html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* ── App shell ─────────────────────────────────────────────── */
.ai-appbar {
    border-bottom: 1px solid var(--mud-palette-divider);
    backdrop-filter: saturate(120%);
}

.ai-appbar-title {
    font-weight: 600;
    letter-spacing: -0.01em;
}

.ai-main {
    background: var(--mud-palette-background);
    min-height: 100vh;
}

/* ── Drawer ───────────────────────────────────────────────── */
.ai-drawer.mud-drawer {
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-drawer-header {
    padding: 16px 12px !important;
    min-height: 60px;
}

.ai-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ai-logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, #4F46E5 0%, #818CF8 100%);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
    flex: 0 0 36px;
}

.ai-logo-text {
    color: #E2E8F0;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
}

/* ── Nav menu ─────────────────────────────────────────────── */
.ai-nav {
    padding: 8px;
    flex: 1 1 auto;
}

.ai-nav .mud-nav-link {
    border-radius: 8px;
    margin: 2px 0;
    padding: 8px 12px;
    color: #CBD5E1 !important;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.ai-nav .mud-nav-link:hover {
    background-color: rgba(255, 255, 255, 0.06) !important;
    color: #fff !important;
}

.ai-nav .mud-nav-link.active {
    background: linear-gradient(90deg, rgba(79, 70, 229, 0.25), rgba(79, 70, 229, 0.08)) !important;
    color: #fff !important;
    border-left: 3px solid #818CF8;
    padding-left: 9px;
}

.ai-nav .mud-nav-link.active .mud-nav-link-icon {
    color: #818CF8 !important;
}

.ai-nav .mud-nav-link-icon {
    color: #94A3B8;
}

.ai-nav .mud-nav-link-text {
    font-size: 13.5px;
    font-weight: 500;
    letter-spacing: -0.005em;
}

.ai-nav .mud-nav-group .mud-nav-link {
    padding-left: 36px;
}

.ai-nav .mud-nav-group-title-button {
    color: #94A3B8 !important;
    font-size: 13px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
}

/* ── Drawer footer ────────────────────────────────────────── */
.ai-drawer-footer-menu {
    margin-top: auto;
    width: 100%;
}

.ai-drawer-footer-menu .mud-menu-activator {
    width: 100%;
    display: block;
}

.ai-drawer-footer {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: background 0.12s ease;
}

.ai-drawer-footer:hover {
    background: rgba(255, 255, 255, 0.04);
}

.ai-drawer-avatar-wrap {
    position: relative;
    flex: 0 0 auto;
    line-height: 0;
}

.ai-presence-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 2px #070B1A;
    flex: 0 0 10px;
    background: #94A3B8;
}

.ai-drawer-avatar-wrap .ai-presence-dot {
    position: absolute;
    right: -2px;
    bottom: -2px;
}

.ai-presence-inline {
    box-shadow: 0 0 0 2px var(--mud-palette-surface);
    margin-right: 10px;
    vertical-align: middle;
}

.ai-presence-online { background: #10B981; }
.ai-presence-away { background: #F59E0B; }
.ai-presence-offline { background: #94A3B8; }

.ai-drawer-footer-chev {
    color: #64748B;
    flex: 0 0 auto;
}

.ai-drawer-footer-text {
    overflow: hidden;
    flex: 1 1 auto;
}

.ai-drawer-footer-name {
    color: #E2E8F0;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ai-drawer-footer-role {
    color: #94A3B8;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ── Sign-out button styled like a MudMenuItem ────────────── */
.ai-menu-signout {
    border: 0;
    background: none;
    width: 100%;
    text-align: left;
    padding: 8px 16px;
    cursor: pointer;
    font: inherit;
    color: var(--mud-palette-text-primary);
    display: flex;
    align-items: center;
}

.ai-menu-signout:hover {
    background: var(--mud-palette-action-default-hover);
}

/* ── Channel icon component ───────────────────────────────── */
.ai-channel-icon {
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
}

/* ── Skeleton loader ──────────────────────────────────────── */
.ai-skel {
    display: block;
    border-radius: 6px;
    background: linear-gradient(
        90deg,
        var(--mud-palette-action-default-hover) 0%,
        rgba(148, 163, 184, 0.18) 50%,
        var(--mud-palette-action-default-hover) 100%
    );
    background-size: 200% 100%;
    animation: ai-skel-pulse 1.4s ease-in-out infinite;
}

.ai-skel-circle { border-radius: 50%; }

@keyframes ai-skel-pulse {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.conv-row-skeleton {
    cursor: default;
    pointer-events: none;
}

.conv-row-skeleton:hover { background: transparent; }

/* ── Code block ───────────────────────────────────────────── */
.ai-code {
    background: #0F172A;
    color: #E2E8F0;
    border-radius: 10px;
    border: 1px solid #1E2747;
    overflow: hidden;
    margin: 8px 0;
}

.ai-code-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: #1E2747;
    border-bottom: 1px solid #2A3457;
    font-size: 12px;
}

.ai-code-title {
    color: #94A3B8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: inline-flex;
    align-items: center;
}

.ai-code-copy {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: rgba(255,255,255,0.06);
    color: #CBD5E1;
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 6px;
    font: inherit;
    font-size: 11.5px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.12s ease;
}

.ai-code-copy:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
}

.ai-code-copy .mud-icon-root {
    width: 13px !important;
    height: 13px !important;
}

.ai-code-body {
    margin: 0;
    padding: 14px 16px;
    font-family: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, Consolas, monospace;
    font-size: 12.5px;
    line-height: 1.55;
    white-space: pre-wrap;
    word-break: break-all;
    color: #E2E8F0;
    overflow-x: auto;
}

.ai-code-inline .ai-code-body {
    padding: 8px 12px;
    font-size: 12px;
}

/* ── Inbox detail page ────────────────────────────────────── */
.ai-section {
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 16px;
}

.ai-section-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.ai-section-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(79, 70, 229, 0.10);
    color: var(--mud-palette-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 32px;
}

.ai-section-title {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.ai-section-sub {
    font-size: 12.5px;
    color: var(--mud-palette-text-secondary);
    margin-top: 1px;
}

.ai-section-body {
    padding: 18px;
}

.ai-section-danger {
    border-color: rgba(239, 68, 68, 0.32);
}

.ai-section-danger .ai-section-icon {
    background: rgba(239, 68, 68, 0.14);
    color: #EF4444;
}

.ai-kv {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 8px 16px;
    align-items: baseline;
}

.ai-kv-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
    color: var(--mud-palette-text-secondary);
}

.ai-kv-value {
    font-size: 13.5px;
    color: var(--mud-palette-text-primary);
    word-break: break-all;
}

.ai-kv-value code {
    background: var(--mud-palette-action-default-hover);
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 12.5px;
}

@media (max-width: 700px) {
    .ai-kv { grid-template-columns: 1fr; gap: 2px 0; }
    .ai-kv-label { margin-top: 8px; }
}

/* ── Stats page section headings ──────────────────────────── */
.ai-stats-section-head {
    margin: 28px 0 12px;
    font-size: 12.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--mud-palette-text-secondary);
}

.ai-stats-section-head:first-child {
    margin-top: 8px;
}

/* ── Avatar component ─────────────────────────────────────── */
.ai-avatar {
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.10);
    user-select: none;
}

.ai-avatar-badge {
    position: absolute;
    right: -2px;
    bottom: -2px;
    background: var(--mud-palette-surface);
    border-radius: 50%;
    padding: 2px;
    line-height: 0;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
}

/* ── Empty state ──────────────────────────────────────────── */
.ai-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 56px 24px;
    color: var(--mud-palette-text-secondary);
}

.ai-empty-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.ai-empty-icon .mud-icon-root {
    width: 36px !important;
    height: 36px !important;
}

.ai-empty-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
    margin-bottom: 6px;
}

.ai-empty-body {
    font-size: 14px;
    color: var(--mud-palette-text-secondary);
    max-width: 480px;
    line-height: 1.55;
}

.ai-empty-extra {
    margin-top: 16px;
}

/* ── Settings landing card grid ───────────────────────────── */
.ai-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}

.ai-settings-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.ai-settings-card:hover {
    border-color: var(--mud-palette-primary);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.08);
    transform: translateY(-1px);
}

.ai-settings-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(79, 70, 229, 0.10);
    color: var(--mud-palette-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.ai-settings-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
    margin-bottom: 4px;
}

.ai-settings-card-desc {
    font-size: 13px;
    color: var(--mud-palette-text-secondary);
    line-height: 1.5;
}

/* ── Channel picker grid ──────────────────────────────────── */
.ai-channel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.ai-channel-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 16px;
    background: var(--mud-palette-surface);
    border: 2px solid var(--mud-palette-divider);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: left;
    font: inherit;
    color: inherit;
}

.ai-channel-card:hover {
    border-color: var(--mud-palette-primary);
    background: rgba(79, 70, 229, 0.03);
}

.ai-channel-card.selected {
    border-color: var(--mud-palette-primary);
    background: rgba(79, 70, 229, 0.08);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.10);
}

.ai-channel-card-title {
    font-size: 14.5px;
    font-weight: 600;
    margin-top: 12px;
    color: var(--mud-palette-text-primary);
}

.ai-channel-card-desc {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
    margin-top: 2px;
    line-height: 1.4;
}

/* ── Right-pane accordion (conversations) ─────────────────── */
.conv-accordion {
    border-top: 1px solid var(--mud-palette-divider);
}

.conv-accordion-section {
    border-bottom: 1px solid var(--mud-palette-divider);
}

.conv-accordion-head {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 12px 16px;
    background: transparent;
    border: 0;
    cursor: pointer;
    font: inherit;
    text-align: left;
    color: var(--mud-palette-text-primary);
    font-weight: 600;
    font-size: 12.5px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.conv-accordion-head:hover {
    background: var(--mud-palette-action-default-hover);
}

.conv-accordion-head .mud-icon-root.head-chevron {
    margin-left: auto;
    color: var(--mud-palette-text-secondary);
    transition: transform 0.15s ease;
}

.conv-accordion-head.open .mud-icon-root.head-chevron {
    transform: rotate(180deg);
}

.conv-accordion-body {
    padding: 4px 16px 16px;
}

.conv-contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px 16px;
    text-align: center;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.conv-contact-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
    margin-top: 12px;
}

.conv-contact-email {
    font-size: 12.5px;
    color: var(--mud-palette-text-secondary);
    margin-top: 2px;
}

.conv-contact-inbox {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 4px 10px;
    background: var(--mud-palette-action-default-hover);
    border-radius: 999px;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
    font-weight: 500;
}

/* ── Page header ──────────────────────────────────────────── */
.ai-page-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.ai-page-header-text {
    flex: 1 1 auto;
    min-width: 0;
}

.ai-page-eyebrow {
    font-size: 11.5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--mud-palette-primary);
    margin-bottom: 4px;
}

.ai-page-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-page-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(79, 70, 229, 0.10);
    color: var(--mud-palette-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ai-page-title {
    font-size: 22px;
    font-weight: 600;
    margin: 0;
    color: var(--mud-palette-text-primary);
    letter-spacing: -0.01em;
}

.ai-page-subtitle {
    margin-top: 6px;
    font-size: 13.5px;
    color: var(--mud-palette-text-secondary);
    line-height: 1.55;
    max-width: 720px;
}

.ai-page-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

/* ── KPI cards ────────────────────────────────────────────── */
.ai-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.ai-kpi {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 18px 16px;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 12px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.ai-kpi-clickable:hover {
    border-color: var(--mud-palette-primary);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.08);
    transform: translateY(-1px);
}

.ai-kpi-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 44px;
}

.ai-kpi-body {
    flex: 1 1 auto;
    min-width: 0;
}

.ai-kpi-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--mud-palette-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.ai-kpi-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.ai-kpi-sub {
    margin-top: 6px;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.ai-kpi-sub.up { color: #10B981; }
.ai-kpi-sub.down { color: #EF4444; }
.ai-kpi-sub .mud-icon-root { width: 14px !important; height: 14px !important; }

/* ── Dashboard layout ─────────────────────────────────────── */
.ai-dash-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-top: 8px;
}

@media (max-width: 1100px) {
    .ai-dash-grid {
        grid-template-columns: 1fr;
    }
}

.ai-card {
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 12px;
    overflow: hidden;
}

.ai-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.ai-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.ai-card-body {
    padding: 8px 0;
}

.ai-card-empty {
    padding: 24px 18px;
    text-align: center;
    color: var(--mud-palette-text-secondary);
    font-size: 13px;
}

/* Recent conversations list (dashboard) */
.ai-conv-mini {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid var(--mud-palette-divider-light);
    transition: background 0.1s ease;
}

.ai-conv-mini:last-child { border-bottom: none; }

.ai-conv-mini:hover {
    background: var(--mud-palette-action-default-hover);
}

.ai-conv-mini-body {
    flex: 1 1 auto;
    min-width: 0;
}

.ai-conv-mini-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
}

.ai-conv-mini-name {
    font-weight: 600;
    color: var(--mud-palette-text-primary);
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ai-conv-mini-time {
    font-size: 11px;
    color: var(--mud-palette-text-secondary);
    flex: 0 0 auto;
}

.ai-conv-mini-preview {
    font-size: 12.5px;
    color: var(--mud-palette-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

/* Quick action items */
.ai-quick-action {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid var(--mud-palette-divider-light);
    transition: background 0.1s ease;
}

.ai-quick-action:last-child { border-bottom: none; }

.ai-quick-action:hover {
    background: var(--mud-palette-action-default-hover);
}

.ai-quick-action-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(79, 70, 229, 0.10);
    color: var(--mud-palette-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 36px;
}

.ai-quick-action-text {
    flex: 1 1 auto;
    min-width: 0;
}

.ai-quick-action-title {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.ai-quick-action-desc {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
    margin-top: 1px;
}

.ai-quick-action-chev {
    color: var(--mud-palette-text-disabled);
}

/* ── Login / Register split layout ────────────────────────── */
.ai-auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #F7F8FB;
}

.ai-auth-brand {
    background: linear-gradient(135deg, #312E81 0%, #4F46E5 50%, #6366F1 100%);
    color: #fff;
    padding: 56px 56px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.ai-auth-brand::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 80% 10%, rgba(255,255,255,0.10), transparent 40%),
        radial-gradient(circle at 10% 80%, rgba(255,255,255,0.08), transparent 40%);
    pointer-events: none;
}

.ai-auth-brand-inner {
    position: relative;
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
}

.ai-auth-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 64px;
}

.ai-auth-logo-mark {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(8px);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.02em;
    border: 1px solid rgba(255,255,255,0.25);
}

.ai-auth-logo-text {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.ai-auth-tagline {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    max-width: 480px;
}

.ai-auth-blurb {
    font-size: 15px;
    line-height: 1.6;
    color: rgba(255,255,255,0.85);
    max-width: 460px;
    margin-bottom: 48px;
}

.ai-auth-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: auto;
}

.ai-auth-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: rgba(255,255,255,0.92);
}

.ai-auth-feature-check {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(255,255,255,0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 22px;
    margin-top: 1px;
}

.ai-auth-feature-check .mud-icon-root {
    width: 14px !important;
    height: 14px !important;
    color: #fff;
}

.ai-auth-form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 48px 64px;
    background: #fff;
}

.ai-auth-form-inner {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.ai-auth-form h2 {
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 6px;
    color: #0F172A;
    letter-spacing: -0.02em;
}

.ai-auth-form p.lead {
    font-size: 14px;
    color: #475569;
    margin: 0 0 28px;
}

.ai-auth-field {
    margin-bottom: 14px;
}

.ai-auth-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 6px;
}

.ai-auth-input {
    display: block;
    width: 100%;
    height: 42px;
    padding: 0 14px;
    border: 1px solid #CBD5E1;
    border-radius: 8px;
    font-size: 14px;
    color: #0F172A;
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    font-family: inherit;
    box-sizing: border-box;
}

.ai-auth-input:focus {
    outline: none;
    border-color: #4F46E5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.ai-auth-help {
    font-size: 11.5px;
    color: #64748B;
    margin-top: 4px;
}

.ai-auth-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    font-size: 13px;
    color: #475569;
}

.ai-auth-checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: #4F46E5;
}

.ai-auth-submit {
    display: block;
    width: 100%;
    height: 44px;
    padding: 0 20px;
    background: linear-gradient(135deg, #4F46E5 0%, #6366F1 100%);
    color: #fff;
    border: 0;
    border-radius: 8px;
    font-size: 14.5px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s ease, box-shadow 0.15s ease;
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.25);
    font-family: inherit;
}

.ai-auth-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.35);
}

.ai-auth-submit:active {
    transform: translateY(0);
}

.ai-auth-error {
    background: #FEF2F2;
    border: 1px solid #FECACA;
    color: #B91C1C;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
}

.ai-auth-foot {
    margin-top: 20px;
    text-align: center;
    font-size: 13px;
    color: #475569;
}

.ai-auth-foot a {
    color: #4F46E5;
    text-decoration: none;
    font-weight: 600;
}

.ai-auth-foot a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .ai-auth-shell {
        grid-template-columns: 1fr;
    }

    .ai-auth-brand {
        display: none;
    }

    .ai-auth-form {
        padding: 32px 24px;
    }
}


#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }