:root{--card:#FFFDF7;--ink:#0F2621;--line:#E2DCCB;--muted:#5B6B63;--paper:#F5F2E9;--signal:#17B981;--soft:#E7F6EF}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Inter',Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.65}
.wrap{max-width:720px;margin:0 auto;padding:24px 16px 40px;min-height:100vh;display:flex;flex-direction:column}
.bar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.back{color:var(--muted);text-decoration:none;font-size:.88rem}.back:hover{color:var(--signal)}
.langbar{display:flex;gap:6px}
.langbar button{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:4px 11px;font:inherit;font-size:.8rem;cursor:pointer}
.langbar button.on{background:var(--signal);color:#08120F;border-color:var(--signal);font-weight:700}
h1{font-size:1.5rem;margin:0 0 6px;letter-spacing:-.3px}
.lead{color:var(--muted);margin:0 0 16px;font-size:.95rem}
.chat{flex:1;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;overflow-y:auto;min-height:300px}
.b{max-width:88%;padding:11px 14px;border-radius:14px;margin-bottom:10px;font-size:.95rem;white-space:pre-wrap}
.b.me{margin-left:auto;background:#0F2621;color:#F5F2E9;border-bottom-right-radius:4px}
.b.ai{background:var(--soft);border:1px solid #BFE6D4;border-bottom-left-radius:4px}
.b.wait{background:var(--soft);border:1px solid #BFE6D4;color:var(--muted);font-style:italic}
.recs{margin:2px 0 12px}
.rec{display:block;background:#fff;border:1px solid #BFE6D4;border-radius:14px;padding:13px 15px;margin-bottom:8px;text-decoration:none;color:var(--ink)}
.rec b{display:block;font-size:1rem;margin-bottom:2px}
.rec span{font-size:.83rem;color:var(--muted)}
.rec .go{display:inline-block;margin-top:8px;background:var(--signal);color:#08120F;font-weight:700;font-size:.83rem;padding:7px 13px;border-radius:9px}
.norec{background:#fff;border:1px dashed #BFE6D4;border-radius:14px;padding:13px 15px;margin-bottom:10px;font-size:.9rem}
.norec a{color:#0d6b4e;font-weight:700}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 0}
.chips button{border:1px solid var(--line);background:var(--card);color:var(--muted);border-radius:999px;padding:7px 13px;font:inherit;font-size:.83rem;cursor:pointer;text-align:left}
.chips button:hover{border-color:var(--signal);color:var(--ink)}
.inrow{display:flex;gap:8px;margin-top:14px}
.inrow input{flex:1;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font:inherit;background:#fff;color:var(--ink)}
.inrow button{background:var(--signal);color:#08120F;font-weight:800;border:0;border-radius:12px;padding:12px 20px;font:inherit;cursor:pointer}
.inrow button[disabled]{opacity:.5;cursor:default}
.note{color:var(--muted);font-size:.78rem;margin:10px 0 0;text-align:center}
a{color:#0d6b4e}