.page-news {
  --news-hair: rgba(185, 199, 211, .16);
  --news-hair-strong: rgba(227, 185, 128, .42);
  --news-band: rgba(11, 34, 57, .58);
  --news-shadow: 0 22px 56px -34px rgba(2, 10, 20, .92);
  background: var(--ink-950);
  color: var(--mist-100);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: clip;
  padding-bottom: clamp(1.5rem, 4vw, 3rem);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.02em;
  margin: 0;
}

.page-news p {
  margin: 0;
}

.page-news ul,
.page-news ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news a {
  color: inherit;
}

.page-news :focus-visible {
  outline: 2px solid var(--copper-300);
  outline-offset: 3px;
}

/* 面包屑 */
.page-news .news-crumb {
  border-bottom: 1px solid var(--news-hair);
  padding-block: 1rem;
  background: rgba(6, 20, 37, .6);
}

.page-news .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}

.page-news .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: rgba(185, 199, 211, .42);
}

.page-news .breadcrumb__link {
  color: var(--steel-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .breadcrumb__link:hover {
  color: var(--copper-300);
}

.page-news .breadcrumb__current {
  color: var(--copper-300);
}

/* 页首 */
.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2rem, 6vw, 4.25rem) clamp(2.25rem, 6vw, 4.5rem);
  background:
    radial-gradient(115% 88% at 8% 0%, rgba(23, 62, 92, .95) 0%, rgba(6, 20, 37, 0) 62%),
    linear-gradient(180deg, #08192c 0%, #061425 82%);
}

.page-news .news-masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(185, 199, 211, .07) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(180deg, rgba(185, 199, 211, .07) 0 1px, transparent 1px 96px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
}

.page-news .news-masthead__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
}

.page-news .news-masthead__text {
  display: grid;
  gap: 1.15rem;
  align-content: start;
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .2em;
  color: var(--copper-300);
  text-transform: uppercase;
}

.page-news h1 {
  font-size: clamp(1.85rem, 5.4vw, 3.15rem);
  color: var(--paper-050);
  max-width: 20em;
}

.page-news .news-lede {
  max-width: 34em;
  font-size: clamp(1rem, 2.2vw, 1.06rem);
  line-height: 1.8;
  color: var(--steel-300);
}

.page-news .news-facts {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem 1.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--news-hair);
}

.page-news .news-fact {
  display: flex;
  align-items: baseline;
  gap: .45rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
}

.page-news .news-fact__num {
  font-size: 1.05rem;
  color: var(--copper-300);
}

.page-news .news-fact__label {
  color: var(--steel-300);
}

.page-news .news-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: .35rem;
}

.page-news .news-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--news-hair);
  border-radius: var(--radius-sm);
  background: var(--ink-900);
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  color: transparent;
  font-size: 0;
}

.page-news .news-figure figcaption {
  padding: .6rem .85rem;
  border-top: 1px solid var(--news-hair);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--steel-300);
}

.page-news .news-figure--hero {
  box-shadow: var(--news-shadow);
  border-color: var(--news-hair-strong);
}

/* 章节骨架 */
.page-news .news-section {
  padding-block: clamp(2.15rem, 5.5vw, 3.75rem);
}

.page-news .news-section-head {
  display: grid;
  gap: .55rem;
  max-width: 48rem;
  margin-bottom: clamp(1.25rem, 3vw, 1.9rem);
}

.page-news .news-section-head__index {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--copper-300);
}

.page-news .news-section-head__title {
  font-size: clamp(1.35rem, 3.6vw, 1.95rem);
  color: var(--paper-050);
}

.page-news .news-section-head__desc {
  font-size: .97rem;
  line-height: 1.8;
  color: var(--steel-300);
  max-width: 40em;
}

/* 浅色阅读区 */
.page-news .news-light {
  background: var(--paper-050);
  color: var(--ink-900);
  border-block: 1px solid rgba(6, 20, 37, .1);
}

.page-news .news-light .news-section-head__index {
  color: #8a5f2c;
}

.page-news .news-light .news-section-head__title {
  color: var(--ink-950);
}

.page-news .news-light .news-section-head__desc {
  color: #3a5570;
}

/* 本期摘要 */
.page-news .news-digest__grid {
  display: grid;
  gap: 1px;
  background: rgba(6, 20, 37, .14);
  border-top: 2px solid var(--copper-500);
}

.page-news .news-digest__item {
  display: grid;
  gap: .4rem;
  align-content: start;
  padding: 1.35rem 1.15rem 1.5rem;
  background: var(--paper-050);
}

.page-news .news-digest__num {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  color: #8a5f2c;
}

.page-news .news-digest__title {
  font-size: 1.08rem;
  color: var(--ink-950);
}

.page-news .news-digest__text {
  font-size: .94rem;
  line-height: 1.78;
  color: #3a5570;
}

/* 四类索引 */
.page-news .news-cats {
  display: grid;
  gap: 1px;
  background: var(--news-hair);
  border-top: 2px solid var(--news-hair-strong);
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-cat {
  display: grid;
  gap: .5rem;
  align-content: start;
  padding: 1.3rem 1.15rem 1.45rem;
  background: var(--ink-900);
  text-decoration: none;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-cat:hover {
  background: var(--ink-700);
  transform: translateY(-2px);
}

.page-news .news-cat__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--orange-500);
}

.page-news .news-cat__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.06rem;
  color: var(--paper-050);
}

.page-news .news-cat__desc {
  font-size: .9rem;
  line-height: 1.72;
  color: var(--steel-300);
}

.page-news .news-cat__meta {
  margin-top: .3rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--copper-300);
}

/* 条目列表 */
.page-news .news-board-section {
  background: linear-gradient(180deg, #061425 0%, #081a2d 100%);
}

.page-news .news-board {
  display: grid;
  gap: 2rem;
}

.page-news .news-board__aside {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-news .news-aside-note {
  display: grid;
  gap: .5rem;
  padding: 1.15rem 1.15rem 1.3rem;
  border-left: 2px solid var(--copper-500);
  background: var(--news-band);
}

.page-news .news-aside-note h3 {
  font-size: 1rem;
  color: var(--paper-050);
}

.page-news .news-aside-note p {
  font-size: .89rem;
  line-height: 1.75;
  color: var(--steel-300);
}

.page-news .news-inline-link {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--copper-300);
  text-decoration: none;
  border-bottom: 1px solid var(--line-copper);
  padding-bottom: 2px;
  justify-self: start;
}

.page-news .news-inline-link:hover {
  color: var(--orange-500);
  border-bottom-color: var(--orange-500);
}

.page-news .news-entries {
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-entry {
  border-top: 1px solid var(--news-hair);
}

.page-news .news-entry > summary {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "issue when"
    "title title";
  gap: .3rem .7rem;
  align-items: baseline;
  padding: 1.05rem .35rem 1.05rem 0;
  cursor: pointer;
  list-style: none;
  transition: background var(--dur) var(--ease);
}

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

.page-news .news-entry > summary:hover {
  background: rgba(23, 62, 92, .35);
}

.page-news .news-entry__issue {
  grid-area: issue;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--copper-300);
}

.page-news .news-entry__when {
  grid-area: when;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--steel-300);
  padding: .1rem .5rem;
  border: 1px solid var(--news-hair);
  border-radius: var(--radius-pill);
}

.page-news .news-entry__title {
  grid-area: title;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--paper-050);
}

.page-news .news-entry__chev {
  display: inline-block;
  margin-left: .5rem;
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--orange-500);
}

.page-news .news-entry__chev::before {
  content: "+";
}

.page-news .news-entry[open] .news-entry__chev::before {
  content: "−";
}

.page-news .news-entry[open] > summary {
  background: rgba(23, 62, 92, .45);
}

.page-news .news-entry[open] .news-entry__issue {
  color: var(--orange-500);
}

.page-news .news-entry__body {
  margin: .1rem 0 1.25rem;
  padding: .2rem 0 .2rem .85rem;
  border-left: 2px solid var(--line-copper);
}

.page-news .news-entry__body p {
  max-width: 42em;
  font-size: .93rem;
  line-height: 1.82;
  color: var(--steel-300);
}

/* 版本时间线 */
.page-news .news-terminal {
  background:
    radial-gradient(90% 70% at 88% 0%, rgba(23, 62, 92, .75) 0%, rgba(6, 20, 37, 0) 60%),
    #061425;
  border-top: 1px solid var(--news-hair);
}

.page-news .news-timeline-wrap {
  display: grid;
  gap: 1.75rem;
}

.page-news .news-timeline {
  position: relative;
  padding-left: 1.9rem;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: .42rem;
  top: .7rem;
  bottom: .7rem;
  width: 2px;
  background: linear-gradient(180deg, var(--copper-300) 0%, rgba(185, 134, 75, .12) 100%);
}

.page-news .news-timeline__item {
  position: relative;
  padding: .5rem 0 1.2rem;
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: -1.76rem;
  top: 1.05rem;
  width: .6rem;
  height: .6rem;
  border-radius: 50%;
  background: var(--ink-950);
  border: 2px solid var(--copper-500);
}

.page-news .news-timeline__item--current::before {
  background: var(--teal-400);
  border-color: var(--teal-400);
  box-shadow: 0 0 0 4px rgba(79, 179, 165, .18);
}

.page-news .news-timeline__ver {
  display: block;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--copper-300);
}

.page-news .news-timeline__state {
  display: inline-block;
  margin-top: .3rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  padding: .1rem .5rem;
  border: 1px solid rgba(255, 122, 61, .55);
  border-radius: var(--radius-pill);
  color: var(--orange-500);
}

.page-news .news-timeline__state--done {
  border-color: rgba(79, 179, 165, .5);
  color: var(--teal-400);
}

.page-news .news-timeline__text {
  margin-top: .55rem;
  max-width: 34em;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--steel-300);
}

.page-news .news-timeline-side {
  display: grid;
  gap: .85rem;
  align-content: start;
}

.page-news .news-timeline-side__note {
  font-size: .88rem;
  line-height: 1.76;
  color: var(--steel-300);
  padding-left: .8rem;
  border-left: 2px solid var(--line-copper);
}

/* 三步固定 */
.page-news .news-pin {
  display: grid;
  gap: 1.75rem;
}

.page-news .news-pin__text {
  display: grid;
  gap: .8rem;
  align-content: start;
}

.page-news .news-steps {
  display: grid;
  gap: 1px;
  background: rgba(6, 20, 37, .16);
  margin-top: .5rem;
}

.page-news .news-step {
  counter-increment: newsstep;
  position: relative;
  display: grid;
  gap: .35rem;
  align-content: start;
  padding: 1.2rem 1.1rem 1.3rem;
  background: var(--paper-050);
}

.page-news .news-steps {
  counter-reset: newsstep;
}

.page-news .news-step__num {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .18em;
  color: #8a5f2c;
}

.page-news .news-step__num::before {
  content: counter(newsstep, decimal-leading-zero);
}

.page-news .news-step__title {
  font-size: 1rem;
  color: var(--ink-950);
}

.page-news .news-step__text {
  font-size: .92rem;
  line-height: 1.78;
  color: #3a5570;
}

.page-news .news-pin__figure {
  border-color: var(--news-hair-strong);
  align-self: start;
}

/* 结尾联系 */
.page-news .news-cta {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  padding: clamp(1.4rem, 4vw, 2.5rem);
  border: 1px solid var(--news-hair-strong);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(23, 62, 92, .92) 0%, rgba(6, 20, 37, .96) 78%);
  box-shadow: var(--news-shadow);
}

.page-news .news-cta__title {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--paper-050);
}

.page-news .news-cta__text {
  margin-top: .5rem;
  max-width: 44em;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--steel-300);
}

.page-news .news-cta .btn {
  justify-self: start;
  white-space: nowrap;
}

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

  .page-news .news-cats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
    gap: clamp(2rem, 4vw, 3.5rem);
  }

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

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

  .page-news .news-board {
    grid-template-columns: minmax(0, 1.62fr) minmax(0, .78fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-news .news-board__aside {
    position: sticky;
    top: 1.5rem;
  }

  .page-news .news-entry > summary {
    grid-template-columns: 6.2rem 6.4rem minmax(0, 1fr);
    grid-template-areas: "issue when title";
    gap: .5rem 1rem;
    align-items: baseline;
  }

  .page-news .news-entry__when {
    justify-self: start;
  }

  .page-news .news-timeline-wrap {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-news .news-pin {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(1.75rem, 4vw, 3rem);
    align-items: start;
  }

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

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
  }

  .page-news .news-cta .btn {
    justify-self: end;
  }
}

@media (min-width: 1180px) {
  .page-news .news-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-cat,
  .page-news .news-entry > summary,
  .page-news .news-inline-link,
  .page-news .breadcrumb__link {
    transition: none;
  }

  .page-news .news-cat:hover {
    transform: none;
  }
}
<<<END>>>