.page-news {
  --news-gap: clamp(18px, 2.4vw, 28px);
  --news-pad: clamp(18px, 2.6vw, 32px);
  --news-tone: rgba(143, 166, 196, .55);
  padding-bottom: clamp(56px, 8vw, 96px);
  overflow-x: clip;
}

/* 首屏 */
.page-news .column-hero {
  display: grid;
  gap: var(--news-gap);
  margin-top: 14px;
  padding-bottom: clamp(22px, 3vw, 34px);
  border-bottom: 1px solid var(--line);
}

.page-news .column-hero__main {
  max-width: 42rem;
}

.page-news .column-hero__title {
  margin: 10px 0 0;
  font-size: clamp(2rem, 6.2vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
}

.page-news .column-hero__lead {
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 60ch;
}

.page-news .column-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

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

.page-news .hero-board__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--bg-stand);
}

.page-news .hero-board__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--mint);
}

.page-news .hero-board__num--coral {
  color: var(--coral);
}

.page-news .hero-board__label {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* 分组导航胶囊 */
.page-news .filter-rail {
  position: sticky;
  top: var(--top-h);
  z-index: 6;
  margin: 0 0 clamp(14px, 2vw, 22px);
  padding: 14px 0;
  background: linear-gradient(180deg, rgba(7, 20, 38, .97) 0%, rgba(7, 20, 38, .84) 72%, rgba(7, 20, 38, 0) 100%);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
}

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

.page-news .filter-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  width: max-content;
  min-width: 100%;
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--glass-blue);
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  color: var(--text);
  border-color: var(--mint);
  background: rgba(43, 230, 200, .1);
}

.page-news .filter-chip--mint {
  color: var(--mint);
  border-color: rgba(43, 230, 200, .45);
}

.page-news .filter-chip--coral {
  color: var(--coral);
  border-color: rgba(255, 107, 74, .42);
}

/* 章节 */
.page-news .column-block {
  scroll-margin-top: calc(var(--top-h) + 78px);
  margin-top: clamp(44px, 6vw, 76px);
}

.page-news .column-block + .column-block {
  padding-top: clamp(28px, 4vw, 48px);
  border-top: 1px solid var(--line);
}

.page-news .column-block .section-lead {
  max-width: 62ch;
}

/* 头条大卡片 */
.page-news .feature-card {
  display: grid;
  margin-top: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-stand);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-news .feature-card__media {
  margin: 0;
  overflow: hidden;
}

.page-news .feature-card__media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
}

.page-news .feature-card__body {
  padding: var(--news-pad);
}

.page-news .feature-card__title {
  margin: 6px 0 0;
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .feature-card__text {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 60ch;
}

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

/* 期号 / 版本号 */
.page-news .issue {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin: 0;
}

.page-news .issue__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 4.4vw, 2.3rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--mint);
}

.page-news .issue--coral .issue__num {
  color: var(--coral);
}

.page-news .issue__meta {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

/* 阅读重点 */
.page-news .focus-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .focus-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-news .focus-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--mint);
  transform: rotate(45deg);
}

/* 分组首条 */
.page-news .lead-item {
  display: grid;
  gap: var(--news-gap);
  margin-top: clamp(20px, 3vw, 28px);
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-stand);
}

.page-news .lead-item--coral {
  background: linear-gradient(150deg, rgba(255, 107, 74, .1) 0%, var(--bg-stand) 46%);
  border-color: rgba(255, 107, 74, .3);
}

.page-news .lead-item__media {
  margin: 0;
  overflow: hidden;
}

.page-news .lead-item__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius) - 6px);
}

.page-news .lead-item__title {
  margin: 10px 0 0;
  font-size: clamp(1.2rem, 2.9vw, 1.6rem);
  line-height: 1.34;
  font-weight: 800;
  color: var(--text);
}

.page-news .lead-item__text {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .lead-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.page-news .lead-item__meta span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
  padding: 5px 10px;
  border-radius: 6px;
  background: rgba(3, 8, 15, .6);
  border: 1px solid var(--line);
}

/* 紧凑行列表 */
.page-news .entry-list {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .entry-list--flush {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-news .entry {
  --entry-tone: var(--news-tone);
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "no"
    "main"
    "meta";
  gap: 6px;
  padding: 18px 0 18px 18px;
  border-bottom: 1px solid var(--line);
  transition: background .22s ease;
}

.page-news .entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  border-radius: 3px;
  background: var(--entry-tone);
  transition: width .22s ease;
}

.page-news .entry--mint {
  --entry-tone: var(--mint);
}

.page-news .entry--coral {
  --entry-tone: var(--coral);
}

.page-news .entry__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--entry-tone);
}

.page-news .entry__main {
  grid-area: main;
}

.page-news .entry__title {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--text);
}

.page-news .entry__brief {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
  max-width: 62ch;
}

.page-news .entry__meta {
  grid-area: meta;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
  white-space: nowrap;
}

.page-news .entry__meta::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--entry-tone);
  opacity: .7;
}

/* 案例合集说明 */
.page-news .cases-note {
  margin: clamp(20px, 3vw, 26px) 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--coral);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(255, 107, 74, .08);
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

.page-news .cases-note a {
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 74, .5);
}

.page-news .cases-note a:hover {
  color: var(--coral-soft);
}

/* 编辑推荐 */
.page-news .rec-grid {
  display: grid;
  gap: var(--news-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news .rec-cover {
  margin: 0;
  overflow: hidden;
}

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

.page-news .rec-body {
  display: grid;
  gap: var(--news-gap);
  align-content: start;
}

.page-news .rec-item {
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
}

.page-news .rec-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .rec-item__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  line-height: 1.42;
  font-weight: 800;
  color: var(--text);
}

.page-news .rec-item__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 58ch;
}

.page-news .rec-item__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 14px;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 230, 200, .42);
  padding-bottom: 2px;
}

.page-news .rec-item__link::after {
  content: "→";
  font-family: var(--font-mono);
}

.page-news .rec-item__link:hover {
  color: var(--mint-soft);
  border-color: var(--mint-soft);
}

.page-news .start-panel {
  padding: var(--news-pad);
  border-radius: var(--radius);
  border: 1px solid rgba(43, 230, 200, .32);
  background: linear-gradient(140deg, rgba(43, 230, 200, .12) 0%, var(--bg-stand) 60%);
}

.page-news .start-panel__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .start-panel__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 58ch;
}

.page-news .start-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* 桌面端栅格 */
@media (min-width: 860px) {
  .page-news .column-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: clamp(24px, 4vw, 48px);
  }

  .page-news .hero-board {
    margin-bottom: 6px;
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .feature-card__media {
    height: 100%;
  }

  .page-news .feature-card__media img {
    aspect-ratio: auto;
    height: 100%;
    min-height: 320px;
  }

  .page-news .lead-item {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: clamp(24px, 3.6vw, 44px);
  }

  .page-news .entry {
    grid-template-columns: 132px minmax(0, 1fr) auto;
    grid-template-areas: "no main meta";
    align-items: baseline;
    gap: 20px;
  }

  .page-news .entry__no {
    font-size: 14px;
  }
}

@media (min-width: 960px) {
  .page-news .rec-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }
}

@media (hover: hover) {
  .page-news .entry:hover {
    background: rgba(14, 33, 56, .85);
  }

  .page-news .entry:hover::before {
    width: 6px;
  }
}

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