/* ==================== */
/* Claude.ai-Style Chat UI */
/* ==================== */
.claude-ui {
    height: 100%;
}

/* Sidebar (inside flip card — matches .tm-sidebar on back) */
/* Overlays on top of content so the workspace always stays centered */
.claude-sidebar {
    width: 15%;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    padding: 14px 12px;
    border-right: 1px solid var(--color-border);
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 5;
    transition: transform 0.25s ease, opacity 0.2s ease;
    overflow: hidden;
}

.claude-sidebar.collapsed {
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
}

.claude-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 24px;
}

.claude-sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text);
    font-family: inherit;
    transition: background 0.15s ease;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
}

.claude-sidebar-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

.claude-sidebar-item svg {
    flex-shrink: 0;
    color: var(--color-text-muted);
}

.claude-sidebar-recents {
    display: flex;
    flex-direction: column;
    gap: 1px;
    flex: 1;
    overflow-y: auto;
    padding-bottom: 12px;
}

.claude-recents-group {
    margin-bottom: 16px;
}

.claude-recents-group-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.claude-recents-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-faint);
    padding: 8px 14px 0;
    margin-bottom: 6px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.claude-recent-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 400;
    color: var(--color-text-secondary, #374151);
    border-radius: 0;
    cursor: pointer;
    transition: background 0.15s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.claude-recent-item:hover {
    background: rgba(0, 0, 0, 0.03);
}

.claude-recent-item.active {
    background: rgba(0, 0, 0, 0.06);
    font-weight: 500;
}

.claude-recent-item .recent-action-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: none;
    border: none;
    color: var(--color-text-faint);
    cursor: pointer;
    padding: 0;
    border-radius: 4px;
    flex-shrink: 0;
    line-height: 1;
    transition: background 0.15s ease, color 0.15s ease;
}

.claude-recent-item:hover .recent-action-btn {
    display: flex;
}

.claude-recent-item .recent-action-btn:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--color-text-muted);
}

.claude-recent-item .recent-action-btn.recent-delete-btn:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.claude-sidebar-empty {
    font-size: 11px;
    color: var(--color-text-faint);
    padding: 4px 14px;
    font-style: italic;
}

.claude-recent-item .recent-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Legacy agent pin buttons removed — old sidebar no longer exists */

/* User Menu Popover — drops down from header gear icon */
.user-menu-popover {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 240px;
    background: var(--color-bg, #ffffff);
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15), 0 1px 4px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border, #e5e7eb);
    padding: 6px;
    z-index: 200;
    animation: userMenuDropDown 0.15s ease;
}

.user-menu-popover.hidden {
    display: none;
}

@keyframes userMenuDropDown {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.user-menu-email {
    padding: 8px 10px;
    font-size: 12px;
    color: var(--color-text-muted, #6b7280);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-divider {
    height: 1px;
    background: var(--color-border, #e5e7eb);
    margin: 4px 0;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 400;
    color: var(--color-text-secondary, #374151);
    font-family: inherit;
    width: 100%;
    text-align: left;
    transition: background 0.15s;
}

.user-menu-item:hover {
    background: rgba(0, 0, 0, 0.04);
}

.user-menu-item svg {
    flex-shrink: 0;
    opacity: 0.55;
}

.user-menu-item:hover svg {
    opacity: 0.85;
}

.user-menu-item--danger {
    color: var(--color-error, #dc2626);
}

.user-menu-item--danger:hover {
    background: rgba(220, 38, 38, 0.06);
}

/* Company Switcher in User Menu */
.user-menu-companies {
    padding: 2px 0;
}

.user-menu-company {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 400;
    color: var(--color-text-secondary, #374151);
    font-family: inherit;
    width: 100%;
    text-align: left;
    transition: background 0.15s;
}

.user-menu-company:hover {
    background: rgba(0, 0, 0, 0.04);
}

.user-menu-company--active {
    font-weight: 500;
    color: var(--color-text, #1a1a2e);
}

.user-menu-company-check {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0;
}

.user-menu-company--active .user-menu-company-check {
    opacity: 1;
    color: var(--color-primary, #6366f1);
}

.user-menu-company-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Cross-company notification dot in company switcher */
.user-menu-company-dot {
    width: 8px;
    height: 8px;
    min-width: 8px;
    border-radius: var(--radius-full);
    background: #22c55e;
    margin-left: auto;
    flex-shrink: 0;
    display: none;
}

.user-menu-company-dot--active {
    display: block;
}

/* Other Accounts Switcher */
.user-menu-accounts-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-tertiary, #9ca3af);
    padding: 6px 10px 2px;
}

.user-menu-account-switch .user-menu-company-name {
    display: flex;
    flex-direction: column;
    white-space: normal;
    overflow: visible;
}

.user-menu-account-email {
    font-size: 13px;
    line-height: 1.3;
}

.user-menu-account-companies {
    font-size: 11px;
    color: var(--color-text-tertiary, #9ca3af);
    line-height: 1.3;
}

/* Settings Overlay Panels */
.settings-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    animation: settingsFadeIn 0.2s ease;
}

.settings-overlay.hidden {
    display: none;
}

.settings-overlay .hidden {
    display: none;
}

@keyframes settingsFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.settings-panel {
    background: var(--color-bg, #ffffff);
    border-radius: 16px;
    width: 440px;
    max-width: 90vw;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.settings-panel--wide {
    width: 540px;
}

.settings-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 0;
}

.settings-panel-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text, #1a1a2e);
    margin: 0;
}

.settings-panel-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: 50%;
    font-size: 20px;
    color: var(--color-text-muted, #6b7280);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}

.settings-panel-close:hover {
    background: rgba(0, 0, 0, 0.06);
}

.settings-panel-body {
    padding: 20px 24px 24px;
}

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

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text, #1a1a2e);
    margin-bottom: 6px;
}

.settings-value {
    font-size: 14px;
    color: var(--color-text-secondary, #374151);
}

.settings-hint {
    font-size: 12px;
    color: var(--color-text-muted, #6b7280);
    margin-bottom: 8px;
}

.settings-input {
    width: 100%;
    padding: 8px 12px;
    border: 1.5px solid var(--color-border-strong, #d1d5db);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text, #1a1a2e);
    background: var(--color-bg, #ffffff);
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.settings-input:focus {
    outline: none;
    border-color: var(--color-primary, #4f46e5);
}

.settings-select {
    padding: 8px 12px;
    border: 1.5px solid var(--color-border-strong, #d1d5db);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text, #1a1a2e);
    background: var(--color-bg, #ffffff);
}

.settings-btn {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s;
    border: none;
    white-space: nowrap;
}

.settings-btn--primary {
    background: var(--color-primary, #4f46e5);
    color: white;
}

.settings-btn--primary:hover {
    background: var(--color-primary-hover, #4338ca);
}

.settings-btn--primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.settings-btn--secondary {
    background: transparent;
    border: 1.5px solid var(--color-border-strong, #d1d5db);
    color: var(--color-text-secondary, #374151);
}

.settings-btn--secondary:hover {
    border-color: var(--color-primary, #4f46e5);
    color: var(--color-primary, #4f46e5);
}

.settings-btn--danger {
    background: var(--color-danger, #EF4444);
    color: white;
}

.settings-btn--danger:hover {
    background: #dc2626;
}

.settings-danger-zone {
    border-top: 1px solid var(--color-danger, #EF4444);
    padding-top: 16px;
    margin-top: 8px;
}

.settings-btn-row {
    display: flex;
    gap: 8px;
}

.settings-btn-row .settings-btn {
    flex: 1;
}

.settings-feedback {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 13px;
}

.settings-feedback.hidden {
    display: none;
}

.settings-feedback.success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.settings-feedback.error {
    background: rgba(220, 38, 38, 0.08);
    color: #dc2626;
}

/* Billing deposit status card */
.billing-status-card {
    padding: 16px;
    border-radius: 10px;
    border: 1.5px solid var(--color-border-strong, #d1d5db);
    background: var(--color-bg-secondary, #f9fafb);
}

.billing-deposit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.billing-deposit-row:last-child {
    margin-bottom: 0;
}

.billing-deposit-label {
    font-size: 13px;
    color: var(--color-text-muted, #6b7280);
}

.billing-deposit-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text, #1a1a2e);
}

.billing-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 99px;
    font-size: 12px;
    font-weight: 600;
}

.billing-badge--paid {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success, #059669);
}

.billing-badge--refunded {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning, #d97706);
}

.billing-badge--none {
    background: rgba(107, 114, 128, 0.08);
    color: var(--color-text-muted, #6b7280);
}

/* Tone selector buttons */
.settings-tone-options {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.settings-tone-btn {
    padding: 6px 14px;
    border: 1.5px solid var(--color-border-strong, #d1d5db);
    border-radius: 20px;
    background: transparent;
    font-size: 13px;
    font-family: inherit;
    color: var(--color-text-secondary, #374151);
    cursor: pointer;
    transition: all 0.15s;
}

.settings-tone-btn:hover {
    border-color: var(--color-primary, #4f46e5);
    color: var(--color-primary, #4f46e5);
}

.settings-tone-btn.active {
    background: var(--color-primary, #4f46e5);
    border-color: var(--color-primary, #4f46e5);
    color: white;
}

/* ==================== */
/* Coworker Preferences */
/* ==================== */

.pref-group-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-muted, #6b7280);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--color-border, #e5e7eb);
}

.pref-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    min-height: 36px;
}

.pref-row + .pref-row {
    border-top: 1px solid var(--color-border-subtle, #f0f0f0);
}

.pref-row-label {
    font-size: 13px;
    color: var(--color-text, #1a1a1a);
    flex: 1;
    padding-right: 12px;
}

.pref-row--selector {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
}

.pref-selector-group {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

/* iOS-style toggle switch */
.pref-toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.pref-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.pref-toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-muted, #e5e7eb);
    border-radius: 24px;
    transition: background 0.2s;
}

.pref-toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.pref-toggle input:checked + .pref-toggle-slider {
    background: var(--color-primary, #4f46e5);
}

.pref-toggle input:checked + .pref-toggle-slider::before {
    transform: translateX(20px);
}

.pref-toggle input:focus-visible + .pref-toggle-slider {
    outline: 2px solid var(--color-primary, #4f46e5);
    outline-offset: 2px;
}

.pref-dropdown {
    max-width: 180px;
    font-size: 13px;
}

.pref-custom-textarea {
    resize: vertical;
    min-height: 72px;
    max-height: 200px;
    font-size: 13px;
    line-height: 1.5;
}

.pref-char-counter {
    font-size: 11px;
    color: var(--color-text-muted, #6b7280);
    text-align: right;
    margin-top: 4px;
}

/* Avatar preview + grid in My Settings */
/* Account profile row */
.account-profile-row {
    display: flex;
    align-items: center;
    gap: 14px;
}

.account-avatar-wrap {
    flex-shrink: 0;
}

.account-profile-info {
    flex: 1;
    min-width: 0;
}

.account-profile-info .settings-value {
    font-weight: 500;
    font-size: 15px;
}

.settings-avatar-preview {
    display: flex;
    align-items: center;
    gap: 12px;
}

.settings-avatar-img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.settings-avatar-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 12px;
}

.settings-avatar-grid.hidden {
    display: none;
}

.settings-avatar-grid .avatar-option {
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.settings-avatar-grid .avatar-option:hover {
    border-color: var(--color-primary, #4f46e5);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.settings-avatar-grid .avatar-option.selected {
    border-color: var(--color-primary, #4f46e5);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.settings-avatar-grid .avatar-option img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Invite form */
.invite-form-fields {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.invite-name-row {
    display: flex;
    gap: 8px;
}

.invite-name-row .settings-input {
    flex: 1;
}

.invite-action-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.invite-action-row .settings-select {
    flex: 1;
}

.invite-link-display {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-top: 10px;
}

.invite-link-display.hidden {
    display: none;
}

.invite-link-display .settings-input {
    flex: 1;
    font-size: 12px;
    color: var(--color-text-muted, #6b7280);
}

/* Members list */
.members-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.member-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.02);
}

.member-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-bg-muted, #e5e7eb);
}

.member-info {
    flex: 1;
    min-width: 0;
}

.member-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text, #1a1a2e);
}

.member-email {
    font-size: 12px;
    color: var(--color-text-muted, #6b7280);
}

.member-role-badge {
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text-muted, #6b7280);
    text-transform: capitalize;
}

.member-role-select {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 8px;
    border: 1px solid var(--color-border, rgba(0, 0, 0, 0.1));
    background: var(--color-bg, #fff);
    color: var(--color-text, #1a1a2e);
    cursor: pointer;
    outline: none;
    min-width: 120px;
}

.member-role-select:hover {
    border-color: var(--color-primary, #4f46e5);
}

.member-role-select:focus {
    border-color: var(--color-primary, #4f46e5);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.15);
}

.member-role-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.member-you-badge {
    font-size: 11px;
    font-weight: 400;
    color: var(--color-text-faint, #9ca3af);
}

.member-remove-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    color: var(--color-text-muted, #9ca3af);
    transition: color 0.15s, background 0.15s;
    flex-shrink: 0;
}

.member-remove-btn:hover {
    color: var(--color-error, #e53e3e);
    background: rgba(229, 62, 62, 0.08);
}

.member-remove-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Pending invite row */
.pending-invite-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: 8px;
    background: rgba(245, 158, 11, 0.08);
    font-size: 13px;
    gap: 10px;
}

.pending-invite-row + .pending-invite-row {
    margin-top: 6px;
}

.pending-invite-info {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.pending-invite-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.invite-status {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 4px;
    white-space: nowrap;
}

.invite-status--pending {
    color: var(--color-warning, #d97706);
    background: rgba(245, 158, 11, 0.12);
}

.invite-status--expired {
    color: var(--color-error, #dc2626);
    background: rgba(220, 38, 38, 0.1);
}

.pending-invite-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.invite-action-btn {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: opacity 0.15s;
}

.invite-action-btn:hover {
    opacity: 0.85;
}

.invite-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.invite-resend-btn {
    background: var(--color-primary, #6366f1);
    color: #fff;
}

.invite-revoke-btn {
    background: var(--color-bg-tertiary, #f3f4f6);
    color: var(--color-text-secondary, #6b7280);
}

.invite-revoke-btn:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--color-error, #dc2626);
}

/* ==================== */
/* View System          */
/* ==================== */
.claude-view {
    display: none;
    height: 100%;
}

.claude-view.active {
    display: flex;
    flex-direction: column;
}

/* Chat view — holds toolbar + flipper */
#claude-chat-view.active {
    overflow: hidden;
    position: relative;
}

/* Chat flip toolbar — matches .feed-toolbar on Agents tab */
.chat-flip-toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    padding: 8px 0 0;
    flex-shrink: 0;
}

.chat-flip-wrapper {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
}

.chat-flip-label {
    font-size: 19px;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}

/* Mic button — in flip toolbar, opposite the flip arrow */
.header-mic-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.header-mic-btn:hover {
    border-color: var(--color-border-medium);
    color: var(--color-text);
}

/* Active (recording) — red pulse */
.header-mic-btn.voice-active {
    color: #fff;
    background: var(--color-error);
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.25);
    animation: mic-pulse 1.5s ease-in-out infinite;
}

@keyframes mic-pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.25); }
    50% { box-shadow: 0 0 0 6px rgba(220, 38, 38, 0.1); }
}

/* Unsupported browser */
.header-mic-btn.voice-unsupported {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Chat flipper — 3D flip container */
.chat-flipper {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    flex: 1;
    min-height: 0;
}

.chat-flipper.flipped {
    transform: rotateY(180deg);
}

/* When flipped, explicitly hide front and show back as a robust fallback
   (overflow:hidden on ancestors can break backface-visibility in some browsers) */
.chat-flipper.flipped .chat-flip-front {
    visibility: hidden;
    pointer-events: none;
}

.chat-flip-back {
    visibility: hidden;
    pointer-events: none;
}

.chat-flipper.flipped .chat-flip-back {
    visibility: visible;
    pointer-events: auto;
}

.chat-flip-front {
    display: flex;
    flex-direction: row;
    height: calc(100% - 16px);
    margin: 0 20px 16px;
    background: linear-gradient(180deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    position: relative;
}

/* Right content panel inside flip-front (matches .tm-thread on back) */
.claude-front-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    /* Sidebar is an overlay — no padding-left so welcome screen centers on full card */
}

/* When conversation is active and sidebar is visible, add left padding to clear the overlay */
.claude-sidebar:not(.collapsed) ~ .claude-front-main .claude-chat-messages:has(.claude-message) {
    padding-left: calc(15% + 20px);
}

.claude-sidebar:not(.collapsed) ~ .claude-front-main .claude-front-view:has(.claude-message) .claude-input-container {
    padding-left: calc(15% + 20px);
}

/* View panels inside front-main */
.claude-front-view {
    display: none;
    height: 100%;
}

.claude-front-view.active {
    display: flex;
    flex-direction: column;
}

.chat-flip-back {
    position: absolute;
    top: 0;
    left: 20px;
    width: calc(100% - 40px);
    height: calc(100% - 16px);
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #ffffff 0%, #fafbfc 100%);
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: rotateY(180deg);
}

.teammates-empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 8px;
    color: var(--color-text-muted);
}

.teammates-empty-state p {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.teammates-empty-state span {
    font-size: 14px;
    opacity: 0.6;
}