:root{
  --bg:#f7f5f1; --surface:#ffffff; --ink:#1a1611; --ink2:#5c554c; --line:#e6e1d8;
  --accent:#c0561f; --accent-soft:#f3e6d8; --ok:#3a7a54;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);display:flex;flex-direction:column}

.top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:var(--surface);border-bottom:1px solid var(--line)}
.logo{font-weight:700;font-size:18px;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.logo .dot{width:9px;height:9px;border-radius:50%;background:var(--accent)}
.controls{display:flex;gap:8px}
.controls select{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:14px;color:var(--ink)}

.nav{display:flex;gap:4px;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--line)}
.nav button{padding:8px 14px;border:none;background:transparent;border-radius:8px;font-size:14px;color:var(--ink2);cursor:pointer}
.nav button:hover{color:var(--ink)}
.nav button.active{background:var(--accent-soft);color:var(--accent);font-weight:600}

main{flex:1;min-height:0;display:flex;flex-direction:column}
.view{flex:1;min-height:0;display:flex;flex-direction:column;padding:16px 20px}
.view.hidden{display:none}

.msgs{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:8px 0 16px}
.msg{max-width:78%;display:flex}
.msg .bubble{padding:11px 14px;border-radius:14px;font-size:15px;line-height:1.55;white-space:pre-wrap;word-break:break-word}
.msg.user{align-self:flex-end;justify-content:flex-end}
.msg.user .bubble{background:var(--accent);color:#fff;border-bottom-right-radius:4px}
.msg.assistant{align-self:flex-start}
.msg.assistant .bubble{background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:4px}

.composer{display:flex;gap:10px;align-items:flex-end;padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:14px}
.composer textarea{flex:1;border:none;resize:none;font-size:15px;line-height:1.5;max-height:140px;background:transparent;color:var(--ink);font-family:inherit}
.composer textarea:focus{outline:none}
.composer button{padding:10px 18px;border:none;border-radius:10px;background:var(--ink);color:#fff;font-size:14px;font-weight:600;cursor:pointer}
.composer button:hover{background:#000}

h2{font-size:22px;margin-bottom:6px}
.muted{color:var(--ink2);font-size:14px}

.addrow{display:flex;gap:10px;margin:14px 0 16px}
.addrow input{flex:1;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit}
.addrow input:focus{outline:none;border-color:var(--accent)}
.addrow button{padding:10px 16px;border:none;border-radius:10px;background:var(--accent);color:#fff;font-weight:600;cursor:pointer}
.addrow button:hover{opacity:.92}
.words{list-style:none;display:flex;flex-direction:column;gap:8px;max-width:560px}
.words .word{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--surface);border:1px solid var(--line);border-radius:10px;font-size:15px}
.words .word .del{background:none;border:none;color:var(--ink2);cursor:pointer;font-size:14px}
.words .word .del:hover{color:var(--accent)}
.words .empty{color:var(--ink3)}
.reused{display:inline-block;margin-top:7px;font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-soft);border-radius:100px;padding:3px 9px}
.words .status{font-style:normal;font-size:12px;color:var(--ink3);margin-left:8px}

.review-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;max-width:560px;margin-top:14px}
.qlabel{font-size:12px;color:var(--ink3);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.bigword{font-size:34px;font-weight:700;margin:14px 0 22px;letter-spacing:-.01em}
.review-row{display:flex;gap:12px}
.choice{flex:1;padding:13px;border:1.5px solid var(--line);border-radius:11px;background:#fff;cursor:pointer;font-size:15px;font-weight:600;text-align:center}
.choice:hover{border-color:var(--accent);color:var(--accent)}

.stats{display:flex;gap:14px;margin-top:12px;max-width:560px}
.stat{flex:1;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;text-align:center}
.stat .num{font-size:28px;font-weight:700}
.stat .lbl{font-size:12px;color:var(--ink2);margin-top:3px}
.vtitle{font-size:16px;margin:22px 0 10px}

.micbtn{width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.micbtn.rec{background:var(--accent);color:#fff;border-color:var(--accent)}
.play{background:none;border:none;cursor:pointer;font-size:14px;margin-left:8px;opacity:.55;padding:2px}
.play:hover{opacity:1}

.field{margin:16px 0;max-width:560px}
.field label{display:block;font-size:13px;color:var(--ink2);margin-bottom:6px;font-weight:600}
.field input,.field select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;background:#fff}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent)}
.topicbtn{width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.topicbtn:hover{border-color:var(--accent)}

.btn-primary{padding:12px 20px;border:none;border-radius:10px;background:var(--ink);color:#fff;font-size:14px;font-weight:600;cursor:pointer}
.btn-primary:hover{background:#000}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 14px}
.tag{font-size:13px;font-weight:600;color:var(--accent-ink);background:var(--accent-soft);border-radius:100px;padding:5px 12px}
.ccard{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;margin:12px 0;max-width:640px}
.ctitle{font-size:17px;font-weight:700;margin-bottom:8px}
.creason{font-size:13px;color:var(--accent-ink);background:var(--accent-soft);border-radius:8px;padding:6px 10px;margin-bottom:10px;display:inline-block}
.cextract{font-size:14px;color:var(--ink2);line-height:1.55;margin-bottom:10px}
.clink{font-size:14px;color:var(--accent);font-weight:600;text-decoration:none}
.clink:hover{text-decoration:underline}
.ctalk{margin-left:12px;font-size:14px;color:var(--ink);background:none;border:1px solid var(--line);border-radius:8px;padding:5px 11px;cursor:pointer}
.ctalk:hover{border-color:var(--accent);color:var(--accent)}