.page-news {
  --news-radius: 18px;
  --news-gap: 20px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: 28px;
}

.page-news .news-hero .ly-eyebrow {
  color: var(--lake-500);
}

.page-news .news-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(40px, 11vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink-900);
}

.page-news .news-hero__lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-50);
}

.page-news .news-hero__pin {
  color: var(--lake-700);
}

/* ---------- 标签筛选横条 ---------- */
.page-news .news-filter {
  display: flex;
  gap: 10px;
  margin-top: 26px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .news-filter::-webkit-scrollbar {
  display: none;
}

.page-news .news-chip {
  flex: 0 0 auto;
  padding: 9px 18px;
  border-radius: var(--r-pill);
  border: 1px solid var(--stone-300);
  background: transparent;
  color: var(--ink-70);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.page-news .news-chip:focus-visible {
  outline: 2px solid var(--sun-500);
  outline-offset: 2px;
}

.page-news .news-chip.is-on {
  background: var(--lake-700);
  border-color: var(--lake-700);
  color: var(--paper-050);
}

.page-news .news-chip--ver.is-on {
  background: var(--lake-700);
  border-color: var(--lake-700);
}

.page-news .news-chip--tut.is-on {
  background: var(--moss-600);
  border-color: var(--moss-600);
}

.page-news .news-chip--cmp.is-on {
  background: var(--brick-600);
  border-color: var(--brick-600);
}

.page-news .news-chip--site.is-on {
  background: var(--clay-400);
  border-color: var(--clay-400);
}

.page-news .news-chip--ver:not(.is-on):hover { border-color: var(--lake-700); color: var(--lake-700); }
.page-news .news-chip--tut:not(.is-on):hover { border-color: var(--moss-600); color: var(--moss-600); }
.page-news .news-chip--cmp:not(.is-on):hover { border-color: var(--brick-600); color: var(--brick-600); }
.page-news .news-chip--site:not(.is-on):hover { border-color: var(--clay-400); color: var(--clay-400); }

/* ---------- 本期重点 ---------- */
.page-news .news-lead__figure {
  margin: 0 0 24px;
}

.page-news .news-lead__figure .ly-figure__frame img {
  width: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

.page-news .news-lead__box {
  position: relative;
  padding: 26px 22px 26px 24px;
  border-left: 4px solid var(--sun-500);
  border-radius: 0 var(--r-l) var(--r-l) 0;
  background: linear-gradient(180deg, var(--sun-100) 0%, rgba(248, 237, 210, .35) 100%);
}

.page-news .news-lead__tag {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--brick-600);
}

.page-news .news-lead__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}

.page-news .news-lead__text {
  margin: 14px 0 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .news-lead__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
}

.page-news .news-lead__read {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-50);
}

/* ---------- 主体：列表 + 版本索引 ---------- */
.page-news .news-body {
  display: grid;
  gap: 40px;
  margin-top: 96px;
}

.page-news .news-list__title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5vw, 34px);
  line-height: 1.2;
  color: var(--ink-900);
}

.page-news .news-list__intro {
  margin: 10px 0 26px;
  max-width: 32em;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-50);
}

.page-news .news-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: start;
}

.page-news .news-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px 20px;
  border: 1px solid var(--hair);
  border-radius: var(--news-radius);
  background: rgba(255, 253, 248, .82);
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.page-news .news-card::before {
  content: "";
  display: block;
  width: 38px;
  height: 3px;
  border-radius: 2px;
  background: var(--stone-300);
}

.page-news .news-card--ver::before { background: var(--lake-700); }
.page-news .news-card--tut::before { background: var(--moss-600); }
.page-news .news-card--cmp::before { background: var(--brick-600); }
.page-news .news-card--site::before { background: var(--clay-400); }

.page-news .news-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-news .news-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  border: 1px solid currentColor;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.page-news .news-tag--ver { color: var(--lake-700); }
.page-news .news-tag--tut { color: var(--moss-600); }
.page-news .news-tag--cmp { color: var(--brick-600); }
.page-news .news-tag--site { color: var(--clay-400); }

.page-news .news-card__time {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-50);
}

.page-news .news-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  color: var(--lake-700);
  transition: color var(--t-fast) var(--ease);
}

.page-news .news-card__sum {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-70);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-news .news-card__figure {
  margin: 4px 0 0;
}

.page-news .news-card__figure .ly-figure__frame img {
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .news-card__foot {
  margin-top: auto;
  padding-top: 6px;
}

.page-news .news-card__go {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--lake-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 135, 166, .35);
  padding-bottom: 2px;
}

.page-news .news-card__go:hover {
  color: var(--lake-700);
  border-bottom-color: var(--lake-700);
}

.page-news .news-card__go:focus-visible {
  outline: 2px solid var(--sun-500);
  outline-offset: 3px;
}

/* ---------- 版本索引 ---------- */
.page-news .news-index {
  padding: 22px 20px 24px;
  border-radius: var(--news-radius);
  background: var(--lake-050);
}

.page-news .news-index__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--lake-700);
}

.page-news .news-index__figure {
  margin: 16px 0 18px;
}

.page-news .news-index__figure .ly-figure__frame img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-news .news-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-index__item {
  position: relative;
  padding-left: 16px;
  border-left: 1px solid rgba(11, 90, 117, .22);
}

.page-news .news-index__item.is-current {
  border-left-color: var(--sun-500);
}

.page-news .news-index__item.is-current::before {
  content: "";
  position: absolute;
  left: -4.5px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sun-500);
}

.page-news .news-index__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--lake-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .news-index__item.is-current .news-index__ver {
  color: var(--ink-900);
}

.page-news .news-index__ver:hover {
  border-bottom-color: var(--lake-500);
}

.page-news .news-index__ver:focus-visible {
  outline: 2px solid var(--sun-500);
  outline-offset: 2px;
}

.page-news .news-index__desc {
  margin: 5px 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-50);
}

.page-news .news-index__hint {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(11, 90, 117, .16);
  font-family: var(--font-ui);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-50);
}

/* ---------- 订阅 ---------- */
.page-news .news-sub__title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5vw, 34px);
  line-height: 1.2;
  color: var(--ink-900);
}

.page-news .news-sub__lead {
  margin: 12px 0 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .news-sub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 30px;
}

.page-news .news-sub__item {
  padding: 20px;
  border-radius: var(--news-radius);
  border: 1px solid var(--hair);
  background: var(--paper-050);
}

.page-news .news-sub__kicker {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--moss-600);
}

.page-news .news-sub__body {
  margin: 8px 0 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-news .news-sub__action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  margin-top: 28px;
  padding: 22px 20px;
  border-radius: var(--news-radius);
  border-left: 4px solid var(--lake-500);
  background: rgba(230, 240, 243, .55);
}

.page-news .news-sub__how {
  margin: 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-70);
}

/* ---------- 纠错与投稿 ---------- */
.page-news .news-fix__title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 5vw, 34px);
  line-height: 1.2;
  color: var(--ink-900);
}

.page-news .news-fix__lead {
  margin: 12px 0 26px;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .news-fix .ly-acc__inner p {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-news .news-fix .ly-acc__inner p + p {
  margin-top: 10px;
}

.page-news .news-fix__more {
  margin: 26px 0 0;
  max-width: 34em;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-news .news-fix__link {
  margin-left: 6px;
  color: var(--lake-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 135, 166, .35);
}

.page-news .news-fix__link:hover {
  color: var(--lake-700);
  border-bottom-color: var(--lake-700);
}

.page-news .news-fix__link:focus-visible {
  outline: 2px solid var(--sun-500);
  outline-offset: 3px;
}

/* ---------- 悬停与动效（仅指针设备） ---------- */
@media (hover: hover) and (pointer: fine) {
  .page-news .news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2);
    border-color: rgba(11, 90, 117, .3);
  }

  .page-news .news-card:hover .news-card__title {
    color: var(--lake-500);
  }

  .page-news .news-card:hover .news-card__sum {
    -webkit-line-clamp: 6;
  }
}

/* ---------- 窄屏到大屏 ---------- */
@media (min-width: 700px) {
  .page-news .news-lead__box {
    padding: 34px 34px 34px 32px;
  }

  .page-news .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .news-sub__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-news .news-sub__action {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 26px 28px;
  }

  .page-news .news-index {
    padding: 26px 24px 28px;
  }

  .page-news .news-hero__lead {
    font-size: 18px;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero {
    padding-top: 44px;
  }

  .page-news .news-hero__lead {
    margin-top: 26px;
    font-size: 19px;
  }

  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
  }

  .page-news .news-side {
    position: sticky;
    top: 112px;
  }

  .page-news .news-card {
    padding: 26px 24px 22px;
  }

  .page-news .news-card__sum {
    -webkit-line-clamp: 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-chip,
  .page-news .news-card__title {
    transition: none;
  }

  .page-news .news-card:hover {
    transform: none;
  }

  .page-news .news-card:hover .news-card__sum {
    -webkit-line-clamp: 3;
  }
}