/* ===========================
   Advanced Sections Styles
   =========================== */

/* Timeline Section */
.timeline-section {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-dark);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-2xl) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-secondary);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-icon {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    box-shadow: var(--shadow-glow);
    z-index: 2;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: var(--spacing-lg);
    width: 45%;
    transition: all var(--transition-base);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-floating);
}

.timeline-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--ciano);
}

.timeline-content p {
    opacity: 0.9;
    line-height: 1.6;
}

/* Solutions Showcase */
.solutions-showcase {
    padding: var(--spacing-3xl) 0;
    background: var(--cinza-platina);
}

.showcase-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.showcase-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.tab-btn {
    background: var(--white);
    border: 2px solid var(--cinza-medio);
    border-radius: 50px;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 600;
    color: var(--texto-secundario);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--gradient-secondary);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.tab-btn i {
    font-size: 1.2rem;
}

.tab-content {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.tab-content.active {
    display: block;
    opacity: 1;
}

.showcase-demo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.demo-screen {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.demo-screen img {
    width: 100%;
    height: auto;
    transition: transform var(--transition-slow);
}

.demo-screen:hover img {
    transform: scale(1.05);
}

.demo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    padding: var(--spacing-lg);
    color: var(--white);
}

.demo-stats {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
}

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

.stat-item h4 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--ciano);
    margin-bottom: var(--spacing-xs);
}

.stat-item p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.demo-features h3 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--azul-escuro);
    margin-bottom: var(--spacing-md);
}

.demo-features ul {
    list-style: none;
}

.demo-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.demo-features i {
    color: var(--verde-sucesso);
    font-size: 1.2rem;
}

/* Stats Counter */
.stats-counter {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-ocean);
    position: relative;
    overflow: hidden;
}

.stats-counter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-radial-glow);
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: var(--spacing-2xl);
    border-radius: 20px;
    color: var(--white);
    transition: all var(--transition-base);
}

.stat-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Why Choose Us */
.why-choose-us {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: var(--white);
    border-radius: 20px;
    padding: var(--spacing-xl);
    text-align: center;
    border: 2px solid var(--cinza-medio);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    border-color: var(--ciano);
    box-shadow: var(--shadow-2xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-aurora);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--azul-escuro);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--texto-secundario);
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
        transform: none;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 80px;
    }
    
    .timeline-icon {
        left: 30px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .showcase-demo {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .demo-screen {
        order: 2;
    }
    
    .demo-features {
        order: 1;
    }
    
    .demo-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}