.page-news {
  --pn-card: var(--snow);
  --pn-gap: 16px;
  color: var(--ink);
}

.page-news .breadcrumb {
  margin: 18px 0 14px;
  font-size: 13px;
}

.page-news .chart-note {
  font-variant-numeric: tabular-nums;
}

/* 首屏焦点条 */
.page-news .pn-hero {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--r-xl);
  background: var(--deep);
  color: var(--snow);
  box-shadow: var(--shadow-1);
}

.page-news .pn-hero__media {
  position: relative;
}

.page-news .pn-hero__media img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  opacity: 0.92;
}

.page-news .pn-hero__body {
  position: relative;
  z-index: 1;
  padding: 24px 20px 28px;
}

.page-news .pn-hero__body .eyebrow {
  color: var(--barley);
}

.page-news .pn-hero__body .eyebrow::before {
  background: var(--barley);
}

.page-news .pn-hero h1 {
  margin: 10px 0 12px;
  font-size: clamp(28px, 7vw, 52px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--snow);
}

.page-news .pn-hero__lead {
  max-width: 46ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(247, 250, 255, 0.86);
}

.page-news .pn-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .pn-hero__meta li {
  padding: 5px 11px;
  border: 1px solid var(--line-invert);
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.01em;
  color: rgba(247, 250, 255, 0.9);
}

.page-news .pn-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .pn-hero__actions .btn {
  flex: 1 1 160px;
  text-align: center;
}

/* 宽幅数据条 */
.page-news .pn-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--line);
  overflow: hidden;
}

.page-news .pn-stats .data-strip__cell {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 16px;
  background: var(--snow);
}

.page-news .pn-stats .data-strip__label {
  font-size: 12px;
  color: var(--slate);
}

.page-news .pn-stats .data-strip__value {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--deep);
}

/* 主体布局 */
.page-news .pn-layout {
  display: grid;
  gap: 26px;
  margin-top: 34px;
  padding-bottom: 10px;
}

.page-news .pn-side {
  min-width: 0;
}

.page-news .pn-side__inner {
  display: block;
  padding-bottom: 6px;
}

.page-news .pn-rail {
  display: none;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin: 8px 0 18px;
  font-family: var(--font);
}

.page-news .pn-index {
  display: flex;
  gap: 8px;
  margin: 10px 0 14px;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .pn-index li {
  flex: 0 0 auto;
}

.page-news .pn-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  background: var(--snow);
  color: var(--deep);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-news .pn-index__link:hover,
.page-news .pn-index__link:focus-visible {
  background: var(--deep);
  border-color: var(--deep);
  color: var(--snow);
}

.page-news .pn-index__count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--red);
}

.page-news .pn-index__link:hover .pn-index__count,
.page-news .pn-index__link:focus-visible .pn-index__count {
  color: var(--barley);
}

.page-news .pn-side__more {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--barley);
  color: var(--deep);
  font-size: 13px;
  text-decoration: none;
}

.page-news .pn-side__more:hover,
.page-news .pn-side__more:focus-visible {
  color: var(--red);
  border-color: var(--red);
}

/* 笔记分类区块 */
.page-news .pn-feed {
  min-width: 0;
}

.page-news .pn-block {
  scroll-margin-top: 20px;
  padding-top: 4px;
  margin-bottom: 34px;
  border-top: 2px solid var(--line-strong);
}

.page-news .pn-block:target {
  border-top-color: var(--red);
}

.page-news .pn-block:target .pn-block__title {
  color: var(--red);
}

.page-news .pn-block__head {
  position: relative;
  padding: 14px 0 16px;
}

.page-news .pn-block__title {
  margin: 0 0 6px;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--deep);
}

.page-news .pn-block__desc {
  max-width: 52ch;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .pn-block__count {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 10px;
  border-radius: var(--pill);
  background: var(--ice);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--deep);
}

.page-news .pn-block__head--bare {
  padding-top: 14px;
}

/* 卡片流 */
.page-news .pn-notes {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .pn-note {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pn-card);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-news .pn-note:hover,
.page-news .pn-note:focus-within {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-1);
}

.page-news .pn-note__link {
  display: block;
  padding: 16px 16px 15px;
  color: inherit;
  text-decoration: none;
}

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

.page-news .pn-note__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.01em;
  color: var(--slate);
}

.page-news .pn-note__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-news .pn-note__link:hover .pn-note__title,
.page-news .pn-note__link:focus-visible .pn-note__title {
  color: var(--deep);
}

.page-news .pn-note__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

.page-news .pn-note__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 13px;
  color: var(--deep);
}

.page-news .pn-note__arrow {
  display: inline-block;
  transition: transform 180ms var(--ease);
}

.page-news .pn-note__link:hover .pn-note__arrow,
.page-news .pn-note__link:focus-visible .pn-note__arrow {
  transform: translateX(5px);
}

/* 分类标签 */
.page-news .pn-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.page-news .pn-tag--season {
  background: var(--ice);
  color: var(--deep);
}

.page-news .pn-tag--panel {
  background: var(--deep);
  color: var(--snow);
}

.page-news .pn-tag--weekend {
  background: rgba(200, 16, 46, 0.09);
  border: 1px solid rgba(200, 16, 46, 0.32);
  color: var(--red-deep);
}

.page-news .pn-tag--doc {
  background: rgba(31, 168, 160, 0.13);
  border: 1px solid rgba(31, 168, 160, 0.38);
  color: #0F6B66;
}

/* 周末专题 */
.page-news .pn-weekend {
  display: grid;
  gap: 0;
  margin-bottom: 34px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--ice);
  scroll-margin-top: 20px;
}

.page-news .pn-weekend__media img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.page-news .pn-weekend__body {
  padding: 22px 18px 24px;
}

.page-news .pn-weekend__body .eyebrow::before {
  background: var(--red);
}

.page-news .pn-weekend h2 {
  margin: 8px 0 10px;
  font-size: clamp(24px, 5.4vw, 34px);
  line-height: 1.22;
  color: var(--deep);
}

.page-news .pn-weekend__body > p {
  max-width: 54ch;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.page-news .pn-steps {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .pn-step {
  position: relative;
  padding: 13px 14px 13px 48px;
  border-radius: var(--r-md);
  background: var(--snow);
  border: 1px solid var(--line);
}

.page-news .pn-step__num {
  position: absolute;
  top: 13px;
  left: 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
}

.page-news .pn-step h3 {
  margin: 0 0 4px;
  font-size: 15px;
  color: var(--deep);
}

.page-news .pn-step p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

.page-news .pn-weekend__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-news .pn-weekend__actions .btn {
  flex: 1 1 150px;
  text-align: center;
}

/* 版本与文档 */
.page-news .pn-versions {
  margin-bottom: 34px;
  scroll-margin-top: 20px;
}

.page-news .pn-versions__grid {
  display: grid;
  gap: 16px;
}

.page-news .pn-version-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 2px solid var(--line-strong);
}

.page-news .pn-version {
  position: relative;
  padding: 0 0 18px 20px;
}

.page-news .pn-version::before {
  content: "";
  position: absolute;
  top: 5px;
  left: -7px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--deep);
  border-radius: 50%;
  background: var(--snow);
}

.page-news .pn-version:last-child {
  padding-bottom: 0;
}

.page-news .pn-version:last-child::before {
  background: var(--barley);
  border-color: var(--barley-ink);
}

.page-news .pn-version__year {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--red);
}

.page-news .pn-version__body h3 {
  margin: 4px 0 5px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--deep);
}

.page-news .pn-version__body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--slate);
}

.page-news .pn-versions__media {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--snow);
}

.page-news .pn-versions__media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--r-md);
}

.page-news .pn-versions__media figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

/* 分类索引与回访 */
.page-news .pn-return {
  padding: 22px 18px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--snow);
  scroll-margin-top: 20px;
}

.page-news .pn-return h2 {
  margin: 0 0 16px;
  font-size: clamp(21px, 4.4vw, 28px);
  line-height: 1.3;
  color: var(--deep);
}

.page-news .pn-return__grid {
  display: grid;
  gap: 20px;
}

.page-news .pn-tags ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .pn-tag-link {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  background: var(--ice);
  color: var(--deep);
  font-size: 13px;
  text-decoration: none;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-news .pn-tag-link:hover,
.page-news .pn-tag-link:focus-visible {
  background: var(--sky);
  border-color: var(--sky);
  color: var(--snow);
}

.page-news .pn-entries ul {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .pn-entry {
  padding: 12px 14px;
  border-left: 3px solid var(--barley);
  background: var(--barley-soft);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.page-news .pn-entry a {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 600;
  color: var(--deep);
  text-decoration: none;
}

.page-news .pn-entry a:hover,
.page-news .pn-entry a:focus-visible {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .pn-entry span {
  display: block;
  font-size: 12px;
  line-height: 1.65;
  color: var(--slate);
}

.page-news .pn-return__note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-strong);
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* 焦点可见性 */
.page-news a:focus-visible {
  outline: 3px solid var(--barley);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (min-width: 620px) {
  .page-news .pn-hero__media img {
    height: 240px;
  }

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

  .page-news .pn-notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-news .pn-notes .pn-note:nth-child(even) {
    margin-top: 16px;
  }

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

  .page-news .pn-step {
    padding: 14px;
  }

  .page-news .pn-step__num {
    position: static;
    display: block;
    margin-bottom: 6px;
  }

  .page-news .pn-return__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 900px) {
  .page-news .pn-hero {
    display: flex;
    min-height: 380px;
    align-items: stretch;
  }

  .page-news .pn-hero__media {
    position: absolute;
    inset: 0 0 0 44%;
    clip-path: polygon(16% 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-news .pn-hero__media img {
    height: 100%;
    opacity: 1;
  }

  .page-news .pn-hero__body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 60%;
    padding: 42px 30px 42px 40px;
    background: linear-gradient(100deg, var(--deep) 58%, rgba(18, 62, 140, 0.92) 80%, rgba(18, 62, 140, 0) 100%);
  }

  .page-news .pn-hero__actions .btn {
    flex: 0 0 auto;
  }

  .page-news .pn-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 38px;
    margin-top: 42px;
  }

  .page-news .pn-side__inner {
    position: sticky;
    top: 20px;
  }

  .page-news .pn-rail {
    display: block;
  }

  .page-news .pn-index {
    display: grid;
    gap: 6px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .pn-index li {
    flex: none;
  }

  .page-news .pn-index__link {
    display: flex;
    justify-content: space-between;
    width: 100%;
    border-radius: var(--r-md);
    border-color: transparent;
    background: transparent;
    padding: 9px 12px;
  }

  .page-news .pn-index__link:hover,
  .page-news .pn-index__link:focus-visible {
    border-color: var(--deep);
  }

  .page-news .pn-weekend {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: stretch;
  }

  .page-news .pn-weekend__media img {
    height: 100%;
    min-height: 300px;
  }

  .page-news .pn-weekend__body {
    padding: 28px 30px 30px;
  }

  .page-news .pn-versions__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 24px;
    align-items: start;
  }

  .page-news .pn-return {
    padding: 28px 30px 30px;
  }
}

@media (min-width: 1120px) {
  .page-news .pn-note__link {
    padding: 18px 20px 17px;
  }

  .page-news .pn-note__title {
    font-size: 18px;
  }

  .page-news .pn-hero__body {
    padding-left: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-note,
  .page-news .pn-note__arrow,
  .page-news .pn-index__link,
  .page-news .pn-tag-link {
    transition: none;
  }

  .page-news .pn-note:hover,
  .page-news .pn-note:focus-within {
    transform: none;
  }

  .page-news .pn-note__link:hover .pn-note__arrow,
  .page-news .pn-note__link:focus-visible .pn-note__arrow {
    transform: none;
  }
}
<<<END>>>