:root {
    --cevia-blue: #0a87c3;
    --cevia-gold: #d6b83b;
}

body {
    min-height: 100vh;
    background: linear-gradient(135deg, #f8f9fa 0%, #e7f0e7 100%);
    position: relative;
    padding: 40px 0;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(10, 135, 195, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(214, 184, 59, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.auth-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.auth-logo {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.auth-logo:hover {
    transform: scale(1.05);
}

.form-control:focus {
    border-color: var(--cevia-blue);
    box-shadow: 0 0 0 0.25rem rgba(10, 135, 195, 0.15);
}

.btn-cevia-primary {
    background: linear-gradient(135deg, var(--cevia-blue) 0%, #086a99 100%);
    border: none;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-cevia-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(10, 135, 195, 0.3);
    color: white;
}

.text-cevia {
    color: var(--cevia-blue);
}

.text-cevia:hover {
    color: #086a99;
}

.invalid-feedback {
    display: block;
}

.alert {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .auth-card {
        margin: 20px;
    }
}