:root{--brand:#007864;--brand-dark:#045a4c;--brand-tint:#e6f2ef;--cream:#feeeea;--bg:#f6f8f7;--surface:#fff;--text:#16302a;--muted:#5c706a;--border:#d9e4e0;--danger:#b3261e;--danger-bg:#fdecea;--shadow:0 6px 24px rgba(4,60,50,.1);--radius:16px;--radius-sm:10px;--focus:#0a9c82}*{box-sizing:border-box}body,html{padding:0;margin:0}body{font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:radial-gradient(1200px 500px at 80% -10%,var(--cream),transparent 60%),radial-gradient(900px 500px at -10% 10%,var(--brand-tint),transparent 55%),var(--bg);min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--brand)}.container{width:100%;max-width:860px;margin:0 auto;padding:0 16px}.header{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:hsla(0,0%,100%,.9);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}.brand img{height:30px;display:block}.header-right{display:flex;align-items:center;gap:14px}.header-phone{color:var(--brand-dark);font-weight:600;text-decoration:none;font-size:14px;white-space:nowrap}.header-phone:hover{text-decoration:underline}.langs{display:inline-flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--surface)}.lang-btn{border:0;background:transparent;padding:6px 12px;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer}.lang-btn.active{background:var(--brand);color:#fff}.lang-btn:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}.intro{padding:22px 0 8px}.intro h1{font-size:22px;margin:0 0 6px;color:var(--brand-dark)}.intro p{margin:0;color:var(--muted);font-size:14px}.stage{padding:12px 0 28px}.chat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;height:min(72vh,640px);overflow:hidden}.chat-header{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border)}.chat-header .avatar{width:32px;height:32px;border-radius:9px}.chat-header .titles strong{display:block;font-size:14px}.chat-header .titles span{font-size:12px;color:var(--muted)}.chat-body{flex:1 1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}.msg{max-width:86%;padding:10px 14px;border-radius:14px;font-size:14.5px;line-height:1.5;word-wrap:break-word;overflow-wrap:anywhere}.msg.user{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px}.row-bot{display:flex;gap:8px;align-items:flex-start;max-width:100%}.mini-avatar{width:26px;height:26px;border-radius:7px;flex:0 0 auto;margin-top:2px}.bot-col{flex:1 1;min-width:0;display:flex;flex-direction:column;gap:8px}.msg.bot{align-self:flex-start;background:var(--brand-tint);color:var(--text);border-bottom-left-radius:4px}.msg.bot.emergency{background:var(--danger-bg);border:1px solid var(--danger);color:#5c1a16}.md p{margin:0 0 8px}.md p:last-child{margin-bottom:0}.md ol,.md ul{margin:4px 0 8px;padding-left:20px}.md li{margin:2px 0}.md a{color:var(--brand-dark);font-weight:600}.md strong{font-weight:700}.card{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);padding:12px 14px}.rec-card{border-left:3px solid var(--brand)}.rec-card .rec-title{font-weight:700;font-size:14px}.rec-card .rec-reason{font-size:13px;color:var(--muted);margin:4px 0 8px}.rec-card .rec-link{font-size:13px;font-weight:600}.booking-card{border-left:3px solid var(--brand);background:linear-gradient(180deg,var(--brand-tint),var(--surface))}.booking-card .bk-title{font-weight:700;font-size:14.5px}.booking-card .bk-reason{font-size:13px;color:var(--muted);margin:4px 0 10px}.booking-actions{display:flex;flex-wrap:wrap;gap:8px}.btn{display:inline-flex;align-items:center;gap:6px;border-radius:999px;border:1px solid var(--brand);padding:8px 14px;font-size:13.5px;font-weight:600;cursor:pointer;text-decoration:none}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-secondary{background:transparent;color:var(--brand-dark)}.btn-secondary:hover{background:var(--brand-tint)}.btn:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.bk-hint{font-size:11.5px;margin-top:8px}.bk-hint,.sources{color:var(--muted)}.sources{font-size:12px}.sources summary{cursor:pointer;font-weight:600}.sources ul{margin:6px 0 0;padding-left:18px}.sources a{color:var(--brand-dark)}.quick{display:flex;flex-wrap:wrap;gap:8px;padding:10px 16px;border-top:1px solid var(--border)}.chip{border:1px solid var(--border);background:var(--surface);border-radius:999px;padding:7px 12px;font-size:13px;color:var(--brand-dark);cursor:pointer;white-space:nowrap}.chip:hover{background:var(--brand-tint)}.chip:disabled{opacity:.5;cursor:not-allowed}.chip:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.chip.secondary{color:var(--muted)}.chat-input{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border)}.chat-input input{flex:1 1;border:1px solid var(--border);border-radius:999px;padding:11px 16px;font-size:14.5px;outline:none;min-width:0}.chat-input input:focus{border-color:var(--focus);box-shadow:0 0 0 3px rgba(10,156,130,.15)}.send-btn{border:0;background:var(--brand);color:#fff;border-radius:999px;width:44px;height:44px;cursor:pointer;flex:0 0 auto;font-size:18px}.send-btn:disabled{opacity:.5;cursor:not-allowed}.send-btn:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.typing{display:inline-flex;gap:4px;align-items:center;background:var(--brand-tint);padding:12px 14px;border-radius:14px;border-bottom-left-radius:4px}.typing span{width:7px;height:7px;border-radius:50%;background:var(--brand);opacity:.5;animation:blink 1.4s infinite both}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}.disclaimer{font-size:12px;color:var(--muted);text-align:center;padding:8px 16px 0}.error-inline{background:var(--danger-bg);border:1px solid var(--danger);color:#5c1a16;border-radius:var(--radius-sm);padding:10px 14px;font-size:13.5px}.error-inline button{margin-top:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media (max-width:480px){.intro h1{font-size:19px}.chat{height:min(78vh,620px)}.msg{max-width:92%}.header-phone{display:none}}@media (prefers-reduced-motion:reduce){.typing span{animation:none;opacity:.6}.chat-body{scroll-behavior:auto}}