.page-news {
  --news-aside: 176px;
  --news-gap: clamp(20px, 3vw, 40px);
  position: relative;
  isolation: isolate;
  overflow-x: clip;
  padding-top: clamp(8px, 2vw, 20px);
  padding-bottom: clamp(40px, 6vw, 96px);
}

.page-news::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 640px;
  background:
    radial-gradient(58% 100% at 82% 0%, rgba(139, 92, 246, 0.32), transparent 70%),
    radial-gradient(42% 82% at 8% 8%, rgba(59, 130, 246, 0.16), transparent 72%);
  pointer-events: none;
  z-index: -1;
}

.page-news .dw-breadcrumb {
  padding-top: 10px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-top: clamp(18px, 3vw, 36px);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--sans);
  font-size: clamp(30px, 5.4vw, 60px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-shadow: 0 0 34px rgba(139, 92, 246, 0.5);
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-news .news-hero__num {
  font-family: var(--mono);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 600;
  line-height: 1;
  color: var(--orange);
}

.page-news .news-hero__unit {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

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

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

@media (min-width: 940px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: end;
  }
}

/* ---------- 分类标签条 ---------- */
.page-news .news-tabs {
  padding-top: 8px;
}

.page-news .news-tabs__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 14px;
}

.page-news .news-tabs__title {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-news .news-tabs__hint {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-news .news-tabs__rail {
  display: flex;
  gap: 12px;
  margin: 0;
  padding: 2px 2px 16px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--purple) transparent;
}

.page-news .news-tabs__cell {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-news .news-tab {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 186px;
  padding: 14px 20px;
  border: var(--bw) solid var(--line);
  border-radius: 999px;
  background: var(--ink-2);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease),
    background-color 0.24s var(--ease), box-shadow 0.24s var(--ease), color 0.24s var(--ease);
}

.page-news .news-tab__name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-news .news-tab__meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: color 0.24s var(--ease);
}

.page-news .news-tab:hover,
.page-news .news-tab:focus-visible {
  border-color: var(--purple);
  background: var(--purple);
  color: var(--ink);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 rgba(255, 138, 43, 0.9);
}

.page-news .news-tab:hover .news-tab__meta,
.page-news .news-tab:focus-visible .news-tab__meta {
  color: rgba(11, 8, 19, 0.72);
}

/* ---------- 条目流 ---------- */
.page-news .news-stream__title {
  margin: 0 0 clamp(18px, 3vw, 28px);
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-news .news-stream {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-news .news-stream__aside {
  padding: 18px 0 20px;
  border-top: var(--bw) solid var(--purple);
  border-bottom: 1px solid var(--line);
}

.page-news .news-stream__tag {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--lime);
}

.page-news .news-stream__count {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .news-stream__num {
  margin-right: 8px;
  font-family: var(--mono);
  font-size: 34px;
  font-weight: 600;
  line-height: 1;
  color: var(--orange);
}

.page-news .news-stream__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-stream__jump {
  display: inline-block;
  margin-top: 14px;
  padding-bottom: 2px;
  font-size: 13px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
}

.page-news .news-stream__jump:hover,
.page-news .news-stream__jump:focus-visible {
  color: var(--orange);
}

.page-news .news-stream__list {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-news .news-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 22px 0 22px 14px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-news .news-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--lime), var(--purple));
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.24s var(--ease);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .news-item__stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .news-item__time {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--lime);
  white-space: nowrap;
}

.page-news .news-item__cat {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--purple);
}

.page-news .news-item__body {
  min-width: 0;
}

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-item__desc {
  margin: 9px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-item__media {
  margin: 14px 0 0;
  max-width: 380px;
  border: var(--bw) solid var(--line);
  overflow: hidden;
}

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

.page-news .news-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  margin: 14px 0 0;
  font-size: 12px;
}

.page-news .news-item__read {
  font-family: var(--mono);
  letter-spacing: 0.16em;
  color: rgba(163, 230, 53, 0.85);
}

.page-news .news-item__link {
  padding-bottom: 1px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 130, 246, 0.45);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .news-item__link:hover,
.page-news .news-item__link:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

@media (min-width: 760px) {
  .page-news .news-item {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 24px;
    padding: 26px 0 26px 20px;
  }

  .page-news .news-item__stamp {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .page-news .news-item__time {
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: 0.22em;
    line-height: 1;
  }
}

@media (min-width: 1000px) {
  .page-news .news-stream {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--news-gap);
  }

  .page-news .news-stream__aside {
    position: sticky;
    top: 96px;
    flex: 0 0 var(--news-aside);
    padding-top: 24px;
    border-bottom: 0;
  }

  .page-news .news-stream__list {
    flex: 1 1 auto;
  }
}

/* ---------- 置顶专题卡 ---------- */
.page-news .news-feature {
  position: relative;
  margin: 10px 0;
  padding: clamp(24px, 4vw, 44px);
  background: linear-gradient(150deg, #4c1d95 0%, #171128 66%);
  clip-path: polygon(0 0, calc(100% - 56px) 0, 100% 56px, 100% 100%, 0 100%);
  overflow: hidden;
  scroll-margin-top: 96px;
}

.page-news .news-feature__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  mix-blend-mode: screen;
}

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

.page-news .news-feature__title {
  margin: 10px 0 0;
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-feature__desc {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 242, 255, 0.82);
}

.page-news .news-feature__toc {
  margin-top: 18px;
}

.page-news .news-feature__summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  border: 1px solid rgba(245, 242, 255, 0.42);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease);
}

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

.page-news .news-feature__summary::after {
  content: "＋";
  font-family: var(--mono);
  font-size: 14px;
  color: var(--lime);
}

.page-news .news-feature__toc[open] .news-feature__summary::after {
  content: "－";
}

.page-news .news-feature__summary:hover,
.page-news .news-feature__summary:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

.page-news .news-feature__list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-feature__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 242, 255, 0.86);
}

.page-news .news-feature__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--orange);
}

.page-news .news-feature__cta {
  margin-top: 22px;
}

/* ---------- 版本日志 ---------- */
.page-news .news-log {
  scroll-margin-top: 96px;
}

.page-news .news-log__head {
  max-width: 64ch;
}

.page-news .news-log__title {
  margin: 10px 0 0;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-news .news-log__lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-news .news-log__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-news .news-log__frame {
  overflow-x: auto;
  padding: clamp(14px, 2.2vw, 24px);
}

.page-news .news-log__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-news .news-log__table th,
.page-news .news-log__table td {
  padding: 12px 10px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-news .news-log__table thead th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--muted);
  white-space: nowrap;
}

.page-news .news-log__table tbody th {
  width: 92px;
  font-weight: 400;
  white-space: nowrap;
}

.page-news .news-log__table tbody td {
  color: rgba(245, 242, 255, 0.84);
  line-height: 1.7;
}

.page-news .news-log__table tbody tr:last-child th,
.page-news .news-log__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-news .news-ver {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 4px;
  background: rgba(255, 138, 43, 0.16);
  color: var(--orange);
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
}

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

.page-news .news-log__steps li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--ink-2);
  border-left: 2px solid var(--lime);
}

.page-news .news-log__step-k {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-news .news-log__steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 242, 255, 0.84);
}

@media (min-width: 940px) {
  .page-news .news-log__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

/* ---------- 追更入口 ---------- */
.page-news .news-follow {
  scroll-margin-top: 96px;
}

.page-news .news-follow__title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 36px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-news .news-follow__lede {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--muted);
}

.page-news .news-follow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-news .news-follow__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px);
  border: var(--bw) solid var(--line);
  background: var(--ink-2);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease),
    box-shadow 0.24s var(--ease);
}

.page-news .news-follow__card:hover,
.page-news .news-follow__card:focus-visible {
  transform: translate(-3px, -3px);
  border-color: var(--purple);
  box-shadow: 8px 8px 0 0 rgba(255, 138, 43, 0.85);
}

.page-news .news-follow__k {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--purple);
}

.page-news .news-follow__card:nth-child(2) .news-follow__k {
  color: var(--blue);
}

.page-news .news-follow__card:nth-child(3) .news-follow__k {
  color: var(--orange);
}

.page-news .news-follow__h {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}

.page-news .news-follow__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-follow__go {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--lime);
}

@media (min-width: 820px) {
  .page-news .news-follow__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-item::before,
  .page-news .news-tab,
  .page-news .news-follow__card,
  .page-news .news-item__link {
    transition: none;
  }

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

  .page-news .news-tab:hover,
  .page-news .news-tab:focus-visible,
  .page-news .news-follow__card:hover,
  .page-news .news-follow__card:focus-visible {
    transform: none;
  }
}