/* ============================================================
   更新记录页 · page-news
   ============================================================ */

.page-news {
  --n-rule: rgba(176, 184, 196, 0.16);
  --n-rule-soft: rgba(176, 184, 196, 0.09);
  --n-cyan-line: rgba(0, 229, 255, 0.34);
  --n-panel: rgba(16, 31, 60, 0.66);
}

.page-news a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-news .news-top {
  padding-top: clamp(16px, 2.6vw, 28px);
}

/* ---------------- 首屏 ---------------- */

.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 6vw, 64px) 0 clamp(34px, 6vw, 72px);
  border-bottom: 1px solid var(--n-rule);
  background:
    radial-gradient(120% 92% at 86% -12%, rgba(0, 229, 255, 0.15), transparent 58%),
    radial-gradient(96% 84% at 2% 112%, rgba(142, 29, 60, 0.34), transparent 64%);
}

.page-news .news-hero__ghost {
  position: absolute;
  z-index: -1;
  right: -3vw;
  bottom: -0.14em;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(64px, 19vw, 190px);
  line-height: 0.78;
  letter-spacing: 0.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 229, 255, 0.2);
  pointer-events: none;
  user-select: none;
}

.page-news .news-hero__inner {
  position: relative;
  max-width: 900px;
}

.page-news .news-hero__title {
  margin: 12px 0 0;
  font-size: clamp(40px, 11vw, 92px);
  line-height: 0.96;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-news .news-hero__title em {
  font-style: normal;
  color: var(--cyan);
}

.page-news .news-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--g300);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--n-rule);
  border-radius: var(--r-pill);
  background: rgba(16, 31, 60, 0.72);
}

.page-news .news-hero__num {
  font-size: 16px;
  color: var(--amber);
}

.page-news .news-hero__lab {
  font-size: 13px;
  color: var(--g300);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------------- 通用区块头 ---------------- */

.page-news .news-sec__head {
  max-width: 720px;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-news .news-sec__head .t-h2 {
  margin: 10px 0 0;
}

.page-news .news-sec__lede {
  margin: 12px 0 0;
  color: var(--g300);
}

/* ---------------- 更新日志总览 ---------------- */

.page-news .news-overview__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-news .news-overview__copy .t-h2 {
  margin: 10px 0 0;
}

.page-news .news-overview__lede {
  margin: 12px 0 0;
  color: var(--g300);
}

.page-news .news-overview__media {
  margin: 0;
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: 0 30px 70px -42px rgba(0, 229, 255, 0.65);
}

.page-news .news-overview__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .news-classes {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-class {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 16px 14px 18px;
  border: 1px solid var(--n-rule);
  border-left: 3px solid var(--g500);
  border-radius: var(--r-md);
  background: rgba(16, 31, 60, 0.58);
  transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.page-news .news-class:hover {
  transform: translateX(4px);
  background: rgba(16, 31, 60, 0.85);
}

.page-news .news-class--cyan {
  border-left-color: var(--cyan);
}

.page-news .news-class--orange {
  border-left-color: var(--orange);
}

.page-news .news-class--amber {
  border-left-color: var(--amber);
}

.page-news .news-class--wine {
  border-left-color: var(--wine);
}

.page-news .news-class__name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-news .news-class__desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--g300);
}

.page-news .news-pulse {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 4vw, 44px);
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--n-rule);
}

.page-news .news-pulse__cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 18px;
  background: var(--ink-900);
}

.page-news .news-pulse__num {
  font-size: clamp(20px, 4.2vw, 28px);
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-news .news-pulse__lab {
  font-size: 13px;
  color: var(--g300);
}

/* ---------------- 版本迭代 ---------------- */

.page-news .news-versions__figure {
  margin: 0 0 clamp(24px, 4vw, 40px);
  border: 1px solid var(--n-rule-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-news .news-versions__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-stream {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-node {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 20px 0 20px 22px;
  border-top: 1px solid var(--n-rule);
}

.page-news .news-node:last-child {
  border-bottom: 1px solid var(--n-rule);
}

.page-news .news-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(0, 229, 255, 0.12);
  transition: background 0.24s ease, box-shadow 0.24s ease;
}

.page-news .news-node:hover::before {
  background: var(--orange);
  box-shadow: 0 0 0 7px rgba(255, 107, 26, 0.2);
}

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

.page-news .news-node__ver {
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-news .news-node__when {
  font-size: 13px;
  color: var(--g500);
}

.page-news .news-node__body h3 {
  margin: 0 0 6px;
  color: var(--white);
}

.page-news .news-node__body p {
  margin: 0;
  color: var(--g300);
}

/* ---------------- 路径调整 ---------------- */

.page-news .news-paths__grid {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-news .news-paths__col {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  background: rgba(16, 31, 60, 0.6);
}

.page-news .news-paths__col--before {
  border-color: rgba(108, 118, 136, 0.4);
}

.page-news .news-paths__col--after {
  border-color: var(--n-cyan-line);
  background: linear-gradient(155deg, rgba(0, 229, 255, 0.13), rgba(16, 31, 60, 0.72) 62%);
  box-shadow: 0 34px 64px -46px rgba(0, 229, 255, 0.85);
}

.page-news .news-paths__tag {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--g500);
}

.page-news .news-paths__col--after .news-paths__tag {
  color: var(--cyan);
}

.page-news .news-paths__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  counter-reset: newsstep;
}

.page-news .news-paths__steps li {
  position: relative;
  padding-left: 32px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--g300);
}

.page-news .news-paths__steps li::before {
  counter-increment: newsstep;
  content: counter(newsstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--g500);
}

.page-news .news-paths__col--after .news-paths__steps li {
  color: var(--white);
}

.page-news .news-paths__col--after .news-paths__steps li::before {
  color: var(--orange);
}

.page-news .news-paths__note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--g500);
}

.page-news .news-paths__col--after .news-paths__note {
  color: var(--orange);
}

.page-news .news-paths__list {
  display: grid;
  gap: 12px;
  margin: clamp(22px, 3.4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-paths__list li {
  padding: 18px;
  border: 1px solid var(--n-rule);
  border-radius: var(--r-md);
  background: rgba(10, 20, 40, 0.72);
  transition: border-color 0.24s ease;
}

.page-news .news-paths__list li:hover {
  border-color: var(--n-cyan-line);
}

.page-news .news-paths__list p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--g300);
}

.page-news .news-paths__figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-news .news-paths__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------------- 入口优化 ---------------- */

.page-news .news-entries__grid {
  display: grid;
  gap: clamp(12px, 2vw, 20px);
}

.page-news .news-tile {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  background: linear-gradient(152deg, rgba(59, 42, 107, 0.36), rgba(10, 20, 40, 0.92) 58%);
  transition: transform 0.26s ease, border-color 0.26s ease, box-shadow 0.26s ease;
}

.page-news .news-tile:hover {
  transform: translateY(-4px);
  border-color: var(--n-cyan-line);
  box-shadow: 0 28px 54px -36px rgba(0, 229, 255, 0.9);
}

.page-news .news-tile__k {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-news .news-tile h3 {
  margin: 0 0 10px;
  color: var(--white);
}

.page-news .news-tile p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--g300);
}

.page-news .news-entries__figure {
  margin: 0;
  border: 1px solid var(--n-rule);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-news .news-entries__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------------- 专题系列 ---------------- */

.page-news .news-topics__rail {
  padding-bottom: 10px;
}

.page-news .news-topic {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--r-lg);
  background: rgba(10, 20, 40, 0.58);
  text-decoration: none;
  transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.page-news .news-topic:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 201, 64, 0.55);
  background: rgba(10, 20, 40, 0.86);
}

.page-news .news-topic h3 {
  margin: 0;
  color: var(--white);
}

.page-news .news-topic p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--g300);
}

.page-news .news-topic__go {
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}

/* ---------------- 底部引导 ---------------- */

.page-news .news-cta__inner {
  display: grid;
  gap: clamp(18px, 3vw, 36px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--n-cyan-line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(94% 140% at 100% 0%, rgba(255, 107, 26, 0.2), transparent 62%),
    rgba(16, 31, 60, 0.78);
}

.page-news .news-cta__copy .t-h2 {
  margin: 0;
}

.page-news .news-cta__copy p {
  margin: 14px 0 0;
  max-width: 60ch;
  color: var(--g300);
}

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

/* ---------------- 响应式 ---------------- */

@media (min-width: 620px) {
  .page-news .news-class {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

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

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

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

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

  .page-news .news-pulse {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-overview__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-news .news-node {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 44px);
    align-items: start;
    padding: 28px 0 28px 30px;
  }

  .page-news .news-node::before {
    top: 36px;
  }

  .page-news .news-node__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

@media (min-width: 1040px) {
  .page-news .news-entries__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-tile--wide {
    grid-column: span 2;
  }

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

  .page-news .news-entries__figure img {
    aspect-ratio: 21 / 9;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-tile,
  .page-news .news-topic,
  .page-news .news-class,
  .page-news .news-node::before {
    transition: none;
  }
}