/* Nút "← Quay lại" dùng chung: Hotel Admin, /kiosk, /order, /he-thong · liquid glass · sáng + tối */
.tqbk{display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px 0 11px;border-radius:999px;font-family:inherit;font-size:13.5px;font-weight:700;line-height:1;white-space:nowrap;color:#12343B;background:rgba(255,255,255,.58);border:1px solid rgba(255,255,255,.8);box-shadow:0 4px 14px rgba(16,40,48,.13),inset 0 1px 0 rgba(255,255,255,.85);-webkit-backdrop-filter:blur(14px) saturate(160%);backdrop-filter:blur(14px) saturate(160%);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;user-select:none;flex:none;transition:transform .12s}
.tqbk:active{transform:scale(.96)}.tqbk:focus-visible,.tqx:focus-visible{outline:2px solid #2BB7C4;outline-offset:2px}
.tqbk .ar{font-size:16px;line-height:1;margin-top:-1px}
.tqx{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;font-size:17px;font-weight:700;color:#12343B;background:rgba(255,255,255,.58);border:1px solid rgba(255,255,255,.8);box-shadow:0 4px 14px rgba(16,40,48,.13),inset 0 1px 0 rgba(255,255,255,.85);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);cursor:pointer;touch-action:manipulation;flex:none;font-family:inherit}
.tqmbar{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 0 10px}
.tqfb{display:flex;align-items:center;gap:8px;padding:8px 16px 4px}
#app.D .tqfb{padding:0 0 12px}
html.dk .tqbk,html.dk .tqx{color:#E6F5F7;background:rgba(28,42,48,.6);border-color:rgba(255,255,255,.16);box-shadow:0 4px 16px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.08)}