:root {
    --bg-color: #0a0a0a;
    --secondary-bg: #111111;
    --text-color: #e0e0e0;
    --accent-color: #00f3ff; /* Electric Blue */
    --accent-glow: rgba(0, 243, 255, 0.3);
    --dark-gray: #1a1a1a;
    --font-mono: 'Fira Code', monospace;
    --font-sans: 'Inter', sans-serif;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-mono);
    color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 1px solid #222;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--accent-glow);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    background: radial-gradient(circle at center, #1a1a1a 0%, #0a0a0a 70%);
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.highlight {
    color: var(--accent-color);
    text-shadow: 0 0 15px var(--accent-glow);
}

.hero-content h2 {
    font-size: 1.5rem;
    font-weight: 400;
    color: #aaa;
    margin-bottom: 20px;
    font-family: var(--font-mono);
}

.hero-description {
    max-width: 600px;
    margin: 0 auto 40px;
    color: #ccc;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
}

.btn-primary {
    background-color: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    margin-right: 15px;
}

.btn-primary:hover {
    background-color: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid #444;
    color: #fff;
}

.btn-secondary:hover {
    border-color: #fff;
}

/* Sections General */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--secondary-bg);
    padding: 40px;
    border-radius: 10px;
    border: 1px solid #222;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
}

/* Skills */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.skill-item {
    background-color: var(--secondary-bg);
    padding: 10px 20px;
    border-radius: 5px;
    border: 1px solid #333;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.skill-item:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.1);
}

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.cert-card {
    background-color: var(--secondary-bg);
    padding: 30px;
    border-left: 3px solid var(--accent-color);
    border-radius: 0 10px 10px 0;
}

/* Contact */
.contact-content {
    text-align: center;
}

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

.contact-link {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-link:hover {
    color: var(--accent-color);
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #222;
    color: #666;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: block;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
}