/* ===== 首页专属样式 .page-home ===== */
.page-home {
  --hero-min-height: min(100vh, 760px);
  --hero-card-radius: 12px;
  --version-glow-size: 180px;
  --index-card-radius: 14px;
}

/* ── 英雄区 ── */
.hero-section {
  position: relative;
  min-height: var(--hero-min-height);
  display: flex;
  align-items: center;
  background: var(--color-bg-dark, #0B1026);
  overflow: hidden;
  padding: var(--gap-xl, 64px) 0 var(--gap-lg, 32px);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.18;
  mix-blend-mode: luminosity;
  filter: saturate(1.2) contrast(1.1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(11,16,38,0.92) 30%, rgba(21,26,58,0.70) 70%, rgba(255,102,0,0.15) 100%);
}

.hero-skew-strip {
  position: absolute;
  top: 10%;
  right: -10%;
  width: 55%;
  height: 80%;
  background: linear-gradient(135deg, rgba(139,92,246,0.20) 0%, rgba(255,102,0,0.25) 100%);
  transform: skewX(-18deg) translateX(8%);
  pointer-events: none;
  border: 1px solid rgba(255,102,0,0.15);
}

.hero-corner {
  position: absolute;
  width: 80px;
  height: 80px;
  pointer-events: none;
  border-color: var(--color-primary, #FF6600);
  opacity: 0.35;
}

.hero-corner--tl {
  top: 18px;
  left: 18px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.hero-corner--br {
  bottom: 18px;
  right: 18px;
  border-bottom: 2px solid;
  border-right: 2px solid;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-magazine {
  max-width: 860px;
}

.hero-kicker {
  display: inline-block;
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-primary, #FF6600);
  background: rgba(255,102,0,0.12);
  padding: 6px 16px;
  border-radius: 4px;
  margin-bottom: var(--gap-md, 16px);
  border-left: 3px solid var(--color-primary, #FF6600);
}

.hero-title {
  font-family: var(--font-accent, 'Playfair Display', serif);
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-white, #FFFFFF);
  margin: 0 0 var(--gap-md, 16px);
  text-shadow: 0 2px 30px rgba(0,0,0,0.6);
}

.hero-lede {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--color-text-secondary, #9CA3AF);
  max-width: 640px;
  margin: 0 0 var(--gap-lg, 32px);
}

.hero-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-md, 16px);
  max-width: 680px;
}

.hero-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: rgba(21,26,58,0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--hero-card-radius);
  text-decoration: none;
  transition: border-color var(--transition-med, 0.35s ease), box-shadow var(--transition-med, 0.35s ease), transform var(--transition-fast, 0.2s ease);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--hero-card-radius);
  background: linear-gradient(135deg, rgba(255,102,0,0.08), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-med, 0.35s ease);
  pointer-events: none;
}

.hero-card[data-hover-glow]:hover,
.hero-card[data-hover-glow]:focus-visible {
  border-color: var(--color-primary, #FF6600);
  box-shadow: 0 0 28px rgba(255,102,0,0.25), inset 0 0 20px rgba(255,102,0,0.05);
  transform: translateY(-3px);
}

.hero-card[data-hover-glow]:hover::before,
.hero-card[data-hover-glow]:focus-visible::before {
  opacity: 1;
}

.hero-card:focus-visible {
  outline: 2px solid var(--color-primary, #FF6600);
  outline-offset: 3px;
}

.hero-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255,102,0,0.10);
  color: var(--color-primary, #FF6600);
  flex-shrink: 0;
  transition: background var(--transition-med, 0.35s ease), color var(--transition-med, 0.35s ease);
}

.hero-card[data-hover-glow]:hover .hero-card-icon,
.hero-card[data-hover-glow]:focus-visible .hero-card-icon {
  background: var(--color-primary, #FF6600);
  color: var(--color-white, #FFFFFF);
}

.hero-card-label {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white, #FFFFFF);
  letter-spacing: -0.01em;
}

.hero-card-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.8rem;
  color: var(--color-text-muted, #6B7280);
  line-height: 1.3;
}

/* ── 版本亮点区 ── */
.version-section {
  background: var(--color-bg-medium, #151A3A);
  padding: var(--gap-xl, 64px) 0;
  position: relative;
  overflow: hidden;
}

.version-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(139,92,246,0.06) 0%, transparent 40%, transparent 60%, rgba(255,102,0,0.06) 100%);
  pointer-events: none;
}

.version-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--gap-lg, 32px);
  position: relative;
  z-index: 1;
}

.version-visual {
  position: relative;
  flex: 0 0 auto;
  width: 200px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.version-badge-img {
  width: 100%;
  height: auto;
  max-width: 200px;
  display: block;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 12px rgba(255,102,0,0.40));
}

.version-glow-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--version-glow-size);
  height: var(--version-glow-size);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,102,0,0.20) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(0.95); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.10); }
}

.version-text {
  flex: 1;
  min-width: 240px;
}

.version-title {
  margin: 0 0 var(--gap-sm, 8px);
}

.version-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary, #9CA3AF);
  margin: 0 0 var(--gap-md, 16px);
  max-width: 540px;
}

.version-cta {
  display: inline-flex;
}

/* ── 精选内容索引区 ── */
.index-section {
  background: var(--color-bg-dark, #0B1026);
  padding: var(--gap-xl, 64px) 0;
}

.index-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--gap-md, 16px);
  margin-bottom: var(--gap-lg, 32px);
}

.index-header-deco {
  flex: 0 0 auto;
  width: 140px;
  height: 70px;
  overflow: hidden;
  border-radius: var(--radius-sm, 4px);
  opacity: 0.55;
  transition: opacity var(--transition-med, 0.35s ease);
}

.index-header-deco:hover {
  opacity: 0.85;
}

.index-deco-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-md, 16px);
}

@media (min-width: 640px) {
  .index-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .index-grid {
    grid-template-columns: 2fr 1fr;
  }

  .index-card--wide:nth-child(1) {
    grid-column: 1;
    grid-row: 1;
  }

  .index-card--narrow:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
  }

  .index-card--narrow:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
  }

  .index-card--wide:nth-child(4) {
    grid-column: 1;
    grid-row: 2;
  }
}

.index-card {
  display: flex;
  align-items: center;
  gap: var(--gap-md, 16px);
  padding: 22px 26px;
  background: var(--color-bg-light, #1E2450);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--index-card-radius);
  text-decoration: none;
  transition: border-color var(--transition-med, 0.35s ease), box-shadow var(--transition-med, 0.35s ease), transform var(--transition-fast, 0.2s ease);
  position: relative;
  overflow: hidden;
}

.index-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--index-card-radius);
  background: linear-gradient(135deg, rgba(139,92,246,0.06), rgba(255,102,0,0.04));
  opacity: 0;
  transition: opacity var(--transition-med, 0.35s ease);
  pointer-events: none;
}

.index-card[data-hover-glow]:hover,
.index-card[data-hover-glow]:focus-visible {
  border-color: var(--color-primary, #FF6600);
  box-shadow: 0 0 30px rgba(255,102,0,0.18);
  transform: translateY(-4px);
}

.index-card[data-hover-glow]:hover::after,
.index-card[data-hover-glow]:focus-visible::after {
  opacity: 1;
}

.index-card:focus-visible {
  outline: 2px solid var(--color-primary, #FF6600);
  outline-offset: 3px;
}

.index-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  flex-shrink: 0;
  color: var(--color-primary, #FF6600);
  background: rgba(255,102,0,0.08);
  transition: background var(--transition-med, 0.35s ease), color var(--transition-med, 0.35s ease);
}

.index-card[data-hover-glow]:hover .index-card-icon,
.index-card[data-hover-glow]:focus-visible .index-card-icon {
  background: var(--color-primary, #FF6600);
  color: var(--color-white, #FFFFFF);
}

.index-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.index-card-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white, #FFFFFF);
  letter-spacing: -0.01em;
}

.index-card-desc {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.85rem;
  color: var(--color-text-secondary, #9CA3AF);
  line-height: 1.4;
}

.index-card-arrow {
  font-size: 1.4rem;
  color: var(--color-text-muted, #6B7280);
  transition: color var(--transition-fast, 0.2s ease), transform var(--transition-fast, 0.2s ease);
  flex-shrink: 0;
}

.index-card[data-hover-glow]:hover .index-card-arrow,
.index-card[data-hover-glow]:focus-visible .index-card-arrow {
  color: var(--color-primary, #FF6600);
  transform: translateX(4px);
}

/* ── 信任声明区 ── */
.trust-section {
  background: var(--color-bg-dark, #0B1026);
  padding: 0 0 var(--gap-lg, 32px);
}

.trust-inner {
  display: flex;
  flex-direction: column;
  gap: var(--gap-md, 16px);
}

.trust-divider {
  width: 100%;
  height: 60px;
  overflow: hidden;
  border-radius: var(--radius-sm, 4px);
  opacity: 0.30;
}

.trust-divider-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.trust-statement {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--color-text-muted, #6B7280);
  max-width: 700px;
  margin: 0;
  padding: var(--gap-sm, 8px) 0;
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* ── 响应式 ── */
@media (max-width: 639px) {
  .hero-section {
    --hero-min-height: auto;
    padding: 80px 0 var(--gap-lg, 32px);
  }

  .hero-title {
    font-size: clamp(1.8rem, 8vw, 2.8rem);
  }

  .hero-card-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .hero-skew-strip {
    width: 90%;
    right: -20%;
    top: 5%;
    height: 60%;
    transform: skewX(-22deg) translateX(10%);
  }

  .hero-corner {
    display: none;
  }

  .version-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .version-visual {
    width: 140px;
    height: 56px;
  }

  .version-glow-ring {
    --version-glow-size: 130px;
  }

  .index-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .index-header-deco {
    width: 100%;
    max-width: 240px;
    height: 60px;
  }

  .index-card {
    padding: 18px 20px;
  }

  .index-card-icon {
    width: 44px;
    height: 44px;
  }

  .index-card-title {
    font-size: 1rem;
  }

  .index-card-arrow {
    font-size: 1.2rem;
  }

  .trust-divider {
    height: 40px;
  }
}

@media (min-width: 640px) and (max-width: 899px) {
  .hero-title {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
  }

  .hero-card-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }

  .version-visual {
    width: 170px;
    height: 68px;
  }

  .index-header-deco {
    width: 110px;
    height: 55px;
  }

  .index-card--wide {
    grid-column: span 2;
  }
}

@media (min-width: 1200px) {
  .hero-magazine {
    max-width: 920px;
  }

  .hero-card-grid {
    max-width: 720px;
    gap: var(--gap-lg, 32px);
  }

  .index-grid {
    gap: var(--gap-lg, 32px);
  }
}