.page-news {
  --news-line: var(--stroke);
  --news-soft: rgba(246, 247, 251, 0.72);
  --news-soft-2: rgba(246, 247, 251, 0.55);
}

/* ---------- 页首 ---------- */
.page-news .news-hero {
  padding-top: 40px;
}

.page-news .news-hero__copy {
  max-width: 760px;
}

.page-news .news-hero__title {
  margin: 18px 0 0;
  max-width: 14em;
  color: var(--deep-space);
}

.page-news .news-hero__lede {
  margin-top: 22px;
  max-width: 44em;
  color: var(--text-grey);
}

.page-news .news-hero__stage {
  margin-top: 44px;
  padding: 0 20px;
}

.page-news .news-hero__media {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--stroke);
  background: linear-gradient(120deg, var(--midnight), var(--deep-space));
}

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

@media (min-width: 1024px) {
  .page-news .news-hero__stage {
    padding-left: 14%;
    padding-right: 4%;
    margin-top: 56px;
  }
}

/* ---------- 置顶条目 ---------- */
.page-news .news-pinned {
  position: relative;
  padding: 30px 22px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(201, 162, 75, 0.3);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(91, 75, 196, 0.28), transparent 60%),
    linear-gradient(158deg, var(--midnight) 0%, var(--deep-space) 78%);
  color: var(--moon-white);
  overflow: hidden;
}

.page-news .news-pinned::after {
  content: "";
  position: absolute;
  right: -110px;
  bottom: -140px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 182, 201, 0.18), transparent 68%);
  pointer-events: none;
}

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

.page-news .news-pinned__title {
  margin: 18px 0 0;
  max-width: 22em;
  color: var(--moon-white);
  font-weight: 500;
}

.page-news .news-pinned__lede {
  margin: 16px 0 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--news-soft);
}

.page-news .news-changes {
  display: grid;
  gap: 20px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-changes__item {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-news .news-changes__mark {
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 162, 75, 0.16);
}

.page-news .news-changes__item strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--moon-white);
}

.page-news .news-changes__item span {
  display: block;
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--news-soft);
}

.page-news .news-pinned__btn {
  position: relative;
  z-index: 1;
  margin-top: 32px;
}

.page-news .news-compare {
  position: relative;
  z-index: 1;
  margin-top: 26px;
  border-top: 1px solid rgba(246, 247, 251, 0.16);
}

.page-news .news-compare__row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(246, 247, 251, 0.1);
}

.page-news .news-compare__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-news .news-compare__old {
  font-size: 14px;
  line-height: 1.6;
  color: var(--news-soft-2);
  text-decoration: line-through;
  text-decoration-color: rgba(246, 247, 251, 0.3);
}

.page-news .news-compare__arrow {
  display: none;
  color: rgba(201, 162, 75, 0.75);
  font-size: 13px;
}

.page-news .news-compare__new {
  font-size: 14px;
  line-height: 1.6;
  color: var(--moon-white);
}

@media (min-width: 720px) {
  .page-news .news-compare__row {
    grid-template-columns: 104px minmax(0, 1fr) 20px minmax(0, 1fr);
    align-items: center;
    gap: 16px;
  }
  .page-news .news-compare__arrow {
    display: block;
  }
}

@media (min-width: 900px) {
  .page-news .news-pinned {
    padding: 48px 52px;
  }
  .page-news .news-changes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 40px;
  }
}

/* ---------- 日志流 ---------- */
.page-news .news-log__head {
  max-width: 760px;
}

.page-news .news-log__lede {
  margin-top: 18px;
  color: var(--text-grey);
}

.page-news .news-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-tags .tag {
  display: inline-block;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--stroke);
  background: var(--moon-white);
  color: var(--text-grey);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.page-news .news-stream {
  margin-top: 44px;
  border-top: 1px solid var(--news-line);
}

.page-news .news-item {
  display: grid;
  gap: 12px;
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-item > * {
  min-width: 0;
}

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

.page-news .news-item__no {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--deep-space);
}

.page-news .news-item__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-grey);
}

.page-news .news-item__tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--stroke);
  background: var(--moon-white);
  color: var(--halo-purple);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.page-news .news-item__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.page-news .news-item__title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--deep-space);
}

.page-news .news-item__sum {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--text-grey);
}

.page-news .news-item__figure {
  margin: 18px 0 0;
  max-width: 620px;
}

.page-news .news-item__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--stroke);
  background: var(--moon-white);
  object-fit: cover;
}

.page-news .news-item__btn {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-pill);
  background: var(--moon-white);
  color: var(--deep-space);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-news .news-item__btn:hover,
.page-news .news-item__btn:focus-visible {
  border-color: var(--star-cyan);
  color: var(--star-cyan);
}

.page-news .news-item__mark {
  position: relative;
  width: 10px;
  height: 10px;
  flex: none;
}

.page-news .news-item__mark::before,
.page-news .news-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  border-radius: 1px;
  transform: translate(-50%, -50%);
  transition: opacity 0.24s var(--ease);
}

.page-news .news-item__mark::before {
  width: 10px;
  height: 1.5px;
}

.page-news .news-item__mark::after {
  width: 1.5px;
  height: 10px;
}

.page-news .news-item.is-open .news-item__mark::after,
.page-news .news-item[data-open] .news-item__mark::after {
  opacity: 0;
}

.page-news .news-item__panel {
  margin-top: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--stroke);
  background: var(--moon-white);
}

.page-news .news-item__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-grey);
}

.page-news [data-expand-panel][hidden] {
  display: none;
}

@media (min-width: 860px) {
  .page-news .news-item {
    grid-template-columns: 136px minmax(0, 1fr);
    gap: 0 36px;
    padding: 30px 0 32px;
  }
  .page-news .news-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
    padding-top: 3px;
  }
  .page-news .news-item__title {
    font-size: 20px;
  }
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  position: relative;
  background: linear-gradient(178deg, var(--midnight) 0%, var(--deep-space) 100%);
  color: var(--moon-white);
  overflow: hidden;
}

.page-news .news-series::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 162, 75, 0.14), transparent 66%);
  pointer-events: none;
}

.page-news .news-series__title {
  margin: 16px 0 0;
  color: var(--moon-white);
  font-weight: 500;
}

.page-news .news-series__lede {
  margin-top: 18px;
  max-width: 44em;
  color: var(--news-soft);
}

.page-news .news-series__grid {
  display: grid;
  gap: 18px;
  margin-top: 44px;
}

.page-news .news-series__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(211, 216, 230, 0.16);
  background: rgba(246, 247, 251, 0.05);
  color: inherit;
  text-decoration: none;
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-news .news-series__card:hover,
.page-news .news-series__card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(201, 162, 75, 0.62);
  background: rgba(246, 247, 251, 0.09);
}

.page-news .news-series__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-news .news-series__card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--moon-white);
}

.page-news .news-series__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--news-soft);
}

.page-news .news-series__more {
  margin-top: auto;
  padding-top: 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--star-cyan);
}

@media (min-width: 720px) {
  .page-news .news-series__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1040px) {
  .page-news .news-series__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .news-series__card:last-child:nth-child(3n + 2) {
  grid-column: span 1;
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__btn,
  .page-news .news-item__mark::before,
  .page-news .news-item__mark::after,
  .page-news .news-series__card {
    transition: none;
  }
  .page-news .news-series__card:hover,
  .page-news .news-series__card:focus-visible {
    transform: none;
  }
}