/* ===== ALL-IN-ONE AI BUSINESS SOLUTION SECTION ===== */
.instant-demo {
    padding: var(--section-padding);
    background: var(--secondary-bg);
    position: relative;
    overflow: hidden;
}

.ai-solution-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.ai-solution-content .section-header {
    text-align: center;
    margin-bottom: 80px;
}

.ai-solution-content .section-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ai-solution-content .section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

/* AI Category Sections */
.ai-category {
    margin-bottom: 80px;
    position: relative;
}

.ai-category:last-of-type {
    margin-bottom: 60px;
}

.category-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.category-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.8rem;
    color: white;
    position: relative;
    transition: all var(--transition-medium);
}

/* Category-specific colors using brand palette */
.voice-ai .category-icon {
    background: var(--gradient-primary);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.conversation-ai .category-icon {
    background: var(--gradient-secondary);
    box-shadow: 0 8px 32px rgba(255, 107, 157, 0.3);
}

.content-ai .category-icon {
    background: var(--gradient-success);
    box-shadow: 0 8px 32px rgba(76, 222, 128, 0.3);
}

.workflow-ai .category-icon {
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--secondary-accent) 100%);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.2);
}

.category-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.category-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.category-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* AI Features Grid */
.ai-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.ai-feature-card {
    padding: 32px;
    transition: all var(--transition-medium);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.ai-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: left var(--transition-slow);
    z-index: 1;
}

.ai-feature-card:hover::before {
    left: 100%;
}

.ai-feature-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px var(--primary-accent),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: var(--primary-accent);
}

/* Category-specific hover effects using brand colors */
.voice-ai .ai-feature-card:hover {
    border-color: var(--primary-accent);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 212, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.conversation-ai .ai-feature-card:hover {
    border-color: var(--secondary-accent);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 107, 157, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.content-ai .ai-feature-card:hover {
    border-color: var(--success-accent);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(76, 222, 128, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.workflow-ai .ai-feature-card:hover {
    border-color: var(--primary-accent);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 212, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.ai-feature-card .feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: white;
    position: relative;
    z-index: 2;
    transition: all var(--transition-medium);
}

/* Feature icon colors by category using brand palette */
.voice-ai .ai-feature-card .feature-icon {
    background: var(--gradient-primary);
}

.conversation-ai .ai-feature-card .feature-icon {
    background: var(--gradient-secondary);
}

.content-ai .ai-feature-card .feature-icon {
    background: var(--gradient-success);
}

.workflow-ai .ai-feature-card .feature-icon {
    background: linear-gradient(135deg, var(--primary-accent) 0%, var(--secondary-accent) 100%);
}

.ai-feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.voice-ai .ai-feature-card:hover .feature-icon {
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.conversation-ai .ai-feature-card:hover .feature-icon {
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.4);
}

.content-ai .ai-feature-card:hover .feature-icon {
    box-shadow: 0 10px 30px rgba(76, 222, 128, 0.4);
}

.workflow-ai .ai-feature-card:hover .feature-icon {
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.ai-feature-card h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}

.ai-feature-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

/* Feature Benefits List */
.feature-benefits {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 2;
}

.feature-benefits li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-benefits i {
    color: var(--success-accent);
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* CTA Section */
.ai-solution-cta {
    text-align: center;
    padding: 60px 0 20px;
}

.ai-solution-cta .btn-primary {
    padding: 16px 40px;
    font-size: 1.125rem;
    margin-bottom: 16px;
}

.ai-solution-cta .demo-note {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin: 0;
}

/* Category Hover Effects */
.ai-category:hover .category-icon {
    transform: scale(1.05);
}

/* Tablet Optimization - S10 Ultra Focus */
@media screen and (min-width: 900px) and (max-width: 1024px) {
    .ai-features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        max-width: 800px;
        margin: 0 auto;
    }
    
    .ai-category {
        margin-bottom: 50px;
    }
    
    .category-title {
        font-size: 1.8rem;
        margin-bottom: 20px;
    }
    
    .feature-card {
        padding: 20px 18px;
    }
    
    .feature-title {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .feature-description {
        font-size: 0.9rem;
        line-height: 1.4;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .ai-features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 24px;
    }
    
    .ai-category {
        margin-bottom: 60px;
    }
}

@media (max-width: 768px) {
    .instant-demo {
        padding: 80px 0;
    }
    
    .ai-solution-content .section-header {
        margin-bottom: 60px;
    }
    
    .category-header {
        margin-bottom: 40px;
    }
    
    .category-title {
        font-size: 1.75rem;
    }
    
    .ai-features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .ai-feature-card {
        padding: 24px;
    }
    
    .ai-category {
        margin-bottom: 50px;
    }
}

@media (max-width: 480px) {
    .ai-feature-card {
        padding: 20px;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .ai-feature-card .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .category-title {
        font-size: 1.5rem;
    }
    
    .ai-feature-card h4 {
        font-size: 1.25rem;
    }
}

/* Animation Enhancements with brand color consistency */
@keyframes categoryFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes brandGlow {
    0%, 100% {
        filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.3));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
    }
}

.category-icon {
    animation: categoryFloat 6s ease-in-out infinite, brandGlow 4s ease-in-out infinite alternate;
}

.voice-ai .category-icon {
    animation-delay: 0s, 0s;
}

.conversation-ai .category-icon {
    animation-delay: 1.5s, 0.5s;
}

.content-ai .category-icon {
    animation-delay: 3s, 1s;
}

.workflow-ai .category-icon {
    animation-delay: 4.5s, 1.5s;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .category-icon {
        animation: none;
    }
    
    .ai-feature-card:hover {
        transform: none;
    }
    
    .category-icon:hover,
    .ai-feature-card:hover .feature-icon {
        transform: none;
    }
}