/**
 * Filtre Bleu pour Revolution Slider
 * Solution simple et efficace
 */

/* ========== CONTAINER PRINCIPAL ========== */
.viewfinder-slider {
    position: relative;
    overflow: hidden;
}

/* ========== FILTRE BLEU SUR TOUT LE SLIDER ========== */
.viewfinder-slider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 4, 67, 0.92) 0%,
        rgba(15, 10, 85, 0.88) 25%,
        rgba(26, 20, 100, 0.85) 50%,
        rgba(15, 10, 85, 0.88) 75%,
        rgba(10, 4, 67, 0.92) 100%
    );
    z-index: 5;
    pointer-events: none;
}

/* ========== VIGNETTE ========== */
.viewfinder-slider::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        transparent 0%,
        transparent 40%,
        rgba(10, 4, 67, 0.4) 80%,
        rgba(10, 4, 67, 0.6) 100%
    );
    z-index: 6;
    pointer-events: none;
}

/* ========== TEXTE AU-DESSUS DU FILTRE ========== */
.viewfinder-slider .tp-caption,
.viewfinder-slider .tp-layer,
.viewfinder-slider .rs-layer {
    z-index: 10 !important;
}

/* ========== AMÉLIORER LA LISIBILITÉ ========== */
.viewfinder-slider .tp-caption,
.viewfinder-slider .rs-layer,
.viewfinder-slider h1,
.viewfinder-slider h2,
.viewfinder-slider h3,
.viewfinder-slider p {
    text-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 4px 16px rgba(0, 0, 0, 0.4) !important;
}

/* ========== CONTRÔLES DE NAVIGATION ========== */
.viewfinder-slider .tp-leftarrow,
.viewfinder-slider .tp-rightarrow,
.viewfinder-slider .tp-bullets,
.viewfinder-slider .tp-tab,
.viewfinder-slider .tparrows {
    z-index: 15 !important;
    pointer-events: auto !important;
}

/* ========== ANIMATION ========== */
@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.96; }
}

.viewfinder-slider::before {
    animation: gradientShift 15s ease-in-out infinite;
}

/* ========== RESPONSIVE - TABLETTE ========== */
@media (max-width: 1024px) {
    .viewfinder-slider::before {
        background: linear-gradient(
            135deg,
            rgba(10, 4, 67, 0.88) 0%,
            rgba(26, 20, 100, 0.82) 50%,
            rgba(10, 4, 67, 0.88) 100%
        );
    }
}

/* ========== RESPONSIVE - MOBILE ========== */
@media (max-width: 768px) {
    .viewfinder-slider::before {
        background: linear-gradient(
            180deg,
            rgba(10, 4, 67, 0.85) 0%,
            rgba(26, 20, 100, 0.78) 50%,
            rgba(10, 4, 67, 0.85) 100%
        );
    }
    
    .viewfinder-slider::after {
        background: radial-gradient(
            ellipse at center,
            transparent 0%,
            rgba(10, 4, 67, 0.25) 100%
        );
    }
}

/* ========== ACCESSIBILITÉ ========== */
@media (prefers-reduced-motion: reduce) {
    .viewfinder-slider::before {
        animation: none !important;
    }
}