/* ══════════════════════════════════════════
   SPA – paneles (sin barra duplicada: el menú
   principal ya enlaza con ?tab=)
══════════════════════════════════════════ */

.etg-spa-wrapper {
    min-height: 50vh;
    background: var(--h-off, #f4f7fb);
}

/* ── Paneles ────────────────────────────── */
.tabs-panels {
    min-height: 40vh;
}

.tabs-panel {
    display: none;
    animation: etg-fadeIn 0.35s ease;
}

.tabs-panel.is-active {
    display: block;
}

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

/* ── Carga AJAX ─────────────────────────── */
.etg-panel-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 420px;
    padding: 48px 20px;
    background: linear-gradient(165deg, var(--h-navy, #03102b) 0%, #061e47 50%, #0a2d52 100%);
    position: relative;
    overflow: hidden;
}

.etg-panel-loading::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(0, 107, 179, 0.2), transparent 55%);
    pointer-events: none;
}

.etg-spinner {
    position: relative;
    z-index: 1;
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--h-blue-lt, #2196d9);
    border-radius: 50%;
    animation: etg-spin 0.72s linear infinite;
}

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

.etg-panel-error {
    position: relative;
    z-index: 1;
    max-width: 28rem;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.95rem;
    line-height: 1.5;
}