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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #232526 0%, #414345 100%);
    min-height: 100vh;
    color: #f1f1f1;
}

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

header {
    text-align: center;
    margin-bottom: 50px;
    color: #f1f1f1;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
    color: #cccccc;
}

.main-menu {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.menu-item {
    background: #232526;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.menu-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.8);
}

.menu-link {
    display: block;
    padding: 40px 30px;
    text-decoration: none;
    color: #f1f1f1;
    text-align: center;
}

.menu-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    color: #a3a3ff;
}

.menu-link h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: #a3a3ff;
}

.menu-link p {
    color: #cccccc;
    font-size: 1rem;
    line-height: 1.5;
}

/* Back button styling */
.back-btn {
    display: inline-block;
    padding: 10px 20px;
    background: #232526;
    color: #a3a3ff;
    text-decoration: none;
    border-radius: 25px;
    margin-bottom: 20px;
    transition: background 0.3s ease;
    border: 1px solid #a3a3ff;
}

.back-btn:hover {
    background: #414345;
    color: #fff;
}

.btn {
    padding: 12px 16px;
    border: 2px solid #a3a3ff;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #232526;
    color: #a3a3ff;
}

.btn.btn-primary {
    background: #a3a3ff;
    color: #232526;
}

.btn.btn-primary:hover {
    background: #6b6dd2;
    color: #fff;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    header h1 {
        font-size: 2rem;
        color: #f1f1f1;
    }
    
    .main-menu {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .menu-link {
        padding: 30px 20px;
        color: #f1f1f1;
    }
    
    .menu-icon {
        font-size: 3rem;
        color: #a3a3ff;
    }
    
    .menu-link h3 {
        font-size: 1.5rem;
        color: #a3a3ff;
    }
}