Extn-AIChatPanel.less

/*
 * GNU AGPL-3.0 License
 *
 * Copyright (c) 2021 - present core.ai . All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see https://opensource.org/licenses/AGPL-3.0.
 *
 */

/* AI Chat Panel — sidebar chat UI for Claude Code integration */

.ai-tab-container {
    display: flex;
    flex-direction: column;
    -webkit-box-flex: 1;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.ai-chat-panel {
    display: flex;
    flex-direction: column;
    -webkit-box-flex: 1;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    background-color: @bc-ai-sidebar-bg;
    color: @project-panel-text-1;
    font-size: @sidebar-content-font-size;
    container-type: inline-size;
}

/* ── Header ─────────────────────────────────────────────────────────── */
.ai-chat-header {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 10px 10px 9px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    flex-shrink: 0;

    .ai-chat-title-group {
        display: flex;
        align-items: center;
    }

    .ai-chat-title-icon {
        display: inline-flex;
        align-items: center;
        margin-right: 5px;
        opacity: 0.6;
        color: @project-panel-text-2;

        svg {
            width: 16px;
            height: 16px;
        }
    }

    .ai-chat-title {
        font-weight: 400;
        font-size: @label-font-size;
        color: @project-panel-text-2;
        line-height: 19px;
    }

    .ai-chat-header-actions {
        position: absolute;
        right: 10px;
        display: flex;
        align-items: center;
        gap: 2px;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.5s ease;
    }

    .ai-history-btn,
    .ai-settings-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        color: @project-panel-text-2;
        font-size: @menu-item-font-size;
        width: 26px;
        height: 26px;
        cursor: pointer;
    }

    .ai-new-session-btn {
        display: flex;
        align-items: center;
        gap: 4px;
        color: @project-panel-text-2;
        font-size: @menu-item-font-size;
        height: 26px;
        padding: 0 8px;
        cursor: pointer;
    }
}

/* Show header actions on tab container hover */
.ai-tab-container:hover .ai-chat-header-actions {
    opacity: 1;
    pointer-events: auto;
    transition: opacity 0.15s ease;
}


/* Left-align title when sidebar is narrow to free space for action buttons */
@container (max-width: 380px) {
    .ai-chat-header {
        justify-content: flex-start;
    }
}

/* ── Session history dropdown ──────────────────────────────────────── */
/* When history is open, hide chat content and show the dropdown instead */
.ai-chat-panel.ai-history-open {
    > .ai-chat-messages,
    > .ai-chat-status,
    > .ai-chat-input-area {
        display: none !important;
    }
}

.ai-session-history-dropdown {
    display: none;
    flex-direction: column;
    overflow-y: auto;
    background-color: rgba(0, 0, 0, 0.15);
    flex-shrink: 1;
    min-height: 0;

    &.open {
        display: flex;
        flex: 1;
    }
}

.ai-history-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    cursor: pointer;
    transition: background-color 0.15s ease;
    border-left: 2px solid transparent;

    &:hover {
        background-color: rgba(255, 255, 255, 0.04);
    }

    &.ai-history-active {
        border-left-color: rgba(76, 175, 80, 0.5);
        background-color: rgba(76, 175, 80, 0.04);
    }

    .ai-history-item-info {
        flex: 1;
        min-width: 0;
        overflow: hidden;
    }

    .ai-history-item-title {
        font-size: @sidebar-content-font-size;
        color: @project-panel-text-1;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .ai-history-item-time {
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        opacity: 0.6;
    }

    .ai-history-item-delete {
        background: none;
        border: none;
        color: @project-panel-text-2;
        font-size: @sidebar-small-font-size;
        padding: 2px 4px;
        cursor: pointer;
        opacity: 0;
        transition: opacity 0.15s ease, color 0.15s ease;
        flex-shrink: 0;

        &:hover {
            opacity: 1;
            color: #e88;
        }
    }

    &:hover .ai-history-item-delete {
        opacity: 0.6;
    }
}

.ai-history-empty {
    padding: 16px 10px;
    text-align: center;
    font-size: @sidebar-small-font-size;
    color: @project-panel-text-2;
    opacity: 0.6;
}

.ai-history-clear-all {
    display: block;
    padding: 6px 10px;
    text-align: center;
    font-size: @sidebar-xs-font-size;
    color: @project-panel-text-2;
    opacity: 0.5;
    cursor: pointer;
    transition: opacity 0.15s ease;
    border-top: 1px solid rgba(255, 255, 255, 0.04);

    &:hover {
        opacity: 1;
    }
}

/* ── Session resumed indicator ─────────────────────────────────────── */
.ai-session-resumed-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 4px 10px;
    font-size: @sidebar-xs-font-size;
    color: @project-panel-text-2;
    opacity: 0.6;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);

    i {
        font-size: 10px;
    }
}

/* ── Message list ───────────────────────────────────────────────────── */
.ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px 10px;
    min-height: 0;
    min-width: 0;
    -webkit-user-select: text;
    user-select: text;
    cursor: default;
    background-color: @bc-ai-sidebar-bg;
}

/* ── Individual messages ────────────────────────────────────────────── */
.ai-msg {
    margin-bottom: 12px;
    max-width: 100%;

    .ai-msg-label {
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        margin-bottom: 3px;
        font-weight: 600;
        opacity: 0.6;
    }

    .ai-msg-content {
        font-size: @sidebar-content-font-size;
        line-height: 1.55;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: anywhere;
        min-width: 0;
        -webkit-user-select: text;
        user-select: text;
        cursor: text;
    }
}

/* ── User message ───────────────────────────────────────────────────── */
.ai-msg-user {
    display: flex;
    flex-direction: column;
    align-items: flex-end;

    .ai-msg-label {
        margin-right: 2px;
    }

    .ai-msg-content {
        background-color: rgba(255, 255, 255, 0.07);
        padding: 6px 10px;
        border-radius: 10px 10px 2px 10px;
        max-width: 88%;
        text-align: left;
    }
}

/* ── User message file chips ────────────────────────────────────────── */
.ai-user-files {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
    justify-content: flex-end;

    .ai-user-file-chip {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 2px 8px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 4px;
        font-size: 11px;
        color: @project-panel-text-2;
        max-width: 180px;

        .ai-file-chip-name {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
    }
}

/* ── User message image thumbnails ──────────────────────────────────── */
.ai-user-images {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
    justify-content: flex-end;

    .ai-user-image-thumb {
        max-width: 80px;
        max-height: 60px;
        object-fit: cover;
        border-radius: 4px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        cursor: pointer;
    }
}

/* ── Image lightbox overlay ────────────────────────────────────────── */
.ai-image-lightbox {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;

    img {
        max-width: 90%;
        max-height: 90%;
        object-fit: contain;
        border-radius: 6px;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    }
}

/* ── Assistant message — markdown content ───────────────────────────── */
.ai-msg-assistant {
    .ai-msg-content {
        padding: 2px 0;

        > *:first-child {
            margin-top: 0;
        }

        > *:last-child {
            margin-bottom: 0;
        }

        p {
            margin: 0 0 8px 0;

            &:last-child {
                margin-bottom: 0;
            }
        }

        strong {
            color: @project-panel-text-1;
            font-weight: 600;
        }

        code {
            background-color: rgba(255, 255, 255, 0.08);
            color: @project-panel-text-1;
            padding: 1px 4px;
            border-radius: 3px;
            font-size: @sidebar-md-code-font-size;
            font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
        }

        pre {
            background-color: rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.06);
            padding: 8px 10px;
            border-radius: 4px;
            overflow-x: auto;
            margin: 6px 0;
            position: relative;

            &.collapsed code {
                display: block;
                max-height: 7.5em; // ~5 lines at 1.5 line-height
                overflow: hidden;
            }

            code {
                background: none;
                padding: 0;
                border-radius: 0;
                font-size: 1em;
                line-height: 1.5;
                color: @project-panel-text-1;
            }
        }

        ul, ol {
            margin: 4px 0 8px 0;
            padding-left: 18px;
        }

        li {
            margin-bottom: 2px;
        }

        blockquote {
            border-left: 2px solid rgba(255, 255, 255, 0.12);
            margin: 6px 0;
            padding: 2px 10px;
            color: @project-panel-text-2;
        }

        h1, h2, h3, h4 {
            color: @project-panel-text-1;
            line-height: 1.25em;
        }

        h1 {
            font-size: @sidebar-md-h1-font-size;
            margin: 12px 0 4px 0;
            padding-bottom: .3em;
        }
        h2 {
            font-size: @sidebar-md-h2-font-size;
            margin: 10px 0 4px 0;
            padding-bottom: .3em;
        }
        h3 { font-size: @sidebar-md-h3-font-size; margin: 8px 0 4px 0; }
        h4 { font-size: @sidebar-md-h4-font-size; margin: 6px 0 4px 0; opacity: 0.85; }

        table {
            display: block;
            overflow-x: auto;
            border-collapse: collapse;
            margin: 6px 0;
            font-size: @sidebar-small-font-size;
            cursor: default;
        }

        th, td {
            padding: 4px 8px;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            max-width: 50%;
            white-space: nowrap;
            overflow-wrap: normal;
            cursor: text;
        }

        th {
            font-weight: 600;
            color: @project-panel-text-2;
            border-bottom-color: rgba(255, 255, 255, 0.1);
            font-size: @sidebar-xs-font-size;
            text-transform: uppercase;
            letter-spacing: 0.3px;
        }

        hr {
            border: none;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin: 8px 0;
        }
    }
}

/* ── Tool use indicator ─────────────────────────────────────────────── */
.ai-msg-tool {
    margin-bottom: 3px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-left: 2px solid var(--tool-color, @project-panel-text-2);

    .ai-tool-header {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 4px 8px;
        white-space: normal;
    }

    .ai-tool-icon {
        font-size: @sidebar-xs-font-size;
        width: 14px;
        text-align: center;
        flex-shrink: 0;
    }

    .ai-tool-spinner {
        display: inline-block;
        width: 10px;
        height: 10px;
        border: 1.5px solid rgba(255, 255, 255, 0.1);
        border-top-color: var(--tool-color, @project-panel-text-2);
        border-radius: 50%;
        animation: ai-spin 0.7s linear infinite;
        flex-shrink: 0;
    }

    .ai-tool-label {
        font-size: @sidebar-small-font-size;
        color: @project-panel-text-2;
        line-height: 1.3;

        &.ai-tool-label-clickable:hover {
            color: @project-panel-text-1;
            text-decoration: underline;
        }
    }

    .ai-tool-detail {
        display: none;
        padding: 0 8px 4px 28px;
    }

    .ai-tool-screenshot {
        max-width: 100%;
        border-radius: 4px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        margin-top: 4px;
        max-height: 120px;
        object-fit: cover;
        object-position: top left;
        cursor: pointer;
    }

    .ai-tool-detail-line {
        font-size: @sidebar-xs-font-size;
        font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
        color: @project-panel-text-2;
        opacity: 0.7;
        line-height: 1.5;
        white-space: normal;
        word-break: break-all;
    }

    .ai-tool-preview {
        font-size: @sidebar-xs-font-size;
        font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
        color: @project-panel-text-2;
        opacity: 0.5;
        padding: 0 8px 4px 28px;
        line-height: 1.4;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 100%;

        &:empty {
            display: none;
        }
    }

    &.ai-tool-done {
        .ai-tool-preview {
            display: none;
        }

        .ai-tool-label {
            opacity: 0.75;
        }
    }

    &.ai-tool-expanded .ai-tool-detail {
        display: block;
    }

    // Expand chevron hint
    &.ai-tool-done .ai-tool-header:hover .ai-tool-label {
        opacity: 1;
    }

    // Inline edit actions (diff toggle)
    .ai-tool-edit-actions {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 2px 8px 4px 28px;
    }

    .ai-tool-diff-toggle {
        background: none;
        border: none;
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        padding: 1px 4px;
        cursor: pointer;
        opacity: 0.6;
        transition: opacity 0.15s ease;

        &:hover {
            opacity: 1;
        }
    }

    .ai-tool-diff {
        display: none;
        padding: 4px 8px 4px 28px;
        font-size: @sidebar-small-font-size;
        font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
        line-height: 1.5;
        overflow-x: auto;
        background-color: rgba(0, 0, 0, 0.15);

        &.expanded {
            display: block;
        }

        .ai-diff-old {
            color: #e88;
            background-color: rgba(255, 80, 80, 0.06);
        }

        .ai-diff-new {
            color: #8c8;
            background-color: rgba(80, 200, 80, 0.06);
        }
    }

    .ai-tool-edit-error {
        font-size: @sidebar-small-font-size;
        color: #e88;
        padding: 3px 8px 3px 28px;
    }

    .ai-tool-elapsed {
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        opacity: 0.5;
        margin-left: auto;
    }
}

/* ── TodoWrite task list widget ────────────────────────────────────── */
.ai-todo-list {
    padding: 2px 8px 4px 0;
}

.ai-todo-item {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 2px 0;
    font-size: @sidebar-small-font-size;
}

.ai-todo-icon {
    width: 14px;
    text-align: center;
    flex-shrink: 0;
    font-size: @sidebar-xs-font-size;

    &.completed { color: #66bb6a; }
    &.in_progress { color: #e8a838; }
    &.pending { color: @project-panel-text-2; opacity: 0.4; }
}

.ai-todo-content {
    color: @project-panel-text-2;
    line-height: 1.4;
    white-space: normal;
    overflow-wrap: break-word;
    min-width: 0;

    &.completed {
        text-decoration: line-through;
        opacity: 0.6;
    }
}

@keyframes ai-spin {
    to { transform: rotate(360deg); }
}

/* ── Thinking indicator ─────────────────────────────────────────────── */
.ai-thinking-dots {
    display: inline-flex;
    gap: 3px;
    padding: 4px 0;

    span {
        display: inline-block;
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background-color: @project-panel-text-2;
        opacity: 0.3;
        animation: ai-dot-pulse 1.2s ease-in-out infinite;

        &:nth-child(2) { animation-delay: 0.2s; }
        &:nth-child(3) { animation-delay: 0.4s; }
    }
}

/* ── Inline color swatch ───────────────────────────────────────────── */
.ai-color-swatch {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
    font-size: @sidebar-small-font-size;
}

.ai-color-swatch-preview {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    background-color: var(--swatch-color);
    border: 1px solid rgba(255, 255, 255, 0.15);
    flex-shrink: 0;
}

@keyframes ai-dot-pulse {
    0%, 60%, 100% { opacity: 0.2; transform: scale(0.8); }
    30% { opacity: 0.8; transform: scale(1); }
}

/* ── Edit summary card ──────────────────────────────────────────────── */
.ai-msg-edit-summary {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    margin-bottom: 6px;
    padding: 6px 10px;
    background-color: rgba(255, 255, 255, 0.025);

    .ai-edit-summary-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: @sidebar-small-font-size;
        font-weight: 600;
        color: @project-panel-text-2;
        margin-bottom: 4px;
    }

    .ai-edit-restore-btn {
        background: none;
        border: 1px solid rgba(200, 160, 80, 0.3);
        color: rgba(220, 180, 100, 0.9);
        font-size: @sidebar-xs-font-size;
        padding: 1px 8px;
        border-radius: 3px;
        cursor: pointer;
        flex-shrink: 0;
        transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;

        &:hover {
            background-color: rgba(200, 160, 80, 0.08);
        }

        &:disabled {
            opacity: 0.5;
            cursor: default;
        }
    }

    .ai-edit-summary-file {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 2px 0;
        cursor: pointer;
        transition: background-color 0.15s ease;

        &:hover {
            background-color: rgba(255, 255, 255, 0.04);
        }

        .ai-edit-summary-name {
            font-size: @sidebar-small-font-size;
            font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
            color: @project-panel-text-2;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            flex: 1;
            margin-right: 8px;

            &:hover {
                color: @project-panel-text-1;
                text-decoration: underline;
            }
        }

        .ai-edit-summary-stats {
            display: flex;
            gap: 6px;
            font-size: @sidebar-xs-font-size;
            font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
            flex-shrink: 0;
        }

        .ai-edit-summary-add {
            color: #8c8;
        }

        .ai-edit-summary-del {
            color: #e88;
        }
    }
}

.ai-edit-preview-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    background: rgba(102, 187, 106, 0.1);
    border: 1px solid rgba(102, 187, 106, 0.25);
    color: #66bb6a;
    font-size: @sidebar-small-font-size;
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;

    &:hover:not(.active) {
        background: rgba(102, 187, 106, 0.18);
        border-color: rgba(102, 187, 106, 0.4);
    }

    &.active {
        background: rgba(102, 187, 106, 0.15);
        border-color: rgba(102, 187, 106, 0.3);
        color: #66bb6a;
        cursor: pointer;

        &:hover {
            background: rgba(102, 187, 106, 0.1);
            border-color: rgba(102, 187, 106, 0.2);
        }
    }

    i {
        font-size: 11px;
    }
}

/* ── Initial restore point (PUC) ────────────────────────────────────── */
.ai-msg-restore-point {
    display: flex;
    justify-content: center;
    margin-bottom: 6px;
    padding: 2px 0;

    .ai-restore-point-btn {
        background: none;
        border: 1px dashed rgba(200, 160, 80, 0.3);
        color: rgba(220, 180, 100, 0.7);
        font-size: @sidebar-xs-font-size;
        padding: 2px 14px;
        border-radius: 3px;
        cursor: pointer;
        transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;

        &:hover:not(:disabled) {
            background-color: rgba(200, 160, 80, 0.08);
            border-color: rgba(200, 160, 80, 0.5);
            color: rgba(220, 180, 100, 0.9);
        }

        &:disabled {
            opacity: 0.35;
            cursor: default;
        }
    }

    &.ai-restore-highlighted {
        .ai-restore-point-btn {
            border-color: rgba(100, 200, 100, 0.5);
            border-style: solid;
            color: rgba(140, 200, 140, 0.9);
            background-color: rgba(100, 200, 100, 0.06);
        }
    }
}

/* ── Restore highlight on summary cards ────────────────────────────── */
.ai-msg-edit-summary.ai-restore-highlighted {
    border-color: rgba(100, 200, 100, 0.3);
    background-color: rgba(100, 200, 100, 0.04);

    .ai-edit-restore-btn {
        border-color: rgba(100, 200, 100, 0.4);
        color: rgba(140, 200, 140, 0.9);
        cursor: default;

        &:hover {
            background-color: rgba(100, 200, 100, 0.06);
        }
    }
}

/* ── AskUserQuestion interactive card ──────────────────────────────── */
.ai-msg-question {
    margin-bottom: 8px;
}

.ai-question-block {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.025);
    margin-bottom: 6px;

    &:last-child {
        margin-bottom: 0;
    }
}

.ai-question-text {
    font-size: @sidebar-content-font-size;
    color: @project-panel-text-1;
    line-height: 1.5;
    margin-bottom: 8px;
    white-space: normal;
    word-wrap: break-word;
}

.ai-question-options {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ai-question-option {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    padding: 6px 10px;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.15s ease, border-color 0.15s ease;
    color: @project-panel-text-2;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: anywhere;
    min-width: 0;

    &:hover:not(:disabled) {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.18);
    }

    &.selected {
        background: rgba(76, 175, 80, 0.1);
        border-color: rgba(76, 175, 80, 0.4);
        color: @project-panel-text-1;
    }

    &:disabled {
        cursor: default;
        opacity: 0.6;
    }
}

.ai-question-option-label {
    font-size: @sidebar-content-font-size;
    font-weight: 500;
    white-space: normal;
    word-wrap: break-word;
}

.ai-question-option-desc {
    font-size: @sidebar-small-font-size;
    opacity: 0.65;
    line-height: 1.4;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: anywhere;
}

.ai-question-submit {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: auto;
    background: none;
    border: 1px solid rgba(76, 175, 80, 0.3);
    color: rgba(76, 175, 80, 0.85);
    font-size: @sidebar-small-font-size;
    padding: 3px 10px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 4px;
    transition: background-color 0.15s ease;

    &:hover:not(:disabled) {
        background: rgba(76, 175, 80, 0.1);
    }

    &:disabled {
        opacity: 0.4;
        cursor: default;
    }
}

.ai-question-other {
    display: flex;
    align-items: stretch;
    gap: 4px;
    margin-top: 8px;
}

.ai-question-other-input {
    flex: 1;
    min-width: 0;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 4px;
    color: @project-panel-text-1;
    font-size: @sidebar-content-font-size;
    padding: 6px 10px !important;
    margin: 0 !important;
    line-height: 1.4;
    height: auto !important;
    box-sizing: content-box;
    outline: none !important;
    box-shadow: none !important;

    &:focus {
        border-color: @bc-btn-border-focused !important;
    }

    &:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }
}

.ai-question-other-submit {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: @project-panel-text-2;
    font-size: @sidebar-content-font-size;
    padding: 0 10px;
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: background-color 0.15s ease, color 0.15s ease;

    &:hover:not(:disabled) {
        background: rgba(255, 255, 255, 0.08);
        color: @project-panel-text-1;
    }

    &:disabled {
        opacity: 0.4;
        cursor: default;
    }
}

/* ── Code block title bar ──────────────────────────────────────────── */
.ai-code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: -8px -10px 6px -10px;
    padding: 4px 8px;
    background-color: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 3px 3px 0 0;
    font-size: @sidebar-small-font-size;
    user-select: none;
}

.ai-code-lang {
    color: @project-panel-text-2;
    text-transform: lowercase;
}

.ai-code-actions {
    display: flex;
    align-items: center;
    gap: 2px;
}

.ai-code-copy-btn,
.ai-code-collapse-btn {
    background: none;
    border: none;
    color: @project-panel-text-2;
    cursor: pointer;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: @sidebar-small-font-size;
    line-height: 1;
    transition: background-color 0.15s ease, color 0.15s ease;

    &:hover {
        background: rgba(255, 255, 255, 0.08);
        color: @project-panel-text-1;
    }

    i {
        font-size: 11px;
    }
}

.ai-code-copy-btn span {
    margin-left: 2px;
}

.ai-code-footer {
    display: flex;
    justify-content: center;
    margin: 6px -10px -8px -10px;
    padding: 3px 8px;
    background-color: rgba(255, 255, 255, 0.04);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 0 0 3px 3px;
}

.ai-code-expand-btn {
    background: none;
    border: none;
    color: @project-panel-text-2;
    cursor: pointer;
    font-size: @sidebar-small-font-size;
    padding: 1px 8px;
    border-radius: 3px;
    transition: background-color 0.15s ease, color 0.15s ease;

    &:hover {
        background: rgba(255, 255, 255, 0.08);
        color: @project-panel-text-1;
    }
}

/* ── Plan card (ExitPlanMode) ───────────────────────────────────────── */
.ai-msg-plan {
    margin-bottom: 8px;
    border: 1px solid rgba(107, 158, 255, 0.25);
    border-radius: 6px;
    background-color: rgba(107, 158, 255, 0.04);
    overflow: hidden;
}

.ai-plan-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background-color: rgba(107, 158, 255, 0.08);
    border-bottom: 1px solid rgba(107, 158, 255, 0.15);
    color: #6b9eff;
    font-size: @sidebar-content-font-size;
    font-weight: 600;
}

.ai-plan-body {
    padding: 10px 12px;
    font-size: @sidebar-content-font-size;
    color: @project-panel-text-1;
    line-height: 1.5;
    white-space: normal;
    word-wrap: break-word;
    max-height: 400px;
    overflow-y: auto;

    p, ul, ol, pre {
        margin-bottom: 8px;
        &:last-child {
            margin-bottom: 0;
        }
    }

    h1, h2, h3, h4 {
        color: @project-panel-text-1;
        line-height: 1.25em;
    }

    h1 {
        font-size: @sidebar-md-h1-font-size;
        margin: 12px 0 4px 0;
        padding-bottom: .3em;
    }
    h2 {
        font-size: @sidebar-md-h2-font-size;
        margin: 10px 0 4px 0;
        padding-bottom: .3em;
    }
    h3 { font-size: @sidebar-md-h3-font-size; margin: 8px 0 4px 0; }
    h4 { font-size: @sidebar-md-h4-font-size; margin: 6px 0 4px 0; opacity: 0.85; }

    strong {
        color: @project-panel-text-1;
    }

    a {
        color: #6b9eff;
    }

    blockquote {
        border-left: 3px solid rgba(107, 158, 255, 0.3);
        margin: 6px 0;
        padding: 2px 10px;
        color: @project-panel-text-2;
    }

    code {
        background-color: rgba(255, 255, 255, 0.08);
        color: @project-panel-text-1;
        padding: 1px 4px;
        border-radius: 3px;
        font-size: @sidebar-md-code-font-size;
        font-family: 'SourceCodePro-Medium', 'SourceCodePro', monospace;
    }

    pre {
        background-color: rgba(0, 0, 0, 0.3);
        border: 1px solid rgba(255, 255, 255, 0.06);
        padding: 8px 10px;
        border-radius: 4px;
        overflow-x: auto;
        position: relative;

        &.collapsed code {
            display: none;
        }

        code {
            background: none;
            padding: 0;
            border-radius: 0;
            font-size: 1em;
            line-height: 1.5;
            color: @project-panel-text-1;
        }
    }

    ul, ol {
        margin: 4px 0 8px 0;
        padding-left: 18px;
    }

    li {
        margin-bottom: 2px;
    }
}

.ai-plan-actions {
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    border-top: 1px solid rgba(107, 158, 255, 0.1);
}

.ai-plan-approve-btn {
    background: rgba(76, 175, 80, 0.15);
    border: 1px solid rgba(76, 175, 80, 0.35);
    color: #4caf50;
    font-size: @sidebar-content-font-size;
    padding: 5px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.15s ease;

    &:hover:not(:disabled) {
        background: rgba(76, 175, 80, 0.25);
    }

    &.selected {
        background: rgba(76, 175, 80, 0.2);
        border-color: rgba(76, 175, 80, 0.5);
    }

    &:disabled {
        opacity: 0.5;
        cursor: default;
    }
}

.ai-plan-revise-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: @project-panel-text-2;
    font-size: @sidebar-content-font-size;
    padding: 5px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.15s ease;

    &:hover:not(:disabled) {
        background: rgba(255, 255, 255, 0.08);
    }

    &.selected {
        background: rgba(107, 158, 255, 0.1);
        border-color: rgba(107, 158, 255, 0.3);
        color: #6b9eff;
    }

    &:disabled {
        opacity: 0.5;
        cursor: default;
    }
}

.ai-plan-feedback {
    padding: 8px 12px;
    border-top: 1px solid rgba(107, 158, 255, 0.1);
    display: flex;
    gap: 6px;
    align-items: stretch;
}

.ai-plan-feedback-input {
    flex: 1;
    min-width: 0;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 4px;
    color: @project-panel-text-1;
    font-size: @sidebar-content-font-size;
    padding: 6px 10px !important;
    margin: 0 !important;
    line-height: 1.4;
    height: auto !important;
    min-height: 32px;
    max-height: 80px;
    resize: vertical;
    box-sizing: content-box;
    outline: none !important;
    box-shadow: none !important;

    &:focus {
        border-color: @bc-btn-border-focused !important;
    }

    &:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }
}

.ai-plan-feedback-send {
    background: rgba(107, 158, 255, 0.15);
    border: 1px solid rgba(107, 158, 255, 0.3);
    color: #6b9eff;
    padding: 0 10px;
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s ease;

    &:hover:not(:disabled) {
        background: rgba(107, 158, 255, 0.25);
    }

    &:disabled {
        opacity: 0.4;
        cursor: default;
    }
}

/* ── Bash confirmation card ─────────────────────────────────────────── */
.ai-bash-confirm {
    border: 1px solid rgba(243, 156, 18, 0.3);
    border-radius: 8px;
    background: rgba(243, 156, 18, 0.06);
    margin: 8px 0;
    overflow: hidden;

    .ai-bash-confirm-header {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 8px 12px;
        font-weight: 600;
        font-size: @sidebar-content-font-size;
        color: #f39c12;
        border-bottom: 1px solid rgba(243, 156, 18, 0.15);
    }

    .ai-bash-confirm-body {
        padding: 8px 12px;

        pre {
            margin: 0;
            padding: 8px;
            border-radius: 4px;
            background: rgba(0, 0, 0, 0.2);
            color: #e0e0e0;
            font-size: @sidebar-content-font-size;
            white-space: pre-wrap;
            word-break: break-all;
        }
    }

    .ai-bash-confirm-actions {
        display: flex;
        gap: 8px;
        padding: 8px 12px;
        border-top: 1px solid rgba(243, 156, 18, 0.15);
    }

    .ai-bash-allow-btn {
        background: rgba(76, 175, 80, 0.15);
        border: 1px solid rgba(76, 175, 80, 0.35);
        color: #81c784;
        padding: 4px 14px;
        border-radius: 4px;
        cursor: pointer;
        font-size: @sidebar-xs-font-size;

        &:hover {
            background: rgba(76, 175, 80, 0.25);
        }
    }

    .ai-bash-deny-btn {
        background: rgba(231, 76, 60, 0.15);
        border: 1px solid rgba(231, 76, 60, 0.35);
        color: #e57373;
        padding: 4px 14px;
        border-radius: 4px;
        cursor: pointer;
        font-size: @sidebar-xs-font-size;

        &:hover {
            background: rgba(231, 76, 60, 0.25);
        }
    }

}

.ai-bash-result {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: @sidebar-xs-font-size;
    margin: 4px 0;

    &.ai-bash-result-allowed {
        color: #81c784;
    }

    &.ai-bash-result-denied {
        color: #e57373;
    }
}

/* ── Queued clarification bubble (static, above input) ─────────────── */
.ai-queued-msg {
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    padding: 6px 8px;
    margin: 0 0 4px 0;
    background-color: rgba(255, 255, 255, 0.04);

    .ai-queued-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 2px;
    }

    .ai-queued-label {
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        font-weight: 600;
        opacity: 0.6;
    }

    .ai-queued-edit-btn {
        background: none;
        border: none;
        font-size: @sidebar-xs-font-size;
        color: @project-panel-text-2;
        padding: 0 4px;
        cursor: pointer;
        opacity: 0.6;
        transition: opacity 0.15s ease;

        &:hover {
            opacity: 1;
        }
    }

    .ai-queued-images {
        display: none;
        flex-wrap: wrap;
        gap: 4px;
        margin-bottom: 4px;

        &:not(:empty) {
            display: flex;
        }

        img {
            max-width: 48px;
            max-height: 36px;
            object-fit: cover;
            border-radius: 3px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
    }

    .ai-queued-text {
        font-size: @sidebar-content-font-size;
        color: @project-panel-text-2;
        line-height: 1.4;
        white-space: pre-wrap;
        word-wrap: break-word;
        overflow-wrap: anywhere;
        max-height: 60px;
        overflow-y: auto;

        &:empty {
            display: none;
        }
    }
}

/* ── Error message ──────────────────────────────────────────────────── */
.ai-msg-error {
    .ai-msg-content {
        color: #e88;
        border-left: 2px solid rgba(255, 80, 80, 0.4);
        padding: 4px 8px;
        font-size: @sidebar-small-font-size;
        background-color: rgba(255, 80, 80, 0.04);
        border-radius: 0 3px 3px 0;
    }
}

/* ── New Chat button after fatal error ─────────────────────────────── */
.ai-msg-new-chat {
    display: flex;
    justify-content: center;
    padding: 6px 0;

    .ai-error-new-chat-btn {
        display: flex;
        align-items: center;
        gap: 4px;
        background: none;
        border: 1px solid rgba(255, 255, 255, 0.12);
        color: @project-panel-text-2;
        font-size: @sidebar-small-font-size;
        padding: 4px 14px;
        border-radius: 4px;
        cursor: pointer;
        transition: background-color 0.15s ease, color 0.15s ease;

        &:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: @project-panel-text-1;
        }
    }
}

/* ── Status bar ─────────────────────────────────────────────────────── */
.ai-chat-status {
    display: none;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    font-size: @sidebar-small-font-size;
    color: @project-panel-text-2;
    flex-shrink: 0;
    opacity: 0.6;

    &.active {
        display: flex;
    }

    .ai-status-spinner {
        display: inline-block;
        width: 9px;
        height: 9px;
        border: 1.5px solid rgba(255, 255, 255, 0.1);
        border-top-color: @project-panel-text-2;
        border-radius: 50%;
        animation: ai-spin 0.7s linear infinite;
    }
}

/* ── Quota bar ──────────────────────────────────────────────────────── */
.ai-chat-quota-bar {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    margin: 0 8px;
    border-radius: 6px;
    background-color: rgba(255, 200, 50, 0.10);
    border: 1px solid rgba(255, 200, 50, 0.20);
    font-size: 12px;
    color: @project-panel-text-1;

    .ai-quota-content {
        display: flex;
        flex-direction: column;
        gap: 4px;
        flex: 1;
        min-width: 0;
    }

    .ai-quota-text {
        opacity: 0.85;
    }

    .ai-quota-upgrade-link {
        color: @bc-text-link;
        font-weight: 600;
        text-decoration: none;
        cursor: pointer;

        &:hover {
            text-decoration: underline;
        }
    }

    .ai-quota-dismiss {
        background: none;
        border: none;
        color: @project-panel-text-1;
        opacity: 0.5;
        cursor: pointer;
        padding: 2px 4px;
        margin-left: 6px;
        font-size: 12px;

        &:hover {
            opacity: 1;
        }
    }
}

/* ── Input area ─────────────────────────────────────────────────────── */
.ai-chat-input-area {
    position: relative;
    flex-shrink: 0;
    padding: 6px 8px 8px 8px;

    .ai-chat-input-wrap {
        display: flex;
        align-items: flex-end;
        background-color: @bc-ai-input-bg;
        border: 1px solid @bc-ai-input-border;
        border-radius: 8px;
        transition: border-color 0.15s ease;
        overflow: hidden;

        &:focus-within {
            background-color: @bc-ai-input-bg-focused;
            border-color: @bc-ai-input-border-focus;
        }

        &.disabled {
            opacity: 0.5;
        }
    }

    .ai-permission-bar {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 4px 8px;
        cursor: pointer;
        user-select: none;

        &:hover {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 4px;
        }

        .ai-permission-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;

            &.mode-auto {
                background-color: #e74c3c;
            }

            &.mode-edit {
                background-color: #f39c12;
            }

            &.mode-plan {
                background-color: #3498db;
            }
        }

        .ai-permission-label {
            font-size: @sidebar-xs-font-size;
            color: @project-panel-text-2;
            line-height: 1;
        }

        .ai-permission-info {
            display: none;
            margin-left: auto;
            font-size: 11px;
            line-height: 1;
            pointer-events: auto;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: @project-panel-text-2;
        }

        &:hover .ai-permission-info {
            display: inline;
        }
    }

    .ai-chat-context-bar {
        display: none;
        flex-wrap: wrap;
        gap: 6px;
        padding: 0 4px 6px 4px;

        &.has-chips {
            display: flex;
        }
    }

    .ai-context-chip {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: @sidebar-xs-font-size;
        line-height: 1;
        padding: 3px 6px;
        border-radius: 3px;
        border: 1px solid rgba(255, 255, 255, 0.12);
        color: @project-panel-text-2;
        background: rgba(255, 255, 255, 0.04);
        max-width: 100%;
        overflow: hidden;

        .ai-context-chip-icon {
            flex-shrink: 0;
            font-size: 10px;
            opacity: 0.7;
        }

        .ai-context-chip-label {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ai-context-chip-close {
            flex-shrink: 0;
            background: none;
            border: none;
            color: @project-panel-text-2;
            font-size: @sidebar-small-font-size;
            line-height: 1;
            padding: 0 0 0 2px;
            cursor: pointer;
            opacity: 0.5;

            &:hover {
                opacity: 1;
            }
        }
    }

    .ai-context-chip-livepreview {
        border-color: rgba(76, 175, 80, 0.3);
        .ai-context-chip-icon { color: #66bb6a; }
    }

    .ai-context-chip-selection {
        border-color: rgba(107, 158, 255, 0.3);
        .ai-context-chip-icon { color: #6b9eff; }
    }

    /* ── Image preview strip (between context bar and textarea) ──────── */
    .ai-chat-image-preview {
        display: none;
        flex-wrap: wrap;
        gap: 6px;
        padding: 6px 8px;

        &.has-images {
            display: flex;
        }

        .ai-image-thumb {
            position: relative;

            img {
                display: block;
                max-width: 60px;
                max-height: 48px;
                object-fit: cover;
                border-radius: 4px;
                border: 1px solid rgba(255, 255, 255, 0.1);
                cursor: pointer;
            }

            .ai-image-remove {
                position: absolute;
                top: -6px;
                right: -6px;
                width: 16px;
                height: 16px;
                border-radius: 50%;
                background: rgba(255, 255, 255, 0.12);
                border: 1px solid rgba(255, 255, 255, 0.18);
                color: rgba(255, 255, 255, 0.7);
                font-size: 11px;
                padding: 0;
                display: none;
                align-items: center;
                justify-content: center;
                cursor: pointer;
                transition: background 150ms, color 150ms;

                &:hover {
                    background: rgba(255, 255, 255, 0.22);
                    color: #fff;
                }
            }

            &:hover .ai-image-remove {
                display: flex;
            }
        }

        .ai-file-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 4px;
            font-size: 11px;
            color: @project-panel-text-2;
            max-width: 150px;
            position: relative;

            .ai-file-chip-name {
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .ai-file-remove {
                position: absolute;
                top: -6px;
                right: -6px;
                width: 16px;
                height: 16px;
                border-radius: 50%;
                background: rgba(255, 255, 255, 0.12);
                border: 1px solid rgba(255, 255, 255, 0.18);
                color: rgba(255, 255, 255, 0.7);
                font-size: 11px;
                padding: 0;
                display: none;
                align-items: center;
                justify-content: center;
                cursor: pointer;
                transition: background 150ms, color 150ms;

                &:hover {
                    background: rgba(255, 255, 255, 0.22);
                    color: #fff;
                }
            }

            &:hover .ai-file-remove {
                display: flex;
            }
        }
    }

    .ai-attach-btn {
        background: none;
        border: none;
        color: @project-panel-text-2;
        width: 28px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        align-self: stretch;
        border-radius: 7px 0 0 7px;
        opacity: 0.5;
        transition: opacity 0.15s ease, color 0.15s ease;

        &:hover {
            opacity: 1;
            color: @project-panel-text-1;
        }

        i {
            font-size: @sidebar-content-font-size;
        }
    }

    .ai-chat-textarea {
        flex: 1;
        min-width: 0;
        background: transparent !important;
        border: none !important;
        color: @project-panel-text-1;
        font-size: @sidebar-content-font-size;
        font-family: inherit;
        padding: 7px 0 7px 10px;
        margin: 0;
        resize: none;
        min-height: 20px;
        max-height: 96px;
        line-height: 1.4;
        outline: none !important;
        box-shadow: none !important;

        &:disabled {
            cursor: not-allowed;
        }
    }

    .ai-screenshot-btn {
        background: none;
        border: none;
        color: @project-panel-text-2;
        width: 28px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        align-self: stretch;
        opacity: 0.5;
        transition: opacity 0.15s ease, color 0.15s ease;

        &:hover {
            opacity: 1;
            color: @project-panel-text-1;
        }

        i {
            font-size: @sidebar-content-font-size;
        }
    }

    .ai-send-btn {
        background: none;
        border: none;
        color: @project-panel-text-2;
        width: 30px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        align-self: stretch;
        border-radius: 0 7px 7px 0;
        opacity: 0.5;
        transition: opacity 0.15s ease, color 0.15s ease;

        &:hover {
            opacity: 1;
            color: @project-panel-text-1;
        }

        &:disabled {
            opacity: 0.2;
            cursor: not-allowed;
        }

        i {
            font-size: @sidebar-content-font-size;
        }
    }

    .ai-stop-btn {
        background: none;
        border: none;
        color: #e06c75;
        width: 30px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        align-self: stretch;
        border-radius: 0 7px 7px 0;
        opacity: 0.7;
        transition: opacity 0.15s ease;

        &:hover {
            opacity: 1;
        }

        i {
            font-size: @sidebar-content-font-size;
        }
    }

    .ai-screenshot-dropup {
        position: fixed;
        background: @bc-ai-input-bg;
        border: 1px solid @bc-ai-input-border;
        border-radius: 8px;
        padding: 4px 0;
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
        z-index: 100;
        min-width: 200px;

        .ai-screenshot-option {
            padding: 8px 12px;
            cursor: pointer;
            color: @project-panel-text-1;
            font-size: @sidebar-content-font-size;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;

            &:hover {
                background: rgba(255, 255, 255, 0.08);
            }

            i {
                width: 16px;
                text-align: center;
                opacity: 0.7;
            }
        }
    }
}

/* ── Screenshot area selection overlay ─────────────────────────────── */
.ai-screenshot-overlay {
    position: fixed;
    z-index: 10000;
    cursor: crosshair;

    .ai-screenshot-canvas {
        display: block;
        width: 100%;
        height: 100%;
    }

    .ai-screenshot-toolbar {
        position: absolute;
        display: flex;
        gap: 8px;
        padding: 6px;
        background: rgba(30, 30, 30, 0.9);
        border-radius: 6px;
        border: 1px solid rgba(255, 255, 255, 0.15);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);

        button {
            border: none;
            border-radius: 4px;
            padding: 4px 12px;
            cursor: pointer;
            font-size: 12px;
            font-family: inherit;
        }

        .ai-screenshot-capture-btn {
            background: #4fc3f7;
            color: #000;

            &:hover {
                background: #81d4fa;
            }
        }

        .ai-screenshot-cancel-btn {
            background: rgba(255, 255, 255, 0.12);
            color: #ccc;

            &:hover {
                background: rgba(255, 255, 255, 0.2);
            }
        }
    }
}

/* ── Unavailable / placeholder state ────────────────────────────────── */
.ai-unavailable {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 2rem;
    text-align: center;
    color: @project-panel-text-2;
    overflow: hidden;
    min-width: 0;

    .ai-unavailable-icon {
        font-size: 2rem;
        margin-bottom: 1rem;
        opacity: 0.4;
    }

    .ai-unavailable-title {
        font-size: @menu-item-font-size;
        font-weight: 600;
        color: @project-panel-text-1;
        margin-bottom: 6px;
    }

    .ai-unavailable-message {
        font-size: @sidebar-small-font-size;
        line-height: 1.5;
        margin-bottom: 12px;
        opacity: 0.6;
        white-space: normal;

        .ai-learn-more-link {
            color: @project-panel-text-2;
            text-decoration: underline;
            cursor: pointer;
            opacity: 1;

            &:hover {
                color: @project-panel-text-1;
            }
        }
    }

    .ai-retry-btn {
        background: none;
        border: 1px solid rgba(255, 255, 255, 0.12);
        color: @project-panel-text-2;
        font-size: @sidebar-small-font-size;
        padding: 3px 12px;
        border-radius: 3px;
        cursor: pointer;
        transition: background-color 0.15s ease, color 0.15s ease;

        &:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: @project-panel-text-1;
        }
    }

    .ai-upsell-btn {
        background: #FF9900;
        border: none;
        color: #000;
        font-weight: 600;
        font-size: @sidebar-small-font-size;
        padding: 3px 12px;
        border-radius: 3px;
        cursor: pointer;
        transition: background-color 0.15s ease;

        &:hover {
            background: #FFa820;
        }
    }
}

.ai-install-screen {
    .ai-install-icon {
        display: inline-flex;
        margin-bottom: 12px;
        opacity: 0.5;
        color: @project-panel-text-2;

        svg {
            width: 48px;
            height: 48px;
        }
    }

    .ai-install-btn,
    .ai-claude-login-btn {
        margin-bottom: 10px;
    }

    .ai-install-restart-note {
        font-size: @sidebar-small-font-size;
        color: @project-panel-text-2;
        opacity: 0.6;
        margin-top: 8px;
        white-space: normal;
    }
}

/* ── AI Settings Dialog ────────────────────────────────────────────── */
.ai-settings-dialog {
    .ai-settings-section-label {
        font-size: 12px;
        font-weight: 600;
        color: @bc-text-medium;
        margin-bottom: 6px;

        .dark & {
            color: @dark-bc-text-medium;
        }
    }

    .ai-settings-active-select {
        width: 100%;
        line-height: normal;
    }

    .ai-settings-divider {
        border: none;
        border-top: 1px solid @bc-panel-separator;
        margin: 14px 0;

        .dark & {
            border-top-color: @dark-bc-panel-separator;
        }
    }

    .ai-settings-provider-list {
        display: flex;
        flex-direction: column;
        gap: 6px;
        margin-bottom: 10px;
    }

    .ai-settings-provider-card {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 8px 10px;
        border: 1px solid @bc-panel-border;
        border-radius: @bc-border-radius;
        background: @bc-panel-bg-alt;

        .dark & {
            border-color: @dark-bc-panel-border;
            background: @dark-bc-panel-bg-alt;
        }
    }

    .ai-settings-provider-info {
        display: flex;
        flex-direction: column;
        gap: 2px;
        min-width: 0;
        flex: 1;
    }

    .ai-settings-provider-name {
        font-size: 13px;
        font-weight: 600;
        color: @bc-text;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;

        .dark & {
            color: @dark-bc-text;
        }
    }

    .ai-settings-provider-url {
        font-size: 11px;
        color: @bc-text-quiet;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;

        .dark & {
            color: @dark-bc-text-quiet;
        }
    }

    .ai-settings-provider-actions {
        display: flex;
        gap: 4px;
        margin-left: 10px;
        flex-shrink: 0;
    }

    .ai-settings-add-btn {
        margin-bottom: 10px;
    }

    .ai-settings-edit-form {
        display: flex;
        flex-direction: column;
        gap: 10px;
        padding: 12px;
        border: 1px solid @bc-btn-border-focused;
        border-radius: @bc-border-radius;
        background: @bc-panel-bg-alt;
        margin-bottom: 10px;

        .dark & {
            border-color: @dark-bc-btn-border-focused;
            background: @dark-bc-panel-bg-alt;
        }
    }

    .ai-settings-edit-error {
        font-size: 12px;
        color: @bc-error;
        min-height: 0;

        &:not(:empty) {
            min-height: 16px;
        }
    }

    .ai-settings-edit-actions {
        display: flex;
        justify-content: flex-end;
        gap: 8px;
    }

    .ai-settings-field {
        display: flex;
        flex-direction: column;
        gap: 4px;

        label {
            font-size: 12px;
            font-weight: 600;
            color: @bc-text-medium;

            .dark & {
                color: @dark-bc-text-medium;
            }
        }

        input {
            width: 100%;
            box-sizing: border-box;
            padding: 8px 10px;
            height: 30px;
            border: 1px solid @bc-panel-border;
            border-radius: @bc-border-radius;
            background: @bc-input-bg;
            color: @bc-text;
            font-size: 13px;
            outline: none;

            &:focus {
                border-color: @bc-btn-border-focused;
            }

            &::placeholder {
                color: @bc-text-quiet;
                opacity: 0.7;
            }

            .dark & {
                border-color: @dark-bc-panel-border;
                background: @dark-bc-input-bg;
                color: @dark-bc-text;

                &:focus {
                    border-color: @dark-bc-btn-border-focused;
                }

                &::placeholder {
                    color: @dark-bc-text-quiet;
                    opacity: 0.7;
                }
            }
        }
    }

    .ai-settings-footer {
        display: flex;
        align-items: center;
    }

    .ai-settings-footer-spacer {
        flex: 1;
    }
}

/* ── Custom endpoint notice ────────────────────────────────────────── */
.ai-custom-endpoint-notice {
    padding: 6px 10px;
    margin: 0 8px 4px 8px;
    background: rgba(76, 175, 80, 0.08);
    border: 1px solid rgba(76, 175, 80, 0.2);
    border-radius: 4px;
    font-size: @sidebar-xs-font-size;
    color: @project-panel-text-2;
    text-align: center;
}