.canvas-agent-panel {
    container-type: inline-size;
    overscroll-behavior: contain;
}

/* Agent 浮窗高于普通画布层，模型菜单必须叠在对话窗之上；菜单本身与全站二级选择器同一套。 */
.agent-model-picker-popover {
    z-index: calc(var(--z-modal-overlay) + 1000) !important;
}

/* Flex 子页必须允许收缩，长模型名和 Skill 文案不能决定窗口宽度。 */
.canvas-agent-panel > div,
.canvas-agent-settings,
.canvas-agent-settings > div {
    min-width: 0;
    max-width: 100%;
}

.canvas-agent-panel .thin-scrollbar {
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
}

/* 历史对话视图根节点是面板孙层，必须显式允许收缩，否则不换行的预览文本会把整列撑穿面板。 */
.canvas-agent-history-root,
.canvas-agent-history-scroll {
    min-width: 0;
    max-width: 100%;
}

/* 历史对话行：每一层都显式允许收缩，长预览只出省略号，时间和删除按钮必须留在面板内。 */
.canvas-agent-history-item {
    min-width: 0;
    max-width: 100%;
}

.canvas-agent-history-open,
.canvas-agent-history-text {
    min-width: 0;
    flex: 1 1 0%;
    max-width: 100%;
}

.canvas-agent-history-title,
.canvas-agent-history-preview {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.canvas-agent-history-time,
.canvas-agent-history-delete {
    flex: 0 0 auto;
}

.canvas-agent-settings-scroll {
    overflow-x: hidden;
}

.canvas-agent-setting-row:hover,
.canvas-agent-skill-row:hover {
    background: var(--library-surface-hover);
}

.canvas-agent-panel [data-agent-drag-handle] {
    cursor: grab;
    touch-action: none;
    user-select: none;
}

.canvas-agent-panel [data-agent-drag-handle]:active {
    cursor: grabbing;
}

.agent-message-mention {
    display: inline-flex;
    max-width: 100%;
    align-items: center;
    gap: 4px;
    margin-inline: 2px;
    border: 1px solid color-mix(in srgb, var(--workspace-accent) 30%, transparent);
    border-radius: 6px;
    background: color-mix(in srgb, var(--workspace-accent) 10%, transparent);
    padding: 2px 6px;
    color: var(--workspace-accent);
    font-size: 0.88em;
    font-weight: 550;
    line-height: 1.2;
    vertical-align: baseline;
}

.agent-message-mention-icon {
    flex: 0 0 auto;
    font-size: 0.9em;
    line-height: 1;
}

.agent-tool-row {
    /* 日志是事件流，不是连续卡片；只用间距和状态图标建立层次。 */
    --agent-tool-accent: color-mix(in srgb, var(--foreground) 62%, transparent);
    min-height: 36px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    padding: 5px 2px;
    transition: transform 160ms ease;
}

/* 没有节点明细的“读取信息 / 操作画布”只保留时间线语义，不再撑成一张空卡片。 */
.agent-tool-row--plain {
    min-height: 28px;
    border-color: transparent;
    border-radius: 9px;
    background: transparent;
    padding: 3px 2px;
}

.agent-tool-row--read {
    --agent-tool-accent: color-mix(in srgb, var(--foreground) 62%, transparent);
}

.agent-tool-row--create {
    --agent-tool-accent: color-mix(in srgb, var(--foreground) 62%, transparent);
}

.agent-tool-row--operate {
    --agent-tool-accent: color-mix(in srgb, var(--foreground) 62%, transparent);
}

.agent-tool-header {
    display: flex;
    min-width: 0;
    align-items: center;
    flex-wrap: wrap;
    gap: 7px;
    line-height: 18px;
}

.agent-tool-category {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 5px;
    border: 0;
    border-radius: 5px;
    background: color-mix(in srgb, var(--agent-tool-accent) 9%, transparent);
    padding: 2px 5px;
    color: color-mix(in srgb, var(--foreground) 68%, transparent);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 15px;
}

.agent-tool-summary {
    min-width: 0;
    flex: 1 1 180px;
    overflow: hidden;
    color: color-mix(in srgb, currentColor 82%, transparent);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.agent-tool-action-list {
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin-top: 8px;
}

.agent-tool-action-link {
    min-width: 0;
    border: 1px solid color-mix(in srgb, var(--foreground) 10%, transparent);
    border-radius: 8px;
    background: color-mix(in srgb, var(--foreground) 3%, transparent);
    padding: 4px 7px;
    color: color-mix(in srgb, currentColor 88%, transparent);
    font-size: 11px;
    line-height: 17px;
    overflow-wrap: anywhere;
    text-align: left;
    transition: border-color 140ms ease, background-color 140ms ease, color 140ms ease;
}

.agent-tool-action-link:not(:disabled) {
    cursor: pointer;
}

.agent-tool-action-link:not(:disabled):hover {
    border-color: color-mix(in srgb, var(--foreground) 26%, transparent);
    background: color-mix(in srgb, var(--foreground) 7%, transparent);
    color: var(--foreground);
}

.agent-tool-action-link:focus-visible {
    outline: 2px solid color-mix(in srgb, var(--foreground) 56%, transparent);
    outline-offset: 1px;
}

.agent-tool-more {
    align-self: flex-start;
    border: 0;
    background: transparent;
    padding: 2px 2px 0;
    color: color-mix(in srgb, currentColor 64%, transparent);
    font-size: 11px;
    line-height: 17px;
    text-align: left;
}

.agent-tool-more:hover {
    color: var(--foreground);
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .agent-tool-row,
    .agent-tool-action-link { transition: none; }
}

.agent-composer-prompt-scroll {
    min-height: 60px;
    max-height: min(240px, 34vh);
    min-width: 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-gutter: stable;
}

.agent-composer-prompt-scroll > [data-canvas-no-zoom] {
    min-height: 0;
    height: 100%;
    max-height: 100%;
}

.agent-composer-resize-handle {
    display: grid;
    width: 100%;
    height: 12px;
    place-items: center;
    cursor: ns-resize;
    touch-action: none;
}

.agent-composer-resize-handle > span {
    width: 34px;
    height: 3px;
    border-radius: 999px;
    background: color-mix(in srgb, currentColor 20%, transparent);
    transition: background-color 140ms ease, width 140ms ease;
}

.agent-composer-resize-handle:hover > span,
.agent-composer-resize-handle:active > span,
.agent-composer-resize-handle:focus-visible > span {
    width: 46px;
    background: color-mix(in srgb, currentColor 52%, transparent);
}

.agent-composer-resize-handle:focus-visible {
    outline: none;
}

.agent-composer-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 8px;
}

.agent-composer-submit {
    min-width: 0;
    justify-self: end;
}

.canvas-agent-launcher {
    display: grid;
    width: 76px;
    height: 76px;
    place-items: center;
    border: 0;
    border-radius: 999px;
    background: transparent;
    padding: 7px;
    box-shadow: 0 16px 38px color-mix(in srgb, var(--canvas-agent-launcher-shadow) 64%, transparent);
    cursor: pointer;
    isolation: isolate;
}

.canvas-agent-launcher::before {
    position: absolute;
    inset: 3px;
    border: 1px solid color-mix(in srgb, currentColor 10%, transparent);
    border-radius: inherit;
    background: color-mix(in srgb, var(--background) 82%, transparent);
    box-shadow: 0 5px 18px color-mix(in srgb, var(--foreground) 10%, transparent);
    content: "";
    backdrop-filter: blur(12px);
    z-index: -1;
}

.canvas-agent-launcher-label {
    position: absolute;
    bottom: -17px;
    left: 50%;
    padding: 3px 7px;
    border: 1px solid color-mix(in srgb, var(--foreground) 8%, transparent);
    border-radius: 999px;
    background: color-mix(in srgb, var(--background) 92%, transparent);
    color: color-mix(in srgb, var(--foreground) 72%, transparent);
    font-size: 10px;
    font-weight: 680;
    line-height: 1;
    transform: translateX(-50%);
    white-space: nowrap;
    backdrop-filter: blur(10px);
}

.canvas-agent-launcher-status {
    position: absolute;
    top: 6px;
    right: 7px;
    width: 10px;
    height: 10px;
    border: 2px solid var(--background);
    border-radius: 50%;
    background: #57b786;
    box-shadow: 0 2px 7px rgba(23, 90, 61, .28);
}

.canvas-agent-launcher-status.is-pending {
    background: var(--canvas-agent-status-color, #df9b47);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--canvas-agent-status-color, #df9b47) 20%, transparent);
}

.canvas-agent-launcher-badge {
    position: absolute;
    top: 1px;
    right: 62px;
    border: 1px solid color-mix(in srgb, var(--foreground) 8%, transparent);
    border-radius: 999px;
    background: color-mix(in srgb, var(--background) 94%, transparent);
    padding: 5px 8px;
    color: var(--foreground);
    font-size: 10px;
    font-weight: 650;
    line-height: 1;
    white-space: nowrap;
    box-shadow: 0 8px 22px color-mix(in srgb, var(--foreground) 10%, transparent);
}

@media (prefers-reduced-motion: reduce) {
    .canvas-agent-launcher { transition: none !important; }
}

.agent-composer-send-hint {
    color: color-mix(in srgb, currentColor 52%, transparent);
    font-size: var(--fs-tiny);
    line-height: 16px;
    white-space: nowrap;
}

/* 面板宽度包含内边距；默认 448px 面板放不下完整快捷键说明，窄态降级为短文案而不是隐藏提示本身。 */
.agent-composer-send-hint .agent-composer-send-hint-compact {
    display: none;
}

@container (max-width: 520px) {
    .agent-composer-send-hint .agent-composer-send-hint-full {
        display: none;
    }

    .agent-composer-send-hint .agent-composer-send-hint-compact {
        display: inline;
    }
}

.agent-tool-status {
    display: grid;
    width: 20px;
    height: 20px;
    place-items: center;
}

.agent-tool-label {
    opacity: 0.75;
    white-space: nowrap;
}

/*
 * 推理摘要不是普通的折叠文本：它是 Agent 工作流中的“过程层”，需要
 * 比工具日志更安静、比正文更有层次。使用当前画布主题的 accent，避免
 * 固定紫色的 AI 默认样式，同时把实时状态、摘要内容和展开动作分开。
 */
.agent-reasoning {
    min-width: 0;
    color: color-mix(in srgb, var(--foreground) 64%, transparent);
}

.agent-reasoning-card {
    min-width: 0;
    overflow: hidden;
    border: 0;
    border-radius: 10px;
    background: transparent;
    box-shadow: none;
    transition: background-color 160ms ease;
}

.agent-reasoning-card[open] {
    background: color-mix(in srgb, var(--agent-reasoning-accent) 3.5%, var(--background));
}

.agent-reasoning-summary {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    list-style: none;
    padding: 6px 4px;
    color: color-mix(in srgb, var(--foreground) 72%, transparent);
    user-select: none;
}

.agent-reasoning-summary::-webkit-details-marker {
    display: none;
}

.agent-reasoning-summary:hover {
    background: color-mix(in srgb, var(--agent-reasoning-accent) 4%, transparent);
}

.agent-reasoning-icon {
    display: grid;
    width: 25px;
    height: 25px;
    flex: 0 0 25px;
    place-items: center;
    border: 0;
    border-radius: 50%;
    background: color-mix(in srgb, var(--agent-reasoning-accent) 10%, transparent);
    color: var(--agent-reasoning-accent);
}

.agent-reasoning-copy {
    display: flex;
    min-width: 0;
    flex: 1 1 auto;
    align-items: baseline;
    gap: 7px;
}

.agent-reasoning-title {
    min-width: 0;
    overflow: hidden;
    color: color-mix(in srgb, var(--foreground) 78%, transparent);
    font-size: 12px;
    font-weight: 650;
    line-height: 17px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.agent-reasoning-subtitle {
    min-width: 0;
    overflow: hidden;
    color: color-mix(in srgb, var(--foreground) 43%, transparent);
    font-size: 11px;
    line-height: 16px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.agent-reasoning-status {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 5px;
    border: 0;
    border-radius: 5px;
    background: transparent;
    padding: 2px 4px;
    color: color-mix(in srgb, var(--foreground) 45%, transparent);
    font-size: 10px;
    font-weight: 600;
    line-height: 15px;
}

.agent-reasoning-status.is-live {
    background: color-mix(in srgb, var(--agent-reasoning-accent) 9%, transparent);
    color: var(--agent-reasoning-accent);
}

.agent-reasoning-status-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 13%, transparent);
    animation: agent-reasoning-pulse 1.5s ease-in-out infinite;
}

.agent-reasoning-chevron {
    display: grid;
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
    place-items: center;
    color: color-mix(in srgb, var(--foreground) 42%, transparent);
    font-size: 17px;
    line-height: 12px;
    transform: translateY(-1px);
    transition: color 160ms ease, transform 160ms ease;
}

.agent-reasoning-card[open] .agent-reasoning-chevron {
    color: var(--agent-reasoning-accent);
    transform: rotate(180deg) translateY(1px);
}

.agent-reasoning-content {
    position: relative;
    display: flex;
    max-height: min(232px, 30vh);
    gap: 0;
    overflow: auto;
    border-top: 0;
    padding: 4px 10px 10px 38px;
    scrollbar-gutter: stable;
}

.agent-reasoning-text {
    min-width: 0;
    color: color-mix(in srgb, var(--foreground) 58%, transparent);
    font-size: 12px;
    line-height: 1.75;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

@keyframes agent-reasoning-pulse {
    0%, 100% { opacity: .55; transform: scale(.82); }
    50% { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .agent-reasoning-card,
    .agent-reasoning-chevron { transition: none; }

    .agent-reasoning-status-dot { animation: none; }
}

.agent-working-indicator {
    display: inline-flex;
    min-height: 28px;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--foreground) 5%, transparent);
    padding: 4px 10px 4px 7px;
    font-size: var(--fs-label);
}

.agent-working-signal {
    display: grid;
    width: 16px;
    height: 16px;
    place-items: center;
    border: 1px solid color-mix(in srgb, currentColor 35%, transparent);
    border-radius: 50%;
}

.agent-working-signal span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    animation: agent-working-pulse 1.2s ease-in-out infinite;
}

.agent-working-caption {
    opacity: 0.5;
}

.canvas-agent-approval-card {
    --agent-approval-blue: #2563eb;
    --agent-approval-blue-hover: #1d4ed8;
    border: 1px solid color-mix(in srgb, var(--foreground) 13%, transparent);
    border-radius: 16px;
    background: color-mix(in srgb, var(--foreground) 4%, var(--background));
    padding: 16px;
    box-shadow: 0 10px 28px color-mix(in srgb, var(--foreground) 5%, transparent);
}

.canvas-agent-approval-header {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 10px;
}

.canvas-agent-approval-icon {
    display: grid;
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    place-items: center;
    border-radius: 9px;
    background: color-mix(in srgb, var(--agent-approval-blue) 12%, transparent);
    color: var(--agent-approval-blue);
}

.canvas-agent-approval-header h3 {
    min-width: 0;
    flex: 1;
    margin: 0;
    font-size: 14px;
    font-weight: 650;
    line-height: 20px;
}

.canvas-agent-approval-badge {
    flex: 0 0 auto;
    border-radius: 999px;
    background: color-mix(in srgb, var(--agent-approval-blue) 10%, transparent);
    padding: 4px 8px;
    color: var(--agent-approval-blue);
    font-size: 11px;
    font-weight: 600;
    line-height: 16px;
}

.canvas-agent-approval-description {
    margin: 12px 0 0;
    font-size: 13px;
    line-height: 20px;
}

.canvas-agent-approval-items {
    display: grid;
    gap: 8px;
    max-height: min(360px, 42vh);
    margin-top: 12px;
    overflow-y: auto;
    padding-right: 2px;
}

.canvas-agent-approval-item {
    display: grid;
    gap: 6px;
    min-width: 0;
    border: 1px solid color-mix(in srgb, var(--foreground) 9%, transparent);
    border-radius: 10px;
    background: color-mix(in srgb, var(--foreground) 3%, transparent);
    padding: 9px 10px;
}

.canvas-agent-approval-item-main,
.canvas-agent-approval-node-summary,
.canvas-agent-approval-connection {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 7px;
}

.canvas-agent-approval-operation {
    flex: 0 0 auto;
    border-radius: 5px;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 700;
    line-height: 16px;
}

.canvas-agent-approval-operation-add_node { background: #dcfce7; color: #166534; }
.canvas-agent-approval-operation-update_node { background: #dbeafe; color: #1d4ed8; }
.canvas-agent-approval-operation-connect_nodes { background: #fef3c7; color: #92400e; }
.canvas-agent-approval-operation-generate_media { background: #f3e8ff; color: #7e22ce; }

.canvas-agent-approval-node,
.canvas-agent-approval-node-button {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: 6px;
    border-radius: 6px;
    color: var(--foreground);
    font-size: 12px;
    line-height: 18px;
    text-align: left;
}

.canvas-agent-approval-node-button {
    cursor: pointer;
    padding: 2px 5px;
}

.canvas-agent-approval-node-button:hover {
    background: color-mix(in srgb, var(--agent-approval-blue) 10%, transparent);
    color: var(--agent-approval-blue);
}

.canvas-agent-approval-node-title,
.canvas-agent-approval-result-title {
    min-width: 0;
    overflow: hidden;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.canvas-agent-approval-node-type {
    flex: 0 0 auto;
    border-radius: 4px;
    background: color-mix(in srgb, var(--foreground) 8%, transparent);
    padding: 1px 5px;
    color: color-mix(in srgb, var(--foreground) 58%, transparent);
    font-size: 10px;
    line-height: 15px;
}

.canvas-agent-approval-arrow,
.canvas-agent-approval-change-arrow {
    flex: 0 0 auto;
    color: color-mix(in srgb, var(--foreground) 48%, transparent);
    font-size: 12px;
}

.canvas-agent-approval-result-title {
    color: var(--agent-approval-blue);
    font-size: 12px;
}

.canvas-agent-approval-field-list,
.canvas-agent-approval-detail-list,
.canvas-agent-approval-summary,
.canvas-agent-approval-empty {
    color: color-mix(in srgb, var(--foreground) 62%, transparent);
    font-size: 11px;
    line-height: 17px;
}

.canvas-agent-approval-field-list,
.canvas-agent-approval-detail-list {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.canvas-agent-approval-field-list span,
.canvas-agent-approval-detail-list span {
    border-radius: 4px;
    background: color-mix(in srgb, var(--foreground) 7%, transparent);
    padding: 2px 5px;
}

.canvas-agent-approval-summary {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.canvas-agent-approval-empty {
    margin-top: 12px;
    border-radius: 8px;
    background: color-mix(in srgb, #f59e0b 10%, transparent);
    padding: 8px 10px;
}

.canvas-agent-approval-reason-toggle {
    display: inline-flex;
    margin-top: 10px;
    border-radius: 5px;
    padding: 3px 1px;
    color: var(--agent-approval-blue);
    font-size: 12px;
}

.canvas-agent-approval-reason-toggle:hover {
    text-decoration: underline;
}

.canvas-agent-approval-reason {
    margin-top: 6px;
}

.canvas-agent-approval-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 12px;
}

.canvas-agent-approval-actions button {
    display: inline-flex;
    min-height: 36px;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-radius: 9px;
    padding: 0 14px;
    font-size: 13px;
    font-weight: 600;
    transition: background-color 140ms ease, box-shadow 140ms ease, opacity 140ms ease;
}

.canvas-agent-approval-actions button:focus-visible,
.canvas-agent-approval-reason-toggle:focus-visible {
    outline: 2px solid var(--agent-approval-blue);
    outline-offset: 2px;
}

.canvas-agent-approval-actions button:disabled,
.canvas-agent-approval-reason-toggle:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.canvas-agent-approval-reject {
    border: 1px solid color-mix(in srgb, var(--foreground) 15%, transparent);
    background: transparent;
    color: var(--foreground);
}

.canvas-agent-approval-reject:not(:disabled):hover {
    background: color-mix(in srgb, var(--foreground) 7%, transparent);
}

.canvas-agent-approval-approve {
    min-width: 116px;
    border: 1px solid var(--agent-approval-blue);
    background: var(--agent-approval-blue);
    color: #fff;
}

.canvas-agent-approval-approve:not(:disabled):hover {
    border-color: var(--agent-approval-blue-hover);
    background: var(--agent-approval-blue-hover);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--agent-approval-blue) 25%, transparent);
}

@media (max-width: 420px) {
    .canvas-agent-approval-badge { display: none; }
    .canvas-agent-approval-actions button { flex: 1; }
}

@keyframes agent-working-pulse {
    0%, 100% { transform: scale(0.65); opacity: 0.45; }
    50% { transform: scale(1); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
    .agent-working-signal span {
        animation: none;
        opacity: 0.75;
    }
}

.canvas-agent-permissions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.canvas-agent-skill-library-modal .ant-modal {
    padding-bottom: 0;
    margin-top: var(--space-10);
}

.canvas-agent-skill-library-modal .ant-modal-container {
    border: 0;
    border-radius: var(--r-5xl);
    background: var(--background);
    box-shadow: var(--elevation-overlay);
}

.canvas-agent-skill-library-frame {
    position: relative;
}

.canvas-agent-skill-library-close {
    position: absolute;
    top: calc(-1 * var(--space-10));
    inset-inline-start: var(--space-2);
    inset-inline-end: auto;
    width: auto;
    height: var(--space-8);
    border-radius: var(--r-md);
    padding: 0 var(--space-2);
    color: var(--foreground);
    background: transparent;
    overflow: visible;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--fs-body);
}

.canvas-agent-skill-library-close kbd {
    border-radius: var(--r-xs);
    background: var(--primary);
    padding: var(--space-half) var(--space-2);
    color: var(--primary-foreground);
    font-size: var(--fs-caption);
}

.canvas-agent-skill-library-shell {
    display: grid;
    height: min(700px, 66dvh);
    max-height: calc(100dvh - 88px);
    grid-template-columns: 176px minmax(0, 1fr);
    overflow: hidden;
    border-radius: inherit;
}

.canvas-agent-skill-library-sidebar {
    display: flex;
    min-height: 0;
    min-width: 0;
    flex-direction: column;
    gap: var(--space-5);
    margin: var(--space-6) 0;
    border-right: 1px solid var(--border);
    padding: 0 var(--space-3);
}

.canvas-agent-skill-library-search.ant-input-affix-wrapper {
    flex: 0 0 auto;
    height: var(--space-12);
    border: 0;
    border-radius: var(--r-full);
    background: var(--library-surface);
    padding-inline: var(--space-4);
    font-size: var(--fs-body);
}

.canvas-agent-skill-library-search .ant-input-prefix {
    margin-inline-end: var(--space-2);
}

.canvas-agent-skill-library-categories {
    display: flex;
    min-height: 0;
    flex-direction: column;
    gap: var(--space-1);
    overflow-y: auto;
    padding: var(--space-1);
    overscroll-behavior: contain;
}

.canvas-agent-skill-library-tab {
    display: flex;
    min-height: var(--space-12);
    flex: 0 0 auto;
    align-items: center;
    gap: var(--space-3);
    border: 0;
    border-radius: var(--r-lg);
    padding: var(--space-3);
    color: var(--muted-foreground);
    font-size: var(--fs-body-lg);
    text-align: left;
    overflow-wrap: anywhere;
    transition: background-color var(--motion-dur-fast) ease, color var(--motion-dur-fast) ease;
}

.canvas-agent-skill-library-tab::before {
    width: var(--space-1);
    height: var(--space-1);
    flex: 0 0 auto;
    border-radius: var(--r-full);
    background: currentColor;
    content: "";
    opacity: 0.4;
}

.canvas-agent-skill-library-tab span {
    margin-left: auto;
    color: var(--muted-foreground);
    font-size: var(--fs-caption);
    font-variant-numeric: tabular-nums;
}

.canvas-agent-skill-library-tab:hover {
    background: var(--library-surface-hover);
    color: var(--foreground);
}

.canvas-agent-skill-library-tab.is-active {
    color: var(--foreground);
    font-weight: 650;
}

.canvas-agent-skill-library-tab.is-active::before {
    opacity: 1;
}

.canvas-agent-skill-library-content {
    container: agent-skill-content / inline-size;
    display: flex;
    min-width: 0;
    min-height: 0;
    flex-direction: column;
}

.canvas-agent-skill-library-header {
    display: flex;
    min-width: 0;
    flex: 0 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
}

.canvas-agent-skill-library-header h2 {
    margin: 0;
    font-size: var(--fs-title);
    font-weight: 650;
}

.canvas-agent-skill-library-count {
    flex: 0 0 auto;
    border: 0;
    border-radius: var(--r-full);
    background: var(--library-surface);
    padding: var(--space-2-half) var(--space-4);
    color: var(--foreground);
    font-size: var(--fs-caption);
    font-variant-numeric: tabular-nums;
}

.canvas-agent-skill-library-count:hover {
    background: var(--library-surface-hover);
}

.canvas-agent-skill-library-count span {
    color: var(--muted-foreground);
}

.canvas-agent-skill-library-list {
    display: grid;
    min-height: 0;
    flex: 1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: max-content;
    align-content: start;
    gap: var(--space-6) var(--space-4);
    overflow-y: auto;
    padding: var(--space-1) var(--space-6) var(--space-6);
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
}

.canvas-agent-skill-library-state {
    display: grid;
    min-height: 260px;
    grid-column: 1 / -1;
    place-items: center;
    align-content: center;
    gap: var(--space-3);
    padding: var(--space-6);
    font-size: var(--fs-body);
    text-align: center;
}

.canvas-agent-skill-card {
    min-width: 0;
    border: 0;
    border-radius: var(--r-2xl);
    transition: transform var(--motion-state) var(--motion-ease-out), background-color var(--motion-state) ease;
}

.canvas-agent-skill-card:hover,
.canvas-agent-skill-card:focus-within {
    transform: translateY(var(--library-hover-offset));
    background: var(--library-surface-hover);
}

.canvas-agent-skill-card:hover .canvas-agent-skill-card-cover img,
.canvas-agent-skill-card:focus-within .canvas-agent-skill-card-cover img {
    transform: scale(1.025);
}

.canvas-agent-skill-card-cover {
    position: relative;
    min-width: 0;
    overflow: hidden;
    border-radius: var(--r-2xl);
    aspect-ratio: 16 / 9;
    background: var(--library-cover-surface);
    transition: outline-color var(--motion-dur-fast) ease;
}

.canvas-agent-skill-card.is-selected .canvas-agent-skill-card-cover {
    outline: 1px solid var(--library-selected-stroke);
    outline-offset: 2px;
}

.canvas-agent-skill-card-cover img,
.canvas-agent-skill-card-cover video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motion-state) var(--motion-ease-out);
}

.canvas-agent-skill-card-placeholder {
    display: grid;
    width: 100%;
    height: 100%;
    place-items: center;
    color: var(--muted-foreground);
    background: var(--library-cover-surface);
}

.canvas-agent-skill-card-category {
    position: absolute;
    bottom: var(--space-3);
    left: var(--space-3);
    max-width: calc(100% - var(--space-6));
    overflow: hidden;
    border-radius: var(--r-sm);
    background: color-mix(in srgb, var(--color-neutral-950) 75%, transparent);
    padding: var(--space-1) var(--space-2);
    color: var(--color-neutral-0);
    font-size: var(--fs-tiny);
    text-overflow: ellipsis;
    white-space: nowrap;
    backdrop-filter: blur(8px);
}

.canvas-agent-skill-card-selected {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    display: grid;
    width: var(--space-8);
    height: var(--space-8);
    place-items: center;
    border-radius: var(--r-full);
    color: var(--control-selected-fg);
    background: var(--control-selected-bg);
}

.canvas-agent-skill-card-body {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: var(--space-2);
    padding-top: var(--space-3);
}

.canvas-agent-skill-card-title-row {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.canvas-agent-skill-card-title-row h3 {
    min-width: 0;
    overflow: hidden;
    margin: 0;
    color: inherit;
    font-size: var(--fs-heading);
    font-weight: 650;
    line-height: 1.5;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.canvas-agent-skill-card-body > p {
    display: -webkit-box;
    min-width: 0;
    overflow: hidden;
    margin: 0;
    color: var(--muted-foreground);
    font-size: var(--fs-body);
    line-height: 1.65;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow-wrap: anywhere;
}

.canvas-agent-skill-card-meta {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--fs-caption);
}

.canvas-agent-skill-card-version {
    flex: 0 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.canvas-agent-skill-card-action {
    flex: 0 0 auto;
}

.canvas-agent-skill-card-action .ant-btn {
    min-width: var(--space-16);
    height: var(--space-8);
    border: 0;
    border-radius: var(--r-full);
    background: var(--primary);
    padding-inline: var(--space-3);
    color: var(--primary-foreground);
    box-shadow: none;
    font-size: var(--fs-body);
}

.canvas-agent-skill-card-action .ant-btn:not(:disabled):hover {
    background: color-mix(in srgb, var(--primary) 85%, var(--background));
    color: var(--primary-foreground);
}

.canvas-agent-skill-card-action .ant-btn.is-selected,
.canvas-agent-skill-card-action .ant-btn.is-selected:not(:disabled):hover {
    background: var(--control-selected-bg);
    color: var(--control-selected-fg);
}

.canvas-agent-skill-card-action .ant-btn:disabled {
    background: var(--library-surface);
    color: var(--muted-foreground);
    opacity: 0.6;
}

.canvas-agent-skill-library-footer {
    display: flex;
    min-height: var(--space-12);
    flex: 0 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-2) var(--space-6);
    font-size: var(--fs-caption);
}

.canvas-agent-skill-library-tab:focus-visible,
.canvas-agent-skill-library-close:focus-visible,
.canvas-agent-skill-library-count:focus-visible {
    outline: 2px solid var(--ring);
    outline-offset: 2px;
}

@container agent-skill-content (max-width: 660px) {
    .canvas-agent-skill-library-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .canvas-agent-skill-library-modal .ant-modal {
        width: calc(100vw - 32px) !important;
    }

    .canvas-agent-skill-library-shell {
        height: min(700px, calc(100dvh - 88px));
    }

    .canvas-agent-skill-library-header,
    .canvas-agent-skill-library-list,
    .canvas-agent-skill-library-footer {
        padding-inline: var(--space-5);
    }

    .canvas-agent-skill-library-sidebar {
        padding-inline: var(--space-3);
    }
}

@media (max-width: 639px) {
    .canvas-agent-skill-library-modal .ant-modal-container {
        border-radius: var(--r-4xl);
    }

    .canvas-agent-skill-library-shell {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto minmax(0, 1fr);
    }

    .canvas-agent-skill-library-sidebar {
        gap: var(--space-2);
        margin: 0;
        border-right: 0;
        padding: var(--space-4) var(--space-4) 0;
    }

    .canvas-agent-skill-library-search.ant-input-affix-wrapper {
        height: var(--space-10);
    }

    .canvas-agent-skill-library-categories {
        flex-direction: row;
        gap: var(--space-1);
        overflow-x: auto;
        overscroll-behavior-x: contain;
    }

    .canvas-agent-skill-library-tab {
        min-height: var(--space-10);
        gap: var(--space-2);
        padding: var(--space-2);
        font-size: var(--fs-body);
        white-space: nowrap;
    }

    .canvas-agent-skill-library-header {
        padding: var(--space-4);
    }

    .canvas-agent-skill-library-header h2 {
        font-size: var(--fs-heading-lg);
    }

    .canvas-agent-skill-library-list {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-6);
        padding-inline: var(--space-4);
    }

    .canvas-agent-skill-library-footer {
        gap: var(--space-2);
        padding-inline: var(--space-4);
        font-size: var(--fs-label);
    }
}

@media (prefers-reduced-motion: reduce) {
    .canvas-agent-skill-card,
    .canvas-agent-skill-card-cover,
    .canvas-agent-skill-card-cover img,
    .canvas-agent-skill-card-cover video,
    .canvas-agent-skill-library-tab {
        transition: none;
    }

    .canvas-agent-skill-card:hover,
    .canvas-agent-skill-card:focus-within,
    .canvas-agent-skill-card:hover .canvas-agent-skill-card-cover img,
    .canvas-agent-skill-card:focus-within .canvas-agent-skill-card-cover img {
        transform: none;
    }
}

@container (max-width: 390px) {
    .canvas-agent-permissions {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 639px) {
    .canvas-agent-panel [data-agent-drag-handle] {
        cursor: default;
        touch-action: auto;
    }
}