:root {
    --primary-color: #007bff;
    --secondary-color: #333;
    --background-color: #f4f4f4;
    --text-color: #333;
    --border-radius: 12px;
    --transition-duration: 0.3s;
    --box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Dark Mode */
body.dark-mode {
    background-color: #121212;
    color: #e0e0e0;
}

body.dark-mode header {
    background: linear-gradient(90deg, #333, #444);
}

body.dark-mode .nav-menu ul li a {
    color: #e0e0e0;
}

body.dark-mode footer {
    background: #333;
    color: #e0e0e0;
}

body.dark-mode .project,
body.dark-mode .form-group input,
body.dark-mode .form-group textarea,
body.dark-mode form,
body.dark-mode .testimonial,
body.dark-mode .skill,
body.dark-mode .project-slide,
body.dark-mode #testimonials,
body.dark-mode #skills,
body.dark-mode #projects-slider {
    background: #1e1e1e;
    color: #e0e0e0;
}

body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    color: var(--text-color);
    background-color: var(--background-color);
}

header {
    background: linear-gradient(90deg, var(--secondary-color), #444);
    color: #fff;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--box-shadow);
    transition: background var(--transition-duration) ease, box-shadow var(--transition-duration) ease;
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    transition: color var(--transition-duration) ease;
}

header p {
    margin: 0;
    font-size: 1rem;
    font-weight: 400;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1100;
    transition: transform var(--transition-duration) ease, background var(--transition-duration) ease;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #fff;
    margin: 5px auto;
    border-radius: 2px;
    transition: transform var(--transition-duration) ease, opacity var(--transition-duration) ease;
}

.nav-menu {
    display: flex;
}

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

.nav-menu ul li {
    display: inline;
}

.nav-menu ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: color var(--transition-duration) ease;
}

.nav-menu ul li a::after {
    content: '';
    display: block;
    height: 2px;
    background: var(--primary-color);
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0;
    transition: width var(--transition-duration) ease;
}

.nav-menu ul li a:hover::after {
    width: 100%;
}

.nav-menu ul li a:hover {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: absolute;
        top: 60px; /* Adjust based on header height */
        right: 0;
        background: var(--secondary-color);
        width: 100%;
        display: none;
        flex-direction: column;
        align-items: center;
        gap: 10px;
        padding: 10px 0;
        transition: transform var(--transition-duration) ease;
    }

    .nav-menu.active {
        display: flex;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: rotate(45deg) translateY(8px);
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(3) {
        transform: rotate(-45deg) translateY(-8px);
    }

    .nav-menu ul {
        flex-direction: column;
        gap: 10px;
        margin: 0;
        padding: 0;
    }

    .nav-menu ul li {
        display: block;
    }
}

main {
    padding: 80px 20px 20px; /* Adjust based on header height */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    margin-top: 20px;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.profile-pic {
    border-radius: 50%;
    box-shadow: var(--box-shadow);
    width: 150px;
    height: 150px;
    object-fit: cover;
    transition: transform var(--transition-duration) ease;
}

.profile-pic:hover {
    transform: scale(1.05);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.project {
    background: #fff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-duration) ease, box-shadow var(--transition-duration) ease;
}

.project img {
    width: 100%;
    height: auto;
    display: block;
    transition: opacity var(--transition-duration) ease;
}

.project-info {
    padding: 15px;
}

.project-info h3 {
    margin-top: 0;
}

.project:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.project:hover img {
    opacity: 0.8;
}

form {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    transition: box-shadow var(--transition-duration) ease;
}

form:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.form-group {
    margin-bottom: 15px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    box-sizing: border-box;
    transition: border-color var(--transition-duration) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

button {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background var(--transition-duration) ease, transform var(--transition-duration) ease;
}

button:hover {
    background: #0056b3;
    transform: scale(1.05);
}

.form-message {
    margin-top: 10px;
}

footer {
    background: var(--secondary-color);
    color: #fff;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Testimonials Section */
#testimonials {
    background: #fff;
    padding: 40px 20px;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
}

body.dark-mode #testimonials {
    background: #1e1e1e;
}

#testimonials h2 {
    text-align: center;
    margin-bottom: 20px;
}

.testimonials-slider {
    display: flex;
    overflow: hidden;
    position: relative;
    gap: 20px;
}

.testimonial {
    background: #f9f9f9;
    border-radius: var(--border-radius);
padding: 20px;
box-shadow: var(--box-shadow);
flex: 1;
min-width: 300px;
transition: transform var(--transition-duration) ease;
}

body.dark-mode .testimonial {
    background: #1e1e1e;
    }
    
    .testimonial p {
    margin: 0;
    }
    
    .testimonial strong {
    display: block;
    margin-top: 10px;
    color: var(–primary-color);
    }
    
    /* Add styling for slider controls if needed /
    / Skills Section */
    #skills {
    background: #fff;
    padding: 40px 20px;
    box-shadow: var(–box-shadow);
    border-radius: var(–border-radius);
    }
    
    body.dark-mode #skills {
    background: #1e1e1e;
    }
    
    #skills h2 {
    text-align: center;
    margin-bottom: 20px;
    }
    
    .skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    }
    
    .skill {
    flex: 1;
    min-width: 300px;
    background: #f9f9f9;
    border-radius: var(–border-radius);
    padding: 20px;
    box-shadow: var(–box-shadow);
    }
    
    body.dark-mode .skill {
    background: #1e1e1e;
    }
    
    .skill h3 {
    margin: 0 0 10px;
    }
    
    .progress-bar {
    background: #ddd;
    border-radius: var(–border-radius);
    height: 10px;
    overflow: hidden;
    }
    
    .progress {
    background: var(–primary-color);
    height: 100%;
    transition: width var(–transition-duration) ease;
    }
    
    /* Projects Slider Section */
    #projects-slider {
    background: #fff;
    padding: 40px 20px;
    box-shadow: var(–box-shadow);
    border-radius: var(–border-radius);
    }
    
    body.dark-mode #projects-slider {
    background: #1e1e1e;
    }
    
    .projects-slider {
    display: flex;
    overflow: hidden;
    position: relative;
    gap: 20px;
    }
    
    .project-slide {
    flex: 1;
    min-width: 300px;
    background: #f9f9f9;
    border-radius: var(–border-radius);
    padding: 20px;
    box-shadow: var(–box-shadow);
    transition: transform var(–transition-duration) ease;
    }
    
    body.dark-mode .project-slide {
    background: #1e1e1e;
    }
    
    .project-slide img {
    width: 100%;
    height: auto;
    border-radius: var(–border-radius);
    }