.page-news {
  --news-pad: clamp(20px, 4vw, 48px);
  --news-gap: clamp(14px, 2vw, 20px);
  background: var(--night);
  color: var(--chalk);
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-news [data-section] {
  scroll-margin-top: calc(var(--header-h) + 28px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 28px) 0 clamp(30px, 5vw, 56px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(128deg, rgba(79, 227, 208, 0.12) 0%, rgba(79, 227, 208, 0) 42%),
    radial-gradient(118% 88% at 92% -10%, rgba(255, 106, 43, 0.18), transparent 62%);
}

.page-news .news-hero > .container {
  position: relative;
}

.page-news .news-hero .breadcrumbs {
  margin-bottom: clamp(24px, 5vw, 46px);
}

.page-news .news-hero__title {
  margin: clamp(10px, 1.6vw, 18px) 0 0;
  font-size: clamp(46px, 11.5vw, 118px);
  font-weight: 200;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--chalk);
}

.page-news .news-hero__lede {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  max-width: 40ch;
  color: var(--mist);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(22px, 5vw, 64px);
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding: clamp(18px, 3vw, 26px) 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .news-hero__stats .data-value {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4.4vw, 36px);
  font-weight: 400;
  line-height: 1;
  color: var(--chalk);
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero__stats li > span:last-child {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 40px);
  padding-top: clamp(10px, 2vw, 20px);
}

.page-news .news-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(52px, 8vw, 92px);
}

/* ---------- 目录 ---------- */
.page-news .news-toc {
  border-top: 2px solid var(--signal);
  padding-top: 14px;
}

.page-news .news-toc__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-news .news-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-news .news-toc__list li {
  flex: none;
}

.page-news .news-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-news .news-toc__link .mono {
  font-size: 11px;
  color: var(--data);
}

.page-news .news-toc__link:hover,
.page-news .news-toc__link:focus-visible {
  color: var(--chalk);
  border-color: var(--data);
  background: var(--glass);
}

.page-news .news-toc__link[aria-current="true"] {
  color: var(--chalk);
  border-color: var(--signal);
  background: rgba(255, 106, 43, 0.1);
}

.page-news .news-toc__note {
  display: none;
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 章节头 ---------- */
.page-news .news-head {
  display: grid;
  gap: 8px;
  margin-bottom: var(--news-gap);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-head .section-num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--data);
}

.page-news .news-head .heading {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-news .news-head__note {
  margin: 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 编辑精选 ---------- */
.page-news .picks {
  display: grid;
  gap: var(--news-gap);
}

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

.page-news .pick-hero__media {
  position: relative;
  overflow: hidden;
  min-height: 200px;
}

.page-news .pick-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.86);
}

.page-news .pick-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 26, 22, 0.05) 0%, rgba(6, 26, 22, 0.72) 100%);
}

.page-news .pick-hero__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 1;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--signal);
  color: #200a02;
  font-size: 11px;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.page-news .pick-hero__body {
  padding: clamp(20px, 3vw, 34px);
}

.page-news .pick-hero__title {
  margin: 14px 0 0;
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-news .pick-hero__text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .pick-hero__meta {
  margin: 18px 0 0;
  font-size: 12.5px;
  color: var(--data);
}

.page-news .pick-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .pick-card {
  padding: clamp(20px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news .pick-card:hover {
  transform: translateY(-4px);
  border-color: rgba(79, 227, 208, 0.5);
}

.page-news .pick-card__title {
  margin: 12px 0 0;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  line-height: 1.45;
}

.page-news .pick-card__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .pick-card__meta {
  margin: 16px 0 0;
  font-size: 12px;
  color: var(--mist);
}

/* ---------- 筛选条 ---------- */
.page-news .filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-news .filter-chip {
  flex: none;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news .filter-chip:hover,
.page-news .filter-chip:focus-visible {
  color: var(--chalk);
  border-color: var(--signal);
}

.page-news .filter-chip.is-on {
  color: var(--night);
  background: var(--chalk);
  border-color: var(--chalk);
  font-weight: 700;
}

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

.page-news .log-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 8px;
  padding: 18px 2px;
  border-bottom: 1px solid var(--line);
  transition: background 180ms var(--ease);
}

.page-news .log-item:hover {
  background: rgba(33, 255, 186, 0.04);
}

.page-news .log-item__num {
  grid-area: 1 / 1;
  padding-top: 4px;
  font-size: 12px;
  color: var(--data);
}

.page-news .log-item__main {
  grid-area: 1 / 2;
  min-width: 0;
}

.page-news .log-item__title {
  margin: 0;
  font-size: clamp(15.5px, 1.8vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--chalk);
}

.page-news .log-item__excerpt {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .log-item__col {
  grid-area: 2 / 2;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--mist);
}

.page-news .log-item__time {
  grid-area: 2 / 2;
  justify-self: end;
  align-self: center;
  font-size: 12px;
  color: var(--mist);
  font-variant-numeric: tabular-nums;
}

.page-news .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-news .dot--orange { background: var(--signal); }
.page-news .dot--cyan { background: var(--data); }
.page-news .dot--warn { background: var(--warn); }
.page-news .dot--data { background: var(--data); }
.page-news .dot--signal { background: var(--signal); }

/* ---------- 栏目卡片 ---------- */
.page-news .column-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .column-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--tunnel);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-news .column-card:hover {
  transform: translateY(-4px);
  border-color: rgba(79, 227, 208, 0.45);
}

.page-news .column-card__media {
  overflow: hidden;
  aspect-ratio: 3 / 2;
}

.page-news .column-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.88);
}

.page-news .column-card__body {
  padding: clamp(18px, 2.6vw, 26px);
}

.page-news .column-card__title {
  margin: 12px 0 0;
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .column-card__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .column-card__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .column-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-news .column-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 1px;
  background: var(--data);
}

/* ---------- 工具入口 ---------- */
.page-news .tool-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .tool-card {
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--signal);
  border-radius: var(--radius);
  background: var(--glass);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-news .tool-card:hover,
.page-news .tool-card:focus-visible {
  transform: translateY(-4px);
  background: rgba(33, 255, 186, 0.12);
  border-left-color: var(--data);
}

.page-news .tool-card__kicker {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--data);
}

.page-news .tool-card__title {
  margin: 12px 0 0;
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .tool-card__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .tool-card__go {
  margin-top: auto;
  padding-top: 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--signal);
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

.page-news .cadence__main {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--night);
}

.page-news .cadence__title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.4;
}

.page-news .cadence__text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .cadence__side {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-news .cadence__stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
}

.page-news .cadence__stat-num {
  font-size: clamp(24px, 3.4vw, 30px);
  line-height: 1;
  color: var(--data);
  font-variant-numeric: tabular-nums;
}

.page-news .cadence__stat-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-news .cadence__btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-news .pick-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 760px) {
  .page-news .log-item {
    grid-template-columns: 44px minmax(0, 1fr) 148px 104px;
    column-gap: 22px;
    align-items: baseline;
    padding: 20px 4px;
  }

  .page-news .log-item__num { grid-area: 1 / 1; }
  .page-news .log-item__main { grid-area: 1 / 2; }
  .page-news .log-item__col { grid-area: 1 / 3; justify-self: start; }
  .page-news .log-item__time { grid-area: 1 / 4; justify-self: end; }
}

@media (hover: hover) and (min-width: 760px) {
  .page-news .log-item__excerpt {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 280ms var(--ease), opacity 280ms var(--ease), margin 280ms var(--ease);
  }

  .page-news .log-item:hover .log-item__excerpt,
  .page-news .log-item:focus-within .log-item__excerpt {
    max-height: 96px;
    opacity: 1;
  }
}

@media (min-width: 860px) {
  .page-news .pick-hero {
    grid-template-columns: 1.05fr minmax(0, 1fr);
    align-items: stretch;
  }

  .page-news .pick-hero__media {
    min-height: 100%;
  }

  .page-news .pick-hero__media img {
    min-height: 100%;
  }
}

@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: start;
  }

  .page-news .news-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-news .news-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-toc__link {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-left: 2px solid transparent;
    border-radius: 0;
    font-size: 13.5px;
  }

  .page-news .news-toc__link:hover,
  .page-news .news-toc__link:focus-visible {
    border-color: transparent;
    border-left-color: var(--data);
    background: rgba(33, 255, 186, 0.06);
  }

  .page-news .news-toc__link[aria-current="true"] {
    border-color: transparent;
    border-left-color: var(--signal);
    background: rgba(255, 106, 43, 0.08);
    color: var(--chalk);
  }

  .page-news .news-toc__note {
    display: block;
  }

  .page-news .cadence {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-news .column-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-news .column-card--wide {
    grid-column: span 3;
  }

  .page-news .column-card--slim {
    grid-column: span 2;
  }

  .page-news .column-card__media--tall {
    aspect-ratio: 4 / 3;
    order: -1;
    border-bottom: 1px solid var(--line);
  }
}

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

  .page-news .pick-card:hover,
  .page-news .column-card:hover,
  .page-news .tool-card:hover {
    transform: none;
  }
}