表 */
.page-news .article-list {
  display: grid;
  gap: var(--news-gap);
}

.page-news .article-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 0.75rem;
  border: 1px solid var(--line-grid);
  border-radius: var(--news-radius);
  background: rgba(26, 33, 64, 0.5);
  transition:
    background-color 0.3s var(--ease),
    border-color 0.3s var(--ease),
    transform 0.3s var(--ease);
}

.page-news .article-item:hover,
.page-news .article-item:focus-within {
  border-color: rgba(0, 191, 255, 0.55);
  background: var(--bg-lift);
}

@media (hover: hover) {
  .page-news .article-item:hover {
    transform: translateY(-2px);
  }
}

.page-news .article-thumb {
  aspect-ratio: 4 / 3;
  margin: 0;
  overflow: hidden;
  border-radius: var(--news-radius);
  background: var(--space-blue-light);
}

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

.page-news .article-body {
  min-width: 0;
}

.page-news .article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.page-news .article-meta .tag {
  background: transparent;
  border-color: rgba(57, 255, 20, 0.45);
  color: var(--neon);
  font-size: 0.75rem;
  line-height: 1.2;
  padding: 0.2rem 0.5rem;
}

.page-news .article-meta .tag-warn {
  border-color: var(--electric-orange);
  color: var(--electric-orange);
}

.page-news .article-meta .data-mono {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.page-news .article-title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--data-ink);
}

.page-news .article-excerpt {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

@media (max-width: 360px) {
  .page-news .article-item {
    grid-template-columns: 76px minmax(0, 1fr);
    padding: 0.5rem;
    gap: 0.75rem;
  }
}

/* 列表底部说明 */
.page-news .news-footer-note {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border: 1px dashed var(--line-grid);
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-news .news-footer-note a {
  border-bottom: 1px solid rgba(0, 191, 255, 0.3);
  padding-bottom: 1px;
  color: var(--signal);
}

/* 侧边栏通用面板 */
.page-news .news-sidebar > * {
  position: relative;
  padding: 1.35rem;
  border: 1px solid var(--line-grid);
  border-radius: 2px;
  background: rgba(26, 33, 64, 0.48);
}

.page-news .news-notice,
.page-news .topic-cloud,
.page-news .news-archive {
  margin-top: 1.25rem;
}

.page-news .news-sidebar .eyebrow {
  margin-bottom: 0.35rem;
}

.page-news .news-sidebar .title-md {
  margin: 0.4rem 0 1.1rem;
  font-size: 1.2rem;
  line-height: 1.3;
}

/* 维护通知 */
.page-news .news-notice {
  overflow: hidden;
  border-left: 2px solid var(--electric-orange);
}

.page-news .news-notice .title-md {
  margin: 0.6rem 0;
}

.page-news .news-notice p {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-news .news-notice .btn {
  margin-top: 0.6rem;
}

.page-news .news-notice-bg {
  position: absolute;
  right: -50px;
  bottom: -50px;
  width: 150px;
  height: 150px;
  object-fit: cover;
  opacity: 0.28;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* 热门专题聚合 */
.page-news .topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .topic-tags .tag {
  background: transparent;
  border-color: var(--line-grid);
  color: var(--muted);
  font-size: 0.8125rem;
  padding: 0.35rem 0.7rem;
  transition:
    color 0.25s var(--ease),
    border-color 0.25s var(--ease),
    background-color 0.25s var(--ease);
}

.page-news .topic-tags .tag:hover {
  background: var(--glow-green-alpha);
  border-color: var(--neon);
  color: var(--neon);
}

.page-news .topic-tip {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

/* 历史归档 */
.page-news .news-archive {
  overflow: hidden;
}

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

.page-news .archive-block {
  border-bottom: 1px solid var(--line-grid);
}

.page-news .archive-block summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  padding: 0.85rem 0;
  color: var(--data-ink);
  font-weight: 600;
}

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

.page-news .archive-block summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--muted);
  font-size: 1rem;
}

.page-news .archive-block[open] summary::after {
  content: "–";
  color: var(--neon);
}

.page-news .archive-block ul {
  display: grid;
  gap: 0.45rem;
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-news .archive-block li {
  padding-left: 0.85rem;
  border-left: 1px solid var(--line-grid);
  color: var(--muted);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.page-news .archive-bg {
  position: absolute;
  top: 40%;
  right: -70px;
  width: 190px;
  height: 190px;
  object-fit: cover;
  opacity: 0.1;
  pointer-events: none;
}

/* 桌面端布局：主栏 + 侧边栏 */
@media (min-width: 1024px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 324px;
    align-items: start;
  }

  .page-news .news-sidebar {
    position: sticky;
    top: 1.5rem;
    display: grid;
    gap: 1.5rem;
  }

  .page-news .news-notice,
  .page-news .topic-cloud,
  .page-news .news-archive {
    margin-top: 0;
  }

  .page-news .news-notice-bg {
    width: 170px;
    height: 170px;
  }
}