/* ===== INSTANT DEMO SECTION ===== */
.instant-demo {
    padding: var(--section-padding);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(255, 107, 157, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.instant-demo::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
    z-index: 0;
}

.demo-content {
    position: relative;
    z-index: 1;
}

.demo-header {
    text-align: center;
    margin-bottom: 80px;
}

.demo-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 16px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.demo-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.demo-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    margin-bottom: 60px;
}

/* Chat Demo Styles */
.demo-chat {
    padding: 0;
    background: var(--surface-bg);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 212, 255, 0.2);
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: rgba(0, 212, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success-accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.chat-brand {
    font-weight: 600;
    color: var(--text-primary);
}

.chat-messages {
    padding: 24px;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    display: flex;
    gap: 12px;
    max-width: 80%;
    animation: slideInUp 0.6s ease-out;
}

.message.ai-message {
    align-self: flex-start;
}

.message.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.message-content {
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 16px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.user-message .message-content {
    background: var(--gradient-primary);
    border-color: transparent;
}

.message-content p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

.demo-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 20px 24px;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
    text-align: center;
    padding: 0 12px;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: 4px;
}

.stat-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-accent);
}

/* Demo Features */
.demo-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-highlight {
    padding: 24px;
    transition: all var(--transition-medium);
}

.feature-highlight:hover {
    transform: translateX(8px);
    border-color: rgba(0, 212, 255, 0.4);
}

.feature-highlight .feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: white;
    font-size: 1.25rem;
}

.feature-highlight h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-highlight p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Demo CTA */
.demo-cta {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.demo-note {
    margin-top: 12px;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .demo-showcase {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .demo-stats {
        grid-template-columns: 1fr;
        gap: 16px;
        text-align: left;
    }
    
    .stat-item {
        display: flex;
        justify-content: space-between;
        padding: 8px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .stat-item:last-child {
        border-bottom: none;
    }
    
    .message {
        max-width: 90%;
    }
}