:root {
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --charcoal: #2D3748;
    --navy: #1A365D;
    --blue: #3182CE;
    --cool-gray: #4A5568;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-gray);
    color: var(--charcoal);
    line-height: 1.6;
}

/* Header & Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--navy);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--cool-gray);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--blue);
}

.hamburger {
    display: none;
    cursor: pointer;
}

/* Hero Section - Updated with image on right */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    background-color: var(--white);
    margin-top: 60px;
    position: relative;
}

.hero-content {
    max-width: 600px;
    z-index: 2;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--navy);
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--blue);
    margin-bottom: 2rem;
}

.hero-image {
    position: absolute;
    right: 15%;
    width: 40%;
    max-width: 400px;
    height: 80%;
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.btn {
    display: inline-block;
    background-color: var(--blue);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--navy);
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--navy);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--blue);
    margin: 1rem auto;
}

/* About Section - Updated with smaller image */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-img-container {
    display: flex;
    justify-content: center;
}

.about-img {
    width: 70%;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.about-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--blue);
}

.about-content p {
    margin-bottom: 1.5rem;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-item i {
    color: var(--blue);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--blue);
    margin-bottom: 1rem;
}

.service-card h3 {
    color: var(--blue);
    margin-bottom: 1rem;
}

/* Projects Section */
.projects-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
}

.projects-slider {
    display: flex;
    transition: transform 0.5s ease;
}

.project-slide {
    min-width: 100%;
    position: relative;
}

.project-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(26, 54, 93, 0.9);
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    border-radius: 0 0 8px 8px;
}

.project-slide:hover .project-overlay {
    transform: translateY(0);
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--blue);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tech-tag {
    background-color: var(--blue);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.slider-nav {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    gap: 1rem;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--cool-gray);
    cursor: pointer;
    transition: background-color 0.3s;
}

.slider-dot.active {
    background-color: var(--blue);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    background-color: var(--navy);
    color: var(--white);
    padding: 3rem;
    border-radius: 8px;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-details div {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-details i {
    width: 20px;
    text-align: center;
}

.error-message {
    color: #ff4444;
    font-size: 0.8em;
    margin-top: 0.2em;
    display: block;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--white);
    text-decoration: none;
    background-color: rgba(255,255,255,0.1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
}

.social-links a:hover {
    background-color: var(--blue);
}

.contact-form {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: var(--navy);
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .about-img {
        max-width: 300px;
    }
    
    .hero-image {
        position: relative;
        width: 250px;
        height: 300px;
        margin-top: 2rem;
        right: auto;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: -100%;
        background-color: var(--white);
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        gap: 1.5rem;
        transition: left 0.3s;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 2rem;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .skills-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    section {
        padding: 3rem 5%;
    }
    
    .project-img {
        height: 300px;
    }
    
    .about-img {
        width: 80%;
    }
}