:root {
    --chat-bg-color: #2c3e50;
    --chat-text-color: #ffffff;
    --chat-width: 330px;
    --chat-height: 380px;
    --chat-border-radius: 10px;
    --chat-bottom: 20px;
    --chat-right: 20px;
    --chat-left: auto;
}

#gmtp-ai-chat-widget {
    position: fixed;
    bottom: var(--chat-bottom);
    width: var(--chat-width);
    max-width: 100%;
    background: #fff;
    border-radius: var(--chat-border-radius);
    box-shadow: 0 5px 25px rgba(0,0,0,0.2);
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    transition: all 0.3s ease;
}
#gmtp-ai-chat-widget.position-right {
    right: var(--chat-right);
    left: auto;
}
#gmtp-ai-chat-widget.position-left {
    left: var(--chat-left);
    right: auto;
}
#gmtp-ai-chat-widget.gmtp-ai-chat-closed .gmtp-ai-chat-body {
    display: none;
}
#gmtp-ai-chat-widget.gmtp-ai-chat-closed {
    width: auto;
    background: transparent;
    box-shadow: none;
}
.gmtp-ai-chat-header {
    background: var(--chat-bg-color);
    color: var(--chat-text-color);
    padding: 12px 15px;
    border-radius: var(--chat-border-radius) var(--chat-border-radius) 0 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.gmtp-ai-chat-closed .gmtp-ai-chat-header {
    border-radius: 20px;
    width: 30px;
    height: 30px;
    padding: 0;
    justify-content: center;
    background: var(--chat-bg-color);
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffffff" width="40px" height="40px"><path d="M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2z"/></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 20px;
}
.gmtp-ai-chat-closed .gmtp-ai-title,
.gmtp-ai-chat-closed .gmtp-ai-toggle {
    display: none;
}
.gmtp-ai-chat-body {
    height: var(--chat-height);
    display: flex;
    flex-direction: column;
}
.gmtp-ai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    background: #f9f9f9;
}
.gmtp-ai-message {
    margin-bottom: 10px;
    line-height: 1.4;
}
.gmtp-ai-message.user {
    text-align: right;
}
.gmtp-ai-message.user .text {
    background: var(--chat-bg-color);
    color: var(--chat-text-color);
    padding: 8px 12px;
    border-radius: 18px 18px 0 18px;
    display: inline-block;
    max-width: 80%;
}
.gmtp-ai-message.bot .text {
    background: #e5e5ea;
    color: #000;
    padding: 8px 12px;
    border-radius: 18px 18px 18px 0;
    display: inline-block;
    max-width: 80%;
}
.gmtp-ai-input-area {
    display: flex;
    border-top: 1px solid #ddd;
    padding: 10px;
    background: #fff;
}
#gmtp-ai-user-input {
    flex: 1;
    border: 1px solid #ccc;
    border-radius: 20px;
    padding: 8px 15px;
    outline: none;
}
#gmtp-ai-send {
    background: var(--chat-bg-color);
    color: var(--chat-text-color);
    border: none;
    border-radius: 20px;
    padding: 8px 20px;
    margin-left: 10px;
    cursor: pointer;
}
#gmtp-ai-send:hover {
    filter: brightness(0.8);
}