body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background: #3b3b3b;
    color: #333;
}
header {
    position: relative;
    background: url('https://dniprobud.kiev.ua/home/catalog/product1908/image/1-3.jpg') center/cover no-repeat;
    height: 100vh;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.info {
    display: flex;
    justify-content: space-between;
    width: 100%;
    height: 4em;
    align-items: center;
    color: #f0f0f0;
    background-color: #000000;
}
.info .logo {
    margin-left: 2em;
}
.info .logo img {
    width: 55px;
}
.info .number {
    margin-right: 2em;
}
header .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}
header .content {
    position: relative;
    width: 80%;
    z-index: 2;
}
header h1 {
    font-size: 2.6rem;
    margin: 0 0 60px;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.822);
}
header .btn {
    background-color: #ff5722;
    color: white;
    padding: 24px 48px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.7rem;
    font-weight: bold;
    transition: all 0.3s;
}
header .btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgb(31, 31, 31);
}
.services, .portfolio {
    padding: 80px 20px;
    text-align: center;
}
.services h2, .portfolio h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
}
.services {
    background-color: #3b3b3b;
}
.services h2 {
    color: white;
}
.service-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}
.service-item {
    color: white;
    background: #000000;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
    width: 300px;
}
.service-item i {
    font-size: 3rem;
    color: #ff6600;
    margin-bottom: 15px;
}
.service-item:hover {
    transform: scale(1.2);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}
.portfolio h2 {
    color: white;
}
.portfolio-grid {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}
.portfolio-item {
    position: relative;
    width: 400px;
    height: 250px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s;
}
.portfolio-item img {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.3s, filter 0.3s;
}
.portfolio-item:hover img {
    transform: scale(1.05);
    filter: brightness(0.5);
}
.portfolio-item .description {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 200px;
    border-radius: 10px;
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s;
    width: 80%;
}
.portfolio-item:hover .description {
    opacity: 1;
}

.info-block {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 60px;
    background: #3b3b3b;
}
.info-block .container {
    display: flex;
    align-items: center;
    gap: 20px;
}
.info-img {
    width: 50%;
    height: 300px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}
.info-text {
    width: 50%;
    text-align: left;
}
.info-text h2 {
    font-size: 2rem;
    color: #ffffff;
}
.info-text p {
    font-size: 1.3rem;
    color: #ffffff;
    line-height: 1.6;
}

.quote-section {
    background: #000000;
    color: white;
    padding: 20px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
}
.sticky-call {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #ff5722;
    color: white;
    padding: 15px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1rem;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s;
    z-index: 1;
}
.sticky-call:hover {
    transform: scale(1.1);
}
.social-icons {
    position: fixed;
    bottom: 100px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1;
}
.social-icons a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ff5722;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s;
}
.social-icons a:hover {
    transform: scale(1.1);
}

.contact {
    background: #3b3b3b;
    padding: 80px 20px;
    text-align: center;
}
.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: white;
}
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: #3b3b3b;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.7);
}
.contact-form label {
    color: white;
    display: block;
    font-weight: bold;
    margin: 10px 0 5px;
}
.contact-form input, .contact-form textarea {
    width: 95%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}
.contact-form textarea {
    resize: none;
}
.contact-form .btn {
    background: linear-gradient(90deg, #ff6600, #ff4500);
    color: rgb(255, 255, 255);
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}
.contact-form .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 102, 0, 0.5);
}

footer {
    background: #000000;
    color: white;
    padding: 40px 20px;
    text-align: center;
}
footer nav {
    margin-bottom: 20px;
}
footer nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}
footer nav a img {
    width: 30px;
}

@media(max-width: 1290px) {
    .info-text p {
        font-size: 1rem;
    }
}


@media(max-width: 980px) {
    .info-text h2 {
        font-size: 1.5rem;
    }
}

@media(max-width: 980px) {
    .info-text p {
        font-size: 0.9rem;
    }
}

@media (max-width: 775px) {
    .content h1 {
        font-size: 2rem;
    }
    .content p {
        font-size: 1rem;
    }
    .content .btn {
        padding: 20px 40px;
        font-size: 1.5rem;
    }
    .info-block .container img {
        content: url('image/bashni2.png');
    }
}


@media(max-width: 715px) {
    .info-text p {
        font-size: 0.7rem;
    }

}

@media (max-width: 600px) {
    .info-block .container {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .info-block .container img {
        width: 100%;
        max-width: 300px;
        height: auto;
        margin-bottom: 20px;
    }

    .info-block .container p {
        font-size: 14px;
        line-height: 1.5;
    }
    .info-block .container .info-text {
        width: 100%;
        
    }
}

@media(max-width: 550px) {
    .content h1 {
        font-size: 1.7rem;
    }
    .content p {
        font-size: 0.8rem;
    }
    .content .btn {
        padding: 16px 32px;
        font-size: 1.3rem;
    }
    .quote-section {
        padding: 32px;
        font-size: 1rem;
    }
    header h1 {
        margin-bottom: 30px;
    }
}

@media(max-width: 430px) {
    .content .btn {
        padding: 12px 20px;
        font-size: 1rem;
    }
    header h1 {
        font-size: 1.2;
    }
}