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

:root {
    --primary-white: #ffffff;
    --soft-gray: #f8f9fa;
    --light-gray: #e9ecef;
    --medium-gray: #6c757d;
    --dark-gray: #2c3e50;
    --accent-blue: #3498db;
    --text-primary: #2c3e50;
    --text-secondary: #6c757d;
    --border-color: #e9ecef;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--soft-gray) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    letter-spacing: -0.01em;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--primary-white);
    box-shadow: var(--shadow-medium);
    border-radius: 12px;
    overflow: hidden;
    min-height: 100vh;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--soft-gray) 100%);
    padding: 4rem 3rem 3rem;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    text-align: center;
}

.name {
    font-size: 3rem;
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.contact-item {
    text-align: center;
    min-width: 150px;
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.contact-value {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Main Content */
.main-content {
    padding: 0 3rem 2rem;
}

.section {
    margin: 3rem 0;
    padding: 0;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--light-gray);
    letter-spacing: -0.01em;
}

/* Education Section */
.education-item {
    background: var(--soft-gray);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-blue);
    transition: all 0.3s ease;
}

.education-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.education-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.institution {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.location {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
}

.degree {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.gpa {
    font-size: 0.9rem;
    color: var(--accent-blue);
    font-weight: 500;
    margin-bottom: 1rem;
}

.coursework {
    margin-top: 1rem;
}

.coursework strong {
    color: var(--text-primary);
    font-weight: 500;
}

.course-list {
    list-style: none;
    margin-top: 0.5rem;
    padding-left: 0;
}

.course-list li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1rem;
}

.course-list li::before {
    content: '•';
    color: var(--accent-blue);
    position: absolute;
    left: 0;
}

.thesis {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.thesis strong {
    color: var(--text-primary);
    font-weight: 500;
}

/* Projects Section */
.project-item {
    background: var(--soft-gray);
    padding: 2.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-blue);
    transition: all 0.3s ease;
}

.project-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.project-team {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.project-achievement {
    background: linear-gradient(135deg, #e8f4fd 0%, #d1ecf1 100%);
    color: var(--accent-blue);
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    display: inline-block;
    font-size: 0.9rem;
    border: 1px solid rgba(52, 152, 219, 0.2);
}

.project-description {
    color: var(--text-secondary);
}

.project-description p {
    margin-bottom: 1.5rem;
    font-size: 1rem;
    line-height: 1.6;
}

.project-highlights {
    margin: 1.5rem 0;
}

.project-highlights h4 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-highlights ul {
    list-style: none;
    padding-left: 0;
}

.project-highlights li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.2rem;
}

.project-highlights li::before {
    content: '▸';
    color: var(--accent-blue);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.project-technologies {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.tech-tag {
    background: var(--primary-white);
    color: var(--accent-blue);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--accent-blue);
    display: inline-block;
    margin: 0.25rem 0.5rem 0.25rem 0;
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: var(--accent-blue);
    color: var(--primary-white);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--soft-gray);
    padding: 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.skill-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.9rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--primary-white);
    color: var(--text-primary);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: var(--accent-blue);
    color: var(--primary-white);
    border-color: var(--accent-blue);
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem 3rem;
    border-top: 1px solid var(--border-color);
    background: var(--soft-gray);
}

.last-update {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        border-radius: 0;
        min-height: 100vh;
    }
    
    .header {
        padding: 2rem 1.5rem 1.5rem;
    }
    
    .name {
        font-size: 2.2rem;
        margin-bottom: 1.5rem;
    }
    
    .contact-info {
        gap: 1.5rem;
        flex-direction: column;
        align-items: center;
    }
    
    .contact-item {
        min-width: auto;
    }
    
    .main-content {
        padding: 0 1.5rem 1.5rem;
    }
    
    .section {
        margin: 2rem 0;
    }
    
    .education-item,
    .project-item {
        padding: 1.5rem;
    }
    
    .education-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .skill-category {
        padding: 1.25rem;
    }
    
    .footer {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .name {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .education-item,
    .project-item,
    .skill-category {
        padding: 1rem;
    }
    
    .skill-tags {
        gap: 0.3rem;
    }
    
    .skill-tag {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }
}