.page-news {
  --pn-rail: 300px;
  --pn-rule: rgba(42, 58, 68, 0.85);
  --pn-grid-line: rgba(42, 58, 68, 0.4);
  --pn-orange-veil: rgba(255, 90, 31, 0.12);
  --pn-yellow-veil: rgba(242, 255, 61, 0.14);
}

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

.page-news .breadcrumb {
  padding-top: clamp(16px, 2vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(20px, 3vw, 38px) 0 clamp(30px, 4.5vw, 58px);
  border-bottom: 1px solid var(--line);
  background-image:
    linear-gradient(180deg, rgba(255, 90, 31, 0.13), rgba(255, 90, 31, 0) 62%),
    repeating-linear-gradient(90deg, var(--pn-grid-line) 0 1px, transparent 1px 96px);
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(270px, 0.9fr);
    align-items: end;
  }
}

.page-news .news-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-news .news-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(40px, 8vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-hero__lede {
  max-width: 62ch;
  margin: 0 0 24px;
  font-size: clamp(15px, 1.3vw, 18px);
  line-height: 1.78;
  color: var(--white);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .news-hero__board {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: var(--green);
}

.page-news .news-hero__board .eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gray);
}

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

.page-news .news-hero__stats .stat {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stats .stat:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .news-hero__stats .stat__value {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero__stats .stat__label {
  font-size: 13px;
  line-height: 1.55;
  color: var(--gray);
}

/* ---------- 双栏骨架 ---------- */
.page-news .news-body {
  display: grid;
  gap: clamp(30px, 4vw, 54px);
  padding-top: clamp(8px, 1.5vw, 18px);
}

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

@media (min-width: 1040px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) var(--pn-rail);
    align-items: start;
  }
}

/* ---------- 章节标题 ---------- */
.page-news .section {
  padding-top: clamp(28px, 4vw, 52px);
  padding-bottom: clamp(28px, 4vw, 52px);
}

.page-news .news-main > .section + .section {
  border-top: 1px solid var(--line);
}

.page-news .section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin: 0 0 clamp(18px, 2.6vw, 32px);
}

.page-news .section__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-news .section__title {
  margin: 0;
  font-size: clamp(25px, 3.4vw, 40px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .section__note {
  margin: 0 0 0 auto;
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray);
}

/* ---------- 图片容器 ---------- */
.page-news .media {
  margin: 0;
}

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

.page-news .media__caption {
  font-size: 12px;
  line-height: 1.65;
  color: var(--gray);
}

.page-news .news-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-news .news-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .news-figure .media__caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

.page-news .news-banner {
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-news .news-banner img {
  aspect-ratio: 7 / 3;
}

.page-news .news-banner .media__caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

/* ---------- 战报列表 ---------- */
.page-news .brief-list {
  position: relative;
  padding-left: 24px;
}

.page-news .brief-list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--line);
}

.page-news .brief {
  position: relative;
  border-bottom: 1px solid var(--line);
}

.page-news .brief:first-of-type {
  border-top: 1px solid var(--line);
}

.page-news .brief::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 26px;
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  background: var(--ink);
  border: 1px solid var(--line);
  transition: background-color var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease), box-shadow var(--t-mid) var(--ease);
}

.page-news .brief--latest {
  background: linear-gradient(90deg, var(--pn-yellow-veil), transparent 46%);
}

.page-news .brief--latest::before {
  background: var(--yellow);
  border-color: var(--yellow);
  box-shadow: 0 0 0 4px rgba(242, 255, 61, 0.13);
}

.page-news .brief__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "meta mark"
    "title mark";
  align-items: center;
  gap: 8px 16px;
  padding: clamp(16px, 2vw, 22px) 2px clamp(16px, 2vw, 22px) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .brief__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .brief__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray);
  font-variant-numeric: tabular-nums;
}

.page-news .brief--latest .brief__time {
  color: var(--yellow);
}

.page-news .brief__tag {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gray);
}

.page-news .brief__title {
  grid-area: title;
  margin: 0;
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 800;
  line-height: 1.38;
  color: var(--white);
  overflow-wrap: break-word;
}

.page-news .brief__mark {
  grid-area: mark;
  align-self: center;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-news .brief__mark::before {
  content: "+";
}

.page-news .brief[open] .brief__mark::before {
  content: "–";
}

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

.page-news .brief[open] .brief__mark {
  border-color: var(--orange);
  background: var(--pn-orange-veil);
}

.page-news .brief__body {
  max-width: 72ch;
  padding: 0 0 clamp(18px, 2.4vw, 26px);
}

.page-news .brief__body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray);
}

.page-news .brief__facts {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0 0 0 14px;
  list-style: none;
  border-left: 2px solid var(--orange);
}

.page-news .brief__facts li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  font-size: 13px;
  line-height: 1.6;
}

.page-news .brief__facts .num {
  font-family: var(--font-mono);
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

/* ---------- 案例合集 ---------- */
.page-news .cases {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

@media (min-width: 860px) {
  .page-news .cases {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-news .cases__media {
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-news .cases__media img {
  aspect-ratio: 3 / 2;
}

.page-news .cases__media .media__caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

@media (min-width: 860px) {
  .page-news .cases__media {
    position: sticky;
    top: 92px;
  }
}

.page-news .cases__list {
  display: grid;
  min-width: 0;
}

.page-news .case {
  padding: clamp(16px, 2vw, 22px) 0;
  border-top: 1px solid var(--line);
}

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

.page-news .case__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 8px;
}

.page-news .case__meta .label {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ice);
}

.page-news .case__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
  font-variant-numeric: tabular-nums;
}

.page-news .case__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 800;
  line-height: 1.38;
  color: var(--white);
  overflow-wrap: break-word;
}

.page-news .case__desc {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--gray);
}

.page-news .case__export {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

/* ---------- 专题 ---------- */
.page-news .topics {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .topic {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  padding: clamp(16px, 2vw, 22px) 0;
  border-top: 1px solid var(--line);
}

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

.page-news .topic__no {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}

.page-news .topic__title {
  margin: 0;
  font-size: clamp(16px, 1.7vw, 19px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--white);
}

.page-news .topic__desc {
  margin: 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--gray);
}

/* ---------- 版本日志 ---------- */
.page-news .log-wrap {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

@media (min-width: 900px) {
  .page-news .log-wrap {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }
}

.page-news .log {
  display: grid;
  min-width: 0;
}

.page-news .log__item {
  border-top: 1px solid var(--line);
}

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

.page-news .log__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 13px 2px 13px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-news .log__ver {
  min-width: 42px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-news .log__name {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--white);
  overflow-wrap: break-word;
}

.page-news .log__flag {
  font-size: 10px;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

.page-news .log__item[open] .log__head {
  background: linear-gradient(90deg, var(--pn-orange-veil), transparent 60%);
}

.page-news .log__body {
  padding: 0 0 16px clamp(14px, 5vw, 54px);
}

.page-news .log__body ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .log__body li {
  position: relative;
  padding-left: 14px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--gray);
}

.page-news .log__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 1px;
  background: var(--orange);
}

.page-news .log__media {
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-news .log__media img {
  aspect-ratio: 12 / 7;
}

.page-news .log__media .media__caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

/* ---------- 订阅 ---------- */
.page-news .sub-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

@media (min-width: 760px) {
  .page-news .sub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-news .sub-card {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  background: var(--green);
}

.page-news .sub-card::after {
  content: "";
  position: absolute;
  right: -46px;
  top: -46px;
  width: 140px;
  height: 140px;
  border: 1px solid var(--line);
  transform: rotate(12deg);
  pointer-events: none;
}

.page-news .sub-card--pulse {
  border-color: var(--orange-deep);
  background:
    radial-gradient(circle at 84% 12%, rgba(255, 90, 31, 0.24), transparent 62%),
    var(--green);
}

.page-news .sub-card__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-news .sub-card__title {
  margin: 0 0 12px;
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 800;
  line-height: 1.32;
  color: var(--white);
}

.page-news .sub-card__text {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--gray);
}

.page-news .sub-card__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .sub-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--white);
}

.page-news .sub-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-news .sub-foot {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 2.6vw, 30px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--line);
}

.page-news .sub-foot p {
  margin: 0;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray);
}

.page-news .sub-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 右侧索引栏 ---------- */
.page-news .news-rail {
  min-width: 0;
}

.page-news .news-rail__inner {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--green);
}

.page-news .news-rail__inner .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gray);
}

@media (min-width: 1040px) {
  .page-news .news-rail__inner {
    position: sticky;
    top: 92px;
  }
}

.page-news .news-cat {
  display: grid;
  gap: 2px;
}

.page-news .news-cat__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid transparent;
  border-left: 2px solid var(--line);
  color: var(--white);
  text-decoration: none;
  transition: background-color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-news .news-cat__item:hover,
.page-news .news-cat__item:focus-visible {
  background: var(--pn-orange-veil);
  border-color: var(--line);
  border-left-color: var(--orange);
}

.page-news .news-cat__no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-news .news-cat__name {
  font-size: 15px;
  font-weight: 700;
}

.page-news .news-cat__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
  font-variant-numeric: tabular-nums;
}

.page-news .news-rail__note {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .news-rail__note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--gray);
}

.page-news .news-rail__links {
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .news-rail__links a {
  padding-bottom: 6px;
  font-size: 14px;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

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

/* ---------- 窄屏修正 ---------- */
@media (max-width: 560px) {
  .page-news .section__note {
    margin-left: 0;
    flex-basis: 100%;
  }

  .page-news .news-hero__board {
    padding: 16px;
  }

  .page-news .brief-list {
    padding-left: 18px;
  }

  .page-news .brief-list::before {
    left: 4px;
  }

  .page-news .brief::before {
    left: -18px;
    width: 9px;
    height: 9px;
  }

  .page-news .brief__mark {
    width: 24px;
    height: 24px;
    font-size: 13px;
  }

  .page-news .log__head {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "ver name"
      "ver flag";
    row-gap: 4px;
  }

  .page-news .log__ver { grid-area: ver; }
  .page-news .log__name { grid-area: name; }
  .page-news .log__flag { grid-area: flag; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .brief::before,
  .page-news .brief__mark,
  .page-news .news-cat__item,
  .page-news .news-rail__links a {
    transition: none;
  }
}