:root {
    --bg: #0f1216;
    --surface: #171c22;
    --surface-2: #1f252d;
    --text: #f5f7fb;
    --muted: #9fa9b8;
    --border: rgba(255, 255, 255, 0.08);
    --brand: #ff7a2f;
    --brand-strong: #ff8d4d;
    --brand-soft: rgba(255, 122, 47, 0.16);
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
    --radius: 18px;
}

* {
    box-sizing: border-box;
}

[ng-cloak] {
    display: none !important;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top, rgba(255, 122, 47, 0.14), transparent 30%),
        var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
}

a {
    color: inherit;
}

a,
button {
    -webkit-tap-highlight-color: transparent;
}

.skip-link {
    position: absolute;
    left: 12px;
    top: 12px;
    padding: 10px 14px;
    border-radius: 999px;
    background: var(--brand);
    color: #111;
    transform: translateY(-200%);
    transition: transform 0.2s ease;
    z-index: 1000;
}

.skip-link:focus {
    transform: translateY(0);
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 72px;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    background: rgba(13, 16, 20, 0.94);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.app-brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    min-width: 0;
}

.app-brand__mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, var(--brand-soft), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--brand-strong);
    font-weight: 800;
}

.app-brand__copy {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.app-brand__name {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    line-height: 1.1;
}

.app-brand__tagline {
    font-size: 0.82rem;
    color: var(--muted);
}

.app-header__nav {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
}

.app-header__form {
    margin: 0;
}

.app-header__link,
.app-header__account,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid transparent;
    text-decoration: none;
    transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.app-header__link {
    color: var(--muted);
}

.app-header__link:hover,
.app-header__link:focus-visible,
.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
    text-decoration: none;
}

.app-header__account {
    background: var(--brand-soft);
    border-color: rgba(255, 122, 47, 0.22);
    color: var(--text);
    font-weight: 700;
}

.page-shell {
    width: min(1080px, calc(100% - 32px));
    margin: 32px auto 64px;
    display: grid;
    gap: 18px;
}

.chat-page {
    width: min(1280px, calc(100% - 32px));
}

.auth-page {
    width: min(1080px, calc(100% - 32px));
}

.auth-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.auth-panel,
.auth-hero,
.auth-message {
    min-width: 0;
}

.auth-message--error {
    border-color: rgba(255, 122, 47, 0.3);
    background: rgba(255, 122, 47, 0.08);
}

.auth-form {
    display: grid;
    gap: 14px;
    margin-top: 16px;
}

.field {
    display: grid;
    gap: 8px;
}

.field__label {
    font-weight: 700;
}

.field__input {
    width: 100%;
    min-height: 44px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font: inherit;
}

.field__input:focus-visible {
    outline: 2px solid var(--brand-strong);
    outline-offset: 2px;
}

.auth-actions {
    display: flex;
    justify-content: flex-start;
}

.chat-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.chat-sidebar,
.chat-main {
    min-width: 0;
}

.chat-sidebar__header,
.chat-main__header,
.chat-composer__actions {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}

.chat-sidebar__header h2,
.chat-main__header h2 {
    margin: 0;
}

.chat-sidebar__status,
.chat-sidebar__empty,
.chat-status,
.chat-empty {
    padding: 12px 14px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    margin-top: 14px;
}

.chat-status--error {
    border-color: rgba(255, 122, 47, 0.3);
    background: rgba(255, 122, 47, 0.08);
    color: var(--text);
}

.chat-conversation-list {
    list-style: none;
    padding: 0;
    margin: 14px 0 0;
    display: grid;
    gap: 10px;
}

.chat-conversation-list__button {
    width: 100%;
    text-align: left;
    padding: 14px;
    border-radius: 5px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
}

.chat-conversation-list__button.is-active {
    border-color: rgba(255, 122, 47, 0.45);
    background: rgba(255, 122, 47, 0.12);
}

.chat-conversation-list__title {
    display: block;
    font-weight: 700;
}

.chat-conversation-list__meta {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.82rem;
}

.chat-message-list {
    display: grid;
    gap: 12px;
    overflow: auto;
}

.chat-message {
    padding: 14px;
    border-radius: 5px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
}

.chat-message--assistant {
    background: rgba(255, 122, 47, 0.08);
    border-color: rgba(255, 122, 47, 0.18);
}

.chat-message--user {
    background: rgba(255, 255, 255, 0.025);
}

.chat-message__meta {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.chat-message__role {
    color: var(--brand-strong);
    font-weight: 700;
}

.chat-message__content {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.chat-composer {
    margin-top: 0px;
    display: grid;
    /* gap: 10px; */
}

.chat-composer__label {
    font-weight: 700;
}

.chat-composer__input {
    width: 100%;
    resize: vertical;
    min-height: 130px;
    padding: 14px;
    border-radius: 5px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font: inherit;
}

.chat-composer__input:focus-visible,
.chat-conversation-list__button:focus-visible,
.button:focus-visible {
    outline: 2px solid var(--brand-strong);
    outline-offset: 2px;
}

.chat-composer__hint {
    margin: 0;
}

.card {
    padding: 24px;
    border-radius: 5px;
    background: linear-gradient(180deg, var(--surface), var(--surface-2));
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding-bottom: 0px;
}

.hero h1,
.card h2 {
    margin-top: 0;
    line-height: 1.1;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.8rem);
    margin-bottom: 16px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 12px;
    color: var(--brand-strong);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.muted {
    color: var(--muted);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.button {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
    font-weight: 700;
}

.button--primary {
    background: linear-gradient(135deg, var(--brand), var(--brand-strong));
    color: #1a120d;
    border-color: transparent;
}

.button--secondary {
    background: rgba(255, 255, 255, 0.03);
}

code {
    padding: 0.15rem 0.35rem;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
}

main:focus {
    outline: none;
}

@media (max-width: 760px) {
    .app-header {
        padding: 12px 16px;
    }

    .app-brand__tagline {
        display: none;
    }

    .page-shell {
        width: min(100% - 24px, 1080px);
        margin-top: 18px;
    }

    .card {
        padding: 20px;
    }

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

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

    .chat-message-list {
        max-height: none;
    }

    .chat-sidebar__header,
    .chat-main__header,
    .chat-composer__actions {
        flex-direction: column;
        align-items: stretch;
    }
}

body.chat-page-shell {
    --chat-accent: #1570EF;
    --chat-accent-soft: rgba(21, 112, 239, 0.12);
    --chat-surface: #ffffff;
    --chat-surface-muted: #f8fafc;
    --chat-surface-alt: #f3f6fb;
    --chat-border-strong: #d8dde5;
    --chat-border-soft: #e5eaf1;
    --chat-text: #212121;
    --chat-muted: #596273;
    --chat-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
    background: #eef2f7;
    color: var(--chat-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    overflow: hidden;
}

body.chat-page-shell .app-header {
    display: none;
}

body.chat-page-shell main#main-content {
    min-height: 100vh;
    padding: 0;
}

body.chat-page-shell .page-shell.chat-page {
    width: 100%;
    margin: 0;
    padding: 12px;
    min-height: 100vh;
}

body.chat-page-shell .chat-app {
    position: relative;
    min-height: calc(100vh - 24px);
}

body.chat-page-shell .chat-app__shell {
    position: relative;
    display: grid;
    grid-template-columns: 352px minmax(0, 1fr);
    min-height: calc(100vh - 24px);
    max-height: calc(100vh - 24px);
    border: 1px solid var(--chat-border-strong);
    border-radius: 0;
    overflow: hidden;
    background: var(--chat-surface);
    box-shadow: none;
}

body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) {
    grid-template-columns: 88px minmax(0, 1fr);
}

body.chat-page-shell .chat-app__backdrop {
    display: none;
}

body.chat-page-shell .chat-sidebar {
    margin: 0;
    padding: 20px 18px 18px;
    background: linear-gradient(180deg, #fcfdff 0%, #f5f8fd 100%);
    border: 0;
    border-right: 1px solid var(--chat-border-soft);
    border-radius: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar {
    padding-left: 12px;
    padding-right: 12px;
}

body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__brand {
    justify-content: center;
}

body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__brand-copy,
body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__new,
body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__search,
body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__loading,
body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__empty,
body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__sections {
    display: none;
}

body.chat-page-shell .chat-app__shell:not(.is-sidebar-open) .chat-sidebar__collapse {
    transform: rotate(180deg);
}

body.chat-page-shell .chat-sidebar__brand {
    display: flex;
    align-items: start;
    gap: 12px;
    min-width: 0;
}

body.chat-page-shell .chat-sidebar__brand-copy {
    min-width: 0;
    flex: 1;
}

body.chat-page-shell .chat-sidebar__brand-copy h3 {
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.2;
    font-weight: 800;
    padding-top: 4px;
    color: var(--chat-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

body.chat-page-shell .chat-sidebar__brand-copy p {
    margin: 3px 0 0;
    color: var(--chat-muted);
    font-size: 0.92rem;
}

body.chat-page-shell .chat-sidebar__collapse {
    width: 34px;
    height: 34px;
    margin-right: 2px;
    border-radius: 5px;
    border: 1px solid var(--chat-border-strong);
    background: var(--chat-surface);
    color: var(--chat-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
}

body.chat-page-shell .chat-avatar {
    object-fit: cover;
    border-radius: 999px;
    display: inline-block;
}

body.chat-page-shell .chat-avatar--sidebar {
    width: 46px;
    height: 46px;
}

body.chat-page-shell .chat-sidebar__new {
    margin-top: 20px;
    width: 100%;
    min-height: 48px;
    border-radius: 5px;
    justify-content: center;
    gap: 10px;
    font-size: 0.98rem;
}

body.chat-page-shell .chat-sidebar__search {
    margin-top: 14px;
}

body.chat-page-shell .chat-sidebar__search-row {
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr) 0px;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 0 12px;
    border-radius: 5px;
    border: 1px solid var(--chat-border-strong);
    background: var(--chat-surface);
}

body.chat-page-shell .chat-sidebar__search-input {
    width: 100%;
    border: 0;
    background: transparent;
    color: var(--chat-text);
    font: inherit;
    outline: none;
}

body.chat-page-shell .chat-sidebar__search-input::placeholder {
    color: #98a2b3;
}

body.chat-page-shell .chat-sidebar__loading,
body.chat-page-shell .chat-sidebar__empty,
body.chat-page-shell .chat-alert,
body.chat-page-shell .chat-main__details {
    border-radius: 5px;
    border: 1px solid var(--chat-border-soft);
    background: var(--chat-surface-muted);
    color: var(--chat-muted);
}

body.chat-page-shell .chat-sidebar__loading,
body.chat-page-shell .chat-sidebar__empty {
    margin-top: 14px;
    padding: 12px 14px;
}

body.chat-page-shell .chat-sidebar__sections {
    margin-top: 14px;
    flex: 1;
    min-height: 0;
    overflow: auto;
}

body.chat-page-shell .chat-sidebar__section + .chat-sidebar__section {
    margin-top: 16px;
}

body.chat-page-shell .chat-sidebar__section-title {
    margin: 0 0 10px;
    color: var(--chat-muted);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 800;
}

body.chat-page-shell .chat-conversation-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

body.chat-page-shell .chat-conversation-list__item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
}

body.chat-page-shell .chat-conversation-list__button {
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 14px 14px 12px;
    border-radius: 5px;
    border: 1px solid var(--chat-border-soft);
    background: var(--chat-surface);
    color: var(--chat-text);
    text-align: left;
}

body.chat-page-shell .chat-conversation-list__button.is-active {
    border-color: #c9defe;
    background: #eef5ff;
    box-shadow: inset 3px 0 0 var(--chat-accent);
}

body.chat-page-shell .chat-conversation-list__marker {
    width: 3px;
    align-self: stretch;
    border-radius: 999px;
    background: transparent;
    flex: none;
}

body.chat-page-shell .chat-conversation-list__button.is-active .chat-conversation-list__marker {
    background: var(--chat-accent);
}

body.chat-page-shell .chat-conversation-list__body {
    min-width: 0;
    flex: 1;
    display: grid;
    gap: 5px;
}

body.chat-page-shell .chat-conversation-list__title {
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

body.chat-page-shell .chat-conversation-list__preview {
    color: var(--chat-muted);
    font-size: 0.92rem;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

body.chat-page-shell .chat-conversation-list__meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    color: #7a869a;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

body.chat-page-shell .chat-conversation-list__delete {
    width: 38px;
    height: 38px;
    align-self: center;
    border-radius: 5px;
    color: #b42318;
}

body.chat-page-shell .chat-main {
    margin: 0;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    background: var(--chat-surface);
    max-height: 100vh;
}

body.chat-page-shell .chat-main__header {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: var(--chat-surface);
    padding-bottom: 16px;
}

body.chat-page-shell .chat-main__header-copy {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

body.chat-page-shell .chat-avatar--header {
    width: 50px;
    height: 50px;
}

body.chat-page-shell .chat-main__header-text {
    min-width: 0;
}

body.chat-page-shell .chat-main__title-row {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

body.chat-page-shell .chat-main__header h2 {
    margin: 0;
    font-size: 1.75rem;
    line-height: 1.15;
    font-weight: 800;
    color: var(--chat-text);
}

body.chat-page-shell .chat-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    padding: 0 9px;
    border-radius: 5px;
    background: var(--chat-accent);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}

body.chat-page-shell .chat-main__subtitle {
    margin: 4px 0 0;
    color: var(--chat-muted);
    font-size: 0.95rem;
}

body.chat-page-shell .chat-main__actions {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
}

body.chat-page-shell .chat-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    z-index: 20;
    min-width: 220px;
    padding: 8px;
    border-radius: 5px;
    border: 1px solid var(--chat-border-strong);
    background: var(--chat-surface);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
}

body.chat-page-shell .chat-menu__item {
    width: 100%;
    padding: 12px 14px;
    border: 0;
    border-radius: 5px;
    background: transparent;
    text-align: left;
    color: var(--chat-text);
    font: inherit;
    font-weight: 600;
}

body.chat-page-shell .chat-menu__item:hover,
body.chat-page-shell .chat-menu__item:focus-visible {
    background: #eef5ff;
}

body.chat-page-shell .chat-menu__item--danger {
    color: #b42318;
}

body.chat-page-shell .chat-main__details {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding: 12px 22px;
    border-left: 0;
    border-right: 0;
    border-top: 0;
    border-radius: 0;
    font-size: 0.88rem;
}

body.chat-page-shell .chat-alert {
    margin: 14px 22px 0;
    padding: 12px 14px;
    border-color: var(--chat-border-soft);
}

body.chat-page-shell .chat-alert--error {
    border-color: rgba(244, 63, 94, 0.22);
    background: #fff1f3;
    color: #b42318;
}

body.chat-page-shell .chat-alert--streaming {
    border-color: #c9defe;
    background: #eef5ff;
    color: #174ea6;
}

body.chat-page-shell .chat-main__body {
    flex: 1;
    position: relative;
    min-height: 0;
    display: flex;
    justify-content: stretch;
    align-items: stretch;
    flex-direction: column;
    gap: 20px;
}

body.chat-page-shell .chat-main__empty {
    flex: 1;
    display: flex;
    position: absolute;
    width: 90%;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

body.chat-page-shell .chat-empty-state {
    display: grid;
    gap: 12px;
    max-width: 420px;
    text-align: center;
}

body.chat-page-shell .chat-avatar--empty {
    width: 72px;
    height: 72px;
    margin: 0 auto;
}

body.chat-page-shell .chat-empty-state h3 {
    margin: 0;
    font-size: 1.35rem;
    color: var(--chat-text);
}

body.chat-page-shell .chat-empty-state p {
    margin: 0;
    color: var(--chat-muted);
}

body.chat-page-shell .chat-message-list {
    display: grid;
    gap: 20px;
    align-content: start;
    height: 100%;
}

body.chat-page-shell .chat-message {
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    padding: 0;
    border: 0;
    background: transparent;
}

body.chat-page-shell .chat-message--user {
    grid-template-columns: minmax(0, 1fr) 54px;
}

body.chat-page-shell .chat-message--assistant,
body.chat-page-shell .chat-message--user {
    background: transparent;
    border-color: transparent;
}

body.chat-page-shell .chat-message--user .chat-message__avatar-wrap {
    order: 2;
}

body.chat-page-shell .chat-message--user .chat-message__bubble {
    order: 1;
    margin-left: auto;
}

body.chat-page-shell .chat-message__avatar-wrap {
    display: flex;
    justify-content: center;
    width: 54px;
    flex: none;
}

body.chat-page-shell .chat-avatar--message {
    width: 48px;
    height: 48px;
}

body.chat-page-shell .chat-avatar--user {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    background: #e2e8f0;
    color: #64748b;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

body.chat-page-shell .chat-message__bubble {
    min-width: 0;
    max-width: min(820px, 100%);
}

body.chat-page-shell .chat-message--user .chat-message__bubble {
    max-width: min(560px, 100%);
}

body.chat-page-shell .chat-message__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 8px;
    color: var(--chat-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

body.chat-page-shell .chat-message__role {
    color: var(--chat-text);
    font-weight: 800;
}

body.chat-page-shell .chat-message__content {
    color: var(--chat-text);
    font-size: 0.98rem;
    line-height: 1.75;
    overflow-wrap: anywhere;
}

body.chat-page-shell .chat-message--user .chat-message__content {
    padding: 14px 16px;
    border: 1px solid #cfe0fb;
    border-radius: 5px;
    background: #eef5ff;
}

body.chat-page-shell .chat-message--assistant .chat-message__content {
    padding: 0;
    background: transparent;
}

body.chat-page-shell .chat-message__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

body.chat-page-shell .chat-markdown__codeblock {
    margin: 12px 0;
    padding: 14px 16px;
    border-radius: 5px;
    border: 1px solid #1e293b;
    background: #0f172a;
    color: #e2e8f0;
    overflow: auto;
}

body.chat-page-shell .chat-markdown__codeblock code {
    background: transparent;
    color: inherit;
    padding: 0;
}

body.chat-page-shell .chat-markdown__table-wrap {
    margin: 12px 0;
    overflow: auto;
}

body.chat-page-shell .chat-markdown__table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--chat-border-strong);
    border-radius: 5px;
    overflow: hidden;
    background: var(--chat-surface);
}

body.chat-page-shell .chat-markdown__table th,
body.chat-page-shell .chat-markdown__table td {
    padding: 12px 14px;
    border-right: 1px solid var(--chat-border-soft);
    border-bottom: 1px solid var(--chat-border-soft);
    text-align: left;
    vertical-align: top;
}

body.chat-page-shell .chat-markdown__table th {
    background: #f5f7fb;
    font-weight: 800;
}

body.chat-page-shell .chat-markdown__table tr:last-child td {
    border-bottom: 0;
}

body.chat-page-shell .chat-markdown__table th:last-child,
body.chat-page-shell .chat-markdown__table td:last-child {
    border-right: 0;
}

body.chat-page-shell .chat-markdown__heading {
    margin: 1.1em 0 0.55em;
    line-height: 1.25;
}

body.chat-page-shell .chat-markdown__list {
    margin: 0.65em 0 0.9em 1.25em;
    padding: 0;
}

body.chat-page-shell .chat-markdown__quote {
    margin: 0.75em 0;
    padding: 0.75em 1em;
    border-left: 3px solid var(--chat-accent);
    border-radius: 0 5px 5px 0;
    background: #f8fbff;
}

body.chat-page-shell .chat-markdown__content a,
body.chat-page-shell .chat-message__content a {
    color: var(--chat-accent);
    word-break: break-word;
}

body.chat-page-shell code {
    padding: 0.15rem 0.35rem;
    border-radius: 5px;
    background: #eef2f7;
    color: #0f172a;
}

body.chat-page-shell .chat-composer {
    padding: 0 4px 4px;
}

body.chat-page-shell .chat-composer__surface {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 10px;
    align-items: center;
    padding: 0px 6px 0px 6px;
    border: 1px solid var(--chat-border-strong);
    border-radius: 5px;
    background: var(--chat-surface);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.04);
}

body.chat-page-shell .chat-composer__input {
    width: 100%;
    min-height: 56px;
    max-height: 180px;
    padding: 16px 0;
    border-radius: 0px;
    border: 0;
    outline: none;
    resize: none;
    background: transparent;
    color: var(--chat-text);
    font: inherit;
    line-height: 1.6;
}

body.chat-page-shell .chat-composer__input::placeholder {
    color: #98a2b3;
}

body.chat-page-shell .chat-composer__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

body.chat-page-shell .chat-composer__send,
body.chat-page-shell .chat-composer__stop {
    min-width: 108px;
    min-height: 48px;
    border-radius: 5px;
    gap: 8px;
}

body.chat-page-shell .chat-composer__hint {
    margin: 0px 4px 0;
    color: var(--chat-muted);
    font-size: 0.86rem;
}

body.chat-page-shell .chat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    font-size: 0.7rem;
    line-height: 1;
}

body.chat-page-shell .chat-icon-button {
    width: 44px;
    height: 44px;
    border-radius: 5px;
    border: 1px solid var(--chat-border-strong);
    background: var(--chat-surface);
    color: var(--chat-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
}
body.chat-page-shell .chat-icon-button--feedback {
    width: 28px !important;
    height: 28px !important;
    border-radius: 14px !important;
}

body.chat-page-shell .chat-conversation-list__delete {
    position: absolute;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    border: 1px solid var(--chat-border-strong);
    background: var(--chat-surface);
    color: var(--chat-muted);
    display: none;
    top: 2px;
    right: 2px;
    padding: 0px;
    align-items: center;
    justify-content: center;
    flex: none;
}

.chat-conversation-list__item:hover .chat-conversation-list__delete{
    display: inline-block;
}

body.chat-page-shell .chat-icon-button:hover:not(:disabled),
body.chat-page-shell .chat-icon-button:focus-visible:not(:disabled) {
    border-color: #c6dcff;
    color: var(--chat-accent);
    background: #eef5ff;
}

body.chat-page-shell .chat-icon-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

body.chat-page-shell .chat-icon-button--danger {
    color: #b42318;
}

body.chat-page-shell .chat-icon-button--danger:hover:not(:disabled),
body.chat-page-shell .chat-icon-button--danger:focus-visible:not(:disabled) {
    background: #fff1f1;
    border-color: #f3c0c0;
    color: #b42318;
}

body.chat-page-shell .chat-icon-button--feedback.is-active {
    border-color: #c6dcff;
    background: #eef5ff;
    color: var(--chat-accent);
}

body.chat-page-shell .button {
    min-height: 44px;
    border-radius: 3px;
    border-color: var(--chat-border-strong);
    background: var(--chat-surface);
    color: var(--chat-text);
}

body.chat-page-shell .button--primary {
    background: linear-gradient(135deg, #1570EF, #0f62d6);
    color: #ffffff;
    border-color: transparent;
}

body.chat-page-shell .button--secondary {
    background: var(--chat-surface);
    color: var(--chat-text);
}

body.chat-page-shell .button--tiny {
    min-height: 36px;
    padding: 0 12px;
    border-radius: 3px;
}

body.chat-page-shell .button:focus-visible,
body.chat-page-shell .chat-sidebar__collapse:focus-visible,
body.chat-page-shell .chat-sidebar__search-input:focus-visible,
body.chat-page-shell .chat-icon-button:focus-visible,
body.chat-page-shell .chat-composer__input:focus-visible,
body.chat-page-shell .chat-conversation-list__button:focus-visible {
    outline: 2px solid var(--chat-accent);
    outline-offset: 2px;
}

body.chat-page-shell .skip-link {
    left: 24px;
    top: 16px;
    z-index: 50;
    border-radius: 5px;
}

body.chat-page-shell .chat-skip-link {
    position: absolute;
}

body.chat-page-shell .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

@media (max-width: 1200px) {
    body.chat-page-shell .chat-app__shell {
        grid-template-columns: 320px minmax(0, 1fr);
    }
}

@media (max-width: 991.98px) {
    body.chat-page-shell {
        overflow: auto;
    }

    body.chat-page-shell .page-shell.chat-page {
        padding: 12px;
    }

    body.chat-page-shell .chat-app,
    body.chat-page-shell .chat-app__shell {
        min-height: calc(100vh - 24px);
    }

    body.chat-page-shell .chat-app__shell {
        grid-template-columns: 1fr;
    }

    body.chat-page-shell .chat-sidebar {
        position: absolute;
        inset: 0 auto 0 0;
        width: min(92vw, 360px);
        transform: translateX(-102%);
        transition: transform 0.22s ease;
        z-index: 20;
        box-shadow: 24px 0 60px rgba(15, 23, 42, 0.14);
    }

    body.chat-page-shell .chat-app__shell.is-sidebar-open .chat-sidebar {
        transform: translateX(0);
    }

    body.chat-page-shell .chat-app__backdrop.is-visible {
        display: block;
        position: absolute;
        inset: 0;
        z-index: 15;
        background: rgba(15, 23, 42, 0.28);
    }

    body.chat-page-shell .chat-main__header {
        padding-left: 16px;
        padding-right: 16px;
    }

    body.chat-page-shell .chat-main__body {
        padding-left: 16px;
        padding-right: 16px;
    }

    body.chat-page-shell .chat-composer {
        padding-left: 16px;
        padding-right: 16px;
    }
}

@media (max-width: 767.98px) {
    body.chat-page-shell .chat-main__header {
        gap: 12px;
    }

    body.chat-page-shell .chat-main__header-copy {
        gap: 10px;
    }

    body.chat-page-shell .chat-main__header h2 {
        font-size: 1.35rem;
    }

    body.chat-page-shell .chat-composer__surface {
        grid-template-columns: auto minmax(0, 1fr);
    }

    body.chat-page-shell .chat-composer__actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }

    body.chat-page-shell .chat-message,
    body.chat-page-shell .chat-message--user {
        grid-template-columns: 42px minmax(0, 1fr);
    }

    body.chat-page-shell .chat-message--user .chat-message__avatar-wrap {
        order: 1;
    }

    body.chat-page-shell .chat-message--user .chat-message__bubble {
        order: 2;
        margin-left: 0;
    }

    body.chat-page-shell .chat-message__bubble,
    body.chat-page-shell .chat-message--user .chat-message__bubble {
        max-width: 100%;
    }

    body.chat-page-shell .chat-sidebar {
        width: min(92vw, 320px);
    }
}