:root {
            --quantum-primary: #00f0ff;
            --quantum-secondary: #01314f;
            --quantum-dark: #0a0e17;
            --quantum-light: #e0f8ff;
            --quantum-accent: #ff2d7b;
            --quantum-glass: rgba(10, 14, 23, 0.7);
            --quantum-neon-shadow: 0 0 10px var(--quantum-primary), 0 0 20px var(--quantum-primary);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Quantum Sans', sans-serif;
        }

        /* Dark/Light Mode Toggle */
.theme-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--quantum-glass);
    backdrop-filter: blur(5px);
    border: 1px solid var(--quantum-primary);
    color: var(--quantum-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 100;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: 0 0 20px var(--quantum-primary);
}

.theme-toggle .fa-sun {
    display: none;
}

        body {
            min-height: 100vh;
            background: radial-gradient(circle at center, var(--quantum-dark) 0%, #000 100%);
            color: var(--quantum-light);
            overflow-x: hidden;
            position: relative;
            
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('https://assets.codepen.io/939494/quantum-grid.png') center/cover no-repeat;
            opacity: 0.1;
            z-index: -1;
            pointer-events: none;
        }

        .quantum-container {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 2rem;
            perspective: 1000px;
        }

        .quantum-card {
            width: 100%;
            max-width: 1000px;
            background: var(--quantum-glass);
            backdrop-filter: blur(12px);
            border-radius: 24px;
            border: 1px solid rgba(0, 240, 255, 0.2);
            box-shadow: var(--quantum-neon-shadow),
                        0 20px 50px rgba(0, 0, 0, 0.5);
            overflow: hidden;
            position: relative;
            transform-style: preserve-3d;
            transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            padding: 2.5rem;
        }

        .quantum-card:hover {
            transform: translateY(-10px) rotateX(5deg);
            box-shadow: var(--quantum-neon-shadow),
                        0 30px 60px rgba(0, 0, 0, 0.7);
        }

        .quantum-card::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(45deg, var(--quantum-primary), var(--quantum-secondary), var(--quantum-dark));
            z-index: -1;
            border-radius: 25px;
            opacity: 0.7;
            animation: gradientPulse 8s ease infinite;
            background-size: 400% 400%;
        }

        @keyframes gradientPulse {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .quantum-header {
            text-align: center;
            margin-bottom: 2.5rem;
            position: relative;
        }

        .logo-hologram {
            width: 120px;
            height: 120px;
            margin: 0 auto 1.5rem;
            background: url('https://i.imgur.com/JqYeZvn.png') center/contain no-repeat;
            filter: drop-shadow(0 0 15px var(--quantum-primary));
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-15px); }
        }

        h1 {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
            background: linear-gradient(to right, var(--quantum-primary), var(--quantum-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .tagline {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 1.5rem;
            font-weight: 300;
        }

        .social-icons {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 240, 255, 0.1);
            border-radius: 50%;
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--quantum-primary);
            font-size: 1.2rem;
            transition: all 0.3s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .social-icon::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.4), transparent);
            transition: 0.5s;
        }

        .social-icon:hover {
            transform: translateY(-5px) scale(1.1);
            box-shadow: 0 0 15px var(--quantum-primary);
            color: white;
        }

        .social-icon:hover::before {
            left: 100%;
        }



        .nav-section {
            background: rgba(10, 14, 23, 0.5);
            border-radius: 16px;
            padding: 1.5rem;
            border: 1px solid rgba(0, 240, 255, 0.1);
            transition: all 0.3s ease;
        }

        .nav-section:hover {
            border-color: var(--quantum-primary);
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }

        h2 {
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
            color: var(--quantum-primary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        h2::after {
            content: '';
            flex: 1;
            height: 1px;
            background: linear-gradient(to right, var(--quantum-primary), transparent);
            margin-left: 0.5rem;
        }

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

        .nav-item {
            margin-bottom: 0.8rem;
            position: relative;
        }

        .nav-link {
            display: flex;
            align-items: center;
            padding: 0.8rem 1.2rem;
            background: rgba(0, 240, 255, 0.05);
            border-radius: 10px;
            color: var(--quantum-light);
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid transparent;
            font-weight: 400;
            gap: 0.8rem;
        }

        .nav-link i {
            font-size: 1.2rem;
            color: var(--quantum-primary);
            transition: all 0.3s ease;
        }

        .nav-link:hover {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--quantum-primary);
            transform: translateX(5px);
            box-shadow: 0 5px 15px rgba(0, 240, 255, 0.2);
        }

        .nav-link:hover i {
            transform: scale(1.2);
            color: var(--quantum-accent);
        }

        .excel-badge {
            position: absolute;
            top: -10px;
            right: -10px;
            background: var(--quantum-accent);
            color: white;
            font-size: 0.7rem;
            padding: 0.2rem 0.5rem;
            border-radius: 20px;
            font-weight: bold;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }

        .quantum-footer {
            text-align: center;
            margin-top: 2.5rem;
            font-size: 0.9rem;
            opacity: 0.7;
        }

        .particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            pointer-events: none;
        }

        .particle {
            position: absolute;
            background: var(--quantum-primary);
            border-radius: 50%;
            opacity: 0.5;
            animation: floatParticle linear infinite;
        }

        @keyframes floatParticle {
            0% { transform: translateY(0) translateX(0); opacity: 0; }
            50% { opacity: 0.7; }
            100% { transform: translateY(-100vh) translateX(20px); opacity: 0; }
        }

        @media (max-width: 768px) {
            .quantum-card {
                padding: 1.5rem;
            }
            
            h1 {
                font-size: 2rem;
            }
            
            .quantum-nav {
                grid-template-columns: 1fr;
            }
            
            .nav-link {
                padding: 0.7rem 1rem;
                font-size: 0.9rem;
            }
        }

        

        .data-stream {
    position: fixed; /* Alterado de absolute para fixed */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -2;
    pointer-events: none;
}

        .data-bit {
    position: absolute;
    font-family: monospace;
    color: rgba(0, 240, 255, 0.3);
    font-size: 1rem;
    animation: fall linear infinite;
    user-select: none;
    will-change: transform; /* Otimização de performance */
}

@keyframes fall {
    0% { transform: translateY(-100px) translateX(0); opacity: 0; }
    10% { opacity: 0.7; }
    90% { opacity: 0.7; }
    100% { transform: translateY(100vh) translateX(20px); opacity: 0; }
}

.quantum-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .quantum-nav {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .quantum-nav {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .quantum-card {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .quantum-nav {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.7rem 1rem;
        font-size: 0.9rem;
    }
}

.quantum-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .quantum-nav {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .quantum-nav {
        grid-template-columns: 1fr;
    }
}