/* Chat Overlay */
.chat-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 998;
    backdrop-filter: blur(var(--dimen-xs));
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Chat Container */
.chat-container {
    position: fixed;
    bottom: var(--dimen-lg);
    right: var(--dimen-lg);
    width: 90%;
    max-width: 380px;
    height: 70vh;
    background: var(--canvas-color);
    border-radius: var(--dimen-lg);
    display: none;
    flex-direction: column;
    z-index: 999;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
    opacity: 0;
    transform: scale(0);
    transform-origin: bottom right;
}

/* Chat Header */
.chat-header {
    padding: var(--dimen-md);
    text-align: center;
    border-radius: var(--dimen-md) var(--dimen-md) 0 0;
}

.chat-header h3 {
    margin: 0;
    font-size: var(--dimen-lg);
    font-weight: 600;
}

/* Chat Messages Container */
.chat-messages {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--dimen-sm);
    padding: var(--dimen-lg);
    overflow-y: auto;
}

/* Chat Footer */
.chat-footer {
    padding: var(--dimen-md) var(--dimen-lg);
}


/* System Message */
.message-system {
    padding: var(--dimen-sm) var(--dimen-md);
    border-radius: var(--dimen-sm);
    background: var(--accent-color-11);
    color: var(--primary-color);
    text-align: center;
    font-size: 13px;
    font-style: italic;
    align-self: center;
    max-width: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--dimen-sm);
}

/* Circular Loader */
.loader {
    width: 16px;
    height: 16px;
    border: 2px solid var(--accent-color-11);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Message Bubble Base */
.message-bubble {
    padding: var(--dimen-sm) var(--dimen-md);
    border-radius: var(--dimen-lg);
    word-wrap: break-word;
    max-width: 75%;
}

/* User Message */
.message-user {
    background: var(--primary-color);
    color: var(--canvas-color);
    align-self: flex-end;
    margin-left: var(--dimen-xxl);
    border-bottom-right-radius: var(--dimen-xs);
}

/* Agent Message */
.message-agent {
    background: var(--hover-color);
    margin-right: var(--dimen-xxl);
    border-bottom-left-radius: var(--dimen-xs);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Interim Message (Faded) */
.message-interim {
    opacity: 0.7;
}

/* Message Label */
.message-label {
    font-size: 11px;
    opacity: 0.7;
    margin-bottom: var(--dimen-xs);
    font-weight: 600;
}

/* Message Content */
.message-content {
    font-size: 14px;
    line-height: 1.5;
}

/* Interim Content (Italic) */
.message-content-interim {
    font-style: italic;
}

/* Animation States */
.chat-overlay.show {
    opacity: 1;
}

.chat-container.show {
    opacity: 1;
    transform: scale(1);
}

/* Fixed Floating Button */
.floating-demo-btn {
    position: fixed;
    bottom: var(--dimen-lg);
    right: var(--dimen-lg);
    z-index: 97;
    opacity: 0;
    transform: scale(0);
    pointer-events: none;
    transition: opacity 300ms ease, transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.floating-demo-btn.show {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

/* Feedback Popup - Smaller separate popup */
.feedback-popup {
    max-width: 90%;
    width: 420px;
    height: auto;
    transition: all 300ms ease;
    padding: var(--dimen-lg);
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

.feedback-content {
    text-align: center;
    width: 100%;
}

.feedback-title {
    font-weight: 600;
    margin-bottom: var(--dimen-lg);
    color: var(--text-body);
}

/* Feedback Alert Badge */
.feedback-alert {
    background: var(--danger-color-dark);
    color: var(--canvas-color);
    padding: var(--dimen-sm) var(--dimen-md);
    border-radius: var(--dimen-xxl);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--dimen-md);
    display: inline-block;
}

/* Shake Animation */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(calc(-1 * var(--dimen-xs)));
    }
    20%, 40%, 60%, 80% {
        transform: translateX(var(--dimen-xs));
    }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* Star Rating */
.star-rating {
    display: flex;
    gap: var(--dimen-sm);
    justify-content: center;
    margin-bottom: var(--dimen-xl);
}

.star {
    font-size: var(--dimen-xxl);
    color: var(--divider-color);
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.star:hover {
    transform: scale(1.2);
    transition: all 0.2s ease;
}

.star.hover,
.star.selected {
    color: var(--accent-color);
}

/* Feedback Buttons */
.feedback-buttons {
    display: flex;
    gap: var(--dimen-md);
    justify-content: center;
}


.feedback-buttons .btn {
    flex: 1;
}