/* ============================================
   动态与专题 /stories/
   左轴条目流 + 季度节点 + 修订专题
   ============================================ */

.page-news {
  --news-axis: 232px;
  --news-pad: clamp(18px, 3.2vw, 38px);
  --news-quiet: rgba(247, 244, 237, .74);
  --news-quiet-strong: rgba(247, 244, 237, .3);
}

.page-news .breadcrumb {
  padding-top: clamp(14px, 2.4vw, 24px);
}

/* ---------- 首屏 ---------- */

.page-news .news-masthead {
  padding: clamp(20px, 3.4vw, 40px) 0 clamp(28px, 4.4vw, 52px);
  border-bottom: var(--bw-strong) solid var(--ink);
}

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

.page-news .news-masthead h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(38px, 7.2vw, 82px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-news .news-masthead .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--graphite);
}

.page-news .masthead-stats {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--bw-strong) solid var(--ink);
  box-shadow: var(--shadow-sm);
  background: var(--paper);
}

.page-news .stat {
  display: grid;
  gap: 6px;
  padding: clamp(13px, 2.2vw, 20px) clamp(12px, 2vw, 18px);
  border-bottom: var(--bw) solid var(--ink);
}

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

.page-news .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.2vw, 30px);
  font-weight: 500;
  line-height: 1.05;
  color: var(--gold);
}

.page-news .stat-plus {
  font-size: .68em;
}

.page-news .stat-label {
  font-size: 12px;
  line-height: 1.55;
  color: var(--graphite);
}

/* ---------- 置顶专题 ---------- */

.page-news .pinned {
  padding: clamp(28px, 5vw, 60px) 0;
}

.page-news .pinned-card {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--bw-strong) solid var(--ink);
  box-shadow: var(--shadow);
  background-color: var(--paper);
  background-image:
    radial-gradient(115% 92% at 96% 2%, rgba(227, 199, 126, .58), transparent 62%),
    radial-gradient(92% 84% at 2% 98%, rgba(167, 195, 183, .48), transparent 64%);
  overflow: hidden;
}

.page-news .pinned-body {
  padding: clamp(20px, 3.4vw, 40px);
}

.page-news .pinned-flag {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-news .pinned-when {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--graphite);
}

.page-news .pinned-title {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .pinned-lede {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-news .pinned-points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .pinned-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-news .pinned-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  background: var(--gold);
}

.page-news .pinned-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 11px 20px;
  border: var(--bw-strong) solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-news .pinned-cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 10px 0 var(--ink);
  background: var(--gold);
  color: var(--ink);
}

.page-news .pinned-media {
  margin: 0;
  padding: clamp(20px, 3.4vw, 40px);
  display: flex;
  align-items: center;
  border-top: var(--bw-strong) solid var(--ink);
  background: var(--grid);
}

.page-news .pinned-media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--bw-strong) solid var(--ink);
  box-shadow: var(--shadow-sm);
  object-fit: cover;
  background: var(--paper);
}

/* ---------- 条目流 ---------- */

.page-news .stream-wrap {
  padding: clamp(30px, 5vw, 64px) 0 clamp(38px, 6vw, 76px);
}

.page-news .section-head {
  max-width: 74ch;
  margin-bottom: clamp(20px, 3.2vw, 34px);
}

.page-news .stream {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  border: var(--bw-strong) solid var(--ink);
  background: var(--paper);
}

.page-news .stream-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-news .stream-axis {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: var(--bw-strong) solid var(--ink);
  background: var(--grid);
  scrollbar-width: thin;
}

.page-news .stream-axis-head {
  display: none;
}

.page-news .stream-tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 18px;
  border-right: var(--bw) solid var(--archive);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
  color: var(--graphite);
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-news .stream-tab:hover {
  background: var(--paper);
  color: var(--ink);
}

.page-news .stream-tab-no {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-news #st-version:checked ~ .stream-axis label[for="st-version"],
.page-news #st-industry:checked ~ .stream-axis label[for="st-industry"],
.page-news #st-service:checked ~ .stream-axis label[for="st-service"] {
  background: var(--ink);
  color: var(--paper);
}

.page-news #st-version:checked ~ .stream-axis label[for="st-version"] .stream-tab-no,
.page-news #st-industry:checked ~ .stream-axis label[for="st-industry"] .stream-tab-no,
.page-news #st-service:checked ~ .stream-axis label[for="st-service"] .stream-tab-no {
  color: var(--gold-lite);
}

.page-news #st-version:focus-visible ~ .stream-axis label[for="st-version"],
.page-news #st-industry:focus-visible ~ .stream-axis label[for="st-industry"],
.page-news #st-service:focus-visible ~ .stream-axis label[for="st-service"] {
  outline: var(--bw-strong) solid var(--gold);
  outline-offset: 2px;
}

.page-news .stream-panel {
  display: none;
  padding: var(--news-pad);
}

.page-news #st-version:checked ~ .stream-body .stream-panel--version,
.page-news #st-industry:checked ~ .stream-body .stream-panel--industry,
.page-news #st-service:checked ~ .stream-body .stream-panel--service {
  display: block;
}

.page-news .stream-figure {
  margin: 0 0 20px;
  padding: 12px;
  border: var(--bw-strong) solid var(--ink);
  background: var(--grid);
}

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

.page-news .stream-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
}

/* 条目行 */

.page-news .entry {
  position: relative;
  padding: 15px 0 15px 0;
  border-bottom: var(--bw) solid var(--grid);
}

.page-news .entry:first-child {
  padding-top: 4px;
}

.page-news .entry:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  background: var(--gold);
  transform: translateY(-50%);
  transition: height var(--dur) var(--ease);
}

.page-news .entry:hover::before,
.page-news .entry:focus-within::before {
  height: 62%;
}

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

.page-news .entry-time {
  margin-left: auto;
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--archive);
}

.page-news .entry-title {
  margin: 7px 0 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.005em;
}

.page-news .entry-title a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .entry:hover .entry-title a,
.page-news .entry:focus-within .entry-title a {
  color: var(--gold);
}

.page-news .entry-note {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  overflow: hidden;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--graphite);
  transition: -webkit-line-clamp var(--dur) var(--ease);
}

.page-news .entry:hover .entry-note,
.page-news .entry:focus-within .entry-note {
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

/* ---------- 季度校准 ---------- */

.page-news .calibration {
  padding: clamp(32px, 5.4vw, 68px) 0;
  background: var(--grid);
  border-top: var(--bw-strong) solid var(--ink);
  border-bottom: var(--bw-strong) solid var(--ink);
}

.page-news .cal-grid {
  display: grid;
  gap: 28px;
}

.page-news .cal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--bw) solid var(--ink);
}

.page-news .cal-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: var(--bw) solid var(--archive);
}

.page-news .cal-q {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--gold);
  padding-top: 2px;
}

.page-news .cal-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
}

.page-news .cal-note {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--graphite);
}

.page-news .cal-figure,
.page-news .rev-figure {
  margin: 0;
  padding: 12px;
  border: var(--bw-strong) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.page-news .cal-figure img,
.page-news .rev-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .cal-figure figcaption,
.page-news .rev-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-news .cal-foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-news .cal-foot a {
  color: var(--slate);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease);
}

.page-news .cal-foot a:hover {
  color: var(--gold);
}

/* ---------- 修订专题 ---------- */

.page-news .revisions {
  padding: clamp(32px, 5.4vw, 68px) 0;
}

.page-news .rev-grid {
  display: grid;
  gap: 30px;
}

.page-news .rev-table-col {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.page-news .rev-copy {
  padding: 18px;
  border: var(--bw-strong) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.page-news .rev-copy-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--archive);
}

.page-news .rev-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .rev-chip {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-news .rev-copy-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 订阅与回访 ---------- */

.page-news .revisit {
  padding: clamp(36px, 5.6vw, 72px) 0;
  background: var(--ink);
  color: var(--paper);
}

.page-news .revisit-grid {
  display: grid;
  gap: 30px;
}

.page-news .revisit-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-lite);
}

.page-news .revisit-copy h2 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 300;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .revisit-copy > p {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-quiet);
}

.page-news .revisit-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 11px 22px;
  border: var(--bw-strong) solid var(--gold-lite);
  color: var(--gold-lite);
  font-size: 14px;
  text-decoration: none;
  transition:
    background-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-news .revisit-cta:hover {
  background: var(--gold-lite);
  color: var(--ink);
  transform: translateY(-2px);
}

.page-news .revisit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--bw) solid var(--news-quiet-strong);
}

.page-news .revisit-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: var(--bw) solid var(--news-quiet-strong);
}

.page-news .revisit-k {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-lite);
  padding-top: 3px;
}

.page-news .revisit-list h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 500;
  color: var(--paper);
}

.page-news .revisit-list p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--news-quiet);
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-news .masthead-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .stat {
    border-bottom: 0;
    border-right: var(--bw) solid var(--ink);
  }

  .page-news .stat:last-child {
    border-right: 0;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: end;
  }

  .page-news .pinned-card {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .pinned-media {
    border-top: 0;
    border-left: var(--bw-strong) solid var(--ink);
  }

  .page-news .stream {
    grid-template-columns: var(--news-axis) minmax(0, 1fr);
  }

  .page-news .stream-axis {
    display: block;
    overflow: visible;
    align-self: start;
    position: sticky;
    top: 84px;
    border-bottom: 0;
    border-right: var(--bw-strong) solid var(--ink);
  }

  .page-news .stream-axis-head {
    display: block;
    margin: 0;
    padding: 14px 18px;
    font-size: 11px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--archive);
    border-bottom: var(--bw) solid var(--archive);
  }

  .page-news .stream-tab {
    display: flex;
    width: 100%;
    box-sizing: border-box;
    padding: 18px;
    border-right: 0;
    border-bottom: var(--bw) solid var(--archive);
  }

  .page-news .cal-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .rev-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .revisit-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 1240px) {
  .page-news {
    --news-axis: 260px;
  }

  .page-news .entry {
    padding: 17px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pinned-cta,
  .page-news .entry::before,
  .page-news .entry-note,
  .page-news .entry-title a,
  .page-news .revisit-cta,
  .page-news .stream-tab {
    transition: none;
  }

  .page-news .pinned-cta:hover,
  .page-news .revisit-cta:hover {
    transform: none;
  }
}