/* ========================================
   Version Section - 原神介绍网站
   ======================================== */

.version-section {
  position: relative;
  z-index: 1;
}

/* Version Card */
.version-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  transition: var(--transition-base);
}

.version-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-card-hover);
}

.version-content {
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(230, 180, 34, 0.1);
  border: 1px solid rgba(230, 180, 34, 0.2);
  border-radius: var(--radius-xl);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: 1px;
  text-transform: uppercase;
  width: fit-content;
  margin-bottom: 20px;
}

.version-badge svg {
  width: 14px;
  height: 14px;
  fill: var(--color-accent-gold);
}

.version-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.version-date {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.version-date svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-text-muted);
  fill: none;
}

.version-highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.version-highlights li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.version-highlights li svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-accent-gold);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Version Visual */
.version-visual {
  position: relative;
  background: linear-gradient(135deg, rgba(230, 180, 34, 0.08), rgba(176, 143, 194, 0.06));
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  overflow: hidden;
}

.version-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(230, 180, 34, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(176, 143, 194, 0.08) 0%, transparent 50%);
}

.version-visual-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px;
}

.version-visual-number {
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.version-visual-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  letter-spacing: 2px;
}

/* Snezhnaya Preview Card */
.snezhnaya-preview {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px dashed rgba(159, 214, 227, 0.25);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.snezhnaya-preview::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(159, 214, 227, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 100%, rgba(159, 214, 227, 0.03) 0%, transparent 40%);
}

.snezhnaya-preview > * {
  position: relative;
  z-index: 1;
}

.snezhnaya-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(159, 214, 227, 0.08);
  border-radius: var(--radius-lg);
  animation: float 3s ease-in-out infinite;
}

.snezhnaya-icon svg {
  width: 32px;
  height: 32px;
}

.snezhnaya-label {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(159, 214, 227, 0.1);
  border: 1px solid rgba(159, 214, 227, 0.2);
  border-radius: var(--radius-xl);
  font-size: 0.78rem;
  color: var(--color-cryo);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.snezhnaya-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.snezhnaya-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.8;
  font-style: italic;
}

/* Responsive */
@media (max-width: 900px) {
  .version-card {
    grid-template-columns: 1fr;
  }

  .version-visual {
    min-height: 200px;
  }

  .version-content {
    padding: 32px 28px;
  }

  .version-visual-number {
    font-size: 3rem;
  }
}

@media (max-width: 600px) {
  .version-content {
    padding: 24px 20px;
  }

  .version-title {
    font-size: 1.4rem;
  }

  .snezhnaya-preview {
    padding: 32px 20px;
  }

  .snezhnaya-title {
    font-size: 1.3rem;
  }
}