.page-news {
  --news-pad: clamp(48px, 7vw, 92px);
}

.page-news > .breadcrumbs {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px var(--gutter) 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 6vw, 80px) 0 clamp(28px, 4vw, 52px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  left: -22%;
  width: 68%;
  height: 120%;
  background: linear-gradient(140deg, rgba(23, 73, 110, .85) 0%, rgba(23, 73, 110, .35) 46%, rgba(43, 227, 210, .06) 78%, transparent 100%);
  clip-path: polygon(0 0, 100% 0, 64% 100%, 0 88%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -30%;
  width: 46%;
  height: 90%;
  background: linear-gradient(200deg, rgba(255, 138, 61, .16), transparent 68%);
  clip-path: polygon(28% 0, 100% 12%, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__inner {
  display: grid;
  gap: 32px;
}

.page-news .news-hero h1 {
  font-family: var(--font-narrow);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(28px, 6vw, 54px);
  line-height: 1.1;
  margin: 12px 0 0;
  color: var(--text);
  max-width: 18ch;
}

.page-news .news-hero__lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  align-self: end;
}

.page-news .news-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}

.page-news .news-hero__facts li:first-child {
  border-top: 1px solid var(--line);
}

.page-news .news-hero__facts .mono {
  flex: none;
  min-width: 3.6em;
  font-size: 19px;
  color: var(--hot);
  letter-spacing: .02em;
}

.page-news .news-hero__media {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

/* ---------- 分类过滤 ---------- */
.page-news .news-filter {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(23, 73, 110, .4), rgba(6, 23, 38, .5));
}

.page-news .news-filter__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 13px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-filter__inner::-webkit-scrollbar {
  display: none;
}

.page-news .news-filter__label {
  flex: none;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--slate-500);
}

.page-news .news-filter__chips {
  display: flex;
  flex: none;
  gap: 10px;
}

.page-news .news-filter .chip {
  text-decoration: none;
  white-space: nowrap;
}

.page-news .news-filter .chip:hover,
.page-news .news-filter .chip:focus-visible {
  border-color: var(--glow-cyan);
  color: var(--ice-cyan);
}

/* ---------- 主体双栏 ---------- */
.page-news .news-body {
  padding: var(--news-pad) 0 clamp(56px, 8vw, 104px);
}

.page-news .news-layout {
  display: grid;
  gap: 44px;
}

.page-news .upd-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .upd-card {
  position: relative;
  padding: 20px 22px 22px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow-s);
  transition: transform .16s ease, border-color .16s ease;
}

.page-news .upd-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--hot);
  border-radius: var(--r) 0 0 var(--r);
  transform: scaleY(.18);
  transform-origin: top center;
  transition: transform .2s ease;
}

.page-news .upd-card:hover,
.page-news .upd-card:focus-within {
  transform: translateX(3px);
  border-color: var(--line-steel);
}

.page-news .upd-card:hover::before,
.page-news .upd-card:focus-within::before {
  transform: scaleY(1);
}

.page-news .upd-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .upd-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 11px;
  font-size: 12px;
  letter-spacing: .06em;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--ice-cyan);
  background: rgba(43, 227, 210, .06);
}

.page-news .upd-tag--report {
  border-color: rgba(43, 227, 210, .6);
  color: var(--ice-cyan);
  background: rgba(43, 227, 210, .07);
}

.page-news .upd-tag--topic {
  border-color: rgba(255, 138, 61, .6);
  color: #FFC08C;
  background: rgba(255, 138, 61, .08);
}

.page-news .upd-tag--feature {
  border-color: rgba(168, 246, 238, .45);
  color: var(--ice-cyan);
  background: rgba(23, 73, 110, .55);
}

.page-news .upd-tag--plan {
  border-color: var(--line-steel);
  color: var(--muted);
  background: rgba(14, 46, 71, .6);
}

.page-news .upd-time {
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--muted);
}

.page-news .upd-card__title {
  margin: 12px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--text);
}

.page-news .upd-card__text {
  margin: 9px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 右侧卡片 ---------- */
.page-news .news-side {
  display: grid;
  gap: 24px;
  align-content: start;
}

.page-news .side-card {
  position: relative;
  padding: 24px 22px 26px;
  background: linear-gradient(180deg, rgba(23, 73, 110, .5), rgba(6, 23, 38, .92));
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-news .side-card--preview {
  border-left: 3px solid var(--hot);
}

.page-news .side-card__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--accent);
}

.page-news .side-card__title {
  margin: 10px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(22px, 3.4vw, 27px);
  line-height: 1.2;
  color: var(--text);
}

.page-news .side-card__media {
  margin: 18px 0 0;
}

.page-news .side-card__text {
  margin: 15px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .side-card__text + .side-card__text {
  margin-top: 12px;
}

.page-news .side-card__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .side-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .side-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--accent);
}

.page-news .side-card__link {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 210, .35);
  padding-bottom: 2px;
}

.page-news .side-card__link:hover,
.page-news .side-card__link:focus-visible {
  color: var(--ice-cyan);
  border-bottom-color: var(--ice-cyan);
}

/* ---------- 功能更新（浅色区） ---------- */
.page-news .news-feature {
  padding: clamp(56px, 8vw, 108px) 0;
}

.page-news .news-feature__grid {
  display: grid;
  gap: 34px;
  margin-top: 40px;
}

.page-news .news-feature__copy h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-news .news-feature__copy h3 + p {
  margin-top: 0;
}

.page-news .news-feature__copy p {
  margin: 0 0 26px;
}

.page-news .news-feature__copy h3:not(:first-child) {
  padding-top: 26px;
  border-top: 1px solid var(--mint-line);
}

.page-news .news-feature__media {
  margin: 0;
  align-self: start;
}

.page-news .feat-changes {
  list-style: none;
  margin: 44px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .feat-change {
  padding: 22px 20px 24px;
  background: #FFFFFF;
  border: 1px solid var(--mint-line);
  border-radius: var(--r);
}

.page-news .feat-change__idx {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .18em;
  color: #C75A21;
}

.page-news .feat-change__title {
  margin: 10px 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-news .feat-change__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-500);
}

/* ---------- 反馈 ---------- */
.page-news .news-talk {
  padding: clamp(56px, 8vw, 100px) 0;
  border-top: 1px solid var(--line);
  background: radial-gradient(120% 100% at 12% 0%, rgba(23, 73, 110, .55) 0%, rgba(6, 23, 38, 0) 62%);
}

.page-news .news-talk__inner {
  display: grid;
  gap: 36px;
}

.page-news .news-talk__title {
  margin: 10px 0 0;
  font-family: var(--font-narrow);
  font-weight: 800;
  letter-spacing: -.02em;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.16;
  color: var(--text);
  max-width: 20ch;
}

.page-news .news-talk__text {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-talk__pitch .btn {
  margin-top: 24px;
}

.page-news .news-talk__box {
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--hot);
  border-radius: var(--r);
  background: rgba(14, 46, 71, .55);
}

.page-news .news-talk__boxlabel {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--accent);
}

.page-news .news-talk__boxline {
  margin: 18px 0 4px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--slate-500);
}

.page-news .news-talk__boxvalue {
  margin: 0;
  font-size: 17px;
  color: var(--text);
  word-break: break-word;
}

.page-news .news-talk__note {
  margin: 18px 0 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .news-hero__lead {
    font-size: 17px;
  }

  .page-news .feat-changes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-feature__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 46px;
    align-items: start;
  }

  .page-news .news-talk__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1000px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 52px;
    align-items: end;
  }

  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 368px);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-side {
    margin-top: 76px;
  }

  .page-news .news-side > :nth-child(2) {
    margin-top: 32px;
  }

  .page-news .upd-list {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .upd-card,
  .page-news .upd-card::before,
  .page-news .side-card__link {
    transition: none;
  }

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