.page-news {
  --ep-cut: 18px;
  --ep-card-bg: rgba(18, 41, 61, 0.62);
  --ep-card-bg-hover: rgba(18, 41, 61, 0.92);
  --ep-fold-bg: rgba(10, 22, 34, 0.55);
  background: var(--ink-800);
  color: var(--text-1);
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  padding-top: 24px;
}

/* ---------- 首屏 ---------- */
.page-news .ep-hero {
  position: relative;
  padding: 40px 0 64px;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 82% 0%, rgba(185, 136, 63, 0.16) 0%, transparent 58%),
    linear-gradient(180deg, rgba(36, 56, 75, 0.5) 0%, transparent 42%);
}

.page-news .ep-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(36, 56, 75, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(36, 56, 75, 0.5) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.3;
  pointer-events: none;
}

.page-news .ep-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-news .ep-hero__head {
  min-width: 0;
}

.page-news .ep-hero__num {
  margin: 8px 0 4px;
  font-family: var(--font-mono);
  font-size: 88px;
  line-height: 0.82;
  letter-spacing: -0.03em;
  color: var(--brass);
  text-shadow: 0 0 0 rgba(224, 188, 130, 0);
  border-left: none;
}

.page-news .ep-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 38px;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--text-1);
}

.page-news .ep-hero__lead {
  max-width: 46ch;
  color: var(--text-2);
}

.page-news .ep-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .ep-hero__media {
  margin: 0;
  min-width: 0;
}

.page-news .ep-hero__media figcaption {
  margin-top: 12px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 归档布局 ---------- */
.page-news .archive-layout {
  padding-bottom: 96px;
}

.page-news .archive-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 40px;
  scrollbar-width: thin;
}

.page-news .archive-rail .index-link {
  flex: 0 0 auto;
  white-space: nowrap;
}

/* ---------- 章节 ---------- */
.page-news .ep-section {
  padding: 56px 0 8px;
}

.page-news .ep-section + .ep-section {
  border-top: 1px solid rgba(36, 56, 75, 0.7);
}

.page-news .section-head__meta {
  max-width: 58ch;
}

.page-news .ep-section .prose p {
  color: var(--text-2);
}

/* ---------- 数据条 ---------- */
.page-news .ep-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 36px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .ep-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  background: var(--ink-800);
}

.page-news .ep-fact__num {
  font-family: var(--font-mono);
  font-size: var(--step-5);
  line-height: 1;
  color: var(--brass-soft);
}

.page-news .ep-fact__label {
  font-size: var(--step-2);
  color: var(--slate);
}

/* ---------- 分组 ---------- */
.page-news .ep-group {
  margin-top: 44px;
}

.page-news .ep-group:first-of-type {
  margin-top: 32px;
}

.page-news .ep-group__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-4);
  color: var(--text-1);
}

.page-news .ep-group__title .mono {
  padding: 3px 8px;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--brass);
  border: 1px solid rgba(185, 136, 63, 0.45);
}

/* ---------- 卡片流 ---------- */
.page-news .ep-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .ep-card {
  position: relative;
  padding: 22px 20px 18px;
  background: var(--ep-card-bg);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ep-cut)), calc(100% - var(--ep-cut)) 100%, 0 100%);
  transition: background-color 180ms ease, transform 180ms ease;
}

.page-news .ep-card:hover,
.page-news .ep-card:focus-within {
  background: var(--ep-card-bg-hover);
  transform: translateY(-2px);
}

.page-news .ep-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-news .ep-card__num {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  color: var(--brass);
  border-bottom: 2px solid rgba(224, 188, 130, 0.45);
}

.page-news .ep-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-4);
  line-height: 1.35;
  color: var(--text-1);
}

.page-news .ep-card__sum {
  margin: 0 0 16px;
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--text-2);
}

.page-news .ep-card__meta {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--slate);
}

/* ---------- 折叠面板 ---------- */
.page-news .ep-folds {
  display: grid;
  gap: 10px;
}

.page-news .ep-fold {
  background: var(--ep-fold-bg);
  border: 1px solid var(--line);
  border-left: 3px solid rgba(185, 136, 63, 0.5);
}

.page-news .ep-fold[open] {
  border-left-color: var(--celadon);
  background: rgba(18, 41, 61, 0.75);
}

.page-news .ep-fold summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .ep-fold summary:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.page-news .ep-fold__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--step-4);
  line-height: 1;
  color: var(--brass);
}

.page-news .ep-fold__title {
  flex: 1 1 220px;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-3);
  line-height: 1.4;
  color: var(--text-1);
}

.page-news .ep-fold__meta {
  flex: 0 0 auto;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-news .ep-fold__body {
  padding: 0 18px 18px 18px;
}

.page-news .ep-fold__body p {
  margin: 0 0 10px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .ep-fold__body p.mono {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--celadon);
}

/* ---------- 专题分隔带 ---------- */
.page-news .ep-band {
  display: flex;
  align-items: center;
  height: 64px;
  margin: 4px 0;
}

.page-news .ep-band__line {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(185, 136, 63, 0.75) 35%, rgba(224, 188, 130, 0.9) 65%, transparent 100%);
  transform: skewY(-1.4deg);
}

/* ---------- 专题系列 ---------- */
.page-news .ep-series-figure {
  margin: 0 0 32px;
}

.page-news .ep-series-figure figcaption {
  margin-top: 12px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--slate);
}

.page-news .ep-series-panel {
  padding: 24px 0 0;
}

.page-news .ep-series-panel__lead {
  margin: 0 0 20px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .ep-series-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news .ep-series-list li {
  background: var(--ink-800);
}

.page-news .ep-series-list a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 16px;
  color: var(--text-1);
  text-decoration: none;
  font-size: var(--step-3);
  transition: background-color 180ms ease, padding-left 180ms ease;
}

.page-news .ep-series-list a:hover,
.page-news .ep-series-list a:focus-visible {
  background: rgba(185, 136, 63, 0.12);
  padding-left: 22px;
}

.page-news .ep-series-list .mono {
  flex: 0 0 auto;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--brass-soft);
  border-bottom: 1px solid rgba(224, 188, 130, 0.4);
}

/* ---------- 纸白分区：一期里有什么 ---------- */
.page-news .ep-inside {
  margin-top: 56px;
  padding: 56px 24px 64px;
  background: var(--paper);
  color: var(--on-paper-1);
}

.page-news .ep-inside .section-head__title {
  color: var(--on-paper-1);
}

.page-news .ep-inside .section-head__meta {
  color: var(--on-paper-2);
}

.page-news .ep-inside .eyebrow {
  color: var(--brass-ink);
}

.page-news .ep-inside__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}

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

.page-news .ep-inside__list li {
  position: relative;
  padding: 0 0 22px 46px;
  border-bottom: 1px solid rgba(10, 22, 34, 0.14);
  margin-bottom: 22px;
}

.page-news .ep-inside__list li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-news .ep-inside__no {
  position: absolute;
  left: 0;
  top: 2px;
  font-size: var(--step-3);
  color: var(--brass-ink);
}

.page-news .ep-inside__list h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-4);
  color: var(--on-paper-1);
}

.page-news .ep-inside__list p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--on-paper-2);
}

.page-news .ep-inside__figure {
  margin: 0;
}

.page-news .ep-inside__figure figcaption {
  margin-top: 12px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--on-paper-2);
}

/* ---------- 更新节奏 ---------- */
.page-news .ep-cadence {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}

.page-news .ep-cadence__figure {
  margin: 0;
}

.page-news .ep-cadence__figure figcaption {
  margin-top: 12px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--slate);
}

.page-news .ep-cadence__text p {
  margin: 0 0 18px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .ep-cadence__marks {
  margin: 24px 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .ep-cadence__marks li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--step-3);
  color: var(--text-2);
}

.page-news .ep-cadence__marks .mono {
  flex: 0 0 52px;
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--celadon);
}

/* ---------- 怎么挑一期 ---------- */
.page-news .ep-picks {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 32px;
}

.page-news .ep-pick {
  padding: 24px 22px;
  background: rgba(18, 41, 61, 0.5);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--ep-cut) 100%, 0 calc(100% - var(--ep-cut)));
}

.page-news .ep-pick:nth-child(2) {
  border-top-color: var(--amber);
  clip-path: polygon(var(--ep-cut) 0, 100% 0, 100% calc(100% - var(--ep-cut)), calc(100% - var(--ep-cut)) 100%, 0 100%);
}

.page-news .ep-pick:nth-child(3) {
  border-top-color: var(--celadon);
}

.page-news .ep-pick__role {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: var(--brass-soft);
}

.page-news .ep-pick h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-4);
  line-height: 1.35;
  color: var(--text-1);
}

.page-news .ep-pick p {
  margin: 0 0 14px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .ep-pick__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.04em;
  color: var(--slate);
}

/* ---------- 收束 ---------- */
.page-news .ep-outro {
  margin: 56px 0 0;
  padding: 32px 24px;
  background:
    linear-gradient(120deg, rgba(185, 136, 63, 0.16) 0%, transparent 62%),
    var(--ink-700);
  border-left: 4px solid var(--brass);
}

.page-news .ep-outro__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-5);
  line-height: 1.2;
  color: var(--text-1);
}

.page-news .ep-outro p {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .ep-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-news .ep-hero {
    padding: 56px 0 72px;
  }

  .page-news .ep-hero__num {
    font-size: 112px;
  }

  .page-news .ep-hero__title {
    font-size: 46px;
  }

  .page-news .ep-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-news .ep-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 24px 56px;
    align-items: center;
  }

  .page-news .ep-hero__title {
    font-size: 54px;
  }

  .page-news .ep-inside__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    gap: 48px;
  }

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

  .page-news .ep-picks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .ep-outro {
    padding: 40px 36px;
  }
}

@media (min-width: 1024px) {
  .page-news .archive-layout {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .archive-rail {
    position: sticky;
    top: 108px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
    margin-bottom: 0;
  }

  .page-news .archive-rail .index-link {
    white-space: normal;
  }

  .page-news .archive-main {
    min-width: 0;
  }

  .page-news .ep-section {
    padding: 72px 0 8px;
  }

  .page-news .ep-band {
    height: 76px;
  }

  .page-news .ep-inside {
    margin-top: 72px;
    padding: 72px 56px 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .ep-card,
  .page-news .ep-series-list a {
    transition: none;
  }

  .page-news .ep-card:hover,
  .page-news .ep-card:focus-within {
    transform: none;
  }
}