.page-news {
  background: var(--paper-050);
  color: var(--black-900);
  overflow-x: clip;
}

.page-news .section {
  padding: clamp(44px, 7vw, 84px) 0;
}

.page-news .section--tint {
  background: var(--paper-100);
}

.page-news .section--ink {
  background: var(--ink-950);
  color: var(--paper-050);
}

/* ---------- 专题封面 ---------- */
.page-news .news-cover {
  position: relative;
  background: var(--ink-950);
  color: var(--paper-050);
  padding: clamp(22px, 4vw, 42px) 0 clamp(52px, 9vw, 92px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%);
}

.page-news .news-cover .breadcrumb {
  margin-bottom: clamp(20px, 3.4vw, 34px);
}

.page-news .news-cover .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
}

.page-news .news-cover .breadcrumb__item {
  color: var(--mist-300);
}

.page-news .news-cover .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(201, 163, 78, 0.6);
}

.page-news .news-cover .breadcrumb__link {
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 163, 78, 0.45);
  padding-bottom: 1px;
}

.page-news .news-cover .eyebrow {
  color: var(--gold-300);
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.16em;
}

.page-news .news-cover__grid {
  display: grid;
  gap: clamp(26px, 4.4vw, 48px);
  align-items: end;
}

.page-news .news-cover__issue {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(66px, 16vw, 122px);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--gold-500);
}

.page-news .news-cover__issue small {
  display: block;
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--gold-300);
}

.page-news .news-cover__title {
  margin: 16px 0 0;
  font-size: clamp(28px, 5.2vw, 52px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.01em;
  transform: skewX(-3deg);
  transform-origin: left bottom;
  overflow-wrap: break-word;
}

.page-news .news-cover__lede {
  margin: 18px 0 0;
  max-width: 33em;
  font-size: 17px;
  line-height: 1.8;
  color: var(--paper-100);
}

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

.page-news .news-cover__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(201, 163, 78, 0.34);
}

.page-news .news-cover__meta dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist-300);
}

.page-news .news-cover__meta dd {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.8vw, 20px);
  font-weight: 700;
  color: var(--gold-300);
}

.page-news .news-cover__figure {
  margin: 0;
}

.page-news .news-cover__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid rgba(201, 163, 78, 0.45);
  border-radius: var(--radius);
}

.page-news .news-cover__cap {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist-300);
}

/* ---------- 通用区块标题 ---------- */
.page-news .block-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 3.6vw, 36px);
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(10, 33, 28, 0.16);
}

.page-news .block-head__title {
  margin: 0;
  font-size: clamp(24px, 3.8vw, 36px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: 0.01em;
}

.page-news .block-head__text {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(10, 15, 13, 0.74);
}

.page-news .section--ink .block-head {
  border-bottom-color: rgba(201, 163, 78, 0.32);
}

.page-news .section--ink .block-head__title {
  color: var(--paper-050);
}

.page-news .section--ink .block-head__text {
  color: var(--mist-300);
}

/* ---------- 更新列表 ---------- */
.page-news .ledger-figure {
  margin: 0 0 clamp(22px, 3.6vw, 36px);
}

.page-news .ledger-figure img,
.page-news .usage-figure img,
.page-news .archive-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-news .ledger {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(10, 33, 28, 0.2);
}

.page-news .entry {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(10, 33, 28, 0.14);
}

.page-news .entry__no {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--green-600);
  letter-spacing: 0.02em;
}

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

.page-news .entry__meta .mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(10, 15, 13, 0.62);
}

.page-news .entry__title {
  margin: 0;
  font-size: clamp(18px, 2.6vw, 22px);
  font-weight: 700;
  line-height: 1.46;
}

.page-news .entry__sum {
  margin: 8px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(10, 15, 13, 0.76);
}

.page-news .entry__more {
  margin-top: 4px;
}

.page-news .entry__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 0;
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--green-600);
}

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

.page-news .entry__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold-500);
}

.page-news .entry__more[open] summary::before {
  content: "−";
  color: var(--flame-500);
}

.page-news .entry__more p {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(10, 15, 13, 0.7);
  border-left: 2px solid var(--gold-500);
  padding-left: 14px;
}

/* ---------- 栏目使用笔记 ---------- */
.page-news .usage-grid {
  display: grid;
  gap: clamp(24px, 4.2vw, 46px);
}

.page-news .usage-figure {
  margin: 0;
}

.page-news .usage-figure img {
  border: 1px solid rgba(10, 33, 28, 0.14);
}

.page-news .usage-figure .news-cover__cap {
  color: rgba(10, 15, 13, 0.6);
}

.page-news .usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(10, 33, 28, 0.2);
}

.page-news .usage-item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(10, 33, 28, 0.14);
}

.page-news .usage-item__no {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--green-600);
}

.page-news .usage-item__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.page-news .usage-item__text {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(10, 15, 13, 0.74);
}

.page-news .usage-link {
  display: inline-block;
  margin-top: 6px;
  padding: 12px 0 6px;
  min-height: 44px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-800);
  text-decoration: none;
  border-bottom: 2px solid var(--gold-500);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-news .usage-link:hover,
.page-news .usage-link:focus-visible {
  color: var(--green-600);
  border-bottom-color: var(--flame-500);
}

/* ---------- 五线归档 ---------- */
.page-news .archive-grid {
  display: grid;
  gap: clamp(26px, 4.4vw, 48px);
}

.page-news .archive-figure {
  margin: 0;
}

.page-news .archive-figure img {
  border: 1px solid rgba(201, 163, 78, 0.35);
}

.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(201, 163, 78, 0.3);
}

.page-news .archive-item {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(201, 163, 78, 0.22);
}

.page-news .archive-item__no {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-500);
}

.page-news .archive-item__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-050);
}

.page-news .archive-item__text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-300);
}

.page-news .archive-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-news .archive-foot a {
  display: inline-block;
  margin-left: 6px;
  padding: 12px 0;
  min-height: 44px;
  color: var(--gold-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 163, 78, 0.5);
}

.page-news .archive-foot a:hover,
.page-news .archive-foot a:focus-visible {
  border-bottom-color: var(--gold-300);
}

/* ---------- 订阅 ---------- */
.page-news .subscribe-panel {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
  padding: clamp(24px, 4.6vw, 50px);
  background: var(--paper-100);
  border-left: 6px solid var(--flame-500);
  border-radius: var(--radius);
}

.page-news .subscribe-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.26;
}

.page-news .subscribe-copy p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(10, 15, 13, 0.76);
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .subscribe-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(10, 15, 13, 0.68);
}

.page-news .subscribe-note a {
  color: var(--green-600);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 74, 62, 0.45);
  padding-bottom: 1px;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 720px) {
  .page-news .entry {
    grid-template-columns: 92px minmax(0, 1fr);
    column-gap: 30px;
    align-items: start;
    padding: 26px 0;
  }

  .page-news .entry__no {
    font-size: 30px;
    padding-top: 4px;
  }
}

@media (min-width: 860px) {
  .page-news .news-cover {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 54px), 0 100%);
  }

  .page-news .news-cover__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-news .subscribe-panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news .usage-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

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