.page-news {
  background: var(--sg-white);
  color: var(--sg-deep);
  font-family: var(--sg-font-sans);
}

/* ---------- 首屏头条 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: 118px 0 clamp(44px, 7vw, 84px);
  background:
    radial-gradient(1100px 520px at 82% -10%, rgba(47, 227, 176, 0.16), transparent 62%),
    radial-gradient(900px 460px at 8% 110%, rgba(43, 127, 184, 0.4), transparent 68%),
    linear-gradient(158deg, var(--sg-night) 0%, var(--sg-deep) 52%, var(--sg-tide) 100%);
  color: var(--sg-white);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  pointer-events: none;
  background:
    repeating-linear-gradient(90deg, rgba(169, 201, 222, 0.14) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(0deg, rgba(169, 201, 222, 0.1) 0 1px, transparent 1px 46px);
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
  -webkit-mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
}

.page-news .news-hero .sg-breadcrumb {
  margin-bottom: clamp(28px, 4vw, 46px);
  color: rgba(247, 250, 252, 0.66);
  font-size: 13px;
}

.page-news .news-hero .sg-breadcrumb a {
  color: rgba(247, 250, 252, 0.82);
  text-decoration: none;
  border-bottom: 1px solid rgba(169, 201, 222, 0.45);
}

.page-news .news-hero .sg-breadcrumb a:hover,
.page-news .news-hero .sg-breadcrumb a:focus-visible {
  color: var(--sg-lime);
  border-bottom-color: var(--sg-lime);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  position: relative;
  z-index: 1;
}

.page-news .news-hero .sg-eyebrow {
  color: var(--sg-lime);
  margin: 0 0 18px;
}

.page-news .news-hero__title {
  margin: 0;
  font-family: var(--sg-font-display);
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--sg-white);
}

.page-news .news-hero__intro {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(247, 250, 252, 0.82);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--sg-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(232, 241, 247, 0.72);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--sg-radius-l);
  overflow: hidden;
  box-shadow: 0 34px 70px -46px rgba(6, 26, 46, 0.95);
  border: 1px solid rgba(169, 201, 222, 0.35);
  aspect-ratio: 16 / 9;
}

.page-news .news-hero__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .news-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 26, 46, 0) 40%, rgba(6, 26, 46, 0.82) 100%);
}

.page-news .news-hero__caption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  z-index: 2;
  font-family: var(--sg-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--sg-lime);
}

/* ---------- 区块标题 ---------- */
.page-news .news-section-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-news .news-section-head__title {
  margin: 0;
  font-family: var(--sg-font-display);
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--sg-deep);
}

.page-news .news-section-head__note {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--sg-salt);
}

.page-news .news-section-head--tight {
  margin-bottom: 8px;
}

/* ---------- 按主题浏览 ---------- */
.page-news .news-topics__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-topic {
  display: grid;
  gap: 8px;
  height: 100%;
  padding: 20px 18px 18px;
  border: 1px solid rgba(169, 201, 222, 0.7);
  border-top: 3px solid var(--sg-sea);
  border-radius: var(--sg-radius-m);
  background: var(--sg-white);
  color: inherit;
  text-decoration: none;
  transition: transform 0.28s var(--sg-ease), box-shadow 0.28s var(--sg-ease), border-color 0.28s var(--sg-ease);
}

.page-news .news-topic:hover,
.page-news .news-topic:focus-visible {
  transform: translateY(-3px);
  border-color: var(--sg-lime);
  box-shadow: var(--sg-shadow-m);
}

.page-news .news-topic:focus-visible {
  outline: 2px solid var(--sg-coral);
  outline-offset: 2px;
}

.page-news .news-topic__index {
  font-family: var(--sg-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--sg-sea);
}

.page-news .news-topic:nth-child(2) .news-topic__index { color: var(--sg-tide); }
.page-news .news-topic:nth-child(4) .news-topic__index { color: var(--sg-tide); }

.page-news .news-topic__title {
  margin: 0;
  font-family: var(--sg-font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--sg-deep);
}

.page-news .news-topic__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--sg-salt);
}

.page-news .news-topic__more {
  margin-top: 4px;
  font-family: var(--sg-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--sg-tide);
}

/* ---------- 最新条目 ---------- */
.page-news .news-latest__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 48px);
}

.page-news .news-latest__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .news-aside__block {
  padding: 20px 18px;
  border: 1px solid rgba(169, 201, 222, 0.7);
  border-radius: var(--sg-radius-m);
  background: var(--sg-mist);
}

.page-news .news-aside__block--night {
  background: linear-gradient(160deg, var(--sg-deep), var(--sg-night));
  border-color: rgba(47, 227, 176, 0.35);
  color: var(--sg-white);
}

.page-news .news-aside__title {
  margin: 0 0 12px;
  font-family: var(--sg-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sg-tide);
}

.page-news .news-aside__block--night .news-aside__title {
  color: var(--sg-lime);
}

.page-news .news-aside__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-news .news-aside__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 4px;
  border-bottom: 1px solid rgba(169, 201, 222, 0.6);
  color: var(--sg-deep);
  font-size: 14.5px;
  text-decoration: none;
  transition: color 0.2s var(--sg-ease), border-color 0.2s var(--sg-ease);
}

.page-news .news-aside__link:hover,
.page-news .news-aside__link:focus-visible {
  color: var(--sg-tide);
  border-bottom-color: var(--sg-sea);
}

.page-news .news-aside__link:focus-visible {
  outline: 2px solid var(--sg-coral);
  outline-offset: 2px;
}

.page-news .news-aside__count {
  font-family: var(--sg-font-mono);
  font-size: 12px;
  color: var(--sg-salt);
}

.page-news .news-aside__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(232, 241, 247, 0.82);
}

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

.page-news .news-list__item {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 22px 34px 22px 0;
  border-bottom: 1px solid rgba(169, 201, 222, 0.65);
  transition: background 0.25s var(--sg-ease), padding-left 0.25s var(--sg-ease);
}

.page-news .news-list__item::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 3px;
  background: var(--sg-lime);
  opacity: 0;
  transition: opacity 0.25s var(--sg-ease);
}

.page-news .news-list__item:hover {
  background: linear-gradient(90deg, rgba(232, 241, 247, 0.9), rgba(232, 241, 247, 0));
  padding-left: 14px;
}

.page-news .news-list__item:hover::before {
  opacity: 1;
}

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

.page-news .news-list__tag {
  padding: 3px 10px;
  border: 1px solid rgba(169, 201, 222, 0.85);
  border-radius: 999px;
  background: var(--sg-mist);
  font-family: var(--sg-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--sg-tide);
}

.page-news .news-list__tag--lime {
  background: rgba(47, 227, 176, 0.18);
  border-color: rgba(47, 227, 176, 0.6);
  color: var(--sg-deep);
}

.page-news .news-list__tag--sea {
  background: rgba(43, 127, 184, 0.12);
  border-color: rgba(43, 127, 184, 0.45);
  color: var(--sg-tide);
}

.page-news .news-list__time {
  font-family: var(--sg-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--sg-salt);
}

.page-news .news-list__title {
  margin: 0;
  font-family: var(--sg-font-display);
  font-size: clamp(18px, 2.2vw, 23px);
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--sg-deep);
}

.page-news .news-list__text {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sg-salt);
}

.page-news .news-list__arrow {
  position: absolute;
  right: 6px;
  bottom: 22px;
  font-family: var(--sg-font-mono);
  font-size: 16px;
  color: var(--sg-sea);
  opacity: 0.35;
  transition: opacity 0.25s var(--sg-ease), transform 0.25s var(--sg-ease);
}

.page-news .news-list__item:hover .news-list__arrow {
  opacity: 1;
  transform: translateX(3px);
}

/* ---------- 编辑推荐 ---------- */
.page-news .news-picks {
  background: var(--sg-mist);
}

.page-news .news-picks__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .news-pick {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(169, 201, 222, 0.75);
  border-radius: var(--sg-radius-l);
  background: var(--sg-white);
  transition: transform 0.28s var(--sg-ease), box-shadow 0.28s var(--sg-ease);
}

.page-news .news-pick:hover {
  transform: translateY(-3px);
  box-shadow: var(--sg-shadow-m);
}

.page-news .news-pick__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--sg-tide);
}

.page-news .news-pick__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-news .news-pick__body {
  display: grid;
  gap: 10px;
  padding: 22px 20px 24px;
}

.page-news .news-pick__kicker {
  margin: 0;
  font-family: var(--sg-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--sg-sea);
}

.page-news .news-pick__title {
  margin: 0;
  font-family: var(--sg-font-display);
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.38;
  color: var(--sg-deep);
}

.page-news .news-pick__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sg-salt);
}

.page-news .news-pick__link {
  justify-self: start;
  margin-top: 4px;
  font-family: var(--sg-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--sg-tide);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 74, 115, 0.4);
}

.page-news .news-pick__link:hover,
.page-news .news-pick__link:focus-visible {
  color: var(--sg-sea);
  border-bottom-color: var(--sg-sea);
}

.page-news .news-pick__link:focus-visible {
  outline: 2px solid var(--sg-coral);
  outline-offset: 3px;
}

.page-news .news-pick--night {
  background: linear-gradient(158deg, var(--sg-deep), var(--sg-night));
  border-color: rgba(47, 227, 176, 0.35);
}

.page-news .news-pick--night .news-pick__kicker { color: var(--sg-lime); }
.page-news .news-pick--night .news-pick__title { color: var(--sg-white); }
.page-news .news-pick--night .news-pick__text { color: rgba(232, 241, 247, 0.82); }
.page-news .news-pick--night .news-pick__link {
  color: var(--sg-lime);
  border-bottom-color: rgba(47, 227, 176, 0.5);
}
.page-news .news-pick--night .news-pick__body { padding-top: 26px; }

/* ---------- 订阅与下一步 ---------- */
.page-news .news-sub {
  position: relative;
  overflow: hidden;
  padding: clamp(52px, 7vw, 88px) 0;
  background: var(--sg-night);
  color: var(--sg-white);
}

.page-news .news-sub__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.page-news .news-sub::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6, 26, 46, 0.94) 0%, rgba(11, 42, 74, 0.82) 55%, rgba(22, 74, 115, 0.7) 100%);
}

.page-news .news-sub .sg-container {
  position: relative;
  z-index: 1;
}

.page-news .news-sub__inner {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-news .news-sub__title {
  margin: 0 0 12px;
  font-family: var(--sg-font-display);
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.2;
  color: var(--sg-white);
}

.page-news .news-sub__text {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 241, 247, 0.85);
}

.page-news .news-sub__actions {
  display: grid;
  gap: 16px;
  justify-items: start;
}

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

.page-news .news-sub__links a {
  font-family: var(--sg-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--sg-lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 176, 0.4);
}

.page-news .news-sub__links a:hover,
.page-news .news-sub__links a:focus-visible {
  color: var(--sg-white);
  border-bottom-color: var(--sg-white);
}

.page-news .news-sub__links a:focus-visible {
  outline: 2px solid var(--sg-coral);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 960px) {
  .page-news .news-hero {
    padding-top: 148px;
  }

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

  .page-news .news-topics__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-news .news-latest__grid {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-latest__aside {
    position: sticky;
    top: 130px;
  }

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

  .page-news .news-pick--night {
    min-height: 100%;
    justify-content: center;
  }

  .page-news .news-sub__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

  .page-news .news-sub__actions {
    justify-items: end;
    text-align: right;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-topic,
  .page-news .news-pick,
  .page-news .news-list__item,
  .page-news .news-list__arrow {
    transition: none;
  }

  .page-news .news-topic:hover,
  .page-news .news-pick:hover,
  .page-news .news-list__item:hover {
    transform: none;
  }
}