:root{
      --igbot-bg:#0f1222; --igbot-panel:#171a2f; --igbot-ink:#e7e9ff;
      --igbot-muted:#9aa0c3; --igbot-accent:#7c9eff; --igbot-chip:#222641;
    }
    #igbot-root{all:initial;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
    #igbot-root *, #igbot-root *::before, #igbot-root *::after{box-sizing:border-box}
    #igbot-launcher{
      position:fixed; right:16px; bottom:16px; z-index:999999;
      width:56px; height:56px; border-radius:999px; border:1px solid #2b305a;
      background: radial-gradient(120% 140% at 20% 30%, var(--igbot-accent), #11c8a3 60%, #3a3f77);
      color:white; display:grid; place-items:center; cursor:pointer;
      box-shadow:0 10px 24px rgba(0,0,0,.35);
    }
    #igbot-launcher:hover{filter:brightness(1.06)}
    #igbot-panel{
      position:fixed; right:10px; bottom:20px; z-index:999999;
      width:min(360px, calc(100vw - 24px)); height:min(450px, calc(100vh - 120px));
      background:var(--igbot-panel); color:var(--igbot-ink); border:1px solid #20244a; border-radius:16px;
      display:none; overflow:hidden;
      box-shadow:0 14px 44px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.04) inset;
    }
    #igbot-panel.igbot-open{display:grid; grid-template-rows:auto 1fr auto}
    #igbot-header{
      display:flex; align-items:center; gap:10px; padding:10px 12px; border-bottom:1px solid #20244a;
      background:linear-gradient(180deg, #171a2f, #151937);
    }
    #igbot-logo{width:26px; height:26px; border-radius:8px; background:conic-gradient(from 210deg, var(--igbot-accent), #11c8a3, var(--igbot-accent) 75%); box-shadow:0 0 0 2px #12142a inset}
    #igbot-title{display:flex; flex-direction:column}
    #igbot-title b{font-size:13px}
    #igbot-title small{color:var(--igbot-muted); font-size:11px}
    #igbot-close{
      margin-left:auto; background:#1c2142; border:1px solid #2b305a; color:#cfd4ff;
      padding:6px 10px; border-radius:10px; cursor:pointer; font-size:12px;
    }
    #igbot-chat{overflow:auto; padding:12px; display:flex; flex-direction:column; gap:10px; background:linear-gradient(180deg,#0b0e1a,#0f1222 35%, #0e1020)}
    .igbot-msg{display:grid; grid-template-columns:auto 1fr; gap:8px 10px; align-items:start}
    .igbot-avatar{
      width:26px; height:26px; border-radius:50%; display:grid; place-items:center; font-weight:700; font-size:12px; color:#b9c2ff;
      background:linear-gradient(135deg,#1e244a,#3a3f77)
    }
    .igbot-user .igbot-avatar{background:linear-gradient(135deg,#0f6,#15c59b); color:#062}
    .igbot-bubble{
      background:#171c36; border:1px solid #2b305a; padding:8px 10px; border-radius:12px; max-width:85%;
      font-size:13px; line-height:1.35;
    }
    .igbot-user .igbot-bubble{background:#172b28; border-color:#224a44}
    .igbot-choices{display:flex; gap:6px; flex-wrap:wrap; margin-top:6px}
    .igbot-choices button{
      background:#1c2142; border:1px solid #2b305a; color:#cfd4ff; padding:5px 8px; border-radius:10px;
      font-size:11px; cursor:pointer;
    }
    #igbot-composer{
      display:grid; grid-template-columns:1fr auto; gap:8px; align-items:center;
      padding:10px; border-top:1px solid #20244a; background:linear-gradient(180deg, #151937, #141733);
    }
    #igbot-input{
      width:100%; padding:10px 12px; border-radius:10px; background:#12152c; color:var(--igbot-ink);
      border:1px solid #242a56; outline:none; font-size:13px;
    }
    #igbot-send{
      padding:10px 12px; border-radius:10px; border:1px solid #2b305a; background:var(--igbot-chip);
      color:#e5e8ff; font-weight:600; cursor:pointer; font-size:13px;
    }