.page-news {
  --news-line: 1px solid var(--ink-700);
  --news-space: clamp(56px, 7.4vw, 112px);
  display: block;
}

/* ---------- 通用章节标题元素 ---------- */
.page-news .news-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  margin-bottom: 12px;
}

.page-news .news-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.12;
  color: var(--paper-050);
  margin: 0 0 14px;
  max-width: 20ch;
}

.page-news .news-lead {
  margin: 0 0 clamp(22px, 3vw, 34px);
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate-300);
}

/* ---------- 图片容器 ---------- */
.page-news .news-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-news .news-figure--hero {
  margin-top: clamp(26px, 4vw, 46px);
  border: var(--news-line);
}

.page-news .news-figure--tall {
  border: var(--news-line);
}

.page-news .news-figure--series {
  margin-bottom: clamp(24px, 3.4vw, 40px);
  border: var(--news-line);
}

.page-news .news-figure--follow {
  border: var(--news-line);
}

/* ---------- 01 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(22px, 3.6vw, 40px);
}

.page-news .news-hero__head {
  margin-top: clamp(18px, 3vw, 32px);
}

.page-news .news-hero__title {
  margin: 0 0 18px;
  max-width: 15ch;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.06;
  color: var(--paper-050);
}

.page-news .news-hero__lead {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--slate-300);
}

/* ---------- 02 索引与条目列表 ---------- */
.page-news .news-index__head {
  max-width: 660px;
}

.page-news .news-rail {
  margin: 0 0 clamp(18px, 2.6vw, 28px);
  padding-bottom: 4px;
  border-bottom: var(--news-line);
}

.page-news .news-rail__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  scrollbar-width: thin;
  scrollbar-color: var(--ink-700) transparent;
}

.page-news .news-rail__list::-webkit-scrollbar {
  height: 4px;
}

.page-news .news-rail__list::-webkit-scrollbar-thumb {
  background: var(--ink-700);
  border-radius: var(--radius-pill);
}

.page-news .news-rail__tab {
  flex: 0 0 auto;
  appearance: none;
  padding: 8px 16px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--slate-300);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .news-rail__tab:hover {
  color: var(--paper-050);
  border-color: var(--cyan-400);
}

.page-news .news-rail__tab:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-news .news-rail__tab[aria-selected="true"] {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
  color: var(--ink-900);
  font-weight: 700;
}

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

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

.page-news .news-item {
  position: relative;
  border-bottom: var(--news-line);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan-400);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .24s var(--ease);
}

.page-news .news-item:hover::before,
.page-news .news-item[open]::before {
  transform: scaleY(1);
}

.page-news .news-item__summary {
  position: relative;
  display: block;
  padding: 16px 34px 16px 14px;
  cursor: pointer;
  list-style: none;
  transition: background-color .2s var(--ease);
}

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

.page-news .news-item__summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 34px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--slate-300);
  transition: color .2s var(--ease);
}

.page-news .news-item[open] .news-item__summary::after {
  content: "−";
  color: var(--cyan-400);
}

.page-news .news-item__summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
  border-radius: var(--radius-sm);
}

.page-news .news-item__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-bottom: 8px;
}

.page-news .news-item__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

.page-news .news-item__cat {
  padding: 2px 10px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.7;
}

.page-news .news-item__cat--round { color: var(--cyan-400); }
.page-news .news-item__cat--version { color: var(--orange-500); }
.page-news .news-item__cat--series { color: var(--amber-300); }
.page-news .news-item__cat--partner { color: var(--violet-500); }

.page-news .news-item__time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-300);
  white-space: nowrap;
}

.page-news .news-item__title {
  display: block;
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper-050);
  transition: color .2s var(--ease);
}

.page-news .news-item:hover .news-item__title {
  color: var(--cyan-400);
}

.page-news .news-item__body {
  padding: 0 34px 20px 14px;
  max-width: 68ch;
}

.page-news .news-item__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate-300);
}

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

/* ---------- 03 版本迭代时间轴 ---------- */
.page-news .news-ver__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 3.6vw, 48px);
}

.page-news .news-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(to bottom, var(--amber-300), var(--ink-700));
}

.page-news .news-timeline__item {
  position: relative;
  padding-bottom: 30px;
}

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

.page-news .news-timeline__dot {
  position: absolute;
  left: -26px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--amber-300);
}

.page-news .news-timeline__meta {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 10px;
  border: var(--news-line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber-300);
}

.page-news .news-timeline__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper-050);
}

.page-news .news-timeline__desc {
  margin: 0 0 10px;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-300);
}

.page-news .news-timeline__points {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-timeline__points li {
  padding: 3px 10px;
  border: 1px dashed var(--ink-700);
  border-radius: var(--radius-pill);
  font-size: 12px;
  color: var(--slate-300);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-timeline__item:hover .news-timeline__points li {
  color: var(--cyan-400);
  border-color: var(--cyan-400);
}

/* ---------- 04 赛季专题 ---------- */
.page-news .news-series__head {
  max-width: 680px;
}

.page-news .news-series__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-news .news-serie {
  --serie-accent: var(--cyan-400);
  position: relative;
  padding: 22px 20px 24px;
  border: var(--news-line);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
  overflow: hidden;
}

.page-news .news-serie--a { --serie-accent: var(--cyan-400); }
.page-news .news-serie--b { --serie-accent: var(--amber-300); }
.page-news .news-serie--c { --serie-accent: var(--violet-500); }

.page-news .news-serie::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--serie-accent);
}

.page-news .news-serie__tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 10px;
  border: 1px solid var(--serie-accent);
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--serie-accent);
}

.page-news .news-serie__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--paper-050);
}

.page-news .news-serie__desc {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate-300);
}

.page-news .news-serie__meta {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: var(--news-line);
}

.page-news .news-serie__meta li {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--slate-300);
}

/* ---------- 05 订阅与回看 ---------- */
.page-news .news-follow__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 3.6vw, 48px);
}

.page-news .news-steps {
  counter-reset: newsstep;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
}

.page-news .news-steps li {
  counter-increment: newsstep;
  position: relative;
  padding-left: 46px;
  margin-bottom: 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate-300);
}

.page-news .news-steps li:last-child {
  margin-bottom: 0;
}

.page-news .news-steps li::before {
  content: counter(newsstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 2px 7px;
  border: var(--news-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--cyan-400);
}

.page-news .news-follow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-item__summary {
    padding: 18px 40px 18px 18px;
  }

  .page-news .news-item__body {
    padding: 0 40px 22px 18px;
  }

  .page-news .news-item__summary::after {
    top: 20px;
  }

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

@media (min-width: 900px) {
  .page-news .news-ver__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }

  .page-news .news-follow__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
  }

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

  .page-news .news-item__head {
    flex-wrap: nowrap;
  }
}

@media (min-width: 1080px) {
  .page-news .news-hero__title {
    max-width: 17ch;
  }

  .page-news .news-list {
    border-top: var(--news-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item::before,
  .page-news .news-item__title,
  .page-news .news-item__summary::after,
  .page-news .news-timeline__points li {
    transition: none;
  }

  .page-news .news-item::before {
    transform: none;
    opacity: 0;
  }

  .page-news .news-item:hover::before,
  .page-news .news-item[open]::before {
    opacity: 1;
  }
}