.page-news {
  --news-rail: 176px;
  background: var(--ink);
  color: var(--snow);
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumbs {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-top: 30px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(43, 74, 107, .30) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(43, 74, 107, .18) 0 1px, transparent 1px 96px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), transparent 88%);
}

.page-news .news-hero__shell {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  padding-bottom: 38px;
}

.page-news .news-hero__lead {
  max-width: 62ch;
}

.page-news .news-hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(29px, 5.4vw, 52px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.page-news .news-hero__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(231, 236, 243, .82);
}

.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px;
  margin: 0;
  padding: 2px;
  list-style: none;
  background: var(--steel);
  border: 2px solid var(--steel);
  border-radius: var(--radius);
}

.page-news .news-stat {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 15px 12px;
  background: var(--navy);
}

.page-news .news-stat__num {
  display: block;
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-news .news-stat__num--text {
  font-size: 16px;
  letter-spacing: .02em;
}

.page-news .news-stat__label {
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--mist);
}

/* ---------- 分类索引条 ---------- */
.page-news .news-index {
  border-top: 2px solid var(--steel);
  border-bottom: 2px solid var(--steel);
  background: var(--navy);
}

.page-news .news-index__shell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-news .news-index__label {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--mist);
}

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

.page-news .news-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--snow);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, transform .18s ease;
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .news-index__num {
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 条目流 ---------- */
.page-news .news-ledger {
  margin: 0 0 30px;
}

.page-news .news-ledger img,
.page-news .news-banner__media img,
.page-news .news-spot img,
.page-news .news-archive__figure img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-news .news-feed {
  display: grid;
  gap: 26px;
}

.page-news .news-rail {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .news-rail__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--mist);
}

.page-news .news-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-left: 3px solid var(--steel);
  background: rgba(11, 18, 32, .7);
  color: var(--mist);
  font-size: 13px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, background-color .18s ease;
}

.page-news .news-rail__link .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  border-left-color: var(--cyan);
  color: var(--cyan);
  background: rgba(46, 230, 200, .08);
}

.page-news .news-stream {
  display: grid;
  gap: 44px;
  min-width: 0;
}

.page-news .news-group {
  display: grid;
  gap: 16px;
  scroll-margin-top: 90px;
}

.page-news .news-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--steel);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--gold);
}

.page-news .news-group__title .mono {
  font-size: 15px;
  color: var(--cyan);
}

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

.page-news .news-entry {
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: var(--navy);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.page-news .news-entry:hover {
  border-color: var(--cyan);
  box-shadow: var(--shadow-hard);
  transform: translate(-2px, -2px);
}

.page-news .news-entry__head {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-entry__head::marker {
  content: "";
}

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

.page-news .news-entry__time {
  font-size: 12px;
  color: var(--mist);
}

.page-news .news-entry__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--snow);
  transition: color .18s ease;
}

.page-news .news-entry__hint::after {
  content: "+";
  font-size: 12px;
  color: var(--cyan);
}

.page-news .news-entry[open] .news-entry__hint::after {
  content: "−";
  color: var(--gold);
}

.page-news .news-entry[open] {
  border-color: var(--cyan);
}

.page-news .news-entry[open] .news-entry__title {
  color: var(--cyan);
}

.page-news .news-entry__body {
  padding: 14px 18px 18px;
  border-top: 1px dashed var(--steel);
}

.page-news .news-entry__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(231, 236, 243, .82);
}

/* ---------- 专题横幅 ---------- */
.page-news .news-banner {
  display: grid;
  gap: 20px;
  padding: 20px;
  border: 3px solid var(--flame);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(255, 90, 43, .14), transparent 62%),
    var(--navy);
  box-shadow: var(--shadow-hard);
}

.page-news .news-banner__media {
  margin: 0;
}

.page-news .news-banner__body {
  display: grid;
  align-content: start;
  gap: 12px;
}

.page-news .news-banner__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--snow);
}

.page-news .news-banner__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(231, 236, 243, .82);
}

.page-news .news-banner .btn {
  justify-self: start;
  margin-top: 4px;
}

/* ---------- 分类说明 ---------- */
.page-news .news-topics {
  display: grid;
  gap: 16px;
}

.page-news .news-topic {
  position: relative;
  padding: 22px 20px 20px 24px;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: var(--navy);
  overflow: hidden;
  scroll-margin-top: 90px;
}

.page-news .news-topic::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: var(--cyan);
}

.page-news .news-topic--version::before {
  background: var(--gold);
}

.page-news .news-topic--series::before {
  background: var(--flame);
}

.page-news .news-topic--archive::before {
  background: var(--barley);
}

.page-news .news-topic__num {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-news .news-topic__title {
  margin: 0 0 6px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--snow);
}

.page-news .news-topic__who {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--gold);
}

.page-news .news-topic__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(231, 236, 243, .8);
}

.page-news .news-spot {
  margin: 30px 0 0;
  display: grid;
  gap: 12px;
}

.page-news .news-spot__caption {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 归档 ---------- */
.page-news .news-archive {
  display: grid;
  gap: 26px;
}

.page-news .news-archive__figure {
  margin: 0;
}

.page-news .news-archive__body {
  display: grid;
  align-content: start;
  gap: 16px;
}

.page-news .news-archive__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(231, 236, 243, .82);
}

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

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border-left: 3px solid var(--steel);
  background: rgba(11, 18, 32, .78);
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(231, 236, 243, .84);
}

.page-news .news-archive__list .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-news .news-archive__body .btn {
  justify-self: start;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 2px;
  list-style: none;
  background: var(--steel);
  border: 2px solid var(--steel);
  border-radius: var(--radius);
}

.page-news .news-cadence__item {
  display: grid;
  gap: 8px;
  padding: 20px 18px;
  background: var(--navy);
}

.page-news .news-cadence__step {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--cyan);
}

.page-news .news-cadence__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--snow);
}

.page-news .news-cadence__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(231, 236, 243, .78);
}

/* ---------- 通知 ---------- */
.page-news .news-notify {
  display: grid;
  gap: 26px;
  padding: 24px 20px;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, rgba(46, 230, 200, .05) 0 2px, transparent 2px 12px),
    var(--navy);
}

.page-news .news-notify__body {
  display: grid;
  align-content: start;
  gap: 12px;
}

.page-news .news-notify__title {
  margin: 0;
  font-size: clamp(21px, 3.2vw, 27px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--snow);
}

.page-news .news-notify__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(231, 236, 243, .82);
}

.page-news .news-notify__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.page-news .news-contacts {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 2px;
  list-style: none;
  background: var(--steel);
  border-radius: var(--radius);
  align-content: start;
}

.page-news .news-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
  padding: 14px 16px;
  background: var(--ink);
}

.page-news .news-contact__key {
  grid-column: 1 / -1;
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-news .news-contact__val {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-news .news-contact--note {
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-contact--note .news-contact__val {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(231, 236, 243, .82);
}

.page-news .news-contact .copy-btn {
  flex: none;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-news .news-topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-news .news-notify {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: start;
    padding: 28px 26px;
  }
}

@media (min-width: 900px) {
  .page-news .news-feed {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 40px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-news .news-rail__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-rail__link {
    background: transparent;
  }

  .page-news .news-entries > li:nth-child(odd) {
    margin-right: 6%;
  }

  .page-news .news-entries > li:nth-child(even) {
    margin-left: 6%;
  }

  .page-news .news-banner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 30px;
    padding: 26px;
  }

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

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

  .page-news .news-archive {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero__shell {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .95fr);
    align-items: end;
    gap: 48px;
  }

  .page-news .news-banner .news-banner__body {
    padding-left: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-index__link,
  .page-news .news-rail__link {
    transition: none;
  }

  .page-news .news-entry:hover {
    transform: none;
  }
}