.page-news {
  --news-side-w: 196px;
  --news-gap: 24px;
  background: var(--ag-cream);
  color: var(--ag-body);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .news-crumb {
  padding-block: 14px 0;
}

/* 首屏框景 */
.page-news .news-masthead {
  padding-block: 18px 8px;
}

.page-news .news-masthead__frame {
  position: relative;
  display: grid;
  gap: 20px;
  padding: 22px 18px 24px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(150deg, var(--ag-cream) 0%, var(--ag-mist) 100%);
  overflow: hidden;
}

.page-news .news-masthead__frame::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: repeating-linear-gradient(180deg, var(--ag-green) 0 14px, transparent 14px 26px);
}

.page-news .news-masthead__frame::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: repeating-linear-gradient(135deg, rgba(31, 111, 92, 0.14) 0 1px, transparent 1px 9px);
  pointer-events: none;
}

.page-news .news-masthead__index {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: flex-start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-masthead__index .index-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--ag-green);
}

.page-news .news-masthead__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
}

.page-news .news-masthead__fact {
  display: grid;
  gap: 2px;
  padding-left: 10px;
  border-left: 2px solid var(--ag-sand);
  font-size: 13px;
  line-height: 1.5;
}

.page-news .news-masthead__fact .mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ag-deep);
  letter-spacing: 0.04em;
}

.page-news .news-masthead__fact span:last-child {
  color: var(--ag-stone);
}

.page-news .news-masthead__body h1 {
  margin: 8px 0 0;
  font-size: clamp(1.75rem, 5.2vw, 3.1rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ag-deep);
}

.page-news .news-masthead__body .lead {
  margin-top: 14px;
  max-width: 62ch;
  color: var(--ag-body);
}

.page-news .news-masthead__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* 本期头条 */
.page-news .news-headline {
  padding-block: 36px 14px;
}

.page-news .news-headline__grid {
  display: grid;
  gap: 22px;
  margin-top: 14px;
}

.page-news .lead-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--ag-deep);
  color: var(--ag-cream);
  clip-path: var(--chamfer);
}

.page-news .lead-card__media {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-news .lead-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
}

.page-news .lead-card__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: repeating-linear-gradient(135deg, rgba(244, 239, 230, 0.1) 0 1px, transparent 1px 12px);
}

.page-news .lead-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, rgba(15, 42, 36, 0) 45%, rgba(15, 42, 36, 0.92) 100%);
}

.page-news .lead-card__body {
  display: grid;
  gap: 12px;
  padding: 20px 18px 26px;
}

.page-news .lead-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(244, 239, 230, 0.7);
}

.page-news .lead-card__title {
  margin: 0;
  font-size: clamp(1.3rem, 3.6vw, 1.95rem);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ag-cream);
}

.page-news .lead-card__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.84);
}

.page-news .lead-card .btn {
  justify-self: start;
  margin-top: 6px;
}

.page-news .quick__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ag-stone);
  text-transform: uppercase;
}

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

.page-news .quick-item {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

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

.page-news .quick-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ag-stone);
}

.page-news .quick-item__head .mono {
  font-weight: 700;
  color: var(--ag-green);
  letter-spacing: 0.04em;
}

.page-news .quick-item__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ag-deep);
}

/* 标签补充样式 */
.page-news .tag-archive {
  background: rgba(185, 138, 90, 0.18);
  color: #7a5426;
  box-shadow: inset 0 0 0 1px rgba(185, 138, 90, 0.5);
}

.page-news .tag-tip {
  background: rgba(92, 102, 98, 0.14);
  color: #3f4844;
  box-shadow: inset 0 0 0 1px rgba(92, 102, 98, 0.36);
}

/* 目录列表 */
.page-news .news-feed-section {
  padding-block: 26px 8px;
}

.page-news .news-layout {
  display: grid;
  gap: 26px;
}

.page-news .news-side__inner {
  display: block;
}

.page-news .news-side__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--ag-stone);
  text-transform: uppercase;
}

.page-news .side-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-news .side-nav__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px 7px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ag-deep);
  text-decoration: none;
  background: rgba(31, 111, 92, 0.07);
  border-left: 2px solid var(--line-strong);
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.page-news .side-nav__link .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ag-stone);
}

.page-news .side-nav__link:hover,
.page-news .side-nav__link:focus-visible {
  background: rgba(31, 111, 92, 0.16);
  border-left-color: var(--ag-green);
}

.page-news .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.page-news .chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ag-stone);
  background: var(--ag-mist);
  clip-path: polygon(7px 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.page-news .feed-head {
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ag-deep);
}

.page-news .feed-head h2 {
  margin: 0 0 6px;
  color: var(--ag-deep);
}

.page-news .feed-head p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ag-stone);
}

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

.page-news .feed-item {
  display: grid;
  gap: 6px;
  padding: 18px 10px 18px 8px;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.2s ease;
}

.page-news .feed-item:hover {
  background: rgba(31, 111, 92, 0.05);
}

.page-news .feed-item__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--ag-green);
}

.page-news .feed-item__body {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.page-news .feed-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .feed-item__meta .timestamp {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ag-stone);
}

.page-news .feed-item__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--ag-deep);
}

.page-news .feed-item__summary {
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ag-stone);
}

.page-news .feed-item__link {
  justify-self: start;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ag-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 111, 92, 0.4);
  padding-bottom: 1px;
}

.page-news .feed-item__link:hover,
.page-news .feed-item__link:focus-visible {
  color: var(--ag-signal);
  border-bottom-color: var(--ag-signal);
}

/* 专题系列 */
.page-news .news-series {
  margin-top: 34px;
  padding-block: 42px 48px;
  background: var(--ag-mist);
}

.page-news .news-series h2 {
  margin: 6px 0 0;
  color: var(--ag-deep);
}

.page-news .news-series__lead {
  max-width: 64ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ag-body);
}

.page-news .series-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  background: var(--ag-cream);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-news .series-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.page-news .series-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .series-card__body {
  display: grid;
  gap: 8px;
  padding: 18px 16px 20px;
}

.page-news .series-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ag-stone);
}

.page-news .series-card__title {
  margin: 0;
  font-size: 17.5px;
  line-height: 1.45;
  font-weight: 800;
  color: var(--ag-deep);
}

.page-news .series-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ag-stone);
}

/* 归档横幅 */
.page-news .news-archive {
  padding-block: 44px 10px;
}

.page-news .news-archive__panel {
  display: grid;
  gap: 0;
  overflow: hidden;
  background: var(--ag-ink);
  color: var(--ag-cream);
  clip-path: var(--chamfer);
}

.page-news .news-archive__text {
  padding: 26px 20px 28px;
}

.page-news .news-archive__text h2 {
  margin: 8px 0 0;
  color: var(--ag-cream);
}

.page-news .news-archive__text p {
  margin: 12px 0 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.82);
}

.page-news .news-archive__media {
  overflow: hidden;
}

.page-news .news-archive__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
}

/* 订阅与回看 */
.page-news .news-subscribe {
  padding-block: 42px 54px;
}

.page-news .news-subscribe__grid {
  display: grid;
  gap: 22px;
}

.page-news .news-subscribe__intro h2 {
  margin: 8px 0 0;
  color: var(--ag-deep);
}

.page-news .news-subscribe__intro p {
  max-width: 58ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ag-body);
}

.page-news .news-subscribe__card {
  display: grid;
  gap: 10px;
  padding: 22px 18px;
  background: var(--ag-cream);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--ag-sand);
}

.page-news .news-subscribe__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ag-deep);
}

.page-news .news-subscribe__row .mono {
  min-width: 2.6em;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ag-stone);
}

.page-news .news-subscribe__note {
  margin: 4px 0 6px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ag-stone);
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 620px) {
  .page-news .news-masthead__frame {
    padding: 28px 26px 30px;
  }

  .page-news .series-card__body {
    padding: 20px 20px 22px;
  }

  .page-news .news-archive__text {
    padding: 32px 30px 34px;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead {
    padding-block: 22px 10px;
  }

  .page-news .news-masthead__frame {
    grid-template-columns: 186px minmax(0, 1fr);
    gap: 34px;
    padding: 34px 32px 36px;
  }

  .page-news .news-masthead__index {
    flex-direction: column;
    gap: 16px;
    padding-bottom: 0;
    padding-right: 16px;
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-news .news-masthead__facts {
    flex-direction: column;
    gap: 12px;
  }

  .page-news .news-headline__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-news .lead-card__body {
    padding: 26px 28px 30px;
  }

  .page-news .series-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-news .news-archive__panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .news-archive__text {
    padding: 40px 36px 42px;
  }

  .page-news .news-subscribe__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 42px;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-side-w) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-side__inner {
    position: sticky;
    top: calc(var(--frame-top-h) + 22px);
  }

  .page-news .side-nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-news .side-nav__link {
    background: transparent;
    padding: 8px 10px;
  }

  .page-news .side-nav__link:hover,
  .page-news .side-nav__link:focus-visible {
    background: rgba(31, 111, 92, 0.1);
  }

  .page-news .feed-item {
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 18px;
    padding: 22px 12px 22px 6px;
  }

  .page-news .feed-item__num {
    padding-top: 4px;
  }

  .page-news .feed-item__title {
    font-size: 18px;
  }
}

@media (min-width: 1120px) {
  .page-news .series-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-news .feed-item:hover .feed-item__summary,
  .page-news .feed-item:focus-within .feed-item__summary {
    -webkit-line-clamp: 8;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed-item,
  .page-news .side-nav__link {
    transition: none;
  }
}
<<<END>>>