.page-news {
  --news-line: 1px solid var(--ink-700);
  background: var(--ink-900);
  color: var(--text);
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-news .news-crumb {
  padding-top: clamp(20px, 4vw, 36px);
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding-top: clamp(20px, 3.6vw, 40px);
}

.page-news .news-hero__frame {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px);
  border: var(--news-line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(130% 90% at 8% 0%, rgba(60, 224, 224, 0.14), transparent 62%),
    radial-gradient(90% 80% at 100% 100%, rgba(255, 106, 43, 0.08), transparent 60%),
    var(--ink-800);
}

.page-news .news-hero__frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--cy) 0 14px, transparent 14px 30px);
  opacity: 0.65;
}

.page-news .news-hero__frame .display-1 {
  color: var(--head);
  margin: 16px 0 0;
  max-width: 22ch;
}

.page-news .news-hero__frame .lede {
  margin-top: 18px;
  max-width: 54ch;
  color: var(--text);
}

.page-news .news-hero__note {
  display: none;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-news .news-hero__meter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(20px, 3vw, 32px) 0 0;
  border: var(--news-line);
  border-radius: var(--r-md);
  background: var(--ink-700);
  overflow: hidden;
}

.page-news .news-hero__meter > div {
  background: var(--ink-800);
  padding: 16px 20px;
}

.page-news .news-hero__meter dt {
  font-size: var(--fs-13);
  color: var(--dim);
}

.page-news .news-hero__meter dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.125rem, 1.6vw, 1.5rem);
  color: var(--cy);
  letter-spacing: -0.01em;
}

/* ---------- 区块标题 ---------- */
.page-news .news-block {
  padding-top: clamp(48px, 9vw, 104px);
}

.page-news .news-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px 32px;
  padding-bottom: 16px;
  margin-bottom: clamp(24px, 4vw, 40px);
  border-bottom: var(--news-line);
}

.page-news .news-block__head .display-2 {
  color: var(--head);
  margin: 0;
}

.page-news .news-block__note {
  margin: 0;
  max-width: 44ch;
  font-size: var(--fs-16);
  color: var(--dim);
}

/* ---------- 编辑推荐 ---------- */
.page-news .news-picks {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-news .news-pick {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px;
  border: var(--news-line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  transition: border-color 240ms var(--ease), transform 240ms var(--ease);
}

.page-news .news-pick:hover,
.page-news .news-pick:focus-within {
  border-color: var(--cy);
  transform: translateY(-2px);
}

.page-news .news-pick__no {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--dim);
}

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

.page-news .news-pick__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1 1 auto;
}

.page-news .news-pick__body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  line-height: 1.3;
  color: var(--head);
}

.page-news .news-pick__body p {
  margin: 0;
  font-size: var(--fs-16);
  color: var(--text);
}

.page-news .news-pick__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: auto;
  font-size: var(--fs-13);
  color: var(--dim);
}

/* ---------- 栏目标签 ---------- */
.page-news .news-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 10px;
  border: 1px solid currentColor;
  border-radius: var(--r-pill);
  font-size: var(--fs-12);
  line-height: 1.7;
  white-space: nowrap;
}

.page-news .news-tag--column {
  color: var(--cy);
  background: rgba(60, 224, 224, 0.10);
}

.page-news .news-tag--version {
  color: var(--cy-soft);
  background: rgba(140, 243, 240, 0.10);
}

.page-news .news-tag--topic {
  color: var(--lime);
  background: rgba(157, 255, 107, 0.10);
}

.page-news .news-tag--doc {
  color: var(--amber);
  background: rgba(255, 182, 72, 0.10);
}

/* ---------- 窄横幅 ---------- */
.page-news .news-banner {
  margin: clamp(40px, 7vw, 84px) 0 0;
}

.page-news .img-frame {
  max-width: 100%;
}

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

/* ---------- 动态列表 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--news-line);
}

.page-news .news-list__row {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "no tag"
    "title title"
    "time time";
  gap: 8px 14px;
  padding: 15px 6px;
  border-bottom: var(--news-line);
  box-shadow: inset 0 0 0 0 var(--cy);
  transition: background-color 220ms var(--ease), box-shadow 220ms var(--ease);
}

.page-news .news-list__no {
  grid-area: no;
  font-size: var(--fs-13);
  color: var(--dim);
}

.page-news .news-list__row .news-tag {
  grid-area: tag;
}

.page-news .news-list__title {
  grid-area: title;
  color: var(--head);
  font-size: var(--fs-16);
  line-height: 1.6;
  text-decoration: none;
  overflow-wrap: break-word;
  transition: color 200ms var(--ease);
}

.page-news .news-list__time {
  grid-area: time;
  font-size: var(--fs-13);
  color: var(--dim);
}

.page-news .news-list__row:hover {
  background: var(--ink-800);
  box-shadow: inset 3px 0 0 0 var(--cy);
}

.page-news .news-list__row:hover .news-list__title {
  color: var(--cy);
}

/* ---------- 呼吸句 ---------- */
.page-news .news-breathe {
  margin: clamp(28px, 5vw, 52px) 0;
  padding: clamp(20px, 4vw, 34px) clamp(20px, 4vw, 44px);
  border-left: 3px solid var(--signal);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: linear-gradient(90deg, rgba(255, 106, 43, 0.12), transparent 72%);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 3.2vw, 2rem);
  line-height: 1.45;
  color: var(--head);
}

/* ---------- 版本轨道 ---------- */
.page-news .news-version__figure {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-news .news-version__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--news-line);
}

.page-news .news-version__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 20px 0;
  border-bottom: var(--news-line);
}

.page-news .news-version__no {
  position: relative;
  display: inline-block;
  padding-left: 20px;
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  letter-spacing: 0.02em;
  color: var(--cy);
}

.page-news .news-version__no::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 9px;
  height: 9px;
  border: 2px solid var(--cy);
  border-radius: 50%;
  background: var(--ink-900);
}

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

.page-news .news-version__detail summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.0625rem, 1.8vw, 1.25rem);
  line-height: 1.45;
  color: var(--head);
  transition: color 200ms var(--ease);
}

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

.page-news .news-version__detail summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-16);
  color: var(--cy);
}

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

.page-news .news-version__detail summary:hover {
  color: var(--cy);
}

.page-news .news-version__points {
  margin: 12px 0 0;
  padding-left: 20px;
}

.page-news .news-version__points li {
  margin-top: 6px;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--text);
  max-width: 60ch;
}

.page-news .news-version__points li::marker {
  color: var(--cy);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

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

.page-news .news-series__list {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .news-series__item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 22px;
  border: var(--news-line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--ink-800), rgba(12, 23, 40, 0.55));
  transition: border-color 240ms var(--ease), transform 240ms var(--ease);
}

.page-news .news-series__item:hover {
  border-color: var(--cy);
  transform: translateY(-2px);
}

.page-news .news-series__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-24);
  line-height: 1.35;
  color: var(--head);
}

.page-news .news-series__item p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--text);
}

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

.page-news .news-cadence__item {
  padding: 22px;
  border: var(--news-line);
  border-radius: var(--r-md);
  background: var(--ink-800);
}

.page-news .news-cadence__num {
  margin: 0;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--cy);
}

.page-news .news-cadence__item h3 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-18);
  color: var(--head);
}

.page-news .news-cadence__item p {
  margin: 10px 0 0;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--text);
}

.page-news .news-cadence__tip {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: clamp(18px, 3vw, 26px);
  border: var(--news-line);
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: var(--ink-800);
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 延伸入口 ---------- */
.page-news .news-next {
  margin-top: clamp(48px, 8vw, 96px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: var(--news-line);
}

.page-news .news-next__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .news-next__list a {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-pill);
  font-size: var(--fs-16);
  color: var(--text);
  text-decoration: none;
  transition: border-color 220ms var(--ease), color 220ms var(--ease), background-color 220ms var(--ease);
}

.page-news .news-next__list a:hover,
.page-news .news-next__list a:focus-visible {
  border-color: var(--cy);
  color: var(--cy);
  background: rgba(60, 224, 224, 0.08);
}

/* ---------- 中屏 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__meter {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* ---------- 宽屏 ---------- */
@media (min-width: 860px) {
  .page-news .news-hero__note {
    display: block;
    position: absolute;
    top: 28px;
    right: 22px;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: var(--fs-12);
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--dim);
  }

  .page-news .news-picks {
    grid-template-columns: 1.35fr 1fr 1fr;
    align-items: stretch;
  }

  .page-news .news-list__row {
    grid-template-columns: 44px 106px minmax(0, 1fr) auto;
    grid-template-areas: "no tag title time";
    align-items: center;
    gap: 0 18px;
    padding: 16px 8px;
  }

  .page-news .news-list__time {
    text-align: right;
  }

  .page-news .news-version__list {
    position: relative;
  }

  .page-news .news-version__list::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 28px;
    bottom: 28px;
    width: 1px;
    background: linear-gradient(180deg, var(--cy), rgba(22, 35, 58, 0.9));
  }

  .page-news .news-version__item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 0 32px;
    align-items: start;
    padding: 22px 0;
  }

  .page-news .news-version__detail summary {
    font-size: 1.25rem;
  }

  .page-news .news-series {
    grid-template-columns: 1fr 1.15fr;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-news .news-cadence__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .news-hero__frame {
    padding: clamp(40px, 4.6vw, 64px);
  }

  .page-news .news-pick--lead .news-pick__body h3 {
    font-size: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-pick,
  .page-news .news-list__row,
  .page-news .news-series__item,
  .page-news .news-next__list a {
    transition: none;
  }

  .page-news .news-pick:hover,
  .page-news .news-series__item:hover {
    transform: none;
  }
}