/* Styles pour le sélecteur de réactions */

.reaction-picker {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    gap: 8px;
    animation: slideInUp 0.3s ease-out;
    z-index: 1000;
}

.reaction-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 12px;
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
    min-width: 60px;
}

.reaction-option:hover {
    background: var(--bg-hover);
    transform: scale(1.1);
}

.reaction-emoji {
    font-size: 24px;
    margin-bottom: 4px;
    transition: var(--transition);
}

.reaction-option:hover .reaction-emoji {
    transform: scale(1.2);
}

.reaction-name {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.reaction-option:hover .reaction-name {
    color: var(--primary-color);
}

/* États des boutons d'action */
.post-action.saved {
    background: var(--accent-color);
    color: white;
}

.post-action.reacted {
    background: var(--primary-color);
    color: white;
}

.post-action.reacted .icon {
    animation: bounce 0.6s ease-in-out;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Améliorations des boutons d'action */
.post-action {
    position: relative;
    overflow: hidden;
}

.post-action::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.post-action:active::after {
    width: 300px;
    height: 300px;
}

/* Animations pour les interactions */
.post-action.like-btn.liked {
    animation: heartBeat 0.6s ease-in-out;
}

.post-action.share-btn.shared {
    animation: shareAnimation 0.6s ease-in-out;
}

@keyframes shareAnimation {
    0% { transform: rotate(0deg) scale(1); }
    25% { transform: rotate(-10deg) scale(1.1); }
    50% { transform: rotate(10deg) scale(1.1); }
    75% { transform: rotate(-5deg) scale(1.05); }
    100% { transform: rotate(0deg) scale(1); }
}

/* Effet de vague pour les boutons */
.post-action {
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    background-size: 200% 200%;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.post-action:hover {
    animation: none;
    background: var(--primary-color);
}

/* Styles pour les filtres améliorés */
.filter-btn {
    position: relative;
    overflow: hidden;
}

.filter-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.filter-btn:hover::after {
    left: 100%;
}

.filter-btn.active::after {
    display: none;
}

/* Effet de particules pour les likes */
.post-action.like-btn.liked::before {
    content: '❤️';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 20px;
    animation: floatUp 1s ease-out forwards;
    pointer-events: none;
}

@keyframes floatUp {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(-30px);
    }
}

/* Responsive pour les réactions */
@media (max-width: 768px) {
    .reaction-picker {
        flex-wrap: wrap;
        gap: 6px;
        padding: 8px;
    }
    
    .reaction-option {
        min-width: 50px;
        padding: 6px 8px;
    }
    
    .reaction-emoji {
        font-size: 20px;
    }
    
    .reaction-name {
        font-size: 10px;
    }
    
    .post-actions-bar {
        flex-wrap: wrap;
    }
    
    .post-action {
        flex: 1 1 calc(50% - 4px);
        margin-bottom: 8px;
    }
}

/* Mode sombre pour les réactions */
@media (prefers-color-scheme: dark) {
    .reaction-picker {
        background: #242526;
        border-color: #3a3b3c;
    }
    
    .reaction-option:hover {
        background: #3a3b3c;
    }
    
    .reaction-name {
        color: #b0b3b8;
    }
    
    .reaction-option:hover .reaction-name {
        color: var(--primary-color);
    }
}