body {
    margin: 0;
    overflow: hidden;
    font-family: 'Fira Sans', sans-serif;
}

.video-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: -1;
}

.logo-wrapper {
    position: absolute;
    top: 30px;
    left: 0;
    right: 0;
    text-align: center;
}

.logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
}

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* ALERTAS VISUALES */
.alert-custom {
    border-radius: 16px;
    padding: 14px;
    font-size: 14px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInUp 0.4s ease;
}

.alert-danger-custom {
    background: rgba(220, 53, 69, 0.12);
    color: #dc3545;
}

.alert-success-custom {
    background: rgba(25, 135, 84, 0.12);
    color: #198754;
}

.alert-warning-custom {
    background: rgba(255, 193, 7, 0.12);
    color: #856404;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.btn-loading {
    pointer-events: none;
    opacity: 0.8;
}