#iv-chat-button{position:fixed;right:20px;bottom:20px;z-index:9999;width:56px;height:56px;border-radius:9999px;border:none;box-shadow:0 10px 25px rgba(0,0,0,.25);cursor:pointer;background:linear-gradient(135deg,#133a71,#2e79b5);color:#fff;font-weight:700;font-size:24px}
#iv-chat-panel{position:fixed;right:20px;bottom:90px;z-index:9999;width:min(420px,92vw);height:min(560px,74vh);background:#0b0f14;color:#e8eef6;border:1px solid #1f2a37;border-radius:14px;box-shadow:0 20px 50px rgba(0,0,0,.35);display:none;overflow:hidden}
#iv-chat-header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#0f1722;border-bottom:1px solid #1f2a37}
#iv-chat-header h3{margin:0;font-size:14px;font-weight:700}
#iv-chat-body{height:calc(100% - 120px);overflow-y:auto;padding:12px;scroll-behavior:smooth}
.iv-msg{margin:8px 0;max-width:86%;line-height:1.35}
.iv-user{margin-left:auto;background:#1e293b;color:#e8eef6;padding:10px 12px;border-radius:12px 12px 2px 12px}
.iv-bot{margin-right:auto;background:#111827;color:#e8eef6;padding:10px 12px;border-radius:12px 12px 12px 2px}
#iv-chat-input{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px;border-top:1px solid #1f2a37;background:#0f1722}
#iv-input{background:#0b1220;color:#e8eef6;border:1px solid #1f2a37;border-radius:10px;padding:10px}
#iv-send{background:#e76a01;color:#fff;border:none;border-radius:10px;padding:0 16px;font-weight:700}
.iv-quote{border:1px solid #253041;border-radius:12px;padding:12px;background:#0b1220;margin-top:8px}
.iv-quote h4{margin:0 0 6px 0}
.iv-quote table{width:100%;border-collapse:collapse;font-size:13px}
.iv-quote td,.iv-quote th{border-bottom:1px dashed #253041;padding:6px 4px;text-align:left}
.iv-quote tfoot td{border-top:1px solid #253041;font-weight:800}
.iv-quote .iv-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.iv-quote .iv-actions input{background:#0b1220;color:#e8eef6;border:1px solid #1f2a37;border-radius:8px;padding:8px 10px}
.iv-quote .iv-actions button{background:#2e79b5;color:#fff;border:none;border-radius:8px;padding:8px 12px;font-weight:700;cursor:pointer}