.page-news {
  --pn-line: rgba(16, 18, 22, 0.13);
  --pn-line-soft: rgba(16, 18, 22, 0.07);
  --pn-line-dark: rgba(201, 210, 227, 0.2);
  --pn-soft-dark: rgba(201, 210, 227, 0.62);
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .n-cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(96px, 13vh, 140px) 0 clamp(46px, 6vh, 76px);
  background:
    radial-gradient(92% 72% at 88% 4%, rgba(91, 63, 214, 0.55), transparent 62%),
    radial-gradient(80% 80% at 6% 110%, rgba(24, 52, 95, 0.95), transparent 70%),
    var(--deep-space);
  color: var(--paper);
  border-bottom: 1px solid var(--pn-line-dark);
}

.page-news .n-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(201, 210, 227, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 210, 227, 0.07) 1px, transparent 1px);
  background-size: 88px 88px;
  pointer-events: none;
}

.page-news .n-cover__orbit {
  position: absolute;
  top: 12%;
  right: -140px;
  width: 420px;
  height: 420px;
  opacity: 0.85;
  pointer-events: none;
}

.page-news .n-cover .breadcrumbs {
  margin-bottom: clamp(38px, 6vh, 68px);
}

.page-news .n-cover .breadcrumbs__link,
.page-news .n-cover .breadcrumbs__current {
  color: var(--pn-soft-dark);
}

.page-news .n-cover .breadcrumbs__link:hover {
  color: var(--signal);
}

.page-news .n-cover__grid {
  display: grid;
  gap: 28px;
}

.page-news .n-cover .index-tag {
  color: var(--silver);
  margin-bottom: 18px;
}

.page-news .n-cover .display {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(42px, 9.2vw, 100px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .n-cover .display strong {
  font-weight: 700;
  background: linear-gradient(96deg, var(--signal) 0%, #ffb08c 46%, var(--silver) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .n-cover__aside {
  border-left: 1px solid var(--pn-line-dark);
  padding-left: 20px;
}

.page-news .n-cover .lede {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.84);
}

.page-news .n-jump {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 69, 0.5);
  padding-bottom: 5px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .n-jump:hover,
.page-news .n-jump:focus-visible {
  color: var(--paper);
  border-color: var(--paper);
}

.page-news .n-cover__meta {
  list-style: none;
  margin: clamp(40px, 6vh, 68px) 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--pn-line-dark);
  display: grid;
  gap: 16px;
}

.page-news .n-cover__meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .n-cover__meta-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pn-soft-dark);
}

.page-news .n-cover__meta-val {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--paper);
}

/* ---------- 头条 ---------- */
.page-news .n-lead {
  padding-top: clamp(52px, 8vw, 96px);
}

.page-news .n-lead__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-news .n-lead__media {
  margin: 0;
}

.page-news .n-lead__copy .index-tag {
  margin-bottom: 16px;
}

.page-news .n-lead__copy .section-title {
  margin: 0 0 20px;
  font-size: clamp(26px, 4.6vw, 40px);
  line-height: 1.14;
  font-weight: 300;
  letter-spacing: -0.01em;
}

.page-news .n-lead__p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

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

.page-news .n-lead__actions .btn--ghost {
  color: var(--ink);
  border-color: var(--pn-line);
}

/* ---------- 更新索引 ---------- */
.page-news .n-index {
  padding-top: clamp(56px, 8vw, 100px);
}

.page-news .n-index__head {
  max-width: 62ch;
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-news .n-index__head .index-tag {
  margin-bottom: 14px;
}

.page-news .n-index__head .section-title {
  margin: 0 0 14px;
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-news .n-index__intro {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .n-index__body {
  display: grid;
  gap: 34px;
}

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

.page-news .n-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pn-line);
}

.page-news .n-cat {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pn-line-soft);
}

.page-news .n-cat__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--clay);
  padding-top: 3px;
}

.page-news .n-cat__name {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}

.page-news .n-cat__text {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

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

.page-news .n-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .n-filter__tab {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--pn-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  border-radius: var(--radius-sharp);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .n-filter__tab:hover {
  border-color: var(--nebula);
  color: var(--nebula);
}

.page-news .n-filter__input:checked + .n-filter__tab {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--ink);
}

.page-news .n-filter__input:focus-visible + .n-filter__tab {
  outline: 2px solid var(--nebula);
  outline-offset: 3px;
}

.page-news .n-filter:has(#ncat-guide:checked) .n-item:not([data-cat="guide"]),
.page-news .n-filter:has(#ncat-device:checked) .n-item:not([data-cat="device"]),
.page-news .n-filter:has(#ncat-overview:checked) .n-item:not([data-cat="overview"]),
.page-news .n-filter:has(#ncat-version:checked) .n-item:not([data-cat="version"]),
.page-news .n-filter:has(#ncat-notice:checked) .n-item:not([data-cat="notice"]),
.page-news .n-filter:has(#ncat-faq:checked) .n-item:not([data-cat="faq"]) {
  display: none;
}

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

.page-news .n-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 22px 0;
  border-top: 1px solid var(--pn-line);
}

.page-news .n-list .n-item:last-child {
  border-bottom: 1px solid var(--pn-line);
}

.page-news .n-item__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver);
  padding-top: 2px;
}

.page-news .n-item__main {
  min-width: 0;
}

.page-news .n-item__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
}

.page-news .n-item__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 3px 8px;
  border: 1px solid currentColor;
  border-radius: var(--radius-sharp);
  color: var(--nebula);
}

.page-news .n-item__tag[data-cat="device"] {
  color: var(--moss);
}

.page-news .n-item__tag[data-cat="version"] {
  color: var(--clay);
}

.page-news .n-item__tag[data-cat="notice"] {
  color: var(--orbit-blue);
}

.page-news .n-item__tag[data-cat="faq"] {
  color: var(--signal);
}

.page-news .n-item__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-news .n-item__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.page-news .n-item__brief {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .n-item__more {
  margin-top: 12px;
}

.page-news .n-item__more summary {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--nebula);
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

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

.page-news .n-item__more summary::before {
  content: "+";
  font-size: 13px;
  line-height: 1;
}

.page-news .n-item__more[open] summary::before {
  content: "−";
}

.page-news .n-item__more p {
  margin: 10px 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--pn-line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 版本节奏 ---------- */
.page-news .n-epochs {
  margin-top: clamp(56px, 8vw, 100px);
  padding-top: clamp(56px, 8vw, 100px);
  padding-bottom: clamp(56px, 8vw, 100px);
  background:
    linear-gradient(180deg, rgba(24, 52, 95, 0.96) 0%, var(--deep-space) 100%);
  color: var(--paper);
}

.page-news .n-epochs__head {
  max-width: 64ch;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-news .n-epochs .index-tag {
  color: var(--signal);
  margin-bottom: 14px;
}

.page-news .n-epochs .section-title {
  margin: 0 0 16px;
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .n-epochs__intro {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.78);
}

.page-news .n-epochs__figure {
  margin: 0 0 clamp(28px, 4vw, 48px);
}

.page-news .n-epochs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-news .n-epoch {
  position: relative;
  padding: 20px 0 20px 26px;
  border-bottom: 1px solid var(--pn-line-dark);
}

.page-news .n-epoch::before {
  content: "";
  position: absolute;
  left: 0;
  top: 30px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--nebula);
  box-shadow: 0 0 0 3px rgba(91, 63, 214, 0.28);
}

.page-news .n-epoch--latest::before {
  background: var(--signal);
  box-shadow: 0 0 0 3px rgba(255, 122, 69, 0.3);
}

.page-news .n-epoch__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--silver);
  margin-bottom: 8px;
}

.page-news .n-epoch__name {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .n-epoch__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.72);
}

.page-news .n-epochs__note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--signal);
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.86);
}

/* ---------- 回访 ---------- */
.page-news .n-return {
  padding-top: clamp(56px, 8vw, 100px);
  padding-bottom: clamp(56px, 8vw, 100px);
}

.page-news .n-return__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-news .n-return__copy .index-tag {
  margin-bottom: 14px;
}

.page-news .n-return__copy .section-title {
  margin: 0 0 16px;
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-news .n-return__p {
  margin: 0 0 26px;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .n-return__links {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pn-line);
}

.page-news .n-return__link {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pn-line-soft);
  text-decoration: none;
  transition: padding-left var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .n-return__link-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--clay);
}

.page-news .n-return__link-val {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .n-return__link:hover,
.page-news .n-return__link:focus-visible {
  padding-left: 10px;
  border-color: var(--signal);
}

.page-news .n-return__link:hover .n-return__link-key,
.page-news .n-return__link:focus-visible .n-return__link-key {
  color: var(--signal);
}

.page-news .n-return__figure {
  margin: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-news .n-cover__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .n-cover__orbit {
    width: 560px;
    height: 560px;
    right: -160px;
  }

  .page-news .n-epochs__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--pn-line-dark);
    gap: 0 26px;
  }

  .page-news .n-epoch {
    padding: 26px 0 22px 22px;
  }

  .page-news .n-epoch::before {
    top: -5px;
  }
}

@media (min-width: 960px) {
  .page-news .n-cover__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 40px;
  }

  .page-news .n-cover__aside {
    padding-left: 28px;
  }

  .page-news .n-lead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-news .n-index__body {
    grid-template-columns: 292px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .n-index__side {
    position: sticky;
    top: 108px;
  }

  .page-news .n-return__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }

  .page-news .n-epochs__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
  }

  .page-news .n-epoch {
    padding: 28px 18px 0 0;
    border-bottom: 0;
    border-right: 1px solid var(--pn-line-dark);
    min-height: 200px;
  }

  .page-news .n-epoch:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .n-jump,
  .page-news .n-filter__tab,
  .page-news .n-return__link {
    transition: none;
  }
}
<<<END>>>