#zeki-ai-tutor {
    max-width: 640px;
    margin: 0 auto;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    font-family: inherit;
}

.zeki-ai-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid #ddd;
    background: #fafafa;
    font-size: 13px;
}

.zeki-ai-mode-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.zeki-ai-scenario-select {
    padding: 6px 8px;
    border-radius: 6px;
    border: 1px solid #ccc;
}

.zeki-ai-mic {
    border: none;
    background: #eee;
    border-radius: 6px;
    padding: 10px 12px;
    cursor: pointer;
    font-size: 16px;
}

.zeki-ai-mic-active {
    background: #ef4444;
    color: #fff;
}

.zeki-ai-log {
    height: 420px;
    overflow-y: auto;
    padding: 16px;
    background: #f7f7f8;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.zeki-ai-bubble {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 14px;
    line-height: 1.4;
    white-space: pre-wrap;
}

.zeki-ai-assistant {
    background: #fff;
    border: 1px solid #e2e2e2;
    align-self: flex-start;
}

.zeki-ai-user {
    background: #2563eb;
    color: #fff;
    align-self: flex-end;
}

.zeki-ai-form {
    display: flex;
    gap: 8px;
    padding: 12px;
    border-top: 1px solid #ddd;
    background: #fff;
}

.zeki-ai-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}

.zeki-ai-send {
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    background: #2563eb;
    color: #fff;
    cursor: pointer;
}

.zeki-ai-send:disabled {
    opacity: 0.6;
    cursor: default;
}