@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-5px);
    }
    75% {
        transform: translateX(5px);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease-out;
}

.animate-slideUp {
    animation: slideUp 0.3s ease-out;
}

.animate-slideInLeft {
    animation: slideInLeft 0.3s ease-out;
}

.animate-slideInRight {
    animation: slideInRight 0.3s ease-out;
}

.animate-pulse-slow {
    animation: pulse 2s infinite;
}

.typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #9ca3af;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
    animation-delay: -0.16s;
}

.message-bubble {
    max-width: 70%;
    word-wrap: break-word;
}

@media (max-width: 640px) {
    .message-bubble {
        max-width: 85%;
    }
}

.scrollbar-hide::-webkit-scrollbar {
    display: none;
}

.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.hover-scale {
    transition: transform 0.2s;
}

.hover-scale:hover {
    transform: scale(1.02);
}

.active-chat {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.toast-notification {
    animation: slideInRight 0.3s ease-out;
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

.fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}