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

/* General Styles */
body {
    font-family: 'Roboto', sans-serif;
    color: #333;
    background-color: #f9f9f9;
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header Styles */
header {
    background-color: #fff;
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e0e0e0;
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    width: 150px;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 30px;
}

.nav-link {
    font-weight: 500;
    color: #333;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #007BFF;
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

.menu-toggle i {
    font-size: 24px;
}

/* Hero Section */
.hero-section {
    background-image: url('hero-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 200px 0 150px;
    text-align: center;
    color: #fff;
}

.hero-section h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.2em;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1em;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-primary {
    background-color: #007BFF;
    color: #fff;
}

.btn-primary:hover {
    background-color: #0056b3;
}

/* Section Titles */
section h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    text-align: center;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background-color: #fff;
}

.about-section p {
    font-size: 1.1em;
    margin-bottom: 20px;
    text-align: center;
}

.achievements {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
}

.achievement {
    flex: 1;
    text-align: center;
}

.achievement h3 {
    font-size: 2em;
    color: #007BFF;
}

.achievement p {
    font-size: 1em;
    margin-top: 10px;
}

/* Services Section */
.services-section {
    padding: 100px 0;
    background-color: #f9f9f9;
}

.services {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.service {
    width: 48%;
    background-color: #fff;
    padding: 40px 20px;
    margin-bottom: 30px;
    border-radius: 8px;
    text-align: center;
    transition: box-shadow 0.3s;
}

.service:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.service i {
    font-size: 3em;
    color: #007BFF;
    margin-bottom: 20px;
}

.service h3 {
    font-size: 1.5em;
    margin-bottom: 15px;
}

.service p {
    font-size: 1em;
    color: #666;
}

/* Projects Section */
.projects-section {
    padding: 100px 0;
    background-color: #fff;
}

.projects {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.project {
    width: 48%;
    margin-bottom: 30px;
    border-radius: 8px;
    overflow: hidden;
    background-color: #f9f9f9;
    transition: transform 0.3s;
}

.project:hover {
    transform: scale(1.02);
}

.project img {
    width: 100%;
    height: auto;
}

.project-info {
    padding: 20px;
}

.project-info h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.project-info p {
    font-size: 1em;
    color: #666;
}

/* Testimonials Section */
.testimonials-section {
    padding: 100px 0;
    background-color: #f9f9f9;
}

.testimonials {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.testimonial {
    width: 48%;
    background-color: #fff;
    padding: 30px;
    margin-bottom: 30px;
    border-radius: 8px;
    position: relative;
}

.testimonial:before {
    content: '“';
    font-size: 4em;
    color: #007BFF;
    position: absolute;
    top: -20px;
    left: 20px;
}

.testimonial p {
    font-size: 1.1em;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial h4 {
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 5px;
}

.testimonial span {
    font-size: 1em;
    color: #777;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background-color: #fff;
}

.contact-section p {
    text-align: center;
    font-size: 1.1em;
    margin-bottom: 50px;
}

.contact-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.contact-form,
.contact-info {
    width: 48%;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1em;
}

.contact-form textarea {
    resize: vertical;
    height: 150px;
}

.contact-form .file-upload {
    position: relative;
}

.contact-form .file-upload input[type="file"] {
    opacity: 0;
    position: absolute;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.contact-form .file-name {
    display: block;
    margin-top: 10px;
    font-style: italic;
    color: #666;
}

.contact-info .info-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-info .info-item i {
    font-size: 2em;
    color: #007BFF;
    margin-right: 20px;
}

.contact-info .info-item span {
    font-size: 1.2em;
    color: #333;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    background-color: #007BFF;
    color: #fff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.back-to-top i {
    font-size: 24px;
}

/* Footer Styles */
footer {
    background-color: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

footer p {
    margin-bottom: 20px;
}

footer .social-media a {
    color: #fff;
    margin: 0 10px;
    font-size: 1.5em;
}

footer .social-media a:hover {
    color: #007BFF;
}

/* Responsive Styles */
@media (max-width: 768px) {
    header .container {
        flex-wrap: wrap;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        flex-direction: column;
        position: fixed;
        top: 70px;
        right: -100%;
        width: 250px;
        height: calc(100% - 70px);
        background-color: #fff;
        transition: right 0.3s ease-in-out;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

    .achievements,
    .services,
    .projects,
    .testimonials,
    .contact-content {
        flex-direction: column;
        align-items: center;
    }

    .achievement,
    .service,
    .project,
    .testimonial,
    .contact-form,
    .contact-info {
        width: 100%;
    }

    .projects,
    .testimonials {
        justify-content: center;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
    }
}