*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial, Helvetica, sans-serif;
    line-height:1.6;
    color:#333;
    background:#fff;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

h1,h2,h3{
    margin-bottom:20px;
}

p{
    margin-bottom:15px;
}

.hero{
    background:linear-gradient(135deg,#1565c0,#0d47a1);
    color:#fff;
    text-align:center;
    padding:70px 20px;
}

.hero img{
    width:100%;
    max-width:900px;
    border-radius:15px;
    margin-top:35px;
    box-shadow:0 10px 30px rgba(0,0,0,.25);
}

.hero-buttons{
    margin-top:30px;
}

.btn{
    display:inline-block;
    padding:14px 28px;
    margin:8px;
    border-radius:8px;
    text-decoration:none;
    font-weight:bold;
    transition:.3s;
    background:#fff;
    color:#1565c0;
}

.btn:hover{
    transform:translateY(-2px);
}

.whatsapp{
    background:#25D366;
    color:#fff;
}

.telegram{
    background:#0088cc;
    color:#fff;
}

.services{
    padding:80px 0;
}

.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:30px;
}

.card{
    background:#fff;
    border-radius:15px;
    overflow:hidden;
    box-shadow:0 5px 20px rgba(0,0,0,.1);
    transition:.3s;
}

.card:hover{
    transform:translateY(-5px);
}

.card img{
    width:100%;
    height:220px;
    object-fit:cover;
}

.card h3{
    padding:20px 20px 0;
}

.card p{
    padding:0 20px 20px;
}

.advantages{
    background:#f5f7fa;
    padding:80px 0;
}

.advantages ul{
    list-style:none;
}

.advantages li{
    background:#fff;
    margin-bottom:15px;
    padding:20px;
    border-left:5px solid #1565c0;
    border-radius:8px;
}

.prices{
    padding:80px 0;
    text-align:center;
}

.prices p{
    font-size:22px;
    font-weight:bold;
}

.reviews{
    background:#f5f7fa;
    padding:80px 0;
    text-align:center;
}

.reviews img{
    width:100%;
    max-width:700px;
    border-radius:15px;
    margin-bottom:30px;
}

.callback{
    padding:80px 0;
}

form{
    max-width:700px;
    margin:auto;
}

input,
textarea{
    width:100%;
    padding:16px;
    margin-bottom:20px;
    border:1px solid #ddd;
    border-radius:8px;
    font-size:16px;
}

textarea{
    min-height:150px;
}

button{
    background:#1565c0;
    color:#fff;
    border:none;
    padding:16px 35px;
    border-radius:8px;
    cursor:pointer;
    font-size:18px;
}

button:hover{
    background:#0d47a1;
}

.contacts{
    background:#f5f7fa;
    padding:80px 0;
}

footer{
    background:#1b1b1b;
    color:#fff;
    text-align:center;
    padding:30px 0;
}

.floating-buttons{
    position:fixed;
    right:20px;
    bottom:20px;
    display:flex;
    flex-direction:column;
    gap:12px;
    z-index:999;
}

.floating-buttons a{
    width:60px;
    height:60px;
    border-radius:50%;
    display:flex;
    justify-content:center;
    align-items:center;
    text-decoration:none;
    color:#fff;
    font-weight:bold;
    box-shadow:0 5px 15px rgba(0,0,0,.3);
}

.floating-buttons a:nth-child(1){
    background:#1565c0;
}

.floating-buttons a:nth-child(2){
    background:#25D366;
}

.floating-buttons a:nth-child(3){
    background:#0088cc;
}

@media(max-width:768px){

    .hero{
        padding:50px 15px;
    }

    .btn{
        display:block;
        margin:10px auto;
        max-width:260px;
    }

    h1{
        font-size:30px;
    }

    h2{
        font-size:28px;
    }
}