.about-hero {
    background: linear-gradient(rgba(52, 152, 219, 0.8), rgba(52, 152, 219, 0.8)), url('../images/city1.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 10rem 5% 5rem;
    text-align: center;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.about-hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto;
}

.advantages-section {
    padding: 5rem 5%;
    background-color: #f5f7fa;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--secondary);
}

.section-header p {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 1rem auto 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    background-color: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(52, 152, 219, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary);
    font-size: 2rem;
}

.advantage-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.mission-section {
    display: flex;
    align-items: center;
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
    gap: 3rem;
}

.mission-content {
    flex: 1;
}

.mission-content h2 {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 1.5rem;
}

.mission-content p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.mission-image {
    flex: 1;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.mission-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.mission-image:hover img {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .mission-section {
        flex-direction: column;
    }
    
    .about-hero h1 {
        font-size: 2.5rem;
    }
}