/* ==========================================================================
   1. OVERLAY CINEMÁTICA E LAYOUT DO LIGHTBOX
   ========================================================================== */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lightbox-overlay.lightbox-active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-toolbar {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1rem 2rem;
    background-color: rgba(0, 0, 0, 0.4);
}

.lightbox-btn {
    background: transparent;
    border: none;
    color: #ffffff;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
}

.lightbox-btn:hover {
    color: #06b6d4;
}

.lightbox-btn.close-btn:hover {
    color: #ef4444;
}

/* ==========================================================================
   2. ÁREA DE VIEWPORT GRÁFICA DO FRAME AMPLIADO
   ========================================================================== */
.lightbox-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    padding: 2rem;
}

.lightbox-content img {
    max-width: 95%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 0.25rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}