/* Platform Overview Styles */
.platform-architecture {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 3rem 0;
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.platform-architecture h3 {
    margin-bottom: 2rem;
    color: #0056b3;
    font-size: 1.8rem;
    text-align: center;
}

.architecture-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    width: 100%;
    max-width: 1000px;
}

.module-box {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    width: calc(33.333% - 1.5rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-top: 4px solid #0078D4;
}

.module-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.module-box.traffic-flow {
    border-top-color: #0078D4;
}

.module-box.capacity {
    border-top-color: #2BB673;
}

.module-box.digital-twin {
    border-top-color: #7B68EE;
}

.module-box.carbon {
    border-top-color: #FF9800;
}

.module-box.regulatory {
    border-top-color: #E91E63;
}

.module-box.analytics {
    border-top-color: #00BCD4;
}

.module-box.collaborative {
    border-top-color: #8BC34A;
}

.module-icon {
    margin-bottom: 1rem;
    width: 60px;
    height: 60px;
}

.module-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.module-description {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
}

.platform-diagram {
    margin: 3rem auto;
    max-width: 800px;
    text-align: center;
}

.platform-diagram img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.overview-content {
    margin: 3rem 0;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.overview-icon {
    flex: 0 0 80px;
}

.overview-text {
    flex: 1;
}

.overview-text h3 {
    color: #0056b3;
    margin-bottom: 1rem;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .module-box {
        width: calc(50% - 1.5rem);
    }
}

@media (max-width: 768px) {
    .module-box {
        width: 100%;
    }
    
    .overview-content {
        flex-direction: column;
        text-align: center;
    }
}