.page-news {
  --pn-hair: rgba(10, 26, 43, 0.14);
  --pn-hair-soft: rgba(10, 26, 43, 0.07);
  --pn-card: #ffffff;
  --pn-deep-line: rgba(79, 227, 208, 0.22);
  --pn-teal-text: #0d6f66;
  --pn-body-ink: #2b3742;
  --pn-body-muted: #3a4753;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding-block: clamp(30px, 5.5vw, 72px) clamp(40px, 6vw, 84px);
  background:
    radial-gradient(120% 82% at 84% -12%, rgba(79, 227, 208, 0.24), transparent 62%),
    radial-gradient(86% 58% at 2% 6%, rgba(233, 181, 74, 0.1), transparent 58%),
    var(--ink-900);
  color: var(--frost);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 58%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 227, 208, 0.5) 30%, rgba(233, 181, 74, 0.45) 72%, transparent);
  pointer-events: none;
}

.page-news .news-hero__kicker {
  margin: 22px 0 0;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .news-hero h1 {
  margin: 16px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 7.4vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
  color: var(--frost);
}

.page-news .news-hero__lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: rgba(251, 253, 252, 0.82);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: var(--border-w) solid var(--pn-deep-line);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: rgba(251, 253, 252, 0.68);
}

.page-news .news-hero__meta .mono {
  font-size: var(--fs-16);
  color: var(--aurora);
}

.page-news .news-hero__media {
  margin-top: clamp(30px, 5vw, 56px);
}

/* ---------- 本期导语 ---------- */

.page-news .news-lead {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(44px, 7vw, 96px);
  border-top: var(--border-w) solid var(--paper-line);
}

.page-news .news-lead__grid {
  display: grid;
  gap: 26px;
}

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

.page-news .news-lead h2 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  line-height: 1.22;
  letter-spacing: 0.01em;
}

.page-news .news-lead__body p {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: var(--pn-body-ink);
}

.page-news .news-lead__body p:last-child {
  margin-bottom: 0;
}

.page-news .lead-stats {
  margin: 0;
  padding: 0;
  border-top: var(--border-w) solid var(--pn-hair);
}

.page-news .lead-stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--pn-hair-soft);
}

.page-news .lead-stats dt {
  font-size: var(--fs-14);
  color: var(--slate);
  letter-spacing: 0.02em;
}

.page-news .lead-stats dd {
  margin: 0;
  font-size: var(--fs-22);
  color: var(--ink-900);
  letter-spacing: 0.04em;
}

/* ---------- 精选条目 ---------- */

.page-news .log-section {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(44px, 7vw, 92px) clamp(52px, 8vw, 106px);
  border-top: var(--border-w) solid var(--paper-line);
}

.page-news .sec-head {
  display: block;
}

.page-news .sec-head h2 {
  margin: 16px 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: inherit;
}

.page-news .sec-head p {
  margin: 0;
  max-width: 58ch;
  font-size: var(--fs-18);
  line-height: 1.72;
}

.page-news .sec-head--light p {
  color: var(--pn-body-muted);
}

.page-news .sec-head--dark p {
  color: rgba(251, 253, 252, 0.72);
}

.page-news .log-layout {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .log-side__label {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-news .log-side .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .filter-chip {
  font: inherit;
  font-size: var(--fs-14);
  line-height: 1.4;
  padding: 9px 14px;
  border: var(--border-w) solid rgba(10, 26, 43, 0.22);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--graphite);
  cursor: pointer;
  text-align: left;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-news .filter-chip:hover {
  border-color: var(--aurora);
}

.page-news .filter-chip[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--aurora-soft);
}

.page-news .log-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .log-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 20px 16px;
  background: var(--pn-card);
  border: var(--border-w) solid rgba(10, 26, 43, 0.16);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(10, 26, 43, 0.08);
  transition: box-shadow var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-news .log-card:hover {
  border-color: var(--aurora);
  box-shadow: 6px 6px 0 rgba(79, 227, 208, 0.26);
}

.page-news .log-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .log-card__tag {
  padding: 4px 11px;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  border-radius: 999px;
  background: var(--ink-900);
  color: var(--aurora-soft);
}

.page-news .log-card__time {
  padding: 4px 11px;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  border: var(--border-w) solid rgba(79, 227, 208, 0.85);
  border-radius: 999px;
  color: var(--pn-teal-text);
}

.page-news .log-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  line-height: 1.36;
  letter-spacing: 0.01em;
  color: var(--graphite);
}

.page-news .log-card__details {
  margin-top: auto;
}

.page-news .log-card__details summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: var(--fs-14);
  color: var(--pn-teal-text);
  cursor: pointer;
  list-style: none;
}

.page-news .log-card__details summary::-webkit-details-marker {
  display: none;
}

.page-news .log-card__details summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--fs-16);
  line-height: 1;
  color: var(--maple);
}

.page-news .log-card__details[open] summary::before {
  content: "−";
}

.page-news .log-card__body {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--pn-hair);
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--pn-body-muted);
}

.page-news .log-card__body p {
  margin: 0 0 10px;
}

.page-news .log-card__body p:last-child {
  margin-bottom: 0;
}

.page-news .log-card__body a {
  color: var(--pn-teal-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .log-main .light-band {
  grid-column: 1 / -1;
}

/* ---------- 批次时间线 ---------- */

.page-news .timeline-section {
  background:
    radial-gradient(92% 70% at 8% -6%, rgba(79, 227, 208, 0.16), transparent 62%),
    var(--ink-900);
  color: var(--frost);
  padding-block: clamp(46px, 7vw, 98px);
}

.page-news .timeline-section__figure {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .timeline__scroll {
  margin-top: clamp(24px, 4vw, 40px);
  padding-bottom: 8px;
  overflow-x: auto;
}

.page-news .timeline__svg {
  display: block;
  width: 100%;
  min-width: 620px;
  height: auto;
}

.page-news .timeline__svg .tl-axis {
  stroke: rgba(79, 227, 208, 0.42);
  stroke-width: 1.5;
}

.page-news .timeline__svg .tl-tick {
  stroke: rgba(79, 227, 208, 0.7);
  stroke-width: 1.5;
}

.page-news .timeline__svg .tl-dot {
  fill: var(--ink-900);
  stroke: var(--aurora);
  stroke-width: 2.5;
}

.page-news .timeline__svg text {
  font-family: var(--font-body);
  font-size: 15px;
  fill: rgba(251, 253, 252, 0.78);
}

.page-news .timeline__svg .tl-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  fill: var(--gold);
}

.page-news .timeline__jump {
  margin: clamp(22px, 3vw, 32px) 0 0;
}

/* ---------- 选题预告 ---------- */

.page-news .topics {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(46px, 7vw, 96px);
}

.page-news .topics__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .topics__figure {
  order: 2;
}

.page-news .topics__list {
  order: 1;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .topic-card {
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.72);
  border: var(--border-w) solid rgba(10, 26, 43, 0.16);
  border-left: 5px solid var(--maple);
  border-radius: var(--radius);
}

.page-news .topic-card__tag {
  display: inline-block;
  margin-bottom: 9px;
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--pn-teal-text);
}

.page-news .topic-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-18);
  line-height: 1.42;
  color: var(--graphite);
}

.page-news .topic-card p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--pn-body-muted);
}

/* ---------- 订阅方式 ---------- */

.page-news .subscribe {
  background:
    radial-gradient(82% 62% at 92% -8%, rgba(79, 227, 208, 0.2), transparent 62%),
    radial-gradient(64% 52% at 0% 102%, rgba(217, 68, 59, 0.13), transparent 62%),
    var(--ink-950);
  color: var(--frost);
  padding-block: clamp(46px, 7vw, 100px);
}

.page-news .sub-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 42px);
}

.page-news .sub-card {
  padding: 22px 20px;
  background: rgba(14, 34, 55, 0.72);
  border: var(--border-w) solid rgba(79, 227, 208, 0.28);
  border-radius: var(--radius);
}

.page-news .sub-card__num {
  margin: 0 0 12px;
  font-size: var(--fs-14);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-news .sub-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  line-height: 1.32;
  color: var(--frost);
}

.page-news .sub-card p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: rgba(251, 253, 252, 0.76);
}

.page-news .sub-note {
  display: grid;
  gap: 22px;
  margin-top: clamp(28px, 4vw, 46px);
  padding: clamp(20px, 3vw, 32px);
  background: rgba(6, 16, 25, 0.58);
  border: var(--border-w) solid rgba(79, 227, 208, 0.2);
  border-radius: var(--radius);
}

.page-news .sub-note__figure {
  max-width: 260px;
}

.page-news .sub-note__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  line-height: 1.32;
  color: var(--frost);
}

.page-news .sub-note__body > p {
  margin: 0 0 18px;
  max-width: 58ch;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: rgba(251, 253, 252, 0.76);
}

.page-news .sub-note__fine {
  margin: 16px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: rgba(251, 253, 252, 0.58);
}

/* ---------- 供稿与合作 ---------- */

.page-news .supply {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(46px, 7vw, 96px);
  border-top: var(--border-w) solid var(--paper-line);
}

.page-news .supply__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-news .supply__body h2 {
  margin: 16px 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--graphite);
}

.page-news .supply__body p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: var(--fs-18);
  line-height: 1.78;
  color: var(--pn-body-ink);
}

.page-news .supply__body .btn {
  margin-top: 8px;
}

.page-news .supply__aside {
  padding: 22px 20px;
  background: rgba(255, 255, 255, 0.72);
  border: var(--border-w) solid rgba(10, 26, 43, 0.16);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(10, 26, 43, 0.08);
}

.page-news .supply__aside-label {
  margin: 0 0 16px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-news .supply__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: supply-step;
}

.page-news .supply__steps li {
  position: relative;
  padding: 0 0 18px 42px;
  counter-increment: supply-step;
}

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

.page-news .supply__steps li::before {
  content: counter(supply-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-news .supply__steps strong {
  display: block;
  margin-bottom: 5px;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--graphite);
}

.page-news .supply__steps span {
  display: block;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--pn-body-muted);
}

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-news .log-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .log-card--wide {
    grid-column: 1 / -1;
  }

  .page-news .log-card--offset {
    margin-top: 26px;
  }

  .page-news .log-card--wide .log-card__title {
    max-width: 32ch;
  }

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

@media (min-width: 860px) {
  .page-news .news-lead__grid {
    grid-template-columns: 86px minmax(0, 1.6fr) minmax(0, 0.9fr);
    gap: clamp(24px, 4vw, 60px);
    align-items: start;
  }

  .page-news .supply__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-news .topics__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-news .topics__figure {
    order: 1;
  }

  .page-news .topics__list {
    order: 2;
  }

  .page-news .sub-note {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 3vw, 40px);
  }
}

@media (min-width: 940px) {
  .page-news .log-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .log-side {
    position: sticky;
    top: calc(var(--nav-h-stuck) + 22px);
  }

  .page-news .log-side .filter-bar {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
  }

  .page-news .log-card--wide .log-card__title {
    font-size: var(--fs-28);
  }
}