.page-news {
  --tl-line-x: 150px;
  --tl-gap: 48px;
  padding-bottom: clamp(64px, 9vw, 120px);
}

/* ---------- 首屏 ---------- */

.page-news .hero {
  padding-block: clamp(26px, 4.5vw, 54px) clamp(36px, 5.5vw, 72px);
}

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

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

.page-news .hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 7.4vw, 86px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .hero__lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--mute);
}

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

.page-news .hero__card {
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  border-radius: var(--radius);
}

.page-news .hero__card-label {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-news .hero__card-list {
  display: grid;
  gap: 9px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mute);
}

.page-news .mono-inline {
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

/* ---------- 数字条 ---------- */

.page-news .stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: clamp(30px, 4.5vw, 52px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .stats__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
  padding: 15px 16px;
  background: var(--ink-2);
}

.page-news .stats__num {
  flex: none;
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-news .stats__label {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--mute);
}

/* ---------- 通用区块 ---------- */

.page-news .section {
  padding-block: clamp(46px, 6.5vw, 96px);
  border-top: 1px solid var(--line);
}

.page-news .section--tight {
  padding-block: clamp(40px, 5.5vw, 76px);
}

.page-news .sec-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 3.6vw, 44px);
}

.page-news .sec-head .h-section {
  margin: 12px 0 0;
  color: var(--paper);
}

.page-news .sec-head .prose {
  margin: 16px 0 0;
  color: var(--mute);
}

.page-news .media {
  margin: clamp(24px, 3.6vw, 40px) 0 0;
}

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

/* ---------- 版本时间线 ---------- */

.page-news .tl {
  position: relative;
  margin: clamp(34px, 4.6vw, 56px) 0 0;
  padding: 0 0 0 30px;
  list-style: none;
}

.page-news .tl::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(
    180deg,
    var(--amber) 0%,
    rgba(216, 165, 75, 0.4) 52%,
    rgba(216, 165, 75, 0.08) 100%
  );
}

.page-news .tl__item {
  position: relative;
  padding-bottom: clamp(30px, 4.4vw, 50px);
}

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

.page-news .tl__item::before {
  content: "";
  position: absolute;
  left: -25.5px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(216, 165, 75, 0.13);
}

.page-news .tl__item--archived::before {
  background: transparent;
  border: 1px solid var(--amber);
  box-shadow: none;
}

.page-news .tl__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .tl__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--amber);
}

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

.page-news .tl__title {
  margin: 0;
  font-size: clamp(18px, 2.1vw, 23px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .tl__scope {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--mute);
}

.page-news .tl__text {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 本季改版 ---------- */

.page-news .season {
  padding: clamp(22px, 3.2vw, 40px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}

.page-news .season__grid {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

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

.page-news .season__idx {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-news .season__card h3 {
  margin: 14px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .season__card p {
  margin: 9px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 更新日志 ---------- */

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

.page-news .log__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .log__id {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-news .log__col {
  flex: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--paper);
}

.page-news .log__desc {
  flex: 1 1 260px;
  min-width: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mute);
}

/* ---------- 变更类型 ---------- */

.page-news .types {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .types__item {
  min-width: 0;
  padding: 20px 18px 22px;
  background: var(--panel);
  border-top: 2px solid var(--stone);
  border-radius: var(--radius);
}

.page-news .types__item--live {
  border-top-color: var(--cyan);
}

.page-news .types__item--change {
  border-top-color: var(--clay);
}

.page-news .types__item--muted {
  border-top-color: var(--stone);
}

.page-news .types__item--stable {
  border-top-color: var(--amber);
}

.page-news .types__item h3 {
  margin: 14px 0 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .types__item p {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 持续跟踪 ---------- */

.page-news .follow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
}

.page-news .follow__card {
  min-width: 0;
  padding: 22px 20px 24px;
}

.page-news .follow__card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .follow__card p {
  margin: 11px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mute);
}

.page-news .follow__card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 224, 0.38);
}

.page-news .follow__card a:hover {
  border-bottom-color: var(--cyan);
}

.page-news .follow__card a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-bottom-color: transparent;
}

.page-news .note {
  max-width: 62ch;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--mute);
}

/* ---------- 平板与桌面 ---------- */

@media (min-width: 640px) {
  .page-news .stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .stats__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 20px 18px;
  }
}

@media (min-width: 860px) {
  .page-news .hero__grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(258px, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: end;
  }

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

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

  /* 时间线：左列版本号与标签，右列说明，竖线居中偏左 */
  .page-news .tl {
    padding-left: 0;
  }

  .page-news .tl::before {
    left: var(--tl-line-x);
  }

  .page-news .tl__item {
    display: grid;
    grid-template-columns: var(--tl-line-x) minmax(0, 1fr);
    column-gap: var(--tl-gap);
    align-items: start;
    padding-bottom: clamp(38px, 4vw, 62px);
  }

  .page-news .tl__item::before {
    left: calc(var(--tl-line-x) - 5px);
    top: 7px;
  }

  .page-news .tl__meta {
    flex-direction: column;
    align-items: flex-end;
    gap: 9px;
    margin-bottom: 0;
    text-align: right;
  }

  .page-news .tl__ver {
    font-size: clamp(18px, 1.6vw, 22px);
  }
}

@media (min-width: 1040px) {
  .page-news .types {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}