.btn-premium {
    background: linear-gradient(135deg, #000000ff 0%, #5b5b5bff 100%);
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -5px rgba(244, 122, 97, 0.5);
}

.input-premium:focus {
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 1);
    box-shadow:
        0 40px 100px -20px rgba(0, 0, 0, 0.08),
        0 20px 40px -10px rgba(0, 0, 0, 0.04);
}

.floating-shape {
    position: absolute;
    z-index: 1;
    filter: blur(100px);
    opacity: 0.4;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease-out;
}