/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background: #0a0a1a;
    color: #e0e0ff;
    line-height: 1.6;
}

/* Navigation */
header {
    background: rgba(10, 10, 26, 0.9);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #00ff88;
    text-transform: uppercase;
}

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

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: #e0e0ff;
    text-decoration: none;
    transition: color 0.3s;
}

nav ul li a:hover, nav ul li a.active {
    color: #00ff88;
}

.btn {
    background: #00ff88;
    color: #0a0a1a;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
}

.btn:hover {
    background: #00cc66;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 5%;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero .btn {
    font-size: 1.1rem;
    padding: 0.75rem 2rem;
}

.quantum-animation {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    animation: pulse 10s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.2; }
}

.hero.animate {
    animation: fadeIn 1s ease-in;
}

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

/* Features Section */
.features {
    padding: 5rem 5%;
    text-align: center;
    background: #12122a;
}

.features h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #00ff88;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(20, 20, 40, 0.8);
    padding: 2rem;
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #00ff88;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 1rem;
    color: #c0c0ff;
}

/* Content Section */
.content {
    padding: 8rem 5% 5rem;
    max-width: 800px;
    margin: 0 auto;
}

.content h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #00ff88;
}

.content p, .content ul {
    margin-bottom: 1rem;
    color: #c0c0ff;
}

.content ul li {
    list-style: disc;
    margin-left: 2rem;
}

.content a {
    color: #00ff88;
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

.faq-item {
    margin-bottom: 2rem;
}

.faq-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: #0a0a1a;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid #00ff88;
}

footer p {
    color: #c0c0ff;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul li {
        margin-left: 0;
    }

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

    .hero p {
        font-size: 1rem;
    }
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        cursor: pointer;
        width: 30px;
        height: 24px;
        z-index: 100;
        margin-left: auto;
        margin-top: -10px;
    }

    .menu-toggle span {
        background-color: #fff;
        height: 3px;
        width: 100%;
        border-radius: 2px;
    }

    .nav-center {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 60px;
        right: 0;
        background: #222;
        width: 100%;
        padding: 10px 0;
        text-align: center;
        box-shadow: 0px 5px 10px rgba(0, 0, 0, 0.3);
        z-index: 1;
    }

    .nav-center.nav-active {
        display: flex;
    }

    .nav-center li {
        margin: 10px 0;
    }
}