:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --text-color: #ecf0f1;
    --light-text-color: #bdc3c7;
    --bg-color: #f4f7f6;
    --card-bg: #ffffff;
    --heading-color: #2c3e50;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--primary-color);
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-color);
    padding: 60px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.profile-photo img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 5px solid var(--accent-color);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    object-fit: cover;
}

.hero-content h1 {
    font-size: 3rem;
    margin: 10px 0 5px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--light-text-color);
    margin: 0;
}

.social-links a {
    color: var(--text-color);
    font-size: 1.5rem;
    margin: 0 15px;
    transition: transform 0.3s ease-in-out;
}

.social-links a:hover {
    transform: scale(1.2);
    color: var(--accent-color);
}

.main-content {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

.section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.section h2 {
    color: var(--heading-color);
    font-size: 2rem;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 10px;
    margin-top: 0;
    margin-bottom: 20px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.skill-category h3 {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-top: 0;
}

.job-entry, .project-entry, .education-entry {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px dashed var(--light-text-color);
}

.job-entry:last-child, .project-entry:last-child, .education-entry:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.job-entry h3, .project-entry h3, .education-entry h3 {
    margin: 0 0 5px;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.job-dates, .project-date {
    font-size: 0.9rem;
    color: var(--light-text-color);
    font-weight: normal;
    float: right;
}

.job-entry ul, .project-entry ul {
    list-style-type: '👉 ';
    padding-left: 20px;
}

.job-entry ul li, .project-entry ul li {
    margin-bottom: 8px;
}

footer {
    text-align: center;
    padding: 20px;
    background-color: var(--primary-color);
    color: var(--text-color);
    margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
    }

    .job-dates {
        float: none;
        display: block;
    }
}