/* Fondo oscuro translúcido para el modal */
.modern-messages-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: overlayFadeIn 0.3s ease-out forwards;
}

@keyframes overlayFadeIn {
    to { opacity: 1; }
}

.modern-messages-overlay.hiding {
    animation: overlayFadeOut 0.3s ease-out forwards;
}

@keyframes overlayFadeOut {
    to { opacity: 0; }
}

.modern-messages-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 90%;
    max-width: 450px;
}

/* Tarjeta principal estilo Glass/Modal */
.modern-message-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 24px 28px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: flex-start;
    gap: 18px;
    position: relative;
    overflow: hidden;
    transform: translateY(30px) scale(0.95);
    opacity: 0;
    animation: cardPopIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    animation-delay: 0.1s;
}

@keyframes cardPopIn {
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

/* Colores e iconos */
.message-icon-area {
    font-size: 2.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.alert-success .message-icon-area { color: #10B981; }
.alert-error .message-icon-area { color: #EF4444; }
.alert-warning .message-icon-area { color: #F59E0B; }
.alert-info .message-icon-area { color: #3B82F6; }

/* Texto */
.message-content-area {
    flex-grow: 1;
    padding-top: 2px;
}

.message-title {
    margin: 0 0 4px 0;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.15rem;
    color: #0F172A;
}

.message-text {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.5;
}

/* Botón cerrar */
.message-close-btn {
    background: transparent;
    border: none;
    color: #94A3B8;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 6px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
    position: absolute;
    top: 15px;
    right: 15px;
}

.message-close-btn:hover {
    background: #F1F5F9;
    color: #0F172A;
}

/* Barra de progreso animada */
.message-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: #F1F5F9;
}

.message-progress-bar {
    height: 100%;
    width: 100%;
    transform-origin: left;
    animation: progressShrink 4s linear forwards;
}

.alert-success .message-progress-bar { background: #10B981; }
.alert-error .message-progress-bar { background: #EF4444; }
.alert-warning .message-progress-bar { background: #F59E0B; }
.alert-info .message-progress-bar { background: #3B82F6; }

@keyframes progressShrink {
    from { width: 100%; }
    to { width: 0%; }
}