.header {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0.8rem 5%;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: #2a5daa;
    border-radius: 50%;
    position: relative;
    margin-right: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 24px;
    box-shadow: 0 4px 8px rgba(42, 93, 170, 0.3);
}

.logo-text {
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(45deg, #2a5daa, #4a86e8);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: 1px;
}

.logo-subtext {
    font-size: 0.9rem;
    color: #2a5daa;
    margin-top: -4px;
    letter-spacing: 3px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    color: #2a5daa;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #2a5daa;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Responsive styles */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .logo-subtext {
        font-size: 0.8rem;
    }
}