.page-news {
  --news-line: rgba(34, 64, 95, .8);
  --news-tone-season: var(--track-green);
  --news-tone-release: var(--signal-orange);
  --news-tone-tips: var(--live-cyan);
  --news-tone-review: var(--orange-glow);
  display: block;
  background:
    radial-gradient(90% 50% at 8% 0%, rgba(23, 208, 138, .07), transparent 62%),
    linear-gradient(180deg, var(--void-black) 0%, var(--deep-space) 24%, var(--deep-space) 100%);
  color: var(--chalk-white);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(78px, 13vw, 150px) 0 clamp(36px, 6vw, 68px);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(66% 58% at 86% 12%, rgba(255, 90, 31, .18), transparent 64%),
    linear-gradient(115deg, transparent 58%, rgba(23, 208, 138, .12) 100%);
  pointer-events: none;
}

.page-news .news-hero-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
}

.page-news .news-hero-copy h1 {
  margin: 14px 0 0;
  font-size: clamp(34px, 7.6vw, 74px);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.04;
}

.page-news .news-hero-copy .lede {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 34em;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.78;
  color: var(--mist-grey);
}

.page-news .hero-stats {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 46px);
}

.page-news .hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .hero-stats .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--signal-orange);
}

.page-news .hero-stat-label {
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--mist-grey);
}

.page-news .news-hero-art {
  margin: 0;
  border: var(--edge);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--panel-blue), var(--void-black));
  clip-path: polygon(0 0, 100% 0, 100% 93%, 0 100%);
  box-shadow: inset 0 0 70px rgba(56, 242, 232, .08);
}

.page-news .news-hero-art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 栏目导览 ---------- */
.page-news .news-index {
  position: relative;
  padding: clamp(34px, 6vw, 68px) 0 clamp(22px, 3vw, 34px);
  border-top: var(--edge);
}

.page-news .news-index::before {
  content: "";
  position: absolute;
  top: -1px;
  left: var(--gutter);
  width: min(220px, 42vw);
  height: 1px;
  background: linear-gradient(90deg, var(--track-green), var(--signal-orange));
}

.page-news .index-title {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
}

.page-news .index-lede {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--mist-grey);
}

.page-news .tag-row {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .tag-chip {
  display: inline-block;
  padding: 8px 17px;
  border: var(--edge-soft);
  border-radius: 999px;
  color: var(--mist-grey);
  font-size: 14px;
  text-decoration: none;
  transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}

.page-news .tag-chip:hover,
.page-news .tag-chip:focus-visible {
  color: var(--chalk-white);
  border-color: var(--line-blue);
}

.page-news .tag-chip.is-on {
  background: var(--signal-orange);
  border-color: var(--signal-orange);
  color: var(--ink-on-orange);
  font-weight: 700;
}

/* ---------- 三栏骨架 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 44px);
  padding-bottom: clamp(44px, 7vw, 92px);
}

.page-news .news-rail {
  border-top: var(--edge);
  padding-top: 18px;
}

.page-news .rail-title {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: .2em;
  color: var(--mist-grey);
}

.page-news .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .rail-list::-webkit-scrollbar {
  display: none;
}

.page-news .rail-list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 2px;
  color: var(--mist-grey);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: color .22s ease, border-color .22s ease;
}

.page-news .rail-list a:hover,
.page-news .rail-list a:focus-visible {
  color: var(--chalk-white);
  border-bottom-color: var(--signal-orange);
}

.page-news .rail-list .mono {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--signal-orange);
}

/* ---------- 栏目分组 ---------- */
.page-news .topic-group + .topic-group {
  margin-top: clamp(46px, 7vw, 90px);
}

.page-news .group-head {
  border-bottom: var(--edge);
  padding-bottom: 18px;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-news .group-no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--signal-orange);
}

.page-news .group-title {
  margin: 0 0 10px;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
}

.page-news .group-lede {
  margin: 0;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist-grey);
}

/* ---------- 专题条目 ---------- */
.page-news .topic-list {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .topic-item {
  --topic-accent: var(--track-green);
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--fill-soft);
  border: var(--edge-soft);
  border-left: 2px solid var(--topic-accent);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: background-color .3s ease, transform .3s ease, border-color .3s ease;
}

.page-news .topic-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58px;
  height: 1px;
  background: var(--topic-accent);
  opacity: .55;
  transition: width .45s cubic-bezier(.2, .7, .3, 1), opacity .3s ease;
}

.page-news .topic-item:hover {
  background: rgba(18, 34, 56, .88);
  transform: translateY(-2px);
}

.page-news .topic-item:hover::after {
  width: 100%;
  opacity: .85;
}

.page-news .tone-season { --topic-accent: var(--news-tone-season); }
.page-news .tone-release { --topic-accent: var(--news-tone-release); }
.page-news .tone-tips { --topic-accent: var(--news-tone-tips); }
.page-news .tone-review { --topic-accent: var(--news-tone-review); }

.page-news .topic-thumb {
  margin: 0;
  overflow: hidden;
  background: linear-gradient(150deg, var(--panel-blue), var(--void-black));
}

.page-news .topic-thumb img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
  transition: transform .6s cubic-bezier(.2, .7, .3, 1);
}

.page-news .topic-item:hover .topic-thumb img {
  transform: scale(1.05);
}

.page-news .topic-body {
  padding: clamp(18px, 2.6vw, 26px);
}

.page-news .topic-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 12.5px;
  color: var(--mist-grey);
}

.page-news .topic-cat {
  display: inline-block;
  padding: 3px 11px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--topic-accent);
}

.page-news .topic-meta .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-news .topic-body h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -.01em;
}

.page-news .topic-body p {
  margin: 0 0 14px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist-grey);
}

.page-news .topic-link {
  display: inline-block;
  padding-bottom: 2px;
  color: var(--signal-orange);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, .38);
  transition: color .22s ease, border-color .22s ease;
}

.page-news .topic-link:hover,
.page-news .topic-link:focus-visible {
  color: var(--orange-glow);
  border-bottom-color: var(--orange-glow);
}

.page-news .topic-item--compact .topic-body {
  padding: clamp(15px, 2vw, 19px) clamp(17px, 2.4vw, 22px);
}

.page-news .topic-item--compact .topic-body p {
  margin-bottom: 11px;
  font-size: 14.5px;
}

/* ---------- 右侧延伸 ---------- */
.page-news .news-aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .aside-card {
  padding: 20px;
  border: var(--edge-soft);
  border-radius: var(--radius-md);
  background: var(--fill-soft);
}

.page-news .aside-title {
  margin: 0 0 14px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--mist-grey);
}

.page-news .aside-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .aside-links a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  color: var(--chalk-white);
  font-size: 14.5px;
  text-decoration: none;
  border-bottom: var(--edge-soft);
  transition: color .22s ease, padding-left .22s ease;
}

.page-news .aside-links li:last-child a {
  border-bottom: 0;
}

.page-news .aside-links a:hover,
.page-news .aside-links a:focus-visible {
  color: var(--signal-orange);
  padding-left: 5px;
}

.page-news .aside-links .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--track-green);
}

.page-news .aside-card--accent {
  border-color: rgba(255, 90, 31, .5);
  background: linear-gradient(160deg, rgba(255, 90, 31, .15), rgba(18, 34, 56, .78));
}

.page-news .aside-card--accent p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--chalk-white);
}

.page-news .aside-card--accent .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.page-news .aside-top {
  margin: 0;
  font-size: 13px;
}

.page-news .aside-top a {
  color: var(--mist-grey);
  text-decoration: none;
  transition: color .22s ease;
}

.page-news .aside-top a:hover,
.page-news .aside-top a:focus-visible {
  color: var(--signal-orange);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  position: relative;
  padding: clamp(48px, 8vw, 96px) 0 clamp(58px, 9vw, 112px);
  border-top: var(--edge);
  background: linear-gradient(180deg, transparent, rgba(11, 59, 46, .52) 42%, rgba(11, 59, 46, .82));
}

.page-news .news-cadence::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--track-green), var(--signal-orange), transparent);
}

.page-news .cadence-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(24px, 4vw, 38px);
  background: var(--line-blue);
  border: var(--edge);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-news .cadence-card {
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--deep-space);
}

.page-news .cadence-freq {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--track-green);
}

.page-news .cadence-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.42;
}

.page-news .cadence-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--mist-grey);
}

.page-news .cadence-foot {
  margin: clamp(22px, 3.2vw, 32px) 0 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist-grey);
}

.page-news .cadence-foot a {
  color: var(--signal-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, .4);
  transition: color .22s ease, border-color .22s ease;
}

.page-news .cadence-foot a:hover,
.page-news .cadence-foot a:focus-visible {
  color: var(--orange-glow);
  border-bottom-color: var(--orange-glow);
}

/* ---------- 滚动显现 ---------- */
.page-news .reveal {
  opacity: 1;
}

.js-ready .page-news .reveal {
  opacity: 0;
  transform: translateY(12px);
}

.js-ready .page-news .reveal[data-shown] {
  opacity: 1;
  transform: none;
  transition: opacity .52s ease-out, transform .52s ease-out;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-news .cadence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .topic-item--featured {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
  }

  .page-news .topic-item--featured .topic-thumb {
    height: 100%;
  }

  .page-news .topic-item--featured .topic-thumb img {
    aspect-ratio: 4 / 3;
    height: 100%;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 94%);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-shell {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: minmax(166px, 208px) minmax(0, 1fr) minmax(196px, 248px);
    gap: clamp(28px, 3.2vw, 46px);
    align-items: start;
  }

  .page-news .news-rail,
  .page-news .news-aside {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-news .news-rail {
    border-top: 0;
    padding-top: 0;
    padding-left: 20px;
    border-left: var(--edge);
  }

  .page-news .rail-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-news .rail-list a {
    white-space: normal;
  }
}

@media (min-width: 1080px) {
  .page-news .cadence-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .reveal,
  .js-ready .page-news .reveal,
  .js-ready .page-news .reveal[data-shown] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-news .topic-item,
  .page-news .topic-thumb img,
  .page-news .topic-item::after {
    transition: none;
  }

  .page-news .topic-item:hover {
    transform: none;
  }

  .page-news .topic-item:hover .topic-thumb img {
    transform: none;
  }
}
</main>