.page-news {
  --news-edge: 2px solid var(--steel);
  --news-hair: 1px solid rgba(42, 70, 64, 0.9);
  padding-top: calc(var(--header-h) + 22px);
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-news * {
  box-sizing: border-box;
}

.page-news a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 开篇 ---------- */

.page-news .news-intro {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-news .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-news .crumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-news .crumbs__link:hover {
  color: var(--cyan);
  border-bottom-color: rgba(53, 242, 200, 0.5);
}

.page-news .crumbs__sep {
  color: var(--steel);
}

.page-news .crumbs__current {
  color: var(--chalk);
}

.page-news .news-intro__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: 24px 0 34px;
  border-top: var(--news-edge);
  border-bottom: var(--news-edge);
}

.page-news .news-intro__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .news-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(46px, 13vw, 96px);
  line-height: 0.9;
  letter-spacing: -0.015em;
  color: var(--chalk);
}

.page-news .news-intro__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.82;
  color: rgba(244, 247, 245, 0.86);
}

.page-news .news-intro__meta {
  margin: 24px 0 0;
  padding-top: 14px;
  border-top: var(--news-hair);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-news .news-toc {
  padding: 18px;
  border: var(--news-edge);
  background: var(--turf-deep);
  box-shadow: var(--shadow-hard);
}

.page-news .news-toc__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-news .news-toc__item {
  border-top: var(--news-hair);
}

.page-news .news-toc__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-height: 44px;
  padding: 12px 4px;
  text-decoration: none;
  color: var(--chalk);
  transition: color var(--ease), background-color var(--ease);
}

.page-news .news-toc__link:hover {
  color: var(--cyan);
  background: rgba(53, 242, 200, 0.06);
}

.page-news .news-toc__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  transition: color var(--ease);
}

.page-news .news-toc__link:hover .news-toc__num {
  color: var(--cyan);
}

.page-news .news-toc__text {
  font-size: 15px;
  letter-spacing: 0.02em;
}

/* ---------- 章节骨架 ---------- */

.page-news .chapter {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 52px var(--gutter) 34px;
}

.page-news .chapter__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 18px;
  margin-bottom: 26px;
  border-bottom: var(--news-edge);
}

.page-news .chapter__index {
  flex: 0 0 auto;
  margin: 0;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--mist);
  transition: color var(--ease);
}

.page-news .chapter[data-chapter].is-active .chapter__index {
  color: var(--cyan);
}

.page-news .chapter__headtext {
  min-width: 0;
}

.page-news .chapter__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(26px, 5.4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-news .chapter__lede {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
}

/* ---------- 分类索引 ---------- */

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

.page-news .cat-index__row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: var(--news-hair);
  transition: background-color var(--ease);
}

.page-news .cat-index__row:hover {
  background: rgba(53, 242, 200, 0.045);
}

.page-news .cat-index__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
  padding-top: 3px;
}

.page-news .cat-index__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-news .cat-index__pace {
  grid-column: 2;
  grid-row: 2;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 条目布局 ---------- */

.page-news .entry-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-news .entry-col {
  min-width: 0;
}

.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--news-hair);
}

.page-news .entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 18px 0 20px;
  border-bottom: var(--news-hair);
}

.page-news .entry__rail {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-news .entry__cat {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 0 2px 9px;
  border-left: 2px solid var(--steel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
  transition: color var(--ease), border-color var(--ease);
}

.page-news .entry__cat--method {
  color: rgba(53, 242, 200, 0.72);
  border-left-color: rgba(53, 242, 200, 0.42);
}

.page-news .entry__cat--notice {
  color: rgba(242, 179, 61, 0.85);
  border-left-color: rgba(242, 179, 61, 0.5);
}

.page-news .entry__time {
  padding-left: 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(143, 168, 160, 0.72);
}

.page-news .entry:hover .entry__cat {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-news .entry__main {
  min-width: 0;
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.36;
  letter-spacing: -0.005em;
  color: var(--chalk);
}

.page-news .entry__title-text {
  display: inline;
  padding-bottom: 3px;
  border-bottom: 3px solid transparent;
  transition: border-color var(--ease);
}

.page-news .entry:hover .entry__title-text {
  border-bottom-color: var(--steel);
}

.page-news .entry__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .entry__foot {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: rgba(143, 168, 160, 0.78);
}

.page-news .entry__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 200, 0.42);
  padding-bottom: 1px;
  transition: border-color var(--ease);
}

.page-news .entry__foot a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 侧栏 ---------- */

.page-news .entry-side {
  display: grid;
  gap: 20px;
  align-content: start;
  min-width: 0;
}

.page-news .side-card {
  padding: 18px;
  border: var(--news-edge);
  background: var(--turf-deep);
  box-shadow: var(--shadow-hard);
}

.page-news .side-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .side-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .side-card__link {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 200, 0.42);
  transition: border-color var(--ease);
}

.page-news .side-card__link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 中途停顿带 ---------- */

.page-news .entry-break {
  position: relative;
  max-width: var(--shell);
  margin: 46px auto;
  padding: 40px var(--gutter);
  border-top: var(--news-edge);
  border-bottom: var(--news-edge);
  background: linear-gradient(168deg, var(--turf-deep) 0%, var(--turf) 56%, var(--ink) 100%);
  overflow: hidden;
}

.page-news .entry-break::after {
  content: "";
  position: absolute;
  top: -170px;
  right: -150px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(53, 242, 200, 0.13), transparent 70%);
  pointer-events: none;
}

.page-news .entry-break__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: center;
}

.page-news .entry-break__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .entry-break__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-news .entry-break__text-body {
  margin: 14px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 247, 245, 0.8);
}

.page-news .entry-break__back {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 200, 0.42);
  transition: border-color var(--ease);
}

.page-news .entry-break__back:hover {
  border-bottom-color: var(--cyan);
}

.page-news .entry-break__figure {
  margin: 0;
}

/* ---------- 图片容器 ---------- */

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

.page-news .figure__media {
  position: relative;
  border: var(--news-edge);
  background: repeating-linear-gradient(
    135deg,
    var(--turf-deep) 0 12px,
    var(--ink) 12px 24px
  );
  overflow: hidden;
}

.page-news .figure__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .figure__caption {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: 0.03em;
  color: var(--mist);
}

/* ---------- 专题系列 ---------- */

.page-news .serial-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

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

.page-news .serial-list__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 16px 0;
  border-bottom: var(--news-hair);
}

.page-news .serial-list__item:first-child {
  border-top: var(--news-hair);
}

.page-news .serial-list__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  margin: 0;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .serial-list__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-news .serial-list__desc {
  grid-column: 2;
  grid-row: 2;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .serial-fixed {
  margin-top: 28px;
  padding: 18px 18px 18px 20px;
  border-left: 3px solid var(--cyan);
  background: rgba(18, 48, 40, 0.6);
}

.page-news .serial-fixed__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .serial-fixed__list {
  margin: 0;
  padding: 0 0 0 18px;
  list-style: square;
}

.page-news .serial-fixed__list li {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .serial-fixed__list li:last-child {
  margin-bottom: 0;
}

/* ---------- 前瞻对比 ---------- */

.page-news .preview-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-news .preview-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-news .preview-steps__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 15px 0;
  border-bottom: var(--news-hair);
}

.page-news .preview-steps__item:first-child {
  border-top: var(--news-hair);
}

.page-news .preview-steps__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-news .preview-steps__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.35;
  color: var(--chalk);
}

.page-news .preview-steps__desc {
  grid-column: 2;
  grid-row: 2;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .preview-layout__note {
  margin: 24px 0 0;
  padding: 16px 18px;
  border: var(--news-edge);
  border-left: 6px solid var(--cyan);
  background: var(--turf-deep);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 浅纸反色章节 ---------- */

.page-news .chapter--paper {
  max-width: none;
  margin: 46px 0;
  padding: 0;
  background: var(--paper);
  color: var(--paper-ink);
  border-top: var(--news-edge);
  border-bottom: var(--news-edge);
}

.page-news .chapter-paper__inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 52px var(--gutter) 56px;
}

.page-news .chapter--paper .chapter__head {
  border-bottom-color: rgba(11, 26, 21, 0.24);
}

.page-news .chapter--paper .chapter__index {
  color: rgba(11, 26, 21, 0.45);
}

.page-news .chapter--paper.is-active .chapter__index {
  color: var(--turf);
}

.page-news .chapter--paper .chapter__kicker {
  color: var(--turf);
}

.page-news .chapter--paper .chapter__title {
  color: var(--paper-ink);
}

.page-news .chapter--paper .chapter__lede {
  color: rgba(11, 26, 21, 0.78);
}

.page-news .method-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news .method-col {
  padding-left: 18px;
  border-left: 3px solid var(--turf);
}

.page-news .method-col h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--paper-ink);
}

.page-news .method-col p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(11, 26, 21, 0.78);
}

.page-news .method-col p:last-child {
  margin-bottom: 0;
}

.page-news .method-note {
  margin: 32px 0 0;
  padding: 16px 18px;
  border: 2px solid rgba(11, 26, 21, 0.32);
  border-left: 6px solid var(--amber);
  background: rgba(11, 26, 21, 0.045);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(11, 26, 21, 0.84);
}

/* ---------- 继续阅读 ---------- */

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

.page-news .next-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 44px;
  padding: 22px;
  border: var(--news-edge);
  background: var(--turf-deep);
  box-shadow: var(--shadow-hard);
  color: var(--chalk);
  text-decoration: none;
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.page-news .next-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-hard-lift);
}

.page-news .next-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .next-card__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.1;
  color: var(--chalk);
}

.page-news .next-card__desc {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .next-card__go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .next-more {
  margin: 26px 0 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .next-more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 200, 0.42);
  transition: border-color var(--ease);
}

.page-news .next-more a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */

@media (min-width: 768px) {
  .page-news .entry {
    grid-template-columns: minmax(112px, 148px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 20px 0 22px;
  }

  .page-news .cat-index__row {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 6px 16px;
    padding: 18px 0;
  }

  .page-news .entry-break__inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 40px;
  }
}

@media (min-width: 860px) {
  .page-news .method-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
  }

  .page-news .next-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 24px;
  }

  .page-news .cat-index__row {
    grid-template-columns: 52px minmax(140px, 186px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 18px 0;
  }

  .page-news .cat-index__num {
    grid-column: 1;
    grid-row: 1;
    padding-top: 0;
  }

  .page-news .cat-index__name {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .cat-index__pace {
    grid-column: 3;
    grid-row: 1;
  }
}

@media (min-width: 1024px) {
  .page-news .news-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
    padding: 34px 0 44px;
  }

  .page-news .entry-layout {
    grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .serial-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .preview-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .news-toc {
    box-shadow: var(--shadow-soft-edge);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}