.page-news {
  --news-rail: 232px;
  --news-aside: 292px;
}

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

/* ---------- 页首横幅 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep);
  color: var(--snow);
  padding-block: clamp(34px, 6vw, 78px) clamp(28px, 5vw, 62px);
}

.page-news .news-hero__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.page-news .news-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-news .news-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(106deg, rgba(8, 25, 43, 0.95) 0%, rgba(8, 25, 43, 0.78) 44%, rgba(14, 107, 168, 0.4) 100%);
}

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

.page-news .news-hero__eyebrow {
  color: var(--aqua);
  margin: 0 0 14px;
}

.page-news .news-hero__title {
  margin: 0 0 20px;
  font-size: var(--fs-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.06;
  max-width: 13ch;
}

.page-news .news-hero__lead {
  margin: 0 0 28px;
  max-width: 58ch;
  font-size: var(--fs-lead);
  line-height: 1.85;
  color: rgba(247, 250, 252, 0.86);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 0;
  font-size: var(--fs-sm);
  color: rgba(247, 250, 252, 0.76);
}

.page-news .news-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-right: 28px;
  margin-right: 28px;
  border-right: 1px solid rgba(247, 250, 252, 0.18);
}

.page-news .news-hero__facts li:last-child {
  border-right: 0;
  padding-right: 0;
  margin-right: 0;
}

.page-news .news-hero__facts .mono {
  font-size: 20px;
  font-weight: 700;
  color: var(--sun);
  letter-spacing: 0.02em;
}

/* ---------- 三栏主体 ---------- */

.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 52px);
  padding-block: clamp(36px, 5vw, 72px);
}

/* 左侧分类索引 */

.page-news .news-index {
  border-top: 2px solid var(--lake);
  padding-top: 18px;
}

.page-news .news-index__title {
  margin: 0 0 10px;
  font-size: var(--fs-h3);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-news .news-index__note {
  margin: 0 0 18px;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--ridge);
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-news .news-filter__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-filter__label {
  display: inline-block;
  padding: 7px 14px;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--ridge);
  border: 1px solid var(--mist);
  border-radius: 999px;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-news .news-filter__label:hover {
  color: var(--lake);
  border-color: var(--lake-2);
}

.page-news .news-filter__radio:focus-visible + .news-filter__label {
  outline: 2px solid var(--aqua);
  outline-offset: 2px;
}

.page-news:has(#f-all:checked) .news-filter__label[for="f-all"],
.page-news:has(#f-version:checked) .news-filter__label[for="f-version"],
.page-news:has(#f-service:checked) .news-filter__label[for="f-service"],
.page-news:has(#f-region:checked) .news-filter__label[for="f-region"],
.page-news:has(#f-compliance:checked) .news-filter__label[for="f-compliance"] {
  background: var(--lake);
  border-color: var(--lake);
  color: var(--snow);
}

.page-news:has(#f-version:checked) .news-item:not(.news-item--version),
.page-news:has(#f-service:checked) .news-item:not(.news-item--service),
.page-news:has(#f-region:checked) .news-item:not(.news-item--region),
.page-news:has(#f-compliance:checked) .news-item:not(.news-item--compliance) {
  display: none;
}

.page-news .news-index__defs {
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--mist);
}

.page-news .news-index__defs dt {
  padding-top: 14px;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-index__defs dd {
  margin: 4px 0 0;
  padding-bottom: 14px;
  font-size: var(--fs-xs);
  line-height: 1.72;
  color: var(--ridge);
  border-bottom: 1px solid var(--mist);
}

.page-news .news-index__defs dd:last-of-type {
  border-bottom: 0;
}

.page-news .news-index__link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin: 0;
  font-size: var(--fs-sm);
}

.page-news .news-index__link a {
  color: var(--lake);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(14, 107, 168, 0.34);
  transition: border-color var(--t-fast) var(--ease);
}

.page-news .news-index__link a:hover {
  border-bottom-color: var(--lake);
}

/* 中部时间线 */

.page-news .news-stream__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 26px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--mist);
}

.page-news .news-stream__head h2 {
  margin: 0;
}

.page-news .news-stream__note {
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--ridge);
}

.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--lake-2) 0%, var(--mist) 72%, rgba(215, 227, 236, 0) 100%);
}

.page-news .news-item {
  position: relative;
  padding-bottom: 30px;
}

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

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--snow);
  border: 2px solid var(--ridge);
}

.page-news .news-item--version::before {
  border-color: var(--lake);
}

.page-news .news-item--service::before {
  border-color: var(--aqua);
}

.page-news .news-item--region::before {
  border-color: var(--sun);
}

.page-news .news-item--compliance::before {
  border-color: var(--flag);
}

.page-news .news-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 9px;
}

.page-news .news-item__time {
  font-size: var(--fs-xs);
  color: var(--ridge);
  letter-spacing: 0.06em;
}

.page-news .news-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  list-style: none;
  cursor: pointer;
}

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

.page-news .news-item__title {
  flex: 1;
  min-width: 0;
  margin: 0;
  padding-bottom: 3px;
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--ink);
  background-image: linear-gradient(var(--lake), var(--lake));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size var(--t-base) var(--ease), color var(--t-fast) var(--ease);
}

.page-news .news-item__summary:hover .news-item__title,
.page-news .news-item__detail[open] .news-item__title {
  background-size: 100% 2px;
}

.page-news .news-item__toggle {
  position: relative;
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  margin-top: 5px;
  border: 1px solid var(--lake-2);
  border-radius: 50%;
  transition: border-color var(--t-fast) var(--ease);
}

.page-news .news-item__toggle::before,
.page-news .news-item__toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--lake);
  transform: translate(-50%, -50%);
  transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}

.page-news .news-item__toggle::before {
  width: 8px;
  height: 1.5px;
}

.page-news .news-item__toggle::after {
  width: 1.5px;
  height: 8px;
}

.page-news .news-item__detail[open] .news-item__toggle::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-news .news-item__summary:hover .news-item__toggle {
  border-color: var(--aqua);
}

.page-news .news-item__body {
  max-width: 62ch;
  margin: 12px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--lake-2);
  background: linear-gradient(180deg, rgba(215, 227, 236, 0.36) 0%, rgba(247, 250, 252, 0) 100%);
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-item__body p {
  margin: 0;
}

.page-news .news-item--service .news-item__body {
  border-left-color: var(--aqua);
}

.page-news .news-item--region .news-item__body {
  border-left-color: var(--sun);
}

.page-news .news-item--compliance .news-item__body {
  border-left-color: var(--flag);
}

.page-news .news-item__ref {
  margin-top: 10px !important;
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--ridge);
}

/* 右侧节奏与专题入口 */

.page-news .news-side {
  display: grid;
  gap: 28px;
  align-content: start;
}

.page-news .news-pace {
  padding: 24px 20px 26px;
  background: var(--deep);
  color: var(--snow);
  border-radius: 22px 22px 22px 6px;
}

.page-news .news-pace__title {
  margin: 0 0 16px;
  font-size: var(--fs-h3);
  color: var(--snow);
}

.page-news .news-pace__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-pace__list li {
  display: grid;
  gap: 5px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(247, 250, 252, 0.14);
  font-size: var(--fs-xs);
  line-height: 1.72;
  color: rgba(247, 250, 252, 0.74);
}

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

.page-news .news-pace__num {
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--sun);
}

.page-news .news-pace__fmt {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(247, 250, 252, 0.2);
  font-size: var(--fs-xs);
  line-height: 1.72;
  color: rgba(247, 250, 252, 0.6);
}

.page-news .news-topics__title {
  margin: 0 0 14px;
  font-size: var(--fs-h3);
}

.page-news .topic-card {
  display: block;
  position: relative;
  margin-bottom: 12px;
  padding: 15px 18px;
  border: 1px solid var(--mist);
  border-left: 3px solid var(--lake-2);
  background: var(--snow);
  color: inherit;
  text-decoration: none;
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

.page-news .topic-card:nth-of-type(2) {
  margin-left: 10px;
  border-left-color: var(--sun);
}

.page-news .topic-card:nth-of-type(3) {
  margin-right: 10px;
  border-left-color: var(--aqua);
}

.page-news .topic-card:hover {
  transform: translateY(-4px);
  border-color: var(--lake-2);
  box-shadow: 0 10px 24px rgba(8, 25, 43, 0.09);
}

.page-news .topic-card__kicker {
  display: block;
  margin-bottom: 6px;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--ridge);
}

.page-news .topic-card__name {
  display: block;
  margin-bottom: 4px;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--ink);
}

.page-news .topic-card__desc {
  display: block;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--ridge);
}

/* ---------- 专题系列 ---------- */

.page-news .news-themes {
  padding-block: clamp(46px, 6vw, 88px);
  background: linear-gradient(180deg, var(--snow) 0%, var(--mist) 170%);
  border-top: 1px solid var(--mist);
}

.page-news .news-themes__head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 3vw, 44px);
}

.page-news .news-themes__head .h-2 {
  margin: 10px 0 14px;
}

.page-news .news-themes__lead {
  margin: 0;
  font-size: var(--fs-lead);
  line-height: 1.85;
  color: var(--ridge);
}

.page-news .news-themes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-news .news-theme {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--snow);
  border: 1px solid var(--mist);
  border-radius: 20px 20px 20px 5px;
}

.page-news .news-theme__fig {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: linear-gradient(135deg, var(--lake) 0%, var(--deep) 100%);
}

.page-news .news-theme--region .news-theme__fig {
  aspect-ratio: 14 / 9;
}

.page-news .news-theme__fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}

.page-news .news-theme:hover .news-theme__fig img {
  transform: scale(1.03);
}

.page-news .news-theme__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 30px);
}

.page-news .news-theme__kicker {
  margin: 0;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--lake);
}

.page-news .news-theme__body h3 {
  margin: 0;
}

.page-news .news-theme__body > p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink);
}

.page-news .news-theme__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: var(--fs-sm);
  color: var(--ridge);
}

.page-news .news-theme__points li {
  position: relative;
  padding-left: 20px;
  line-height: 1.7;
}

.page-news .news-theme__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 1.5px;
  background: var(--lake-2);
}

.page-news .news-theme__go {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--lake);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--lake-2);
  transition: border-color var(--t-fast) var(--ease);
}

.page-news .news-theme__go:hover {
  border-bottom-color: var(--aqua);
}

.page-news .news-theme__meta {
  margin: 0;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--mist);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--ridge);
}

/* ---------- 持续跟进 ---------- */

.page-news .news-follow {
  padding-block: clamp(46px, 6vw, 88px);
  background: var(--deep);
  color: var(--snow);
}

.page-news .news-follow__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-news .news-follow__fig {
  margin: 0;
  overflow: hidden;
  border-radius: 26px 26px 26px 6px;
  background: linear-gradient(160deg, var(--lake) 0%, var(--deep) 100%);
}

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

.page-news .news-follow__body .eyebrow {
  color: var(--aqua);
  margin: 0 0 10px;
}

.page-news .news-follow__body h2 {
  margin: 0 0 24px;
  color: var(--snow);
}

.page-news .news-follow__steps {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-follow__steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(247, 250, 252, 0.14);
}

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

.page-news .news-follow__steps .mono {
  padding-top: 2px;
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  color: var(--sun);
}

.page-news .news-follow__steps p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: rgba(247, 250, 252, 0.8);
}

.page-news .news-follow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 20px;
}

.page-news .news-follow__contact {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: rgba(247, 250, 252, 0.55);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-news .news-themes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-theme--answer {
    grid-column: 1 / -1;
  }

  .page-news .news-follow__inner {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1200px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr) var(--news-aside);
  }

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

@media (max-width: 520px) {
  .page-news .news-hero__facts li {
    padding-right: 18px;
    margin-right: 18px;
  }

  .page-news .news-hero__facts .mono {
    font-size: 17px;
  }

  .page-news .news-timeline {
    padding-left: 22px;
  }

  .page-news .news-timeline::before {
    left: 4px;
  }

  .page-news .news-item::before {
    left: -22px;
    width: 9px;
    height: 9px;
  }

  .page-news .news-item__body {
    padding: 12px 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__title,
  .page-news .news-item__toggle,
  .page-news .news-item__toggle::before,
  .page-news .news-item__toggle::after,
  .page-news .topic-card,
  .page-news .news-theme__fig img,
  .page-news .news-filter__label {
    transition: none;
  }

  .page-news .topic-card:hover {
    transform: none;
  }

  .page-news .news-theme:hover .news-theme__fig img {
    transform: none;
  }
}