/* Chat Widget */
.chat-widget-fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background-color: #0d6efd;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s ease-in-out;
}

.chat-widget-fab:hover {
    transform: scale(1.1);
}

.chat-window {
    position: fixed;
    bottom: 7rem;
    right: 2rem;
    width: 370px;
    max-width: 90vw;
    height: 500px;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    opacity: 0;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
    transform-origin: bottom right;
    display: none; /* Initially hidden */
}

.chat-window.open {
    display: flex; /* Show when open */
    transform: scale(1);
    opacity: 1;
}

.chat-header {
    background: linear-gradient(to right, #0d6efd, #4ea8ff);
    color: white;
    padding: 1rem;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.chat-body {
    flex-grow: 1;
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.chat-message {
    padding: 0.5rem 1rem;
    border-radius: 1.25rem;
    max-width: 80%;
    line-height: 1.5;
}

.chat-message.user {
    background-color: #0d6efd;
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 0.25rem;
}

.chat-message.bot {
    background-color: #e9ecef;
    color: #333;
    align-self: flex-start;
    border-bottom-left-radius: 0.25rem;
}

.chat-footer {
    padding: 1rem;
    border-top: 1px solid #dee2e6;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
}

.typing-indicator .dot {
    width: 8px;
    height: 8px;
    margin: 0 2px;
    background-color: #adb5bd;
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator .dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator .dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1.0);
    }
}