.page-news {
  --pn-line: rgba(18, 18, 18, 0.12);
  --pn-line-dark: rgba(247, 244, 236, 0.18);
  --pn-ink-soft: #3B403C;
  background: var(--paper);
  color: var(--char);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

.page-news .pn-wrap {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-news .pn-board {
  max-width: 860px;
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-news .breadcrumb {
  padding-block: clamp(0.9rem, 2.5vw, 1.4rem);
  font-size: 0.8rem;
}

/* ---------- 首屏 ---------- */
.page-news .pn-hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 5vw, 3.5rem);
  background:
    radial-gradient(130% 150% at 88% -10%, var(--deep-teal) 0%, var(--ink-green) 62%);
  color: var(--paper);
}

.page-news .pn-hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -45% 32%;
  height: 78%;
  background: repeating-linear-gradient(115deg, rgba(242, 140, 40, 0.18) 0 2px, transparent 2px 48px);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-news .pn-hero > * {
  position: relative;
  z-index: 1;
}

.page-news .pn-hero .eyebrow {
  color: var(--apricot);
}

.page-news .pn-hero h1 {
  margin: 0.7rem 0 0;
  font-size: clamp(1.95rem, 6.6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
  max-width: 20ch;
}

.page-news .pn-hero__lead {
  margin: clamp(0.85rem, 2.5vw, 1.35rem) 0 0;
  max-width: 44ch;
  font-size: clamp(0.95rem, 2.4vw, 1.06rem);
  line-height: 1.85;
  color: rgba(247, 244, 236, 0.84);
}

.page-news .pn-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  padding-top: clamp(1rem, 3vw, 1.4rem);
  border-top: 1px solid var(--pn-line-dark);
}

.page-news .pn-meta__cell dt {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--concrete);
}

.page-news .pn-meta__cell dd {
  margin: 0.35rem 0 0;
  font-size: clamp(1.05rem, 2.6vw, 1.4rem);
  font-weight: 700;
  color: var(--apricot);
}

/* ---------- 章节通用 ---------- */
.page-news .pn-section {
  padding-block: clamp(2.25rem, 6.5vw, 4.25rem);
}

.page-news .pn-section + .pn-section {
  padding-top: 0;
}

.page-news .section-head {
  margin-bottom: clamp(1.35rem, 4vw, 2.25rem);
}

.page-news .chapter-num {
  display: block;
  font-size: clamp(1.9rem, 5.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--apricot);
  margin-bottom: 0.5rem;
}

.page-news .section-head__title {
  margin: 0;
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-news .section-head__note {
  margin: 0.75rem 0 0;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--fog);
}

.page-news .pn-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.page-news .pn-time {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--fog);
}

.page-news .pill {
  font-size: 0.74rem;
}

/* ---------- 专家专栏专题板 ---------- */
.page-news .pn-entry {
  padding-block: clamp(1.1rem, 3vw, 1.6rem);
  border-top: 1px solid var(--pn-line);
}

.page-news .pn-entry--lead {
  border-top: 0;
  padding: 0;
  margin-bottom: clamp(0.75rem, 2.5vw, 1.25rem);
  background: var(--cold-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-news .pn-entry__media {
  margin: 0;
  background: var(--ink-green);
}

.page-news .pn-entry__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .pn-entry__body {
  padding: clamp(1.1rem, 3.2vw, 1.75rem);
}

.page-news .pn-entry__title {
  margin: 0.65rem 0 0.5rem;
  font-size: clamp(1.2rem, 3.4vw, 1.5rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
}

.page-news .pn-entry__sum {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.82;
  color: var(--pn-ink-soft);
}

.page-news .pn-entry:not(.pn-entry--lead) {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.7rem;
}

.page-news .pn-entry__idx {
  padding-top: 0.15rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--apricot);
}

/* 折叠线索区 */
.page-news .pn-entry__more {
  margin-top: 0.9rem;
  border-radius: var(--radius-md);
  background: var(--amber-soft);
}

.page-news .pn-entry__more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.95rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink-green);
  border-radius: var(--radius-md);
  transition: background 0.2s var(--ease);
}

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

.page-news .pn-entry__more summary::after {
  content: "＋";
  font-size: 1rem;
  color: var(--apricot);
}

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

.page-news .pn-entry__more summary:hover {
  background: rgba(15, 42, 36, 0.07);
}

.page-news .pn-entry__more-body {
  display: grid;
  gap: 1rem;
  padding: 0.2rem 0.95rem 1.1rem;
}

.page-news .pn-entry__more-body h4 {
  margin: 0 0 0.35rem;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--deep-teal);
}

.page-news .pn-entry__more-body p,
.page-news .pn-entry__more-body li {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--char);
}

.page-news .pn-entry__more-body ul {
  margin: 0;
  padding-left: 1rem;
}

.page-news .pn-entry__more-body a {
  color: var(--ink-green);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--apricot);
}

/* ---------- 轮次观察 ---------- */
.page-news .pn-rounds {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: clamp(1.4rem, 4.5vw, 3rem);
  background: var(--ink-green);
  color: var(--paper);
}

.page-news .pn-rounds .chapter-num {
  color: var(--apricot);
}

.page-news .pn-rounds .section-head__title {
  color: var(--paper);
}

.page-news .pn-rounds .section-head__note {
  color: var(--concrete);
}

.page-news .pn-scale {
  display: flex;
  gap: 0.55rem;
  overflow-x: auto;
  padding-bottom: 0.6rem;
  margin-bottom: clamp(1.25rem, 3.5vw, 1.9rem);
  scrollbar-width: thin;
}

.page-news .pn-scale__tick {
  flex: 0 0 auto;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--pn-line-dark);
  border-radius: var(--radius-pill);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .pn-scale__tick .num {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--apricot);
}

.page-news .pn-scale__tick--wide {
  justify-content: center;
  padding-inline: 1.15rem;
  color: var(--concrete);
}

.page-news .pn-scale__tick:hover,
.page-news .pn-scale__tick:focus-visible {
  background: var(--deep-teal);
  border-color: var(--neon);
  color: var(--cold-white);
}

.page-news .pn-rounds__media {
  margin: 0 0 clamp(1.25rem, 3.5vw, 1.9rem);
}

.page-news .pn-rounds__media img,
.page-news .pn-updates__media img,
.page-news .pn-notes__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-lg);
  max-width: 100%;
}

.page-news .pn-rounds__media figcaption,
.page-news .pn-updates__media figcaption,
.page-news .pn-notes__media figcaption {
  margin-top: 0.6rem;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--concrete);
}

.page-news .pn-round-list {
  display: grid;
  gap: 0.85rem;
}

.page-news .pn-round {
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--apricot);
  border-radius: var(--radius-md);
  background: var(--deep-teal);
  scroll-margin-top: 96px;
}

.page-news .pn-round__num {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--apricot);
}

.page-news .pn-round h3 {
  margin: 0.3rem 0 0.45rem;
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--cold-white);
}

.page-news .pn-round p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: rgba(247, 244, 236, 0.8);
}

.page-news .pn-round__link {
  display: inline-block;
  margin-top: 0.65rem;
  font-size: 0.82rem;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(66, 245, 212, 0.45);
  padding-bottom: 2px;
}

.page-news .pn-round__link:hover {
  color: var(--cold-white);
  border-bottom-color: var(--cold-white);
}

/* ---------- 产品动态 ---------- */
.page-news .pn-updates-grid {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2rem);
}

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

.page-news .pn-updates__media figcaption {
  color: var(--fog);
}

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

.page-news .pn-update {
  position: relative;
  padding-left: 1.1rem;
  border-left: 2px solid var(--concrete);
}

.page-news .pn-update::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.45rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--apricot);
}

.page-news .pn-update__title {
  margin: 0.55rem 0 0.4rem;
  font-size: 1.05rem;
  line-height: 1.4;
}

.page-news .pn-update p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--pn-ink-soft);
}

/* ---------- 城市看台笔记 ---------- */
.page-news .pn-notes {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2rem);
}

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

.page-news .pn-notes__media figcaption {
  color: var(--fog);
}

.page-news .pn-notes__list {
  display: grid;
  gap: 1rem;
}

.page-news .pn-note {
  padding: clamp(1rem, 3vw, 1.35rem);
  background: var(--cold-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-news .pn-note:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
}

.page-news .pn-note h3 {
  margin: 0.55rem 0 0.45rem;
  font-size: 1.05rem;
  line-height: 1.4;
}

.page-news .pn-note p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--pn-ink-soft);
}

/* ---------- 更新索引 ---------- */
.page-news .pn-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: clamp(1rem, 3vw, 1.5rem);
}

.page-news .pn-cats .pill {
  background: var(--amber-soft);
  color: var(--ink-green);
}

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

.page-news .pn-index__item {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: 0.65rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .pn-index__num {
  padding-top: 0.1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--apricot);
}

.page-news .pn-index__title {
  margin: 0.45rem 0 0.25rem;
  font-size: 1rem;
  line-height: 1.42;
  font-weight: 600;
}

.page-news .pn-index__sum {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--fog);
}

.page-news .pn-index__time {
  grid-column: 2;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--fog);
}

/* ---------- 收尾 ---------- */
.page-news .pn-cta {
  padding: clamp(1.4rem, 4.5vw, 2.5rem);
  border-radius: var(--radius-xl);
  background: var(--amber-soft);
}

.page-news .pn-cta__title {
  margin: 0;
  font-size: clamp(1.3rem, 3.6vw, 1.75rem);
  line-height: 1.3;
  color: var(--ink-green);
}

.page-news .pn-cta__text {
  margin: 0.7rem 0 0;
  max-width: 48ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--pn-ink-soft);
}

.page-news .pn-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: clamp(1.1rem, 3vw, 1.6rem);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-news .pn-entry:not(.pn-entry--lead) {
    grid-template-columns: 2.8rem minmax(0, 1fr);
    gap: 1rem;
  }

  .page-news .pn-entry__more-body {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.1rem;
  }

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

  .page-news .pn-round:first-child {
    grid-column: 1 / -1;
  }

  .page-news .pn-index__item {
    grid-template-columns: 2.4rem minmax(0, 1fr) auto;
    align-items: start;
    gap: 0.9rem;
  }

  .page-news .pn-index__time {
    grid-column: auto;
    padding-top: 0.55rem;
    white-space: nowrap;
  }
}

@media (min-width: 760px) {
  .page-news .pn-meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .pn-entry__idx {
    font-size: 1.1rem;
  }
}

@media (min-width: 880px) {
  .page-news .pn-updates-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-news .pn-notes {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .pn-rounds__media {
    margin-bottom: 1.75rem;
  }

  .page-news .pn-rounds__media img {
    aspect-ratio: 21 / 9;
  }
}

@media (min-width: 1000px) {
  .page-news .pn-round-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .pn-round:first-child {
    grid-column: auto;
  }
}
<<<END>>>