:root{
  --navy:#07162f; --green:#128c7e; --green-d:#0c4a43; --bg:#efeae2; --ink:#111b21; --muted:#667781;
  --gold:#b99152; --me:#d9fdd3; --bot:#ffffff; --line:#e1dcd2;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:#d7dbd5}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.page{max-width:520px;height:100vh;height:100dvh;margin:0 auto;display:flex;flex-direction:column;background:var(--bg);box-shadow:0 0 40px rgba(7,22,47,.18)}
.top{display:flex;align-items:center;gap:10px;background:var(--navy);color:#fff;padding:11px 14px}
.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;background:#2b2b2b;flex:none}
a.opt{text-decoration:none}
a.opt.wa{background:var(--green);color:#fff}
.who b{display:block;font-size:16px;line-height:1.15}
.who span{font-size:12px;opacity:.8}
.msgs{flex:1;overflow-y:auto;padding:14px 12px 8px;display:flex;flex-direction:column;gap:6px;scroll-behavior:smooth;
  background-image:radial-gradient(rgba(0,0,0,.035) 1px,transparent 1px);background-size:14px 14px}
.row{display:flex}.row.me{justify-content:flex-end}
.b{max-width:86%;padding:8px 10px 6px;border-radius:10px;box-shadow:0 1px 1px rgba(0,0,0,.09);font-size:15px;white-space:pre-line;animation:pop .18s ease-out;word-wrap:break-word;overflow-wrap:anywhere}
.row.bot .b{background:var(--bot);border-top-left-radius:2px}
.row.me .b{background:var(--me);border-top-right-radius:2px}
.b time{display:block;text-align:right;font-size:10.5px;color:var(--muted);margin-top:2px}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.typing{display:inline-flex;gap:4px;padding:11px 13px;background:#fff;border-radius:10px;border-top-left-radius:2px;box-shadow:0 1px 1px rgba(0,0,0,.09)}
.typing i{width:6px;height:6px;border-radius:50%;background:#9aa6ac;animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,60%,100%{opacity:.3}30%{opacity:1}}
.card{background:#fff;border-left:4px solid var(--gold);border-radius:8px;padding:10px 12px;box-shadow:0 1px 1px rgba(0,0,0,.09);max-width:92%;font-size:14px;animation:pop .18s ease-out}
.card h4{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.card dl{display:grid;grid-template-columns:auto 1fr;gap:3px 12px}
.card dt{color:var(--muted)}.card dd{font-weight:600;word-break:break-word}
#dock{background:#f0f2f5;padding:10px 10px calc(10px + env(safe-area-inset-bottom));display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;min-height:64px;border-top:1px solid var(--line)}
.opt{background:#fff;color:var(--green-d);border:1.5px solid var(--green);border-radius:999px;padding:10px 16px;font-size:14.5px;font-weight:600;transition:background .12s,color .12s;display:inline-block}
.opt:hover,.opt.on{background:var(--green);color:#fff}
.opt.done{background:var(--green-d);color:#fff;border-color:var(--green-d)}
.opt[disabled]{opacity:.5;cursor:default}
label.opt input{display:none}
.inputrow{display:flex;gap:8px;width:100%;align-items:center}
.inputrow input{flex:1;border:1px solid #cfd6da;border-radius:999px;padding:12px 15px;font:inherit;font-size:16px;background:#fff;min-width:0}
.inputrow input:focus{outline:2px solid var(--green);outline-offset:1px}
.send{width:46px;height:46px;border-radius:50%;background:var(--green);display:grid;place-items:center;flex:none}
.send svg{width:20px;height:20px;fill:#fff}
.hint{width:100%;font-size:12.5px;color:var(--muted);padding:0 4px}
.hint button{color:var(--green);text-decoration:underline;font-size:12.5px}
.err{width:100%;font-size:13px;color:#b3261e;padding:0 4px}
.nojs{padding:14px;background:#fde9b8;color:#6b4b00;font-size:14px}
@media (min-width:560px){.page{margin:16px auto;height:calc(100vh - 32px);border-radius:22px;overflow:hidden}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}