/* ============ 更新动态页面专属样式 ============ */
.page-news {
  color: var(--color-text);
  font-family: var(--font-sans);
}
.page-news [id] {
  scroll-margin-top: calc(var(--header-h-mobile) + 16px);
}

/* ---------- 首屏公告区 ---------- */
.page-news .news-hero {
  position: relative;
  margin-top: calc(-1 * var(--header-h-mobile));
  background:
    radial-gradient(ellipse at 78% 12%, rgba(43, 179, 184, 0.22), transparent 46%),
    radial-gradient(ellipse at 18% 86%, rgba(212, 168, 75, 0.22), transparent 48%),
    var(--color-primary);
  overflow: hidden;
}
.page-news .news-hero-bg {
  position: absolute;
  inset: 0;
}
.page-news .news-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}
.page-news .news-hero-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(130deg, rgba(11, 27, 61, 0.96) 0%, rgba(30, 58, 110, 0.8) 55%, rgba(11, 27, 61, 0.65) 100%);
}
.page-news .news-breadcrumb {
  position: relative;
  z-index: 3;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: calc(var(--header-h-mobile) + 16px) 24px 0;
}
.page-news .news-breadcrumb a {
  color: rgba(245, 247, 250, 0.82);
  text-decoration: none;
  font-size: var(--fs-caption);
}
.page-news .news-breadcrumb a:hover {
  color: var(--color-gold-end);
}
.page-news .news-breadcrumb .breadcrumb-sep {
  color: rgba(245, 247, 250, 0.45);
  margin: 0 8px;
  font-size: var(--fs-caption);
}
.page-news .news-breadcrumb .breadcrumb-current {
  color: var(--color-gold-end);
  font-size: var(--fs-caption);
}

.page-news .news-hero-body {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 32px;
}
.page-news .news-hero-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}
.page-news .news-hero .section-label {
  color: var(--color-gold-end);
}
.page-news .news-hero .section-label::before {
  background: var(--gradient-gold);
}
.page-news .news-hero-badge {
  border: 1px solid rgba(212, 168, 75, 0.55);
  color: var(--color-gold-end);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.page-news .news-hero-title {
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0 0 14px;
}
.page-news .news-hero-desc {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(245, 247, 250, 0.82);
  margin: 0;
  max-width: 600px;
}
.page-news .news-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 28px 0 0;
}
.page-news .news-hero-stat {
  background: rgba(245, 247, 250, 0.08);
  border-left: 2px solid rgba(212, 168, 75, 0.9);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  min-width: 0;
}
.page-news .news-hero-stat strong,
.page-news .news-hero-stat dt {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--color-gold-end);
  line-height: 1.2;
}
.page-news .news-hero-stat span,
.page-news .news-hero-stat dd {
  display: block;
  font-size: 12px;
  color: rgba(245, 247, 250, 0.72);
  margin: 2px 0 0;
}

/* 公告跑马灯 */
.page-news .news-ticker {
  position: relative;
  z-index: 2;
  overflow: hidden;
  background: var(--gradient-gold);
  padding: 12px 0;
  white-space: nowrap;
}
.page-news .news-ticker-track {
  display: inline-flex;
  align-items: center;
  width: max-content;
  animation: pageNewsTicker 34s linear infinite;
}
.page-news .news-ticker:hover .news-ticker-track {
  animation-play-state: paused;
}
.page-news .news-ticker-cell {
  display: inline-block;
  color: #0B1B3D;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.02em;
  padding: 0 18px;
}
.page-news .news-ticker-dot {
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
}
@keyframes pageNewsTicker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 章节通用头部 ---------- */
.page-news .section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}
.page-news .section-head .chapter-num {
  font-size: 52px;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(11, 27, 61, 0.25);
  line-height: 1;
  flex-shrink: 0;
}
.page-news .section-head-main {
  flex: 1;
  min-width: 0;
}
.page-news .section-head-main h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 4px 0 0;
}
.page-news .section-head-note {
  font-size: var(--fs-caption);
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.66);
  margin: 10px 0 0;
}
.page-news .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: 0.08em;
}
.page-news .section-label::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--gradient-gold);
  display: inline-block;
}

/* ---------- 01 最新动态 ---------- */
.page-news .news-latest {
  background: var(--color-bg-white);
  padding: 56px 0 64px;
}
.page-news .news-work {
  display: grid;
  gap: 24px;
}
.page-news .news-filter {
  background: var(--color-bg-soft);
  border-radius: var(--radius-cut);
  padding: 20px;
}
.page-news .news-filter h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0 0 12px;
}
.page-news .news-filter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-news .news-filter-link {
  display: inline-block;
  padding: 7px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(11, 27, 61, 0.12);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-ios), color var(--dur-fast), border-color var(--dur-fast);
}
.page-news .news-filter-link:hover,
.page-news .news-filter-link.is-active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.page-news .news-filter-tip {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(17, 24, 39, 0.66);
  margin: 14px 0 0;
}

.page-news .news-feed {
  display: grid;
  gap: 28px;
  min-width: 0;
}
.page-news .news-group {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}
.page-news .news-group-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 12px;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 8px;
  margin-bottom: 4px;
}
.page-news .news-group-name {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-primary);
}
.page-news .news-group-desc {
  font-size: 12px;
  color: rgba(17, 24, 39, 0.6);
}

.page-news .news-card {
  position: relative;
  background: #fff;
  border: 1px solid rgba(11, 27, 61, 0.08);
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-card);
  padding: 26px 22px 20px;
  transition: transform var(--dur-mid) var(--ease-ios), box-shadow var(--dur-mid);
}
.page-news .news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(11, 27, 61, 0.12);
}
.page-news .news-card-index {
  position: absolute;
  right: 14px;
  top: 14px;
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  color: rgba(11, 27, 61, 0.28);
}
.page-news .news-card-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.page-news .news-card-time {
  margin-left: auto;
  font-size: 12px;
  color: rgba(17, 24, 39, 0.6);
}
.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.page-news .news-tag-apple {
  background: rgba(43, 179, 184, 0.14);
  color: #0f766e;
}
.page-news .news-tag-desktop {
  background: rgba(11, 27, 61, 0.08);
  color: var(--color-primary);
}
.page-news .news-tag-general {
  background: rgba(212, 168, 75, 0.18);
  color: #946b12;
}
.page-news .news-card h3 {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
.page-news .news-card > p {
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(17, 24, 39, 0.72);
  margin: 0;
}

.page-news .news-detail {
  margin-top: 14px;
  border-top: 1px dashed rgba(11, 27, 61, 0.14);
  padding-top: 10px;
}
.page-news .news-detail summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  color: #0f766e;
  user-select: none;
}
.page-news .news-detail summary::-webkit-details-marker {
  display: none;
}
.page-news .news-detail summary::after {
  content: '＋';
  font-size: 13px;
  transition: transform var(--dur-fast) var(--ease-ios);
}
.page-news .news-detail[open] summary::after {
  transform: rotate(45deg);
}
.page-news .news-detail-body {
  padding: 12px 0 2px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.72);
}
.page-news .news-detail-body p {
  margin: 0;
}

/* ---------- 02 苹果设备更新归档 ---------- */
.page-news .news-archive {
  background: var(--color-primary);
  background-image:
    radial-gradient(ellipse at 88% 10%, rgba(43, 179, 184, 0.2), transparent 50%),
    linear-gradient(135deg, rgba(30, 58, 110, 0.3), transparent 55%);
  color: var(--color-bg-white);
  padding: 56px 0 64px;
}
.page-news .news-archive .section-label {
  color: var(--color-gold-end);
}
.page-news .news-archive .chapter-num {
  -webkit-text-stroke: 1.5px rgba(245, 247, 250, 0.35);
}
.page-news .news-archive .section-head-main h2 {
  color: #fff;
}
.page-news .news-archive .section-head-note {
  color: rgba(245, 247, 250, 0.6);
}
.page-news .archive-panel {
  display: grid;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-primary-mid);
  box-shadow: 0 16px 40px rgba(4, 12, 30, 0.35);
}
.page-news .archive-visual img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  display: block;
}
.page-news .archive-content {
  padding: 28px 24px;
}
.page-news .archive-version {
  display: inline-block;
  background: var(--gradient-gold);
  color: #0B1B3D;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.page-news .archive-content h3 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
  margin: 0 0 10px;
}
.page-news .archive-content > p {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 247, 250, 0.76);
  margin: 0 0 18px;
}
.page-news .archive-ios {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-news .archive-ios li {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-left: 3px solid var(--color-gold-start);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
}
.page-news .archive-ios-name {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  min-width: 58px;
}
.page-news .archive-ios-tag {
  font-size: 12px;
  color: rgba(245, 247, 250, 0.72);
}
.page-news .archive-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.page-news .archive-status {
  font-size: 12px;
  color: var(--color-gold-end);
}
.page-news .news-archive .btn-ghost {
  border-color: rgba(245, 247, 250, 0.4);
  color: var(--color-bg-white);
}
.page-news .news-archive .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

/* ---------- 03 电脑端常见说明发布 ---------- */
.page-news .news-desktop-release {
  background: var(--color-bg-white);
  padding: 56px 0 64px;
}
.page-news .release-panel {
  display: grid;
  gap: 20px;
  background: #fff;
  border: 1px solid rgba(11, 27, 61, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.page-news .release-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 170px;
}
.page-news .release-content {
  padding: 24px 22px;
}
.page-news .release-label {
  display: inline-block;
  background: rgba(212, 168, 75, 0.16);
  color: #946b12;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 12px;
}
.page-news .release-content h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.35;
  margin: 0 0 10px;
}
.page-news .release-content > p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.72);
  margin: 0 0 16px;
}
.page-news .release-points {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-news .release-points li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(17, 24, 39, 0.82);
}
.page-news .release-points li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--gradient-gold);
  transform: rotate(45deg);
}
.page-news .release-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 04 专题与洞察 ---------- */
.page-news .news-insights {
  background: var(--color-bg-soft);
  padding: 56px 0 72px;
}
.page-news .insight-grid {
  display: grid;
  gap: 18px;
}
.page-news .insight-card {
  position: relative;
  background: #fff;
  border: 1px solid rgba(11, 27, 61, 0.08);
  border-radius: var(--radius-cut);
  box-shadow: var(--shadow-card);
  padding: 24px 22px;
  transition: transform var(--dur-mid) var(--ease-ios), box-shadow var(--dur-mid);
}
.page-news .insight-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(11, 27, 61, 0.1);
}
.page-news .insight-card-num {
  position: absolute;
  right: 16px;
  top: 12px;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: rgba(212, 168, 75, 0.42);
}
.page-news .insight-card h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.35;
  margin: 0 0 10px;
}
.page-news .insight-card p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(17, 24, 39, 0.72);
  margin: 0;
}
.page-news .insight-card-img-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
}
.page-news .insight-card-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
}
.page-news .insight-svg {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 18px;
}
.page-news .insight-svg-label {
  font-size: 11px;
  font-weight: 700;
  fill: rgba(17, 24, 39, 0.56);
}
.page-news .insight-svg-value {
  font-size: 14px;
  font-weight: 800;
  fill: var(--color-primary);
}
.page-news .insight-svg-caption {
  font-size: 10px;
  font-weight: 600;
  fill: rgba(17, 24, 39, 0.4);
}
.page-news .insight-badge-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-news .insight-badge-list li {
  background: var(--color-bg-soft);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
}
.page-news .insight-link {
  margin-top: 18px;
}
.page-news .insight-link a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold-start);
  padding-bottom: 2px;
}
.page-news .insight-link a:hover {
  color: #946b12;
}

/* ---------- 平板尺寸 ---------- */
@media (min-width: 768px) {
  .page-news .news-hero-body {
    padding: 56px 32px 40px;
  }
  .page-news .news-hero-stats {
    gap: 14px;
  }
  .page-news .news-hero-stat {
    padding: 12px 16px;
  }
  .page-news .news-hero-stat dt,
  .page-news .news-hero-stat strong {
    font-size: 22px;
  }
  .page-news .section-head {
    margin-bottom: 36px;
  }
  .page-news .news-work {
    gap: 28px;
  }
  .page-news .news-filter {
    padding: 24px;
  }
  .page-news .news-filter-list {
    gap: 10px;
  }
  .page-news .archive-content {
    padding: 32px 28px;
  }
  .page-news .archive-panel {
    grid-template-columns: 1fr 1fr;
  }
  .page-news .release-panel {
    grid-template-columns: 1fr 1.2fr;
    align-items: stretch;
  }
  .page-news .release-content {
    padding: 28px 24px;
  }
  .page-news .insight-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .insight-card:last-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面尺寸 ---------- */
@media (min-width: 1024px) {
  .page-news [id] {
    scroll-margin-top: calc(var(--header-h) + 24px);
  }
  .page-news .news-hero {
    min-height: 560px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .page-news .news-breadcrumb {
    padding: calc(var(--header-h) + 24px) 32px 0;
  }
  .page-news .news-hero-body {
    width: min(var(--container-max), 100% - 64px);
    margin-left: max(32px, calc((100vw - var(--container-max)) / 2));
    margin-right: auto;
    padding: 120px 0 72px;
  }
  .page-news .news-hero-title {
    font-size: var(--fs-display);
    max-width: 780px;
  }
  .page-news .news-hero-desc {
    font-size: 18px;
  }
  .page-news .news-hero-stat dt,
  .page-news .news-hero-stat strong {
    font-size: 26px;
  }
  .page-news .news-ticker {
    padding: 16px 0;
  }
  .page-news .news-ticker-cell {
    font-size: 20px;
    padding: 0 24px;
  }
  .page-news .news-ticker-dot {
    font-size: 14px;
  }
  .page-news .section-head .chapter-num {
    font-size: 72px;
  }
  .page-news .news-latest {
    padding: 80px 0 96px;
  }
  .page-news .news-work {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-news .news-filter {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
  .page-news .news-feed {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }
  .page-news .news-feed .news-group-apple {
    grid-column: 1;
    grid-row: 1 / span 2;
  }
  .page-news .news-feed .news-group-desktop {
    grid-column: 2;
    grid-row: 1;
  }
  .page-news .news-feed .news-group-general {
    grid-column: 2;
    grid-row: 2;
  }
  .page-news .news-group-title {
    margin-bottom: 6px;
  }
  .page-news .news-archive {
    padding: 80px 0 96px;
  }
  .page-news .archive-content {
    padding: 40px;
  }
  .page-news .archive-content h3 {
    font-size: 26px;
  }
  .page-news .archive-ios {
    gap: 10px;
  }
  .page-news .news-desktop-release {
    padding: 80px 0 96px;
  }
  .page-news .release-panel {
    grid-template-columns: 1fr 1.25fr;
  }
  .page-news .release-content {
    padding: 36px 32px;
  }
  .page-news .release-content h3 {
    font-size: 24px;
  }
  .page-news .news-insights {
    padding: 80px 0 104px;
  }
  .page-news .insight-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  .page-news .insight-card:last-child {
    grid-column: auto;
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-ticker-track {
    animation: none;
  }
  .page-news .news-card,
  .page-news .insight-card {
    transition: none;
  }
}