.right-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--chat-width);
    height: 100vh;
    background: var(--bg-primary);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    min-width: 300px;
    max-width: 600px;
}

.right-sidebar.hidden {
    display: none;
}

/* Resize handle styles */
.resize-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4px;
    cursor: col-resize;
    background: transparent;
    transition: background 0.2s;
    z-index: 1001;
}

.resize-handle-left {
    left: -2px;
}

/* Only highlight the handle being hovered or actively dragged */
.resize-handle:hover,
.resize-handle.active {
    background: var(--primary-color);
}

/* Add resizing class for better UX */
.resizing {
    user-select: none;
    -webkit-user-select: none;
    cursor: col-resize !important;
}

/* Remove the general highlight for all handles during resize */
.resizing .resize-handle {
    background: transparent;
}

/* Only highlight the active handle */
.resizing .resize-handle.active {
    background: var(--primary-color);
}

.resizing iframe,
.resizing .chat-input {
    pointer-events: none;
}

.sidebar-header {
    padding: 0;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-primary);
    position: relative;
    z-index: 10;
}

.sidebar-tabs {
    display: flex;
    padding: 8px 8px 0;
    gap: 4px;
}

.sidebar-tab {
    flex: 1;
    padding: 8px 16px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.sidebar-tab:hover {
    color: var(--text-primary);
}

.sidebar-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
    flex: 1;
    overflow-y: auto;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

/* Settings styles */
.settings-section {
    padding: 24px;
}

.settings-section h3 {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.settings-group {
    margin-bottom: 20px;
}

.settings-group label {
    display: block;
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 8px;
}

.settings-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
}

.settings-input:hover {
    border-color: var(--border-hover);
}

.settings-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-alpha);
}

/* Preserve existing chat styles */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Preserve existing skills styles */
#skillsContent {
    padding: 16px;
}

/* Keep other existing styles from chat.css and skills.css */ 

.settings-save-btn {
    width: 100%;
    padding: 12px 16px;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.settings-save-btn:hover {
    background: var(--primary-color-dark);
    transform: translateY(-1px);
}

.settings-save-btn:active {
    transform: translateY(0);
}

.settings-save-btn:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

/* Keep other existing styles */ 

/* Chat Tab Specific Styles */
#chatContent {
    display: none;
    flex-direction: column;
    height: 100%;
}

#chatContent.active {
    display: flex;
}

#chatContent .chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

#chatContent .context-section {
    position: sticky;
    bottom: 64px;
    padding: 12px 16px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    z-index: 2;
}

#chatContent .context-header h3 {
    font-size: 12px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 500;
}

#chatContent .context-files {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

#chatContent .context-file {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

#chatContent .chat-input-container {
    position: sticky;
    bottom: 0;
    padding: 16px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    z-index: 3;
}

#chatContent .chat-input {
    width: 100%;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    resize: none;
    transition: all 0.2s ease;
}

#chatContent .chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-alpha);
}

/* API Tab Specific Styles */
#apiContent {
    display: none;
    flex-direction: column;
    height: 100%;
    padding: 24px;
}

#apiContent.active {
    display: flex;
}

#apiContent .settings-section {
    max-width: 100%;
}

#apiContent .api-key-group {
    position: relative;
    margin-bottom: 24px;
}

#apiContent .api-key-input {
    width: 100%;
    padding: 12px;
    padding-right: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
}

#apiContent .api-key-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-alpha);
}

#apiContent .model-group {
    margin-bottom: 24px;
}

#apiContent .model-selector {
    width: 100%;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
}

#apiContent .model-selector:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-alpha);
}

#apiContent .settings-save-btn {
    margin-top: 8px;
}

#apiContent .api-description {
    margin-top: 24px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

#apiContent .api-description p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 12px;
}

#apiContent .api-description a {
    color: var(--primary-color);
    text-decoration: none;
}

#apiContent .api-description a:hover {
    text-decoration: underline;
}