.page-news {
  background: var(--void);
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.page-news .news-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(42, 27, 94, 0.9), rgba(18, 7, 38, 0.97) 62%),
    repeating-linear-gradient(90deg, var(--grid) 0 1px, transparent 1px 72px);
}
.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  padding: calc(var(--header-h) + 44px) 0 48px;
}
.page-news .news-hero-inner::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--header-h) + 12px);
  width: 48px;
  height: 48px;
  border-left: 1px solid var(--lime);
  border-top: 1px solid var(--lime);
  pointer-events: none;
}
.page-news .news-h1 {
  font-family: var(--font-mono);
  font-size: clamp(28px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  max-width: 20ch;
  text-shadow: 0 0 28px rgba(199, 255, 61, 0.18);
}
.page-news .news-lead {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(245, 241, 255, 0.86);
}
.page-news .news-hero-meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash);
}
.page-news .news-hero-meta .num {
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

/* ---------- 通用区块 ---------- */
.page-news .section {
  padding: 52px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-news .chapter {
  margin-bottom: 20px;
}
.page-news .news-intro {
  margin: 0 0 24px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ash);
}

/* ---------- 目录 ---------- */
.page-news .news-dir {
  display: grid;
  gap: 20px;
  min-width: 0;
}
.page-news .news-rail {
  min-width: 0;
}
.page-news .rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-news .rail-list a {
  display: block;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  border: 1px solid var(--line);
  color: var(--ash);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .rail-list a .num {
  color: var(--sky);
  margin-right: 4px;
}
.page-news .rail-list a:hover,
.page-news .rail-list a:focus-visible {
  color: var(--mist);
  border-color: var(--lime);
}
.page-news .news-dir-main {
  min-width: 0;
}
.page-news .dir-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-news .dir-item {
  border-bottom: 1px solid var(--line);
}
.page-news .dir-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  padding: 18px 6px;
  text-decoration: none;
  color: var(--mist);
  transition: background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.page-news .dir-link:hover,
.page-news .dir-link:focus-visible {
  background: rgba(199, 255, 61, 0.06);
  box-shadow: inset 2px 0 0 var(--lime);
}
.page-news .dir-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
  padding-top: 3px;
}
.page-news .dir-name {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.02em;
}
.page-news .dir-desc {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ash);
}
.page-news .dir-go {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--sky);
}

/* ---------- 时间轴 ---------- */
.page-news .news-tl-head {
  margin-bottom: 8px;
}
.page-news .news-tl-fig {
  aspect-ratio: 6 / 5;
  margin: 0 0 24px;
}
.page-news .news-tl-fig img,
.page-news .news-legacy-fig img,
.page-news .report-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-news .tl-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  position: relative;
}
.page-news .tl-list::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime), rgba(55, 215, 255, 0.45) 55%, transparent);
}
.page-news .tl-item {
  position: relative;
  padding: 0 0 26px 38px;
  min-width: 0;
}
.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--void);
  border: 1px solid var(--sky);
  transform: rotate(45deg);
}
.page-news .tl-time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ember);
}
.page-news .tl-title {
  margin: 8px 0 8px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.45;
  color: var(--mist);
}
.page-news .tl-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ash);
}
.page-news .tl-more {
  margin-top: 10px;
}
.page-news .tl-more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}
.page-news .tl-more summary::-webkit-details-marker {
  display: none;
}
.page-news .tl-more summary::after {
  content: " +";
}
.page-news .tl-more[open] summary::after {
  content: " −";
}
.page-news .tl-more p {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ash);
}
.page-news .tl-more-link {
  margin: 10px 0 0;
}
.page-news .tl-more-link a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px dashed rgba(55, 215, 255, 0.5);
  padding-bottom: 2px;
}
.page-news .tl-more-link a:hover,
.page-news .tl-more-link a:focus-visible {
  color: var(--mist);
  border-color: var(--mist);
}
.page-news .tl-item--legacy {
  border: 1px solid var(--ember);
  background: linear-gradient(180deg, rgba(255, 155, 69, 0.12), rgba(255, 155, 69, 0.02));
  padding: 16px 16px 18px 38px;
  margin-bottom: 26px;
  box-shadow: inset 0 0 0 1px rgba(255, 155, 69, 0.12);
}
.page-news .tl-item--legacy::before {
  border-color: var(--ember);
  background: var(--ember);
}
.page-news .tl-item--legacy .tag {
  display: inline-block;
  margin-top: 8px;
}

/* ---------- 第 3 栏 ---------- */
.page-news .news-legacy {
  background:
    repeating-linear-gradient(0deg, var(--grid) 0 1px, transparent 1px 48px),
    linear-gradient(120deg, rgba(76, 18, 48, 0.55), rgba(18, 7, 38, 0.2) 70%);
}
.page-news .news-legacy-grid {
  display: grid;
  gap: 24px;
  min-width: 0;
}
.page-news .news-legacy-copy {
  padding: 22px 20px;
  min-width: 0;
  border-left: 2px solid var(--ember);
}
.page-news .news-legacy-copy .tag {
  display: inline-block;
  margin-bottom: 12px;
}
.page-news .legacy-text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 241, 255, 0.88);
}
.page-news .legacy-path {
  margin: 16px 0 20px;
  padding: 12px 14px;
  border: 1px dashed rgba(255, 155, 69, 0.55);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ember);
  word-break: break-all;
}
.page-news .legacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-news .news-legacy-fig {
  margin: 0;
  min-width: 0;
}

/* ---------- 专题报告 ---------- */
.page-news .news-reports {
  background: linear-gradient(180deg, rgba(11, 58, 59, 0.35), rgba(18, 7, 38, 0) 60%);
}
.page-news .report-grid {
  display: grid;
  gap: 16px;
  min-width: 0;
}
.page-news .report-cover {
  margin: 0;
  aspect-ratio: 16 / 9;
}
.page-news .report-card {
  padding: 20px 18px;
  border: 1px solid var(--line);
  background: var(--void-2);
  min-width: 0;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.page-news .report-card:hover {
  border-color: var(--lime);
  transform: translateY(-3px);
}
.page-news .report-card--wine {
  background: linear-gradient(160deg, rgba(76, 18, 48, 0.9), rgba(28, 15, 56, 0.95));
}
.page-news .report-card--teal {
  background: linear-gradient(160deg, rgba(11, 58, 59, 0.92), rgba(28, 15, 56, 0.95));
}
.page-news .report-card--indigo {
  background: linear-gradient(160deg, rgba(42, 27, 94, 0.94), rgba(28, 15, 56, 0.96));
}
.page-news .report-card--deep {
  background: linear-gradient(160deg, rgba(18, 7, 38, 0.96), rgba(42, 27, 94, 0.55));
}
.page-news .report-title {
  margin: 12px 0 10px;
  font-family: var(--font-mono);
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--mist);
}
.page-news .report-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 241, 255, 0.78);
}
.page-news .report-meta {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--sky);
}

/* ---------- 版本档案 ---------- */
.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-news .archive-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
}
.page-news .archive-no {
  font-size: 26px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--lime);
}
.page-news .archive-title {
  margin: 4px 0 8px;
  font-family: var(--font-mono);
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--mist);
}
.page-news .archive-text {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ash);
}
.page-news .archive-item--now {
  background: linear-gradient(90deg, rgba(199, 255, 61, 0.08), transparent 70%);
  box-shadow: inset 2px 0 0 var(--lime);
  padding-left: 14px;
}
.page-news .archive-item--now .archive-no {
  font-size: 34px;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  border-bottom: 0;
}
.page-news .news-cadence-grid {
  display: grid;
  gap: 28px;
  min-width: 0;
}
.page-news .cadence-points {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-news .cadence-points li {
  position: relative;
  padding: 12px 0 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ash);
}
.page-news .cadence-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 6px;
  height: 6px;
  background: var(--sky);
}
.page-news .cadence-points .num {
  color: var(--lime);
  margin-right: 6px;
}
.page-news .news-cadence-panel {
  padding: 24px 20px;
  background: var(--void-2);
  min-width: 0;
}
.page-news .cadence-text {
  margin: 12px 0 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 241, 255, 0.85);
}
.page-news .cadence-mail {
  margin: 0 0 10px;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--lime);
  word-break: break-all;
}
.page-news .cadence-note {
  margin: 0 0 20px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--ash);
}
.page-news .cadence-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-dir {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 32px;
  }
  .page-news .dir-link {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: start;
  }
  .page-news .dir-go {
    grid-column: 3;
    align-self: center;
  }
  .page-news .report-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .report-cover {
    grid-column: 1 / -1;
    aspect-ratio: 21 / 8;
  }
  .page-news .archive-item {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }
  .page-news .archive-no {
    font-size: 40px;
    padding-top: 2px;
  }
  .page-news .archive-item--now .archive-no {
    font-size: 46px;
  }
}

@media (min-width: 960px) {
  .page-news .section {
    padding: 68px 0;
  }
  .page-news .news-hero-inner {
    padding: calc(var(--header-h) + 64px) 0 64px;
  }
  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }
  .page-news .rail-list {
    flex-direction: column;
    overflow: visible;
    gap: 0;
    padding-bottom: 0;
    border-left: 1px solid var(--line);
  }
  .page-news .rail-list a {
    border: 0;
    padding: 9px 0 9px 14px;
    margin-left: -1px;
    border-left: 1px solid transparent;
  }
  .page-news .rail-list a:hover,
  .page-news .rail-list a:focus-visible {
    border-left-color: var(--lime);
    background: rgba(199, 255, 61, 0.06);
  }
  .page-news .news-legacy-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }
  .page-news .news-cadence-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: start;
  }
  .page-news .tl-item {
    padding-left: 46px;
  }
  .page-news .tl-title {
    font-size: 18px;
  }
}

@media (min-width: 1180px) {
  .page-news .report-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .report-cover {
    grid-column: span 2;
    grid-row: span 1;
    aspect-ratio: 16 / 10;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .dir-link,
  .page-news .rail-list a,
  .page-news .report-card {
    transition: none;
  }
  .page-news .report-card:hover {
    transform: none;
  }
}