.page-news {
  --news-rail: 216px;
  --news-gap: clamp(22px, 3.2vw, 44px);
  --news-block: clamp(34px, 5.5vw, 76px);
  background-color: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.8;
  padding-block: clamp(20px, 3.5vw, 44px) clamp(56px, 9vw, 110px);
}

/* ---------- 面包屑 ---------- */
.page-news__crumbs {
  width: min(calc(100% - var(--gutter) * 2), var(--shell-max));
  margin-inline: auto;
  margin-bottom: clamp(14px, 2vw, 26px);
}

.page-news__crumbs .breadcrumb {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

/* ---------- 主布局 ---------- */
.news-layout {
  width: min(calc(100% - var(--gutter) * 2), var(--shell-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

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

/* ---------- 侧边章节索引 ---------- */
.news-index {
  min-width: 0;
}

.news-index__title {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate);
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--ink);
}

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

.news-index__item {
  flex: 0 0 auto;
}

.news-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid var(--rule);
  border-left: 2px solid transparent;
  background: var(--sand-2);
  color: var(--slate);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.news-index__link:hover {
  background: var(--cyan-mist);
  color: var(--ink);
  border-color: var(--green-2);
}

.news-index__link[data-active] {
  background: var(--green);
  color: var(--cyan);
  border-color: var(--green);
  border-left-color: var(--cyan);
}

.news-index__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

/* ---------- 报头 ---------- */
.news-masthead {
  position: relative;
  padding-top: clamp(18px, 3vw, 38px);
  padding-bottom: clamp(26px, 4vw, 52px);
  border-top: 2px solid var(--ink);
}

.news-masthead::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 96px;
  height: 6px;
  background: var(--cyan);
}

.news-masthead__kicker {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--green-2);
  margin: 0 0 clamp(14px, 2vw, 26px);
}

.news-masthead__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.news-masthead__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 8.6vw, 96px);
  line-height: 1.0;
  letter-spacing: -0.035em;
  color: var(--green);
  margin: 0;
}

.news-masthead__side {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
  writing-mode: horizontal-tb;
}

.news-masthead__lede {
  max-width: 46ch;
  margin: clamp(20px, 3vw, 34px) 0 0;
  font-size: 17px;
  color: var(--ink);
}

.news-figures {
  list-style: none;
  margin: clamp(24px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.news-figures__item {
  background: var(--sand-2);
  padding: clamp(14px, 2.4vw, 22px) clamp(12px, 2vw, 20px);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.news-figures__value {
  font-family: var(--font-data);
  font-size: clamp(26px, 4.4vw, 44px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.news-figures__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate);
}

/* ---------- 章节 ---------- */
.news-section {
  padding-block: var(--news-block);
  border-top: 1px solid var(--rule);
  scroll-margin-top: 90px;
}

.news-section--first {
  border-top: 2px solid var(--ink);
  padding-top: clamp(24px, 3.6vw, 46px);
}

.news-sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 14px;
  align-items: baseline;
  margin-bottom: clamp(20px, 3vw, 36px);
}

.news-sec-num {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--green-2);
  background: var(--cyan-mist);
  border: 1px solid var(--rule);
  padding: 3px 8px;
}

.news-sec-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--green);
  margin: 0;
}

.news-sec-note {
  grid-column: 2;
  margin: 0;
  font-size: 15px;
  color: var(--slate);
  max-width: 52ch;
}

.news-caliber {
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-size: 15px;
  color: var(--ink);
  max-width: 60ch;
}

/* ---------- 要目目录 ---------- */
.news-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
}

.news-toc__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 2px 12px;
  align-items: baseline;
  padding: 12px 8px 12px 2px;
  border-bottom: 1px solid var(--rule);
  transition: background var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.news-toc__item:hover {
  background: var(--cyan-mist);
  box-shadow: inset 3px 0 0 var(--green-2);
}

.news-toc__no {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--slate);
  letter-spacing: 0.06em;
}

.news-toc__col {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--green-2);
  background: var(--sand-2);
  border: 1px solid var(--rule);
  padding: 1px 7px;
  justify-self: start;
}

.news-toc__title {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
}

.news-toc__time {
  grid-column: 2;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

/* ---------- 图片框 ---------- */
.news-figure {
  margin: clamp(18px, 3vw, 30px) 0 0;
  padding: 10px;
  background: var(--sand-2);
  border: 1px solid var(--rule);
  position: relative;
}

.news-figure::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 14%;
  width: 22%;
  height: 3px;
  background: var(--green);
}

.news-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--sand);
}

.news-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}

.news-figure--tall::before {
  left: auto;
  right: 18%;
  width: 30%;
  background: var(--orange);
}

/* ---------- 时间轴 ---------- */
.tl-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(22px, 3.4vw, 38px);
}

.tl-col {
  min-width: 0;
}

.tl-col__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--green);
  font-weight: 400;
}

.tl-col__badge {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
  background: var(--orange);
  color: var(--green);
  padding: 3px 12px;
}

.tl-col__badge--out {
  background: var(--rust);
  color: var(--sand);
}

.tl-col__hint {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  position: relative;
}

.tl::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 14px;
  width: 2px;
  background: var(--green);
}

.tl__node {
  position: relative;
  padding-bottom: clamp(18px, 2.6vw, 26px);
}

.tl__node::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 7px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--sand);
}

.tl-col--out .tl__node::before {
  background: var(--rust);
}

.tl__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate);
}

.tl__age {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.06em;
  background: var(--green-2);
  color: var(--cyan);
  padding: 2px 8px;
}

.tl__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--green);
}

.tl__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 复盘样本 ---------- */
.rp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 22px);
  margin-top: clamp(22px, 3.4vw, 36px);
}

.rp-card {
  position: relative;
  background: var(--sand-2);
  border: 1px solid var(--rule);
  padding: clamp(18px, 2.6vw, 26px);
}

.rp-card::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 18px;
  height: 18px;
  border-top: 2px solid var(--green-2);
  border-right: 2px solid var(--green-2);
}

.rp-card--edge {
  border-left: 4px solid var(--orange);
}

.rp-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  letter-spacing: -0.01em;
  color: var(--green);
}

.rp-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.rp-switch {
  margin-top: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--rule);
  background: var(--sand);
}

.rp-switch > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--green);
}

.rp-switch > summary::-webkit-details-marker {
  display: none;
}

.rp-switch > summary::after {
  content: "+";
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--green-2);
}

.rp-switch[open] > summary::after {
  content: "–";
}

.rp-switch > summary:hover {
  background: var(--cyan-mist);
}

.rp-switch__list {
  list-style: none;
  margin: 0;
  padding: 0 16px 16px;
  border-top: 1px solid var(--rule);
  padding-top: 14px;
}

.rp-switch__list li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 1px dotted var(--rule);
}

.rp-switch__list li:last-child {
  border-bottom: 0;
}

.rp-switch__list .mono {
  display: inline-block;
  min-width: 6em;
  color: var(--green-2);
}

/* ---------- 梯队观察 ---------- */
.obs-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 30px);
}

.news-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 20px);
  min-width: 0;
}

.obs-card {
  position: relative;
  background: var(--sand-2);
  border: 1px solid var(--rule);
  padding: clamp(18px, 2.4vw, 24px);
  box-shadow: 5px 5px 0 rgba(23, 18, 12, 0.06);
}

.obs-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34px;
  height: 3px;
  background: var(--cyan);
}

.obs-card__age {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--green);
  font-variant-numeric: tabular-nums;
}

.obs-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--green);
}

.obs-card__text {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
}

.obs-card__basis {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.obs-figure {
  margin-top: 0;
}

.obs-figure::before {
  left: 8%;
  width: 26%;
  background: var(--cyan);
}

/* ---------- 赛季索引 ---------- */
.si {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
}

.si__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(16px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--rule);
}

.si__season {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--green-2);
}

.si__topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.si__topics li {
  font-size: 14px;
  line-height: 1.6;
  padding: 4px 11px;
  background: var(--sand);
  border: 1px solid var(--rule);
  color: var(--ink);
}

/* ---------- 更新节奏 ---------- */
.upd {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
}

.upd__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--rule);
}

.upd__cycle {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--green-2);
}

.upd__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.news-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
}

.news-actions .btn {
  text-decoration: none;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .news-masthead__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: flex-end;
    gap: 24px;
  }

  .news-masthead__side {
    writing-mode: vertical-rl;
    justify-self: end;
    align-self: end;
    padding-bottom: 8px;
  }

  .news-toc__item {
    grid-template-columns: 40px 76px minmax(0, 1fr);
    gap: 2px 14px;
  }

  .news-toc__time {
    grid-column: 3;
  }

  .news-toc__col {
    grid-row: 1;
  }

  .news-toc__title {
    grid-column: 3;
  }

  .news-toc__no {
    grid-row: 1 / span 2;
  }

  .news-toc__col {
    grid-column: 2;
  }

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

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

  .si__item {
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: start;
  }

  .upd__item {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .obs-figure {
    margin-top: 0;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .news-layout {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    align-items: start;
  }

  .news-index {
    position: sticky;
    top: 96px;
  }

  .news-index__list {
    flex-direction: column;
    overflow-x: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .news-index__item {
    flex: 1 1 auto;
  }

  .news-index__link {
    white-space: normal;
    border: 0;
    border-left: 2px solid var(--rule);
    background: transparent;
    padding: 9px 10px;
  }

  .news-index__link:hover {
    background: var(--sand-2);
    border-left-color: var(--green-2);
  }

  .news-index__link[data-active] {
    background: var(--green);
    border-left-color: var(--cyan);
  }

  .tl-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(28px, 4vw, 56px);
  }

  .obs-wrap {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    gap: clamp(24px, 3.2vw, 40px);
  }

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

@media (min-width: 1280px) {
  .news-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .obs-card:nth-child(3n + 2) {
    margin-top: 22px;
  }

  .obs-card:nth-child(3n + 3) {
    margin-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .news-index__link,
  .news-toc__item {
    transition: none;
  }
}