/* ---------- WhatsApp chat assistant ---------- */
.wa{position:fixed;right:18px;bottom:18px;z-index:95;display:flex;flex-direction:column;align-items:flex-end;gap:12px;font-family:var(--sans);transform:translateY(calc(var(--wa-lift,0px) * -1));transition:transform .45s var(--ease)}
.wa__fab{position:relative;display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;box-shadow:0 16px 40px rgba(33,24,18,.24);transition:transform .25s var(--ease),box-shadow .25s ease}
.wa__fab:hover{transform:translateY(-2px);box-shadow:0 20px 48px rgba(33,24,18,.3)}
.wa__fab:focus-visible,.wa__chip:focus-visible,.wa__close:focus-visible,.wa__compose button:focus-visible,.wa__go:focus-visible{outline:2px solid var(--gold-deep);outline-offset:3px}
.wa__fab svg{width:30px;height:30px}
.wa__fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;animation:waRing 2.4s ease-out 1.5s 3;opacity:0}
@keyframes waRing{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.55);opacity:0}}
.wa__panel{display:flex;flex-direction:column;width:min(360px,calc(100vw - 36px));max-height:min(580px,calc(100vh - 110px));overflow:hidden;border:1px solid rgba(255,255,255,.5);border-radius:22px;background:rgba(247,241,232,.97);box-shadow:var(--shadow);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transform-origin:bottom right;animation:waIn .35s var(--ease)}
.wa__panel[hidden]{display:none}
@keyframes waIn{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.wa__head{display:flex;align-items:center;gap:12px;padding:14px 16px;color:var(--cream);background:linear-gradient(135deg,var(--ink),#3E2C21)}
.wa__avatar{display:grid;place-items:center;flex:none;width:40px;height:40px;border-radius:50%;background:var(--gold);color:var(--ink);font-family:var(--serif);font-size:1.4rem;font-weight:600}
.wa__head strong{display:block;font-family:var(--serif);font-size:1.35rem;font-weight:600;line-height:1}
.wa__head span{font-size:.76rem;color:var(--gold-soft)}
.wa__close{position:relative;flex:none;margin-left:auto;width:30px;height:30px;border-radius:50%;border:1px solid var(--line-light);background:transparent;cursor:pointer}
.wa__close::before,.wa__close::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1px;background:var(--cream);transform:translate(-50%,-50%) rotate(45deg)}
.wa__close::after{transform:translate(-50%,-50%) rotate(-45deg)}
.wa__body{flex:1;display:flex;flex-direction:column;gap:8px;min-height:120px;padding:16px;overflow-y:auto;overscroll-behavior:contain}
.wa__msg{max-width:86%;padding:10px 13px;border-radius:16px;font-size:.86rem;line-height:1.5}
.wa__msg--bot{align-self:flex-start;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-bottom-left-radius:6px}
.wa__msg--me{align-self:flex-end;color:var(--cream);background:var(--ink);border-bottom-right-radius:6px}
.wa__typing{display:flex;gap:4px;padding:13px 14px}
.wa__typing i{width:6px;height:6px;border-radius:50%;background:var(--soft);animation:waDot 1s infinite ease-in-out}
.wa__typing i:nth-child(2){animation-delay:.15s}.wa__typing i:nth-child(3){animation-delay:.3s}
@keyframes waDot{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.wa__go{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;background:#25D366;color:#fff;font-size:.82rem;font-weight:500;text-decoration:none;box-shadow:0 10px 24px rgba(37,211,102,.25);transition:transform .25s var(--ease)}
.wa__go:hover{transform:translateY(-1px)}
.wa__go svg{width:16px;height:16px}
.wa__chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 12px}
.wa__chips[hidden]{display:none}
.wa__chip{padding:7px 12px;border-radius:999px;border:1px solid var(--gold);background:transparent;color:var(--ink);font:500 .78rem/1.2 var(--sans);cursor:pointer;transition:background-color .2s ease}
.wa__chip:hover{background:var(--gold-soft)}
.wa__compose{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line);background:var(--paper)}
.wa__compose input{flex:1;min-width:0;min-height:42px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);font:400 .88rem var(--sans)}
.wa__compose input:focus{outline:none;border-color:var(--gold)}
.wa__compose button{display:grid;place-items:center;flex:none;width:42px;height:42px;border:0;border-radius:50%;background:#25D366;color:#fff;cursor:pointer}
.wa__compose button svg{width:18px;height:18px}
.wa__note{margin:0;padding:0 14px 10px;background:var(--paper);color:var(--soft);font-size:.7rem;text-align:center}
.wa__sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wa-open .concierge{opacity:0;pointer-events:none}
@media (max-width:640px){.wa{right:12px;bottom:12px}.wa__panel{width:calc(100vw - 24px);max-height:calc(100vh - 96px)}.wa__fab{width:54px;height:54px}}
@media (prefers-reduced-motion:reduce){.wa,.wa__panel,.wa__fab::after,.wa__typing i{animation:none!important;transition:none!important}}