.page-news {
  --news-cat: var(--sage);
  background: var(--night);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news .section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.4vw, 2.35rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 6px 0 12px;
  color: var(--cream);
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neon);
  margin: 0 0 6px;
}

.page-news .lede {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 62ch;
  margin: 0;
}

.page-news .sec-head {
  max-width: 66ch;
  margin-bottom: 26px;
}

.page-news .c-schedule { --news-cat: var(--neon); }
.page-news .c-tags { --news-cat: var(--lamp); }
.page-news .c-version { --news-cat: var(--green-mid); }
.page-news .c-double { --news-cat: var(--yellow); }
.page-news .c-archive { --news-cat: var(--red); }
.page-news .c-faq { --news-cat: var(--sage); }

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 26px 0 44px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 80% at 82% 0%, rgba(200, 255, 61, 0.1), transparent 62%),
    linear-gradient(180deg, #08100c 0%, var(--turf) 68%, var(--night) 100%);
}

.page-news .news-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.26;
}

.page-news .news-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.2) saturate(0.72);
}

.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    rgba(11, 20, 16, 0.55) 0 46px,
    rgba(11, 20, 16, 0) 46px 92px
  );
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--sage);
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-news .breadcrumb__item a {
  color: var(--ink-dim);
  text-decoration: none;
}

.page-news .breadcrumb__item a:hover {
  color: var(--neon);
}

.page-news .news-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 6.6vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  margin: 0 0 16px;
  max-width: 18ch;
  color: var(--cream);
}

.page-news .scoreline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 30px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-news .scoreline__cell {
  background: rgba(11, 20, 16, 0.86);
  padding: 14px 14px 16px;
  display: grid;
  gap: 4px;
  align-content: start;
}

.page-news .score {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5.4vw, 2.3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--lamp);
}

.page-news .scoreline__unit {
  font-size: 0.76rem;
  line-height: 1.45;
  color: var(--sage);
}

/* ---------- 速览 ---------- */
.page-news .news-snapshot {
  padding: 46px 0;
  background: var(--turf);
  border-bottom: 1px solid var(--line);
}

.page-news .snapshot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .snapshot-item {
  background: var(--night);
  padding: 20px 18px 22px;
  display: grid;
  gap: 9px;
  align-content: start;
  border-top: 3px solid var(--line-strong);
}

.page-news .snapshot-item:nth-child(1) { border-top-color: var(--neon); }
.page-news .snapshot-item:nth-child(2) { border-top-color: var(--yellow); }
.page-news .snapshot-item:nth-child(3) { border-top-color: var(--red); }

.page-news .snapshot-item__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--sage);
}

.page-news .snapshot-item__title {
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
  color: var(--cream);
}

.page-news .snapshot-item p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0;
}

.page-news .status {
  justify-self: start;
  margin-top: 2px;
}

/* ---------- 笔记流 ---------- */
.page-news .news-flow {
  padding: 48px 0 52px;
  background: var(--night);
  border-bottom: 1px solid var(--line);
}

.page-news .flow-grid {
  display: grid;
  gap: 26px;
}

.page-news .flow-rail {
  min-width: 0;
}

.page-news .flow-rail__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sage);
  margin: 0 0 12px;
}

.page-news .rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  border-left: 1px solid var(--line-strong);
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .rail-list li {
  position: relative;
  flex: 0 0 auto;
  margin: 0;
  padding-bottom: 2px;
}

.page-news .rail-list li::before {
  display: none;
}

.page-news .rail-list a {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
  color: var(--ink-dim);
  text-decoration: none;
  white-space: nowrap;
  padding: 2px 0;
  transition: color 0.16s var(--ease);
}

.page-news .rail-list a:hover,
.page-news .rail-list a:focus-visible {
  color: var(--neon);
}

.page-news .flow-main {
  min-width: 0;
}

.page-news .filters__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-news .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-news .chip {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink-dim);
  background: transparent;
  cursor: pointer;
  user-select: none;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background 0.16s var(--ease);
}

.page-news .chip:hover {
  color: var(--cream);
  border-color: var(--neon);
}

.page-news #cat-all:checked ~ .chips [for="cat-all"],
.page-news #cat-schedule:checked ~ .chips [for="cat-schedule"],
.page-news #cat-tags:checked ~ .chips [for="cat-tags"],
.page-news #cat-version:checked ~ .chips [for="cat-version"],
.page-news #cat-double:checked ~ .chips [for="cat-double"],
.page-news #cat-archive:checked ~ .chips [for="cat-archive"],
.page-news #cat-faq:checked ~ .chips [for="cat-faq"] {
  background: var(--neon);
  border-color: var(--neon);
  color: #08100c;
  font-weight: 700;
}

.page-news #cat-schedule:checked ~ .notes-list .note:not(.c-schedule),
.page-news #cat-tags:checked ~ .notes-list .note:not(.c-tags),
.page-news #cat-version:checked ~ .notes-list .note:not(.c-version),
.page-news #cat-double:checked ~ .notes-list .note:not(.c-double),
.page-news #cat-archive:checked ~ .notes-list .note:not(.c-archive),
.page-news #cat-faq:checked ~ .notes-list .note:not(.c-faq) {
  display: none;
}

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

.page-news .note {
  position: relative;
  padding: 20px 14px 22px 18px;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s var(--ease);
  scroll-margin-top: 90px;
}

.page-news .note::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: transparent;
  transition: background 0.2s var(--ease);
}

.page-news .note:hover,
.page-news .note:focus-within {
  background: rgba(200, 255, 61, 0.035);
}

.page-news .note:hover::before,
.page-news .note:focus-within::before {
  background: var(--neon);
}

.page-news .note__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .note__idx {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--news-cat);
}

.page-news .note__cat {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--news-cat);
  border: 1px solid currentColor;
  border-radius: 3px;
  padding: 1px 6px;
  opacity: 0.9;
}

.page-news .note__time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--sage);
  margin-left: auto;
}

.page-news .note__title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.42;
  margin: 0 0 8px;
  color: var(--cream);
}

.page-news .note__summary {
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--ink-dim);
  margin: 0;
}

.page-news .note__more {
  margin-top: 12px;
}

.page-news .note__more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--neon);
}

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

.page-news .note__more summary::after {
  content: "+";
  font-size: 0.86rem;
  line-height: 1;
}

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

.page-news .note__body {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 1px solid var(--line-strong);
}

.page-news .note__body p {
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--sage);
  margin: 0;
}

.page-news .flow-foot {
  margin: 22px 0 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--sage);
}

.page-news .flow-foot a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 61, 0.4);
}

.page-news .flow-foot a:hover {
  border-bottom-color: var(--neon);
}

/* ---------- 分类索引 ---------- */
.page-news .news-index {
  padding: 48px 0 52px;
  background: linear-gradient(180deg, var(--turf) 0%, var(--night) 100%);
  border-bottom: 1px solid var(--line);
}

.page-news .index-grid {
  display: grid;
  gap: 24px;
}

.page-news .cat-grid {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-news .cat-card {
  display: grid;
  gap: 6px;
  padding: 15px 16px 17px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--news-cat);
  border-radius: var(--r-sm);
  background: rgba(11, 20, 16, 0.6);
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s var(--ease), background 0.18s var(--ease);
}

.page-news .cat-card:hover,
.page-news .cat-card:focus-visible {
  transform: translateX(3px);
  background: rgba(200, 255, 61, 0.06);
}

.page-news .cat-card__label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--news-cat);
}

.page-news .cat-card__desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--ink-dim);
}

.page-news .shot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--turf);
}

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

.page-news .shot__cap {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--sage);
  padding: 9px 12px;
  border-top: 1px solid var(--line);
  background: rgba(11, 20, 16, 0.75);
}

.page-news .shot--wide {
  margin-top: 22px;
}

/* ---------- 版本记录 ---------- */
.page-news .news-versions {
  padding: 48px 0 52px;
  background: var(--night);
  border-bottom: 1px solid var(--line);
}

.page-news .version-grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-news .version-track {
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-news .version-item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 16px 0 18px;
  border-bottom: 1px dashed var(--line-strong);
}

.page-news .version-item:first-child {
  border-top: 1px dashed var(--line-strong);
}

.page-news .version-item__year {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lamp);
  padding-top: 2px;
}

.page-news .version-item__title {
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--cream);
}

.page-news .version-item p {
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--ink-dim);
  margin: 0;
}

.page-news .version-item.is-current {
  border-left: 3px solid var(--neon);
  padding-left: 14px;
  background: rgba(200, 255, 61, 0.05);
}

.page-news .version-item.is-current .version-item__year {
  color: var(--neon);
}

/* ---------- 维护节奏 ---------- */
.page-news .news-cadence {
  padding: 48px 0 56px;
  background: var(--umber);
}

.page-news .cadence-grid {
  display: grid;
  gap: 1px;
  background: rgba(244, 235, 211, 0.16);
  border: 1px solid rgba(244, 235, 211, 0.16);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .cadence-cell {
  background: #221811;
  padding: 20px 18px 22px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-news .cadence-cell__num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lamp);
}

.page-news .cadence-cell p {
  font-size: 0.86rem;
  line-height: 1.72;
  color: #D8CFB8;
  margin: 0;
}

.page-news .cadence-cta {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(244, 235, 211, 0.16);
}

.page-news .cadence-cta > p:first-child {
  font-size: 0.92rem;
  line-height: 1.75;
  color: #D8CFB8;
  margin: 0 0 16px;
  max-width: 58ch;
}

.page-news .cadence-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.page-news .cadence-cta .btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 11px 20px;
  border-radius: var(--r-sm);
  text-decoration: none;
  transition: transform 0.16s var(--ease), background 0.16s var(--ease), color 0.16s var(--ease);
}

.page-news .cadence-cta .btn--neon {
  background: var(--neon);
  color: #08100c;
  font-weight: 700;
}

.page-news .cadence-cta .btn--neon:hover {
  transform: translateY(-2px);
}

.page-news .cadence-cta .btn--line {
  border: 1px solid rgba(244, 235, 211, 0.34);
  color: var(--cream);
}

.page-news .cadence-cta .btn--line:hover {
  border-color: var(--neon);
  color: var(--neon);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .cadence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-news .scoreline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .news-hero {
    padding: 34px 0 56px;
  }
  .page-news .note {
    padding: 22px 20px 24px 24px;
  }
}

@media (min-width: 900px) {
  .page-news .news-snapshot,
  .page-news .news-flow,
  .page-news .news-index,
  .page-news .news-versions,
  .page-news .news-cadence {
    padding-top: 64px;
    padding-bottom: 68px;
  }

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

  .page-news .flow-grid {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .flow-rail {
    position: sticky;
    top: 88px;
    align-self: start;
  }

  .page-news .rail-list {
    display: block;
    padding: 0 0 0 18px;
    overflow: visible;
  }

  .page-news .rail-list li {
    margin-bottom: 16px;
  }

  .page-news .rail-list li::before {
    display: block;
    content: "";
    position: absolute;
    left: -22px;
    top: 6px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--night);
    border: 1px solid var(--line-strong);
  }

  .page-news .rail-list li:first-child::before {
    background: var(--neon);
    border-color: var(--neon);
    box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.18);
  }

  .page-news .index-grid {
    grid-template-columns: minmax(0, 1fr) 288px;
    gap: 30px;
    align-items: start;
  }

  .page-news .version-grid {
    grid-template-columns: minmax(0, 1fr) 372px;
    gap: 40px;
  }

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

@media (min-width: 1180px) {
  .page-news .flow-grid {
    grid-template-columns: 184px minmax(0, 1fr);
    gap: 56px;
  }
  .page-news .index-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note,
  .page-news .note::before,
  .page-news .cat-card,
  .page-news .chip,
  .page-news .cadence-cta .btn {
    transition: none;
  }
  .page-news .cat-card:hover {
    transform: none;
  }
  .page-news .cadence-cta .btn--neon:hover {
    transform: none;
  }
}