.page-news {
  background: var(--ink-purple);
  color: var(--cream);
  overflow-x: clip;
}

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

.page-news .news-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-head__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.2vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 8px 0 10px;
  color: var(--cream);
}

.page-news .news-head__lede {
  max-width: 58ch;
  color: var(--mauve);
  font-size: 0.97rem;
  line-height: 1.75;
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.2vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 10px 0 16px;
  color: var(--cream);
}

.page-news .news-hero__lede {
  color: var(--mauve);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 56ch;
  margin: 0;
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 24px;
}

.page-news .news-stat {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--glass);
  background: linear-gradient(150deg, rgba(61, 225, 255, 0.12), rgba(255, 61, 190, 0.1));
}

.page-news .news-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-news .news-stat:nth-child(2) .news-stat__num {
  color: var(--gold);
}

.page-news .news-stat__label {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--mauve);
}

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

.page-news .news-hero__aside {
  display: grid;
  gap: 18px;
}

.page-news .news-issue-badge {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  padding: 18px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  background: linear-gradient(135deg, rgba(61, 225, 255, 0.18), rgba(255, 61, 190, 0.18));
}

.page-news .news-issue-badge__num {
  font-size: clamp(3.4rem, 13vw, 5.6rem);
  line-height: 0.78;
  font-weight: 700;
  background: linear-gradient(120deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .news-issue-badge__label {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--cream);
  padding-bottom: 6px;
}

.page-news .news-hero__visual {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass);
}

/* ---------- 时间线 ---------- */
.page-news .news-timeline-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 12px;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--magenta) 55%, rgba(255, 255, 255, 0.08));
}

.page-news .news-timeline__item {
  position: relative;
  padding-left: 34px;
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ink-purple);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(61, 225, 255, 0.12);
}

.page-news .news-issue {
  border: 1px solid var(--glass);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-news .news-issue[open] {
  border-color: rgba(61, 225, 255, 0.45);
  background: linear-gradient(160deg, rgba(61, 225, 255, 0.1), rgba(255, 61, 190, 0.07));
}

.page-news .news-issue__summary {
  list-style: none;
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 46px 14px 18px;
  cursor: pointer;
  border-radius: 14px;
}

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

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

.page-news .news-issue__no {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-news .news-issue__time {
  font-size: 0.74rem;
  color: var(--mauve);
  letter-spacing: 0.03em;
}

.page-news .news-issue__title {
  flex: 1 1 100%;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--cream);
}

.page-news .news-issue__mark {
  position: absolute;
  right: 18px;
  top: 22px;
  width: 14px;
  height: 14px;
}

.page-news .news-issue__mark::before,
.page-news .news-issue__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--cyan);
  border-radius: 1px;
  transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-news .news-issue__mark::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-news .news-issue__mark::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.page-news .news-issue[open] .news-issue__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.page-news .news-issue__body {
  padding: 0 18px 16px;
  color: var(--mauve);
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-news .news-issue__body p {
  margin: 0;
}

.page-news .news-timeline__figure {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass);
}

/* ---------- 条目筛选 ---------- */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.page-news .filter-btn {
  font: inherit;
  font-size: 0.85rem;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--glass);
  background: rgba(255, 255, 255, 0.05);
  color: var(--mauve);
  cursor: pointer;
  transition: color 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .filter-btn:hover {
  color: var(--cream);
  border-color: rgba(61, 225, 255, 0.45);
}

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

.page-news .filter-btn[aria-pressed="true"] {
  background: linear-gradient(120deg, var(--cyan), var(--magenta));
  border-color: transparent;
  color: var(--ink-purple);
  font-weight: 700;
}

.page-news .news-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .news-topic {
  display: grid;
  gap: 6px;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--cyan);
}

.page-news .news-topic:nth-child(3n + 2) {
  border-left-color: var(--magenta);
}

.page-news .news-topic:nth-child(3n) {
  border-left-color: var(--gold);
}

.page-news .news-topic__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--mauve);
  margin: 0;
}

.page-news .news-topic__title {
  font-size: 1.04rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--cream);
  margin: 0;
}

.page-news .news-topic__text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mauve);
  margin: 0;
}

.page-news .news-filter-empty {
  margin: 18px 0 0;
  font-size: 0.92rem;
  color: var(--mauve);
}

/* ---------- 双栏对照 ---------- */
.page-news .news-diff {
  display: grid;
  gap: 16px;
}

.page-news .news-diff__col {
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--glass);
}

.page-news .news-diff__col--old {
  background: rgba(255, 255, 255, 0.05);
}

.page-news .news-diff__col--new {
  background: var(--paper);
  border-color: transparent;
  color: var(--ink);
}

.page-news .news-diff__label {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin: 0 0 14px;
}

.page-news .news-diff__col--new .news-diff__label {
  color: var(--ink-soft);
}

.page-news .news-diff__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-diff__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
}

.page-news .news-diff__row p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.68;
}

.page-news .news-diff__col--old .news-diff__row p {
  color: var(--mauve);
}

.page-news .news-diff__col--new .news-diff__row p {
  color: var(--ink-soft);
}

.page-news .news-compare__figure {
  margin-top: clamp(22px, 3.5vw, 34px);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass);
}

/* ---------- 编辑手记 ---------- */
.page-news .news-note {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  background: var(--plum);
  padding: clamp(20px, 3.4vw, 40px);
}

.page-news .news-note__title {
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  margin: 8px 0 18px;
}

.page-news .news-note__figure {
  border-radius: 14px;
  overflow: hidden;
}

.page-news .news-note__body {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .news-note__text {
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.9;
  color: var(--cream);
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid rgba(242, 184, 75, 0.6);
}

.page-news .news-note__sign {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin: 6px 0 0;
  padding-left: 16px;
}

/* ---------- 回访提示 ---------- */
.page-news .news-return {
  display: grid;
  gap: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  background: linear-gradient(120deg, rgba(61, 225, 255, 0.18), rgba(255, 61, 190, 0.16));
  padding: clamp(22px, 3.6vw, 42px);
}

.page-news .news-return__title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 2rem);
  line-height: 1.22;
  margin: 0 0 12px;
  color: var(--cream);
}

.page-news .news-return__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--mauve);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 28px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-diff {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-news .news-note {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news .news-return {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .news-return__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1040px) {
  .page-news .news-timeline-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-timeline__figure {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-issue,
  .page-news .filter-btn,
  .page-news .news-issue__mark::before,
  .page-news .news-issue__mark::after {
    transition: none;
  }
}