.page-news {
  --news-pad: clamp(2.5rem, 6vw, 4.5rem);
  --news-dash: 2px dashed rgba(92, 107, 115, 0.55);
}

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

.page-news .media-frame__img {
  display: block;
  width: 100%;
}

.page-news .eyebrow {
  margin: 0 0 0.75rem;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  background: linear-gradient(158deg, var(--c-deep) 0%, var(--c-channel) 78%, #1a6779 100%);
  color: var(--c-mist);
  border-bottom: var(--frame) solid var(--c-ink);
  padding-block: clamp(2rem, 5vw, 3.25rem) clamp(2.5rem, 6vw, 4rem);
  overflow: hidden;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-hero__intro h1 {
  font-family: var(--font-head);
  font-size: clamp(2.05rem, 6.4vw, 3.9rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--c-mist);
  margin: 0 0 1rem;
}

.page-news .news-hero__intro .lede {
  color: rgba(244, 247, 245, 0.9);
  max-width: 34em;
  margin: 0;
}

.page-news .news-hero__meta {
  margin: 1.5rem 0 0;
  padding-top: 0.9rem;
  border-top: var(--news-dash);
  color: var(--c-electric);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1rem;
  margin-top: 1.75rem;
}

/* 头条卡 */

.page-news .news-topline {
  background: var(--c-warm);
  color: var(--c-ink);
  border: var(--frame) solid var(--c-ink);
  box-shadow: 10px 10px 0 var(--c-coral);
  padding: 1.4rem 1.4rem 1.6rem;
}

.page-news .news-topline__num {
  display: block;
  font-size: clamp(3.1rem, 13vw, 5.4rem);
  line-height: 0.88;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--c-coral);
}

.page-news .news-topline__label {
  margin: 0.6rem 0 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--c-slate);
}

.page-news .news-topline__title {
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 4.2vw, 1.85rem);
  line-height: 1.24;
  font-weight: 800;
  margin: 0 0 0.75rem;
  color: var(--c-ink);
}

.page-news .news-topline__text {
  margin: 0 0 1.1rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-news .news-topline__link {
  display: inline-block;
  font-weight: 700;
  color: var(--c-deep);
  text-decoration: none;
  border-bottom: 3px solid var(--c-coral);
  padding-bottom: 0.15rem;
}

.page-news .news-topline__link:hover,
.page-news .news-topline__link:focus-visible {
  color: var(--c-coral);
}

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

.page-news .news-hero__media .media-frame__img {
  border: var(--frame) solid var(--c-electric);
}

.page-news .news-hero__media .media-frame__cap {
  color: rgba(244, 247, 245, 0.72);
}

/* ---------- 摘要 ---------- */

.page-news .news-digest__grid {
  align-items: start;
  gap: 1.75rem 3rem;
}

.page-news .news-digest__rail h2 {
  font-family: var(--font-head);
  font-size: clamp(1.35rem, 3.6vw, 1.9rem);
  line-height: 1.2;
  font-weight: 800;
  margin: 0;
  color: var(--c-deep);
}

.page-news .news-digest__body p {
  margin-top: 0;
}

.page-news .news-digest__body a {
  color: var(--c-channel);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--c-coral-soft);
}

.page-news .news-digest__body a:hover,
.page-news .news-digest__body a:focus-visible {
  border-bottom-color: var(--c-coral);
}

.page-news .digest-points {
  list-style: none;
  margin: 1.75rem 0;
  padding: 0;
  border-top: var(--frame) solid var(--c-ink);
}

.page-news .digest-points li {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid rgba(16, 24, 32, 0.16);
}

.page-news .digest-points__k {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--c-coral);
  font-weight: 700;
}

.page-news .digest-points__v {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

/* ---------- 章节目录 ---------- */

.page-news .news-rail {
  margin-block: 0.5rem 0;
}

/* ---------- 更新列表 ---------- */

.page-news .news-log__head {
  max-width: 46rem;
}

.page-news .news-log__head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  line-height: 1.16;
  font-weight: 800;
  margin: 0 0 0.9rem;
  color: var(--c-deep);
}

.page-news .news-log__head .lede {
  margin: 0;
  color: var(--c-ink-soft);
}

.page-news .log-list {
  list-style: none;
  margin: 2.25rem 0 0;
  padding: 0;
  border-top: var(--frame) solid var(--c-ink);
}

.page-news .log-item {
  display: grid;
  grid-template-columns: 2.75rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.25rem 0;
  border-bottom: var(--news-dash);
  transition: background-color 0.18s ease;
}

.page-news .log-item:hover {
  background-color: rgba(255, 107, 74, 0.08);
}

.page-news .log-item__num {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-slate);
  padding-top: 0.2rem;
}

.page-news .log-item--lead .log-item__num {
  color: var(--c-coral);
}

.page-news .log-item__tags {
  margin: 0 0 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-news .news-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  padding: 0.2rem 0.5rem;
  border: 1.5px solid var(--c-deep);
  color: var(--c-deep);
  background: var(--c-mist);
}

.page-news .news-tag--time {
  border-color: var(--c-coral);
  color: var(--c-coral);
  background: transparent;
}

.page-news .log-item__title {
  font-family: var(--font-head);
  font-size: clamp(1.02rem, 2.7vw, 1.3rem);
  line-height: 1.38;
  font-weight: 800;
  margin: 0 0 0.4rem;
  color: var(--c-ink);
}

.page-news .log-item__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--c-slate);
}

/* ---------- 旧版迁移专题 ---------- */

.page-news .news-legacy__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-legacy__intro h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.4vw, 2.4rem);
  line-height: 1.16;
  font-weight: 800;
  margin: 0 0 0.9rem;
  color: var(--c-ink);
}

.page-news .news-legacy__intro p {
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--c-ink-soft);
  max-width: 32em;
}

.page-news .news-legacy__intro .media-frame {
  margin: 1.5rem 0 0;
}

.page-news .legacy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.page-news .legacy-item {
  background: var(--c-warm);
  border: var(--frame) solid var(--c-ink);
  box-shadow: 6px 6px 0 var(--c-deep);
  padding: 1.2rem 1.2rem 1.35rem;
}

.page-news .legacy-item__kicker {
  margin: 0 0 0.5rem;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--c-channel);
}

.page-news .legacy-item__title {
  font-family: var(--font-head);
  font-size: clamp(1.02rem, 2.6vw, 1.22rem);
  line-height: 1.4;
  font-weight: 800;
  margin: 0 0 0.55rem;
  color: var(--c-ink);
}

.page-news .legacy-item p {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--c-ink-soft);
}

.page-news .legacy-item__link {
  display: inline-block;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--c-coral);
  text-decoration: none;
  border-bottom: 2px solid var(--c-coral-soft);
  padding-bottom: 0.1rem;
}

.page-news .legacy-item__link:hover,
.page-news .legacy-item__link:focus-visible {
  color: var(--c-deep);
  border-bottom-color: var(--c-deep);
}

/* ---------- 移动端记录观察 ---------- */

.page-news .news-mobile__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-mobile__text h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.4vw, 2.4rem);
  line-height: 1.16;
  font-weight: 800;
  margin: 0 0 0.9rem;
  color: var(--c-deep);
}

.page-news .news-mobile__text p {
  font-size: 0.98rem;
  line-height: 1.82;
  color: var(--c-ink-soft);
}

.page-news .news-records {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(16, 24, 32, 0.22);
  border: var(--frame) solid var(--c-ink);
}

.page-news .news-records li {
  background: var(--c-mist);
  padding: 1.05rem 1.05rem 1.2rem;
  display: grid;
  gap: 0.3rem;
  align-content: start;
}

.page-news .news-records__num {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-electric);
}

.page-news .news-records__name {
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--c-deep);
}

.page-news .news-records__desc {
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--c-slate);
}

/* ---------- 更新节奏 ---------- */

.page-news .news-cadence {
  color: var(--c-mist);
}

.page-news .news-cadence__grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-cadence h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.4vw, 2.4rem);
  line-height: 1.16;
  font-weight: 800;
  margin: 0 0 0.9rem;
  color: var(--c-mist);
}

.page-news .news-cadence p {
  font-size: 0.98rem;
  line-height: 1.82;
  color: rgba(244, 247, 245, 0.88);
}

.page-news .news-cadence a {
  color: var(--c-electric);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(91, 192, 190, 0.6);
}

.page-news .news-cadence a:hover,
.page-news .news-cadence a:focus-visible {
  border-bottom-color: var(--c-coral);
  color: var(--c-coral-soft);
}

.page-news .cadence-stats {
  list-style: none;
  margin: 1.75rem 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(244, 247, 245, 0.22);
  border: 2px solid rgba(244, 247, 245, 0.28);
}

.page-news .cadence-stats li {
  background: var(--c-deep);
  padding: 1rem 1.05rem;
  display: grid;
  gap: 0.2rem;
}

.page-news .cadence-stats__num {
  font-size: clamp(1.6rem, 5vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-coral);
  line-height: 1.1;
}

.page-news .cadence-stats__label {
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: rgba(244, 247, 245, 0.8);
}

.page-news .news-cadence__grid .media-frame {
  margin: 0;
}

.page-news .news-help {
  margin-top: clamp(2rem, 5vw, 3rem);
  border-top: var(--news-dash);
  padding-top: 1.5rem;
  display: grid;
  gap: 1.1rem;
}

.page-news .news-help p {
  margin: 0;
  max-width: 44em;
}

.page-news .news-help strong {
  color: var(--c-coral-soft);
}

.page-news .news-help .mono {
  color: var(--c-electric);
  font-weight: 700;
}

.page-news .news-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
}

.page-news .news-help__actions .copy-btn {
  background: transparent;
  border: var(--frame) solid var(--c-electric);
  color: var(--c-electric);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.7rem 1.1rem;
  cursor: pointer;
  box-shadow: 5px 5px 0 var(--c-ink);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.page-news .news-help__actions .copy-btn:hover,
.page-news .news-help__actions .copy-btn:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--c-ink);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .digest-points li {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

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

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2.5rem 3rem;
    align-items: start;
  }

  .page-news .news-hero__intro {
    padding-top: 0.75rem;
  }

  .page-news .news-hero__media {
    grid-column: 1 / -1;
  }

  .page-news .news-legacy__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: start;
  }

  .page-news .news-mobile__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 2.5rem 3rem;
    align-items: start;
  }

  .page-news .news-mobile__records {
    grid-column: 1 / -1;
  }

  .page-news .news-cadence__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3rem;
    align-items: center;
  }

  .page-news .log-item {
    grid-template-columns: 4rem minmax(0, 1fr);
    gap: 1.5rem;
    padding: 1.5rem 0;
  }

  .page-news .log-list {
    column-count: 2;
    column-gap: 3rem;
    column-rule: var(--news-dash);
  }

  .page-news .log-item {
    break-inside: avoid;
  }
}

@media (min-width: 1040px) {
  .page-news .news-records {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item,
  .page-news .news-help__actions .copy-btn {
    transition: none;
  }
}