.mud-drawer.admin-chat-drawer.mud-drawer-fixed {
    height: calc(100dvh - var(--mud-appbar-height)) !important;
    max-height: calc(100dvh - var(--mud-appbar-height)) !important;
    overflow-x: hidden !important;
    overflow-y: hidden !important;
}

.admin-chat-drawer .mud-drawer-content {
    height: 100%;
    overflow: hidden;
}

.admin-chat-shell {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    background: var(--mud-palette-surface);
}

.admin-chat-header {
    flex: 0 0 auto;
    padding: .9rem 1rem;
    border-bottom: 1px solid var(--mud-palette-divider);
    background: var(--mud-palette-surface);
}

.admin-chat-heading {
    min-width: 0;
}

.admin-chat-heading .mud-typography {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-chat-loading {
    display: grid;
    flex: 1 1 auto;
    place-items: center;
}

.admin-chat-toolbar {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    min-height: 3.25rem;
    padding: .45rem .85rem;
    border-bottom: 1px solid var(--mud-palette-divider);
    background: var(--mud-palette-surface);
}

.admin-chat-toolbar-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: .15rem;
}

.admin-chat-messages {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: .65rem;
    min-height: 0;
    padding: 1rem;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
    background: var(--mud-palette-background-gray);
}

.admin-chat-message-row {
    display: flex;
    width: 100%;
}

.admin-chat-message-row--visitor {
    justify-content: flex-start;
}

.admin-chat-message-row--outgoing {
    justify-content: flex-end;
}

.admin-chat-message-row--system {
    justify-content: center;
}

.admin-chat-message-bubble {
    max-width: min(82%, 30rem);
    padding: .65rem .8rem;
    border-radius: 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .08);
}

.admin-chat-message-bubble--visitor {
    border-bottom-left-radius: .3rem;
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
}

.admin-chat-message-bubble--outgoing {
    border-bottom-right-radius: .3rem;
    background: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
}

.admin-chat-message-bubble--system {
    max-width: 92%;
    padding: .45rem .75rem;
    border: 1px solid var(--mud-palette-divider);
    border-radius: 999px;
    box-shadow: none;
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-secondary);
    text-align: center;
}

.admin-chat-message-meta {
    margin-bottom: .2rem;
    color: var(--mud-palette-text-secondary);
    font-size: .7rem;
    line-height: 1.2;
}

.admin-chat-message-bubble--outgoing .admin-chat-message-meta {
    color: color-mix(in srgb, var(--mud-palette-primary-text) 72%, transparent);
}

.admin-chat-message-content {
    overflow-wrap: anywhere;
    font-size: .9rem;
    line-height: 1.42;
    white-space: pre-wrap;
}

.admin-chat-message-bubble--system .admin-chat-message-content {
    font-size: .8rem;
}

.admin-chat-message-content p {
    margin: 0;
}

.admin-chat-message-content p + p {
    margin-top: .4rem;
}

.admin-chat-message-content ul,
.admin-chat-message-content ol {
    margin: .3rem 0;
    padding-left: 1.1rem;
}

.admin-chat-message-content pre {
    margin: .3rem 0;
    padding: .5rem .6rem;
    overflow-x: auto;
    border-radius: .5rem;
    background: rgba(0, 0, 0, .06);
    font-size: .8rem;
    white-space: pre;
}

.admin-chat-message-content code {
    padding: .1rem .3rem;
    border-radius: .35rem;
    background: rgba(0, 0, 0, .08);
    font-family: 'Cascadia Code', Consolas, monospace;
    font-size: .82rem;
}

.admin-chat-message-content pre code {
    padding: 0;
    background: none;
}

.admin-chat-message-content a {
    color: inherit;
    font-weight: 650;
    text-decoration: underline;
}

.admin-chat-typing {
    display: flex;
    align-items: center;
    gap: .5rem;
    align-self: flex-start;
    color: var(--mud-palette-text-secondary);
    font-size: .75rem;
}

.admin-chat-typing-dots {
    display: inline-flex;
    gap: .18rem;
    padding: .55rem .65rem;
    border-radius: 1rem;
    background: var(--mud-palette-surface);
}

.admin-chat-typing-dots i {
    width: .34rem;
    height: .34rem;
    border-radius: 50%;
    background: currentColor;
    animation: admin-chat-typing 1.1s infinite ease-in-out;
}

.admin-chat-typing-dots i:nth-child(2) {
    animation-delay: .15s;
}

.admin-chat-typing-dots i:nth-child(3) {
    animation-delay: .3s;
}

.admin-chat-composer {
    flex: 0 0 auto;
    padding: .75rem .85rem .65rem;
    border-top: 1px solid var(--mud-palette-divider);
    background: var(--mud-palette-surface);
    box-shadow: 0 -.25rem 1rem rgba(0, 0, 0, .04);
}

.admin-chat-composer-row {
    display: flex;
    align-items: flex-end;
    gap: .45rem;
}

.admin-chat-reply-input {
    flex: 1 1 auto;
    min-width: 0;
}

.admin-chat-link-button,
.admin-chat-send-button {
    flex: 0 0 auto;
    margin-bottom: .2rem;
}

.admin-chat-composer-hint {
    margin-top: .2rem;
    padding-left: .15rem;
    color: var(--mud-palette-text-secondary);
    font-size: .68rem;
}

@keyframes admin-chat-typing {
    0%, 60%, 100% { transform: translateY(0); opacity: .45; }
    30% { transform: translateY(-.18rem); opacity: 1; }
}

@media (max-width: 600px) {
    .mud-drawer.admin-chat-drawer.mud-drawer-fixed {
        width: 100vw !important;
        max-width: 100vw !important;
    }

    .admin-chat-toolbar {
        align-items: flex-start;
        flex-direction: column;
        gap: .25rem;
    }

    .admin-chat-toolbar-actions {
        justify-content: space-between;
        width: 100%;
    }

    .admin-chat-message-bubble {
        max-width: 90%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .admin-chat-typing-dots i {
        animation: none;
    }
}