.page-news {
  --news-rule: rgba(111, 246, 232, 0.16);
  --news-rule-strong: rgba(111, 246, 232, 0.38);
  --news-text-soft: rgba(248, 250, 252, 0.72);
}

/* ---------- 面包屑与首屏 ---------- */
.page-news .breadcrumbs {
  padding-top: clamp(18px, 3vw, 30px);
  padding-bottom: 4px;
  font-size: 0.8125rem;
}

.page-news .news-hero {
  position: relative;
  padding-block: clamp(28px, 5vw, 56px) clamp(32px, 5vw, 64px);
}

.page-news .news-hero-grid {
  row-gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-news .news-hero .display {
  margin: 14px 0 18px;
  max-width: 18ch;
}

.page-news .news-hero .lede {
  max-width: 48ch;
  color: var(--news-text-soft);
}

.page-news .news-hero-note {
  display: none;
}

@media (min-width: 1140px) {
  .page-news .news-hero-note {
    display: block;
    position: absolute;
    right: var(--frame);
    top: clamp(40px, 6vw, 84px);
    color: rgba(111, 246, 232, 0.55);
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.18em;
  }
}

.page-news .news-hero-panel {
  padding: 22px 22px 14px;
  border-radius: 4px;
  border: 1px solid var(--news-rule-strong);
}

.page-news .news-hero-panel .index-tag {
  display: inline-block;
  margin-bottom: 14px;
}

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

.page-news .news-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--news-rule);
}

.page-news .news-facts li:last-child {
  border-bottom: 0;
}

.page-news .news-fact-num {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--cyan-500);
  min-width: 3.6em;
}

.page-news .news-fact-label {
  font-size: 0.8125rem;
  color: var(--news-text-soft);
  letter-spacing: 0.02em;
}

/* ---------- 通用图片容器 ---------- */
.page-news .j-media {
  position: relative;
  overflow: hidden;
  background: var(--ink-700);
  border-radius: 3px;
}

.page-news .j-media[data-ratio="8:3"] {
  aspect-ratio: 8 / 3;
}

.page-news .j-media[data-ratio="10:7"] {
  aspect-ratio: 10 / 7;
}

.page-news .j-media[data-ratio="1:1"] {
  aspect-ratio: 1 / 1;
}

.page-news .j-media[data-ratio="2:1"] {
  aspect-ratio: 2 / 1;
}

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

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

.page-news .j-figure .figure-caption {
  margin-top: 10px;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(248, 250, 252, 0.58);
}

/* ---------- 本期置顶主题带 ---------- */
.page-news .news-feature {
  padding-block: clamp(16px, 3vw, 32px);
}

.page-news .feature-band {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 0;
  border: 1px solid var(--news-rule-strong);
  border-radius: 5px;
  background: linear-gradient(160deg, rgba(19, 41, 75, 0.94), rgba(11, 27, 51, 0.98));
}

.page-news .feature-tilt {
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -46%;
  height: 240px;
  transform: rotate(-3deg);
  background: linear-gradient(90deg, transparent, rgba(0, 229, 208, 0.2) 35%, rgba(255, 122, 26, 0.18) 68%, transparent);
  pointer-events: none;
}

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

.page-news .feature-figure .j-media {
  border-radius: 0;
}

.page-news .feature-body {
  position: relative;
  z-index: 1;
  padding: clamp(24px, 4vw, 40px);
}

.page-news .feature-body .index-tag {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--orange-300);
}

.page-news .feature-body .headline {
  margin: 0 0 14px;
}

.page-news .feature-body p {
  margin: 0 0 22px;
  max-width: 56ch;
  color: var(--news-text-soft);
  line-height: 1.75;
}

.page-news .feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 900px) {
  .page-news .feature-band {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .feature-figure {
    height: 100%;
  }

  .page-news .feature-figure .j-media {
    height: 100%;
    aspect-ratio: auto;
  }
}

/* ---------- 标签筛选条 ---------- */
.page-news .news-stream {
  padding-block: clamp(40px, 6vw, 72px);
}

.page-news .news-stream .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .filter-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--news-rule-strong);
  border-radius: 999px;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--line-100);
  cursor: pointer;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.page-news .filter-chip::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.75;
  transition: background 0.3s var(--ease);
}

.page-news .chip-all::before {
  background: var(--line-100);
}

.page-news .chip-version::before {
  background: var(--cyan-500);
}

.page-news .chip-tip::before {
  background: var(--cyan-300);
}

.page-news .chip-family::before {
  background: var(--orange-500);
}

.page-news .chip-device::before {
  background: var(--orange-300);
}

.page-news .filter-chip:hover {
  border-color: var(--cyan-300);
}

.page-news #tag-all:checked ~ .filter-bar [for="tag-all"],
.page-news #tag-version:checked ~ .filter-bar [for="tag-version"],
.page-news #tag-tip:checked ~ .filter-bar [for="tag-tip"] {
  background: var(--cyan-500);
  border-color: var(--cyan-500);
  color: var(--ink-900);
}

.page-news #tag-family:checked ~ .filter-bar [for="tag-family"],
.page-news #tag-device:checked ~ .filter-bar [for="tag-device"] {
  background: var(--orange-500);
  border-color: var(--orange-500);
  color: var(--ink-900);
}

.page-news #tag-all:checked ~ .filter-bar [for="tag-all"]::before,
.page-news #tag-version:checked ~ .filter-bar [for="tag-version"]::before,
.page-news #tag-tip:checked ~ .filter-bar [for="tag-tip"]::before,
.page-news #tag-family:checked ~ .filter-bar [for="tag-family"]::before,
.page-news #tag-device:checked ~ .filter-bar [for="tag-device"]::before {
  background: var(--ink-900);
  opacity: 0.9;
}

.page-news #tag-all:focus-visible ~ .filter-bar [for="tag-all"],
.page-news #tag-version:focus-visible ~ .filter-bar [for="tag-version"],
.page-news #tag-tip:focus-visible ~ .filter-bar [for="tag-tip"],
.page-news #tag-family:focus-visible ~ .filter-bar [for="tag-family"],
.page-news #tag-device:focus-visible ~ .filter-bar [for="tag-device"] {
  outline: 2px solid var(--cyan-300);
  outline-offset: 2px;
}

.page-news .filter-hint {
  margin: 16px 0 0;
  font-size: 0.6875rem;
  line-height: 2;
  letter-spacing: 0.04em;
  color: rgba(111, 246, 232, 0.5);
}

/* ---------- 条目时间流 ---------- */
.page-news .stream-body {
  margin-top: clamp(24px, 4vw, 40px);
}

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

.page-news .entry {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .entry-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-news .entry-time {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--cyan-300);
}

.page-news .entry-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-left: 3px solid var(--cyan-500);
  border-radius: 2px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  background: rgba(0, 229, 208, 0.12);
  color: var(--cyan-300);
}

.page-news .entry-tip .entry-tag {
  border-left-color: var(--cyan-300);
  background: rgba(111, 246, 232, 0.1);
}

.page-news .entry-family .entry-tag {
  border-left-color: var(--orange-500);
  background: rgba(255, 122, 26, 0.14);
  color: var(--orange-300);
}

.page-news .entry-device .entry-tag {
  border-left-color: var(--orange-300);
  background: rgba(255, 176, 102, 0.12);
  color: var(--orange-300);
}

.page-news .entry-title {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--line-100);
}

.page-news .entry-summary {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--news-text-soft);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  transition: color 0.3s var(--ease);
}

.page-news .entry-byline {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: rgba(111, 246, 232, 0.45);
}

@media (min-width: 860px) {
  .page-news .entry {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 32px;
    padding: 24px 0 24px 22px;
  }

  .page-news .entry-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-news .entry::after {
    content: "";
    position: absolute;
    left: 0;
    top: 24px;
    bottom: 24px;
    width: 3px;
    background: linear-gradient(180deg, var(--cyan-500), var(--orange-500));
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.45s var(--ease);
  }

  .page-news .entry:hover::after,
  .page-news .entry:focus-within::after {
    transform: scaleY(1);
  }

  .page-news .entry:hover .entry-summary,
  .page-news .entry:focus-within .entry-summary {
    -webkit-line-clamp: 2;
    line-clamp: 2;
    color: var(--line-100);
  }
}

/* 纯 CSS 标签筛选 */
.page-news #tag-version:checked ~ .stream-body .entry:not(.entry-version),
.page-news #tag-tip:checked ~ .stream-body .entry:not(.entry-tip),
.page-news #tag-family:checked ~ .stream-body .entry:not(.entry-family),
.page-news #tag-device:checked ~ .stream-body .entry:not(.entry-device) {
  display: none;
}

.page-news .stream-figure {
  margin: clamp(28px, 4vw, 44px) 0;
}

.page-news .stream-figure-wide {
  max-width: 900px;
}

.page-news .stream-figure-square {
  max-width: 460px;
  margin-left: auto;
}

/* ---------- 专题系列（奶油底） ---------- */
.page-news .news-series {
  color: var(--brown-900);
}

.page-news .news-series-grid {
  row-gap: clamp(28px, 4vw, 44px);
}

.page-news .news-series .eyebrow {
  color: rgba(35, 26, 18, 0.6);
}

.page-news .news-series .headline {
  margin: 12px 0 16px;
  color: var(--brown-900);
}

.page-news .news-series-intro {
  margin: 0 0 22px;
  max-width: 42ch;
  line-height: 1.8;
  color: rgba(35, 26, 18, 0.78);
}

.page-news .news-series .btn-ghost {
  color: var(--brown-900);
  border-color: rgba(35, 26, 18, 0.35);
}

.page-news .news-series .btn-ghost:hover {
  border-color: var(--orange-500);
  color: var(--orange-500);
}

.page-news .series-block {
  border-top: 1px solid rgba(35, 26, 18, 0.18);
}

.page-news .series-block:last-of-type {
  border-bottom: 1px solid rgba(35, 26, 18, 0.18);
}

.page-news .series-summary {
  position: relative;
  padding: 16px 0 16px 34px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--brown-900);
}

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

.page-news .series-summary::before {
  content: "+";
  position: absolute;
  left: 2px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 1.125rem;
  line-height: 1;
  color: var(--orange-500);
}

.page-news .series-block[open] .series-summary::before {
  content: "–";
}

.page-news .series-body {
  padding: 0 0 18px 34px;
}

.page-news .series-body p {
  margin: 0 0 10px;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(35, 26, 18, 0.76);
}

.page-news .series-body p:last-child {
  margin-bottom: 0;
}

.page-news .series-figure .j-media {
  background: var(--cream-300);
}

.page-news .series-figure .figure-caption {
  color: rgba(35, 26, 18, 0.6);
}

/* ---------- 怎么不错过更新 ---------- */
.page-news .news-follow {
  padding-block: clamp(40px, 6vw, 76px);
}

.page-news .news-follow-grid {
  row-gap: clamp(24px, 4vw, 40px);
}

.page-news .news-follow-lede {
  margin: 16px 0 0;
  max-width: 40ch;
  color: var(--news-text-soft);
  line-height: 1.75;
}

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

.page-news .follow-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .follow-num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--orange-300);
  letter-spacing: 0.08em;
}

.page-news .follow-item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

.page-news .follow-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

@media (max-width: 759px) {
  .page-news .news-hero .display {
    max-width: none;
    font-size: clamp(1.75rem, 8vw, 2.4rem);
  }

  .page-news .feature-body p {
    max-width: none;
  }

  .page-news .filter-hint {
    letter-spacing: 0.02em;
  }

  .page-news .stream-figure-square {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry::after,
  .page-news .filter-chip,
  .page-news .entry-summary {
    transition: none;
  }

  .page-news .entry::after {
    transform: scaleY(1);
    opacity: 0.35;
  }
}