.page-news {
  --news-hair: rgba(28, 26, 22, 0.16);
  --news-hair-dark: rgba(245, 238, 226, 0.2);
  --news-gap: clamp(18px, 2.4vw, 32px);
}

/* ---------------- 顶部 ---------------- */

.page-news .news-head {
  padding-block: clamp(18px, 3vw, 32px) clamp(26px, 4vw, 52px);
}

.page-news .news-head .crumbs {
  margin-bottom: clamp(22px, 3.2vw, 40px);
}

.page-news .news-head .crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ash-500);
}

.page-news .news-head .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ash-500);
}

.page-news .news-head .crumbs a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease, color 180ms ease;
}

.page-news .news-head .crumbs a:hover {
  color: var(--ember-700);
  border-bottom-color: var(--ember-700);
}

.page-news .news-head__top {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-news .news-head__title {
  margin: 0;
  max-width: 15ch;
  text-wrap: balance;
}

.page-news .news-head__note {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-900);
}

.page-news .news-head__note p {
  margin: 0 0 0.9em;
  max-width: 56ch;
}

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

.page-news .news-head__note .label {
  color: var(--ash-500);
  letter-spacing: 0.08em;
}

.page-news .news-head__figure {
  position: relative;
  margin: clamp(26px, 4vw, 46px) 0 0;
}

.page-news .news-head__figure::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(80px, 14%, 190px);
  height: 4px;
  background: var(--ember-600);
  z-index: 2;
}

.page-news .figure__frame {
  overflow: hidden;
  background: var(--pitch-900);
}

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

.page-news .figure__cap {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash-500);
}

/* ---------------- 四个栏目标签 ---------------- */

.page-news .news-cats {
  padding-block: clamp(28px, 4vw, 56px);
}

.page-news .news-cats__head {
  max-width: 62ch;
}

.page-news .news-cats__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-900);
  opacity: 0.8;
}

.page-news .news-cats__grid {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
  margin-top: clamp(24px, 3.4vw, 42px);
}

.page-news .news-cat {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 28px);
}

.page-news .news-cat__no {
  font-family: var(--font-mono);
  font-size: clamp(24px, 2.8vw, 32px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--ochre-500);
}

.page-news .news-cat:nth-child(2) .news-cat__no {
  color: var(--pitch-600);
}

.page-news .news-cat:nth-child(3) .news-cat__no {
  color: var(--ember-700);
}

.page-news .news-cat:nth-child(4) .news-cat__no {
  color: var(--clay-700);
}

.page-news .news-cat__name {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 23px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--ink-900);
}

.page-news .news-cat__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-900);
  opacity: 0.82;
}

.page-news .news-cat__meta {
  margin: 4px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--news-hair);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ash-500);
}

/* ---------------- 条目列表 ---------------- */

.page-news .news-list {
  padding-block: clamp(28px, 4vw, 56px) clamp(36px, 5vw, 72px);
}

.page-news .news-list__head {
  max-width: 62ch;
}

.page-news .news-list__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-900);
  opacity: 0.8;
}

.page-news .archive {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-news .archive__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2.2vw, 26px);
}

.page-news .chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--news-hair);
  background: transparent;
  color: var(--ink-900);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.page-news .chip:hover {
  border-color: var(--clay-700);
}

.page-news .chip__n {
  font-size: 12px;
  color: var(--ash-500);
  transition: color 180ms ease;
}

.page-news .archive__radio:focus-visible ~ .archive__filters .chip {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-news #f-all:checked ~ .archive__filters .chip[for="f-all"],
.page-news #f-sched:checked ~ .archive__filters .chip[for="f-sched"],
.page-news #f-squad:checked ~ .archive__filters .chip[for="f-squad"],
.page-news #f-review:checked ~ .archive__filters .chip[for="f-review"],
.page-news #f-notes:checked ~ .archive__filters .chip[for="f-notes"] {
  background: var(--pitch-900);
  border-color: var(--pitch-900);
  color: var(--sand-050);
}

.page-news #f-all:checked ~ .archive__filters .chip[for="f-all"] .chip__n,
.page-news #f-sched:checked ~ .archive__filters .chip[for="f-sched"] .chip__n,
.page-news #f-squad:checked ~ .archive__filters .chip[for="f-squad"] .chip__n,
.page-news #f-review:checked ~ .archive__filters .chip[for="f-review"] .chip__n,
.page-news #f-notes:checked ~ .archive__filters .chip[for="f-notes"] .chip__n {
  color: var(--cyan-400);
}

.page-news #f-sched:checked ~ .entry-list .entry:not([data-cat="sched"]),
.page-news #f-squad:checked ~ .entry-list .entry:not([data-cat="squad"]),
.page-news #f-review:checked ~ .entry-list .entry:not([data-cat="review"]),
.page-news #f-notes:checked ~ .entry-list .entry:not([data-cat="notes"]) {
  display: none;
}

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

.page-news .entry + .entry::before {
  content: "";
  display: block;
  height: 1px;
  width: 100%;
  background: var(--news-hair);
  transform: rotate(-0.6deg);
  transform-origin: center;
}

.page-news .entry__sum {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 18px;
  gap: 14px;
  align-items: start;
  padding: clamp(16px, 2.2vw, 26px) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .entry__sum::marker {
  content: "";
}

.page-news .entry__i {
  font-size: clamp(19px, 2.2vw, 26px);
  line-height: 1.1;
  color: var(--ash-500);
  transition: color 180ms ease;
}

.page-news .entry:hover .entry__i,
.page-news .entry__d[open] .entry__i {
  color: var(--ember-700);
}

.page-news .entry__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

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

.page-news .entry__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash-500);
}

.page-news .entry__title {
  display: block;
  position: relative;
  padding-bottom: 3px;
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 800;
  line-height: 1.34;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-news .entry__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--ember-700);
  transition: width 180ms ease;
}

.page-news .entry:hover .entry__title::after,
.page-news .entry__d[open] .entry__title::after {
  width: 100%;
}

.page-news .entry__desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 8px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-900);
  opacity: 0.78;
}

.page-news .entry__d[open] .entry__desc {
  -webkit-line-clamp: unset;
  line-clamp: unset;
  overflow: visible;
}

.page-news .entry__mark {
  width: 11px;
  height: 11px;
  margin-top: 8px;
  border-right: 2px solid var(--ash-500);
  border-bottom: 2px solid var(--ash-500);
  transform: rotate(45deg);
  transition: transform 220ms ease, border-color 180ms ease;
}

.page-news .entry__d[open] .entry__mark {
  transform: rotate(-135deg);
  border-color: var(--ember-700);
}

.page-news .entry__full {
  padding: 0 0 clamp(18px, 2.4vw, 28px) 54px;
}

.page-news .entry__full p {
  margin: 0 0 0.85em;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-900);
}

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

.page-news .entry__more a {
  color: var(--ember-700);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--ember-700);
  transition: color 180ms ease, border-color 180ms ease;
}

.page-news .entry__more a:hover {
  color: var(--clay-700);
  border-bottom-color: var(--clay-700);
}

/* ---------------- 更新节奏（深色） ---------------- */

.page-news .news-rhythm {
  padding-block: clamp(34px, 5vw, 72px);
}

.page-news .news-rhythm__head {
  max-width: 64ch;
}

.page-news .news-rhythm__title {
  color: var(--sand-050);
}

.page-news .news-rhythm__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sand-050);
  opacity: 0.8;
}

.page-news .rhythm__list {
  list-style: none;
  margin: clamp(24px, 3.4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
}

.page-news .rhythm__row {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border-left: 4px solid var(--ochre-500);
  background: rgba(28, 74, 59, 0.5);
}

.page-news .rhythm__row:nth-child(2) {
  border-left-color: var(--ember-600);
}

.page-news .rhythm__row:nth-child(3) {
  border-left-color: var(--cyan-400);
}

.page-news .rhythm__name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-news .rhythm__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--sand-050);
  opacity: 0.86;
}

.page-news .rhythm__density {
  display: block;
  position: relative;
  width: 100%;
  height: 6px;
  background: rgba(245, 238, 226, 0.16);
  overflow: hidden;
}

.page-news .rhythm__density::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 30%;
  background: var(--cyan-400);
}

.page-news .rhythm__density--high::after {
  width: 92%;
  background: var(--ember-600);
}

.page-news .rhythm__density--mid::after {
  width: 62%;
  background: var(--ochre-500);
}

.page-news .rhythm__density--low::after {
  width: 28%;
  background: var(--cyan-400);
}

.page-news .news-rhythm__figure {
  margin: clamp(26px, 3.6vw, 44px) 0 0;
}

.page-news .news-rhythm .figure__cap {
  color: var(--sand-050);
  opacity: 0.68;
}

/* ---------------- 专题系列 ---------------- */

.page-news .news-series {
  padding-block: clamp(34px, 5vw, 72px);
}

.page-news .news-series__head {
  max-width: 62ch;
}

.page-news .news-series__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-900);
  opacity: 0.8;
}

.page-news .news-series__grid {
  display: grid;
  gap: clamp(20px, 2.8vw, 36px);
  margin-top: clamp(24px, 3.4vw, 42px);
}

.page-news .news-series__main {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
}

.page-news .series {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 28px);
}

.page-news .series__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.page-news .series__name {
  margin: 0;
  font-size: clamp(20px, 2.3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.28;
  color: var(--ink-900);
}

.page-news .series__count {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ember-700);
}

.page-news .series__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-900);
  opacity: 0.84;
  max-width: 62ch;
}

.page-news .series__foot {
  margin: 4px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--news-hair);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ash-500);
}

.page-news .news-series__aside {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
  align-content: start;
}

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

/* ---------------- 回溯阅读（深色） ---------------- */

.page-news .news-rewind {
  padding-block: clamp(34px, 5vw, 76px);
}

.page-news .news-rewind__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 48px);
}

.page-news .news-rewind__title {
  color: var(--sand-050);
}

.page-news .news-rewind__lead {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sand-050);
  opacity: 0.8;
}

.page-news .rewind__list {
  list-style: none;
  margin: clamp(20px, 2.8vw, 34px) 0 0;
  padding: 0;
  border-left: 1px solid var(--news-hair-dark);
}

.page-news .rewind__item {
  position: relative;
}

.page-news .rewind__item > a {
  display: grid;
  gap: 4px;
  padding: 15px 0 15px 22px;
  border-bottom: 1px solid var(--news-hair-dark);
  color: var(--sand-050);
  text-decoration: none;
  transition: background-color 180ms ease;
}

.page-news .rewind__item > a::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 24px;
  width: 7px;
  height: 7px;
  background: var(--pitch-900);
  border: 1px solid var(--cyan-400);
  transition: background-color 180ms ease, box-shadow 180ms ease;
}

.page-news .rewind__item > a:hover::before,
.page-news .rewind__item > a:focus-visible::before {
  background: var(--cyan-400);
  box-shadow: 0 0 0 6px rgba(63, 224, 192, 0.16);
}

.page-news .rewind__item > a:hover .rewind__title,
.page-news .rewind__item > a:focus-visible .rewind__title {
  color: var(--cyan-400);
}

.page-news .rewind__tick {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-news .rewind__title {
  font-size: 15px;
  line-height: 1.7;
  transition: color 180ms ease;
}

.page-news .rewind__steps {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-news .rewind__more {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sand-050);
  opacity: 0.72;
}

.page-news .rewind__more a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease;
}

.page-news .rewind__more a:hover {
  border-bottom-color: var(--cyan-400);
}

.page-news .rewind__aside {
  padding: clamp(20px, 2.4vw, 30px);
}

.page-news .rewind__aside .label {
  color: var(--cyan-400);
  letter-spacing: 0.08em;
}

.page-news .rewind__aside-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--sand-050);
  opacity: 0.86;
}

.page-news .rewind__aside-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--news-hair-dark);
  font-size: 13px;
  line-height: 1.78;
  color: var(--sand-050);
  opacity: 0.66;
}

/* ---------------- 响应式 ---------------- */

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

@media (min-width: 760px) {
  .page-news .news-cats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .rhythm__row {
    grid-template-columns: 116px minmax(0, 1fr) 150px;
    align-items: center;
    gap: 24px;
    padding: 18px 22px;
  }

  .page-news .rhythm__name {
    align-self: center;
  }

  .page-news .rhythm__density {
    align-self: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-head__top {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: clamp(28px, 4vw, 56px);
  }

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

@media (min-width: 1000px) {
  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .news-cats__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-cat:nth-child(even) {
    transform: translateY(16px);
  }

  .page-news .news-series__main .series:nth-child(2) {
    transform: translateX(-14px);
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-news .entry:hover .entry__desc {
    -webkit-line-clamp: 4;
    line-clamp: 4;
  }
}

@media (max-width: 620px) {
  .page-news .entry__sum {
    grid-template-columns: 30px minmax(0, 1fr) 14px;
    gap: 10px;
  }

  .page-news .entry__full {
    padding-left: 40px;
  }

  .page-news .entry__desc {
    font-size: 14px;
  }

  .page-news .rewind__steps .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }

  .page-news .news-cat:nth-child(even),
  .page-news .news-series__main .series:nth-child(2) {
    transform: none;
  }
}