.page-news {
  --news-pad: clamp(1.05rem, 4vw, 1.8rem);
  --news-gap: clamp(1.6rem, 4vw, 3rem);
  background: var(--snow);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-news .container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding-left: var(--news-pad);
  padding-right: var(--news-pad);
}

.page-news .section-title {
  margin: 0.5rem 0 0.7rem;
  font-size: clamp(1.5rem, 4.2vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-news .section-note {
  margin: 0 0 1.6rem;
  max-width: 46em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .news-figure {
  margin: 0 0 1.6rem;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(135deg, var(--mist), var(--sand-mist));
  box-shadow: var(--shadow-soft);
}

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

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.4rem, 4vw, 2.2rem) 0 clamp(2.2rem, 6vw, 3.8rem);
  color: var(--snow);
  background:
    radial-gradient(120% 80% at 92% -12%, rgba(224, 122, 63, 0.42), transparent 62%),
    linear-gradient(158deg, var(--lake-deep) 0%, var(--lake) 58%, #16809c 100%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(252, 253, 253, 0.055) 0 1px,
    transparent 1px 26px
  );
  pointer-events: none;
}

.page-news .news-crumb {
  margin-bottom: 1.3rem;
  font-size: 0.82rem;
}

.page-news .news-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-crumb li + li::before {
  content: "/";
  margin-right: 0.4rem;
  opacity: 0.5;
}

.page-news .news-crumb a {
  color: rgba(252, 253, 253, 0.78);
  text-decoration: none;
}

.page-news .news-crumb a:hover {
  color: var(--snow);
}

.page-news .news-crumb li[aria-current="page"] {
  color: var(--snow);
}

.page-news .hero-grid {
  display: grid;
  gap: 1.8rem;
}

.page-news .news-hero .eyebrow {
  color: rgba(252, 253, 253, 0.82);
}

.page-news .news-hero h1 {
  margin: 0.6rem 0 0.9rem;
  font-size: clamp(1.95rem, 6.2vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.page-news .news-hero .lede {
  margin: 0;
  max-width: 38em;
  font-size: clamp(0.95rem, 2.4vw, 1.05rem);
  line-height: 1.85;
  color: rgba(252, 253, 253, 0.84);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-news .news-hero .btn-ghost {
  border-color: rgba(252, 253, 253, 0.48);
  color: var(--snow);
}

.page-news .news-hero .btn-ghost:hover {
  border-color: var(--snow);
  background: rgba(252, 253, 253, 0.12);
}

.page-news .hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.1rem;
  margin: 0;
  padding: 1.15rem 1.2rem;
  border: 1px solid rgba(252, 253, 253, 0.24);
  border-radius: var(--radius-m);
  background: rgba(232, 241, 244, 0.14);
  backdrop-filter: blur(7px);
}

.page-news .hero-facts dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: rgba(252, 253, 253, 0.68);
}

.page-news .hero-facts dd {
  margin: 0.3rem 0 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.35;
}

/* ---------- 栏目导航 ---------- */
.page-news .news-cats {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  background: var(--mist);
}

.page-news .cats-figure {
  margin-bottom: clamp(1.4rem, 3.4vw, 2rem);
}

.page-news .cats-grid {
  gap: 0.9rem;
}

.page-news .cat-card {
  position: relative;
  padding: 1.2rem 1.1rem 1.1rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  border-top: 3px solid var(--lake);
  background: var(--snow);
  box-shadow: var(--shadow-soft);
}

.page-news .cat-card:nth-child(2) {
  border-top-color: var(--sand);
}

.page-news .cat-card:nth-child(3) {
  border-top-color: var(--lake-deep);
}

.page-news .cat-card:nth-child(4) {
  border-top-color: var(--ok);
}

.page-news .cat-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--sand-deep);
}

.page-news .cat-card h3 {
  margin: 0.45rem 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-news .cat-card p {
  margin: 0 0 0.9rem;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-news .cat-meta {
  display: inline-block;
  padding: 0.24rem 0.6rem;
  border-radius: 999px;
  background: var(--sand-mist);
  color: var(--sand-deep);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

/* ---------- 最新条目 ---------- */
.page-news .news-latest {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  background: var(--snow);
}

.page-news .news-filter {
  position: relative;
}

.page-news .news-filter > input[type="radio"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.3rem;
}

.page-news .filter-row .chip {
  display: inline-block;
  padding: 0.38rem 0.85rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--lake-deep);
  background: var(--snow);
  cursor: pointer;
  transition: background 200ms var(--ease), color 200ms var(--ease),
    border-color 200ms var(--ease);
}

.page-news .filter-row .chip:hover {
  border-color: var(--lake);
}

.page-news #nf-all:checked ~ .filter-row label[for="nf-all"],
.page-news #nf-ver:checked ~ .filter-row label[for="nf-ver"],
.page-news #nf-compat:checked ~ .filter-row label[for="nf-compat"],
.page-news #nf-notice:checked ~ .filter-row label[for="nf-notice"],
.page-news #nf-tip:checked ~ .filter-row label[for="nf-tip"] {
  background: var(--lake);
  border-color: var(--lake);
  color: var(--snow);
}

.page-news #nf-ver:checked ~ .entry-list > .entry[data-cat]:not([data-cat="ver"]),
.page-news #nf-compat:checked ~ .entry-list > .entry[data-cat]:not([data-cat="compat"]),
.page-news #nf-notice:checked ~ .entry-list > .entry[data-cat]:not([data-cat="notice"]),
.page-news #nf-tip:checked ~ .entry-list > .entry[data-cat]:not([data-cat="tip"]) {
  display: none;
}

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

.page-news .entry {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.7rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line);
}

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

.page-news .entry-no {
  padding-top: 0.18rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--sand-deep);
}

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

.page-news .entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.42rem;
}

.page-news .entry-time {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-news .entry-time::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sand);
}

.page-news .entry .tag {
  font-size: 0.7rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.page-news .entry .tag-ver {
  background: rgba(15, 110, 140, 0.13);
  color: var(--lake-deep);
}

.page-news .entry .tag-compat {
  background: rgba(169, 73, 28, 0.13);
  color: var(--sand-deep);
}

.page-news .entry .tag-notice {
  background: rgba(201, 122, 24, 0.16);
  color: #8a5410;
}

.page-news .entry .tag-tip {
  background: rgba(46, 139, 107, 0.14);
  color: #1f6a50;
}

.page-news .entry-title {
  margin: 0 0 0.32rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: -0.005em;
}

.page-news .entry-sum {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-news .entry-more {
  padding: 1rem 0 0;
}

.page-news .entry-more summary {
  display: inline-block;
  list-style: none;
  cursor: pointer;
}

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

.page-news .entry-list-more {
  margin-top: 0.6rem;
}

/* ---------- 专题系列 ---------- */
.page-news .news-special {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  background: linear-gradient(172deg, var(--sand-mist) 0%, #fdf3ea 46%, var(--snow) 100%);
}

.page-news .special-figure {
  margin-bottom: clamp(1.4rem, 3.4vw, 2rem);
}

.page-news .special-grid {
  display: grid;
  gap: 1.1rem;
}

.page-news .special-card {
  padding: 1.35rem 1.2rem 1.2rem;
  border-radius: var(--radius-l);
  background: var(--snow);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lift);
}

.page-news .special-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.page-news .special-no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--lake);
}

.page-news .special-card .tag {
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

.page-news .special-card .tag-warn {
  background: rgba(201, 122, 24, 0.16);
  color: #8a5410;
}

.page-news .special-card .tag-ok {
  background: rgba(46, 139, 107, 0.14);
  color: #1f6a50;
}

.page-news .special-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.012em;
  line-height: 1.35;
}

.page-news .special-card p {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .series-list {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--line-strong);
}

.page-news .series-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.87rem;
  line-height: 1.6;
}

.page-news .series-when {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--sand-deep);
  padding-top: 0.12rem;
}

.page-news .special-link {
  display: inline-block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--lake);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 0.12rem;
}

.page-news .special-link:hover {
  color: var(--sand-deep);
  border-bottom-color: var(--sand);
}

/* ---------- 归档 ---------- */
.page-news .news-archive {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  background: var(--mist);
}

.page-news .archive-layout {
  display: grid;
  gap: 1.2rem;
}

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

.page-news .arc-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-start;
}

.page-news .arc {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--snow);
  overflow: hidden;
  transition: flex-basis 220ms var(--ease);
}

.page-news .arc summary {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.42rem 0.9rem;
  cursor: pointer;
  list-style: none;
  white-space: nowrap;
}

.page-news .arc summary::-webkit-details-marker {
  display: none;
}

.page-news .arc-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--lake);
}

.page-news .arc-lbl {
  font-size: 0.74rem;
  color: var(--slate);
}

.page-news .arc-lg .arc-num {
  font-size: 1.02rem;
}

.page-news .arc-md .arc-num {
  font-size: 0.9rem;
}

.page-news .arc-sm {
  border-color: var(--line);
  background: rgba(252, 253, 253, 0.72);
}

.page-news .arc-sm .arc-num {
  font-size: 0.8rem;
  color: var(--slate);
}

.page-news .arc[open] {
  flex-basis: 100%;
  border-radius: var(--radius-m);
  border-color: var(--lake);
}

.page-news .arc-list {
  margin: 0;
  padding: 0.2rem 1rem 0.8rem;
  list-style: none;
}

.page-news .arc-list li {
  padding: 0.42rem 0;
  border-top: 1px dashed var(--line);
  font-size: 0.87rem;
  line-height: 1.65;
  color: var(--ink);
  white-space: normal;
}

/* ---------- 索引异常追踪 ---------- */
.page-news .news-trace {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  color: var(--snow);
  background: linear-gradient(166deg, var(--lake-deep) 0%, #0d3f4a 52%, #12332e 100%);
}

.page-news .news-trace .eyebrow {
  color: rgba(252, 253, 253, 0.78);
}

.page-news .news-trace .section-title {
  color: var(--snow);
}

.page-news .trace-intro {
  color: rgba(252, 253, 253, 0.76);
}

.page-news .trace {
  position: relative;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .trace::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.5rem;
  bottom: 1rem;
  width: 1px;
  background: linear-gradient(
    180deg,
    rgba(252, 253, 253, 0.55),
    rgba(252, 253, 253, 0.12)
  );
}

.page-news .trace-item {
  position: relative;
  padding-left: 1.9rem;
  margin-bottom: 1.1rem;
}

.page-news .trace-dot {
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 2px solid rgba(252, 253, 253, 0.85);
}

.page-news .trace-ok {
  background: var(--ok);
}

.page-news .trace-warn {
  background: var(--warn);
}

.page-news .trace-card {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-s);
  border: 1px solid rgba(252, 253, 253, 0.18);
  background: rgba(252, 253, 253, 0.08);
}

.page-news .trace-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.4rem;
}

.page-news .trace-when {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: rgba(252, 253, 253, 0.72);
}

.page-news .trace-card .tag {
  font-size: 0.68rem;
  padding: 0.16rem 0.55rem;
  border-radius: 999px;
}

.page-news .trace-card .tag-ok {
  background: rgba(46, 139, 107, 0.28);
  color: #b6ecd8;
}

.page-news .trace-card .tag-warn {
  background: rgba(201, 122, 24, 0.28);
  color: #f6d9ac;
}

.page-news .trace-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--snow);
}

.page-news .trace-card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: rgba(252, 253, 253, 0.76);
}

.page-news .trace-tail {
  margin: 1.2rem 0 0;
  padding-left: 1.9rem;
  font-size: 0.86rem;
  line-height: 1.75;
  color: rgba(252, 253, 253, 0.66);
}

/* ---------- 订阅 ---------- */
.page-news .news-sub {
  padding: clamp(2rem, 5.4vw, 3.6rem) 0;
  color: var(--snow);
  background: linear-gradient(142deg, #e5833f 0%, var(--sand) 46%, var(--sand-deep) 100%);
}

.page-news .sub-inner {
  display: grid;
  gap: 1.4rem;
}

.page-news .sub-figure {
  margin: 0;
  border-radius: var(--radius-l);
  box-shadow: 0 26px 54px -32px rgba(18, 51, 46, 0.7);
}

.page-news .sub-figure img {
  aspect-ratio: 4 / 3;
}

.page-news .news-sub .eyebrow {
  color: rgba(252, 253, 253, 0.86);
}

.page-news .news-sub .section-title {
  margin-top: 0.4rem;
  color: var(--snow);
}

.page-news .sub-copy p {
  margin: 0 0 1rem;
  max-width: 42em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(252, 253, 253, 0.9);
}

.page-news .sub-points {
  margin: 0 0 1.4rem;
  padding: 0;
  list-style: none;
}

.page-news .sub-points li {
  position: relative;
  padding-left: 1.15rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(252, 253, 253, 0.9);
}

.page-news .sub-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62rem;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: rgba(252, 253, 253, 0.85);
}

.page-news .sub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-news .btn-snow {
  background: var(--snow);
  color: var(--sand-deep);
  border: 1px solid transparent;
  font-weight: 700;
}

.page-news .btn-snow:hover {
  background: #fff6ef;
}

.page-news .sub-ghost {
  border-color: rgba(252, 253, 253, 0.62);
  color: var(--snow);
}

.page-news .sub-ghost:hover {
  background: rgba(252, 253, 253, 0.14);
  border-color: var(--snow);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-news .cats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .entry {
    grid-template-columns: 2.6rem minmax(0, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
    align-items: end;
    gap: clamp(1.6rem, 4vw, 3rem);
  }

  .page-news .hero-facts {
    padding: 1.35rem 1.4rem;
    gap: 1.2rem 1.5rem;
  }

  .page-news .cats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .special-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem;
  }

  .page-news .archive-layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 2rem;
    align-items: start;
  }

  .page-news .archive-figure {
    position: sticky;
    top: calc(var(--header-h) + 1.4rem);
  }

  .page-news .sub-inner {
    grid-template-columns: minmax(0, 0.62fr) minmax(0, 1fr);
    align-items: center;
    gap: 2.4rem;
  }

  .page-news .trace-item {
    padding-left: 2.2rem;
  }

  .page-news .news-trace::before {
    left: 6px;
  }

  .page-news .trace-tail {
    padding-left: 2.2rem;
    max-width: 46em;
  }
}

@media (min-width: 1100px) {
  .page-news .entry {
    grid-template-columns: 3rem minmax(0, 1fr);
  }

  .page-news .entry-title {
    font-size: 1.06rem;
  }

  .page-news .entry-sum {
    max-width: 56em;
  }
}