.page-home {
  --home-pulse: #7B2FFF;
  --home-flare: #FF6A00;
  --home-void: #0B1D3A;
  --home-surface: #F5F7FA;
  --home-ink: #0A0E17;
  --home-border: rgba(141, 215, 255, 0.2);
  --home-line: rgba(141, 215, 255, 0.1);
  --home-glass: rgba(255, 255, 255, 0.08);
  --home-ease: cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  background: var(--home-void);
  color: var(--text-main);
  overflow-x: hidden;
}

/* ===== 1. 首屏框景 ===== */
.page-home .home-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-h) + 40px) var(--space-page) 56px;
  overflow: hidden;
  background: var(--home-void);
  isolation: isolate;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-home .home-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-home .home-hero__tint {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at 72% 26%, rgba(123, 47, 255, 0.44) 0%, transparent 54%),
    radial-gradient(ellipse at 16% 78%, rgba(255, 106, 0, 0.22) 0%, transparent 46%),
    linear-gradient(180deg, rgba(11, 29, 58, 0.66) 0%, rgba(11, 29, 58, 0.3) 50%, rgba(11, 29, 58, 0.82) 100%);
}

.page-home .home-hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--home-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--home-line) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.85) 0%, transparent 68%);
  mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.85) 0%, transparent 68%);
}

.page-home .home-hero__scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 5;
  background: linear-gradient(90deg, transparent, rgba(141, 215, 255, 0.4), transparent);
  opacity: 0;
  pointer-events: none;
  animation: home-scan-drift 8s linear infinite;
}

@keyframes home-scan-drift {
  0%   { top: -3%; opacity: 0; }
  8%   { opacity: 0.7; }
  90%  { opacity: 0.7; }
  100% { top: 104%; opacity: 0; }
}

.page-home .home-hero__coords {
  position: absolute;
  z-index: 4;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--color-frost);
  opacity: 0.7;
  pointer-events: none;
}

.page-home .home-hero__coords--tl {
  top: calc(var(--header-h) + 18px);
  left: var(--space-page);
}

.page-home .home-hero__coords--br {
  bottom: 18px;
  right: var(--space-page);
  color: var(--color-flare);
}

.page-home .home-hero__window {
  position: relative;
  z-index: 3;
  width: min(920px, 100%);
  padding: clamp(28px, 5vw, 64px);
  border: 1px solid var(--home-border);
  background: rgba(11, 29, 58, 0.52);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
}

.page-home .home-hero__window::before,
.page-home .home-hero__window::after {
  content: '';
  position: absolute;
  width: 26px;
  height: 26px;
  border-color: var(--color-flare);
  border-style: solid;
}

.page-home .home-hero__window::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}

.page-home .home-hero__window::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}

.page-home .home-hero__window .eyebrow {
  margin-bottom: 18px;
}

.page-home .home-hero__window .display-title {
  margin: 0 0 20px;
  font-size: clamp(30px, 5.8vw, 68px);
  line-height: 1.12;
  letter-spacing: 0.01em;
}

.page-home .home-hero__window .lede {
  margin: 0 0 32px;
  max-width: 64ch;
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.78;
  color: rgba(245, 247, 250, 0.82);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-home .home-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--home-border);
}

.page-home .home-hero__meta span {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border: 1px solid var(--home-border);
  background: var(--home-glass);
  color: var(--color-frost);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ===== 2. 侧边公告栏 + 资料下载面板 ===== */
.page-home .home-briefing {
  position: relative;
  padding-top: clamp(64px, 8vw, 104px);
  padding-bottom: clamp(72px, 9vw, 112px);
  background: var(--home-void);
}

.page-home .home-briefing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--home-border), transparent);
}

.page-home .home-briefing__wrap {
  display: grid;
  gap: 28px;
}

.page-home .home-announce__panel,
.page-home .home-archive__panel {
  height: 100%;
}

.page-home .home-announce__panel {
  padding: clamp(24px, 3.5vw, 36px);
  border: 1px solid var(--home-border);
  background:
    linear-gradient(145deg, rgba(123, 47, 255, 0.08), transparent 48%),
    var(--home-glass);
}

.page-home .home-announce__header {
  margin-bottom: 28px;
}

.page-home .home-announce__header .eyebrow {
  margin-bottom: 12px;
}

.page-home .home-announce__header h2 {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
  color: var(--color-surface);
  letter-spacing: 0.02em;
}

.page-home .home-announce__header p:last-child {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .home-announce__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-home .home-announce__item {
  position: relative;
  padding: 18px 16px 18px 18px;
  border-left: 2px solid var(--home-pulse);
  background: rgba(255, 255, 255, 0.03);
  transition: transform 0.32s var(--home-ease), border-color 0.32s var(--home-ease);
}

.page-home .home-announce__item:hover {
  transform: translateX(6px);
  border-left-color: var(--home-flare);
}

.page-home .home-announce__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.page-home .home-announce__version {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-frost);
}

.page-home .home-announce__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.4;
  color: var(--color-surface);
}

.page-home .home-announce__item p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-announce__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: var(--color-frost);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: color 0.3s var(--home-ease);
}

.page-home .home-announce__more:hover {
  color: var(--color-flare);
}

.page-home .home-archive__panel {
  padding: clamp(24px, 3.5vw, 36px);
  border: 1px solid var(--home-border);
  background:
    linear-gradient(145deg, rgba(123, 47, 255, 0.12), rgba(255, 106, 0, 0.06));
  display: grid;
  gap: 24px;
}

.page-home .home-archive__visual {
  position: relative;
}

.page-home .home-archive__visual .v-note {
  position: absolute;
  right: 14px;
  bottom: 14px;
}

.page-home .home-archive__body .eyebrow {
  margin-bottom: 10px;
}

.page-home .home-archive__body h2 {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
  color: var(--color-surface);
  letter-spacing: 0.02em;
}

.page-home .home-archive__body > p {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-home .home-archive__list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-archive__list li {
  position: relative;
  padding-left: 26px;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 247, 250, 0.9);
}

.page-home .home-archive__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 12px;
  height: 1px;
  background: var(--home-flare);
  box-shadow: 0 0 8px rgba(255, 106, 0, 0.6);
}

.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-home .home-stats__item {
  text-align: center;
  padding: 22px 12px;
  border: 1px solid var(--home-border);
  background: rgba(255, 255, 255, 0.04);
  transition: transform 0.32s var(--home-ease), background 0.32s var(--home-ease);
}

.page-home .home-stats__item:hover {
  transform: translateY(-4px);
  background: rgba(123, 47, 255, 0.12);
}

.page-home .home-stats__item strong {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--color-flare);
}

.page-home .home-stats__item span {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ===== 3. 收藏夹时间轴 ===== */
.page-home .home-timeline {
  position: relative;
  padding-top: clamp(68px, 8vw, 100px);
  padding-bottom: clamp(72px, 9vw, 112px);
  background: var(--home-surface);
  color: var(--home-ink);
}

.page-home .home-timeline::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  pointer-events: none;
}

.page-home .home-timeline__head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 44px;
}

.page-home .home-timeline__head .eyebrow {
  color: var(--home-pulse);
  margin: 0;
}

.page-home .home-timeline__head .eyebrow::before {
  background: var(--home-flare);
}

.page-home .home-timeline__head h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--home-ink);
}

.page-home .home-timeline__head p {
  margin: 0;
  max-width: 66ch;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(10, 14, 23, 0.72);
}

.page-home .home-timeline__more {
  margin-top: 6px;
}

.page-home .home-timeline__wrap {
  display: grid;
  gap: 36px;
}

.page-home .home-timeline__visual .asset-frame {
  display: block;
  width: 100%;
  max-width: 420px;
}

.page-home .home-timeline__list {
  list-style: none;
  margin: 0;
  padding: 8px 0 0 0;
  position: relative;
}

.page-home .home-timeline__list::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--home-pulse), var(--home-flare));
}

.page-home .home-timeline__item {
  position: relative;
  padding: 0 0 28px 42px;
}

.page-home .home-timeline__item:last-child {
  padding-bottom: 0;
}

.page-home .home-timeline__item::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 5px;
  width: 13px;
  height: 13px;
  background: var(--home-surface);
  border: 3px solid var(--home-pulse);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(123, 47, 255, 0.16);
}

.page-home .home-timeline__badge {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--home-pulse);
  border: 1px solid rgba(123, 47, 255, 0.32);
  background: rgba(123, 47, 255, 0.08);
}

.page-home .home-timeline__card {
  padding: 20px 22px;
  background: var(--home-surface);
  border: 1px solid rgba(10, 14, 23, 0.1);
  box-shadow: 0 10px 30px rgba(10, 14, 23, 0.08);
  transition: transform 0.32s var(--home-ease), box-shadow 0.32s var(--home-ease);
}

.page-home .home-timeline__card:hover {
  transform: translateX(6px);
  box-shadow: 0 18px 40px rgba(10, 14, 23, 0.14);
}

.page-home .home-timeline__card h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1.35;
  color: var(--home-ink);
}

.page-home .home-timeline__card p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(10, 14, 23, 0.66);
}

/* ===== 4. 动态预览 ===== */
.page-home .home-news {
  position: relative;
  padding-top: clamp(72px, 9vw, 108px);
  padding-bottom: clamp(72px, 9vw, 108px);
  background: var(--home-void);
}

.page-home .home-news__head {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 36px;
}

.page-home .home-news__head .eyebrow {
  margin-bottom: 10px;
}

.page-home .home-news__head h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--color-surface);
}

.page-home .home-news__grid {
  display: grid;
  gap: 20px;
}

.page-home .home-news-card {
  background: var(--home-surface);
  color: var(--home-ink);
  border: 1px solid rgba(141, 215, 255, 0.16);
  box-shadow: 0 10px 28px rgba(10, 14, 23, 0.24);
  transition: transform 0.34s var(--home-ease), box-shadow 0.34s var(--home-ease);
}

.page-home .home-news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-deep);
}

.page-home .home-news-card__thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-home .home-news-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--home-ease);
}

.page-home .home-news-card:hover .home-news-card__thumb img {
  transform: scale(1.04);
}

.page-home .home-news-card__thumb--proto,
.page-home .home-news-card__thumb--security {
  display: block;
  aspect-ratio: 4 / 3;
  position: relative;
}

.page-home .home-news-card__thumb--proto {
  background:
    radial-gradient(circle at 30% 40%, rgba(123, 47, 255, 0.7) 0%, transparent 45%),
    radial-gradient(circle at 75% 70%, rgba(255, 77, 141, 0.55) 0%, transparent 42%),
    var(--home-void);
}

.page-home .home-news-card__thumb--security {
  background:
    radial-gradient(circle at 60% 30%, rgba(141, 215, 255, 0.4) 0%, transparent 42%),
    radial-gradient(circle at 25% 70%, rgba(255, 106, 0, 0.4) 0%, transparent 48%),
    var(--home-void);
}

.page-home .home-news-card__thumb--proto::before,
.page-home .home-news-card__thumb--security::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

.page-home .home-news-card__thumb--proto span,
.page-home .home-news-card__thumb--security span {
  position: absolute;
  top: 14px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(245, 247, 250, 0.6);
}

.page-home .home-news-card__thumb--proto strong,
.page-home .home-news-card__thumb--security strong {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 38px;
  line-height: 1;
  color: var(--color-flare);
  opacity: 0.9;
  text-shadow: 0 0 18px rgba(255, 106, 0, 0.5);
}

.page-home .home-news-card__body {
  padding: 18px 20px 24px;
}

.page-home .home-news-card__body .stamp {
  margin-bottom: 12px;
}

.page-home .home-news-card__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--home-ink);
}

.page-home .home-news-card__body p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(10, 14, 23, 0.68);
}

/* ===== 5. 新手导航 CTA ===== */
.page-home .home-callout {
  padding-top: 28px;
  padding-bottom: clamp(64px, 9vw, 104px);
}

.page-home .home-callout__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: clamp(28px, 4vw, 52px);
  border: 1px solid var(--home-border);
  background:
    linear-gradient(145deg, rgba(123, 47, 255, 0.16), rgba(255, 106, 0, 0.08)),
    var(--home-glass);
  box-shadow: var(--shadow-card);
}

.page-home .home-callout__body .eyebrow {
  margin-bottom: 12px;
}

.page-home .home-callout__body h2 {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.2;
  color: var(--color-surface);
}

.page-home .home-callout__body p {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .home-callout__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== 平板布局 ===== */
@media (min-width: 720px) {
  .page-home .home-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-home .home-timeline__wrap {
    grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.4fr);
    align-items: start;
    gap: 40px;
  }

  .page-home .home-timeline__visual .asset-frame {
    max-width: none;
  }

  .page-home .home-news__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .home-news-card:last-child {
    grid-column: 1 / -1;
  }

  .page-home .home-news__head {
    flex-direction: row;
    align-items: flex-end;
  }
}

/* ===== 桌面布局 ===== */
@media (min-width: 1024px) {
  .page-home .home-briefing__wrap {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.35fr);
    gap: 32px;
    align-items: start;
  }

  .page-home .home-archive__panel {
    grid-template-columns: minmax(240px, 0.9fr) minmax(0, 1.2fr);
    align-items: center;
    gap: 32px;
  }

  .page-home .home-archive__visual {
    position: relative;
  }

  .page-home .home-news__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-home .home-news-card:last-child {
    grid-column: auto;
  }

  .page-home .home-callout__panel {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-hero__scanline {
    animation: none;
    opacity: 0.4;
  }

  .page-home .home-announce__item,
  .page-home .home-news-card,
  .page-home .home-timeline__card,
  .page-home .home-stats__item {
    transition: none;
    transform: none;
  }

  .page-home .home-news-card:hover,
  .page-home .home-timeline__card:hover,
  .page-home .home-announce__item:hover {
    transform: none;
  }
}