/* Benefits Section - Redesigned for Buyer Focus */

/* ========== Benefits Section Base ========== */
.benefits {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.benefits::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 15% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(16, 185, 129, 0.03) 0%, transparent 40%);
  pointer-events: none;
}

/* ========== Benefits Grid Layout ========== */
.benefits-grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: 1fr;
  position: relative;
  z-index: 2;
}

@media (min-width: 768px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
}

@media (min-width: 1024px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
  }
}

/* ========== Benefit Cards - Modern Design ========== */
.benefit-card {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  padding: var(--spacing-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  height: 100%;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--primary-color);
}

.benefit-card:hover::before {
  transform: scaleX(1);
}

/* ========== Benefit Icon ========== */
.benefit-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
  transition: all var(--transition-base);
  position: relative;
  flex-shrink: 0;
}

.benefit-icon svg {
  width: 36px;
  height: 36px;
  transition: transform var(--transition-base);
}

.benefit-card:hover .benefit-icon {
  background: var(--gradient-primary);
  color: var(--white);
  transform: scale(1.05);
}

.benefit-card:hover .benefit-icon svg {
  transform: scale(1.1);
}

/* ========== Benefit Content ========== */
.benefit-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  line-height: var(--leading-tight);
  flex-shrink: 0;
}

.benefit-description {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  font-size: var(--font-size-base);
  margin: 0;
  flex-grow: 1;
}

/* ========== Benefit Highlights ========== */
.benefit-highlight {
  display: inline-block;
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

/* ========== Priority Benefits ========== */
.benefit-card.priority {
  border-color: var(--success-color);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.02) 0%, rgba(255, 255, 255, 1) 100%);
  position: relative;
}

.benefit-card.priority::after {
  content: 'КРИТИЧНО';
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--gradient-warning);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  animation: priorityPulse 2s infinite;
}

@keyframes priorityPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* ========== Trust Indicators ========== */
.benefit-trust {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(59, 130, 246, 0.05);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--primary-color);
}

.trust-icon {
  color: var(--primary-color);
  font-size: var(--font-size-sm);
}

.trust-text {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========== Compact Beautiful Stats ========== */
.benefit-stats {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgb(127 113 210 / 86%);
  border-radius: 50px;
  border: 1px solid rgba(127, 113, 210, 0.3);
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition-base);
  width: fit-content;
  position: relative;
  overflow: hidden;
}

.benefit-stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.6s ease;
}

.benefit-stats:hover {
  background: rgb(127 113 210 / 96%);
  border-color: rgba(127, 113, 210, 0.5);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(127, 113, 210, 0.25);
}

.benefit-stats:hover::before {
  left: 100%;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-primary);
  position: relative;
  z-index: 2;
}

.stat-number {
  font-weight: 800;
  color: var(--primary-color);
  font-size: inherit;
  line-height: 1;
  transition: transform 0.2s ease;
}

.benefit-stats:hover .stat-number {
  transform: scale(1.05);
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: inherit;
  line-height: 1;
}

.stat-separator {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 12px;
  opacity: 0.7;
  margin: 0 2px;
  position: relative;
  z-index: 2;
}

/* ========== Mobile Optimizations ========== */
@media (max-width: 767px) {
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .benefit-card {
    padding: var(--spacing-xl);
    text-align: center;
    align-items: center;
  }
  
  .benefit-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
  }
  
  .benefit-icon svg {
    width: 32px;
    height: 32px;
  }
  
  .benefit-title {
    font-size: var(--font-size-lg);
    text-align: center;
  }
  
  .benefit-description {
    text-align: center;
    font-size: var(--font-size-sm);
  }
  
  .benefit-card.priority::after {
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: 10px;
    padding: 4px var(--spacing-xs);
  }
  
  .benefit-stats {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 13px;
    gap: 6px;
    margin-top: var(--spacing-md);
    background: rgb(127 113 210 / 86%);
    border-color: rgba(127, 113, 210, 0.3);
  }
  
  .stat-item {
    gap: 3px;
  }
  
  .stat-separator {
    font-size: 11px;
    margin: 0 1px;
  }
}

/* ========== Dark Mode Support ========== */
@media (prefers-color-scheme: dark) {
  .benefit-card {
    background: var(--gray-800);
    border-color: var(--gray-700);
  }
  
  .benefit-card:hover {
    border-color: var(--primary-color);
  }
  
  .benefit-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(16, 185, 129, 0.2) 100%);
  }
  
  .benefit-card:hover .benefit-icon {
    background: var(--gradient-primary);
  }
  
  .benefit-trust {
    background: rgba(59, 130, 246, 0.1);
  }
  
  .benefit-stats {
    background: rgb(127 113 210 / 75%);
    border-color: rgba(127, 113, 210, 0.4);
  }
  
  .benefit-stats:hover {
    background: rgb(127 113 210 / 85%);
    border-color: rgba(127, 113, 210, 0.6);
    box-shadow: 0 4px 12px rgba(127, 113, 210, 0.35);
  }
  
  .stat-number {
    color: #60A5FA;
  }
  
  .stat-label {
    color: var(--gray-300);
  }
  
  .stat-separator {
    color: var(--gray-500);
  }
}

/* ========== Accessibility ========== */
@media (prefers-reduced-motion: reduce) {
  .benefit-card,
  .benefit-icon,
  .benefit-card::before {
    transition: none;
    animation: none;
  }
  
  .benefit-card:hover {
    transform: none;
  }
  
  .benefit-card.priority::after {
    animation: none;
  }
}

/* ========== Print Styles ========== */
@media print {
  .benefit-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
    transform: none !important;
  }
  
  .benefit-card::before,
  .benefit-card::after {
    display: none;
  }
  
  .benefit-icon {
    background: #f3f4f6 !important;
    color: #333 !important;
  }
}

/* ========== Interactive Enhancements ========== */
.benefit-card:focus-within {
  outline: 2px solid var(--primary-color);
  outline-offset: 4px;
}

.benefit-card[tabindex]:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 4px;
}

/* ========== Loading State ========== */
.benefit-card.loading {
  opacity: 0.7;
  pointer-events: none;
}

.benefit-card.loading .benefit-icon,
.benefit-card.loading .benefit-title,
.benefit-card.loading .benefit-description {
  background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  color: transparent;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}