.page-news {
  --nw-gap: 24px;
  --nw-band: rgba(31, 58, 46, 0.14);
  background: var(--xy-cream);
  color: var(--xy-green);
  font-family: var(--xy-font-body);
  line-height: 1.75;
  padding-top: 76px;
}

@media (min-width: 900px) {
  .page-news {
    padding-top: 92px;
  }
}

.page-news .nw-container {
  width: 100%;
  max-width: var(--xy-max);
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 768px) {
  .page-news .nw-container {
    padding-inline: 32px;
  }
}

.page-news .nw-h2 {
  font-family: var(--xy-font-display);
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  margin: 10px 0 14px;
  color: var(--xy-green);
}

.page-news .nw-lead {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  color: var(--xy-moss);
  line-height: 1.85;
}

@media (min-width: 768px) {
  .page-news .nw-lead {
    font-size: 16px;
  }
}

.page-news .nw-section {
  padding-block: clamp(48px, 7vw, 88px);
  border-top: 1px solid var(--xy-line);
}

.page-news .nw-crumbs {
  padding-block: 18px 4px;
  background: var(--xy-cream);
}

/* 封面 */
.page-news .nw-cover {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(110% 80% at 88% -10%, rgba(245, 166, 35, 0.26), transparent 62%),
    radial-gradient(90% 90% at -8% 100%, rgba(47, 93, 80, 0.14), transparent 58%),
    var(--xy-cream);
  border-bottom: 1px solid var(--xy-line);
  padding-block: clamp(32px, 5vw, 64px) clamp(40px, 6vw, 72px);
}

.page-news .nw-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, var(--xy-line) 1px, transparent 1px);
  background-size: 72px 100%;
  opacity: 0.5;
  pointer-events: none;
}

.page-news .nw-cover__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

@media (min-width: 900px) {
  .page-news .nw-cover__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

.page-news .nw-cover__title {
  font-family: var(--xy-font-display);
  font-size: clamp(30px, 6.4vw, 54px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.12;
  margin: 12px 0 18px;
  color: var(--xy-green);
}

.page-news .nw-cover__lede {
  margin: 0 0 26px;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--xy-moss);
}

@media (min-width: 768px) {
  .page-news .nw-cover__lede {
    font-size: 17px;
  }
}

.page-news .nw-cover__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding: 16px 0;
  margin-bottom: 26px;
  border-top: 1px solid var(--xy-line-strong);
  border-bottom: 1px solid var(--xy-line-strong);
}

.page-news .nw-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.page-news .nw-stat__num {
  font-family: var(--xy-font-mono);
  font-size: clamp(20px, 3.4vw, 26px);
  font-weight: 600;
  color: var(--xy-orange-deep);
  letter-spacing: 0.02em;
}

.page-news .nw-stat__label {
  font-size: 13px;
  color: var(--xy-moss);
}

.page-news .nw-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .nw-arrow {
  margin-left: 6px;
}

.page-news .nw-cover__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  overflow: hidden;
  background: var(--xy-apricot);
  box-shadow: var(--xy-shadow);
}

.page-news .nw-cover__img,
.page-news .nw-side__figure img,
.page-news .nw-series__figure img,
.page-news .nw-mech__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .nw-cover__cap {
  padding: 10px 16px 12px;
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--xy-green);
  background: var(--xy-apricot);
  border-top: 1px solid var(--xy-line);
}

/* 版本 */
.page-news .nw-version__head {
  max-width: 40em;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-news .nw-version__cards {
  display: grid;
  gap: 18px;
}

@media (min-width: 760px) {
  .page-news .nw-version__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }
}

.page-news .nw-vcard {
  padding: 24px 22px 26px;
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  background: #fff;
  box-shadow: var(--xy-shadow);
}

.page-news .nw-vcard__num {
  display: block;
  font-family: var(--xy-font-mono);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--xy-orange-deep);
  margin-bottom: 14px;
}

.page-news .nw-vcard__label {
  margin: 0 0 8px;
  font-family: var(--xy-font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-news .nw-vcard__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--xy-moss);
}

.page-news .nw-vcard--dark {
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(245, 166, 35, 0.28), transparent 60%),
    var(--xy-green);
  border-color: var(--xy-green);
  color: var(--xy-cream);
}

.page-news .nw-vcard--dark .nw-vcard__label {
  color: var(--xy-cream);
}

.page-news .nw-vcard--dark .nw-vcard__num {
  color: var(--xy-gold);
}

.page-news .nw-vcard--dark .nw-vcard__text {
  color: rgba(251, 247, 239, 0.78);
}

@media (min-width: 760px) {
  .page-news .nw-vcard--offset {
    transform: translateY(26px);
  }
}

/* 栏目筛选与条目 */
.page-news .nw-explorer__head {
  max-width: 42em;
  margin-bottom: clamp(26px, 4vw, 40px);
}

.page-news .nw-explorer__grid {
  display: grid;
  gap: 28px;
}

@media (min-width: 960px) {
  .page-news .nw-explorer__grid {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

.page-news .nw-side {
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  background: rgba(255, 227, 176, 0.28);
  padding: 20px 18px;
}

@media (min-width: 960px) {
  .page-news .nw-side {
    position: sticky;
    top: 96px;
  }
}

.page-news .nw-side__title {
  margin: 0 0 14px;
  font-family: var(--xy-font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--xy-moss);
}

.page-news .nw-side__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .nw-side__item {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--xy-line);
}

.page-news .nw-side__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .nw-side__dot {
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 2px;
  background: var(--xy-orange);
}

.page-news .nw-side__dot--member {
  background: var(--xy-teal);
}

.page-news .nw-side__dot--desktop {
  background: var(--xy-green);
}

.page-news .nw-side__dot--ops {
  background: var(--xy-gold);
}

.page-news .nw-side__dot--help {
  background: var(--xy-moss);
}

.page-news .nw-side__name {
  margin: 0 0 2px;
  font-family: var(--xy-font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-news .nw-side__desc {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--xy-moss);
}

.page-news .nw-side__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius-sm);
  overflow: hidden;
  background: var(--xy-cream);
}

.page-news .nw-side__figure figcaption {
  padding: 8px 12px 10px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--xy-moss);
  border-top: 1px solid var(--xy-line);
}

.page-news .nw-filterbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--xy-line-strong);
  border-radius: var(--xy-radius-sm);
  background: #fff;
  margin-bottom: 8px;
}

.page-news .nw-status {
  margin: 0;
  font-family: var(--xy-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--xy-moss);
}

.page-news .nw-list {
  display: grid;
  gap: 0;
}

.page-news .nw-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 4px 20px 0;
  border-bottom: 1px solid var(--xy-line);
  transition: transform 200ms ease-out, background-color 200ms ease-out;
}

@media (min-width: 640px) {
  .page-news .nw-item {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 18px;
  }
}

.page-news .nw-item:hover {
  transform: translateY(-4px);
}

.page-news .nw-item__no {
  font-family: var(--xy-font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--xy-orange-deep);
  padding-top: 3px;
}

.page-news .nw-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .nw-item__tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--xy-green);
  background: rgba(255, 227, 176, 0.85);
  border: 1px solid rgba(201, 125, 10, 0.28);
}

.page-news .nw-item[data-filter-tags="member"] .nw-item__tag {
  background: rgba(47, 93, 80, 0.12);
  border-color: rgba(47, 93, 80, 0.28);
}

.page-news .nw-item[data-filter-tags="desktop"] .nw-item__tag {
  background: rgba(31, 58, 46, 0.1);
  border-color: rgba(31, 58, 46, 0.24);
}

.page-news .nw-item[data-filter-tags="ops"] .nw-item__tag {
  background: rgba(247, 198, 107, 0.4);
  border-color: rgba(201, 125, 10, 0.24);
}

.page-news .nw-item[data-filter-tags="help"] .nw-item__tag {
  background: rgba(232, 228, 218, 0.9);
  border-color: rgba(91, 102, 94, 0.28);
}

.page-news .nw-item__time {
  font-family: var(--xy-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--xy-moss);
}

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

.page-news .nw-item__title {
  display: block;
  cursor: pointer;
  font-family: var(--xy-font-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--xy-green);
  list-style: none;
}

@media (min-width: 768px) {
  .page-news .nw-item__title {
    font-size: 18px;
  }
}

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

.page-news .nw-item__title::after {
  content: "＋";
  display: inline-block;
  margin-left: 8px;
  font-family: var(--xy-font-mono);
  font-size: 13px;
  color: var(--xy-orange-deep);
}

.page-news .nw-item__more[open] .nw-item__title::after {
  content: "－";
}

.page-news .nw-item__title:focus-visible {
  outline: 2px solid var(--xy-orange);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-news .nw-item__desc {
  margin: 10px 0 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xy-moss);
}

/* 专题系列 */
.page-news .nw-series__grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

@media (min-width: 900px) {
  .page-news .nw-series__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
  }
}

.page-news .nw-series__figure {
  margin: 0;
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  overflow: hidden;
  background: var(--xy-apricot);
  box-shadow: var(--xy-shadow);
}

.page-news .nw-series__cap {
  padding: 10px 16px 12px;
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--xy-green);
  background: rgba(255, 227, 176, 0.9);
  border-top: 1px solid var(--xy-line);
}

.page-news .nw-series__tags {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 560px) {
  .page-news .nw-series__tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-news .nw-tagshape {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--xy-line-strong);
  background: #fff;
  box-shadow: var(--xy-shadow);
}

.page-news .nw-tagshape--a {
  border-radius: 14px 14px 14px 2px;
}

.page-news .nw-tagshape--b {
  border-radius: 2px 14px 14px 14px;
  background: rgba(255, 227, 176, 0.5);
}

.page-news .nw-tagshape--c {
  border-radius: 14px 2px 14px 14px;
  background: var(--xy-green);
  border-color: var(--xy-green);
}

.page-news .nw-tagshape--d {
  border-radius: 14px 14px 2px 14px;
  background: rgba(232, 228, 218, 0.7);
}

.page-news .nw-tagshape__name {
  font-family: var(--xy-font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--xy-green);
}

.page-news .nw-tagshape__note {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--xy-moss);
}

.page-news .nw-tagshape--c .nw-tagshape__name {
  color: var(--xy-cream);
}

.page-news .nw-tagshape--c .nw-tagshape__note {
  color: rgba(251, 247, 239, 0.75);
}

.page-news .nw-series__link {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xy-moss);
}

.page-news .nw-series__link a {
  color: var(--xy-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .nw-series__link a:hover {
  color: var(--xy-teal);
}

/* 更新节奏 */
.page-news .nw-mech__head {
  max-width: 40em;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-news .nw-timeline {
  list-style: none;
  margin: 0 0 clamp(28px, 4vw, 44px);
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--xy-line-strong);
}

@media (min-width: 860px) {
  .page-news .nw-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 0;
    position: relative;
  }

  .page-news .nw-timeline::before {
    content: "";
    position: absolute;
    top: 7px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--xy-line-strong);
  }
}

.page-news .nw-timeline__item {
  position: relative;
  padding: 20px 0 0 24px;
  border-left: 1px solid var(--xy-line);
}

@media (min-width: 860px) {
  .page-news .nw-timeline__item {
    border-left: 0;
    padding: 26px 16px 0 0;
  }
}

.page-news .nw-timeline__tick {
  position: absolute;
  left: -4px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--xy-orange);
  box-shadow: 0 0 0 4px rgba(245, 166, 35, 0.2);
}

@media (min-width: 860px) {
  .page-news .nw-timeline__tick {
    left: 0;
    top: 3px;
  }
}

.page-news .nw-timeline__when {
  margin: 0 0 4px;
  font-family: var(--xy-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--xy-orange-deep);
}

.page-news .nw-timeline__what {
  margin: 0 0 8px;
  font-family: var(--xy-font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--xy-green);
}

.page-news .nw-timeline__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--xy-moss);
}

.page-news .nw-mech__figure {
  margin: 0 0 clamp(26px, 4vw, 40px);
  border: 1px solid var(--xy-line);
  border-radius: var(--xy-radius);
  overflow: hidden;
  background: rgba(255, 227, 176, 0.45);
}

.page-news .nw-mech__cap {
  padding: 10px 16px 12px;
  font-family: var(--xy-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--xy-green);
  border-top: 1px solid var(--xy-line);
}

.page-news .nw-mech__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 22px;
  border-top: 1px solid var(--xy-line-strong);
}

.page-news .nw-mech__text {
  margin: 0;
  flex: 1 1 320px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--xy-moss);
}

.page-news .nw-mech__text a {
  color: var(--xy-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .nw-mech__text a:hover {
  color: var(--xy-teal);
}

@media (prefers-reduced-motion: reduce) {
  .page-news .nw-item {
    transition: none;
  }

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

严格按以下标记顺序输出，每个标记只能出现一次，标记必须是三个尖括号：

从 <main id="main-content" class="page-news"> 开始，到 </main> 结束

当前页面专属 CSS，页面专属选择器全部限定在 .page-news 作用域内