/* ========================================
   FEATURE GROUPS SECTION - SPLIT LAYOUT
   ======================================== */

.feature-group {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

/* Alternate background colors for better section separation */
.feature-group-a {
    background: var(--secondary-bg);
}

.feature-group-b {
    background: var(--white);
}

.feature-group-c {
    background: var(--secondary-bg);
}

.feature-group-d {
    background: var(--white);
}

.feature-group-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-3xl);
    align-items: start;
    padding: var(--spacing-2xl) 0;
}

/* Left Side: Text Content */
.feature-group-content {
    position: sticky;
    top: 120px;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(139, 92, 246, 0.03) 100%);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
}

.feature-group-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: var(--fw-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: var(--leading-tight);
}

.feature-group-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin: 0;
}

/* Right Side: Feature Cards */
.feature-group-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.feature-group-card {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--white);
    border: 2px solid rgba(99, 102, 241, 0.12);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-group-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.04) 0%, rgba(139, 92, 246, 0.04) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: inherit;
    z-index: 0;
}

.feature-group-card:hover::after {
    opacity: 1;
}

.feature-group-card>* {
    position: relative;
    z-index: 1;
}

.feature-group:nth-child(even) .feature-group-card {
    background: var(--white);
}

.feature-group-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.2), 0 8px 16px rgba(139, 92, 246, 0.12);
    border-color: var(--primary-color);
}

.feature-group-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(139, 92, 246, 0.12) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.feature-group-icon::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--primary-gradient);
    border-radius: 14px;
    opacity: 0;
    filter: blur(10px);
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-group-card:hover .feature-group-icon::before {
    opacity: 0.4;
}

.feature-group-icon i {
    font-size: 1.375rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.feature-group-card:hover .feature-group-icon {
    transform: scale(1.1) rotate(-5deg);
    background: var(--primary-gradient);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.45), 0 5px 15px rgba(139, 92, 246, 0.3);
}

.feature-group-card:hover .feature-group-icon i {
    color: var(--white);
    transform: scale(1.1);
}

.feature-group-card-content {
    flex: 1;
}

.feature-group-card-title {
    font-size: 1.125rem;
    font-weight: var(--fw-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    line-height: var(--leading-snug);
}

.feature-group-card-text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin: 0;
}

/* Responsive */
@media (max-width: 992px) {
    .feature-group-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .feature-group-content {
        position: static;
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .feature-group {
        padding: var(--spacing-2xl) 0;
    }

    .feature-group-card {
        padding: var(--spacing-lg);
        flex-direction: column;
        text-align: center;
    }

    .feature-group-card:hover {
        transform: translateY(-4px);
    }

    .feature-group-icon {
        margin: 0 auto;
    }
}