/* ============================================================
   攻略与更新 · 页面作用域（.page-news）
   更新日志式长卷：左侧粘性窄列放栏目标签与期数，右侧条目错位排布
   ============================================================ */

.page-news {
  --news-rail: 9rem;
  --news-sticky-top: calc(var(--header-h-sm) + .75rem);
  --news-panel: #14344C;
  display: block;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding: clamp(1.5rem, 5vw, 3.25rem) 0 clamp(2rem, 5vw, 3.25rem);
  border-bottom: 1px solid var(--line-ice);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(106, 76, 255, .20), transparent 62%),
    radial-gradient(90% 70% at 4% 12%, rgba(43, 232, 176, .10), transparent 60%);
}

.page-news .news-hero-inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.page-news .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  font-size: .75rem;
  color: var(--c-grit);
}

.page-news .breadcrumb li + li::before {
  content: "/";
  margin-right: .35rem;
  color: var(--c-steel);
}

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

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

.page-news .news-title {
  margin: .35rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.5rem, 11vw, 5rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--c-frost);
}

.page-news .news-title::after {
  content: "";
  display: block;
  width: 3.5rem;
  height: 4px;
  margin-top: .9rem;
  background: linear-gradient(90deg, var(--c-neon), var(--c-violet));
}

.page-news .news-lede {
  max-width: 32em;
  margin: 1.15rem 0 0;
  font-size: clamp(1rem, 1.7vw, 1.09rem);
  line-height: 1.85;
  color: var(--c-body);
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.6rem;
}

.page-news .news-hero-media {
  margin: 0;
  border: 1px solid var(--line-ice);
}

/* ---------- 目录状态 + 数字 ---------- */

.page-news .news-status {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-status-bar {
  position: sticky;
  top: var(--news-sticky-top);
  z-index: 6;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .55rem 1rem;
  padding: .75rem 1rem;
  background: rgba(11, 27, 43, .95);
  border: 1px solid var(--line-ice);
  border-left: 3px solid var(--c-neon);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.page-news .news-status-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem .7rem;
  margin: 0;
  font-size: .875rem;
  color: var(--c-body);
}

.page-news .news-status-line strong {
  font-family: var(--font-num);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--c-neon);
}

.page-news .news-status-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--c-steel);
}

.page-news .news-status-cadence {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--c-grit);
  white-space: nowrap;
}

.page-news .news-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-metric {
  padding: clamp(1rem, 2.5vw, 1.4rem);
  background: var(--c-night);
}

.page-news .news-metric-value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--c-frost);
}

.page-news .news-metric-value span {
  color: var(--c-neon);
}

.page-news .news-metric-label {
  margin: .35rem 0 0;
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--c-grit);
}

.page-news .news-status-lede {
  max-width: 38em;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--c-body);
}

/* ---------- 章节骨架微调 ---------- */

.page-news .news-section {
  padding-top: clamp(2.25rem, 6vw, 3.75rem);
}

.page-news .news-section .section-head {
  margin-bottom: clamp(1.4rem, 4vw, 2.25rem);
}

/* ---------- 四类专栏 ---------- */

.page-news .news-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-col {
  padding: clamp(1.1rem, 3vw, 1.6rem);
  background: var(--c-snow-deep);
  transition: background var(--t-slow) var(--ease);
}

.page-news .news-col:hover {
  background: var(--news-panel);
}

.page-news .news-col-mark {
  display: block;
  width: 2.25rem;
  height: 3px;
  margin-bottom: .9rem;
  transition: width var(--t-slow) var(--ease);
}

.page-news .news-col:hover .news-col-mark {
  width: 3.5rem;
}

.page-news .news-col--season .news-col-mark { background: var(--c-neon); }
.page-news .news-col--version .news-col-mark { background: var(--c-ice); }
.page-news .news-col--topic .news-col-mark { background: var(--c-violet); }
.page-news .news-col--device .news-col-mark { background: var(--c-orange-deep); }

.page-news .news-col-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--c-frost);
}

.page-news .news-col-desc {
  max-width: 30em;
  margin: .5rem 0 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--c-body);
}

.page-news .news-col-foot {
  display: flex;
  align-items: baseline;
  gap: .45rem;
  margin: 1.1rem 0 0;
  font-family: var(--font-num);
}

.page-news .news-col-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-frost);
}

.page-news .news-col-unit {
  font-size: .72rem;
  letter-spacing: .05em;
  color: var(--c-grit);
}

.page-news .news-columns-media {
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  border: 1px solid var(--line-ice);
}

/* ---------- 冰纹分隔 ---------- */

.page-news .news-divider {
  display: block;
  width: 100%;
  height: 10px;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  color: var(--line-ice);
}

/* ---------- 条目列表 ---------- */

.page-news .news-list-figure {
  margin: 0 0 clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--line-ice);
}

.page-news .news-list-caption {
  padding: .7rem .9rem;
  font-size: .78rem;
  line-height: 1.7;
  color: var(--c-grit);
  border-top: 1px solid var(--line-soft);
}

.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-ice);
}

.page-news .news-entry {
  display: grid;
  gap: .6rem;
  padding: clamp(1rem, 3vw, 1.5rem) 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-entry-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .75rem;
}

.page-news .news-entry-no {
  font-family: var(--font-num);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--c-grit);
}

.page-news .news-entry-title {
  margin: 0;
  font-size: clamp(1.02rem, 2.2vw, 1.18rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-frost);
}

.page-news .news-entry-sum {
  max-width: 36em;
  margin: .5rem 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--c-body);
}

.page-news .news-entry-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem 1.1rem;
  margin-top: .7rem;
}

.page-news .news-entry-readtime {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--c-grit);
  opacity: .7;
  transition: opacity var(--t) var(--ease), color var(--t) var(--ease);
}

.page-news .news-entry:hover .news-entry-readtime,
.page-news .news-entry:focus-within .news-entry-readtime {
  color: var(--c-ice);
  opacity: 1;
}

.page-news .news-entry-more {
  margin: 0;
}

.page-news .news-entry-more > summary {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding-bottom: .1rem;
  font-size: .8125rem;
  color: var(--c-ice);
  cursor: pointer;
  list-style: none;
  border-bottom: 1px dashed var(--line-ice);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-news .news-entry-more > summary::-webkit-details-marker {
  display: none;
}

.page-news .news-entry-more > summary:hover,
.page-news .news-entry-more > summary:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

.page-news .news-entry-more > summary::after {
  content: "+";
  font-family: var(--font-num);
  font-size: .95rem;
  line-height: 1;
}

.page-news .news-entry-more[open] > summary::after {
  content: "−";
}

.page-news .news-entry-points {
  max-width: 36em;
  margin: .75rem 0 0;
  padding-left: 1.1rem;
  font-size: .85rem;
  line-height: 1.8;
  color: var(--c-grit);
}

.page-news .news-entry-points li + li {
  margin-top: .35rem;
}

.page-news .news-entry-points a {
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px solid var(--line-ice);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-news .news-entry-points a:hover,
.page-news .news-entry-points a:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

.page-news .news-list-foot {
  margin-top: 1.25rem;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--c-grit);
}

.page-news .news-list-foot a {
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px solid var(--line-ice);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-news .news-list-foot a:hover,
.page-news .news-list-foot a:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

/* ---------- 最短路径 ---------- */

.page-news .news-path-wrap {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

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

.page-news .news-path > li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: .2rem 1rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-path > li:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-path-num {
  font-family: var(--font-num);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--c-violet);
}

.page-news .news-path-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-frost);
}

.page-news .news-path-desc {
  grid-column: 2;
  max-width: 34em;
  margin: .35rem 0 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--c-body);
}

.page-news .news-path-aside {
  padding: clamp(1.15rem, 3vw, 1.5rem);
  background: var(--c-snow-deep);
  border: 1px solid var(--line-ice);
  border-top: 3px solid var(--c-orange);
}

.page-news .news-path-aside h3 {
  margin: 0 0 .55rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--c-frost);
}

.page-news .news-path-aside p {
  margin: 0 0 1.1rem;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--c-body);
}

/* ---------- 移动端对照 ---------- */

.page-news .news-mobile-split {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-mobile-copy p {
  max-width: 36em;
  margin: 0 0 1rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-news .news-mobile-copy a {
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px solid var(--line-ice);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-news .news-mobile-copy a:hover,
.page-news .news-mobile-copy a:focus-visible {
  color: var(--c-neon);
  border-bottom-color: var(--c-neon);
}

.page-news .news-mobile-card {
  padding: 1.15rem 1.25rem;
  background:
    linear-gradient(180deg, rgba(43, 232, 176, .13), rgba(106, 76, 255, .09));
  border: 1px solid var(--line-ice);
  border-radius: var(--radius);
}

.page-news .news-mobile-card-label {
  margin: 0;
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--c-neon);
}

.page-news .news-mobile-card-num {
  margin: .6rem 0 0;
  font-family: var(--font-num);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--c-frost);
}

.page-news .news-mobile-card-title {
  margin: .7rem 0 0;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--c-body);
}

.page-news .news-mobile-card-meta {
  margin: .5rem 0 0;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--c-grit);
}

/* ---------- 投稿与合作 ---------- */

.page-news .news-contrib-grid {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-contrib-copy p {
  max-width: 36em;
  margin: 0 0 1rem;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--c-body);
}

.page-news .news-contrib-media {
  margin: 0;
  border: 1px solid var(--line-ice);
}

.page-news .news-flow {
  display: grid;
  gap: 1px;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-flow li {
  padding: clamp(.95rem, 2.5vw, 1.3rem);
  background: var(--c-night);
}

.page-news .news-flow-num {
  display: block;
  margin-bottom: .55rem;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--c-neon);
}

.page-news .news-flow li p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--c-body);
}

/* ---------- 行动带 ---------- */

.page-news .news-cta {
  margin-top: clamp(2rem, 5vw, 3rem);
  border-left: 3px solid var(--c-orange);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-news .news-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-entry {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: .4rem 1.5rem;
  }

  .page-news .news-entry-rail {
    position: sticky;
    top: var(--news-sticky-top);
    align-self: start;
    flex-direction: column;
    align-items: flex-start;
    gap: .5rem;
    padding-top: .2rem;
  }

  .page-news .news-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-news .news-path-wrap {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-mobile-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, .58fr);
    align-items: start;
  }

  .page-news .news-contrib-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
  }
}

@media (min-width: 1024px) {
  .page-news .news-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-news .news-status-bar {
    grid-template-columns: auto minmax(0, 1fr);
    gap: .5rem .75rem;
  }

  .page-news .news-status-cadence {
    display: none;
  }

  .page-news .news-nav-wrap {
    overflow-x: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}