.page-news {
  --rail-w: 212px;
  --series-line: 1px solid var(--line);
  background: var(--night);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background: var(--carbon);
  border-bottom: 1px solid var(--line);
  padding: clamp(22px, 4.5vw, 46px) 0 clamp(30px, 6vw, 62px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -38%;
  right: -24%;
  width: 64%;
  height: 176%;
  transform: rotate(-9deg);
  background: linear-gradient(158deg, rgba(14, 42, 34, 0.94), rgba(11, 29, 51, 0));
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lime) 0 20%, var(--cyan) 20% 30%, rgba(53, 224, 200, 0) 30%);
  opacity: 0.75;
}

.page-news .news-hero .shell {
  position: relative;
  z-index: 1;
}

.page-news .news-hero__grid {
  margin-top: 20px;
  display: grid;
  gap: 26px;
}

.page-news .news-hero__copy .eyebrow {
  margin: 0 0 12px;
}

.page-news .news-hero__copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--steel);
}

.page-news .news-hero__actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

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

/* ---------- 骨架：左栏 + 内容列 ---------- */
.page-news .notes-layout {
  padding-top: 16px;
  padding-bottom: clamp(40px, 7vw, 84px);
}

.page-news .notes-rail {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 12px 2px 14px;
  border-bottom: var(--series-line);
  -webkit-overflow-scrolling: touch;
}

.page-news .notes-rail__label {
  display: none;
}

.page-news .notes-rail__nav {
  display: flex;
  gap: 10px;
}

.page-news .notes-rail__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  background: rgba(6, 10, 15, 0.5);
  color: var(--steel);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-news .notes-rail__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color var(--t-fast);
}

.page-news .notes-rail__link:hover,
.page-news .notes-rail__link:focus-visible {
  color: var(--ink);
  border-color: var(--cyan);
}

.page-news .notes-rail__link.is-current {
  color: var(--carbon);
  background: var(--lime);
  border-color: var(--lime);
}

.page-news .notes-rail__link.is-current .notes-rail__num {
  color: rgba(6, 10, 15, 0.6);
}

.page-news .note-section {
  padding: clamp(32px, 6vw, 62px) 0;
  border-bottom: var(--series-line);
  scroll-margin-top: 96px;
}

.page-news .note-section:last-child {
  border-bottom: 0;
  padding-bottom: 12px;
}

.page-news .note-section__intro {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

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

/* ---------- 01 本期焦点 ---------- */
.page-news .news-table {
  min-width: 640px;
}

.page-news .news-table th[scope="row"] {
  text-align: left;
  font-weight: 500;
  color: var(--ink);
}

.page-news .focus-bottom {
  margin-top: 26px;
  display: grid;
  gap: 22px;
}

.page-news .focus-callout {
  margin: 0;
  padding: 18px 20px;
  background: var(--pitch);
  border-left: 3px solid var(--lime);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-news .focus-callout__key {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-news .focus-figure {
  margin: 0;
}

.page-news .focus-figure img,
.page-news .topic-grid__figure img,
.page-news .log-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 文章条目 ---------- */
.page-news .note-list {
  list-style: none;
  margin: 0;
  padding: 0 6px 0 0;
  overflow-x: clip;
}

.page-news .note-item {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 16px 0 16px 16px;
  border-left: 2px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: transform var(--t-fast), border-left-color var(--t-fast), background var(--t-fast);
}

.page-news .note-item:first-child {
  border-top: 1px solid var(--line);
}

.page-news .note-item:hover,
.page-news .note-item:focus-within {
  transform: translateX(4px);
  border-left-color: var(--lime);
  background: var(--lime-soft);
}

.page-news .note-item__rail {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .note-item__meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .note-item__round {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel);
  font-variant-numeric: tabular-nums;
}

.page-news .note-item__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .note-item__sum {
  margin: 8px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 03 友谊赛与阵容 ---------- */
.page-news .topic-grid {
  display: grid;
  gap: 24px;
}

.page-news .topic-grid__figure {
  margin: 0;
}

/* ---------- 04 更新记录 ---------- */
.page-news .timeline {
  list-style: none;
  margin: 0 0 26px;
  padding: 4px 0 0 0;
  border-left: 1px solid var(--line);
}

.page-news .timeline__item {
  position: relative;
  padding: 0 0 18px 22px;
}

.page-news .timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 13px;
  width: 9px;
  height: 9px;
  background: var(--lime);
  transform: rotate(45deg);
}

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

.page-news .timeline__node {
  border: 0;
}

.page-news .timeline__node summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 8px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .timeline__node summary::after {
  content: "＋";
  margin-left: auto;
  padding-left: 12px;
  color: var(--cyan);
  font-size: 14px;
  line-height: 1;
}

.page-news .timeline__node[open] summary::after {
  content: "－";
}

.page-news .timeline__season {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-news .timeline__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-news .timeline__desc {
  margin: 2px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .log-figure {
  margin: 0;
}

/* ---------- 05 专题系列 ---------- */
.page-news .chip-row {
  margin-bottom: 18px;
  flex-wrap: wrap;
}

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

.page-news .series-panel {
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--line);
}

.page-news .series-panel__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-news .series-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .series-panel__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-news .series-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 1px;
  background: var(--lime);
}

/* ---------- 06 更新与读法 ---------- */
.page-news .howto-grid {
  gap: 16px;
}

.page-news .howto-grid .panel {
  padding: 20px 18px;
}

.page-news .howto-grid .panel p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-news .howto-grid .panel--accent p {
  color: var(--ink);
}

.page-news .note-cta {
  margin: 26px 0 0;
  padding: 18px 20px;
  background: var(--pitch);
  border-left: 3px solid var(--cyan);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-news .note-cta .link-arrow {
  margin-left: 6px;
  color: var(--lime);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-news .focus-bottom {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: stretch;
    gap: 26px;
  }

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

  .page-news .series-panel__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 26px;
  }
}

@media (min-width: 860px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: center;
  }

  .page-news .note-item {
    grid-template-columns: 74px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
    padding: 20px 0 20px 20px;
  }

  .page-news .note-item__rail {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    justify-self: start;
    padding-top: 2px;
    letter-spacing: 0.2em;
  }

  .page-news .topic-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(24px, 3vw, 40px);
  }
}

@media (min-width: 1020px) {
  .page-news .notes-layout {
    display: grid;
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
    align-items: start;
    padding-top: 30px;
  }

  .page-news .notes-rail {
    display: block;
    position: sticky;
    top: 98px;
    overflow: visible;
    border-bottom: 0;
    border-left: 1px solid var(--line);
    padding: 0 0 0 18px;
  }

  .page-news .notes-rail__label {
    display: block;
    margin: 0 0 14px;
    font-size: 11px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--steel);
  }

  .page-news .notes-rail__nav {
    display: grid;
    gap: 2px;
  }

  .page-news .notes-rail__link {
    padding: 8px 10px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    font-size: 14px;
  }

  .page-news .notes-rail__link:hover,
  .page-news .notes-rail__link:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(53, 224, 200, 0.06);
  }

  .page-news .notes-rail__link.is-current {
    color: var(--lime);
    background: transparent;
    border-left-color: var(--lime);
  }

  .page-news .notes-rail__link.is-current .notes-rail__num {
    color: var(--lime);
  }

  .page-news .note-section {
    padding-top: clamp(40px, 5vw, 68px);
  }

  .page-news .note-section:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note-item,
  .page-news .notes-rail__link {
    transition: none;
  }

  .page-news .note-item:hover,
  .page-news .note-item:focus-within {
    transform: none;
  }
}