.page-news {
  --news-line: rgba(143, 166, 151, 0.24);
  --news-rail-w: 236px;
  padding-bottom: clamp(40px, 6vw, 88px);
}

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

.page-news .news-crumbs {
  padding-top: clamp(16px, 2.6vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  margin-top: clamp(14px, 2vw, 22px);
  padding: clamp(30px, 5vw, 68px) 0 clamp(32px, 5vw, 72px);
  overflow: hidden;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  background:
    radial-gradient(760px 420px at 84% -6%, rgba(201, 255, 61, 0.13), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--turf) 82%);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(48%, 540px);
  height: 100%;
  pointer-events: none;
  background-image: repeating-linear-gradient(118deg, rgba(30, 59, 44, 0.6) 0 1px, transparent 1px 17px);
  opacity: 0.55;
}

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

.page-news .news-hero-grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 40px);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-cond);
  font-size: clamp(32px, 5vw, 60px);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-news .news-hero-lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

.page-news .news-hero-frame {
  position: relative;
  border: 1px solid var(--edge);
}

.page-news .news-hero-figure::before {
  content: "转播视角";
  position: absolute;
  top: -9px;
  left: -4px;
  z-index: 2;
  padding: 5px 14px;
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--acid);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

.page-news .news-hero-figure .media-caption {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--moss);
}

.page-news .news-meter {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  background: var(--edge);
  border: 1px solid var(--edge);
}

.page-news .news-meter-cell {
  padding: 16px 14px;
  background: var(--turf);
}

.page-news .news-meter dt {
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.page-news .news-meter dd {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 8px 0 0;
  font-family: var(--font-mono);
  color: var(--white);
}

.page-news .news-meter-num {
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
}

.page-news .news-meter-unit {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--moss);
}

.page-news .news-meter-cell.is-accent .news-meter-num {
  color: var(--acid);
}

/* ---------- 日志主体 ---------- */
.page-news .news-log {
  padding-top: clamp(44px, 6vw, 84px);
}

.page-news .log-layout {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
}

.page-news .log-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 3;
  padding: 12px 0 10px;
  background: linear-gradient(180deg, var(--turf) 72%, rgba(11, 18, 14, 0));
  border-top: 1px solid var(--edge);
}

.page-news .log-rail-title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--moss);
}

.page-news .log-rail-list {
  display: flex;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .log-rail-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 14px 9px;
  border: 1px solid var(--edge);
  background: var(--panel);
  color: var(--text-soft);
  text-decoration: none;
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-news .log-rail-num {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--white);
}

.page-news .log-rail-meta {
  font-family: var(--font-cond);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-news .log-rail-link:hover {
  border-color: var(--acid);
  color: var(--white);
}

.page-news .log-rail-link:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 2px;
}

.page-news .log-rail-link.is-current {
  background: var(--acid);
  border-color: var(--acid);
}

.page-news .log-rail-link.is-current .log-rail-num,
.page-news .log-rail-link.is-current .log-rail-meta {
  color: var(--ink);
}

.page-news .log-rail-note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--moss);
}

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

.page-news .news-log .section-head {
  padding-bottom: clamp(16px, 2vw, 26px);
}

.page-news .log-item {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid var(--news-line);
  transition: background-color 0.25s ease;
}

.page-news .log-item:last-child {
  border-bottom: 1px solid var(--news-line);
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 0;
  height: 2px;
  background: var(--acid);
  transition: width 0.36s ease;
}

.page-news .log-item:hover::before,
.page-news .log-item:focus-within::before,
.page-news .log-item:target::before {
  width: 100%;
}

.page-news .log-item:hover,
.page-news .log-item:focus-within {
  background: rgba(20, 48, 37, 0.42);
}

.page-news .log-item:target {
  background: rgba(201, 255, 61, 0.05);
}

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

.page-news .log-item-head::before {
  content: "/";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--acid);
}

.page-news .log-item-round {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--white);
}

.page-news .log-item-node {
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-news .log-item-title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-news .log-item-summary {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .log-item-more {
  margin-top: 12px;
  padding-left: 14px;
  border-left: 2px solid var(--edge);
}

.page-news .log-item-more p {
  margin: 0 0 8px;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.72;
  color: var(--moss);
}

@media (hover: hover) and (min-width: 760px) {
  .page-news .log-item-more {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.36s ease, opacity 0.28s ease, margin-top 0.28s ease;
    margin-top: 0;
  }

  .page-news .log-item:hover .log-item-more,
  .page-news .log-item:focus-within .log-item-more {
    max-height: 220px;
    opacity: 1;
    margin-top: 12px;
  }
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding: clamp(46px, 6vw, 88px) 0;
  background: var(--ink);
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
}

.page-news .series-layout {
  display: grid;
  gap: clamp(24px, 3vw, 42px);
}

.page-news .series-figure {
  margin: 0;
  border: 1px solid var(--edge);
}

.page-news .series-figure .media-caption {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--moss);
}

.page-news .series-grid {
  display: grid;
  gap: 1px;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--edge);
  border: 1px solid var(--edge);
}

.page-news .series-card {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--turf);
  overflow: hidden;
  transition: background-color 0.25s ease;
}

.page-news .series-card[data-tone="acid"] {
  --tone: var(--acid);
}

.page-news .series-card[data-tone="blue"] {
  --tone: var(--blue);
}

.page-news .series-card[data-tone="amber"] {
  --tone: var(--amber);
}

.page-news .series-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--tone), transparent 74%);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s ease;
}

.page-news .series-card:hover::before,
.page-news .series-card:focus-within::before {
  transform: scaleY(1);
}

.page-news .series-card:hover {
  background: var(--panel);
}

.page-news .series-tag {
  display: inline-block;
  padding: 5px 15px;
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--tone);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .series-title {
  margin: 16px 0 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--white);
}

.page-news .series-text {
  margin: 10px 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

/* ---------- 归档索引 ---------- */
.page-news .news-archive {
  padding-top: clamp(46px, 6vw, 84px);
}

.page-news .archive-head {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  align-items: center;
}

.page-news .archive-figure {
  margin: 0;
  border: 1px solid var(--edge);
}

.page-news .archive-figure .media-caption {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--blue);
}

.page-news .archive-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(26px, 3.6vw, 42px);
}

.page-news .archive-col {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, var(--panel), var(--turf));
}

.page-news .archive-col-title {
  margin: 0;
  font-family: var(--font-cond);
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--acid);
}

.page-news .archive-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .archive-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 18px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--edge);
  font-size: 14px;
  line-height: 1.6;
}

.page-news .archive-list li:last-child {
  border-bottom: 0;
}

.page-news .archive-key {
  font-family: var(--font-mono);
  color: var(--white);
}

.page-news .archive-val {
  color: var(--moss);
  text-align: right;
}

.page-news .archive-fold {
  margin-top: clamp(22px, 3vw, 32px);
  border: 1px solid var(--edge);
  background: rgba(20, 48, 37, 0.4);
}

.page-news .archive-fold .fold-summary {
  padding: 16px clamp(16px, 2.4vw, 24px);
  font-family: var(--font-cond);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--white);
  cursor: pointer;
}

.page-news .archive-fold .fold-body {
  padding: 0 clamp(16px, 2.4vw, 24px) 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-news .archive-fold .fold-body p {
  margin: 0 0 12px;
  max-width: 74ch;
}

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

/* ---------- 更新节奏 ---------- */
.page-news .news-update {
  padding: clamp(46px, 6vw, 84px) 0 clamp(40px, 5vw, 72px);
}

.page-news .update-layout {
  display: grid;
  gap: clamp(26px, 3.4vw, 46px);
}

.page-news .update-figure {
  margin: 0;
  border: 1px solid var(--edge);
}

.page-news .update-figure .media-caption {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--moss);
}

.page-news .update-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-news .update-step {
  position: relative;
  padding: 0 0 20px 46px;
  border-left: 1px solid var(--edge);
  margin-left: 13px;
}

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

.page-news .update-step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  left: -14px;
  top: 0;
  width: 28px;
  height: 28px;
  line-height: 26px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--acid);
  background: var(--turf);
  border: 1px solid var(--edge);
  border-radius: 50%;
}

.page-news .update-step-title {
  margin: 2px 0 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}

.page-news .update-step-text {
  margin: 8px 0 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .update-note {
  margin: 24px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--moss);
}

/* ---------- 订正条带 ---------- */
.page-news .news-cta {
  padding: clamp(28px, 4vw, 48px) 0;
  background: var(--acid);
  color: var(--ink);
}

.page-news .news-cta-inner {
  display: grid;
  gap: 18px;
}

.page-news .news-cta-kicker {
  margin: 0;
  font-family: var(--font-cond);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(6, 10, 8, 0.66);
}

.page-news .news-cta-text {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-news .news-cta-btn {
  justify-self: start;
  display: inline-block;
  padding: 13px 30px;
  font-family: var(--font-cond);
  font-size: 15px;
  letter-spacing: 0.12em;
  text-decoration: none;
  color: var(--acid);
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-news .news-cta-btn:hover {
  background: var(--panel);
  color: var(--white);
}

.page-news .news-cta-btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .news-meter {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-meter-cell {
    padding: 20px 20px 22px;
  }

  .page-news .news-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 820px) {
  .page-news .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-news .series-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.7fr);
    align-items: center;
  }

  .page-news .archive-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
  }

  .page-news .archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .update-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-news .log-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .log-rail {
    top: calc(var(--header-h) + 12px);
    padding-top: 4px;
    background: none;
  }

  .page-news .log-rail-list {
    display: block;
    margin-top: 14px;
    padding: 0;
    overflow: visible;
  }

  .page-news .log-rail-list li + li {
    margin-top: 8px;
  }

  .page-news .log-rail-link {
    justify-content: flex-start;
    width: 100%;
    padding: 10px 14px 11px;
  }

  .page-news .update-figure {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item::before,
  .page-news .log-item,
  .page-news .log-item-more,
  .page-news .series-card::before,
  .page-news .news-cta-btn,
  .page-news .log-rail-link {
    transition: none;
  }
}