:root{--gold:#c69c6d;--gold-deep:#b0854f;--gold-tint:#f4ece1;--gold-tint-2:#faf6f0;--ink:#33302c;--muted:#8a827a;--line:#ece5db;--line-soft:#f2ede5;--bg:#fff;--bg-warm:#f8f4ee;--ok:#6fae83;--radius:18px;--radius-sm:12px;--shadow:0 18px 50px rgba(120,94,60,.14);--shadow-sm:0 6px 20px rgba(120,94,60,.1);--font:"Montserrat",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}*{box-sizing:border-box}body,html{padding:0;margin:0;font-family:var(--font);color:var(--ink);background:radial-gradient(1200px 600px at 80% -10%,var(--gold-tint) 0,transparent 55%),radial-gradient(900px 500px at -10% 110%,var(--gold-tint) 0,transparent 50%),var(--bg-warm);-webkit-font-smoothing:antialiased;min-height:100vh}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font-family:var(--font)}.container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}.header{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:hsla(0,0%,100%,.85);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{justify-content:space-between;height:72px;gap:16px}.brand,.header-inner{display:flex;align-items:center}.brand{gap:12px}.brand img{height:40px;width:auto}.header-phone{font-size:14px;font-weight:600;color:var(--gold-deep);white-space:nowrap}.langs{display:flex;gap:3px;background:var(--gold-tint-2);border-radius:999px;padding:4px;border:1px solid var(--line)}.lang-btn{border:none;background:transparent;cursor:pointer;font-size:12px;font-weight:600;color:var(--muted);padding:6px 11px;border-radius:999px;transition:all .15s}.lang-btn.active{background:var(--gold);color:#fff}.demo-head{text-align:center;padding:40px 0 8px}.demo-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);color:var(--gold-deep);font-size:11.5px;font-weight:700;padding:7px 14px;border-radius:999px;box-shadow:var(--shadow-sm);text-transform:uppercase;letter-spacing:1.5px}.demo-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}.demo-head h1{font-size:30px;font-weight:700;margin:18px 0 6px;letter-spacing:-.4px}.demo-head p{color:var(--muted);font-size:15px;margin:0}.stage{padding:26px 0 60px;display:flex;justify-content:center}.chat{width:100%;max-width:680px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;height:74vh;min-height:560px;max-height:820px;overflow:hidden}.chat-head{padding:16px 20px;display:flex;align-items:center;gap:13px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--gold-tint-2),#fff)}.chat-avatar{width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;box-shadow:var(--shadow-sm)}.chat-avatar img{width:34px;height:34px;object-fit:contain}.chat-head b{font-size:16px;display:block;letter-spacing:.2px}.chat-head small{font-size:12px;color:var(--muted)}.chat-status{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--ok);font-weight:600}.chat-status .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(111,174,131,.2)}.chat-body{flex:1 1;overflow-y:auto;padding:22px 20px;display:flex;flex-direction:column;gap:14px;background:var(--gold-tint-2)}.row-bot{display:flex;gap:10px;align-items:flex-end;align-self:flex-start;max-width:92%}.row-bot .mini-avatar{width:28px;height:28px;border-radius:50%;background:#fff;border:1px solid var(--line);flex-shrink:0;display:grid;place-items:center;overflow:hidden}.row-bot .mini-avatar img{width:20px;height:20px;object-fit:contain}.msg{padding:12px 15px;border-radius:16px;font-size:14px;line-height:1.55}.msg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:5px}.msg.user{background:var(--gold);color:#fff;align-self:flex-end;border-bottom-right-radius:5px;max-width:82%}.msg.bot p{margin:0 0 8px}.msg.bot p:last-child{margin-bottom:0}.msg.bot ol,.msg.bot ul{margin:6px 0;padding-left:20px}.msg.bot li{margin:3px 0}.msg.bot strong{color:var(--gold-deep);font-weight:700}.msg.bot a{color:var(--gold-deep);text-decoration:underline}.msg.bot code{background:var(--gold-tint);padding:1px 5px;border-radius:5px;font-size:12.5px}.msg.bot h3,.msg.bot h4{margin:6px 0 4px;font-size:15px}.msg.bot hr{border:none;border-top:1px solid var(--line);margin:10px 0}.typing{display:flex;gap:4px;padding:14px 15px;background:#fff;border:1px solid var(--line);border-radius:16px;border-bottom-left-radius:5px;width:-moz-fit-content;width:fit-content}.typing span{width:7px;height:7px;border-radius:50%;background:var(--gold);animation:blink 1.2s infinite}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,60%,to{opacity:.3}30%{opacity:1}}.card{background:#fff;border:1px solid var(--line);border-radius:16px;border-bottom-left-radius:5px;padding:15px;align-self:flex-start;max-width:100%;width:100%;box-shadow:var(--shadow-sm)}.card-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--gold-deep);margin-bottom:12px}.doc-list{display:grid;grid-template-columns:1fr 1fr;grid-gap:9px;gap:9px}.doc-item{display:flex;align-items:center;gap:11px;padding:10px;border:1px solid var(--line);border-radius:14px;cursor:pointer;transition:all .13s;text-align:left;background:#fff}.doc-item:hover{border-color:var(--gold);background:var(--gold-tint-2);transform:translateY(-1px)}.doc-pic{width:44px;height:44px;border-radius:50%;object-fit:cover;flex-shrink:0;background:linear-gradient(140deg,var(--gold),var(--gold-deep));color:#fff;display:grid;place-items:center;font-size:15px;font-weight:600;overflow:hidden}.doc-pic img{width:100%;height:100%;object-fit:cover}.doc-item .di{min-width:0}.doc-item b{font-size:12.5px;display:block;line-height:1.25}.doc-item span{font-size:11px;color:var(--muted);display:block;margin-top:1px}.chipbtns{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.chip{border:1px solid var(--gold);background:#fff;cursor:pointer;font-size:13px;color:var(--gold-deep);font-weight:600;padding:9px 15px;border-radius:999px;transition:all .13s}.chip:hover{background:var(--gold);color:#fff}.selrow{display:flex;align-items:center;gap:12px}.selrow .doc-pic{width:52px;height:52px}.selrow .info b{font-size:14px}.selrow .info span{font-size:12px;color:var(--muted);display:block}.confirm-card .kv{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:7px 0;font-size:13px;border-bottom:1px dashed var(--line)}.confirm-card .kv:last-of-type{border-bottom:none}.confirm-card .kv span:first-child{color:var(--muted);white-space:nowrap;flex-shrink:0}.confirm-card .kv span:last-child{font-weight:600;text-align:right}.success-card{text-align:center;padding:8px 4px 4px}.success-card .check{width:54px;height:54px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:26px;margin:0 auto 12px}.success-card b{font-size:16px}.bk{border:1px solid var(--line);border-radius:12px;padding:11px 13px;margin-bottom:8px;display:flex;align-items:center;gap:11px}.bk:last-child{margin-bottom:0}.bk .doc-pic{width:40px;height:40px}.bk .bkinfo{flex:1 1}.bk .bkinfo b{font-size:13px;display:block}.bk .bkinfo span{font-size:12px;color:var(--muted)}.bk .tag{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:3px 8px;border-radius:999px}.tag.up{background:var(--gold-tint);color:var(--gold-deep)}.tag.past{background:var(--line-soft);color:var(--muted)}.bk .editbtn{border:1px solid var(--gold);background:#fff;color:var(--gold-deep);font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;cursor:pointer}.bk .editbtn:hover{background:var(--gold);color:#fff}.section-lbl{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;margin:12px 0 8px}.section-lbl:first-child{margin-top:0}.card-btn{width:100%;margin-top:12px;border:none;background:var(--gold);color:#fff;font-size:14px;font-weight:600;padding:12px;border-radius:12px;cursor:pointer;transition:background .15s}.card-btn:hover{background:var(--gold-deep)}.card-btn:disabled{opacity:.45;cursor:default}.chat-suggest{display:flex;gap:7px;flex-wrap:wrap;padding:12px 16px 4px;background:var(--gold-tint-2)}.suggest{font-size:12.5px;border:1px solid var(--line);background:#fff;color:var(--gold-deep);font-weight:600;padding:8px 13px;border-radius:999px;cursor:pointer;transition:all .13s;display:inline-flex;align-items:center;gap:6px}.suggest:hover{background:#fff;border-color:var(--gold)}.suggest .ic{font-size:13px}.chat-input{display:flex;gap:9px;padding:14px 16px;border-top:1px solid var(--line);background:#fff}.chat-input input{flex:1 1;border:1px solid var(--line);border-radius:999px;padding:12px 17px;font-family:var(--font);font-size:14px;outline:none;transition:border .13s}.chat-input input:focus{border-color:var(--gold)}.chat-input button{border:none;background:var(--gold);color:#fff;width:46px;height:46px;border-radius:50%;cursor:pointer;font-size:17px;transition:background .15s;flex-shrink:0}.chat-input button:hover:not(:disabled){background:var(--gold-deep)}.chat-input button:disabled{opacity:.45;cursor:default}.overlay{position:fixed;inset:0;z-index:100;background:rgba(80,62,40,.28);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;padding:20px;animation:fade .15s}@keyframes fade{0%{opacity:0}to{opacity:1}}.modal{width:100%;max-width:460px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;animation:pop .18s ease-out}@keyframes pop{0%{transform:translateY(14px) scale(.98);opacity:0}to{transform:none;opacity:1}}.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);background:var(--gold-tint-2);display:flex;align-items:center;gap:12px}.modal-head .doc-pic{width:46px;height:46px}.modal-head b{font-size:16px}.modal-head span{font-size:12.5px;color:var(--muted);display:block}.modal-close{margin-left:auto;border:none;background:transparent;font-size:22px;color:var(--muted);cursor:pointer;line-height:1}.modal-body{padding:22px;max-height:66vh;overflow-y:auto}.field{margin-bottom:16px}.field label{display:block;font-size:12px;font-weight:700;color:var(--gold-deep);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.input,.select{width:100%;font-family:var(--font);font-size:14px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--ink);outline:none;transition:border .13s}.input:focus,.select:focus{border-color:var(--gold)}.slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));grid-gap:8px;gap:8px}.slot{border:1px solid var(--line);background:#fff;cursor:pointer;font-size:13px;font-weight:600;color:var(--ink);padding:10px 0;border-radius:10px;text-align:center;transition:all .12s}.slot.selected,.slot:hover:not(:disabled){border-color:var(--gold)}.slot.selected{background:var(--gold);color:#fff}.slot:disabled{opacity:.32;cursor:not-allowed;text-decoration:line-through}.muted-note{font-size:12px;color:var(--muted);margin-top:6px}.modal-btn{width:100%;border:none;background:var(--gold);color:#fff;font-size:15px;font-weight:600;padding:14px;border-radius:12px;cursor:pointer;transition:background .15s}.modal-btn:hover:not(:disabled){background:var(--gold-deep)}.modal-btn:disabled{opacity:.45;cursor:default}.input-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.auth-tick{text-align:center;padding:10px 0}.auth-tick .ring{width:60px;height:60px;border-radius:50%;margin:0 auto 12px;border:3px solid var(--gold-tint);border-top-color:var(--gold);animation:spin .7s linear infinite}.auth-tick.done .ring{border:none;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:30px;animation:none}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:620px){.demo-head h1{font-size:23px}.doc-list{grid-template-columns:1fr}.header-phone{display:none}.chat{height:82vh}.input-row{grid-template-columns:1fr}}