/* ===== 小鸟牌局 · 观察报告页 ===== */

.page-news {
  --news-rail-w: 106px;
  --news-gap: 36px;
  --news-cut: 18px;
}

/* ---------- 页头 ---------- */

.page-news .news-head {
  padding: 10px 0 40px;
}

.page-news .news-head__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-news .news-head__text {
  max-width: 34em;
}

.page-news .news-head h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(29px, 6.2vw, 50px);
  line-height: 1.22;
  letter-spacing: -0.012em;
  color: var(--ink);
  margin: 14px 0 0;
}

.page-news .news-head__text .lead {
  margin-top: 18px;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--mist);
  max-width: 32em;
}

.page-news .news-head__seal {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 24px 16px 20px;
  background: var(--jade);
  color: var(--cream);
  justify-self: start;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--news-cut)), calc(100% - var(--news-cut)) 100%, 0 100%);
}

.page-news .news-head__num {
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .news-head__rule {
  width: 1px;
  height: 34px;
  background: rgba(242, 227, 192, 0.35);
}

.page-news .news-head__cap {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: rgba(247, 244, 236, 0.72);
}

/* ---------- 棋盘双栏 ---------- */

.page-news .news-board {
  padding: 4px 0 64px;
}

.page-news .news-board__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

/* ---------- 左栏批次刻度 ---------- */

.page-news .news-rail {
  border-top: 2px solid var(--wood);
  padding-top: 12px;
}

.page-news .news-rail__cap {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--mist);
  margin: 0 0 10px;
}

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

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

.page-news .news-rail__list li {
  flex: none;
}

.page-news .news-rail__list a {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  border-radius: 3px;
  transition: color 0.18s ease;
}

.page-news .news-rail__list a::before {
  content: "";
  flex: none;
  width: 12px;
  height: 1px;
  background: currentColor;
  opacity: 0.65;
}

.page-news .news-rail__list a:hover,
.page-news .news-rail__list a:focus-visible {
  color: var(--neon);
}

.page-news .news-rail__list a.is-current {
  color: var(--jade);
  font-weight: 700;
}

.page-news .news-rail__list a.is-current::before {
  width: 22px;
  height: 2px;
  background: var(--wood);
  opacity: 1;
}

/* ---------- 右栏内容流 ---------- */

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

/* 筛选条 */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 0 0 16px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-filter .chip {
  font-size: 13px;
  padding: 6px 13px;
}

.page-news .news-filter .filter-status {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-flow > [data-filter-item][hidden] {
  display: none !important;
}

/* ---------- 置顶批次 ---------- */

.page-news .news-pin {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 26px 22px 26px 26px;
  background: var(--paper);
  border-radius: 3px;
  margin-bottom: 38px;
  overflow: hidden;
}

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

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

.page-news .news-pin__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.page-news .news-pin__no {
  margin-left: auto;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--wine);
}

.page-news .news-pin h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(21px, 3.6vw, 28px);
  line-height: 1.34;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-news .news-pin__intro {
  font-size: 15.5px;
  line-height: 1.88;
  color: #2c3a38;
  margin: 0;
  max-width: 36em;
}

.page-news .news-pin__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-news .news-pin__list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 2px 12px;
  padding: 14px 0;
  border-top: 1px solid rgba(18, 32, 31, 0.14);
}

.page-news .news-pin__list li .mono {
  grid-row: span 2;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--wine);
  padding-top: 2px;
}

.page-news .news-pin__list strong {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-news .news-pin__list p {
  margin: 4px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #46534f;
}

/* ---------- 小节标题 ---------- */

.page-news .news-subhead {
  margin: 40px 0 18px;
}

.page-news .news-subhead h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.3;
  color: var(--ink);
  margin: 8px 0 10px;
}

.page-news .news-subhead p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
  max-width: 34em;
}

.page-news .news-subhead--feature {
  margin-top: 52px;
  padding-top: 30px;
  border-top: 2px solid var(--wood);
}

/* 日志列表上方的图 */
.page-news .news-log__fig {
  margin: 0 0 6px;
}

/* ---------- 批次条目 ---------- */

.page-news .news-entry {
  border-top: 1px solid var(--line);
}

.page-news .news-entry:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-news .news-entry__sum {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 6px 14px;
  align-items: start;
  padding: 20px 8px 20px 2px;
  cursor: pointer;
  list-style: none;
  transition: background 0.18s ease;
}

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

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

.page-news .news-entry__sum:hover,
.page-news .news-entry__sum:focus-visible {
  background: rgba(31, 111, 178, 0.05);
}

.page-news .news-entry__no {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--wine);
  padding-top: 3px;
}

.page-news .news-entry__lead {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-news .news-entry__title {
  font-family: var(--font-head);
  font-size: 18.5px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--ink);
}

.page-news .news-entry__when {
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--mist);
}

.page-news .news-entry__tags {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-news .news-entry[open] .news-entry__sum {
  background: rgba(31, 111, 178, 0.06);
}

.page-news .news-entry__body {
  padding: 2px 8px 24px 2px;
  border-top: 1px dashed var(--line);
}

.page-news .news-entry__body p {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.88;
  color: #3a4845;
  max-width: 36em;
}

/* ---------- 专题报告 ---------- */

.page-news .news-feature {
  background: var(--indigo);
  color: var(--cream);
  padding: 30px 24px 28px;
  margin: 26px 0 0;
  border-left: 4px solid var(--neon);
  border-radius: 0 3px 3px 0;
}

.page-news .news-feature__kicker {
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-news .news-feature h3 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 25px);
  line-height: 1.38;
  color: #ffffff;
  margin: 0 0 14px;
}

.page-news .news-feature p {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(247, 244, 236, 0.8);
  max-width: 38em;
}

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

.page-news .news-feature__fig {
  margin: 4px 0 20px;
}

.page-news .news-feature__fig .frame__cap {
  color: rgba(247, 244, 236, 0.68);
}

.page-news .news-feature__link {
  display: inline-block;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--paper);
  text-decoration: none;
  padding: 6px 0;
  border-bottom: 1px solid rgba(242, 227, 192, 0.45);
}

.page-news .news-feature__link:hover,
.page-news .news-feature__link:focus-visible {
  color: #ffffff;
  border-bottom-color: var(--neon);
}

/* 空态 */
.page-news .news-flow .filter-empty {
  margin: 28px 0 0;
  padding: 22px 20px;
  border: 1px dashed var(--line);
  font-size: 14.5px;
  color: var(--mist);
}

/* ---------- 条目来源 ---------- */

.page-news .news-source {
  margin-top: 56px;
  padding-top: 30px;
  border-top: 2px solid var(--jade);
}

.page-news .news-source h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 27px);
  line-height: 1.32;
  color: var(--ink);
  margin: 0 0 22px;
}

.page-news .news-source__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .news-source__cell {
  padding: 18px 18px 16px;
  background: rgba(11, 59, 54, 0.05);
  border-left: 3px solid var(--sky);
}

.page-news .news-source__k {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sky);
  margin: 0 0 8px;
}

.page-news .news-source__cell p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: #3a4845;
  max-width: 32em;
}

/* ---------- 页尾通栏 ---------- */

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

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

.page-news .news-tail__note {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

/* ---------- 中等屏 ---------- */

@media (min-width: 700px) {
  .page-news .news-pin {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 28px;
    padding: 30px 28px 30px 32px;
    align-items: start;
  }

  .page-news .news-entry__sum {
    grid-template-columns: 66px minmax(0, 1fr) auto;
    align-items: baseline;
    padding: 22px 10px 22px 2px;
  }

  .page-news .news-entry__tags {
    grid-column: 3;
    grid-row: 1;
    justify-content: flex-end;
  }

  .page-news .news-entry__body {
    padding-left: 78px;
  }

  .page-news .news-source__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-news .news-feature {
    padding: 36px 34px 32px;
  }
}

/* ---------- 宽屏：左栏刻度固定 ---------- */

@media (min-width: 940px) {
  .page-news .news-board__grid {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: var(--news-gap);
  }

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

  .page-news .news-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-news .news-rail__list a {
    padding: 6px 2px;
  }

  .page-news .news-head {
    padding-bottom: 52px;
  }

  .page-news .news-head__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 48px;
    align-items: end;
  }
}

/* ---------- 减少动效偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-news .news-rail__list a,
  .page-news .news-entry__sum {
    transition: none;
  }
}