.mjr-assistant-container {
    position: fixed;
    left: 1rem;
    bottom: 0.5rem;
    z-index: 1300;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.mjr-assistant-toggle {
    width: 3.25rem;
    height: 3.25rem;
    padding: 0;
    border: none;
    border-radius: 50%;
    overflow: hidden;
    cursor: pointer;
    background-color: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    transition: transform 0.15s ease;
}

.mjr-assistant-toggle:hover {
    transform: scale(1.06);
}

.mjr-assistant-toggle img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mjr-assistant-balloon {
    position: absolute;
    left: 4rem;
    bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    max-width: 220px;
    background-color: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 12px;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    color: var(--mud-palette-text-primary);
    white-space: nowrap;
}

.mjr-assistant-balloon-close {
    flex-shrink: 0;
    border: none;
    background: none;
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    line-height: 1;
    color: var(--mud-palette-text-secondary);
}

.mjr-assistant-panel {
    position: absolute;
    bottom: 4rem;
    left: 0;
    width: 40vw;
    height: 40vh;
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 6rem);
    min-width: 320px;
    min-height: 320px;
}

.mjr-assistant-panel .mjr-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--mud-palette-divider);
}

@media (max-width: 640px) {
    .mjr-assistant-panel {
        position: fixed;
        inset: 0;
        width: 100vw;
        height: 100vh;
        max-width: none;
        max-height: none;
        min-width: 0;
        min-height: 0;
    }

    .mjr-assistant-panel .mjr-card {
        border: none;
    }
}

.mjr-assistant-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.mjr-assistant-header-text {
    flex: 1;
    min-width: 0;
}

.mjr-assistant-close {
    flex-shrink: 0;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 1.3rem;
    line-height: 1;
    padding: 0.25rem;
    color: var(--mud-palette-text-secondary);
}

.mjr-assistant-avatar {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    object-fit: cover;
}

.mjr-assistant-messages {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    overflow-y: auto;
}

.mjr-assistant-message {
    max-width: 85%;
    padding: 0.4rem 0.6rem;
    border-radius: 12px;
    font-size: 0.85rem;
    white-space: pre-wrap;
    word-break: break-word;
}

.mjr-assistant-message-user {
    align-self: flex-end;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
    border-bottom-right-radius: 2px;
}

.mjr-assistant-message-assistant {
    align-self: flex-start;
    background-color: var(--mud-palette-background-grey);
    color: var(--mud-palette-text-primary);
    border-bottom-left-radius: 2px;
}

.mjr-assistant-typing {
    display: flex;
    gap: 0.25rem;
    padding: 0.25rem 0;
}

.mjr-assistant-typing span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--mud-palette-text-secondary);
    animation: mjr-assistant-blink 1.2s infinite ease-in-out;
}

.mjr-assistant-typing span:nth-child(2) { animation-delay: 0.2s; }
.mjr-assistant-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes mjr-assistant-blink {
    0%, 80%, 100% { opacity: 0.3; }
    40% { opacity: 1; }
}

.mjr-assistant-input {
    display: flex;
    align-items: flex-end;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    border-top: 1px solid var(--mud-palette-divider);
}

.mjr-assistant-textarea {
    flex: 1;
    resize: none;
    border: 1px solid var(--mud-palette-divider);
    border-radius: 8px;
    padding: 0.4rem 0.5rem;
    font-family: inherit;
    font-size: 0.85rem;
    background-color: var(--mud-palette-background);
    color: var(--mud-palette-text-primary);
    max-height: 6rem;
}

.mjr-assistant-textarea:focus {
    outline: none;
    border-color: var(--mud-palette-primary);
}

.mjr-assistant-send {
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0.4rem;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.mjr-assistant-send svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.mjr-assistant-send:hover:not(:disabled) {
    transform: scale(1.08);
}

.mjr-assistant-send:disabled {
    cursor: default;
    opacity: 0.4;
}