.page-news {
  --pn-grid-line: rgba(42, 53, 87, 0.32);
  --pn-hair: rgba(169, 178, 199, 0.16);
  --pn-glow: rgba(242, 184, 87, 0.10);
  background-color: var(--sy-deep);
  background-image:
    linear-gradient(to right, var(--pn-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pn-grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--sy-paper);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: clip;
}

.page-news a {
  color: var(--sy-gold);
}

/* ---------- 首屏 ---------- */
.page-news .pn-masthead {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 48px) 0 clamp(30px, 5vw, 60px);
  border-bottom: 1px solid var(--sy-line);
}

.page-news .pn-masthead::after {
  content: "";
  position: absolute;
  right: -18%;
  top: -46%;
  width: min(560px, 90vw);
  height: min(560px, 90vw);
  border-radius: 50%;
  background: radial-gradient(circle, var(--pn-glow), transparent 64%);
  pointer-events: none;
}

.page-news .pn-masthead .sy-breadcrumb {
  position: relative;
  z-index: 1;
}

.page-news .pn-masthead__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-news .pn-masthead__text .sy-eyebrow {
  margin: 0 0 14px;
}

.page-news .pn-masthead h1 {
  margin: 0;
  font-family: var(--sy-font-display);
  font-size: clamp(30px, 6.2vw, 62px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sy-paper);
  max-width: 15em;
}

.page-news .pn-lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sy-mist);
}

.page-news .pn-masthead__issue {
  border-left: 1px solid var(--sy-gold-line);
  padding-left: clamp(14px, 3vw, 26px);
}

.page-news .pn-masthead__issue-no {
  display: block;
  font-family: var(--sy-font-display);
  font-size: clamp(72px, 15vw, 132px);
  font-weight: 200;
  line-height: 0.88;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
  color: rgba(242, 184, 87, 0.14);
  -webkit-text-stroke: 1px var(--sy-gold-line);
}

.page-news .pn-masthead__issue-label {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sy-gold);
}

.page-news .pn-masthead__issue-note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sy-mist);
  max-width: 22em;
}

/* ---------- 主体两栏 ---------- */
.page-news .pn-body {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
  padding-top: clamp(30px, 5vw, 60px);
}

.page-news .pn-rail__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sy-mist);
}

.page-news .pn-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .pn-rail__link {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--sy-line-soft);
  border-radius: 999px;
  text-decoration: none;
  color: var(--sy-mist);
  font-variant-numeric: tabular-nums;
  transition: color var(--sy-dur) var(--sy-ease), border-color var(--sy-dur) var(--sy-ease);
}

.page-news .pn-rail__link span {
  font-size: 15px;
  font-weight: 600;
}

.page-news .pn-rail__link em {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.04em;
  opacity: 0.75;
}

.page-news .pn-rail__link:hover,
.page-news .pn-rail__link:focus-visible {
  color: var(--sy-gold);
  border-color: var(--sy-gold-line);
}

.page-news .pn-rail__link.is-current {
  color: var(--sy-gold);
  border-color: var(--sy-gold);
}

.page-news .pn-flow {
  min-width: 0;
}

/* ---------- 当期宽卡 ---------- */
.page-news .pn-feature {
  background: var(--sy-panel);
  border: 1px solid var(--sy-line);
  border-radius: var(--sy-radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(7, 13, 34, 0.45);
}

.page-news .pn-feature__media {
  margin: 0;
  border-bottom: 1px solid var(--sy-line);
}

.page-news .pn-feature__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .pn-feature__body {
  padding: clamp(20px, 4vw, 40px);
}

.page-news .pn-feature__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .pn-badge {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--sy-gold);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sy-gold);
}

.page-news .pn-when {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sy-mist);
}

.page-news .pn-feature h2 {
  margin: 16px 0 0;
  font-family: var(--sy-font-display);
  font-size: clamp(23px, 4vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-news .pn-highlights {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .pn-highlights li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--sy-line-soft);
}

.page-news .pn-highlights h3 {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--sy-paper);
}

.page-news .pn-highlights p {
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-news .pn-dot {
  display: block;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-news .pn-dot--teal {
  background: var(--sy-teal);
  box-shadow: 0 0 0 4px rgba(47, 191, 166, 0.14);
}

.page-news .pn-dot--orange {
  background: var(--sy-orange);
  box-shadow: 0 0 0 4px rgba(240, 115, 60, 0.14);
}

.page-news .pn-dot--gold {
  background: var(--sy-gold);
  box-shadow: 0 0 0 4px rgba(242, 184, 87, 0.14);
}

.page-news .pn-dot--mist {
  background: var(--sy-mist);
  box-shadow: 0 0 0 4px rgba(169, 178, 199, 0.14);
}

/* ---------- 分组清单 ---------- */
.page-news .pn-stream {
  margin-top: clamp(44px, 7vw, 84px);
}

.page-news .pn-stream h2,
.page-news .pn-topic h2,
.page-news .pn-cadence h2,
.page-news .pn-archive h2 {
  margin: 0;
  font-family: var(--sy-font-display);
  font-size: clamp(23px, 4.2vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-news .pn-stream__note,
.page-news .pn-topic__note,
.page-news .pn-archive__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sy-mist);
  max-width: 40em;
}

.page-news .pn-group {
  margin-top: clamp(24px, 3.5vw, 38px);
  padding-left: 16px;
  border-left: 2px solid var(--sy-line);
}

.page-news .pn-group--teal {
  border-left-color: var(--sy-teal);
}

.page-news .pn-group--orange {
  border-left-color: var(--sy-orange);
}

.page-news .pn-group--gold {
  border-left-color: var(--sy-gold);
}

.page-news .pn-group--mist {
  border-left-color: var(--sy-mist);
}

.page-news .pn-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .pn-group__head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--sy-paper);
}

.page-news .pn-group__count {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sy-mist);
  margin-left: auto;
  font-variant-numeric: tabular-nums;
}

.page-news .pn-group__body {
  margin-top: 6px;
}

.page-news .pn-items {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .pn-item {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 0;
  border-bottom: 1px solid var(--sy-line-soft);
}

.page-news .pn-item::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 12px;
  width: 0;
  height: calc(100% - 24px);
  border-left: 1px solid transparent;
  transition: border-color var(--sy-dur) var(--sy-ease);
}

.page-news .pn-item:hover::before,
.page-news .pn-item:focus-within::before {
  border-left-color: var(--sy-gold);
}

.page-news .pn-item__title {
  flex: 1 1 15em;
  min-width: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sy-paper);
}

.page-news .pn-item__time {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--sy-mist);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.page-news .pn-group__media {
  margin: 16px 0 0;
  border-radius: var(--sy-radius-sm);
  overflow: hidden;
  border: 1px solid var(--sy-line);
}

.page-news .pn-group__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 专题 ---------- */
.page-news .pn-topic {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .pn-topic__grid {
  display: grid;
  gap: 20px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .pn-topic__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: clamp(20px, 3.5vw, 32px);
  background: var(--sy-panel);
  border: 1px solid var(--sy-line);
  border-radius: var(--sy-radius);
  position: relative;
  overflow: hidden;
}

.page-news .pn-topic__card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
}

.page-news .pn-topic__card--help::after {
  background: var(--sy-gold);
}

.page-news .pn-topic__card--return::after {
  background: var(--sy-teal);
}

.page-news .pn-topic__card h3 {
  margin: 4px 0 0;
  font-family: var(--sy-font-display);
  font-size: clamp(19px, 2.8vw, 24px);
  font-weight: 800;
  line-height: 1.35;
  color: var(--sy-paper);
}

.page-news .pn-topic__card > p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sy-mist);
  max-width: 30em;
}

.page-news .pn-topic__collapse {
  width: 100%;
  margin-top: 6px;
  border-top: 1px solid var(--sy-line-soft);
}

.page-news .pn-topic__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 12px 0 8px;
  background: transparent;
  border: 0;
  color: var(--sy-paper);
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-align: left;
  cursor: pointer;
}

.page-news .pn-topic__toggle:hover {
  color: var(--sy-gold);
}

.page-news .pn-topic__toggle .sy-collapse__icon {
  flex: 0 0 auto;
  color: var(--sy-gold);
}

.page-news .pn-topic__card .sy-collapse__body {
  padding-bottom: 10px;
}

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

.page-news .pn-topic__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--sy-mist);
}

.page-news .pn-topic__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--sy-gold-line);
}

.page-news .pn-topic__card .sy-btn {
  margin-top: 4px;
}

/* ---------- 排期 ---------- */
.page-news .pn-cadence {
  margin-top: clamp(48px, 7vw, 88px);
  display: grid;
  gap: clamp(22px, 4vw, 36px);
  padding: clamp(22px, 4vw, 44px);
  background: linear-gradient(160deg, var(--sy-panel), var(--sy-deep-dot));
  border: 1px solid var(--sy-line);
  border-radius: var(--sy-radius);
}

.page-news .pn-cadence__text p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--sy-mist);
  max-width: 32em;
}

.page-news .pn-cadence__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-bottom: 1px solid var(--sy-gold-line);
  padding-bottom: 3px;
}

.page-news .pn-cadence__link:hover {
  border-bottom-color: var(--sy-gold);
}

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

.page-news .pn-cadence__facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--sy-line-soft);
}

.page-news .pn-cadence__num {
  font-family: var(--sy-font-display);
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 200;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--sy-gold);
  font-variant-numeric: tabular-nums;
  min-width: 2.6ch;
}

.page-news .pn-cadence__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--sy-mist);
}

.page-news .pn-cadence__media {
  margin: 0;
  border-radius: var(--sy-radius-sm);
  overflow: hidden;
  border: 1px solid var(--sy-line);
}

.page-news .pn-cadence__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 往期 ---------- */
.page-news .pn-archive {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-news .pn-archive__list {
  margin-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--sy-line);
}

.page-news .pn-issue-card {
  border-bottom: 1px solid var(--sy-line);
}

.page-news .pn-issue-card__btn {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 4px;
  background: transparent;
  border: 0;
  color: inherit;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--sy-dur) var(--sy-ease);
}

.page-news .pn-issue-card__btn:hover {
  background: rgba(22, 34, 74, 0.55);
}

.page-news .pn-issue-card__no {
  flex: 0 0 auto;
  min-width: 2.2ch;
  font-family: var(--sy-font-display);
  font-size: clamp(22px, 3.6vw, 30px);
  font-weight: 200;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--sy-mist);
  transition: color var(--sy-dur) var(--sy-ease);
}

.page-news .pn-issue-card__btn:hover .pn-issue-card__no,
.page-news .pn-issue-card__btn:focus-visible .pn-issue-card__no {
  color: var(--sy-gold);
}

.page-news .pn-issue-card__main {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  flex: 1 1 auto;
}

.page-news .pn-issue-card__title {
  font-size: 15px;
  line-height: 1.5;
  color: var(--sy-paper);
}

.page-news .pn-issue-card__meta {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--sy-mist);
}

.page-news .pn-issue-card__btn .sy-collapse__icon {
  flex: 0 0 auto;
  margin-left: 4px;
  color: var(--sy-gold);
}

.page-news .pn-issue-card .sy-collapse__body {
  padding: 0 4px 18px;
}

.page-news .pn-archive__back {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sy-mist);
}

.page-news .pn-archive__back a {
  text-decoration: none;
  border-bottom: 1px solid var(--sy-gold-line);
  padding-bottom: 2px;
}

.page-news .pn-archive__back a:hover {
  border-bottom-color: var(--sy-gold);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 760px) {
  .page-news .pn-group--media .pn-group__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 24px;
    align-items: start;
  }

  .page-news .pn-group--media .pn-group__media {
    margin-top: 12px;
  }

  .page-news .pn-topic__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 24px;
  }
}

@media (min-width: 860px) {
  .page-news .pn-masthead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-news .pn-masthead__issue {
    justify-self: end;
    text-align: right;
    padding-left: 0;
    padding-right: 22px;
    border-left: 0;
    border-right: 1px solid var(--sy-gold-line);
  }

  .page-news .pn-masthead__issue-note {
    margin-left: auto;
  }

  .page-news .pn-cadence {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr);
    grid-template-areas:
      "text facts"
      "media media";
    align-items: start;
  }

  .page-news .pn-cadence__text {
    grid-area: text;
  }

  .page-news .pn-cadence__facts {
    grid-area: facts;
    align-self: start;
  }

  .page-news .pn-cadence__media {
    grid-area: media;
  }
}

@media (min-width: 900px) {
  .page-news .pn-body {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-news .pn-rail {
    position: sticky;
    top: 28px;
  }

  .page-news .pn-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    border-left: 1px solid var(--sy-line);
  }

  .page-news .pn-rail__link {
    display: block;
    padding: 10px 0 10px 14px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
  }

  .page-news .pn-rail__link span {
    display: block;
    font-size: 22px;
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -0.01em;
  }

  .page-news .pn-rail__link em {
    display: block;
    margin-top: 2px;
    font-size: 11px;
    opacity: 0.68;
  }

  .page-news .pn-rail__link.is-current {
    border-left-color: var(--sy-gold);
  }

  .page-news .pn-rail__link:hover,
  .page-news .pn-rail__link:focus-visible {
    border-left-color: var(--sy-gold-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pn-rail__link,
  .page-news .pn-item::before,
  .page-news .pn-issue-card__btn,
  .page-news .pn-issue-card__no {
    transition: none;
  }
}
<<<END>>>