#EnvisionChatLaunchButton {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 52px;
    height: 52px;
    border: 0;
    border-radius: 50%;
    background: var(--ThemeButtonBackground, #0d6efd);
    color: var(--ThemeButtonFontColor, #ffffff);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    z-index: 1040;
}

#EnvisionChatLaunchButton:hover {
    filter: brightness(1.05);
}

.EnvisionChatSidebar {
    --envision-chat-sidebar-width: min(420px, 90vw);
    width: min(420px, 90vw);
    max-width: 95vw;
    background-color: var(--ThemeBackground);
    color: var(--ThemeFontColor);
    z-index: 1046;
    border-left: 1px solid rgba(127, 127, 127, 0.2);
}

.EnvisionChatSidebar.show,
.EnvisionChatSidebar.showing,
.EnvisionChatSidebar.hiding {
    width: var(--envision-chat-sidebar-width);
}

.EnvisionChatResizeHandle {
    position: absolute;
    top: 0;
    left: 0;
    width: 12px;
    height: 100%;
    cursor: ew-resize;
    z-index: 2;
}

.EnvisionChatResizeHandle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 4px;
    transform: translateY(-50%);
    width: 4px;
    height: 56px;
    border-radius: 999px;
    background-color: rgba(127, 127, 127, 0.35);
}

.EnvisionChatResizeHandle:hover::after,
.EnvisionChatSidebar.EnvisionChatSidebarResizing .EnvisionChatResizeHandle::after {
    background-color: rgba(13, 110, 253, 0.6);
}

.EnvisionChatHeader {
    border-bottom: 1px solid rgba(127, 127, 127, 0.2);
}

.EnvisionChatHeaderMeta {
    display: flex;
    gap: 8px;
    font-size: 12px;
    opacity: 0.8;
}

.EnvisionChatBody {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-bottom: 8px;
    overflow: hidden;
    position: relative;
}

.EnvisionChatMessages {
    flex: 1 1 auto;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 120px;
}

.EnvisionChatMessage {
    padding: 12px 14px;
    border-radius: 14px;
    max-width: 92%;
    white-space: pre-wrap;
    word-break: break-word;
}

.EnvisionChatMessageUser {
    align-self: flex-end;
    background-color: rgba(13, 110, 253, 0.16);
}

.EnvisionChatMessageAssistant {
    align-self: flex-start;
    background-color: rgba(127, 127, 127, 0.12);
}

.EnvisionChatMessageRole {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 6px;
    opacity: 0.8;
}

.EnvisionChatMessageContent {
    font-size: 14px;
    line-height: 1.45;
}

.EnvisionChatMessageContentCollapsed {
    display: -webkit-box;
    -webkit-line-clamp: 12;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.EnvisionChatMessageContentExpanded {
    display: block;
    overflow: visible;
}

.EnvisionChatMessageToggle {
    margin-top: 8px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--ThemeIconColor, #0d6efd);
    font-size: 12px;
    font-weight: 600;
    text-align: left;
}

.EnvisionChatMessageToggle:hover {
    color: var(--ThemeIconColorHover, var(--ThemeIconColor, #0d6efd));
}

.EnvisionChatEmptyState {
    font-size: 14px;
    opacity: 0.75;
}

.EnvisionChatStatusText {
    min-height: 20px;
    font-size: 12px;
    opacity: 0.8;
}

.EnvisionChatSectionTitle {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    opacity: 0.75;
    margin-bottom: 0;
}

.EnvisionChatToolActivityPanel,
.EnvisionChatDocumentsPanel,
.EnvisionChatConfirmationPanel {
    border-top: 1px solid rgba(127, 127, 127, 0.2);
    padding-top: 12px;
}

.EnvisionChatToolActivityPanel.EnvisionChatToolActivityPanelExpanded {
    position: absolute;
    inset: 0;
    z-index: 10;
    background-color: var(--ThemeBackground);
    border-top: none;
    padding: 16px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.EnvisionChatToolActivityPanel.EnvisionChatToolActivityPanelExpanded .EnvisionChatSectionContent {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.EnvisionChatToolActivityPanel.EnvisionChatToolActivityPanelExpanded .EnvisionChatToolActivityList {
    flex: 1 1 0;
    min-height: 0;
    max-height: none;
}

.EnvisionChatSectionToggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    text-align: left;
}

.EnvisionChatSectionToggle:hover {
    opacity: 0.9;
}

.EnvisionChatSectionChevron {
    font-size: 14px;
    opacity: 0.75;
    line-height: 1;
}

.EnvisionChatSectionContent {
    margin-top: 10px;
}

.EnvisionChatDocumentToolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.EnvisionChatDocumentHint {
    font-size: 12px;
    line-height: 1.4;
    opacity: 0.75;
    margin-bottom: 8px;
}

.EnvisionChatDocumentList {
    max-height: 120px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.EnvisionChatDocumentItem {
    border: 1px solid rgba(127, 127, 127, 0.18);
    border-radius: 10px;
    padding: 8px 10px;
    background-color: rgba(127, 127, 127, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.EnvisionChatDocumentMeta {
    min-width: 0;
}

.EnvisionChatDocumentName {
    font-size: 13px;
    font-weight: 600;
    word-break: break-word;
}

.EnvisionChatDocumentDetails,
.EnvisionChatDocumentEmpty {
    font-size: 12px;
    line-height: 1.4;
    opacity: 0.85;
    word-break: break-word;
}

.EnvisionChatToolActivityList {
    max-height: 180px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.EnvisionChatToolActivityItem {
    border: 1px solid rgba(127, 127, 127, 0.18);
    border-radius: 10px;
    padding: 10px;
    background-color: rgba(127, 127, 127, 0.06);
}

.EnvisionChatToolActivityToggle {
    margin-top: 6px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--ThemeIconColor, #0d6efd);
    font-size: 12px;
    font-weight: 600;
    text-align: left;
}

.EnvisionChatToolActivityToggle:hover {
    color: var(--ThemeIconColorHover, var(--ThemeIconColor, #0d6efd));
}

.EnvisionChatToolActivityDetails {
    margin: 6px 0 0 0;
    padding: 8px;
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.08);
    color: inherit;
    font-size: 12px;
    line-height: 1.4;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 220px;
    overflow: auto;
}

.EnvisionChatToolActivityHeader {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}

.EnvisionChatToolActivityName {
    font-size: 13px;
    font-weight: 600;
}

.EnvisionChatToolActivityStatus {
    font-size: 11px;
    border-radius: 999px;
    padding: 2px 8px;
    text-transform: uppercase;
}

.EnvisionChatToolActivityStatusSuccess,
.EnvisionChatToolActivityStatusConfirmed {
    background-color: rgba(25, 135, 84, 0.16);
    color: #198754;
}

.EnvisionChatToolActivityStatusFailed {
    background-color: rgba(220, 53, 69, 0.16);
    color: #dc3545;
}

.EnvisionChatToolActivityText,
.EnvisionChatConfirmationSummary,
.EnvisionChatToolActivityEmpty {
    font-size: 12px;
    line-height: 1.4;
    white-space: pre-wrap;
    word-break: break-word;
    opacity: 0.9;
    max-height: 80px;
    overflow-y: auto;
}

.EnvisionChatComposer {
    border-top: 1px solid rgba(127, 127, 127, 0.2);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.EnvisionChatComposerButtons {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}