/* ============================================
   Loader global del sistema
   ============================================ */

#dm-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

#dm-loader-overlay.visible {
    opacity: 1;
    visibility: visible;
}

#dm-loader-overlay .dm-loader-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

#dm-loader-overlay .dm-loader-img {
    border-radius: 50%;
    object-fit: contain;
    animation: dm-loader-pulse 1.2s ease-in-out infinite;
}

#dm-loader-overlay .dm-loader-img.no-anim {
    animation: none;
}

#dm-loader-overlay .dm-loader-ring {
    border-radius: 50%;
    border-style: solid;
    border-top-color: transparent;
    animation: dm-loader-spin 0.8s linear infinite;
}

#dm-loader-overlay .dm-loader-text {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* Fallback: spinner puro cuando no hay imagen */
#dm-loader-overlay .dm-loader-fallback {
    border-radius: 50%;
    border-style: solid;
    border-top-color: transparent;
    animation: dm-loader-spin 0.8s linear infinite;
}

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

@keyframes dm-loader-pulse {
    0%, 100% { transform: scale(1);   opacity: 0.9; }
    50%      { transform: scale(1.06); opacity: 1;   }
}

/* Suavidad al texto */
#dm-loader-overlay .dm-loader-text {
    transition: color 0.3s ease;
}