:root {
    --primary-color: #00f7ff;
    --secondary-color: #1a1a2e;
    --accent-color: #7209b7;
    --text-color: #e9ecef;
    --card-bg: rgba(26, 26, 46, 0.8);
    --gradient-1: linear-gradient(135deg, #7209b7, #3a0ca3);
    --gradient-2: linear-gradient(45deg, #4cc9f0, #4361ee);
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #0a192f, #000000);
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 2px;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.5;
}

.container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 25, 47, 0.95);
    padding: 1rem;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--primary-color);
}

nav ul {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
    flex-wrap: wrap;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 1rem;
    font-family: 'Orbitron', sans-serif;
}

nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

nav a:hover::before {
    width: 100%;
}

.hero {
    text-align: center;
    padding: 8rem 0 4rem 0;
    animation: fadeIn 1s ease-in;
    background: radial-gradient(circle at center, rgba(114, 9, 183, 0.2) 0%, transparent 70%);
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 2rem;
    border: 3px solid var(--primary-color);
    object-fit: cover;
    box-shadow: 0 0 20px var(--primary-color);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(76, 201, 240, 0.3);
}

.section {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(76, 201, 240, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(76, 201, 240, 0.1);
}

.experience-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(114, 9, 183, 0.1);
    border-radius: 15px;
    border-left: 4px solid var(--primary-color);
}

.experience-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.skill-category {
    background: rgba(114, 9, 183, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(76, 201, 240, 0.2);
    transition: transform 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

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

.project-card {
    background: rgba(26, 26, 46, 0.8);
    padding: 1.5rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(76, 201, 240, 0.2);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(76, 201, 240, 0.1);
}

.project-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.social-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: rgba(76, 201, 240, 0.1);
    border: 1px solid rgba(76, 201, 240, 0.2);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-3px);
}

.quantum-emoji {
    font-size: 2rem;
    margin: 1rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    nav ul {
        gap: 1rem;
    }

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

    .container {
        padding: 1rem;
    }

    .social-links {
        gap: 1rem;
    }

    .social-links a {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 0.5rem;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    .hero {
        padding: 6rem 0 2rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section {
        padding: 1.5rem;
    }
}
.nav-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1001;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    nav {
        transform: translateX(100%);
        position: fixed;
        top: 0;
        right: 0;
        height: 100%;
        width: 100%;
        background: rgba(10, 25, 47, 0.98);
        padding-top: 4rem;
        transition: transform 0.3s ease;
    }

    nav.active {
        transform: translateX(0);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }
}