.page-news {
  --news-rail: 232px;
  --news-gap: clamp(28px, 4vw, 56px);
  background: var(--ink-900);
  color: var(--text);
}

/* ---------- HERO ---------- */
.page-news .news-hero {
  position: relative;
  padding: calc(var(--header-h) + 44px) 0 52px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 82% -10%, rgba(47, 227, 240, 0.12), transparent 58%),
    radial-gradient(90% 80% at -5% 110%, rgba(255, 106, 43, 0.07), transparent 62%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(28, 58, 97, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(28, 58, 97, 0.55) 1px, transparent 1px);
  background-size: var(--grid) var(--grid);
  opacity: 0.42;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.25) 70%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.25) 70%, transparent 100%);
}

.page-news .news-hero .container {
  position: relative;
}

.page-news .breadcrumbs {
  margin-bottom: 28px;
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}

.page-news .hero-lead .eyebrow {
  margin: 0 0 14px;
}

.page-news .hero-lead h1 {
  margin: 0 0 20px;
  font-size: clamp(38px, 8vw, 68px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.page-news .hero-lede {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.8;
  color: var(--text);
}

.page-news .hero-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-news .hero-meter {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(11, 27, 51, 0.92), rgba(5, 10, 22, 0.7));
  backdrop-filter: blur(3px);
}

.page-news .meter-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(28, 58, 97, 0.75);
}

.page-news .meter-row:last-child {
  border-bottom: 0;
}

.page-news .meter-row dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

.page-news .meter-row dd {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

/* ---------- 主体两栏 ---------- */
.page-news .stream-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding: 48px 0 64px;
}

.page-news .stream-main {
  min-width: 0;
}

/* ---------- 左侧分类栏 ---------- */
.page-news .rail-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-2);
}

.page-news .rail-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.page-news .rail-tabs::-webkit-scrollbar {
  display: none;
}

.page-news .rail-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-2);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-news .rail-tab:hover {
  border-color: var(--cyan);
  color: var(--text);
}

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

.page-news .rail-tab[aria-selected="true"],
.page-news .rail-tab.is-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-news .rail-idx {
  font-size: 11px;
  opacity: 0.72;
}

.page-news .rail-name {
  font-weight: 700;
}

.page-news .rail-count {
  font-size: 11px;
  opacity: 0.7;
}

.page-news .rail-tab[aria-selected="true"] .rail-idx,
.page-news .rail-tab.is-active .rail-idx,
.page-news .rail-tab[aria-selected="true"] .rail-count,
.page-news .rail-tab.is-active .rail-count {
  opacity: 0.85;
}

.page-news .rail-axis {
  display: none;
}

/* ---------- 置顶条目 ---------- */
.page-news .pin-entry {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-bottom: 36px;
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(11, 27, 51, 0.96), rgba(5, 10, 22, 0.86));
  overflow: hidden;
}

.page-news .pin-entry::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 227, 240, 0.16), transparent 68%);
  pointer-events: none;
}

.page-news .pin-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-news .pin-time {
  font-size: 12px;
  color: var(--text-2);
}

.page-news .pin-title {
  margin: 0 0 14px;
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.02em;
}

.page-news .pin-lede {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-news .pin-points {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .pin-points li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .pin-pi {
  font-size: 13px;
  color: var(--cyan);
  padding-top: 3px;
}

.page-news .pin-points strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-news .pin-points p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-news .pin-foot {
  margin: 0;
}

.page-news .pin-jump {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 240, 0.4);
}

.page-news .pin-jump:hover {
  border-bottom-color: var(--cyan);
}

.page-news .pin-media {
  position: relative;
  margin: 0;
}

.page-news .pin-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-news .pin-media figcaption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

/* ---------- 条目面板 ---------- */
.page-news .stream-panel[hidden] {
  display: none;
}

.page-news .stream-panel:focus {
  outline: none;
}

.page-news .panel-banner {
  margin: 0 0 28px;
  position: relative;
}

.page-news .panel-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 34px 100%, 0 calc(100% - 34px));
}

.page-news .panel-banner figcaption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

.page-news .panel-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-bottom: 30px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.page-news .panel-side {
  margin: 0;
}

.page-news .panel-side img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-news .panel-intro-text .eyebrow {
  margin: 0 0 12px;
}

.page-news .panel-intro-title {
  margin: 0 0 12px;
  font-size: clamp(21px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.page-news .panel-intro-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 日志条目 ---------- */
.page-news .log-entry {
  border-bottom: 1px solid var(--line);
}

.page-news .log-trigger {
  display: grid;
  grid-template-columns: 42px 1fr 24px;
  gap: 12px;
  align-items: start;
  width: 100%;
  min-height: 44px;
  padding: 20px 0;
  border: 0;
  border-radius: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: color .2s ease;
}

.page-news .log-trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .log-num {
  padding-top: 3px;
  font-size: 15px;
  font-weight: 600;
  color: var(--line);
  transition: color .2s ease;
}

.page-news .log-trigger:hover .log-num {
  color: var(--cyan-deep);
}

.page-news .log-trigger[aria-expanded="true"] .log-num {
  color: var(--cyan);
}

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

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

.page-news .log-when {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

.page-news .log-title {
  display: block;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text);
  transition: color .2s ease;
}

.page-news .log-trigger:hover .log-title {
  color: var(--cyan);
}

.page-news .log-trigger[aria-expanded="true"] .log-title {
  color: var(--cyan);
}

.page-news .log-sign {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 8px;
  justify-self: end;
}

.page-news .log-sign::before,
.page-news .log-sign::after {
  content: "";
  position: absolute;
  background: var(--text-2);
  transition: transform .25s ease, background-color .25s ease;
}

.page-news .log-sign::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.page-news .log-sign::after {
  top: 0;
  left: 7px;
  width: 2px;
  height: 16px;
}

.page-news .log-trigger[aria-expanded="true"] .log-sign::before,
.page-news .log-trigger[aria-expanded="true"] .log-sign::after {
  background: var(--cyan);
}

.page-news .log-trigger[aria-expanded="true"] .log-sign::after {
  transform: scaleY(0);
}

.page-news .log-panel {
  padding-bottom: 24px;
}

.page-news .log-body {
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
  animation: news-fade .26s ease both;
}

.page-news .log-body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-news .log-body p:last-child {
  margin-bottom: 0;
}

@keyframes news-fade {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 系列专题 ---------- */
.page-news .series-section {
  position: relative;
  padding: 64px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-news .series-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-news .series-bg img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.page-news .series-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(5, 10, 22, 0.94) 12%, rgba(11, 27, 51, 0.72) 52%, rgba(5, 10, 22, 0.95) 100%);
  pointer-events: none;
}

.page-news .series-section .container {
  position: relative;
  z-index: 1;
}

.page-news .series-head {
  margin-bottom: 30px;
}

.page-news .series-strip {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 14px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-news .series-strip::-webkit-scrollbar {
  height: 6px;
}

.page-news .series-strip::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 3px;
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 0 0 84%;
  scroll-snap-align: start;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11, 27, 51, 0.9);
  color: var(--text);
  text-decoration: none;
  transition: border-color .22s ease, transform .22s ease, background-color .22s ease;
}

.page-news .series-card:hover,
.page-news .series-card:focus-visible {
  border-color: var(--cyan);
  background: rgba(14, 124, 147, 0.18);
  transform: translateY(-2px);
}

.page-news .series-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .series-idx {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .series-title {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-news .series-card p {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-news .series-foot {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 延伸阅读 ---------- */
.page-news .readmore-section {
  padding: 64px 0 72px;
}

.page-news .readmore-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-news .readmore-title {
  margin: 12px 0 22px;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.02em;
}

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

.page-news .readmore-list li {
  border-bottom: 1px solid var(--line);
}

.page-news .readmore-list li:first-child {
  border-top: 1px solid var(--line);
}

.page-news .readmore-list a {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 44px;
  padding: 16px 0;
  color: var(--text);
  text-decoration: none;
  transition: color .2s ease;
}

.page-news .readmore-list a:hover {
  color: var(--cyan);
}

.page-news .readmore-num {
  font-size: 13px;
  color: var(--cyan-deep);
}

.page-news .readmore-text {
  font-size: 15px;
  line-height: 1.7;
}

.page-news .readmore-sub {
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(11, 27, 51, 0.92), rgba(5, 10, 22, 0.7));
}

.page-news .readmore-sub .readmore-title {
  margin-top: 10px;
}

.page-news .readmore-sub p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-news .readmore-sub .btn {
  min-height: 44px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .series-card {
    flex-basis: 46%;
  }

  .page-news .panel-intro {
    grid-template-columns: 300px 1fr;
    gap: 30px;
    align-items: center;
  }

  .page-news .readmore-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: calc(var(--header-h) + 64px) 0 68px;
  }

  .page-news .hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: clamp(32px, 5vw, 84px);
  }

  .page-news .hero-meter {
    align-self: end;
  }

  .page-news .pin-entry {
    grid-template-columns: 1fr 340px;
    gap: 38px;
    align-items: start;
  }

  .page-news .log-trigger {
    grid-template-columns: 52px 1fr 24px;
    gap: 18px;
  }

  .page-news .log-body {
    padding-left: 22px;
    margin-left: 52px;
    margin-right: 42px;
  }

  .page-news .pin-media {
    margin-top: 6px;
  }
}

@media (min-width: 1000px) {
  .page-news .stream-layout {
    grid-template-columns: var(--news-rail) 1fr;
    gap: var(--news-gap);
    padding: 72px 0 84px;
    align-items: start;
  }

  .page-news .stream-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-news .rail-tabs {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-news .rail-tab {
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
  }

  .page-news .rail-count {
    margin-left: auto;
  }

  .page-news .rail-axis {
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: relative;
    margin-top: 22px;
    padding-left: 18px;
  }

  .page-news .axis-line {
    position: absolute;
    left: 4px;
    top: 4px;
    bottom: 4px;
    width: 1px;
    background: var(--line);
  }

  .page-news .axis-tick {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: var(--text-2);
  }

  .page-news .axis-tick i {
    position: absolute;
    left: 0;
    width: 9px;
    height: 1px;
    background: var(--cyan-deep);
  }

  .page-news .series-card {
    flex-basis: calc(33.333% - 11px);
  }
}

@media (min-width: 1200px) {
  .page-news .pin-entry {
    grid-template-columns: 1fr 400px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-body {
    animation: none;
  }

  .page-news .series-card {
    transition: none;
  }

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