body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #F1F2F3;
    color: #1A2A3A;
}


header {
    background-color: #fff;
    padding: 20px 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

header h1 {
    margin: 0;
    font-size: 1.8em;
    color: #1A2A3A;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

nav ul li a {
    text-decoration: none;
    color: #1A2A3A;
    font-weight: 500;
    padding: 6px 10px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

nav ul li a.active,
nav ul li a:hover {
    background-color: #1A2A3A;
    color: #fff;
}


.about-hero {
    text-align: center;
    padding: 80px 20px;
    background-color: #ffffff;
}

.about-hero h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    color: #1A2A3A;
}

.about-hero p {
    font-size: 1.1em;
    max-width: 800px;
    margin: 0 auto 30px;
    line-height: 1.6;
    color: #2C3E50;
}


.about-content {
    padding: 60px 20px;
    max-width: 1100px;
    margin: auto;
    display: grid;
    gap: 40px;
}

.block {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.block:hover {
    transform: translateY(-4px);
}

.block h3 {
    color: #1A2A3A;
    margin-bottom: 15px;
    font-size: 1.5em;
}

.block p, 
.block ul {
    color: #2C3E50;
    font-size: 1.05em;
    line-height: 1.6;
}

.block ul {
    padding-left: 20px;
    list-style-type: none;
}

.block ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 30px;
}

.block ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #FFC107;
    font-size: 1.5em;
    line-height: 1;
}

footer {
    background-color: #fff;
    text-align: center;
    padding: 20px;
    font-size: 0.9em;
    color: #1A2A3A;
    border-top: 1px solid #ddd;
    box-shadow: 0 -1px 5px rgba(0, 0, 0, 0.05);
}

@media (max-width: 768px) {
    
    header {
        position: sticky;
        top: 0;
        padding: 12px 20px;
        z-index: 1000;
    }
    
    
    nav ul {
        display: flex;
        justify-content: space-between;
        gap: 8px;
        margin: 12px 0 0 0;
        padding: 0;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none; 
    }
    
    
    nav ul::-webkit-scrollbar {
        display: none;
    }
    
    nav ul li {
        flex-shrink: 0;
    }
    
    nav ul li a {
        padding: 8px 12px;
        font-size: 0.9em;
        white-space: nowrap;
    }
    
    
    .hero {
        padding: 60px 20px 40px;
    }
    
   
    header h1 {
        font-size: 1.6em;
    }
    
   
    .feature-grid,
    .service-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    
    section {
        padding: 40px 20px;
    }
    
    
    .btn {
        display: block;
        width: 100%;
        max-width: 280px;
        margin: 10px auto;
        box-sizing: border-box;
    }
}

.about-hero .btn {
    padding: 12px 25px;
    background-color: #FFC107; 
    color: #1A2A3A;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    display: inline-block;
    transition: background-color 0.3s ease;
    margin-top: 20px;
}

.about-hero .btn:hover {
    background-color: #e0a800; 
}