/* =========================================================
   赛事观察 / page-news
   高密度索引页：页头指标带 + 左侧粘性筛选 + 刻度分条列表
   ========================================================= */

.page-news {
  --news-edge: clamp(16px, 4vw, 32px);
  --news-gap: clamp(20px, 3.4vw, 44px);
  --news-rule: var(--rule);
  display: block;
  background: var(--ink);
  color: var(--paper);
}

.page-news .wrap {
  padding-inline: var(--news-edge);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 0;
}

.page-news p {
  margin: 0;
}

/* ---------- 页头 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(16px, 2.6vw, 28px) 0 0;
  background:
    radial-gradient(120% 92% at 84% -14%, rgba(43, 224, 210, 0.13), transparent 60%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 78%);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: end;
  padding-bottom: clamp(24px, 4vw, 44px);
}

@media (min-width: 960px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
}

.page-news .news-hero__lead h1 {
  margin: 10px 0 0;
  font-size: clamp(1.9rem, 3.6vw, 3.1rem);
  font-weight: 800;
  line-height: 1.14;
  color: var(--paper);
}

.page-news .news-hero__lead .lead {
  margin-top: 14px;
  max-width: 34em;
  color: var(--mute);
  font-size: 1rem;
  line-height: 1.75;
}

.page-news .news-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .news-hero__side {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-hero__side li {
  padding: 12px 0;
  border-bottom: 1px solid var(--news-rule);
  color: var(--mute);
  font-size: 0.875rem;
  line-height: 1.55;
}

.page-news .news-hero__side b {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
  margin-bottom: 3px;
}

/* ---------- 指标带 ---------- */
.page-news .metrics {
  position: relative;
  margin-bottom: clamp(24px, 4vw, 44px);
  padding-left: clamp(0px, 1.6vw, 18px);
}

.page-news .metrics::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(43, 224, 210, 0.05) 82%);
}

.page-news .metrics__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-news .metrics__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .news-switch {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  background: var(--ink-3);
}

.page-news .news-switch__btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--mute);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  padding: 6px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-news .news-switch__btn[aria-pressed="true"] {
  background: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-news .metrics__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--news-rule);
  border: 1px solid var(--news-rule);
  border-radius: 16px;
  overflow: hidden;
}

.page-news .metrics__row[hidden] {
  display: none;
}

@media (min-width: 720px) {
  .page-news .metrics__row {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.page-news .metrics__row .stat {
  background: var(--ink-2);
  padding: clamp(12px, 1.6vw, 18px) clamp(10px, 1.5vw, 18px);
  min-width: 0;
}

.page-news .metrics__row .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 2.5vw, 1.85rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .metrics__row .stat-num small {
  font-size: 0.55em;
  margin-left: 1px;
  color: var(--mute);
}

.page-news .metrics__row .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--mute);
}

.page-news .metrics__note {
  margin-top: 10px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--mist);
  max-width: 56em;
}

/* ---------- 横幅 ---------- */
.page-news .news-banner {
  position: relative;
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--news-rule);
  background: var(--ink-2);
}

.page-news .news-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

.page-news .news-banner__cap {
  position: absolute;
  left: 18px;
  bottom: 14px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(8, 15, 27, 0.72);
  color: var(--paper);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

/* ---------- 栏目列表 ---------- */
.page-news .news-feed {
  padding: clamp(36px, 6vw, 72px) 0 clamp(20px, 4vw, 40px);
}

.page-news .news-feed__head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .news-feed__head h2 {
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  font-weight: 800;
  margin: 8px 0 10px;
}

.page-news .news-feed__head .muted {
  max-width: 40em;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-news .board {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

@media (min-width: 1020px) {
  .page-news .board {
    grid-template-columns: 196px minmax(0, 1fr);
    align-items: start;
  }

  .page-news .board__rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

/* 筛选 */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--news-rule);
  margin-bottom: 16px;
}

@media (min-width: 1020px) {
  .page-news .news-filter {
    flex-direction: column;
    align-items: stretch;
  }
}

.page-news .news-filter__title {
  width: 100%;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-news .news-filter__btn {
  appearance: none;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--mute);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  line-height: 1.3;
  padding: 7px 12px;
  cursor: pointer;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease),
    border-color var(--speed) var(--ease);
}

.page-news .news-filter__btn:hover {
  color: var(--paper);
  background: var(--ink-3);
}

.page-news .news-filter__btn[aria-pressed="true"] {
  color: var(--cyan);
  border-color: rgba(43, 224, 210, 0.45);
  background: rgba(43, 224, 210, 0.08);
  font-weight: 700;
}

/* 条目 */
.page-news .board__feed {
  min-width: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .feed-item {
  position: relative;
  display: grid;
  gap: 6px 22px;
  padding: clamp(16px, 2.2vw, 22px) 0 clamp(16px, 2.2vw, 22px) 0;
  border-bottom: 1px solid var(--news-rule);
  transition: opacity var(--speed) var(--ease), transform var(--speed) var(--ease);
}

@media (min-width: 760px) {
  .page-news .feed-item {
    grid-template-columns: 84px minmax(0, 1fr);
  }
}

.page-news .feed-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--speed) var(--ease);
}

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

.page-news .feed-item:hover {
  background: linear-gradient(90deg, rgba(43, 224, 210, 0.06), transparent 72%);
}

.page-news .feed-item__time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--amber);
  padding-top: 5px;
  white-space: nowrap;
}

.page-news .feed-item__body {
  min-width: 0;
}

.page-news .feed-item__tags {
  margin-bottom: 6px;
}

.page-news .feed-item__tags .chip {
  font-size: 0.6875rem;
  padding: 3px 10px;
}

.page-news .feed-item__title {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .feed-item__sum {
  margin-top: 7px;
  max-width: 46em;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--mute);
}

.page-news .feed-item__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 10px;
}

.page-news .feed-item__actions a {
  color: var(--cyan);
  font-size: 0.8125rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 210, 0.32);
  padding-bottom: 1px;
  transition: border-color var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-news .feed-item__actions a:hover {
  color: var(--paper);
  border-color: var(--paper);
}

/* 列表中部插图 */
.page-news .feed-media {
  margin: 0;
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .feed-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--news-rule);
}

.page-news .feed-media__cap {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--mist);
}

/* ---------- 三个长期专题 ---------- */
.page-news .news-topics {
  padding: clamp(40px, 6vw, 76px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--news-rule);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-topics__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 48px);
}

@media (min-width: 1000px) {
  .page-news .news-topics__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

.page-news .news-topics__intro h2 {
  margin: 8px 0 12px;
  font-size: clamp(1.45rem, 2.3vw, 1.85rem);
  font-weight: 800;
  line-height: 1.25;
}

.page-news .news-topics__intro .muted {
  font-size: 0.9375rem;
  line-height: 1.75;
  max-width: 34em;
}

.page-news .news-topics__media {
  margin: clamp(18px, 3vw, 28px) 0 0;
}

.page-news .news-topics__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--news-rule);
}

.page-news .news-topics__media figcaption {
  margin-top: 9px;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-news .news-topics__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .topic {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(16px, 2.2vw, 24px) 0;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .topic__no {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--cyan-deep);
  color: var(--cyan);
  opacity: 0.75;
}

.page-news .topic__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .topic__text {
  margin-top: 8px;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--mute);
}

/* ---------- 从内容回到比赛 ---------- */
.page-news .news-replay {
  padding: clamp(40px, 6vw, 80px) 0;
}

.page-news .news-replay__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: center;
}

@media (min-width: 940px) {
  .page-news .news-replay__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  }
}

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

.page-news .news-replay__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 18px 18px 64px 18px;
  border: 1px solid var(--news-rule);
}

.page-news .news-replay__media figcaption {
  margin-top: 10px;
  font-size: 0.75rem;
  color: var(--mist);
}

.page-news .news-replay__body h2 {
  margin: 8px 0 12px;
  font-size: clamp(1.45rem, 2.4vw, 1.95rem);
  font-weight: 800;
  line-height: 1.24;
}

.page-news .news-replay__body .lead {
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--mute);
}

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

.page-news .news-replay__list li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--news-rule);
}

@media (min-width: 620px) {
  .page-news .news-replay__list li {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

.page-news .news-replay__list b {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lime);
}

.page-news .news-replay__list span {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--mute);
}

.page-news .news-replay__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  padding: clamp(36px, 5.4vw, 68px) 0 clamp(48px, 6vw, 84px);
  background:
    radial-gradient(90% 120% at 8% 0%, rgba(43, 224, 210, 0.1), transparent 62%),
    var(--ink-2);
  border-top: 1px solid var(--news-rule);
}

.page-news .news-cadence__inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 52px);
}

@media (min-width: 960px) {
  .page-news .news-cadence__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

.page-news .news-cadence__lead h2 {
  margin: 8px 0 14px;
  font-size: clamp(1.4rem, 2.3vw, 1.85rem);
  font-weight: 800;
  line-height: 1.26;
}

.page-news .news-cadence__lead p {
  max-width: 36em;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mute);
}

.page-news .news-cadence__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-cadence__fav {
  appearance: none;
  border: 1px solid rgba(43, 224, 210, 0.5);
  background: rgba(43, 224, 210, 0.09);
  color: var(--cyan);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 9px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease),
    border-color var(--speed) var(--ease);
}

.page-news .news-cadence__fav:hover {
  background: var(--cyan);
  color: var(--ink);
  border-color: var(--cyan);
}

.page-news .news-cadence__fav[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.page-news .news-cadence__facts {
  margin: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-cadence__facts > div {
  padding: 15px 0;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-cadence__facts dt {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-news .news-cadence__facts dd {
  margin: 6px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-news .news-hero__cta .btn,
  .page-news .news-replay__cta .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-news .feed-item__actions {
    gap: 8px 14px;
  }

  .page-news .news-banner__cap {
    left: 12px;
    bottom: 10px;
    font-size: 0.6875rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed-item::before,
  .page-news .feed-item,
  .page-news .news-switch__btn,
  .page-news .news-filter__btn,
  .page-news .news-cadence__fav,
  .page-news .feed-item__actions a {
    transition: none;
  }
}