#topaz-chat{position:fixed;inset-block-end:20px;inset-inline-end:20px;z-index:120}
.tc-fab{width:58px;height:58px;border-radius:50%;border:none;background:var(--teal);color:#fff;font-size:26px;
  cursor:pointer;box-shadow:0 8px 24px rgba(20,64,59,.35);transition:.2s}
.tc-fab:hover{transform:scale(1.06)}
.tc-panel{position:absolute;inset-block-end:72px;inset-inline-end:0;width:340px;max-width:calc(100vw - 40px);
  height:460px;max-height:calc(100vh - 120px);background:var(--surface);border:1px solid var(--border);
  border-radius:18px;box-shadow:0 16px 48px rgba(0,0,0,.25);flex-direction:column;overflow:hidden;
  display:none}
.tc-panel.open{display:flex}
.tc-head{background:linear-gradient(120deg,var(--deep),var(--teal));color:#fff;padding:14px 16px;font-weight:800;
  display:flex;align-items:center;justify-content:space-between}
.tc-close{background:transparent;border:none;color:#fff;font-size:18px;cursor:pointer}
.tc-body{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.tc-msg{max-width:80%;padding:10px 14px;border-radius:14px;line-height:1.5;font-size:14px}
.tc-msg.bot{background:var(--bg);color:var(--ink);align-self:flex-start;border-end-start-radius:4px}
.tc-msg.me{background:var(--teal);color:#fff;align-self:flex-end;border-end-end-radius:4px}
.tc-acts{display:flex;flex-wrap:wrap;gap:8px;align-self:flex-start}
.tc-act{background:transparent;border:1.5px solid var(--teal);color:var(--teal);border-radius:20px;
  padding:6px 14px;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit}
.tc-act:hover{background:var(--teal);color:#fff}
.tc-input{display:flex;gap:8px;padding:10px;border-top:1px solid var(--border)}
.tc-input input{flex:1;border:1px solid var(--border);border-radius:20px;padding:10px 14px;font-family:inherit;
  font-size:14px;background:var(--bg);color:var(--ink)}
.tc-input button{background:var(--teal);color:#fff;border:none;width:40px;height:40px;border-radius:50%;
  font-size:16px;cursor:pointer;flex-shrink:0}
@media(max-width:640px){.tc-panel{width:calc(100vw - 24px)}#topaz-chat{inset-inline-end:12px;inset-block-end:12px}}

/* ---- inline booking/shop flow cards ---- */
.tc-block{align-self:flex-start;max-width:94%;font-size:13px}
.tc-lead{font-weight:700;margin-bottom:6px;color:var(--ink)}
.tc-mut,.tc-meta{color:var(--muted);font-size:12px}
.tc-row{display:flex;flex-wrap:wrap;gap:6px}
.tc-card{display:flex;gap:10px;background:var(--bg);border:1px solid var(--border);border-radius:14px;padding:8px;max-width:280px}
.tc-thumb{width:66px;height:66px;border-radius:10px;overflow:hidden;flex:0 0 auto;display:flex;align-items:center;justify-content:center;background:rgba(30,139,131,.08)}
.tc-thumb img{width:100%;height:100%;object-fit:cover}
.tc-emoji{font-size:26px}
.tc-cbody{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}
.tc-nm{font-weight:700;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tc-price{color:var(--teal);font-weight:800}
.tc-cta{margin-top:4px;background:var(--teal);color:#fff;border:none;border-radius:10px;padding:7px 12px;font-weight:700;
  font-size:13px;cursor:pointer;font-family:inherit;align-self:flex-start}
.tc-cta:hover{filter:brightness(1.05)}
.tc-cta:disabled{opacity:.6;cursor:default}
.tc-mini{display:flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--border);border-radius:12px;
  padding:6px 8px;cursor:pointer;max-width:150px}
.tc-mini img{width:26px;height:26px;border-radius:6px;object-fit:cover}
.tc-mini span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}
.tc-mini b{color:var(--teal);margin-inline-start:auto}
.tc-mini:hover{border-color:var(--teal)}
.tc-chip{background:rgba(30,139,131,.10);border:1px solid transparent;color:var(--ink);border-radius:16px;
  padding:6px 12px;font-size:13px;cursor:pointer;font-family:inherit}
.tc-chip:hover{border-color:var(--teal)}
.tc-staff{display:flex;align-items:center;gap:6px;background:var(--bg);border:1px solid var(--border);border-radius:20px;
  padding:4px 10px 4px 4px;cursor:pointer;font-weight:600}
.tc-staff:hover{border-color:var(--teal)}
.tc-av{width:26px;height:26px;border-radius:50%;overflow:hidden;background:rgba(30,139,131,.12);display:flex;align-items:center;justify-content:center}
.tc-av img{width:100%;height:100%;object-fit:cover}
.tc-sum{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:10px;line-height:1.8;margin:6px 0}
.tc-sum hr{border:none;border-top:1px solid var(--border);margin:6px 0}
.tc-field{width:100%;box-sizing:border-box;margin-top:6px;padding:9px 12px;border:1px solid var(--border);
  border-radius:10px;background:var(--surface);color:var(--ink);font-family:inherit;font-size:14px}
.tc-err{color:#c0392b;font-size:12px;margin-top:6px}
.tc-chosen{color:var(--teal);font-weight:700;font-size:13px}
.tc-cartbar{display:flex;align-items:center;gap:8px;background:rgba(30,139,131,.10);border:1px solid rgba(30,139,131,.35);
  border-radius:12px;padding:8px 10px;font-weight:700}
.tc-cartbar span{flex:1}

/* ---- category cards (drill-down navigation) ---- */
.tc-cat{display:flex;flex-direction:column;align-items:center;gap:5px;width:90px;background:var(--bg);
  border:1px solid var(--border);border-radius:14px;padding:10px 6px;cursor:pointer;text-align:center}
.tc-cat img{width:42px;height:42px;border-radius:10px;object-fit:cover}
.tc-cat .tc-emoji{font-size:30px}
.tc-cat span{font-weight:700;font-size:12px;line-height:1.2}
.tc-cat:hover{border-color:var(--teal);background:rgba(30,139,131,.06)}
.tc-block .tc-card + .tc-card{margin-top:8px}

/* Coupon row (booking + shop checkout inside chat) */
.tc-couponrow{display:flex;gap:6px;margin:6px 0}
.tc-couponrow .tc-field{flex:1;margin:0}
.tc-couponrow .tc-coupon-apply{width:auto;white-space:nowrap;padding-inline:14px}
.tc-coupon-msg{font-size:12px}
.tc-disc{display:flex;justify-content:space-between;font-size:13px;margin:4px 0}