.page-news {
  background: var(--bg);
  color: var(--txt);
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  padding-block: 1.5rem 0.75rem;
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding-block: 0.5rem clamp(2.5rem, 6vw, 4.5rem);
}

.page-news .hero-frame {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
  padding: clamp(1.25rem, 3vw, 2.5rem);
  background:
    linear-gradient(158deg, rgba(20, 86, 143, 0.34) 0%, rgba(27, 31, 36, 0) 58%),
    var(--ink-800);
}

.page-news .hero-grid {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-news .hero-kicker {
  margin: 0 0 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--orange-500);
  text-transform: uppercase;
}

.page-news .hero-copy h1 {
  margin: 0 0 1rem;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.2vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white-050);
}

.page-news .hero-lede {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  color: var(--txt-dim);
}

.page-news .hero-act {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-news .hero-media {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-700);
  box-shadow: var(--shadow);
}

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

/* ---------- 标签导航 ---------- */
.page-news .tagbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.75rem;
  border-top: 1px solid var(--line);
  padding-top: 0.75rem;
}

.page-news .tagbar__item {
  position: relative;
  display: inline-block;
  padding: 0.4rem 0.1rem 0.55rem;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  color: var(--ink-400);
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .tagbar__item:hover,
.page-news .tagbar__item:focus-visible {
  color: var(--white-050);
  border-bottom-color: var(--orange-500);
}

.page-news .tagbar__item[aria-current="true"] {
  color: var(--white-050);
  border-bottom-color: var(--orange-500);
}

/* ---------- 区块通用 ---------- */
.page-news .section {
  padding-block: clamp(2.75rem, 6vw, 5rem);
}

.page-news .section--sand {
  color: var(--on-sand);
}

.page-news .sec-head {
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .sec-title {
  color: inherit;
}

/* ---------- 01 更新节奏 ---------- */
.page-news .rhythm-grid {
  display: grid;
  gap: 1px;
  background: rgba(31, 36, 41, 0.16);
  border: 1px solid rgba(31, 36, 41, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .rhythm-card {
  display: grid;
  gap: 0.7rem;
  align-content: start;
  padding: clamp(1.2rem, 2.4vw, 1.8rem);
  background: var(--white-050);
  border-top: 3px solid transparent;
  transition: border-color 0.3s var(--ease);
}

.page-news .rhythm-card:hover {
  border-top-color: var(--orange-500);
}

.page-news .rhythm-card h3 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--on-sand);
}

.page-news .rhythm-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--on-sand-dim);
}

.page-news .rhythm-meta {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--clay-500);
  padding-top: 0.55rem;
  border-top: 1px solid rgba(31, 36, 41, 0.14);
}

/* ---------- 02 本期头条 ---------- */
.page-news .lead-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .lead-main {
  display: grid;
  gap: 1.35rem;
  align-content: start;
  padding: clamp(1.15rem, 2.4vw, 1.9rem);
  background: var(--ink-800);
}

.page-news .lead-media {
  margin: 0;
}

.page-news .lead-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.page-news .lead-media .media__caption {
  margin-top: 0.6rem;
  font-size: 0.75rem;
  color: var(--ink-400);
}

.page-news .lead-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.page-news .lead-body h3 {
  margin: 0 0 0.9rem;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 800;
  line-height: 1.45;
  color: var(--white-050);
}

.page-news .lead-body p {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--txt-dim);
}

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

.page-news .lead-side {
  display: grid;
  gap: 1.15rem;
  align-content: start;
  padding: clamp(1.25rem, 2.4vw, 1.9rem);
  background:
    linear-gradient(168deg, var(--blue-700) 0%, #0E3E68 100%);
  color: var(--white-050);
}

.page-news .lead-side__kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--orange-200);
}

.page-news .lead-stats {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(250, 251, 252, 0.22);
}

.page-news .lead-stats > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(250, 251, 252, 0.16);
}

.page-news .lead-stats dt {
  font-size: 0.82rem;
  color: rgba(250, 251, 252, 0.72);
}

.page-news .lead-stats dd {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--orange-200);
}

.page-news .lead-side__note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: rgba(250, 251, 252, 0.78);
}

/* ---------- 03 条目列表 ---------- */
.page-news .feed {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-news .entry {
  border-bottom: 1px solid var(--line);
}

.page-news .entry__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 30px;
  gap: 0.5rem 1rem;
  padding: 1.15rem clamp(0.5rem, 1.8vw, 1.25rem);
  cursor: pointer;
  list-style: none;
  transition: background-color 0.25s var(--ease);
}

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

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

.page-news .entry__date {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  padding-left: 0.65rem;
  border-left: 2px solid var(--line-strong);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--ink-400);
  font-variant-numeric: tabular-nums;
}

.page-news .entry__main {
  grid-column: 1;
  grid-row: 2;
  display: grid;
  gap: 0.4rem;
}

.page-news .entry__tags {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.page-news .entry__no {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ink-400);
}

.page-news .entry__title {
  display: block;
  font-size: clamp(1rem, 1.9vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--white-050);
  transition: color 0.25s var(--ease);
}

.page-news .entry__sum {
  display: block;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--ink-400);
  transition: color 0.25s var(--ease);
}

.page-news .entry__arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  justify-self: end;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--orange-500);
  opacity: 0.4;
  transition: opacity 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-news .entry__arrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg) translate(-1px, -1px);
  transition: transform 0.25s var(--ease);
}

.page-news .entry[open] .entry__arrow::before {
  transform: rotate(45deg) translate(-1px, -1px);
}

.page-news .entry__body {
  display: grid;
  gap: 0.7rem;
  padding: 0 clamp(0.5rem, 1.8vw, 1.25rem) 1.5rem;
}

.page-news .entry__body p {
  margin: 0;
  max-width: 76ch;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--txt-dim);
}

/* ---------- 04 专题 ---------- */
.page-news .series-grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.page-news .series-card {
  display: grid;
  align-content: start;
  overflow: hidden;
  border: 1px solid rgba(31, 36, 41, 0.16);
  border-radius: var(--radius);
  background: var(--white-050);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-news .series-card figure {
  margin: 0;
  background: var(--ink-700);
}

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

.page-news .series-card__body {
  display: grid;
  gap: 0.7rem;
  padding: clamp(1.1rem, 2.2vw, 1.5rem);
}

.page-news .series-card__body h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--on-sand);
}

.page-news .series-card__body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--on-sand-dim);
}

.page-news .series-meta {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--clay-500);
  padding-top: 0.6rem;
  border-top: 1px solid rgba(31, 36, 41, 0.14);
}

/* ---------- 05 订阅 ---------- */
.page-news .follow-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-news .follow-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .follow-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.page-news .follow-num {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--orange-500);
  padding-top: 0.2rem;
}

.page-news .follow-list h3 {
  margin: 0 0 0.45rem;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white-050);
}

.page-news .follow-list p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--txt-dim);
}

.page-news .follow-list a {
  color: var(--blue-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .follow-list a:hover {
  color: var(--orange-200);
}

.page-news .follow-side {
  display: grid;
  gap: 1.25rem;
  align-content: start;
  padding: clamp(1.25rem, 2.4vw, 1.85rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-news .follow-side__lead {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--txt-dim);
}

.page-news .follow-act {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .rhythm-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .entry__head {
    grid-template-columns: 128px minmax(0, 1fr) 30px;
    align-items: start;
    padding-block: 1.3rem;
  }

  .page-news .entry__date {
    grid-column: 1;
    grid-row: 1;
    padding-top: 0.15rem;
  }

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

  .page-news .entry__arrow {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
  }

  .page-news .entry__body {
    padding-left: calc(128px + 1.75rem);
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
  }

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

@media (min-width: 960px) {
  .page-news .lead-grid {
    grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr);
  }
}

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

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

@media (hover: hover) and (pointer: fine) {
  .page-news .entry__head:hover {
    background: var(--sand-100);
  }

  .page-news .entry__head:hover .entry__title {
    color: var(--on-sand);
  }

  .page-news .entry__head:hover .entry__sum,
  .page-news .entry__head:hover .entry__date,
  .page-news .entry__head:hover .entry__no {
    color: var(--on-sand-dim);
  }

  .page-news .entry__head:hover .entry__arrow {
    opacity: 1;
    border-color: var(--clay-500);
  }

  .page-news .series-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.28);
  }
}

.page-news .entry:focus-within .entry__arrow {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry__head,
  .page-news .entry__title,
  .page-news .entry__sum,
  .page-news .entry__date,
  .page-news .entry__no,
  .page-news .entry__arrow,
  .page-news .entry__arrow::before,
  .page-news .tagbar__item,
  .page-news .series-card,
  .page-news .rhythm-card {
    transition: none;
  }

  .page-news .series-card:hover {
    transform: none;
  }
}