:root {
    --primary: #0a192f;
    --secondary: #64ffda;
    --text: #ccd6f6;
    --text-secondary: #8892b0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Calibre', 'Inter', 'San Francisco', 'SF Pro Text', system-ui, sans-serif;
}

body {
    background-color: var(--primary);
    color: var(--text);
    line-height: 1.6;
    padding: 0 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 80px 0;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 100px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: var(--secondary);
}

.logo {
    color: var(--secondary);
    font-weight: bold;
    font-size: 24px;
    text-decoration: none;
}

.hero {
    margin-bottom: 100px;
}

.hero h1 {
    font-size: 16px;
    color: var(--secondary);
    margin-bottom: 20px;
}

.hero h2 {
    font-size: 70px;
    font-weight: 600;
    margin-bottom: 10px;
}

.hero h3 {
    font-size: 50px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero p {
    max-width: 540px;
    color: var(--text-secondary);
    font-size: 20px;
    margin-bottom: 50px;
}

section {
    margin-bottom: 100px;
}

.section-title {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 26px;
    margin-right: 15px;
}

.section-title::after {
    content: "";
    display: block;
    height: 1px;
    width: 300px;
    background-color: var(--text-secondary);
    opacity: 0.5;
}

.work-item, .cert-item {
    margin-bottom: 30px;
}

.work-item h3, .cert-item h3 {
    color: var(--text);
    font-size: 20px;
    margin-bottom: 5px;
}

.work-item p, .cert-item p {
    color: var(--text-secondary);
}

.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.skills-category {
    flex: 1;
    min-width: 200px;
}

.skills-category h3 {
    color: var(--secondary);
    margin-bottom: 15px;
    font-size: 18px;
}

.skills-list {
    list-style: none;
}

.skills-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.skills-list li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--secondary);
}

.contact {
    text-align: center;
}

.contact h2 {
    font-size: 50px;
    margin-bottom: 20px;
}

.contact p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-secondary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}

.social-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

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

.footer {
    text-align: center;
    padding: 20px 0;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Add responsive styles */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 40px;
    }
    
    .hero h3 {
        font-size: 30px;
    }
    
    .section-title::after {
        width: 100px;
    }
    
    .skills-container {
        flex-direction: column;
        gap: 30px;
    }
    
    nav {
        display: none;
    }
}