/* Minimal chat widget styles */
.ustab-chat-wrapper{position:fixed;right:20px;bottom:20px;z-index:120;font-family:Inter,Segoe UI,Arial,sans-serif}
.ustab-chat-button{background:var(--accent);color:#fff;border:none;padding:10px 14px;border-radius:28px;box-shadow:0 8px 24px rgba(0,0,0,0.16);display:flex;align-items:center;gap:8px;cursor:pointer}
.ustab-chat-button .chat-label{font-weight:700}
.ustab-chat-panel{width:340px;max-width:92vw;height:420px;background:var(--surface);border-radius:12px;box-shadow:0 12px 36px rgba(0,0,0,0.2);overflow:hidden;display:none;flex-direction:column}
.ustab-chat-panel.open{display:flex}
.ustab-chat-header{background:linear-gradient(180deg,var(--bar-surface-top),var(--bar-surface-bottom));padding:12px 14px;display:flex;align-items:center;gap:8px;justify-content:space-between}
.ustab-chat-body{padding:12px;overflow:auto;flex:1;background:transparent}
.ustab-chat-msg{margin:8px 0;padding:10px 12px;border-radius:10px;max-width:78%}
.ustab-chat-msg.user{background:var(--accent);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.ustab-chat-msg.bot{background:var(--surface);color:var(--text);margin-right:auto}
.ustab-chat-form{display:flex;padding:10px;border-top:1px solid rgba(0,0,0,0.04);gap:8px}
.ustab-chat-input{flex:1;padding:10px;border-radius:8px;border:1px solid rgba(0,0,0,0.06)}
.ustab-chat-send{background:var(--accent);color:#fff;border:none;padding:8px 12px;border-radius:8px}
.ustab-chat-close{background:transparent;border:none;font-size:20px}
.ustab-typing{font-style:italic;color:var(--muted);padding:6px 8px}