:root {
    --llm-font-sans: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --llm-bg: #eef1f4;
    --llm-surface: #ffffff;
    --llm-surface-muted: #f6f8fa;
    --llm-surface-strong: #e7ebef;
    --llm-border: #d6dce3;
    --llm-border-strong: #bac4cf;
    --llm-text: #16202a;
    --llm-text-muted: #5d6a78;
    --llm-primary: #184e77;
    --llm-primary-strong: #12344f;
    --llm-primary-soft: #d9e7f1;
    --llm-success: #246b43;
    --llm-warning: #a66510;
    --llm-danger: #a43632;
    --llm-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
    --llm-shadow-soft: 0 2px 10px rgba(15, 23, 42, 0.05);
    --llm-radius: 0;
    --llm-sidebar-width: 280px;
    --llm-topbar-height: 72px;
    --llm-content-max: 1680px;
}

html,
body {
    min-height: 100%;
    background: var(--llm-bg);
    color: var(--llm-text);
    font-family: var(--llm-font-sans);
}

body.app-shell-body,
body.auth-shell-body {
    background:
        radial-gradient(circle at top left, rgba(24, 78, 119, 0.1), transparent 30%),
        linear-gradient(180deg, #f4f6f8 0%, #eef1f4 100%);
}

.app-shell * {
    border-radius: var(--llm-radius) !important;
}

.app-shell {
    min-height: 100vh;
}

.app-shell a {
    color: inherit;
}

.app-shell .btn,
.app-shell .form-control,
.app-shell .form-select,
.app-shell .input-group-text,
.app-shell .dropdown-menu,
.app-shell .modal-content,
.auth-shell .btn,
.auth-shell .form-control {
    border-radius: var(--llm-radius) !important;
}

.app-shell .btn {
    font-weight: 600;
    letter-spacing: 0.01em;
}

.app-shell .btn-primary,
.auth-shell .btn-primary {
    background: var(--llm-primary);
    border-color: var(--llm-primary);
}

.app-shell .btn-primary:hover,
.app-shell .btn-primary:focus,
.auth-shell .btn-primary:hover,
.auth-shell .btn-primary:focus {
    background: var(--llm-primary-strong);
    border-color: var(--llm-primary-strong);
}

.app-shell .btn-outline-secondary,
.app-shell .btn-outline-primary,
.app-shell .btn-outline-success,
.app-shell .btn-outline-warning,
.app-shell .btn-outline-danger {
    box-shadow: none;
}

.app-shell .form-control,
.app-shell .form-select,
.auth-shell .form-control {
    min-height: 44px;
    border: 1px solid var(--llm-border);
    background: #fff;
    color: var(--llm-text);
}

.app-shell textarea.form-control,
.auth-shell textarea.form-control {
    min-height: auto;
}

.app-shell .form-control:focus,
.app-shell .form-select:focus,
.auth-shell .form-control:focus {
    border-color: var(--llm-primary);
    box-shadow: 0 0 0 3px rgba(24, 78, 119, 0.12);
}

.app-shell .badge,
.auth-shell .badge {
    font-weight: 600;
    letter-spacing: 0.02em;
}

.app-shell .card,
.auth-shell .card {
    background: var(--llm-surface);
    border: 1px solid var(--llm-border);
    box-shadow: var(--llm-shadow-soft);
}

.app-shell .card-header {
    border-bottom: 1px solid var(--llm-border);
    background: transparent;
}

.app-shell .table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(22, 32, 42, 0.02);
    --bs-table-hover-bg: rgba(24, 78, 119, 0.04);
    color: var(--llm-text);
}

.app-shell .table > :not(caption) > * > * {
    border-bottom-color: var(--llm-border);
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
}

.app-shell .table thead th {
    color: var(--llm-text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
}

.app-shell .alert {
    border: 1px solid var(--llm-border);
}

.app-shell .text-muted,
.app-shell small,
.app-shell .form-text {
    color: var(--llm-text-muted) !important;
}

.app-shell__overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 1010;
}

.app-shell__sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--llm-sidebar-width);
    background: #101923;
    color: #dde6ee;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 1020;
    display: flex;
    flex-direction: column;
}

.app-shell__brand {
    height: var(--llm-topbar-height);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.app-shell__brand-mark {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.app-shell__brand-title {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.app-shell__brand-subtitle {
    display: block;
    color: rgba(221, 230, 238, 0.75);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.app-shell__nav {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem 1rem 1.5rem;
}

.app-shell__nav-group {
    margin-bottom: 1.5rem;
}

.app-shell__nav-label {
    margin-bottom: 0.65rem;
    padding: 0 0.7rem;
    color: rgba(221, 230, 238, 0.55);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.app-shell__nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.app-shell__nav-item + .app-shell__nav-item {
    margin-top: 0.3rem;
}

.app-shell__nav-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-height: 46px;
    padding: 0 0.8rem;
    color: rgba(221, 230, 238, 0.9);
    text-decoration: none;
    border: 1px solid transparent;
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.app-shell__nav-link:hover,
.app-shell__nav-link:focus {
    color: #fff;
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.app-shell__nav-item.is-active .app-shell__nav-link {
    background: rgba(24, 78, 119, 0.28);
    border-color: rgba(111, 168, 220, 0.45);
    color: #fff;
}

.app-shell__nav-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.app-shell__nav-link svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.app-shell__main {
    min-height: 100vh;
    margin-left: var(--llm-sidebar-width);
}

.app-shell__topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--llm-topbar-height);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.5rem;
    background: rgba(238, 241, 244, 0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(186, 196, 207, 0.75);
}

.app-shell__topbar-inner {
    width: 100%;
    max-width: var(--llm-content-max);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.app-shell__menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--llm-border);
    background: #fff;
    color: var(--llm-text);
    align-items: center;
    justify-content: center;
}

.app-shell__menu-toggle svg {
    width: 18px;
    height: 18px;
}

.app-shell__pagehead {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.app-shell__eyebrow {
    color: var(--llm-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.7rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.app-shell__title {
    font-size: 1.55rem;
    line-height: 1.15;
    margin: 0;
    font-weight: 700;
}

.app-shell__subtitle {
    margin: 0.15rem 0 0;
    color: var(--llm-text-muted);
    font-size: 0.92rem;
}

.app-shell__topbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-shell__profile-button {
    min-height: 46px;
    border: 1px solid var(--llm-border);
    background: #fff;
    color: var(--llm-text);
    padding: 0.45rem 0.75rem;
}

.app-shell__profile-button::after {
    margin-left: 0.65rem;
}

.app-shell__profile-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.15;
}

.app-shell__profile-name {
    font-weight: 600;
    font-size: 0.92rem;
}

.app-shell__profile-email {
    color: var(--llm-text-muted);
    font-size: 0.76rem;
}

.app-shell__content {
    display: flex;
    justify-content: center;
    padding: 1.5rem;
}

.app-shell__content-inner {
    width: 100%;
    max-width: var(--llm-content-max);
}

.app-page-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.llm-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: var(--llm-surface);
    border: 1px solid var(--llm-border);
    box-shadow: var(--llm-shadow-soft);
}

.llm-page-header__title {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 700;
}

.llm-page-header__text {
    margin: 0.4rem 0 0;
    color: var(--llm-text-muted);
    max-width: 70ch;
}

.llm-page-header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.llm-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-height: 220px;
    text-align: center;
    color: var(--llm-text-muted);
}

.llm-status-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--llm-text-muted);
    font-size: 0.88rem;
}

.llm-dot {
    width: 10px;
    height: 10px;
    background: currentColor;
}

.llm-dot.is-online {
    color: var(--llm-success);
}

.llm-dot.is-offline {
    color: var(--llm-danger);
}

.llm-chat {
    display: grid;
    grid-template-columns: minmax(270px, 320px) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: stretch;
}

.llm-rail,
.llm-chat-panel {
    min-width: 0;
}

.llm-rail .card,
.llm-chat-panel .card {
    height: 100%;
}

.llm-rail-list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding: 1rem;
    max-height: calc(100vh - 220px);
    overflow-y: auto;
}

.llm-rail-item {
    border: 1px solid var(--llm-border);
    background: var(--llm-surface-muted);
    padding: 0.85rem 0.95rem;
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease;
}

.llm-rail-item:hover {
    border-color: var(--llm-border-strong);
    background: #fff;
}

.llm-rail-item.is-active {
    border-color: var(--llm-primary);
    background: var(--llm-primary-soft);
}

.llm-rail-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0 0 0.15rem;
}

.llm-rail-meta {
    font-size: 0.8rem;
    color: var(--llm-text-muted);
}

.llm-chat-card {
    min-height: calc(100vh - 180px);
    display: flex;
    flex-direction: column;
}

.llm-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.llm-chat-model-picker {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    flex-wrap: wrap;
}

.llm-chat-select {
    min-width: 220px;
}

.llm-chat-messages {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    background: linear-gradient(180deg, #fafbfc 0%, #f4f7f9 100%);
}

.llm-chat-bubble-row {
    display: flex;
}

.llm-chat-bubble-row.is-user {
    justify-content: flex-end;
}

.llm-chat-bubble-row.is-assistant {
    justify-content: flex-start;
}

.llm-chat-bubble {
    max-width: min(780px, 88%);
    padding: 0.95rem 1rem;
    border: 1px solid var(--llm-border);
    background: #fff;
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.6;
}

.llm-chat-bubble-row.is-user .llm-chat-bubble {
    background: var(--llm-primary);
    border-color: var(--llm-primary);
    color: #fff;
}

.llm-chat-bubble-row.is-assistant .llm-chat-bubble {
    background: #fff;
    color: var(--llm-text);
}

.llm-chat-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--llm-text-muted);
    min-height: 300px;
}

.llm-chat-footer {
    padding: 1rem 1.25rem 1.25rem;
    border-top: 1px solid var(--llm-border);
    background: #fff;
}

.llm-chat-composer {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.85rem;
    align-items: end;
}

.llm-chat-composer textarea {
    min-height: 88px;
    resize: vertical;
}

.llm-chat-send {
    min-width: 56px;
    min-height: 56px;
}

.llm-toolbar-meta {
    font-size: 0.82rem;
    color: var(--llm-text-muted);
}

.llm-workspace {
    display: grid;
    grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.llm-sticky-column {
    position: sticky;
    top: calc(var(--llm-topbar-height) + 1rem);
}

.llm-panel-stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.llm-status-card {
    padding: 1rem 1.15rem;
}

.llm-status-card .card-body {
    padding: 0;
}

.llm-generator-card .card-body,
.llm-gallery-card .card-body {
    padding: 1.25rem;
}

.llm-gallery-toolbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.llm-folder-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.llm-folder-group {
    display: inline-flex;
}

.llm-folder-group .btn + .btn {
    margin-left: -1px;
}

.llm-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.llm-image-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--llm-border);
    background: #fff;
}

.llm-image-card__media {
    display: block;
    aspect-ratio: 1 / 1;
    background: #dbe2e8;
    overflow: hidden;
}

.llm-image-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.llm-image-card__body {
    padding: 0.95rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    flex: 1;
}

.llm-image-card__prompt {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.llm-image-card__meta {
    font-size: 0.8rem;
    color: var(--llm-text-muted);
}

.llm-image-card__actions {
    display: flex;
    gap: 0.55rem;
    flex-wrap: wrap;
    padding: 0.95rem;
    padding-top: 0;
}

.llm-image-card__actions .btn {
    min-height: 38px;
}

.llm-section-title {
    margin: 0 0 0.75rem;
    color: var(--llm-text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.llm-data-card .card-body,
.llm-data-card .card-header,
.llm-api-card .card-body,
.llm-api-card .card-header {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

.llm-data-card .card-header,
.llm-api-card .card-header {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.llm-data-card .card-body,
.llm-api-card .card-body {
    padding-top: 1.15rem;
    padding-bottom: 1.15rem;
}

.llm-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.llm-kpi {
    padding: 1rem;
    border: 1px solid var(--llm-border);
    background: var(--llm-surface-muted);
}

.llm-kpi__label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--llm-text-muted);
    font-weight: 700;
    margin-bottom: 0.45rem;
}

.llm-kpi__value {
    display: block;
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.1;
}

.llm-kpi__meta {
    display: block;
    margin-top: 0.35rem;
    color: var(--llm-text-muted);
    font-size: 0.82rem;
}

.llm-queue-summary-card .card-body {
    padding-top: 0.95rem;
    padding-bottom: 0.95rem;
}

.llm-queue-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.llm-queue-summary__item {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    flex: 1 1 260px;
    min-width: 0;
    padding: 0.9rem 1rem;
    border: 1px solid var(--llm-border);
    background: var(--llm-surface-muted);
}

.llm-queue-summary__label {
    color: var(--llm-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}

.llm-queue-summary__value {
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

.llm-queue-summary__meta {
    color: var(--llm-text-muted);
    font-size: 0.84rem;
    min-width: 0;
}

.llm-queue-table-card .card-header {
    padding-bottom: 0.85rem;
}

.llm-queue-table-card .card-body {
    padding-top: 0.35rem;
    padding-bottom: 0.5rem;
}

.llm-queue-table-card .table-responsive {
    margin-left: -1.25rem;
    margin-right: -1.25rem;
}

.llm-queue-table-wrap {
    width: 100%;
}

.llm-queue-table-card .table > :not(caption) > * > * {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.llm-queue-empty {
    padding: 0.35rem 0 0.15rem;
    color: var(--llm-text-muted);
}

.llm-queue-empty + .llm-queue-empty {
    margin-top: 0.5rem;
}

.llm-pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.llm-pill {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 0.75rem;
    background: var(--llm-surface-muted);
    border: 1px solid var(--llm-border);
    font-size: 0.82rem;
    color: var(--llm-text-muted);
}

.llm-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.llm-queue-progress {
    display: grid;
    grid-template-columns: minmax(120px, 1fr) auto;
    gap: 0.65rem;
    align-items: center;
}

.llm-queue-progress .progress {
    height: 0.65rem;
    border-radius: 0;
    background: var(--llm-surface-muted);
    border: 1px solid var(--llm-border);
}

.llm-queue-progress .progress-bar {
    background: var(--llm-primary);
}

.llm-video-prompt-block {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.llm-video-prompt-label {
    color: var(--llm-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.llm-video-prompt-text {
    white-space: normal;
    overflow-wrap: anywhere;
    line-height: 1.45;
}

.llm-video-job-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.llm-video-job-card {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    padding: 1rem;
    border: 1px solid var(--llm-border);
    background: var(--llm-surface-muted);
}

.llm-video-job-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.llm-video-job-chip {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 140px;
}

.llm-video-job-chip__label {
    color: var(--llm-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.llm-video-job-chip__value {
    line-height: 1.4;
    overflow-wrap: anywhere;
}

.llm-video-job-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.llm-two-column {
    display: grid;
    grid-template-columns: minmax(320px, 400px) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.llm-docs {
    display: grid;
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.llm-docs__toc {
    position: sticky;
    top: calc(var(--llm-topbar-height) + 1rem);
}

.llm-docs__nav {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.llm-docs__nav a {
    display: block;
    padding: 0.75rem 0.85rem;
    text-decoration: none;
    color: var(--llm-text-muted);
    border: 1px solid var(--llm-border);
    background: var(--llm-surface-muted);
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.llm-docs__nav a:hover,
.llm-docs__nav a:focus {
    color: var(--llm-text);
    background: #fff;
    border-color: var(--llm-border-strong);
}

.llm-docs__section {
    scroll-margin-top: calc(var(--llm-topbar-height) + 1.25rem);
}

.llm-docs__lead {
    margin: 0;
    color: var(--llm-text-muted);
    line-height: 1.7;
}

.llm-endpoint {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.llm-endpoint__method {
    min-width: 66px;
    justify-content: center;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #fff;
}

.llm-endpoint__method.is-post {
    background: var(--llm-primary);
    border: 1px solid var(--llm-primary);
}

.llm-endpoint__method.is-get {
    background: var(--llm-success);
    border: 1px solid var(--llm-success);
}

.llm-endpoint__path {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.95rem;
    font-weight: 600;
}

.llm-codeblock {
    position: relative;
    background: #13202b;
    border: 1px solid #243646;
    padding: 1rem;
    overflow-x: auto;
}

.llm-codeblock pre,
.llm-codeblock code,
.llm-inline-code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.llm-codeblock pre {
    margin: 0;
    background: transparent;
    color: #dce8f0;
    font-size: 0.86rem;
    line-height: 1.65;
    white-space: pre;
}

.llm-inline-code {
    display: inline-block;
    background: var(--llm-surface-muted);
    border: 1px solid var(--llm-border);
    padding: 0.08rem 0.35rem;
    color: var(--llm-text);
}

.llm-copy-btn {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 1;
}

.llm-api-key-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

.llm-api-key-card {
    height: 100%;
}

.llm-api-key-card.is-revoked {
    opacity: 0.6;
}

.llm-api-key-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.llm-api-key-card__name {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
}

.llm-api-key-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    color: var(--llm-text-muted);
    font-size: 0.82rem;
}

.llm-api-key-card__reveal {
    background: #fff9e8;
    border: 1px solid #f0d38a;
    padding: 1rem;
}

.llm-api-key-raw {
    padding: 0.9rem;
    background: #fff;
    border: 1px solid #ecd8a5;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    word-break: break-all;
}

.llm-auth {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(320px, 520px) minmax(360px, 1fr);
}

.llm-auth__form-pane,
.llm-auth__visual-pane {
    min-height: 100vh;
}

.llm-auth__form-pane {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.llm-auth__form-wrap {
    width: 100%;
    max-width: 420px;
}

.llm-auth__brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 2rem;
    color: var(--llm-text);
}

.llm-auth__brand-title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.llm-auth__panel {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--llm-border);
    box-shadow: var(--llm-shadow);
}

.llm-auth__heading {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
}

.llm-auth__copy {
    margin: 0.75rem 0 0;
    color: var(--llm-text-muted);
    line-height: 1.6;
}

.llm-auth__visual-pane {
    display: flex;
    align-items: stretch;
    justify-content: stretch;
    padding: 1.5rem 1.5rem 1.5rem 0;
}

.llm-auth__visual-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem;
    background: linear-gradient(180deg, #163248 0%, #0e1f2c 100%);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--llm-shadow);
}

.llm-auth__kicker {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: rgba(255, 255, 255, 0.64);
    font-weight: 700;
}

.llm-auth__visual-title {
    margin: 0.75rem 0 0;
    font-size: 2.25rem;
    line-height: 1.05;
    font-weight: 700;
    max-width: 12ch;
}

.llm-auth__visual-copy {
    margin-top: 1rem;
    max-width: 44ch;
    color: rgba(255, 255, 255, 0.76);
    line-height: 1.7;
}

.llm-auth__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.llm-auth__metric {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.llm-auth__metric-label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.56);
    margin-bottom: 0.35rem;
}

.llm-auth__metric-value {
    font-size: 1.15rem;
    font-weight: 700;
}

@media (max-width: 1199px) {
    .llm-workspace {
        grid-template-columns: 1fr;
    }

    .llm-sticky-column {
        position: static;
    }

    .llm-two-column,
    .llm-docs {
        grid-template-columns: 1fr;
    }

    .llm-docs__toc {
        position: static;
    }
}

@media (max-width: 991px) {
    .app-shell__menu-toggle {
        display: inline-flex;
    }

    .app-shell__overlay {
        display: block;
    }

    .app-shell__sidebar {
        transform: translateX(-100%);
        transition: transform 0.2s ease;
        box-shadow: var(--llm-shadow);
    }

    .app-shell__main {
        margin-left: 0;
    }

    .app-shell.is-nav-open .app-shell__sidebar {
        transform: translateX(0);
    }

    .app-shell.is-nav-open .app-shell__overlay {
        opacity: 1;
        pointer-events: auto;
    }

    .llm-chat {
        grid-template-columns: 1fr;
    }

    .llm-rail-list {
        max-height: none;
    }

    .llm-chat-card {
        min-height: 70vh;
    }

    .llm-auth {
        grid-template-columns: 1fr;
    }

    .llm-auth__visual-pane {
        display: none;
    }

    .llm-docs__nav {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .app-shell__topbar,
    .app-shell__content {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .app-shell__title {
        font-size: 1.2rem;
    }

    .app-shell__subtitle {
        display: none;
    }

    .app-shell__profile-meta {
        display: none;
    }

    .llm-page-header {
        padding: 1rem;
    }

    .llm-page-header__title {
        font-size: 1.1rem;
    }

    .llm-chat-messages,
    .llm-chat-footer,
    .llm-generator-card .card-body,
    .llm-gallery-card .card-body {
        padding: 1rem;
    }

    .llm-chat-bubble {
        max-width: 94%;
    }

    .llm-chat-composer {
        grid-template-columns: 1fr;
    }

    .llm-chat-send {
        width: 100%;
    }

    .llm-gallery-grid {
        grid-template-columns: 1fr;
    }

    .llm-docs__nav,
    .llm-api-key-grid,
    .llm-kpi-grid {
        grid-template-columns: 1fr;
    }

    .llm-folder-tabs,
    .llm-image-card__actions,
    .llm-page-header__actions {
        width: 100%;
    }

    .llm-folder-group,
    .llm-folder-tabs .btn,
    .llm-image-card__actions .btn,
    .llm-image-card__actions .dropdown,
    .llm-image-card__actions .dropdown .btn {
        width: 100%;
    }

    .llm-auth__form-pane {
        padding: 1rem;
    }

    .llm-auth__panel {
        padding: 1.5rem;
    }
}