/* ===== 更新动态页（/updates/）专属样式 ===== */
.page-news {
  color: var(--color-text-primary);
  background: var(--color-background);
  overflow-x: hidden;
}

/* Hero 首屏 */
.page-news__hero {
  position: relative;
  min-height: auto;
  padding: calc(var(--header-h) + 32px) 0 48px;
  display: flex;
  align-items: center;
  background: var(--color-royal-blue-dark);
  border-bottom: 4px solid var(--color-gold);
  overflow: hidden;
}

.page-news__hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  animation: page-news-bg-scale 18s ease-in-out infinite alternate;
}

.page-news__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5,16,32,0.96) 0%, rgba(10,31,61,0.82) 55%, rgba(10,31,61,0.5) 100%);
  z-index: 1;
}

.page-news__hero-pulse {
  position: absolute;
  width: 420px;
  height: 420px;
  right: -140px;
  bottom: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,58,200,0.55) 0%, rgba(255,122,26,0.12) 45%, transparent 70%);
  filter: blur(56px);
  z-index: 1;
  animation: page-news-float 9s ease-in-out infinite alternate;
}

.page-news__hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 var(--container-pad);
}

.page-news__hero-index {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--color-gold-bright);
  text-transform: uppercase;
}

.page-news__hero-title {
  margin: 0 0 20px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(40px, 9vw, 96px);
  line-height: 1.04;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
}

.page-news__hero-lead {
  max-width: 680px;
  margin: 0 0 32px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-news__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* 更新节奏指标 */
.page-news__rhythm {
  background: var(--color-royal-blue-light);
  border-bottom: 2px solid var(--color-border);
}

.page-news__rhythm-inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding: 32px 0;
}

.page-news__rhythm-item {
  border-left: 3px solid var(--color-gold);
  padding: 4px 0 4px 16px;
}

.page-news__rhythm-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  line-height: 1;
  color: var(--color-gold-bright);
  font-weight: 700;
}

.page-news__rhythm-label {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* 最新动态信息流 */
.page-news__feed-section {
  padding: 64px 0 72px;
  background:
    radial-gradient(circle at 80% 12%, rgba(184,58,200,0.14), transparent 36%),
    linear-gradient(180deg, var(--color-royal-blue-dark) 0%, var(--color-background) 64%);
}

.page-news__feed-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  margin-bottom: 36px;
}

.page-news__feed-more {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-gold);
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
  padding-bottom: 4px;
}

.page-news__feed-more:hover {
  color: var(--color-gold-bright);
}

.page-news__feed-grid {
  columns: 1;
  column-gap: 26px;
}

.page-news__card {
  break-inside: avoid;
  position: relative;
  margin: 0 0 26px;
  padding: 24px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-hard);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.page-news__card:hover,
.page-news__card:focus-within {
  transform: translateY(-6px);
  border-color: var(--color-gold);
  box-shadow: 18px 18px 0 rgba(0,0,0,0.35);
}

.page-news__card--feature {
  padding: 32px 24px;
  background: linear-gradient(135deg, rgba(10,31,61,0.95), rgba(22,58,105,0.9)), var(--color-surface);
}

.page-news__card--feature::before {
  content: "NEW";
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  padding: 4px 8px;
  transform: rotate(4deg);
}

.page-news__card--quote {
  background:
    radial-gradient(circle at top right, rgba(184,58,200,0.2), transparent 60%),
    var(--color-surface);
}

.page-news__card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-news__card-rel {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

.page-news__card-title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 22px;
  line-height: 1.4;
  color: var(--color-text-primary);
}

.page-news__card-body {
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.page-news__card-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-gold);
  text-decoration: none;
}

.page-news__card-link:hover {
  color: var(--color-gold-bright);
}

.page-news__card-extra {
  display: none;
}

.page-news__stat-number {
  margin: 8px 0 12px;
  font-family: var(--font-mono);
  font-size: 52px;
  line-height: 1;
  color: var(--color-text-primary);
}

.page-news__stat-number span {
  font-size: 22px;
  color: var(--color-gold);
  vertical-align: 2px;
}

/* 修订记录入口 */
.page-news__changelog-section {
  padding: 72px 0;
  background: var(--color-royal-blue-light);
  border-block: 2px solid var(--color-border);
}

.page-news__changelog-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-news__changelog-visual {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 3px solid var(--color-gold);
  box-shadow: var(--shadow-hard);
}

.page-news__changelog-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news__changelog-version-badge {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 20px 0 16px;
}

.page-news__changelog-label {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}

.page-news__changelog-version {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-gold-bright);
}

.page-news__changelog-desc {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-news__changelog-desc li {
  position: relative;
  padding: 6px 0 6px 24px;
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.6;
}

.page-news__changelog-desc li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 10px;
  height: 10px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

/* 完整修订记录 */
.page-news__full-log {
  padding: 64px 0 72px;
  background:
    linear-gradient(rgba(201,169,106,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,169,106,0.06) 1px, transparent 1px),
    var(--color-background);
  background-size: 32px 32px;
}

.page-news__log-summary {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--color-text-secondary);
}

.page-news__log-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-news__log-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.page-news__log-version {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-gold-bright);
}

.page-news__log-item p {
  margin: 0;
  color: var(--color-text-secondary);
}

/* 礼包码快讯 */
.page-news__codex-section {
  padding: 72px 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(255,122,26,0.16), transparent 42%),
    var(--color-royal-blue-light);
  border-block: 2px solid var(--color-border);
}

.page-news__codex-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-news__codex-intro {
  margin: 0 0 24px;
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.6;
}

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

.page-news__codex-item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  padding: 14px 18px;
  background: rgba(5,16,32,0.6);
  border: 2px solid var(--color-border);
  border-radius: 999px;
}

.page-news__codex-type {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--color-gold);
}

.page-news__codex-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
  background: rgba(255,255,255,0.08);
  padding: 6px 12px;
  border-radius: 6px;
}

.page-news__copy-btn {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--color-royal-blue-dark);
  background: var(--color-gold);
  border: 0;
  border-radius: 999px;
  padding: 8px 18px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-news__copy-btn:hover {
  background: var(--color-gold-bright);
  transform: scale(1.04);
}

.page-news__codex-visual {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 3px solid var(--color-border);
  box-shadow: var(--shadow-hard);
}

.page-news__codex-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 版本里程碑 */
.page-news__milestone-section {
  padding: 64px 0 72px;
  background: var(--color-royal-blue-dark);
}

.page-news__milestone-track {
  position: relative;
  margin-top: 36px;
  overflow: visible;
}

.page-news__milestone-bg {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.7;
}

.page-news__milestone-list {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: end;
  margin: 0;
  padding: 5% 12px;
  list-style: none;
  background: linear-gradient(180deg, transparent 20%, rgba(5,16,32,0.7) 100%);
}

.page-news__milestone-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--color-text-primary);
}

.page-news__milestone-node {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  margin-bottom: 10px;
  background: var(--color-gold);
  box-shadow: 0 0 18px rgba(201,169,106,0.8);
  position: relative;
}

.page-news__milestone-node::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  animation: page-news-ping 2.4s ease-out infinite;
}

.page-news__milestone-item--current .page-news__milestone-node {
  background: var(--color-accent-orange);
  box-shadow: 0 0 24px var(--color-accent-orange);
}

.page-news__milestone-version {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.page-news__milestone-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

/* CTA 区域 */
.page-news__cta-section {
  padding: 64px 0;
  background:
    linear-gradient(120deg, rgba(255,122,26,0.18), rgba(184,58,200,0.16)),
    var(--color-royal-blue-light);
  border-top: 4px solid var(--color-gold);
}

.page-news__cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.page-news__cta-text {
  margin: 0;
  color: var(--color-text-primary);
  font-size: 20px;
  font-weight: 700;
}

/* 动效关键帧 */
@keyframes page-news-float {
  from { transform: translate(0, 0); opacity: 0.35; }
  to { transform: translate(-24px, -18px); opacity: 0.6; }
}

@keyframes page-news-bg-scale {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}

@keyframes page-news-ping {
  0% { transform: scale(1); opacity: 0.9; }
  70% { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* 悬停展开摘要 */
@media (hover: hover) and (pointer: fine) {
  .page-news .page-news__card {
    padding-bottom: 56px;
  }

  .page-news__card-extra {
    display: block;
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 12px;
    margin: 0;
    padding: 10px 12px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-primary);
    background: rgba(5,16,32,0.94);
    border-left: 3px solid var(--color-gold);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.22s ease, transform 0.22s ease;
    pointer-events: none;
    z-index: 2;
  }

  .page-news .page-news__card:hover .page-news__card-extra,
  .page-news .page-news__card:focus-within .page-news__card-extra {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 触屏设备始终展示补充信息 */
@media (hover: none), (pointer: coarse) {
  .page-news__card-extra {
    display: block;
    position: static;
    margin-top: 14px;
    padding: 8px 12px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-text-secondary);
    background: transparent;
    border-left: 2px solid var(--color-border);
  }
}

/* 平板及以上 */
@media (min-width: 768px) {
  .page-news__hero {
    min-height: 68vh;
    padding: calc(var(--header-h) + 48px) 0 64px;
  }

  .page-news__hero-inner {
    max-width: var(--container-max);
    margin: 0 auto;
  }

  .page-news__hero-title {
    max-width: 860px;
  }

  .page-news__rhythm-inner {
    grid-template-columns: repeat(4, 1fr);
    padding: 40px 0;
  }

  .page-news__feed-grid {
    columns: 2;
  }

  .page-news__changelog-inner {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
  }

  .page-news__codex-inner {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
  }

  .page-news__milestone-list {
    padding: 3% 40px;
  }

  .page-news__milestone-version {
    font-size: 22px;
  }

  .page-news__milestone-label {
    font-size: 15px;
  }
}

/* 桌面端 */
@media (min-width: 1080px) {
  .page-news__feed-grid {
    columns: 3;
  }

  .page-news__full-log {
    padding: 88px 0 96px;
  }

  .page-news__codex-section,
  .page-news__changelog-section {
    padding: 88px 0;
  }

  .page-news__hero-lead {
    font-size: 20px;
  }
}

/* 弱化动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-news__hero-bg,
  .page-news__hero-pulse,
  .page-news__milestone-node::after {
    animation: none !important;
  }
}