.page-news {
  --news-indent: 56px;
  padding-bottom: 88px;
}

.page-news .breadcrumb {
  padding: 24px 0 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--cream);
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  padding-bottom: 34px;
  border-bottom: 2px solid var(--line);
}

.page-news .news-title {
  margin: 16px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 6.4vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-news .news-lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 封面专题 + 栏目索引 ---------- */
.page-news .news-lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-l);
  padding: var(--gap-l) 0;
}

.page-news .news-feature {
  position: relative;
  padding: 30px 22px 24px;
  background: var(--panel-2);
  border: 2px solid var(--line);
  box-shadow: var(--hard);
}

.page-news .news-feature::after {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  width: 104px;
  height: 5px;
  background: var(--grad);
}

.page-news .news-feature-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .news-feature-lede {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-feature-figure {
  margin: 24px 0 0;
}

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

.page-news .news-feature-index {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--line);
}

.page-news .news-feature-index li {
  border-bottom: 1px dashed var(--line);
}

.page-news .news-feature-index a {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  padding: 14px 4px;
  min-height: 44px;
  color: var(--cream);
  font-size: 15px;
  line-height: 1.65;
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-news .news-feature-index a:hover,
.page-news .news-feature-index a:focus-visible {
  color: var(--cyan);
  padding-left: 12px;
}

.page-news .news-index-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
}

.page-news .news-side {
  padding: 26px 20px 16px;
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
}

.page-news .news-side-title {
  margin: 0 0 8px;
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-news .news-side-note {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-col {
  padding: 16px 0;
  border-top: 1px dashed var(--line);
}

.page-news .news-col-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream);
}

.page-news .news-col-meta {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-news .news-col-desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 最新条目 ---------- */
.page-news .news-latest {
  padding: var(--gap-l) 0;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 4px;
}

.page-news .news-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-entry {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 0 14px;
  padding: 22px 12px 22px 16px;
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .news-entry:hover,
.page-news .news-entry:focus-within {
  border-left-color: var(--accent);
  background: rgba(255, 106, 26, 0.055);
}

.page-news .news-entry[hidden] {
  display: none;
}

.page-news .news-entry-num {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--accent);
}

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

.page-news .news-entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 8px;
}

.page-news .news-tag {
  display: inline-block;
  padding: 2px 9px;
  border: 1px solid var(--accent);
  border-radius: 2px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-news .news-time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-news .news-entry-title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--cream);
}

.page-news .news-entry-summary {
  margin: 8px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-entry-full {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  transition: max-height 0.24s ease, opacity 0.24s ease, margin-top 0.24s ease;
}

.page-news .news-entry:hover .news-entry-full,
.page-news .news-entry:focus-within .news-entry-full {
  max-height: 180px;
  margin-top: 10px;
  opacity: 1;
}

/* ---------- 延伸阅读 ---------- */
.page-news .news-longform {
  padding: var(--gap-l) 0 0;
}

.page-news .news-longform-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-l);
  margin-top: 22px;
}

.page-news .news-longform-grid figure {
  margin: 0 0 14px;
}

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

.page-news .news-longform-grid h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 23px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-news .news-longform-grid p {
  margin: 10px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 往期归档 ---------- */
.page-news .news-archive {
  padding: var(--gap-l) 0 0;
}

.page-news .news-archive-figure {
  margin: 26px 0 30px;
}

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

.page-news .news-archive-groups {
  display: grid;
  gap: 14px;
}

.page-news .archive-group {
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--hard-sm);
}

.page-news .archive-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 44px;
  padding: 16px 20px;
  background: none;
  border: 0;
  color: var(--cream);
  font-family: var(--font-label);
  font-size: 16px;
  letter-spacing: 0.08em;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s ease;
}

.page-news .archive-toggle:hover,
.page-news .archive-toggle:focus-visible {
  color: var(--cyan);
}

.page-news .archive-arrow {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent);
  transform: rotate(90deg);
  transition: transform 0.18s ease;
}

.page-news .archive-toggle[aria-expanded="false"] .archive-arrow {
  transform: rotate(0deg);
}

.page-news .archive-panel {
  padding: 0 20px 16px;
}

.page-news .archive-panel[hidden] {
  display: none;
}

.page-news .archive-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .archive-list li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 13px 0;
  border-top: 1px dashed var(--line);
  font-size: 15px;
  color: var(--cream);
}

.page-news .archive-list .is-mono {
  font-size: 12px;
  color: var(--accent);
}

.page-news .archive-name {
  min-width: 0;
}

.page-news .archive-time {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 线索与投稿 ---------- */
.page-news .news-tips {
  padding: var(--gap-l) 0 0;
}

.page-news .news-tips-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-tip {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 0 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.page-news .news-tip:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .news-tip-num {
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1.2;
  color: var(--accent);
}

.page-news .news-tip-title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
}

.page-news .news-tip-text {
  margin: 8px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-tips-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-feature {
    padding: 34px 30px 28px;
  }

  .page-news .news-side {
    padding: 28px 26px 18px;
  }

  .page-news .news-entry {
    padding: 24px 18px 24px 20px;
  }
}

@media (min-width: 960px) {
  .page-news .news-lead {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-longform-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-news .archive-list li {
    grid-template-columns: 84px minmax(0, 1fr) 120px;
  }

  .page-news .archive-time {
    grid-column: 3;
    text-align: right;
  }
}

@media (min-width: 1080px) {
  .page-news .news-entry:nth-child(even) {
    margin-left: var(--news-indent);
  }

  .page-news .news-tip {
    grid-template-columns: 72px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-feature-index a,
  .page-news .news-entry,
  .page-news .news-entry-full,
  .page-news .archive-arrow,
  .page-news .archive-toggle,
  .page-news .breadcrumb a {
    transition: none;
  }

  .page-news .news-entry:hover .news-entry-full,
  .page-news .news-entry:focus-within .news-entry-full {
    max-height: none;
  }
}