.page-news {
  --nw-rail: 132px;
  --nw-rule: #B98CF0;
  background:
    radial-gradient(1100px 520px at 88% -8%, rgba(53, 224, 210, .10), transparent 62%),
    radial-gradient(760px 420px at 2% 24%, rgba(75, 46, 131, .22), transparent 66%),
    var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

.page-news section {
  padding-block: clamp(36px, 6vw, 72px);
}

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

.page-news p {
  margin: 0;
}

.page-news .mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-news .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
  text-transform: uppercase;
  margin: 0 0 10px;
}

/* ---------- 首屏 ---------- */
.page-news .nw-hero {
  padding-block: clamp(24px, 4vw, 44px) clamp(30px, 5vw, 64px);
}

.page-news .nw-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-news .nw-crumbs {
  margin-bottom: 18px;
}

.page-news .nw-hero__title {
  font-size: clamp(34px, 7.4vw, 64px);
  line-height: 1.06;
  font-weight: 900;
  margin: 0 0 16px;
  color: var(--paper);
}

.page-news .nw-hero__lead {
  font-size: var(--step-2);
  line-height: 1.78;
  color: var(--mist);
  max-width: 48ch;
}

.page-news .nw-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 18px 0 0;
  margin: 22px 0 0;
  border-top: 1px solid var(--line);
}

.page-news .nw-hero__facts li {
  font-size: 13px;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-news .nw-hero__facts .mono {
  color: var(--cyan);
  font-size: 15px;
  margin-right: 5px;
}

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

.page-news .nw-hero__actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-news .nw-hero__visual {
  position: relative;
  isolation: isolate;
  margin: 0;
  border: 1px solid var(--line);
}

.page-news .nw-hero__visual::before {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  border: 1px solid var(--line);
  z-index: -1;
}

.page-news .nw-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-news .nw-hero__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  background: var(--paper-edge);
  color: var(--paper-ink);
  font-size: 12px;
  letter-spacing: .06em;
  padding: 6px 12px;
}

/* ---------- 分类筛选 ---------- */
.page-news .nw-filters {
  border-top: 1px solid var(--line);
}

.page-news .nw-filters__head h2 {
  font-size: clamp(24px, 4vw, var(--step-4));
  font-weight: 900;
  margin: 0 0 12px;
}

.page-news .nw-filters__intro {
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--mist);
  max-width: 62ch;
}

.page-news .nw-filters__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

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

.page-news .nw-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--panel);
  color: var(--mist);
  font-size: var(--step-1);
  font-weight: 600;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-news .nw-chip__n {
  font-size: 12px;
  opacity: .8;
}

.page-news .nw-radio:checked + .nw-chip {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--paper-ink);
}

.page-news .nw-radio:focus-visible + .nw-chip {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 时间轴 ---------- */
.page-news .nw-timeline {
  border-top: 1px solid var(--line);
}

.page-news .nw-timeline__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 34px;
}

.page-news .nw-timeline__head h2 {
  font-size: clamp(24px, 4.4vw, var(--step-5));
  font-weight: 900;
  line-height: 1.12;
  margin: 0 0 12px;
}

.page-news .nw-timeline__intro {
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--mist);
  max-width: 58ch;
}

.page-news .nw-timeline__media {
  margin: 0;
}

.page-news .nw-timeline__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-news .nw-timeline__media figcaption {
  font-size: 12px;
  color: var(--mist);
  padding-top: 8px;
}

.page-news .nw-tl {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .nw-tl::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 5px;
  width: 1px;
  background: var(--line);
}

.page-news .nw-tl__item {
  position: relative;
  padding-left: 34px;
  padding-bottom: 30px;
  animation: nw-fade 300ms var(--ease) both;
}

.page-news .nw-tl__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px var(--ink);
}

.page-news .nw-tl__item[data-cat="ver"]::before { background: var(--orange); }
.page-news .nw-tl__item[data-cat="dev"]::before { background: var(--paper-edge); }
.page-news .nw-tl__item[data-cat="rule"]::before { background: var(--nw-rule); }

.page-news .nw-tl__rail {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .nw-tl__ver {
  font-size: var(--step-3);
  font-weight: 700;
  color: var(--paper);
}

.page-news .nw-tl__time {
  font-size: 12px;
  color: var(--mist);
  letter-spacing: .06em;
}

.page-news .nw-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  padding: 3px 9px;
  border: 1px solid var(--line);
  color: var(--mist);
}

.page-news .nw-tag--ver { color: var(--orange); border-color: rgba(255, 122, 47, .55); }
.page-news .nw-tag--new { color: var(--cyan); border-color: rgba(53, 224, 210, .55); }
.page-news .nw-tag--dev { color: var(--paper-edge); border-color: rgba(228, 216, 196, .5); }
.page-news .nw-tag--rule { color: var(--nw-rule); border-color: rgba(185, 140, 240, .55); }

.page-news .nw-tl__title {
  font-size: var(--step-3);
  font-weight: 800;
  line-height: 1.35;
  margin: 10px 0 8px;
}

.page-news .nw-tl__sum {
  font-size: var(--step-2);
  line-height: 1.72;
  color: var(--mist);
  max-width: 64ch;
}

.page-news .nw-more {
  margin-top: 14px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-news .nw-more summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

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

.page-news .nw-more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
}

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

.page-news .nw-more summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-news .nw-more__list {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

.page-news .nw-more__list li { margin-bottom: 6px; }

/* ---------- 历史版本区 ---------- */
.page-news .nw-archive {
  background: var(--wine);
  color: var(--paper);
  border-block: 1px solid rgba(246, 241, 231, .2);
}

.page-news .nw-archive__eyebrow { color: var(--paper-edge); }

.page-news .nw-archive__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 30px;
}

.page-news .nw-archive__head h2 {
  font-size: clamp(24px, 4.4vw, var(--step-5));
  font-weight: 900;
  line-height: 1.12;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-news .nw-archive__intro {
  font-size: var(--step-2);
  line-height: 1.75;
  color: rgba(246, 241, 231, .86);
  max-width: 56ch;
}

.page-news .nw-archive__media {
  margin: 0;
}

.page-news .nw-archive__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border: 1px solid rgba(246, 241, 231, .3);
}

.page-news .nw-archive__groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .nw-group {
  background: var(--paper);
  color: var(--paper-ink);
  padding: 16px 16px 18px;
  border-top: 5px solid var(--paper-edge);
}

.page-news .nw-group__range {
  font-size: var(--step-3);
  font-weight: 700;
  margin: 0;
  color: var(--paper-ink);
}

.page-news .nw-group__desc {
  font-size: 14px;
  line-height: 1.65;
  margin-top: 8px;
  color: rgba(10, 26, 40, .78);
}

.page-news .nw-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 24px;
}

.page-news .nw-path {
  border: 1px solid rgba(246, 241, 231, .28);
  background: rgba(6, 18, 31, .3);
  padding: 16px 18px;
}

.page-news .nw-path__k {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--paper-edge);
  margin: 0;
}

.page-news .nw-path__t {
  font-size: var(--step-3);
  font-weight: 800;
  margin: 8px 0 8px;
  color: var(--paper);
}

.page-news .nw-path__d {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(246, 241, 231, .85);
}

.page-news .nw-scenes {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .nw-scene {
  border-left: 3px solid var(--orange);
  padding-left: 14px;
}

.page-news .nw-scene h3 {
  font-size: var(--step-2);
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--paper);
}

.page-news .nw-scene p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(246, 241, 231, .85);
}

/* ---------- 版本对照 ---------- */
.page-news .nw-diff__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .nw-diff__head h2 {
  font-size: clamp(24px, 4.4vw, var(--step-5));
  font-weight: 900;
  line-height: 1.12;
  margin: 0 0 12px;
}

.page-news .nw-diff__intro {
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--mist);
  max-width: 58ch;
}

.page-news .nw-diff__media {
  margin: 0;
}

.page-news .nw-diff__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-news .nw-diff__switch {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 18px;
}

.page-news .nw-diff__panel {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  animation: nw-fade 300ms var(--ease) both;
}

.page-news .nw-diff__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 16px;
  border-top: 1px solid var(--line);
}

.page-news .nw-diff__row:first-child { border-top: 0; }

.page-news .nw-diff__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--paper-edge);
}

.page-news .nw-diff__cell {
  display: flex;
  gap: 9px;
  font-size: 15px;
  line-height: 1.68;
  color: var(--paper);
}

.page-news .nw-diff__v {
  font-size: 12px;
  color: var(--mist);
  margin-right: 6px;
}

.page-news .nw-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 9px;
}

.page-news .nw-dot--out { background: var(--orange); }
.page-news .nw-dot--in { background: var(--cyan); }

.page-news .nw-diff__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  align-items: center;
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-news .nw-diff__legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .nw-diff__legend .nw-dot { margin-top: 0; }

/* ---------- 更新提醒 ---------- */
.page-news .nw-alert {
  border-left: 6px solid var(--orange);
  background: var(--paper);
  color: var(--paper-ink);
  padding: clamp(20px, 3.4vw, 34px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .nw-alert__eyebrow { color: var(--wine); }

.page-news .nw-alert h2 {
  font-size: clamp(22px, 3.6vw, var(--step-4));
  font-weight: 900;
  line-height: 1.2;
  margin: 0 0 14px;
  color: var(--paper-ink);
}

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

.page-news .nw-alert__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(10, 26, 40, .84);
}

.page-news .nw-alert__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--wine);
}

.page-news .nw-alert__side {
  border-top: 1px solid rgba(10, 26, 40, .2);
  padding-top: 18px;
}

.page-news .nw-alert__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(10, 26, 40, .62);
  margin: 0 0 8px;
}

.page-news .nw-alert__mail {
  font-size: var(--step-2);
  font-weight: 700;
  color: var(--paper-ink);
  border-bottom: 1px solid rgba(10, 26, 40, .35);
  display: inline-block;
  word-break: break-all;
}

.page-news .nw-alert__note {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(10, 26, 40, .78);
  margin: 12px 0 16px;
}

.page-news .nw-alert .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* ---------- 延伸阅读 ---------- */
.page-news .nw-next__head { margin-bottom: 24px; }

.page-news .nw-next__head h2 {
  font-size: clamp(24px, 4.2vw, var(--step-4));
  font-weight: 900;
  line-height: 1.16;
  margin: 0;
}

.page-news .nw-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .nw-next__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--paper);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .nw-next__card:hover,
.page-news .nw-next__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  outline: none;
}

.page-news .nw-next__k {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .nw-next__t {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-news .nw-next__d {
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .nw-next__go {
  margin-top: auto;
  padding-top: 6px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--paper);
}

@keyframes nw-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

@supports selector(:has(*)) {
  .page-news:has(#nw-cat-ver:checked) .nw-tl__item:not([data-cat="ver"]),
  .page-news:has(#nw-cat-new:checked) .nw-tl__item:not([data-cat="new"]),
  .page-news:has(#nw-cat-dev:checked) .nw-tl__item:not([data-cat="dev"]),
  .page-news:has(#nw-cat-rule:checked) .nw-tl__item:not([data-cat="rule"]) {
    display: none;
  }

  .page-news .nw-diff__panel { display: none; }

  .page-news:has(#nw-diff-a:checked) .nw-diff__panel[data-panel="1"],
  .page-news:has(#nw-diff-b:checked) .nw-diff__panel[data-panel="2"],
  .page-news:has(#nw-diff-c:checked) .nw-diff__panel[data-panel="3"] {
    display: grid;
  }
}

@media (min-width: 720px) {
  .page-news .nw-archive__groups { grid-template-columns: repeat(2, 1fr); }
  .page-news .nw-paths { grid-template-columns: repeat(3, 1fr); }
  .page-news .nw-scenes { grid-template-columns: repeat(3, 1fr); }
  .page-news .nw-next { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 860px) {
  .page-news .nw-tl::before {
    left: calc(var(--nw-rail) - 1px);
  }

  .page-news .nw-tl__item {
    display: grid;
    grid-template-columns: var(--nw-rail) 1fr;
    padding-left: 0;
    padding-bottom: 36px;
  }

  .page-news .nw-tl__item::before {
    left: calc(var(--nw-rail) - 11px);
    top: 9px;
  }

  .page-news .nw-tl__rail {
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    padding-right: 28px;
    margin-bottom: 0;
    text-align: right;
  }

  .page-news .nw-tl__body {
    padding-left: 30px;
    border-left: 1px solid transparent;
  }

  .page-news .nw-diff__row {
    grid-template-columns: 150px 1fr 1fr;
    gap: 22px;
    align-items: start;
  }

  .page-news .nw-diff__key { padding-top: 3px; }
}

@media (min-width: 900px) {
  .page-news .nw-hero__inner {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }

  .page-news .nw-timeline__head {
    grid-template-columns: 5fr 7fr;
    gap: 44px;
    align-items: center;
  }

  .page-news .nw-archive__head {
    grid-template-columns: 7fr 5fr;
    gap: 36px;
    align-items: center;
  }

  .page-news .nw-diff__head {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: center;
  }

  .page-news .nw-alert {
    grid-template-columns: 1.5fr 1fr;
    gap: 36px;
    align-items: start;
  }

  .page-news .nw-alert__side {
    border-top: 0;
    border-left: 1px solid rgba(10, 26, 40, .2);
    padding-top: 0;
    padding-left: 28px;
  }
}

@media (min-width: 1080px) {
  .page-news .nw-archive__groups { grid-template-columns: repeat(4, 1fr); }
  .page-news .nw-next { grid-template-columns: repeat(3, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}
<<<END>>>