:root {
    --bg-color: #0a0a0a;
    --text-color: #e0e0e0;
    --accent-color: #64ffda; /* Cyan/Teal for a techy feel */
    --secondary-color: #8892b0;
    --card-bg: #112240;
    --nav-bg: rgba(10, 10, 10, 0.85);
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
}

.logo {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--accent-color);
    letter-spacing: -0.5px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    text-align: left;
}

.hero-content {
    max-width: 800px;
}

.greeting {
    font-family: var(--font-mono);
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
    color: #ccd6f6;
}

.hero h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.tagline {
    font-size: 1.1rem;
    color: var(--secondary-color);
    max-width: 500px;
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
}

.btn.primary {
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.btn.primary:hover {
    background: rgba(100, 255, 218, 0.1);
}

.btn.secondary {
    color: var(--text-color);
    border: 1px solid transparent;
}

.btn.secondary:hover {
    color: var(--accent-color);
}

/* Sections */
.section {
    padding: 6rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    color: #ccd6f6;
}

.section-title::after {
    content: "";
    display: block;
    width: 200px;
    height: 1px;
    background: #233554;
    margin-left: 20px;
}

/* About */
.about-content {
    display: flex;
    gap: 3rem;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

strong {
    color: var(--accent-color);
}

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

.card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
}

.card-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
    color: #ccd6f6;
}

.card p {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    border-radius: 12px;
}

/* Contact */
.contact-intro {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-link {
    color: var(--secondary-color);
    font-size: 1.5rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-link:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--secondary-color);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    .nav-links {
        display: none; /* Simple hide for mobile for now, or could add hamburger */
    }
    
    .section-title::after {
        width: 100px;
    }
}