.header {
    background: linear-gradient(135deg, #8F0728 0%, #B91E3C 100%);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    padding: 15px 25px;
    align-items: center;
}

.header a {
    text-decoration: none;
}

.header a:hover div {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.login {
    background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 25px;
    padding: 12px 24px;
    color: #FFFFFF;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.login:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.25), rgba(255,255,255,0.1));
    transform: translateY(-1px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    border-color: rgba(255,255,255,0.5);
}