.page-news {
  --news-cut: 22px;
  --news-edge: rgba(46, 74, 112, 0.72);
  --news-hair: rgba(169, 184, 204, 0.16);
  --news-card-bg: linear-gradient(158deg, rgba(18, 41, 74, 0.95), rgba(12, 28, 51, 0.98));
  color: var(--bs-paper);
  background: var(--bs-ink);
  overflow-x: clip;
}

.page-news h1,
.page-news h2,
.page-news h3,
.page-news h4,
.page-news p,
.page-news dl,
.page-news dd,
.page-news dt,
.page-news figure {
  margin: 0;
}

.page-news ul,
.page-news ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding-top: calc(var(--bs-bar) + clamp(20px, 4.5vw, 52px));
  padding-bottom: clamp(40px, 6vw, 80px);
  background:
    radial-gradient(110% 80% at 88% -10%, rgba(53, 240, 160, 0.12), transparent 62%),
    linear-gradient(180deg, var(--bs-ink) 0%, var(--bs-navy) 100%);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(520px, 52%);
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--bs-signal));
  transform: skewX(-24deg);
  transform-origin: right center;
  opacity: 0.85;
  pointer-events: none;
}

.page-news .news-hero__crumb {
  margin-bottom: clamp(20px, 3.5vw, 38px);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-news .news-hero__eyebrow {
  color: var(--bs-signal);
  margin-bottom: 14px;
}

.page-news .news-hero__title {
  font-family: var(--bs-sans);
  font-weight: 200;
  font-size: clamp(2.3rem, 6.4vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--bs-paper);
  max-width: 14ch;
}

.page-news .news-hero__lede {
  margin-top: clamp(16px, 2.4vw, 26px);
  max-width: 46ch;
  font-size: clamp(0.95rem, 1.4vw, 1.06rem);
  line-height: 1.78;
  color: var(--bs-silver);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 40px);
  margin-top: clamp(24px, 3.6vw, 40px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--news-hair);
}

.page-news .news-hero__metaItem dt {
  font-family: var(--bs-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bs-silver);
  opacity: 0.78;
}

.page-news .news-hero__metaItem dd {
  margin-top: 6px;
  font-family: var(--bs-mono);
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  letter-spacing: 0.02em;
  color: var(--bs-paper);
}

.page-news .news-hero__figure {
  position: relative;
  background: var(--bs-panel);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

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

.page-news .news-hero__figure figcaption {
  padding: 14px 18px 18px;
  font-family: var(--bs-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--bs-silver);
  border-top: 1px solid var(--news-hair);
}

/* ---------- 更新列表主体 ---------- */

.page-news .news-stream {
  padding: clamp(38px, 6vw, 76px) 0 clamp(52px, 8vw, 104px);
  background: linear-gradient(180deg, var(--bs-navy) 0%, var(--bs-ink) 100%);
}

.page-news .news-stream__layout {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-news .news-scale {
  padding: 18px 20px;
  background: rgba(18, 41, 74, 0.6);
  box-shadow: inset 0 0 0 1px var(--news-edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-news .news-scale__label {
  color: var(--bs-silver);
  margin-bottom: 14px;
}

.page-news .news-scale__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .news-scale__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--bs-silver);
  text-decoration: none;
  background: rgba(5, 11, 24, 0.55);
  box-shadow: inset 0 0 0 1px var(--news-edge);
  transition: color 0.22s var(--bs-ease), box-shadow 0.22s var(--bs-ease);
}

.page-news .news-scale__link:hover,
.page-news .news-scale__link:focus-visible {
  color: var(--bs-paper);
  box-shadow: inset 0 0 0 1px var(--bs-signal);
}

.page-news .news-scale__link.is-live {
  color: var(--bs-signal);
  box-shadow: inset 0 0 0 1px rgba(53, 240, 160, 0.6);
}

.page-news .news-scale__num {
  font-family: var(--bs-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.page-news .news-scale__note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--news-hair);
  font-family: var(--bs-mono);
  font-size: 11px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--bs-silver);
  opacity: 0.82;
}

.page-news .news-feed__title {
  font-weight: 300;
  font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  letter-spacing: 0.01em;
  color: var(--bs-paper);
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-news .news-group {
  scroll-margin-top: calc(var(--bs-bar) + 24px);
}

.page-news .news-group + .news-group {
  margin-top: clamp(46px, 7vw, 88px);
  padding-top: clamp(32px, 4.6vw, 56px);
  border-top: 1px solid var(--news-hair);
}

.page-news .news-group__head {
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-news .news-group__num {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--bs-signal);
  margin-bottom: 10px;
}

.page-news .news-group__title {
  font-weight: 300;
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--bs-paper);
}

.page-news .news-group__desc {
  margin-top: 12px;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--bs-silver);
}

/* ---------- 更新卡片 ---------- */

.page-news .news-cards {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-news .news-card {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--news-card-bg);
  box-shadow: inset 0 0 0 1px var(--news-edge);
  clip-path: polygon(var(--news-cut) 0, 100% 0, 100% calc(100% - var(--news-cut)), calc(100% - var(--news-cut)) 100%, 0 100%, 0 var(--news-cut));
  transition: box-shadow 0.24s var(--bs-ease), transform 0.24s var(--bs-ease);
}

.page-news .news-card:nth-child(even) {
  clip-path: polygon(0 0, calc(100% - var(--news-cut)) 0, 100% var(--news-cut), 100% 100%, var(--news-cut) 100%, 0 calc(100% - var(--news-cut)));
}

.page-news .news-card:hover,
.page-news .news-card:focus-within {
  box-shadow: inset 0 0 0 1px rgba(53, 240, 160, 0.85);
  transform: translateY(-2px);
}

.page-news .news-card__idx {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--bs-silver);
  opacity: 0.18;
  transition: opacity 0.24s var(--bs-ease), color 0.24s var(--bs-ease);
}

.page-news .news-card:hover .news-card__idx,
.page-news .news-card:focus-within .news-card__idx {
  opacity: 1;
  color: var(--bs-signal);
}

.page-news .news-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 14px;
  padding-right: 54px;
}

.page-news .news-card__tag {
  display: inline-block;
  padding: 4px 9px;
  font-family: var(--bs-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--bs-paper);
  background: rgba(255, 106, 43, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 106, 43, 0.5);
}

.page-news .news-card__time {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--bs-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--bs-silver);
}

.page-news .news-card__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--bs-silver);
  flex: 0 0 auto;
}

.page-news .news-card__title {
  font-weight: 400;
  font-size: clamp(1.02rem, 1.7vw, 1.24rem);
  line-height: 1.5;
  letter-spacing: 0.005em;
  color: var(--bs-paper);
}

.page-news .news-card__text {
  margin-top: 10px;
  font-size: 0.9rem;
  line-height: 1.82;
  color: var(--bs-silver);
}

/* ---------- 窄幅留白带 ---------- */

.page-news .news-strip {
  position: relative;
  margin: clamp(32px, 5vw, 56px) 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-news .news-strip img {
  display: block;
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 1;
  opacity: 0.72;
}

.page-news .news-strip__caption {
  position: absolute;
  left: 16px;
  bottom: 12px;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--bs-silver);
}

/* ---------- 更新节奏 ---------- */

.page-news .news-rhythm {
  padding: clamp(44px, 7vw, 92px) 0;
  background: var(--bs-navy);
  border-top: 1px solid var(--news-hair);
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-rhythm__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-news .news-rhythm__lead .bs-index {
  color: var(--bs-signal);
}

.page-news .news-rhythm__title {
  margin-top: 12px;
  font-weight: 200;
  font-size: clamp(1.75rem, 3.8vw, 2.9rem);
  line-height: 1.08;
  letter-spacing: -0.012em;
  color: var(--bs-paper);
}

.page-news .news-rhythm__text {
  margin-top: 16px;
  max-width: 42ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--bs-silver);
}

.page-news .news-rhythm__link {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--bs-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--bs-signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 160, 0.45);
  padding-bottom: 4px;
}

.page-news .news-rhythm__link:hover,
.page-news .news-rhythm__link:focus-visible {
  color: var(--bs-paper);
  border-bottom-color: var(--bs-paper);
}

.page-news .news-steps {
  display: grid;
  gap: 1px;
  background: var(--news-edge);
  box-shadow: 0 0 0 1px var(--news-edge);
}

.page-news .news-step {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--bs-ink);
}

.page-news .news-step__num {
  display: block;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--bs-silver);
  opacity: 0.7;
}

.page-news .news-step__label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--bs-silver);
}

.page-news .news-step__value {
  display: block;
  margin-top: 6px;
  font-family: var(--bs-mono);
  font-weight: 500;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  letter-spacing: 0.03em;
  color: var(--bs-signal);
}

.page-news .news-step__text {
  margin-top: 10px;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--bs-silver);
}

/* ---------- 浏览器查看 ---------- */

.page-news .news-browse {
  padding: clamp(44px, 7vw, 96px) 0;
  background: var(--bs-ink);
}

.page-news .news-browse__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-news .news-browse__body .bs-index {
  color: var(--bs-live);
}

.page-news .news-browse__title {
  margin-top: 12px;
  font-weight: 200;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--bs-paper);
}

.page-news .news-browse__lede {
  margin-top: 16px;
  max-width: 52ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--bs-silver);
}

.page-news .news-browse__list {
  margin-top: clamp(24px, 3.4vw, 38px);
  display: grid;
  gap: 1px;
  background: var(--news-hair);
}

.page-news .news-browse__item {
  padding: 18px 0;
  background: var(--bs-ink);
}

.page-news .news-browse__itemTitle {
  position: relative;
  padding-left: 18px;
  font-weight: 500;
  font-size: 0.96rem;
  line-height: 1.5;
  color: var(--bs-paper);
}

.page-news .news-browse__itemTitle::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.52em;
  width: 8px;
  height: 2px;
  background: var(--bs-live);
  transform: skewX(-24deg);
}

.page-news .news-browse__item p {
  margin-top: 8px;
  padding-left: 18px;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--bs-silver);
}

.page-news .news-browse__figure {
  background: var(--bs-panel);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-news .news-browse__figure img {
  display: block;
  width: 100%;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}

.page-news .news-browse__figure figcaption {
  padding: 12px 16px 16px;
  font-family: var(--bs-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--bs-silver);
  border-top: 1px solid var(--news-hair);
}

/* ---------- 专题系列 ---------- */

.page-news .news-series {
  padding: clamp(44px, 7vw, 96px) 0 clamp(52px, 8vw, 100px);
  background: linear-gradient(180deg, var(--bs-ink) 0%, var(--bs-navy) 100%);
}

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

.page-news .news-series__figure {
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  box-shadow: inset 0 0 0 1px var(--news-edge);
}

.page-news .news-series__figure img {
  display: block;
  width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  opacity: 0.9;
}

.page-news .news-series__body .bs-index {
  color: var(--bs-signal);
}

.page-news .news-series__title {
  margin-top: 12px;
  font-weight: 200;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--bs-paper);
}

.page-news .news-series__lede {
  margin-top: 14px;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--bs-silver);
}

.page-news .news-series__tags {
  margin-top: clamp(22px, 3vw, 32px);
  display: grid;
  gap: 12px;
}

.page-news .news-series__card {
  padding: 16px 18px;
  background: rgba(18, 41, 74, 0.72);
  box-shadow: inset 0 0 0 1px var(--news-edge);
  clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px);
  transition: box-shadow 0.24s var(--bs-ease);
}

.page-news .news-series__card:hover,
.page-news .news-series__card:focus-within {
  box-shadow: inset 0 0 0 1px rgba(53, 240, 160, 0.8);
}

.page-news .news-series__tagIndex {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--bs-signal);
}

.page-news .news-series__name {
  margin-top: 6px;
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--bs-paper);
}

.page-news .news-series__focus {
  margin-top: 8px;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--bs-silver);
}

.page-news .news-series__freq {
  margin-top: 10px;
  font-family: var(--bs-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--bs-silver);
  opacity: 0.75;
}

/* ---------- 回访路径 ---------- */

.page-news .news-return {
  padding: clamp(40px, 6vw, 80px) 0 clamp(52px, 8vw, 100px);
  background: var(--bs-panel);
  border-top: 1px solid rgba(53, 240, 160, 0.35);
}

.page-news .news-return__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: center;
}

.page-news .news-return__title {
  font-weight: 200;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--bs-paper);
}

.page-news .news-return__text p {
  margin-top: 14px;
  max-width: 54ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--bs-silver);
}

.page-news .news-return__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-news .news-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-news .news-return__grid {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-news .news-return__links {
    justify-content: flex-end;
    max-width: 340px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-hero__figure {
    margin-left: clamp(0px, 2vw, 24px);
  }

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

  .page-news .news-browse__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    justify-content: space-between;
  }

  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    justify-content: space-between;
  }

  .page-news .news-series__figure {
    position: sticky;
    top: calc(var(--bs-bar) + 32px);
  }
}

@media (min-width: 1024px) {
  .page-news .news-stream__layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 56px);
  }

  .page-news .news-scale {
    position: sticky;
    top: calc(var(--bs-bar) + 24px);
  }

  .page-news .news-scale__list {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .news-scale__link {
    justify-content: flex-start;
    width: 100%;
  }

  .page-news .news-cards {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .news-card--wide {
    grid-column: span 12;
  }

  .page-news .news-card--narrow {
    grid-column: span 7;
  }

  .page-news .news-card--short {
    grid-column: span 5;
  }

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

  .page-news .news-series__tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1280px) {
  .page-news .news-series__tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-card--narrow {
    grid-column: span 7;
  }

  .page-news .news-card--short {
    grid-column: span 4;
    justify-self: end;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-card__idx,
  .page-news .news-scale__link,
  .page-news .news-series__card {
    transition: none;
  }

  .page-news .news-card:hover,
  .page-news .news-card:focus-within {
    transform: none;
  }
}