.page-news {
  --cat-version: var(--cyan);
  --cat-docs: var(--amber);
  --cat-service: var(--teal);
  --cat-archive: var(--ember);
  background: var(--ink);
  color: var(--paper);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  padding: clamp(2.2rem, 5vw, 3.4rem) 0 clamp(2.8rem, 7vw, 5rem);
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(47, 224, 200, .11), transparent 60%),
    radial-gradient(90% 85% at 100% 100%, rgba(240, 180, 41, .09), transparent 62%),
    var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 80%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 80%);
}

.page-news .news-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2rem, 4vw, 3.2rem);
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-title {
  margin: .4rem 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.9rem, 9vw, 6.4rem);
  line-height: .94;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-news .news-title-mark {
  display: inline-block;
  width: .2em;
  height: .2em;
  margin-left: .14em;
  border-radius: 4px;
  background: var(--amber);
  transform: translateY(-.6em);
}

.page-news .news-lead {
  margin: clamp(1rem, 2.4vw, 1.7rem) 0 0;
  max-width: 48ch;
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
  line-height: 1.92;
  color: var(--paper);
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: clamp(1.4rem, 3vw, 2.1rem);
}

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

.page-news .news-stat {
  padding: 1rem 1.05rem 1.15rem;
  background: linear-gradient(180deg, var(--hull), var(--hull-deep));
}

.page-news .news-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.85rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--amber);
}

.page-news .news-stat-label {
  display: block;
  margin-top: .45rem;
  font-size: .82rem;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .news-hero-ruler {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background-image: repeating-linear-gradient(to right, var(--line) 0 1px, transparent 1px 16px);
  opacity: .85;
}

@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(268px, .65fr);
    align-items: end;
  }
}

/* ============ 分类筛选带 ============ */
.page-news .news-filters {
  padding: clamp(2.4rem, 5vw, 4rem) 0;
  background: var(--hull-deep);
  border-bottom: 1px solid var(--line);
}

.page-news .filter-grid {
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.8rem);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.page-news .filter-list {
  list-style: none;
  margin: clamp(1rem, 2.4vw, 1.5rem) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(11, 27, 43, .62);
  color: var(--paper);
  font-size: .92rem;
  text-decoration: none;
  transition: transform .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  transform: translateY(-2px);
  border-color: var(--chip-color, var(--cyan));
  background: rgba(47, 224, 200, .08);
}

.page-news .filter-chip--version { --chip-color: var(--cat-version); }
.page-news .filter-chip--docs { --chip-color: var(--cat-docs); }
.page-news .filter-chip--service { --chip-color: var(--cat-service); }
.page-news .filter-chip--archive { --chip-color: var(--cat-archive); }

.page-news .chip-dot {
  width: .6rem;
  height: .6rem;
  border-radius: 2px;
  background: var(--chip-color, var(--cyan));
}

.page-news .chip-count {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .filter-media {
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--hull);
  overflow: hidden;
}

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

@media (min-width: 900px) {
  .page-news .filter-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

/* ============ 条目列表 ============ */
.page-news .news-stream {
  padding: clamp(2.6rem, 5.5vw, 4.4rem) 0 clamp(2rem, 4vw, 3rem);
  background: var(--ink);
}

.page-news .log-list {
  list-style: none;
  margin: clamp(1.6rem, 3vw, 2.4rem) 0 0;
  padding: 0;
}

.page-news .log-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .7rem;
  padding: 1.5rem 0 1.6rem 1.5rem;
  border-left: 1px solid var(--line);
  scroll-margin-top: 6.5rem;
  transition: border-left-color .22s var(--ease);
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 1.72rem;
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cat-color, var(--steel));
  transition: transform .22s var(--ease), background-color .22s var(--ease);
}

.page-news .log-item:hover {
  border-left-color: var(--cat-color, var(--line-cyan));
}

.page-news .log-item:hover::before {
  transform: scale(1.35);
  background: var(--cat-color, var(--cyan));
}

.page-news .log-item--version { --cat-color: var(--cat-version); }
.page-news .log-item--docs { --cat-color: var(--cat-docs); }
.page-news .log-item--service { --cat-color: var(--cat-service); }
.page-news .log-item--archive { --cat-color: var(--cat-archive); }

.page-news .log-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .85rem;
}

.page-news .log-cat {
  display: inline-flex;
  align-items: center;
  gap: .42rem;
  padding: .24rem .66rem .24rem .52rem;
  border: 1px solid var(--cat-color, var(--steel));
  border-radius: var(--r-pill);
  color: var(--cat-color, var(--steel));
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .02em;
}

.page-news .log-dot {
  width: .48rem;
  height: .48rem;
  border-radius: 2px;
  background: currentColor;
}

.page-news .log-code,
.page-news .log-when {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-news .log-when {
  letter-spacing: .02em;
}

.page-news .log-title {
  margin: 0;
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
  font-weight: 800;
  line-height: 1.52;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .log-text {
  margin: .55rem 0 0;
  max-width: 68ch;
  font-size: .97rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .log-accordion {
  margin-top: .9rem;
}

.page-news .log-sub {
  margin: 0;
  font-size: .9rem;
  font-weight: 700;
}

@media (min-width: 760px) {
  .page-news .log-item {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 1.6rem;
    padding: 1.75rem 0 1.8rem 1.8rem;
  }

  .page-news .log-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: .45rem;
    padding-top: .1rem;
  }
}

/* ============ 中部主题带 ============ */
.page-news .news-interlude {
  padding: clamp(2.4rem, 5vw, 4rem) 0;
  background: linear-gradient(180deg, var(--hull-deep), var(--ink));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .interlude-grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.6rem);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.page-news .interlude-media {
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--hull);
  overflow: hidden;
}

.page-news .interlude-copy p {
  margin: .9rem 0 1.4rem;
  max-width: 52ch;
  font-size: 1rem;
  line-height: 1.88;
  color: var(--mist);
}

@media (min-width: 880px) {
  .page-news .interlude-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }
}

/* ============ 改版复盘 ============ */
.page-news .news-retro {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
  background: var(--ink);
}

.page-news .retro-media {
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--hull);
  overflow: hidden;
}

.page-news .retro-track {
  list-style: none;
  margin: clamp(1.8rem, 3.6vw, 2.8rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--line-soft);
  overflow: hidden;
}

.page-news .retro-step {
  position: relative;
  padding: 1.4rem 1.3rem 1.6rem;
  background: var(--hull-deep);
}

.page-news .retro-step::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: var(--amber);
  opacity: .85;
}

.page-news .retro-step:nth-child(2)::before {
  background: var(--teal);
}

.page-news .retro-step:nth-child(3)::before {
  background: var(--cyan);
}

.page-news .retro-step-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-news .retro-step-title {
  margin: .7rem 0 0;
  font-size: 1.04rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper);
}

.page-news .retro-step-text {
  margin: .6rem 0 0;
  font-size: .94rem;
  line-height: 1.82;
  color: var(--mist);
}

@media (min-width: 800px) {
  .page-news .retro-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ============ 下一阶段 ============ */
.page-news .news-next {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
  background: var(--hull-deep);
  border-top: 1px solid var(--line);
}

.page-news .next-grid {
  display: grid;
  gap: clamp(1.6rem, 3.4vw, 2.8rem);
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
}

.page-news .next-media {
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--hull);
  overflow: hidden;
}

.page-news .progress-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.2rem;
}

.page-news .progress-item {
  display: grid;
  gap: .55rem;
}

.page-news .progress-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: .4rem 1rem;
}

.page-news .progress-name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .progress-state {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .progress-bar {
  height: 6px;
  border-radius: var(--r-pill);
  background: rgba(124, 140, 168, .18);
  overflow: hidden;
}

.page-news .progress-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--cyan));
}

.page-news .progress-fill--amber {
  background: linear-gradient(90deg, var(--ember), var(--amber));
}

.page-news .fill-done { width: 100%; }
.page-news .fill-mid { width: 72%; }
.page-news .fill-start { width: 45%; }
.page-news .fill-half { width: 55%; }

.page-news .next-accordion {
  margin-top: clamp(1.8rem, 3.6vw, 2.6rem);
}

.page-news .next-sub {
  margin: 0;
  font-size: .98rem;
  font-weight: 700;
}

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

/* ============ 后续跟进 ============ */
.page-news .news-follow {
  padding: clamp(2.6rem, 5.5vw, 4.6rem) 0 clamp(3rem, 6vw, 5rem);
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.page-news .follow-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(1.5rem, 3vw, 2.2rem);
}

.page-news .follow-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.4rem 1.3rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: linear-gradient(180deg, var(--hull), var(--hull-deep));
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-news .follow-card:hover {
  transform: translateY(-3px);
}

.page-news .follow-card::before {
  content: "";
  position: absolute;
  left: 1.3rem;
  top: 0;
  width: 46px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--accent, var(--cyan));
}

.page-news .follow-card--help { --accent: var(--amber); }
.page-news .follow-card--archive { --accent: var(--teal); }
.page-news .follow-card--contact { --accent: var(--cyan); }

.page-news .follow-card:hover {
  border-color: var(--accent, var(--line-cyan));
}

.page-news .follow-card-title {
  margin: .35rem 0 0;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--paper);
}

.page-news .follow-card-text {
  margin: 0;
  font-size: .95rem;
  line-height: 1.82;
  color: var(--mist);
}

.page-news .follow-contact-line {
  margin: 0;
  font-size: .88rem;
  letter-spacing: .04em;
  color: var(--paper);
  word-break: break-all;
}

.page-news .follow-card .copy-btn {
  align-self: flex-start;
}

.page-news .follow-card-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: .92rem;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: .1rem;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .follow-card-link:hover,
.page-news .follow-card-link:focus-visible {
  color: var(--amber);
  border-color: var(--line-amber);
}

@media (min-width: 720px) {
  .page-news .follow-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ============ 列表收尾 ============ */
.page-news .news-tail {
  margin-top: clamp(1.6rem, 3vw, 2.2rem);
  padding: 1.4rem 1.3rem 1.5rem;
  border: 1px dashed var(--line);
  border-radius: var(--r-m);
  background: rgba(18, 41, 63, .5);
}

.page-news .tail-code {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-news .tail-text {
  margin: .7rem 0 1.1rem;
  max-width: 66ch;
  font-size: .95rem;
  line-height: 1.84;
  color: var(--mist);
}

@media (min-width: 900px) {
  .page-news .news-hero,
  .page-news .news-stream,
  .page-news .news-retro,
  .page-news .news-follow {
    background-attachment: scroll;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .filter-chip,
  .page-news .log-item,
  .page-news .log-item::before,
  .page-news .follow-card {
    transition: none;
  }

  .page-news .filter-chip:hover,
  .page-news .follow-card:hover {
    transform: none;
  }

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