.tngc{position:fixed;right:22px;bottom:22px;z-index:9000;font-family:inherit}
.tngc-fab{display:flex;align-items:center;gap:10px;border:0;cursor:pointer;background:#0b7d72;color:#fff;padding:13px 20px 13px 14px;border-radius:40px;box-shadow:0 14px 34px rgba(8,60,55,.35);font-weight:800;font-size:15px;transition:transform .2s}
.tngc-fab:hover{transform:translateY(-3px)}
.tngc-fab-i{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:17px}
.tngc.is-open .tngc-fab{display:none}
.tngc-panel{width:370px;max-width:calc(100vw - 24px);height:560px;max-height:calc(100vh - 44px);background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(10,40,45,.3);display:flex;flex-direction:column;overflow:hidden;animation:tngcIn .35s cubic-bezier(.2,.8,.2,1)}
.tngc-panel[hidden]{display:none}
@keyframes tngcIn{from{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:none}}
.tngc-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;background:linear-gradient(120deg,#0d3a40,#0b7d72);color:#fff}
.tngc-head b{display:block;font-size:16px}
.tngc-head small{font-size:12px;opacity:.8}
.tngc-x{background:none;border:0;color:#fff;font-size:26px;line-height:1;cursor:pointer}
.tngc-log{flex:1;overflow-y:auto;padding:16px;background:#f4f8f7;overscroll-behavior:contain}
.tngc-m{margin-bottom:12px;display:flex;flex-direction:column}
.tngc-m.me{align-items:flex-end}
.tngc-b{max-width:86%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.6;background:#fff;border:1px solid #dfe9e6;color:#1d3438}
.tngc-m.me .tngc-b{background:#0b7d72;color:#fff;border-color:#0b7d72}
.tngc-typing{color:#7a8e90}
.tngc-card{display:block;max-width:92%;margin-top:8px;padding:11px 13px;background:#fff;border:1px solid #cfe3de;border-left:4px solid #0b9283;border-radius:10px;text-decoration:none;transition:background .2s}
.tngc-card:hover{background:#eef7f5}
.tngc-card strong{display:block;font-size:14px;color:#123a3f}
.tngc-card em{font-style:normal;font-size:11px;font-weight:800;color:#0b9283;margin-right:6px}
.tngc-card span{display:block;font-size:12.5px;color:#5c7073;margin-top:3px;line-height:1.5}
.tngc-chips{display:flex;gap:6px;flex-wrap:wrap;padding:10px 12px;border-top:1px solid #e6eeec;background:#fff}
.tngc-chips button{border:1px solid #cfe3de;background:#f4faf8;color:#0b6f66;border-radius:20px;padding:5px 11px;font-size:12.5px;font-weight:700;cursor:pointer}
.tngc-chips button:hover{background:#0b7d72;color:#fff}
.tngc-form{display:flex;gap:8px;padding:10px 12px 14px;background:#fff}
.tngc-form input{flex:1;min-width:0;border:1px solid #cbdcd8;border-radius:10px;padding:11px 12px;font-size:16px;font-family:inherit}
.tngc-form button{border:0;background:#0b7d72;color:#fff;border-radius:10px;padding:0 16px;font-weight:800;cursor:pointer}
@media(max-width:600px){.tngc{right:12px;bottom:12px}.tngc-fab-t{display:none}.tngc-fab{padding:12px}.tngc-panel{height:calc(100vh - 90px)}}