.page-news {
  --pn-hair: rgba(27, 74, 58, 0.16);
  --pn-text-soft: #4A453C;
  --pn-body-text: #3B372F;
}

.page-news section[id] {
  scroll-margin-top: 6rem;
}

/* ---------- 首屏色带 ---------- */
.page-news .pn-band {
  background: var(--ink-deep);
  box-shadow: 0 0 0 100vmax var(--ink-deep);
  clip-path: inset(0 -100vmax);
  padding: clamp(6.5rem, 13vw, 9.5rem) 0 clamp(2.4rem, 5vw, 3.6rem);
  color: var(--on-deep);
}

.page-news .pn-band .breadcrumbs {
  color: var(--on-deep-soft);
  margin-bottom: clamp(1.6rem, 3vw, 2.4rem);
}

.page-news .pn-band .breadcrumbs a {
  color: var(--gold-soft);
  text-decoration: none;
}

.page-news .pn-band .breadcrumbs a:hover,
.page-news .pn-band .breadcrumbs a:focus-visible {
  color: var(--gold);
}

.page-news .pn-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  align-items: start;
}

.page-news .pn-hero__anchor {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-news .pn-hero h1 {
  font-family: var(--font-display);
  font-size: var(--h1);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper-bright);
  margin: 0.7rem 0 1.3rem;
}

.page-news .pn-hero__lede {
  max-width: 36em;
  margin: 0 0 1.8rem;
  font-size: clamp(1rem, 1.1vw, 1.08rem);
  line-height: 1.95;
  color: var(--on-deep);
}

.page-news .pn-hero__facts {
  list-style: none;
  margin: 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid rgba(201, 162, 74, 0.28);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.7rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--gold-soft);
}

.page-news .pn-hero__facts li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .pn-hero__facts li::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
}

.page-news .pn-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: 1.4rem;
  border-top: 1px solid rgba(201, 162, 74, 0.22);
}

.page-news .pn-toc a {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.06em;
  color: var(--on-deep);
  text-decoration: none;
  border: 1px solid rgba(201, 162, 74, 0.42);
  border-radius: 999px;
  padding: 0.42rem 0.9rem;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .pn-toc a:hover,
.page-news .pn-toc a:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-deep);
}

/* ---------- 通用媒体框 ---------- */
.page-news .media-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.page-news .media-caption {
  margin-top: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--bronze);
}

/* ---------- 近期笔记列表 ---------- */
.page-news .pn-list__figure {
  margin: 0 0 clamp(2rem, 4vw, 3rem);
}

.page-news .pn-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 58rem;
  border-top: 1px solid var(--pn-hair);
}

.page-news .pn-note {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.3rem 1.8rem;
  padding: clamp(1.2rem, 2.4vw, 1.8rem) 0;
  border-bottom: 1px solid var(--pn-hair);
}

.page-news .pn-note__no {
  margin: 0;
  padding-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-news .pn-note__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
}

.page-news .pn-note__when {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-news .pn-note__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 1.4vw, 1.28rem);
  line-height: 1.5;
  color: var(--ink-deep);
  margin: 0.5rem 0 0.55rem;
}

.page-news .pn-note__more summary {
  display: inline-block;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-mid);
  border-bottom: 1px dashed var(--line-gold);
  padding-bottom: 0.1rem;
}

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

.page-news .pn-note__more summary::after {
  content: " +";
  color: var(--gold);
}

.page-news .pn-note__more[open] summary::after {
  content: " −";
}

.page-news .pn-note__more p {
  margin: 0.85rem 0 0;
  max-width: 42em;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--pn-body-text);
}

/* ---------- 专题错位图文 ---------- */
.page-news .pn-topic-section {
  position: relative;
}

.page-news .pn-topic {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 3.5vw, 2.6rem);
  align-items: start;
}

.page-news .pn-topic__figure {
  margin: 0;
}

.page-news .pn-topic__body h2 {
  font-family: var(--font-display);
  font-size: var(--h2);
  font-weight: 900;
  line-height: 1.18;
  color: var(--ink-deep);
  margin: 0.6rem 0 1rem;
}

.page-news .pn-topic__link {
  margin: 1.8rem 0 0;
}

.page-news .pn-articles {
  list-style: none;
  margin: clamp(1.2rem, 2.4vw, 2rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--pn-hair);
}

.page-news .pn-article {
  padding: 1.1rem 0 1.1rem 1.1rem;
  border-bottom: 1px solid var(--pn-hair);
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-news .pn-article:hover {
  border-left-color: var(--gold);
  background: rgba(232, 216, 168, 0.24);
}

.page-news .pn-article__meta {
  margin: 0 0 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  color: var(--slate);
}

.page-news .pn-article h3 {
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink-deep);
  margin: 0 0 0.35rem;
}

.page-news .pn-article p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--pn-text-soft);
}

.page-news .pn-article a {
  color: var(--ink-mid);
  text-decoration: underline;
  text-decoration-color: var(--line-gold);
  text-underline-offset: 3px;
}

.page-news .pn-article a:hover {
  color: var(--cinnabar);
}

/* ---------- 入口重排时间线 ---------- */
.page-news .pn-timeline {
  list-style: none;
  margin: clamp(1.4rem, 3vw, 2.2rem) 0 0;
  padding: 0 0 0 1.2rem;
  border-left: 2px solid var(--line-gold);
}

.page-news .pn-timeline li {
  position: relative;
  padding: 0 0 1.7rem 1.1rem;
}

.page-news .pn-timeline li:last-child {
  padding-bottom: 0;
}

.page-news .pn-timeline li::before {
  content: "";
  position: absolute;
  left: -1.62rem;
  top: 0.5rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px var(--paper);
}

.page-news .pn-timeline__when {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  color: var(--bronze);
}

.page-news .pn-timeline h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink-deep);
  margin: 0 0 0.3rem;
}

.page-news .pn-timeline p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--pn-text-soft);
}

/* ---------- 编辑手记 ---------- */
.page-news .pn-editorial {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
  align-items: start;
}

.page-news .pn-steps {
  list-style: none;
  margin: clamp(1.4rem, 3vw, 2rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1.15rem;
}

.page-news .pn-steps li {
  display: grid;
  grid-template-columns: 4.4rem minmax(0, 1fr);
  gap: 0.9rem;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--pn-hair);
}

.page-news .pn-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .pn-steps__no {
  margin: 0;
  padding-top: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-news .pn-steps h3 {
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 800;
  color: var(--ink-deep);
  margin: 0 0 0.35rem;
}

.page-news .pn-steps p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--pn-text-soft);
}

.page-news .pn-editorial__link {
  margin: 1.6rem 0 0;
  font-size: 0.92rem;
}

.page-news .pn-editorial__link a {
  color: var(--ink-mid);
  text-underline-offset: 4px;
  text-decoration-color: var(--line-gold);
}

.page-news .pn-editorial__link a:hover {
  color: var(--cinnabar);
}

.page-news .pn-stats {
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--on-deep);
  background-color: var(--ink-deep);
}

.page-news .pn-stats dl {
  margin: 1rem 0 0;
}

.page-news .pn-stats__item {
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(232, 216, 168, 0.18);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
}

.page-news .pn-stats__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .pn-stats__label {
  font-size: 0.86rem;
  color: var(--on-deep);
}

.page-news .pn-stats__num {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.01em;
}

/* ---------- 线索征集 ---------- */
.page-news .pn-submit {
  background: var(--ink-deep);
  border-radius: var(--radius-lg);
  padding: clamp(1.8rem, 4vw, 3rem);
  color: var(--on-deep);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: center;
}

.page-news .pn-submit h2 {
  font-family: var(--font-display);
  font-size: var(--h2);
  font-weight: 900;
  line-height: 1.2;
  color: var(--paper-bright);
  margin: 0.6rem 0 1rem;
}

.page-news .pn-submit__text {
  margin: 0;
  max-width: 40em;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--on-deep);
}

.page-news .pn-submit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 820px) {
  .page-news .pn-note {
    grid-template-columns: 6.5rem minmax(0, 1fr);
  }

  .page-news .pn-note:nth-child(even) {
    margin-left: 3.5rem;
  }
}

@media (min-width: 900px) {
  .page-news .pn-hero {
    grid-template-columns: minmax(0, 2fr) minmax(0, 9fr);
    gap: 3rem;
  }

  .page-news .pn-hero__anchor {
    writing-mode: vertical-rl;
    letter-spacing: 0.34em;
    justify-self: start;
    padding-top: 0.6rem;
  }

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

  .page-news .pn-submit {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 2.5rem;
  }

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

@media (min-width: 980px) {
  .page-news .pn-topic {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(3rem, 6vw, 5.5rem);
  }

  .page-news .pn-topic__figure {
    margin-top: clamp(1.5rem, 4vw, 3.2rem);
  }

  .page-news .pn-topic--flip .pn-topic__figure {
    order: 2;
    margin-top: clamp(0.5rem, 2vw, 1.6rem);
  }

  .page-news .pn-topic--flip .pn-topic__body {
    margin-top: clamp(1.5rem, 4vw, 3.2rem);
  }
}

@media (min-width: 1024px) {
  .page-news .pn-note:nth-child(even) {
    margin-left: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-toc a,
  .page-news .pn-article {
    transition: none;
  }
}