/**
 * Premium Components - Reusable UI Elements
 * World-class design system components
 */

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--color-primary-50);
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    margin-bottom: 20px;
    transition: all var(--transition-base);
}

.section-tag:hover {
    background: var(--color-primary-100);
    transform: translateY(-2px);
}

.section-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-extrabold);
    line-height: var(--leading-tight);
    color: var(--color-gray-900);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: var(--text-xl);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-600);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-premium {
    padding: 120px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Feature Cards */
.feature-card {
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: 32px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-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);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary-100);
}

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

.feature-card--large {
    grid-column: span 3;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 32px;
    align-items: start;
}

/* Feature Icon */
.feature-card__icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card__icon--purple {
    background: linear-gradient(135deg, #6366F1, #8B5CF6);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.feature-card__icon--blue {
    background: linear-gradient(135deg, #3B82F6, #06B6D4);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.feature-card__icon--green {
    background: linear-gradient(135deg, #10B981, #34D399);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
}

.feature-card__icon--orange {
    background: linear-gradient(135deg, #F59E0B, #FBBF24);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
}

.feature-card__icon--pink {
    background: linear-gradient(135deg, #8B5CF6, #A78BFA);
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.3);
}

.feature-card__icon--cyan {
    background: linear-gradient(135deg, #06B6D4, #22D3EE);
    box-shadow: 0 8px 24px rgba(6, 182, 212, 0.3);
}

.feature-card__icon svg {
    color: white;
}

/* Feature Content */
.feature-card__content {
    flex: 1;
}

.feature-card__title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: 12px;
}

.feature-card__description {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-600);
    margin-bottom: 24px;
}

/* Feature Stats */
.feature-card__stats {
    display: flex;
    gap: 16px;
}

.stat-badge {
    display: flex;
    flex-direction: column;
    padding: 12px 20px;
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.stat-badge:hover {
    background: var(--color-primary-50);
    transform: translateY(-2px);
}

.stat-badge__value {
    font-size: var(--text-2xl);
    font-weight: var(--font-extrabold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-badge__label {
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: var(--font-semibold);
}

/* Feature Badge */
.feature-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--color-primary-50);
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-lg);
    margin-top: 16px;
}

.feature-card__badge svg {
    width: 16px;
    height: 16px;
}

/* New Badge */
.feature-card__new-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #10B981, #34D399);
    color: white;
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats-premium {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    position: relative;
    overflow: hidden;
}

.stats-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.stats-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
}

.stat-item {
    text-align: center;
    color: white;
}

.stat-item__icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.stat-item:nth-child(1) .stat-item__icon { animation-delay: 0s; }
.stat-item:nth-child(2) .stat-item__icon { animation-delay: 0.5s; }
.stat-item:nth-child(3) .stat-item__icon { animation-delay: 1s; }
.stat-item:nth-child(4) .stat-item__icon { animation-delay: 1.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.stat-item__number {
    font-size: var(--text-5xl);
    font-weight: var(--font-extrabold);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-item__label {
    font-size: var(--text-lg);
    opacity: 0.95;
    font-weight: var(--font-medium);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card--large {
        grid-column: span 2;
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .features-premium {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: var(--text-4xl);
    }
    
    .section-description {
        font-size: var(--text-lg);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card--large {
        grid-column: span 1;
    }
    
    .feature-card__stats {
        flex-direction: column;
    }
    
    .stats-premium {
        padding: 60px 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 640px) {
    .section-header {
        margin-bottom: 48px;
    }
    
    .section-title {
        font-size: var(--text-3xl);
    }
    
    .feature-card {
        padding: 24px;
    }
    
    .feature-card__icon {
        width: 56px;
        height: 56px;
    }
    
    .feature-card__title {
        font-size: var(--text-xl);
    }
}