.page-news {
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  padding: 28px 0 0;
  background: linear-gradient(168deg, var(--ink-soft) 0%, var(--ink) 64%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(140, 155, 168, .14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(140, 155, 168, .14) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 84%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .95), transparent 84%);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 48%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--cinnabar) 72%, transparent);
  z-index: 1;
}

.page-news .news-hero .breadcrumb {
  margin-bottom: 34px;
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 56px;
}

.page-news .news-hero__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(32px, 7.2vw, 72px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 18px 0 0;
  color: var(--paper);
}

.page-news .news-hero__intro {
  max-width: 40ch;
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .8);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.page-news .news-hero__index {
  position: relative;
  border: 1px solid var(--line-strong);
  background: rgba(11, 26, 43, .62);
  padding: 22px 22px 18px;
}

.page-news .news-hero__index::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 46px;
  height: 3px;
  background: var(--gold);
}

.page-news .news-hero__index-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .idx {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-news .idx__row {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 7px 0;
  border-bottom: 1px solid rgba(140, 155, 168, .16);
}

.page-news .idx__row:last-child {
  border-bottom: 0;
}

.page-news .idx__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-news .idx__t {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(245, 241, 232, .78);
}

/* ---------- 通用分段 ---------- */
.page-news .section {
  padding: 64px 0;
}

.page-news .section__head h2 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(26px, 4.4vw, 40px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 14px 0 14px;
  color: var(--paper);
}

.page-news .section__head p {
  max-width: 52ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .7);
}

/* ---------- 栏目标签 ---------- */
.page-news .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .06em;
  padding: 3px 8px;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-news .tag--struct { color: var(--gold); }
.page-news .tag--content { color: #6FAFAB; }
.page-news .tag--service { color: var(--cinnabar-soft); }
.page-news .tag--exp { color: var(--gold-bright); }
.page-news .tag--comp { color: var(--slate); }

/* ---------- 变更记录索引 ---------- */
.page-news .news-records {
  background: var(--ink);
}

.page-news .news-records__figure {
  margin: 0 0 44px;
  border: 1px solid var(--line);
  position: relative;
}

.page-news .news-records__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: .92;
}

.page-news .legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 30px 0 6px;
  padding: 0;
}

.page-news .legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 8px;
  border: 1px solid var(--line);
  background: rgba(18, 41, 63, .5);
}

.page-news .legend__n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(245, 241, 232, .6);
}

.page-news .chg-list {
  margin-top: 26px;
  border-top: 1px solid var(--line-strong);
}

.page-news .chg {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  gap: 16px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.page-news .chg__no {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-news .chg__no::after {
  content: "";
  display: block;
  width: 24px;
  height: 1px;
  margin-top: 12px;
  background: var(--cinnabar);
}

.page-news .chg--fresh .chg__no {
  color: var(--gold-bright);
}

.page-news .chg__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-news .chg__status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: rgba(245, 241, 232, .58);
}

.page-news .chg__status::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--jade);
}

.page-news .chg--fresh .chg__status::before {
  background: var(--cinnabar-soft);
}

.page-news .chg__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.45;
  margin: 0 0 10px;
  color: var(--paper);
}

.page-news .chg__text {
  margin: 0;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.88;
  color: rgba(245, 241, 232, .72);
}

.page-news .chg__more {
  margin-top: 16px;
}

.page-news .chg__more summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

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

.page-news .chg__more summary::before {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
  transform: rotate(-45deg) translate(-1px, 1px);
  transition: transform .26s var(--ease);
}

.page-news .chg__more[open] summary::before {
  transform: rotate(45deg) translate(-1px, -1px);
}

.page-news .chg__more p {
  margin: 14px 0 0;
  max-width: 46ch;
  padding-left: 16px;
  border-left: 2px solid var(--line-strong);
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .62);
}

.page-news .chg__more[open] p {
  animation: news-soft-in .26s var(--ease);
}

@keyframes news-soft-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 时间轴 ---------- */
.page-news .news-timeline {
  background: var(--ink-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-timeline__figure {
  margin: 40px 0 48px;
  border: 1px solid var(--line);
}

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

.page-news .tl {
  position: relative;
  max-width: 900px;
  padding-left: 30px;
  border-left: 1px solid var(--line-strong);
}

.page-news .tl__stage {
  position: relative;
  padding-bottom: 44px;
}

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

.page-news .tl__stage::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 11px;
  height: 11px;
  background: var(--ink-soft);
  border: 1px solid var(--gold);
}

.page-news .tl__stage::after {
  content: "";
  position: absolute;
  left: -20px;
  top: 11px;
  width: 20px;
  height: 1px;
  background: var(--line-strong);
}

.page-news .tl__stage--current::before {
  background: var(--gold-bright);
  border-color: var(--gold-bright);
  box-shadow: 0 0 0 4px rgba(232, 200, 119, .16);
}

.page-news .tl__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .tl__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.4;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-news .tl__text {
  margin: 0;
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 1.92;
  color: rgba(245, 241, 232, .72);
}

.page-news .tl__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .tl__chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 5px 10px;
  border: 1px solid var(--line);
  color: rgba(245, 241, 232, .66);
}

.page-news .tl__chip b {
  font-weight: 500;
  color: var(--gold-bright);
  margin-right: 4px;
}

/* ---------- 专题系列 ---------- */
.page-news .news-specials {
  background: var(--paper);
  color: var(--ink);
  border-top: 1px solid var(--line);
}

.page-news .news-specials .eyebrow {
  color: var(--cinnabar);
}

.page-news .news-specials .section__head h2 {
  color: var(--ink);
}

.page-news .news-specials .section__head p {
  color: var(--slate-deep);
}

.page-news .specs {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 84%);
  gap: 18px;
  margin-top: 40px;
  padding-bottom: 20px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .specs::-webkit-scrollbar {
  height: 4px;
}

.page-news .specs::-webkit-scrollbar-thumb {
  background: var(--slate-deep);
}

.page-news .spec {
  position: relative;
  display: flex;
  flex-direction: column;
  scroll-snap-align: start;
  padding: 28px 24px 26px;
  background: var(--apricot);
  border: 1px solid rgba(74, 90, 105, .24);
}

.page-news .spec::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 44px;
  height: 3px;
  background: var(--cinnabar);
}

.page-news .spec__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cinnabar);
}

.page-news .spec__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 23px;
  line-height: 1.36;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-news .spec__cadence {
  margin: 0 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(74, 90, 105, .26);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate-deep);
}

.page-news .spec__text {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.86;
  color: var(--ink-soft);
}

.page-news .spec__points {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .spec__points li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 8px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-news .spec__points span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cinnabar);
  padding-top: 3px;
}

.page-news .spec__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--cinnabar);
}

.page-news .spec__link:hover,
.page-news .spec__link:focus-visible {
  color: var(--cinnabar);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  background: var(--ink);
}

.page-news .news-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}

.page-news .cad {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
}

.page-news .cad__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-news .cad__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .cad__when {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-news .cad__what h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.5;
  margin: 0 0 6px;
  color: var(--paper);
}

.page-news .cad__what p {
  margin: 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.86;
  color: rgba(245, 241, 232, .7);
}

.page-news .news-cadence__tail {
  margin: 26px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .66);
}

.page-news .news-cadence__tail a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 200, 119, .5);
}

.page-news .news-cadence__tail a:hover,
.page-news .news-cadence__tail a:focus-visible {
  border-bottom-color: var(--gold-bright);
}

.page-news .news-cadence__figure {
  margin: 0;
  border: 1px solid var(--line);
  align-self: start;
}

.page-news .news-cadence__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .news-cadence__figure figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate);
}

/* ---------- 反馈 ---------- */
.page-news .news-feedback {
  background: linear-gradient(142deg, var(--ink-soft) 0%, var(--ink) 78%);
  border-top: 1px solid var(--line);
}

.page-news .news-feedback__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 38px;
}

.page-news .news-feedback__lead h2 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  margin: 14px 0 18px;
  color: var(--paper);
}

.page-news .news-feedback__lead p {
  max-width: 46ch;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .74);
}

.page-news .news-feedback__lead .btn {
  margin-top: 14px;
}

.page-news .news-feedback__panel {
  position: relative;
  padding: 28px 24px 26px;
  border: 1px solid var(--line-strong);
  background: rgba(11, 26, 43, .6);
}

.page-news .news-feedback__panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 48px;
  height: 3px;
  background: var(--cinnabar);
}

.page-news .news-feedback__panel-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.5;
  margin: 0 0 20px;
  color: var(--paper);
}

.page-news .news-feedback__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-feedback__list li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 241, 232, .76);
}

.page-news .news-feedback__list span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  padding-top: 4px;
}

.page-news .news-feedback__contact {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  line-height: 1.7;
  color: var(--gold-bright);
  word-break: break-word;
}

.page-news .news-feedback__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.82;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-news .cad__item {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-news .chg {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 34px;
    padding: 32px 0;
  }

  .page-news .chg__no {
    font-size: 40px;
  }

  .page-news .chg__title {
    font-size: 24px;
  }

  .page-news .specs {
    grid-auto-columns: minmax(320px, 46%);
  }

  .page-news .tl {
    padding-left: 46px;
  }

  .page-news .tl__stage::before {
    left: -47px;
  }

  .page-news .tl__stage::after {
    left: -36px;
    width: 36px;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero {
    padding-top: 34px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
    padding-bottom: 76px;
  }

  .page-news .section {
    padding: 96px 0;
  }

  .page-news .news-cadence__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-news .news-feedback__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-news .specs {
    grid-auto-columns: minmax(0, 31.6%);
    scroll-snap-type: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .chg__more summary::before {
    transition: none;
  }

  .page-news .chg__more[open] p {
    animation: none;
  }

  .page-news .specs {
    scroll-snap-type: none;
    scroll-behavior: auto;
  }
}