/* ===== 文章中心 · page-news ===== */

.page-news {
  --news-sticky-gap: 76px;
  overflow-x: clip;
}

/* ---------- 页面条带 ---------- */
.page-news .breadcrumbs {
  padding-top: clamp(18px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-dim);
}
.page-news .breadcrumbs a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .25s var(--ease);
}
.page-news .breadcrumbs a:hover,
.page-news .breadcrumbs a:focus-visible { color: var(--cyan); }
.page-news .breadcrumbs [aria-current] { color: var(--text); }

/* ---------- 头条横幅 ---------- */
.page-news .news-masthead {
  position: relative;
  margin: clamp(16px, 3vw, 30px) 0 0;
  padding: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 48px) clamp(34px, 6vw, 62px);
  background:
    radial-gradient(130% 130% at 92% -30%, rgba(108, 63, 197, .42), transparent 62%),
    radial-gradient(90% 100% at -10% 130%, rgba(0, 229, 255, .13), transparent 58%),
    var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  overflow: hidden;
}
.page-news .news-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(36, 64, 111, .34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 64, 111, .34) 1px, transparent 1px);
  background-size: 58px 58px;
  opacity: .34;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(78% 68% at 74% 6%, #000 0%, transparent 72%);
  mask-image: radial-gradient(78% 68% at 74% 6%, #000 0%, transparent 72%);
}
.page-news .news-masthead > * { position: relative; z-index: 1; }

.page-news .news-masthead h1 {
  margin: 14px 0 0;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 50px);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--text);
}

.page-news .news-lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--text-dim);
}

.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: clamp(18px, 3vw, 28px) 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-news .news-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(19px, 2.6vw, 25px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--amber);
}
.page-news .news-stat-label {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* ---------- 快速定位条 ---------- */
.page-news .news-filter {
  position: sticky;
  top: 0;
  z-index: 6;
  margin: 0 0 clamp(8px, 2vw, 16px);
  padding: 11px 0;
  background: linear-gradient(180deg, var(--ink-900) 58%, rgba(5, 11, 28, .6) 100%);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.page-news .news-filter::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--violet), var(--cyan) 55%, transparent);
  opacity: .7;
}
.page-news .filter-list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.page-news .filter-list::-webkit-scrollbar { display: none; }
.page-news .filter-chip {
  display: inline-block;
  white-space: nowrap;
  padding: 8px 15px;
  border: 1px solid rgba(0, 229, 255, .45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan);
  text-decoration: none;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

/* ---------- 章节骨架 ---------- */
.page-news .chapter {
  padding-block: clamp(46px, 8vw, 92px) 0;
  scroll-margin-top: calc(var(--bar-h) + var(--news-sticky-gap));
}
.page-news .chapter-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0 0 clamp(26px, 4vw, 44px);
}
.page-news .chapter-num {
  font-family: var(--font-mono);
  font-size: 34px;
  line-height: 1;
  letter-spacing: .06em;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--violet);
}
.page-news .chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 33px);
  line-height: 1.3;
  color: var(--text);
}
.page-news .chapter-lede {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 通用图框 ---------- */
.page-news .section-figure {
  position: relative;
  margin: 0 0 clamp(20px, 3.5vw, 34px);
  border: 1px solid var(--line);
  clip-path: var(--cut);
  overflow: hidden;
  background: var(--ink-900);
}
.page-news .section-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-news .section-figure figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 16px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--text-dim);
  background: linear-gradient(0deg, rgba(5, 11, 28, .94) 0%, transparent 100%);
}

/* ---------- 01 本期头条 ---------- */
.page-news .feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3vw, 26px);
}
.page-news .feature-main {
  background: var(--ink-700);
  border: 1px solid var(--line);
  clip-path: var(--cut-tr);
  overflow: hidden;
  transition: border-color .3s var(--ease);
}
.page-news .feature-main .media-frame { background: var(--ink-900); }
.page-news .feature-main .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-news .feature-body { padding: clamp(20px, 3vw, 32px); }
.page-news .feature-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.8vw, 29px);
  line-height: 1.4;
  color: var(--text);
}
.page-news .feature-excerpt {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}
.page-news .feature-side {
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-news .feature-item {
  padding: clamp(18px, 2.6vw, 24px);
  background: rgba(22, 38, 74, .68);
  border: 1px solid var(--line);
  border-left: 2px solid rgba(108, 63, 197, .8);
  clip-path: var(--cut-sm);
  transition: border-color .3s var(--ease), transform .3s var(--ease), background .3s var(--ease);
}
.page-news .feature-item:hover {
  border-color: rgba(0, 229, 255, .55);
  border-left-color: var(--cyan);
  background: rgba(22, 38, 74, .95);
  transform: translateY(-2px);
}
.page-news .feature-item-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.55;
  color: var(--text);
}
.page-news .feature-item-text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 分类标签与轮次 ---------- */
.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.page-news .tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid rgba(0, 229, 255, .45);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--cyan);
  white-space: nowrap;
}
.page-news .tag--live {
  border-color: rgba(255, 138, 61, .6);
  color: var(--amber);
}
.page-news .news-round {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

/* ---------- 02 复盘列表 ---------- */
.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(18px, 3vw, 27px) 0;
  border-bottom: 1px solid var(--line);
}
.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: 2px;
  background: linear-gradient(var(--violet), var(--cyan));
  transform: translateY(-50%);
  transition: height .32s var(--ease);
}
.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before { height: 58%; }
.page-news .news-index {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--violet);
}
.page-news .news-item-title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.55;
  color: var(--text);
}
.page-news .news-item-excerpt {
  margin: 8px 0 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 03 排名笔记 ---------- */
.page-news .rank-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-news .rank-note {
  position: relative;
  padding: clamp(20px, 2.8vw, 26px) clamp(18px, 2.6vw, 26px) clamp(20px, 2.8vw, 26px) clamp(24px, 3.2vw, 32px);
  background: var(--ink-700);
  border: 1px solid var(--line);
  clip-path: var(--cut-sm);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.page-news .rank-note::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--violet), var(--cyan));
}
.page-news .rank-note:hover { border-color: rgba(0, 229, 255, .5); }
.page-news .rank-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}
.page-news .rank-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.page-news .rank-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  line-height: 1.55;
  color: var(--text);
}
.page-news .rank-text {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}
.page-news .rank-footnote,
.page-news .series-footnote,
.page-news .version-footnote {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}
.page-news .rank-footnote a,
.page-news .series-footnote a,
.page-news .version-footnote a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .35);
}
.page-news .rank-footnote a:hover,
.page-news .series-footnote a:hover,
.page-news .version-footnote a:hover { border-bottom-color: var(--cyan); }

/* ---------- 04 小屏技巧 ---------- */
.page-news .tips-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .tip {
  padding: clamp(16px, 2.4vw, 20px) clamp(16px, 2.4vw, 22px);
  background: rgba(22, 38, 74, .5);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 2px solid rgba(0, 229, 255, .55);
  transition: background .3s var(--ease), border-left-color .3s var(--ease);
}
.page-news .tip:hover {
  background: rgba(22, 38, 74, .9);
  border-left-color: var(--amber);
}
.page-news .tip-key {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}
.page-news .tip-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--text-dim);
}
.page-news .tip-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .35);
}
.page-news .tip-text a:hover { border-bottom-color: var(--cyan); }

/* ---------- 05 版本记录 ---------- */
.page-news .version-stack {
  display: grid;
  gap: 12px;
}
.page-news .version-panel {
  background: var(--ink-700);
  border: 1px solid var(--line);
  clip-path: var(--cut-sm);
  overflow: hidden;
}
.page-news .version-panel > summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 17px clamp(16px, 2.6vw, 24px);
  cursor: pointer;
  list-style: none;
  transition: background .3s var(--ease);
}
.page-news .version-panel > summary::-webkit-details-marker { display: none; }
.page-news .version-panel > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}
.page-news .version-panel[open] > summary::after { content: "\2212"; }
.page-news .version-panel > summary:hover { background: rgba(108, 63, 197, .16); }
.page-news .version-panel[open] > summary { border-bottom: 1px solid var(--line); }
.page-news .version-badge {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .05em;
  color: var(--amber);
}
.page-news .version-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
}
.page-news .version-note {
  font-size: 13px;
  color: var(--text-dim);
}
.page-news .version-body {
  padding: 16px clamp(16px, 2.6vw, 24px) 22px;
}
.page-news .version-body ul {
  margin: 0;
  padding-left: 1.1em;
  display: grid;
  gap: 9px;
}
.page-news .version-body li {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 06 专题系列 ---------- */
.page-news .series-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .series-tag {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--line);
  background: rgba(22, 38, 74, .62);
  clip-path: var(--cut-sm);
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}
.page-news .series-tag:hover,
.page-news .series-tag:focus-visible {
  border-color: var(--violet);
  background: rgba(108, 63, 197, .24);
  color: var(--cyan);
}

/* ---------- 收尾 ---------- */
.page-news .news-outro {
  position: relative;
  margin: clamp(48px, 8vw, 92px) 0 clamp(48px, 7vw, 84px);
  padding: clamp(28px, 5vw, 52px) clamp(20px, 4vw, 48px);
  background:
    radial-gradient(120% 140% at 8% 0%, rgba(0, 229, 255, .16), transparent 58%),
    radial-gradient(110% 120% at 100% 110%, rgba(108, 63, 197, .3), transparent 62%),
    var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
  overflow: hidden;
}
.page-news .outro-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.35;
  color: var(--text);
}
.page-news .outro-lede {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}
.page-news .outro-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}
.page-news .outro-link {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: rgba(5, 11, 28, .4);
  clip-path: var(--cut-sm);
  text-decoration: none;
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
}
.page-news .outro-link:hover,
.page-news .outro-link:focus-visible {
  border-color: rgba(0, 229, 255, .6);
  background: rgba(22, 38, 74, .8);
  transform: translateY(-2px);
}
.page-news .outro-link strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
}
.page-news .outro-link span {
  display: block;
  margin-top: 5px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 适配 ---------- */
@media (max-width: 1023px) {
  .page-news .news-filter { top: var(--bar-h); }
}

@media (min-width: 640px) {
  .page-news .news-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-news .tips-grid,
  .page-news .rank-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .outro-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .page-news .chapter-head {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }
  .page-news .chapter-num {
    font-size: clamp(44px, 4vw, 56px);
    -webkit-text-stroke-width: 1.6px;
  }
  .page-news .chapter-title { margin-top: 4px; }
  .page-news .chapter-lede { margin-top: 12px; }
  .page-news .news-item {
    grid-template-columns: 54px 172px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
  .page-news .news-item::before { left: -18px; }
  .page-news .news-index { padding-top: 3px; }
  .page-news .news-copy { min-width: 0; }
}

@media (min-width: 900px) {
  .page-news .feature-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(18px, 2.6vw, 28px);
  }
  .page-news .feature-side { grid-template-rows: auto auto; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feature-item,
  .page-news .outro-link { transition: none; }
  .page-news .feature-item:hover,
  .page-news .outro-link:hover { transform: none; }
  .page-news .news-item::before { transition: none; }
}
<<<END>>>