.page-news {
  --news-rail: 56px;
  --news-head-gap: 28px;
  background: var(--cloud);
  color: var(--ink);
}

.page-news :focus-visible {
  outline: 2px solid var(--sun);
  outline-offset: 2px;
}

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

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 28px) 0 60px;
  color: var(--cloud);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(14, 139, 139, .55), rgba(14, 139, 139, 0) 58%),
    radial-gradient(100% 80% at 4% 108%, rgba(18, 100, 192, .48), rgba(18, 100, 192, 0) 62%),
    linear-gradient(160deg, #071A2B 0%, #0B2438 100%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(215, 226, 236, .12) 1px, transparent 1px);
  background-size: 88px 100%;
  opacity: .55;
  pointer-events: none;
}

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

.page-news .news-crumb {
  margin-bottom: 40px;
}

.page-news .news-crumb .breadcrumb-item,
.page-news .news-crumb a {
  color: rgba(243, 247, 251, .66);
  font-size: 13px;
}

.page-news .news-crumb .breadcrumb-item[aria-current="page"] {
  color: var(--sun);
}

.page-news .news-hero-grid {
  display: grid;
  gap: 36px;
}

.page-news .news-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--sun);
}

.page-news .news-eyebrow--dark {
  color: var(--sun-ink);
}

.page-news .news-hero h1 {
  margin: 0;
  max-width: 15ch;
  font-size: clamp(2rem, 6.6vw, 4rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: .02em;
}

.page-news .news-lede {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: clamp(1rem, 2.1vw, 1.125rem);
  line-height: 1.85;
  color: rgba(243, 247, 251, .78);
}

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

.page-news .news-btn-ghost {
  background: transparent;
  color: var(--cloud);
  border-color: rgba(215, 226, 236, .42);
}

.page-news .news-btn-ghost:hover,
.page-news .news-btn-ghost:focus-visible {
  color: #FFFFFF;
  border-color: var(--sun);
}

.page-news .news-hero-panel {
  border: 1px solid rgba(215, 226, 236, .24);
  border-radius: var(--r);
  padding: 20px 20px 18px;
  background: rgba(7, 26, 43, .42);
}

.page-news .news-panel-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(243, 247, 251, .58);
}

.page-news .news-panel-num {
  margin: 8px 0 18px;
  font-size: clamp(1.9rem, 7vw, 2.4rem);
  font-weight: 500;
  letter-spacing: .04em;
  line-height: 1;
  color: var(--sun);
}

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

.page-news .news-panel-meta li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(215, 226, 236, .14);
  font-size: 14px;
}

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

.page-news .news-panel-meta span {
  color: rgba(243, 247, 251, .58);
}

.page-news .news-panel-meta strong {
  font-weight: 600;
  text-align: right;
  color: var(--cloud);
}

/* ---------- 时间线主视觉 ---------- */

.page-news .news-visual-sec {
  background: var(--cloud);
}

.page-news .news-hero-visual {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--paper);
  box-shadow: var(--shadow);
}

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

.page-news .news-fig-cap {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  background: var(--paper);
}

/* ---------- 区块节奏 ---------- */

.page-news .section {
  padding: 56px 0;
}

.page-news .section--tight {
  padding: 28px 0 0;
}

@media (min-width: 900px) {
  .page-news .section {
    padding: 92px 0;
  }

  .page-news .section--tight {
    padding: 40px 0 0;
  }
}

.page-news .news-sec-head {
  max-width: 58ch;
  margin-bottom: var(--news-head-gap);
}

.page-news .news-sec-title {
  margin: 0;
  font-size: clamp(1.45rem, 3.6vw, 2.2rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-news .news-sec-desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news .news-prose {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-news .news-inline-link {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .link-more {
  display: inline-block;
  margin-top: 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--sky);
  padding-bottom: 2px;
}

/* ---------- 本期要点 ---------- */

.page-news .news-now-grid {
  display: grid;
  gap: 36px;
}

.page-news .news-lede-dark {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-news .news-points {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-news .news-points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 18px 20px;
  background: var(--cloud);
}

.page-news .news-points-num {
  font-size: 13px;
  line-height: 1.9;
  color: var(--lake);
}

.page-news .news-points p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-news .news-now-aside {
  padding: 20px;
  border-top: 2px solid var(--sun);
  border-radius: 0 0 var(--r) var(--r);
  background: var(--mist);
}

.page-news .news-aside-label {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ink-soft);
}

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

.page-news .news-aside-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink);
}

.page-news .news-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-news .news-dot--sky { background: var(--sky); }
.page-news .news-dot--lake { background: var(--lake); }
.page-news .news-dot--sun { background: var(--sun); }

/* ---------- 筛选工具区 ---------- */

.page-news .news-tools {
  display: grid;
  gap: 22px;
  margin-bottom: 40px;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--paper);
}

.page-news .filter-btn {
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #FFFFFF;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .filter-btn:hover {
  border-color: var(--sky);
  color: var(--sky);
}

.page-news .filter-btn[aria-pressed="true"] {
  background: var(--sky);
  border-color: var(--sky);
  color: #FFFFFF;
}

.page-news .news-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 14px;
}

.page-news .news-legend .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--ink-soft);
}

.page-news .news-legend .legend-swatch {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-news .news-tools-fig {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--paper);
}

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

@media (min-width: 940px) {
  .page-news .news-now-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: 64px;
    align-items: start;
  }

  .page-news .news-tools {
    grid-template-columns: minmax(0, 1fr) 268px;
    gap: 40px;
    align-items: start;
  }
}

/* ---------- 期号时间线 ---------- */

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

.page-news .news-item {
  display: grid;
  grid-template-columns: var(--news-rail) minmax(0, 1fr);
  gap: 12px;
}

.page-news .news-item-rail {
  position: relative;
  padding: 22px 12px 0 0;
  border-right: 1px solid var(--line);
  text-align: right;
}

.page-news .news-item-rail::after {
  content: "";
  position: absolute;
  top: 26px;
  right: -4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--sky);
}

.page-news .news-item[data-tags="version"] .news-item-rail::after {
  border-color: var(--lake);
}

.page-news .news-item[data-tags="notice"] .news-item-rail::after {
  border-color: var(--sun);
}

.page-news .news-item-num {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--sky);
}

.page-news .news-item[data-tags="version"] .news-item-num { color: var(--lake); }
.page-news .news-item[data-tags="notice"] .news-item-num { color: var(--sun-ink); }

.page-news .news-card {
  position: relative;
  margin: 0 0 22px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--sky);
}

.page-news .news-item[data-tags="version"] .news-card::before { background: var(--lake); }
.page-news .news-item[data-tags="notice"] .news-card::before { background: var(--sun); }

.page-news .news-card > summary {
  position: relative;
  display: block;
  padding: 18px 52px 18px 20px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .news-card > summary::after {
  content: "+";
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.4;
  color: var(--sky);
}

.page-news .news-card[open] > summary::after {
  content: "−";
}

.page-news .news-card-title {
  display: block;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-news .news-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
}

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

.page-news .news-tag--entry { color: var(--sky-deep); background: #E7F0FB; }
.page-news .news-tag--version { color: #0A6B6B; background: var(--mist); }
.page-news .news-tag--notice { color: var(--sun-ink); background: #FFF1E4; }

.page-news .news-card-when {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-mute);
}

.page-news .news-card-body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
}

.page-news .news-card-body ul {
  margin: 0;
  padding: 16px 0 0 18px;
  list-style: disc;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .news-card-body li + li {
  margin-top: 6px;
}

.page-news .news-item[hidden] {
  display: none;
}

@media (min-width: 760px) {
  .page-news .news-item {
    --news-rail: 84px;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 28px;
  }

  .page-news .news-item-rail {
    padding-right: 16px;
  }

  .page-news .news-item-num {
    font-size: 17px;
  }

  .page-news .news-card {
    margin-bottom: 26px;
  }

  .page-news .news-card > summary {
    padding: 22px 56px 22px 24px;
  }

  .page-news .news-card-body {
    padding: 0 24px 24px;
  }
}

/* ---------- 六期脉络 ---------- */

.page-news .news-arc {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .news-arc-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-arc-num {
  font-size: 15px;
  color: var(--lake);
}

.page-news .news-arc-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

@media (min-width: 820px) {
  .page-news .news-arc {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 56px;
  }

  .page-news .news-arc-item {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 18px 0;
  }
}

/* ---------- 临时公告 ---------- */

.page-news .news-notice-grid {
  display: grid;
  gap: 32px;
}

.page-news .news-notice-fig {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--mist);
}

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

@media (min-width: 940px) {
  .page-news .news-notice-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 64px;
    align-items: center;
  }
}

/* ---------- 渠道同步 ---------- */

.page-news .news-reach-grid {
  display: grid;
  gap: 32px;
}

.page-news .news-reach-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .news-reach-list li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
}

.page-news .news-reach-list .mono {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--lake);
}

.page-news .news-reach-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-news .news-reach-fig {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--night);
}

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

@media (min-width: 940px) {
  .page-news .news-reach-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 64px;
    align-items: center;
  }
}

/* ---------- 还有疑问时 ---------- */

.page-news .news-help {
  background:
    radial-gradient(90% 70% at 82% 0%, rgba(14, 139, 139, .34), rgba(14, 139, 139, 0) 60%),
    linear-gradient(180deg, #071A2B 0%, #0B2438 100%);
  color: var(--cloud);
}

.page-news .news-sec-head--night .news-sec-title {
  color: var(--cloud);
}

.page-news .news-sec-head--night .news-sec-desc {
  color: rgba(243, 247, 251, .68);
}

.page-news .news-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(215, 226, 236, .16);
  border: 1px solid rgba(215, 226, 236, .16);
  border-radius: var(--r);
  overflow: hidden;
}

.page-news .news-steps .step {
  padding: 24px 22px 26px;
  background: rgba(11, 36, 56, .92);
}

.page-news .news-step-num {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--sun);
}

.page-news .news-steps .step-title {
  margin: 12px 0 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cloud);
}

.page-news .news-steps .step-body {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 247, 251, .72);
}

.page-news .news-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

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

/* ---------- 返回顶部 ---------- */

.page-news .news-to-top {
  position: fixed;
  right: 16px;
  bottom: 92px;
  z-index: 40;
  padding: 10px 16px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--paper);
  color: var(--sky);
  box-shadow: var(--shadow);
  cursor: pointer;
}

@media (min-width: 900px) {
  .page-news .news-to-top {
    right: 28px;
    bottom: 32px;
  }
}