.page-news {
  --news-gutter: clamp(18px, 5vw, 64px);
  --news-rule: rgba(11, 33, 27, 0.14);
  --news-rule-light: rgba(246, 240, 227, 0.18);
  --news-band: var(--paper-old);
  background: var(--paper);
  color: var(--green-hall);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 18px var(--news-gutter) 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-news .breadcrumb a {
  color: var(--green-field);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease;
}

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

.page-news .breadcrumb span[aria-current="page"] {
  color: var(--green-hall);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(30, 74, 59, 0.85) 0%, rgba(11, 33, 27, 0) 62%),
    var(--green-hall);
  color: var(--paper);
  padding: clamp(28px, 5vw, 60px) 0 clamp(40px, 7vw, 84px);
  overflow: hidden;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--line-amber);
  opacity: 0.5;
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding: 0 var(--news-gutter);
  max-width: var(--w-wide);
  margin: 0 auto;
}

.page-news .news-hero__copy .eyebrow {
  color: var(--amber);
}

.page-news .news-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.2vw, 58px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(246, 240, 227, 0.82);
}

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: rgba(246, 240, 227, 0.68);
}

.page-news .news-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-news .news-hero__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--amber);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-news .news-hero__figure {
  margin: 0;
  position: relative;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--line-amber);
  border-radius: 3px;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-news .news-hero__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--slate);
}

/* ---------- 索引区 ---------- */

.page-news .news-index {
  padding: clamp(44px, 7vw, 88px) 0 clamp(36px, 5vw, 64px);
  background: var(--paper);
}

.page-news .news-index__head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 42px);
}

.page-news .news-index__head h2,
.page-news .news-cat__head h2,
.page-news .news-notes__head h2,
.page-news .news-next h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--green-hall);
}

.page-news .news-index__lede,
.page-news .news-cat__head p,
.page-news .news-notes__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(11, 33, 27, 0.72);
}

.page-news .news-timeline {
  display: flex;
  gap: 0;
  margin: 0 0 clamp(32px, 5vw, 52px);
  padding: 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-news .news-timeline li {
  flex: 0 0 clamp(150px, 21vw, 210px);
  position: relative;
  padding: 26px 22px 0 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-timeline li::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-news .news-timeline li:last-child::before {
  background: var(--orange);
}

.page-news .news-timeline__stage {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--green-field);
}

.page-news .news-timeline__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(11, 33, 27, 0.62);
}

/* ---------- 筛选与编号网格 ---------- */

.page-news .news-filter > input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news .news-filter__bar label {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--green-field);
  background: transparent;
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.page-news .news-filter__bar label:hover {
  border-color: var(--amber);
}

.page-news .news-filter #nf-all:checked ~ .news-filter__bar label[for="nf-all"],
.page-news .news-filter #nf-login:checked ~ .news-filter__bar label[for="nf-login"],
.page-news .news-filter #nf-panel:checked ~ .news-filter__bar label[for="nf-panel"],
.page-news .news-filter #nf-privacy:checked ~ .news-filter__bar label[for="nf-privacy"] {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}

.page-news .news-filter #nf-login:checked ~ .news-grid .case-cell:not(.is-login),
.page-news .news-filter #nf-panel:checked ~ .news-grid .case-cell:not(.is-panel),
.page-news .news-filter #nf-privacy:checked ~ .news-grid .case-cell:not(.is-privacy) {
  display: none;
}

.page-news .news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--news-rule);
  border: 1px solid var(--news-rule);
}

.page-news .case-cell a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 122px;
  padding: 16px 14px 18px;
  background: var(--paper);
  color: inherit;
  text-decoration: none;
  transition: background 200ms ease, transform 200ms ease;
}

.page-news .case-cell a:hover,
.page-news .case-cell a:focus-visible {
  background: var(--paper-old);
}

.page-news .case-cell__no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-news .case-cell__t {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
  color: var(--green-hall);
}

.page-news .case-cell__c {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--wine);
}

/* ---------- 中段横幅图 ---------- */

.page-news .news-band,
.page-news .news-figure {
  margin: clamp(30px, 5vw, 52px) 0 0;
}

.page-news .news-band img,
.page-news .news-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 3px;
  object-fit: cover;
}

.page-news .news-band img {
  aspect-ratio: 14 / 9;
  filter: saturate(0.9);
}

.page-news .news-figure img {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--news-rule);
}

.page-news .news-band figcaption,
.page-news .news-figure figcaption,
.page-news .news-notes__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--slate);
}

/* ---------- 详情区：粘性索引 + 连续阅读 ---------- */

.page-news .news-detail {
  padding: clamp(36px, 6vw, 76px) 0 clamp(44px, 7vw, 88px);
  background: var(--paper-old);
  border-top: 1px solid var(--news-rule);
}

.page-news .news-layout {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}

.page-news .news-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  padding: 14px 0;
  border-block: 1px solid var(--news-rule);
}

.page-news .news-rail__title {
  flex: 0 0 100%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-news .news-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  font-size: 13px;
  color: var(--green-hall);
  text-decoration: none;
  transition: border-color 180ms ease, background 180ms ease;
}

.page-news .news-rail__link span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  border-color: var(--amber);
  background: var(--paper);
}

.page-news .news-rail__link--quiet {
  border-style: dashed;
  color: var(--green-field);
}

.page-news .news-cat + .news-cat {
  margin-top: clamp(44px, 7vw, 78px);
}

.page-news .news-cat__head {
  max-width: 60ch;
  margin-bottom: clamp(18px, 3vw, 28px);
  padding-bottom: 18px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-cat__head .eyebrow {
  color: var(--wine);
}

/* ---------- 案例条目 ---------- */

.page-news .case {
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .case__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.page-news .case__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-news .case h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.4;
  color: var(--green-hall);
}

.page-news .case__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.page-news .case__diff {
  display: grid;
  gap: 1px;
  background: var(--news-rule);
  border: 1px solid var(--news-rule);
}

.page-news .case__side {
  padding: 16px 16px 18px;
  background: var(--paper);
}

.page-news .case__side--new {
  background: var(--paper);
  box-shadow: inset 3px 0 0 var(--green-field);
}

.page-news .case__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--green-field);
}

.page-news .case__side--new .case__label {
  color: var(--orange);
}

.page-news .case__side p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(11, 33, 27, 0.78);
}

.page-news .case__fit {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(11, 33, 27, 0.66);
}

.page-news .case__fit span {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border: 1px solid var(--line-amber);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-news .case__go {
  margin: 12px 0 0;
}

.page-news .case__go a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--green-field);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
}

.page-news .case__go a:hover,
.page-news .case__go a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 版本笔记 ---------- */

.page-news .news-notes {
  padding: clamp(44px, 7vw, 88px) 0;
  background: var(--green-hall);
  color: var(--paper);
}

.page-news .news-notes__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-news .news-notes__head .eyebrow {
  color: var(--amber);
}

.page-news .news-notes__head h2 {
  color: var(--paper);
}

.page-news .news-notes__head p {
  color: rgba(246, 240, 227, 0.76);
  max-width: 52ch;
}

.page-news .news-notes__figure {
  margin: 26px 0 0;
}

.page-news .news-notes__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--news-rule-light);
  border-radius: 3px;
}

.page-news .news-notes__list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--news-rule-light);
  border-top: 1px solid var(--news-rule-light);
  border-bottom: 1px solid var(--news-rule-light);
}

.page-news .note {
  background: var(--green-hall);
}

.page-news .note summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 18px 4px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--paper);
  list-style: none;
}

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

.page-news .note summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--amber);
}

.page-news .note[open] summary::after {
  content: "–";
}

.page-news .note__tag {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--line-amber);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-news .note p {
  margin: 0 0 20px;
  padding-right: 12px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(246, 240, 227, 0.74);
}

/* ---------- 下一步 ---------- */

.page-news .news-next {
  padding: clamp(44px, 7vw, 84px) 0 clamp(48px, 7vw, 90px);
  background: var(--paper);
}

.page-news .news-next .eyebrow {
  color: var(--wine);
}

.page-news .news-next h2 {
  max-width: 24ch;
}

.page-news .news-next__grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-news .news-next__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 24px;
  background: var(--paper-old);
  border-left: 3px solid var(--amber);
  color: inherit;
  text-decoration: none;
  transition: border-color 200ms ease, background 200ms ease;
}

.page-news .news-next__card:hover,
.page-news .news-next__card:focus-visible {
  background: #f2e9d8;
  border-left-color: var(--orange);
}

.page-news .news-next__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--wine);
}

.page-news .news-next__t {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--green-hall);
}

.page-news .news-next__d {
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(11, 33, 27, 0.68);
}

.page-news .news-next__foot {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--news-rule);
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(11, 33, 27, 0.6);
  max-width: 60ch;
}

.page-news .news-next__foot a {
  color: var(--green-field);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}

.page-news .news-next__foot a:hover,
.page-news .news-next__foot a:focus-visible {
  color: var(--orange);
}

/* ---------- 断点 ---------- */

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

  .page-news .case__diff {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 960px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-news .news-hero h1 {
    max-width: 16ch;
  }

  .page-news .news-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 6px;
    padding: 16px 0 0;
    border-top: 2px solid var(--green-hall);
    border-bottom: 0;
  }

  .page-news .news-rail__link {
    justify-content: space-between;
    border: 0;
    border-radius: 0;
    border-bottom: 1px solid var(--news-rule);
    padding: 9px 2px;
  }

  .page-news .news-rail__link:hover,
  .page-news .news-rail__link:focus-visible {
    border-bottom-color: var(--orange);
    background: transparent;
  }

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

  .page-news .news-notes__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-news .news-notes__head {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1180px) {
  .page-news .case-cell a {
    min-height: 136px;
    padding: 18px 18px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .case-cell a,
  .page-news .news-next__card,
  .page-news .news-rail__link,
  .page-news .breadcrumb a {
    transition: none;
  }
}
<<<END>>>