/* ===== 页面作用域：news ===== */
.page-news {
  background: var(--c-deep);
  color: var(--c-text);
}

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

.page-news .container {
  width: min(var(--content-max), 100% - 2rem);
  margin-inline: auto;
}

.page-news .section {
  padding: 3.5rem 0;
}

.page-news .section-index {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--c-electric);
  text-transform: uppercase;
}

.page-news .section-index::after {
  content: "";
  width: 2.4rem;
  height: 1px;
  background: linear-gradient(90deg, var(--c-electric), transparent);
}

.page-news .section-index--amber {
  color: var(--c-amber);
}

.page-news .section-index--amber::after {
  background: linear-gradient(90deg, var(--c-amber), transparent);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--f-head);
  font-style: italic;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 0.01em;
}

.page-news h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0.35rem 0 0.6rem;
}

/* ===== 首屏横幅 ===== */
.page-news .news-hero {
  position: relative;
  padding: 1.75rem 0 0;
  background:
    linear-gradient(135deg, rgba(123, 97, 255, 0.22) 0%, transparent 42%),
    linear-gradient(315deg, rgba(0, 168, 255, 0.16) 0%, transparent 38%),
    var(--c-deep);
  border-bottom: 1px solid rgba(0, 168, 255, 0.32);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -4rem;
  right: -4rem;
  width: 18rem;
  height: 18rem;
  background: radial-gradient(circle, rgba(57, 255, 20, 0.1), transparent 68%);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(240, 244, 248, 0.55);
  margin-bottom: 2rem;
}

.page-news .breadcrumb a {
  color: var(--c-ice);
  text-decoration: none;
  transition: color var(--time) var(--ease);
}

.page-news .breadcrumb a:hover {
  color: var(--c-neon);
}

.page-news .breadcrumb__sep {
  color: rgba(240, 244, 248, 0.32);
}

.page-news .breadcrumb__cur {
  color: var(--c-electric);
}

.page-news .news-hero__over {
  margin: 0 0 0.8rem;
  font-family: var(--f-mono);
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  color: var(--c-neon);
  text-transform: uppercase;
}

.page-news .news-hero__title {
  font-size: clamp(2.8rem, 10vw, 6.2rem);
  line-height: 0.95;
  color: var(--c-ice);
  text-transform: uppercase;
  margin: 0;
  max-width: 13em;
}

.page-news .news-hero__title .news-hero__thin {
  color: var(--c-electric);
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.02em;
}

.page-news .news-hero__lead {
  margin: 1.4rem 0 0;
  max-width: 52rem;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(240, 244, 248, 0.78);
}

.page-news .news-hero__path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  padding: 1.6rem 0 1.8rem;
}

.page-news .news-hero__path-label {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: rgba(240, 244, 248, 0.5);
  text-transform: uppercase;
  margin-right: 0.4rem;
}

.page-news .news-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text);
  background: var(--c-night);
  border: 1px solid rgba(240, 244, 248, 0.16);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 0.55rem) 0, 100% 55%, calc(100% - 0.55rem) 100%, 0 100%);
  transition: background var(--time) var(--ease), border-color var(--time) var(--ease), transform var(--time) var(--ease);
}

.page-news .news-chip:hover {
  transform: translateY(-2px);
  border-color: var(--c-electric);
  background: #0f1a2e;
}

.page-news .news-chip--blue {
  border-left: 3px solid var(--c-electric);
}

.page-news .news-chip--green {
  border-left: 3px solid var(--c-neon);
}

.page-news .news-chip--amber {
  border-left: 3px solid var(--c-amber);
}

.page-news .news-hero__banner {
  border-top: 2px solid var(--c-electric);
  border-bottom: 2px solid var(--c-neon);
  aspect-ratio: 16 / 4;
  overflow: hidden;
}

.page-news .news-hero__banner img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* ===== 版本迭代速览 ===== */
.page-news .version-hub {
  background:
    linear-gradient(180deg, rgba(26, 34, 51, 0.75) 0%, var(--c-deep) 100%);
}

.page-news .version-hub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}

.page-news .version-hub__aside {
  padding: 1.4rem 1.4rem 1.8rem;
  background:
    linear-gradient(160deg, rgba(0, 168, 255, 0.09), transparent 46%),
    var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.22);
  border-left: 4px solid var(--c-electric);
  clip-path: polygon(0 0, 100% 0, calc(100% - 1.2rem) 100%, 0 100%);
}

.page-news .version-hub__aside h2 {
  color: var(--c-ice);
}

.page-news .version-hub__hint {
  margin: 0 0 1.4rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(240, 244, 248, 0.62);
}

.page-news .version-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-news .version-index__item a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.72rem 0.8rem;
  background: rgba(10, 14, 23, 0.72);
  border: 1px solid rgba(240, 244, 248, 0.08);
  text-decoration: none;
  color: var(--c-text);
  font-size: 0.92rem;
  font-weight: 600;
  transition: border-color var(--time) var(--ease), background var(--time) var(--ease), transform var(--time) var(--ease);
}

.page-news .version-index__item a:hover {
  border-color: var(--c-electric);
  background: rgba(0, 168, 255, 0.1);
  transform: translateX(4px);
}

.page-news .version-index__item i {
  font-family: var(--f-mono);
  font-style: normal;
  font-size: 0.78rem;
  color: var(--c-neon);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.35);
  min-width: 2.1rem;
  height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.35rem), calc(100% - 0.35rem) 100%, 0 100%);
}

.page-news .version-pulse {
  width: 6px;
  height: 6px;
  margin-left: auto;
  background: var(--c-electric);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(0, 168, 255, 0.5);
  animation: pulse-ring 2.4s infinite;
  flex-shrink: 0;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(0, 168, 255, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(0, 168, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 168, 255, 0); }
}

.page-news .news-link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-electric);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 168, 255, 0.4);
  padding-bottom: 0.2rem;
  transition: color var(--time) var(--ease), border-color var(--time) var(--ease);
}

.page-news .news-link-more:hover {
  color: var(--c-neon);
  border-color: var(--c-neon);
}

.page-news .version-hub__feed {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.page-news .version-card {
  background: var(--c-night);
  border: 1px solid rgba(240, 244, 248, 0.1);
  border-left: 3px solid var(--c-electric);
  transition: border-color var(--time) var(--ease), background var(--time) var(--ease);
}

.page-news .version-card:hover {
  border-color: rgba(0, 168, 255, 0.6);
  background: #141d31;
}

.page-news .version-card[open] {
  border-left-color: var(--c-neon);
}

.page-news .version-card__bar {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1.05rem 1.1rem;
  cursor: pointer;
  list-style: none;
  flex-wrap: wrap;
}

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

.page-news .version-card__bar::after {
  content: "+";
  font-family: var(--f-mono);
  font-size: 1.1rem;
  color: var(--c-electric);
  margin-left: auto;
  transition: transform var(--time) var(--ease);
}

.page-news .version-card[open] .version-card__bar::after {
  transform: rotate(45deg);
  color: var(--c-neon);
}

.page-news .version-card__ver {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--c-neon);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.3);
  padding: 0.3rem 0.5rem;
  letter-spacing: 0.05em;
}

.page-news .version-card__name {
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--c-ice);
}

.page-news .version-card__body {
  padding: 0 1.1rem 1.2rem;
  border-top: 1px dashed rgba(240, 244, 248, 0.14);
  margin-top: 0.3rem;
}

.page-news .version-card__body p {
  margin: 1rem 0 0.8rem;
  line-height: 1.75;
  font-size: 0.92rem;
  color: rgba(240, 244, 248, 0.78);
}

.page-news .version-card__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.page-news .version-card__body li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.86rem;
  line-height: 1.6;
  color: rgba(240, 244, 248, 0.68);
}

.page-news .version-card__body li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--c-electric);
}

/* ===== 功能专题 ===== */
.page-news .feature-spotlight {
  background:
    radial-gradient(ellipse at 90% 0%, rgba(123, 97, 255, 0.13), transparent 55%),
    var(--c-deep);
}

.page-news .spotlight-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.page-news .spotlight-head h2 {
  color: var(--c-ice);
}

.page-news .spotlight-head__desc {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(240, 244, 248, 0.55);
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

.page-news .feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-news .feature-card {
  display: grid;
  grid-template-columns: 1fr;
  background: linear-gradient(135deg, rgba(26, 34, 51, 0.95) 0%, rgba(10, 14, 23, 0.95) 100%);
  border: 1px solid rgba(0, 168, 255, 0.2);
  border-top: 4px solid var(--c-electric);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  transition: transform var(--time) var(--ease), box-shadow var(--time) var(--ease);
}

.page-news .feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.page-news .feature-card--inverse {
  border-top-color: var(--c-neon);
}

.page-news .feature-card__media {
  min-height: 220px;
  background: var(--c-night);
}

.page-news .feature-card__media img {
  width: 100%;
  height: 100%;
  min-height: 220px;
}

.page-news .feature-card__content {
  padding: 1.6rem 1.4rem 1.8rem;
}

.page-news .feature-card__content h3 {
  font-size: 1.5rem;
  color: var(--c-ice);
  margin: 0.9rem 0 0.8rem;
}

.page-news .feature-card__content p {
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(240, 244, 248, 0.76);
  margin: 0 0 1.1rem;
}

.page-news .feature-card__content ul {
  list-style: none;
  margin: 0 0 1.3rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-news .feature-card__content li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.86rem;
  line-height: 1.6;
  color: rgba(240, 244, 248, 0.66);
}

.page-news .feature-card__content li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--c-neon);
}

.page-news .feature-card__content .btn {
  display: inline-flex;
}

/* ===== 数据更新通知 ===== */
.page-news .update-notice {
  background:
    linear-gradient(315deg, rgba(0, 168, 255, 0.1) 0%, transparent 40%),
    linear-gradient(45deg, rgba(57, 255, 20, 0.06) 0%, transparent 45%),
    var(--c-deep);
  border-top: 1px solid rgba(123, 97, 255, 0.28);
}

.page-news .update-notice__two {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}

.page-news .update-notice__main {
  padding: 1.6rem 1.2rem;
  background: rgba(26, 34, 51, 0.55);
  border: 1px solid rgba(240, 244, 248, 0.1);
  border-left: 4px solid var(--c-violet);
}

.page-news .update-notice__main h2,
.page-news .announce-box h2 {
  color: var(--c-ice);
}

.page-news .update-notice__intro {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(240, 244, 248, 0.76);
  margin: 0 0 1.4rem;
}

.page-news .update-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-bottom: 1.6rem;
}

.page-news .update-stats__item {
  background: rgba(10, 14, 23, 0.7);
  border: 1px solid rgba(240, 244, 248, 0.12);
  padding: 1rem 0.7rem;
  text-align: center;
  clip-path: polygon(0 0, calc(100% - 0.7rem) 0, 100% 100%, 0 100%);
  transition: border-color var(--time) var(--ease);
}

.page-news .update-stats__item:hover {
  border-color: var(--c-electric);
}

.page-news .update-stats__num {
  display: block;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.1;
  color: var(--c-neon);
  text-shadow: 0 0 24px rgba(57, 255, 20, 0.35);
}

.page-news .update-stats__label {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.76rem;
  line-height: 1.5;
  color: rgba(240, 244, 248, 0.62);
}

.page-news .update-notice__chart {
  margin: 1.4rem 0 1rem;
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.22);
  padding: 0.4rem;
}

.page-news .update-notice__chart img {
  max-height: 380px;
  width: 100%;
}

.page-news .update-notice__footnote {
  font-size: 0.84rem;
  line-height: 1.7;
  color: rgba(240, 244, 248, 0.62);
  border-left: 3px solid var(--c-neon);
  padding: 0.6rem 0.8rem;
  background: rgba(57, 255, 20, 0.05);
  margin: 0;
}

/* ===== 运营公告 ===== */
.page-news .announce-box {
  align-self: start;
  padding: 1.6rem 1.2rem;
  background:
    linear-gradient(180deg, rgba(255, 184, 0, 0.07), transparent 30%),
    var(--c-night);
  border: 1px solid rgba(255, 184, 0, 0.3);
  border-right: 4px solid var(--c-amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.4rem), calc(100% - 1.4rem) 100%, 0 100%);
}

.page-news .announce-list {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.2rem;
}

.page-news .announce-item {
  padding: 1rem 0.9rem;
  background: rgba(10, 14, 23, 0.6);
  border: 1px solid rgba(240, 244, 248, 0.08);
  border-left: 3px solid rgba(240, 244, 248, 0.3);
  transition: border-color var(--time) var(--ease);
}

.page-news .announce-item:hover {
  border-left-color: var(--c-amber);
}

.page-news .announce-item h3 {
  font-size: 1.08rem;
  color: var(--c-ice);
  margin: 0.7rem 0 0.5rem;
  font-style: normal;
  font-weight: 700;
}

.page-news .announce-item p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(240, 244, 248, 0.7);
}

.page-news .announce-item__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.7rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 184, 0, 0.4);
  transition: color var(--time) var(--ease), border-color var(--time) var(--ease);
}

.page-news .announce-item__link:hover {
  color: var(--c-neon);
  border-color: var(--c-neon);
}

.page-news .announce-box__cta {
  margin-top: 1.6rem;
  text-align: center;
}

.page-news .announce-box__cta .btn {
  width: 100%;
  justify-content: center;
}

/* ===== 底部跨页面索引 ===== */
.page-news .news-crosslink {
  background: var(--c-deep);
  border-top: 1px solid rgba(0, 168, 255, 0.2);
  padding-bottom: 2.5rem;
}

.page-news .news-crosslink__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}

.page-news .news-crosslink__label {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(240, 244, 248, 0.45);
  margin-right: 0.6rem;
}

.page-news .news-crosslink__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--c-ice);
  background: var(--c-night);
  border: 1px solid rgba(240, 244, 248, 0.14);
  text-decoration: none;
  clip-path: polygon(0.5rem 0, 100% 0, calc(100% - 0.5rem) 100%, 0 100%);
  transition: border-color var(--time) var(--ease), color var(--time) var(--ease), transform var(--time) var(--ease);
}

.page-news .news-crosslink__link:hover {
  color: var(--c-neon);
  border-color: var(--c-neon);
  transform: translateX(3px);
}

/* ===== 桌面端布局 ===== */
@media (min-width: 1024px) {

  .page-news .section {
    padding: 5.5rem 0;
  }

  .page-news .news-hero {
    padding-top: 2.5rem;
  }

  .page-news .news-hero__title {
    font-size: clamp(4rem, 7.5vw, 7rem);
  }

  .page-news .news-hero__lead {
    font-size: 1.05rem;
    max-width: 44rem;
  }

  .page-news .news-hero__banner img {
    height: 400px;
  }

  .page-news .version-hub__grid {
    grid-template-columns: 300px 1fr;
    gap: 2.8rem;
    align-items: start;
  }

  .page-news .version-hub__aside {
    position: sticky;
    top: calc(var(--topbar-h) + 2rem);
    padding: 1.8rem 1.6rem 2.2rem;
  }

  .page-news .version-hub__feed {
    gap: 1rem;
  }

  .page-news .feature-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.6rem;
    align-items: stretch;
  }

  .page-news .feature-card {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .page-news .feature-card__media {
    min-height: 260px;
  }

  .page-news .feature-card__media img {
    min-height: 260px;
    max-height: 340px;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .page-news .feature-card__content {
    padding: 1.8rem 1.6rem 2rem;
    display: flex;
    flex-direction: column;
  }

  .page-news .feature-card__content .btn {
    margin-top: auto;
    align-self: flex-start;
  }

  .page-news .update-notice__two {
    grid-template-columns: 1.4fr 0.9fr;
    gap: 2rem;
    align-items: start;
  }

  .page-news .update-notice__main {
    padding: 2rem 1.8rem;
  }

  .page-news .announce-box {
    padding: 2rem 1.8rem;
  }

  .page-news .news-crosslink {
    padding-bottom: 3rem;
  }

}

@media (prefers-reduced-motion: reduce) {

  .page-news .news-hero,
  .page-news .version-hub__aside,
  .page-news .version-card,
  .page-news .feature-card,
  .page-news .update-notice__main,
  .page-news .announce-box {
    transition: none;
    animation: none;
  }

  .page-news .version-pulse {
    animation: none;
  }

}