.page-news {
  --news-amber-ink: #8A5A0B;
  --news-coral-ink: #B33A1E;
  --news-grid-line: rgba(124, 199, 232, 0.12);
  --news-card-shadow: 7px 7px 0 rgba(4, 18, 31, 0.6);
  position: relative;
  padding-bottom: 56px;
  background-image:
    linear-gradient(var(--news-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--news-grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: center top;
}

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

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

/* ---------- 首屏 ---------- */
.page-news .news-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 22px;
}

.page-news .news-hero__intro h1 {
  margin: 12px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(30px, 7.4vw, 58px);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-news .news-hero__intro .lead {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(246, 243, 234, 0.82);
}

.page-news .news-hero__stats {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  margin: 30px 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-news .news-hero__num {
  font-size: 30px;
  line-height: 1;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-news .news-hero__cap {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .news-hero__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--news-card-shadow);
}

.page-news .news-hero__figure img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-news .news-hero__figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--blueprint);
}

/* ---------- 报告列表 ---------- */
.page-news .news-board__head {
  max-width: 62ch;
}

.page-news .news-board__head h2,
.page-news .news-rhythm__head h2,
.page-news .news-topics__head h2,
.page-news .news-next h2 {
  margin: 10px 0 12px;
  font-family: var(--font-head);
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.2;
  color: var(--paper);
}

.page-news .news-board__note,
.page-news .news-rhythm__lead,
.page-news .news-topics__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 243, 234, 0.7);
}

.page-news .news-board__body {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-news .news-rail {
  border: 1px solid var(--line);
  background: rgba(11, 42, 67, 0.55);
  padding: 18px 16px 20px;
}

.page-news .news-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--blueprint);
}

.page-news .news-rail__group + .news-rail__group {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line-soft);
}

.page-news .news-rail__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-news .news-rail__list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-rail__list a {
  display: block;
  padding: 6px 8px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(246, 243, 234, 0.88);
  text-decoration: none;
  transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.page-news .news-rail__list a:hover,
.page-news .news-rail__list a:focus-visible {
  border-left-color: var(--coral);
  background: rgba(255, 111, 74, 0.12);
  color: var(--paper);
}

.page-news .news-list {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-news .news-card {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid rgba(11, 15, 20, 0.18);
  border-left: 4px solid var(--mist);
  box-shadow: var(--news-card-shadow);
  scroll-margin-top: 96px;
}

.page-news .news-card--east { border-left-color: var(--celadon); }
.page-news .news-card--south { border-left-color: var(--cinnabar); }
.page-news .news-card--north { border-left-color: var(--amber); }
.page-news .news-card--deep { border-left-color: var(--blueprint); }

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

.page-news .news-card__stamp {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(11, 15, 20, 0.6);
}

.page-news .news-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .news-card__summary {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(11, 15, 20, 0.78);
}

.page-news .news-card__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(11, 15, 20, 0.2);
}

.page-news .news-card__more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--news-amber-ink);
  transition: color 0.18s ease;
}

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

.page-news .news-card__more summary::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
  background:
    linear-gradient(currentColor, currentColor) center / 6px 1px no-repeat,
    linear-gradient(currentColor, currentColor) center / 1px 6px no-repeat;
}

.page-news .news-card__more[open] summary::before {
  background: linear-gradient(currentColor, currentColor) center / 6px 1px no-repeat;
}

.page-news .news-card__more summary:hover,
.page-news .news-card__more summary:focus-visible {
  color: var(--news-coral-ink);
}

.page-news .news-card__points {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-card__points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(11, 15, 20, 0.8);
}

.page-news .news-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--amber);
}

/* ---------- 双栏节奏 ---------- */
.page-news .news-rhythm__head {
  max-width: 64ch;
}

.page-news .news-rhythm__grid {
  display: grid;
  gap: 20px;
  margin-top: 30px;
}

.page-news .news-rhythm__col {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: 26px 20px 24px;
  border: 1px solid var(--line);
  background: rgba(11, 42, 67, 0.5);
  overflow: hidden;
}

.page-news .news-rhythm__col::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--celadon);
}

.page-news .news-rhythm__col--south::before {
  background: var(--cinnabar);
}

.page-news .news-rhythm__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--celadon);
}

.page-news .news-rhythm__col--south .news-rhythm__tag {
  color: var(--cinnabar);
}

.page-news .news-rhythm__col h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 22px;
  line-height: 1.3;
  color: var(--paper);
}

.page-news .news-rhythm__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 243, 234, 0.78);
}

.page-news .news-rhythm__figure {
  margin: 4px 0 2px;
  border: 1px solid var(--line-soft);
  background: var(--deep-2);
}

.page-news .news-rhythm__figure img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.page-news .news-rhythm__figure figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-rhythm__points {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-rhythm__points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(246, 243, 234, 0.76);
}

.page-news .news-rhythm__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 1px;
  background: var(--blueprint);
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics__head {
  max-width: 62ch;
}

.page-news .news-topics__grid {
  display: grid;
  gap: 20px;
  margin-top: 30px;
}

.page-news .news-topic {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 24px 22px 26px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid rgba(11, 15, 20, 0.16);
  box-shadow: var(--news-card-shadow);
  scroll-margin-top: 96px;
}

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

.page-news .news-topic__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--news-amber-ink);
}

.page-news .news-topic h3 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 21px;
  line-height: 1.38;
  color: var(--ink);
}

.page-news .news-topic__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(11, 15, 20, 0.78);
}

.page-news .news-topic__list {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed rgba(11, 15, 20, 0.2);
}

.page-news .news-topic__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(11, 15, 20, 0.76);
}

.page-news .news-topic__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--coral);
}

.page-news .news-topic__figure {
  margin: 0 0 18px;
  border: 1px solid rgba(11, 15, 20, 0.16);
  background: var(--deep-2);
}

.page-news .news-topic__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .news-topic__figure figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--blueprint);
}

/* ---------- 延伸阅读 ---------- */
.page-news .news-next__grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-news .news-next__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  background: rgba(11, 42, 67, 0.45);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-news .news-next__item:hover,
.page-news .news-next__item:focus-visible {
  transform: translateY(-3px);
  border-color: var(--coral);
  background: rgba(255, 111, 74, 0.12);
}

.page-news .news-next__idx {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-news .news-next__item h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.3;
  color: var(--paper);
}

.page-news .news-next__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246, 243, 234, 0.76);
}

.page-news .news-next__go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--coral);
}

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

  .page-news .news-topic--wide {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 26px;
    align-items: center;
  }

  .page-news .news-topic--wide .news-topic__figure {
    margin: 0;
  }

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-rhythm__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }

  .page-news .news-card {
    padding: 24px 26px 26px;
  }

  .page-news .news-card h3 {
    font-size: 22px;
  }
}

@media (min-width: 1040px) {
  .page-news .news-board__body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 24px;
  }

  .page-news .news-list {
    gap: 22px;
  }

  .page-news .news-list .news-card:nth-child(even) {
    margin-left: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-next__item,
  .page-news .news-rail__list a,
  .page-news .news-card__more summary {
    transition: none;
  }

  .page-news .news-next__item:hover,
  .page-news .news-next__item:focus-visible {
    transform: none;
  }
}