.page-news {
  --news-legacy-line: 1px dashed rgba(201, 106, 82, 0.72);
  --news-teal-line: 1px solid rgba(53, 208, 192, 0.55);
  --news-soft: rgba(201, 212, 226, 0.16);
  background: var(--c-space);
  color: var(--c-paper);
  padding-bottom: clamp(48px, 8vw, 120px);
  overflow-x: hidden;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-news .eyebrow {
  display: inline-block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-teal);
}

.page-news .breadcrumb {
  margin: 0;
  padding-top: clamp(20px, 3vw, 40px);
}

.page-news .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-news .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.6rem;
  color: rgba(143, 163, 191, 0.55);
}

.page-news .breadcrumb a {
  color: var(--c-tianshan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--c-teal);
  border-bottom-color: var(--c-teal);
}

/* ---------- 首屏 ---------- */

.page-news .news-masthead {
  padding: clamp(28px, 5vw, 64px) 0 clamp(32px, 5vw, 64px);
  border-bottom: var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(53, 208, 192, 0.14), transparent 62%),
    linear-gradient(180deg, rgba(18, 41, 74, 0.6), rgba(11, 27, 51, 0) 78%);
}

.page-news .news-masthead h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(2.3rem, 7.2vw, 5rem);
  line-height: 0.98;
  max-width: 20ch;
}

.page-news .news-standfirst {
  margin: 1.25rem 0 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--c-tianshan);
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--c-teal);
}

.page-news .news-meta li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .news-meta li::before {
  content: "";
  width: 18px;
  height: 1px;
  background: rgba(53, 208, 192, 0.6);
}

/* ---------- 三层目录 ---------- */

.page-news .layer-index {
  padding: clamp(40px, 6vw, 88px) 0 clamp(32px, 5vw, 64px);
}

.page-news .layer-index h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.05;
}

.page-news .layer-note {
  margin: 0.9rem 0 0;
  max-width: 52ch;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-news .layers {
  position: relative;
  margin: 2rem 0 0;
  padding: 0 0 0 clamp(12px, 3vw, 28px);
  list-style: none;
}

.page-news .layers::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4rem;
  bottom: 0.4rem;
  width: 1px;
  background: linear-gradient(180deg, rgba(53, 208, 192, 0.55), rgba(201, 212, 226, 0.12));
}

.page-news .layer {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 0.85rem;
  padding: 1rem 0;
  border-bottom: var(--news-soft) solid 1px;
  border-bottom: 1px solid var(--news-soft);
}

.page-news .layer--2 {
  margin-left: clamp(14px, 3.5vw, 44px);
}

.page-news .layer--3 {
  margin-left: clamp(28px, 7vw, 88px);
}

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

.page-news .layer-num {
  align-self: start;
  padding: 0.18rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--c-teal);
  border: var(--news-teal-line);
  border-radius: 2px;
  white-space: nowrap;
}

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

.page-news .layer-name {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-paper);
}

.page-news .layer-desc {
  margin: 0.35rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-news .layer-jump {
  margin: 0.5rem 0 0;
}

.page-news .layer-jump a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 163, 61, 0.4);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-news .layer-jump a:hover,
.page-news .layer-jump a:focus-visible {
  color: var(--c-amber-lit);
  border-bottom-color: var(--c-amber-lit);
}

/* ---------- 本期专题 ---------- */

.page-news .feature {
  padding: clamp(40px, 6vw, 88px) 0;
  border-top: var(--line);
  border-bottom: var(--line);
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.62), rgba(11, 27, 51, 0) 72%);
}

.page-news .feature h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.8rem, 4.4vw, 3.2rem);
  line-height: 1.02;
  max-width: 22ch;
}

.page-news .feature-lead {
  margin: 1.1rem 0 0;
  max-width: 54ch;
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--c-tianshan);
}

.page-news .feature-cover,
.page-news .feature-figure,
.page-news .timeline-figure,
.page-news .further-figure {
  margin: 2rem 0 0;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--c-night);
  overflow: hidden;
}

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

.page-news .feature-cover img {
  aspect-ratio: 14 / 9;
}

.page-news .feature-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .timeline-figure img {
  aspect-ratio: 2 / 1;
}

.page-news .further-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .media__caption {
  display: block;
  padding: 0.7rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--c-mist);
  border-top: var(--line);
}

.page-news .compare {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.page-news .compare-card {
  padding: 1.4rem 1.2rem;
  border-radius: var(--radius);
  background: rgba(6, 16, 31, 0.55);
}

.page-news .compare-card--legacy {
  border: var(--news-legacy-line);
}

.page-news .compare-card--new {
  border: var(--news-teal-line);
}

.page-news .compare-tag {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.22rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--c-legacy);
  border: 1px solid rgba(201, 106, 82, 0.55);
  border-radius: 2px;
}

.page-news .compare-tag--new {
  color: var(--c-teal);
  border-color: rgba(53, 208, 192, 0.55);
}

.page-news .compare-card h3 {
  margin: 0 0 0.9rem;
  font-size: 1.35rem;
  line-height: 1.15;
}

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

.page-news .compare-list li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.7rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-tianshan);
}

.page-news .compare-list li:last-child {
  margin-bottom: 0;
}

.page-news .compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: rgba(143, 163, 191, 0.7);
}

/* ---------- 只看差异 ---------- */

.page-news .diff {
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--news-soft);
}

.page-news .filter-input {
  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 .diff-label {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-tianshan);
  border: 1px solid rgba(201, 212, 226, 0.34);
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 0.14s var(--ease), color 0.14s var(--ease), background 0.14s var(--ease);
}

.page-news .diff-label:hover {
  border-color: var(--c-teal);
  color: var(--c-elec);
}

.page-news #diff-only:focus-visible + .diff-label {
  outline: 2px solid var(--c-teal);
  outline-offset: 3px;
}

.page-news #diff-only:checked + .diff-label {
  border-color: var(--c-teal);
  color: var(--c-teal);
  background: rgba(53, 208, 192, 0.12);
}

.page-news #diff-only:checked + .diff-label::after {
  content: " · 已开启";
  color: var(--c-teal);
}

.page-news .diff-hint {
  margin: 0.7rem 0 1.2rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--c-mist);
}

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

.page-news .diff-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.3rem 0.8rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--news-soft);
}

.page-news .diff-row--head {
  display: none;
}

.page-news .diff-key {
  grid-column: 1 / -1;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-paper);
}

.page-news .diff-old,
.page-news .diff-new {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--c-mist);
}

.page-news .diff-old::before {
  content: "旧 ";
  color: var(--c-legacy);
}

.page-news .diff-new::before {
  content: "新 ";
  color: var(--c-teal);
}

.page-news .diff-flag {
  justify-self: end;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--c-mist);
}

.page-news .diff-row[data-tone="diff"] .diff-flag {
  color: var(--c-amber);
}

.page-news #diff-only:checked ~ .diff-list .diff-row[data-tone="same"] {
  display: none;
}

/* ---------- 栏目索引与条目 ---------- */

.page-news .columns-index {
  padding: clamp(40px, 6vw, 88px) 0;
}

.page-news .columns-index h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.05;
}

.page-news .columns-lead {
  margin: 0.9rem 0 0;
  max-width: 48ch;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-news .filter-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  margin: 1.75rem 0 0;
}

.page-news .filter-chip {
  display: block;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(201, 212, 226, 0.28);
  border-radius: var(--radius);
  background: rgba(18, 41, 74, 0.5);
  cursor: pointer;
  transition: border-color 0.14s var(--ease), background 0.14s var(--ease);
}

.page-news .filter-chip strong {
  display: block;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-paper);
}

.page-news .filter-chip span {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--c-mist);
}

.page-news .filter-chip:hover {
  border-color: rgba(53, 208, 192, 0.55);
}

.page-news #cat-all:checked ~ .filter-bar label[for="cat-all"],
.page-news #cat-release:checked ~ .filter-bar label[for="cat-release"],
.page-news #cat-layout:checked ~ .filter-bar label[for="cat-layout"],
.page-news #cat-review:checked ~ .filter-bar label[for="cat-review"],
.page-news #cat-scene:checked ~ .filter-bar label[for="cat-scene"] {
  border-color: var(--c-teal);
  background: rgba(53, 208, 192, 0.12);
}

.page-news #cat-all:checked ~ .filter-bar label[for="cat-all"] strong,
.page-news #cat-release:checked ~ .filter-bar label[for="cat-release"] strong,
.page-news #cat-layout:checked ~ .filter-bar label[for="cat-layout"] strong,
.page-news #cat-review:checked ~ .filter-bar label[for="cat-review"] strong,
.page-news #cat-scene:checked ~ .filter-bar label[for="cat-scene"] strong {
  color: var(--c-elec);
}

.page-news .filter-input:focus-visible ~ .filter-bar .filter-chip {
  outline: 1px dashed rgba(127, 243, 228, 0.65);
  outline-offset: 3px;
}

.page-news #cat-release:checked ~ .entry-list .entry:not([data-cat="release"]),
.page-news #cat-layout:checked ~ .entry-list .entry:not([data-cat="layout"]),
.page-news #cat-review:checked ~ .entry-list .entry:not([data-cat="review"]),
.page-news #cat-scene:checked ~ .entry-list .entry:not([data-cat="scene"]) {
  display: none;
}

.page-news .entry-list {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .entry {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 0.85rem;
  padding: 1.05rem 0.25rem;
  border-top: 1px solid var(--news-soft);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-news .entry-num {
  padding-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--c-teal);
  white-space: nowrap;
}

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

.page-news .entry-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.7rem;
}

.page-news .entry-title {
  flex: 1 1 100%;
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-paper);
}

.page-news .entry-cat {
  padding: 0.1rem 0.42rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
  border: 1px solid rgba(232, 163, 61, 0.45);
  border-radius: 2px;
}

.page-news .entry-time {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--c-mist);
}

.page-news .entry-summary {
  margin: 0.45rem 0 0;
  font-family: var(--font-body);
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--c-tianshan);
}

/* ---------- 延伸阅读 ---------- */

.page-news .further {
  padding: clamp(36px, 5vw, 72px) 0 0;
  border-top: var(--line);
}

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

.page-news .further h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  line-height: 1.05;
}

.page-news .back-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-teal);
  text-decoration: none;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid rgba(53, 208, 192, 0.45);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .back-link:hover,
.page-news .back-link:focus-visible {
  color: var(--c-elec);
  border-bottom-color: var(--c-elec);
}

.page-news .further-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-news .further-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.35rem 1.2rem;
  border: 1px solid rgba(201, 212, 226, 0.28);
  border-radius: var(--radius);
  background: rgba(18, 41, 74, 0.45);
  text-decoration: none;
  transition: border-color 0.14s var(--ease), background 0.14s var(--ease), transform 0.18s var(--ease);
}

.page-news .further-card:hover,
.page-news .further-card:focus-visible {
  border-color: var(--c-teal);
  background: rgba(53, 208, 192, 0.08);
  transform: translateY(-2px);
}

.page-news .further-kicker {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--c-teal);
}

.page-news .further-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-news .further-desc {
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-news .further-note {
  margin: 1.5rem 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-news .further-note a {
  color: var(--c-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 208, 192, 0.4);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .further-note a:hover,
.page-news .further-note a:focus-visible {
  color: var(--c-elec);
  border-bottom-color: var(--c-elec);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-news .filter-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .further-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .diff-row {
    grid-template-columns: 1.3fr 1fr 1fr auto;
    align-items: center;
    gap: 0.5rem 0.9rem;
  }

  .page-news .diff-key {
    grid-column: auto;
  }

  .page-news .diff-row--head {
    display: grid;
    padding: 0.4rem 0;
  }

  .page-news .diff-row--head span {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(143, 163, 191, 0.7);
  }

  .page-news .diff-old::before,
  .page-news .diff-new::before {
    content: none;
  }
}

@media (min-width: 900px) {
  .page-news .compare {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-news .further-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 1080px) {
  .page-news .filter-bar {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-news .entry {
    grid-template-columns: 68px 1fr;
  }

  .page-news .entry-title {
    flex: 0 1 auto;
  }
}

@media (hover: hover) and (min-width: 1024px) {
  .page-news .entry-summary {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    transition: max-height 0.24s var(--ease), opacity 0.24s var(--ease), margin-top 0.24s var(--ease);
  }

  .page-news .entry:hover .entry-summary,
  .page-news .entry:focus-within .entry-summary {
    max-height: 8rem;
    opacity: 1;
    margin-top: 0.45rem;
  }

  .page-news .entry:hover {
    transform: translateX(4px);
    border-top-color: rgba(53, 208, 192, 0.45);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .page-news .entry:hover,
  .page-news .further-card:hover,
  .page-news .further-card:focus-visible {
    transform: none;
  }
}
<<<END>>>