/* ============================================================
   Filtros de productos – Estilos v1.3.0
   ============================================================ */

:root {
    --pf-primary:       #00c19c;
    --pf-primary-hover: #00a886;
    --pf-text:          #1a1a2e;
    --pf-muted:         #6b7280;
    --pf-border:        #00c19c;
    --pf-bg:            #f8faff;
    --pf-radius:        8px;
    --pf-radius-sm:     5px;
    --pf-shadow:        0 2px 10px rgba(0, 89, 179, .08);
    --pf-transition:    .2s ease;
}

/* ── Selects ──────────────────────────────────────────────── */
.pharma-select {
    appearance: none;
    -webkit-appearance: none;
    background-color: #fff;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .75rem center;
    border: 1.5px solid var(--pf-border);
    border-radius: var(--pf-radius-sm);
    padding: .5rem 2.25rem .5rem .75rem;
    width: 100%;
    font-size: .9rem;
    color: var(--pf-text);
    transition: border-color var(--pf-transition), box-shadow var(--pf-transition);
    cursor: pointer;
}

.pharma-select:focus {
    outline: none;
    border-color: var(--pf-primary);
    box-shadow: 0 0 0 3px rgba(0, 193, 156, .15);
}

/* ── Grupo checkboxes ─────────────────────────────────────── */
.pharma-filter-group--checks .pharma-filter-label {
    display: block;
    margin-bottom: .1rem;
}

.pharma-check-group {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

.pharma-check-label {
    display: flex;
    align-items: center;
    gap: .4rem;
    cursor: pointer;
    font-size: .9rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.3;
    user-select: none;
}

.pharma-check-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.pharma-check-box {
    flex-shrink: 0;
    width: 1.1rem;
    height: 1.1rem;
    border: 1px solid var(--pf-border);
    border-radius: 0;
    background: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--pf-transition), border-color var(--pf-transition);
}

.pharma-check-box::after {
    content: '';
    display: block;
    width: .35rem;
    height: .6rem;
    border: 2px solid #fff;
    border-top: none;
    border-left: none;
    transform: rotate(45deg) translateY(-1px);
    opacity: 0;
    transition: opacity var(--pf-transition);
}

.pharma-check-label input[type="checkbox"]:checked + .pharma-check-box {
    background: var(--pf-primary);
    border-color: var(--pf-primary);
}

.pharma-check-label input[type="checkbox"]:checked + .pharma-check-box::after {
    opacity: 1;
}

.pharma-check-label input[type="checkbox"]:focus-visible + .pharma-check-box {
    outline: 3px solid rgba(0, 193, 156, .35);
    outline-offset: 2px;
}

.pharma-check-label:hover .pharma-check-box {
    border-color: var(--pf-primary);
}

/* ── Botones ──────────────────────────────────────────────── */
.pharma-filter-actions {
    display: flex;
    gap: .5rem;
    margin-top: .25rem;
}

/* ── Loading ──────────────────────────────────────────────── */
.pharma-loading {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1.5rem;
    color: var(--pf-muted);
    font-size: .9rem;
}

.pharma-spinner {
    display: inline-block;
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid var(--pf-border);
    border-top-color: var(--pf-primary);
    border-radius: 50%;
    animation: pf-spin .7s linear infinite;
    flex-shrink: 0;
}

@keyframes pf-spin {
    to { transform: rotate(360deg); }
}

/* ── Sin resultados / error ───────────────────────────────── */
.pharma-no-results,
.pharma-error {
    padding: 1.25rem;
    border: 1.5px dashed var(--pf-border);
    border-radius: var(--pf-radius);
    color: var(--pf-muted);
    text-align: center;
    font-size: .9rem;
}

/* ── Overlay Elementor Loop Grid ─────────────────────────── */
.pharma-elementor-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .75rem;
    background: rgba(255, 255, 255, .55);
    backdrop-filter: blur(2px);
    z-index: 99;
    border-radius: var(--pf-radius);
    font-size: .9rem;
    color: var(--pf-muted);
    pointer-events: none;
}

/* ── Responsivo ───────────────────────────────────────────── */
@media (min-width: 768px) {
    .woocommerce-page:not(.woocommerce-sidebar) .pharma-filter-form {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-end;
    }

    .woocommerce-page:not(.woocommerce-sidebar) .pharma-filter-group {
        flex: 1 1 180px;
    }

    .woocommerce-page:not(.woocommerce-sidebar) .pharma-filter-actions {
        flex: 0 0 auto;
        margin-top: 0;
        align-self: flex-end;
    }
}