.page-news {
  --news-gap: clamp(1rem, 2.2vw, 1.5rem);
  --news-gap-lg: clamp(1.75rem, 3.6vw, 3rem);
  --news-pad: clamp(1.1rem, 2.6vw, 1.85rem);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

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

.page-news .breadcrumbs {
  padding-top: clamp(1rem, 2.5vw, 1.75rem);
}

.page-news .news-hero-wrap {
  padding-top: clamp(.75rem, 2vw, 1.25rem);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap-lg);
  padding-block: clamp(1.25rem, 3vw, 2rem) clamp(2.25rem, 5vw, 3.5rem);
}

.page-news .news-hero__copy {
  position: relative;
  border: 1px solid var(--hairline);
  background: var(--paper);
  padding: var(--news-pad);
  box-shadow: var(--shadow-micro);
  overflow: hidden;
}

.page-news .news-hero__copy::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--orange) 0 40%,
    var(--lime) 40% 68%,
    var(--cyan) 68% 100%
  );
}

.page-news .news-hero__title {
  margin: .55rem 0 0;
  font-size: clamp(2.2rem, 8vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -.01em;
}

.page-news .news-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 1fr;
  gap: .9rem 1.25rem;
}

.page-news .news-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: .18rem;
  min-width: 0;
}

.page-news .news-fact__num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--charcoal);
  letter-spacing: -.01em;
}

.page-news .news-fact__label {
  font-size: .875rem;
  color: var(--ink-mute);
  line-height: 1.5;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.65rem;
}

.page-news .news-hero__media {
  margin: 0;
  padding: .7rem;
  border: 1px solid var(--hairline);
  background: var(--sand);
  box-shadow: var(--shadow-micro);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--grey);
}

.page-news .news-hero__cap {
  display: block;
  margin-top: .7rem;
  padding-top: .6rem;
  border-top: 1px solid var(--hairline);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  padding-block: clamp(2rem, 4.5vw, 3.25rem);
}

.page-news .news-section + .news-section {
  border-top: 1px solid var(--hairline-strong);
}

.page-news .news-head {
  display: grid;
  gap: .55rem;
  padding-bottom: clamp(1.25rem, 2.5vw, 1.9rem);
}

.page-news .news-head__title {
  margin: 0;
  font-size: clamp(1.55rem, 3.4vw, 2.35rem);
  line-height: 1.16;
  letter-spacing: -.005em;
  max-width: 26ch;
}

.page-news .news-head__lead {
  margin: 0;
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.75;
}

/* ---------- 案例版式 ---------- */
.page-news .news-board__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap-lg);
}

.page-news .news-timeline {
  border: 1px solid var(--hairline);
  background: var(--sand);
  padding: var(--news-pad);
}

.page-news .news-timeline__title {
  margin: 0 0 1.1rem;
  font-size: .8125rem;
  font-family: var(--font-mono);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}

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

.page-news .news-timeline__item {
  position: relative;
  display: block;
  padding: 0 0 1.15rem 1.15rem;
  border-left: 1px solid var(--hairline-strong);
}

.page-news .news-timeline__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-news .news-timeline__item::before {
  content: "";
  position: absolute;
  left: -4.5px;
  top: .42rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-news .news-timeline__item:hover::before,
.page-news .news-timeline__item:focus-within::before {
  background: var(--orange);
  border-color: var(--orange);
}

.page-news .news-timeline__when {
  display: block;
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--orange-deep);
}

.page-news .news-timeline__what {
  display: block;
  margin-top: .18rem;
  font-weight: 600;
  font-size: .9375rem;
  line-height: 1.4;
  color: var(--charcoal);
}

.page-news .news-timeline__note {
  display: block;
  margin-top: .3rem;
  font-size: .8438rem;
  line-height: 1.6;
  color: var(--ink-mute);
}

@media (min-width: 1000px) {
  .page-news .news-timeline {
    position: sticky;
    top: 1.5rem;
  }

  .page-news .news-timeline__note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height .3s var(--ease), opacity .3s var(--ease);
  }

  .page-news .news-timeline__item:hover .news-timeline__note,
  .page-news .news-timeline__item:focus-within .news-timeline__note {
    max-height: 8rem;
    opacity: 1;
  }
}

/* ---------- 案例卡片 ---------- */
.page-news .news-cases {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .news-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--hairline);
  background: var(--paper);
  box-shadow: var(--shadow-micro);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
}

.page-news .news-card:hover {
  border-color: var(--cyan);
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.page-news .news-card__media {
  position: relative;
  border-bottom: 1px solid var(--hairline);
  background: var(--sand);
  overflow: hidden;
}

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

.page-news .news-card__stamp {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: .35rem .6rem;
  background: var(--charcoal);
  color: var(--snow);
  font-size: .6875rem;
  letter-spacing: .08em;
}

.page-news .news-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--news-pad);
}

.page-news .news-card__tags {
  list-style: none;
  margin: 0 0 .85rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .3rem .55rem;
  font-size: .75rem;
  line-height: 1.2;
  border: 1px solid var(--hairline);
  background: var(--snow);
  color: var(--ink-soft);
}

.page-news .news-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: .75;
}

.page-news .news-tag--plan {
  border-color: rgba(242, 106, 46, .42);
  background: rgba(242, 106, 46, .09);
  color: var(--orange-deep);
}

.page-news .news-tag--stage {
  border-color: rgba(168, 216, 46, .6);
  background: rgba(168, 216, 46, .16);
  color: var(--green-deep);
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

.page-news .news-card__title {
  margin: 0;
  font-size: clamp(1.0625rem, 1.7vw, 1.25rem);
  line-height: 1.35;
  letter-spacing: -.005em;
}

.page-news .news-card__text {
  margin: .6rem 0 0;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-news .news-card__meta {
  margin: auto 0 0;
  padding-top: 1rem;
  font-size: .75rem;
  letter-spacing: .03em;
  color: var(--ink-mute);
}

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

  .page-news .news-card--wide {
    grid-column: span 2;
  }

  .page-news .news-card--wide .news-card__media img {
    aspect-ratio: 21 / 9;
  }
}

@media (min-width: 1000px) {
  .page-news .news-board__layout {
    grid-template-columns: 258px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1360px) {
  .page-news .news-cases {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-card--wide {
    grid-column: span 2;
  }
}

/* ---------- 区域动态 ---------- */
.page-news .news-feed {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline-strong);
}

.page-news .news-feed li {
  display: grid;
  grid-template-columns: 1fr;
  gap: .3rem;
  padding: 1rem .25rem;
  border-bottom: 1px solid var(--hairline);
  transition: background .22s var(--ease), padding-left .22s var(--ease);
}

.page-news .news-feed li:hover {
  background: rgba(0, 194, 168, .07);
  padding-left: .75rem;
}

.page-news .news-feed__where {
  font-size: .75rem;
  letter-spacing: .05em;
  color: var(--cyan);
}

.page-news .news-feed__what {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
  min-width: 0;
}

.page-news .news-feed__stage {
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
  align-self: start;
}

@media (min-width: 760px) {
  .page-news .news-feed li {
    grid-template-columns: 150px minmax(0, 1fr) 108px;
    align-items: baseline;
    gap: 1.25rem;
  }

  .page-news .news-feed__stage {
    text-align: right;
  }
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap-lg);
}

.page-news .news-topics__media {
  margin: 0;
  padding: .7rem;
  border: 1px solid var(--hairline);
  background: var(--sand);
}

.page-news .news-topics__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--grey);
}

.page-news .news-topics__cap {
  display: block;
  margin-top: .65rem;
  padding-top: .55rem;
  border-top: 1px solid var(--hairline);
  font-size: .75rem;
  letter-spacing: .05em;
  color: var(--ink-mute);
}

.page-news .news-topics__list {
  display: grid;
  gap: var(--news-gap);
  align-content: start;
}

.page-news .news-topic {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--hairline);
  border-left: 3px solid transparent;
  background: var(--paper);
  color: inherit;
  text-decoration: none;
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}

.page-news .news-topic:hover,
.page-news .news-topic:focus-visible {
  border-color: var(--hairline-strong);
  border-left-color: var(--orange);
  background: var(--snow);
  transform: translateX(2px);
}

.page-news .news-topic__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--hairline);
  background: var(--sand);
  color: var(--orange-deep);
}

.page-news .news-topic__body {
  display: block;
  min-width: 0;
}

.page-news .news-topic__kicker {
  display: block;
  font-size: .6875rem;
  letter-spacing: .1em;
  color: var(--violet);
}

.page-news .news-topic__title {
  display: block;
  margin-top: .2rem;
  font-size: 1.125rem;
  font-weight: 900;
  line-height: 1.3;
  color: var(--charcoal);
}

.page-news .news-topic__text {
  display: block;
  margin-top: .35rem;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-news .news-topic__arrow {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--ink-mute);
  transition: color .25s var(--ease), transform .25s var(--ease);
}

.page-news .news-topic:hover .news-topic__arrow {
  color: var(--orange);
  transform: translateX(3px);
}

@media (min-width: 900px) {
  .page-news .news-topics {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

/* ---------- 读者路径 ---------- */
.page-news .news-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap-lg);
}

.page-news .news-paths__media {
  margin: 0;
  order: 2;
  border: 1px solid var(--hairline);
  background: var(--sand);
  padding: .7rem;
}

.page-news .news-paths__media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--grey);
}

.page-news .news-paths__list {
  order: 1;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hairline-strong);
}

.page-news .news-path {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .2rem .95rem;
  padding: 1.05rem .25rem;
  border-bottom: 1px solid var(--hairline);
  color: inherit;
  text-decoration: none;
  transition: background .22s var(--ease), padding-left .22s var(--ease);
}

.page-news .news-path:hover,
.page-news .news-path:focus-visible {
  background: rgba(107, 78, 255, .06);
  padding-left: .75rem;
}

.page-news .news-path__num {
  grid-row: span 2;
  font-size: .75rem;
  color: var(--violet);
  padding-top: .22rem;
}

.page-news .news-path__title {
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--charcoal);
}

.page-news .news-path__desc {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

@media (min-width: 860px) {
  .page-news .news-paths {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  }

  .page-news .news-paths__media {
    order: 1;
  }

  .page-news .news-paths__list {
    order: 2;
  }
}

/* ---------- 更新节奏 ---------- */
.page-news .news-rhythm {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  counter-reset: rhythm;
}

.page-news .news-rhythm__step {
  position: relative;
  padding: 1.35rem 1.25rem 1.4rem;
  border: 1px solid var(--hairline);
  background: var(--sand);
  box-shadow: var(--shadow-micro);
}

.page-news .news-rhythm__step::after {
  content: "";
  position: absolute;
  right: 1.25rem;
  bottom: 0;
  left: 1.25rem;
  height: 3px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s var(--ease);
}

.page-news .news-rhythm__step:hover::after {
  transform: scaleX(1);
}

.page-news .news-rhythm__num {
  display: inline-block;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--orange-deep);
  border-bottom: 1px solid rgba(242, 106, 46, .45);
  padding-bottom: .15rem;
}

.page-news .news-rhythm__title {
  margin: .75rem 0 0;
  font-size: 1.0625rem;
  line-height: 1.35;
}

.page-news .news-rhythm__text {
  margin: .5rem 0 0;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-news .news-rhythm__cta {
  margin: 1.5rem 0 0;
  font-size: .9375rem;
  color: var(--ink-soft);
}

.page-news .news-inline-link {
  color: var(--charcoal);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 1px;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-news .news-inline-link:hover,
.page-news .news-inline-link:focus-visible {
  color: var(--orange-deep);
  border-color: var(--cyan);
}

@media (min-width: 860px) {
  .page-news .news-rhythm {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }
}

@media (max-width: 480px) {
  .page-news .news-topic {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: .6rem;
  }

  .page-news .news-topic__arrow {
    display: none;
  }
}