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

body {
    font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Header */
header {
    margin-bottom: 40px;
}

.site-title {
    font-size: 1.2em;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

nav {
    font-size: 0.95em;
}

nav a {
    color: #666;
    text-decoration: none;
    transition: color 0.2s ease;
}

nav a:hover,
nav a.active {
    color: #000;
}

/* Main Content */
main {
    margin-bottom: 60px;
}

.intro {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.intro-content {
    flex: 1;
}

.intro-content h1 {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 20px;
    color: #000;
}

.bio p {
    margin-bottom: 16px;
    color: #444;
}

.bio a {
    color: #0066cc;
    text-decoration: none;
}

.bio a:hover {
    text-decoration: underline;
}

.intro-image {
    flex-shrink: 0;
}

.intro-image img {
    width: 200px;
    height: auto;
    border-radius: 4px;
}

/* Footer */
footer {
    padding-top: 20px;
}

footer hr {
    border: none;
    border-top: 1px solid #ddd;
    margin-bottom: 20px;
}

.contact {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 10px;
}

.contact a {
    color: #0066cc;
    text-decoration: none;
}

.contact a:hover {
    text-decoration: underline;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: #666;
    text-decoration: none;
    font-size: 0.9em;
}

.social-links a:hover {
    color: #000;
}

/* Portfolio & Projects */
main h1 {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 30px;
    color: #000;
}

.portfolio-section,
.projects-section,
.resume-section {
    margin-top: 20px;
}

.portfolio-item,
.project-item,
.resume-item {
    margin-bottom: 30px;
}

.portfolio-item h3,
.project-item h3,
.resume-item h3 {
    font-size: 1.1em;
    font-weight: 600;
    margin-bottom: 8px;
    color: #000;
}

.portfolio-item p,
.project-item p,
.resume-item p {
    color: #444;
    margin-bottom: 8px;
}

.project-date {
    font-size: 0.9em;
    color: #666;
    font-style: italic;
    margin-top: 4px;
}

.portfolio-item a,
.project-item a {
    color: #0066cc;
    text-decoration: none;
    font-size: 0.9em;
}

.portfolio-item a:hover,
.project-item a:hover {
    text-decoration: underline;
}

/* Resume */
.resume-subtitle {
    font-size: 0.95em;
    color: #666;
    margin-bottom: 30px;
    font-style: italic;
}

.resume-section h2 {
    font-size: 1.3em;
    font-weight: 600;
    margin-top: 30px;
    margin-bottom: 15px;
    color: #000;
}

.resume-section h2:first-child {
    margin-top: 0;
}

.company {
    font-size: 0.9em;
    color: #666;
    font-style: italic;
    margin-bottom: 10px;
}

.resume-section ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

.resume-section ul li {
    margin-bottom: 8px;
    color: #444;
    line-height: 1.6;
}

.competencies-list {
    list-style: none;
    margin-left: 0 !important;
}

.competencies-list li {
    margin-bottom: 12px;
}

/* Responsive */
@media (max-width: 768px) {
    .intro {
        flex-direction: column-reverse;
    }
    
    .intro-image {
        margin-bottom: 20px;
    }
    
    .intro-image img {
        width: 150px;
    }
}