@import '../theme.css';

/* * Classe helper aplicada (via JS) ao elemento pai
 * (ex: body, .container, .modal__content)
 * para garantir o posicionamento correto do overlay.
 */
.is-loading-target {
    position: relative;
    overflow: hidden;
}

.loader__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9000;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--transition-speed),
        visibility var(--transition-speed);
}

.loader__overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* Variante Fullpage: Usada para a carga inicial do App */
.loader--fullpage {
    position: fixed; /* Cobre a tela inteira */
    background-color: var(--modal-backdrop-bg); /* Fundo escuro semi-transparente */
    color: var(--color-text-bright);
}

/* Variante Inset: Usada para Modais, Painéis, etc. */
.loader--inset {
    position: absolute; /* Cobre apenas o elemento pai */
    background-color: var(--modal-backdrop-blur-bg); /* Fundo mais claro, com blur */
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    color: var(--color-text-primary);
    border-radius: var(--border-radius-base);
}

.loader__spinner {
    border: 4px solid var(--color-bg-hover);
    border-top-color: var(--color-accent-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: loader-spin 1s linear infinite;
    margin-bottom: var(--spacing-4);
}

.loader__message {
    font-size: var(--font-size-base);
    font-weight: 600;
}

@keyframes loader-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}