:root{color-scheme:dark;--bg:#0f1418;--panel:#192226;--text:#e5e9e9;--muted:#acb7b9;--accent:#b1e6a0;--gold:#dfc061}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 system-ui,sans-serif}main{max-width:900px;margin:auto;padding:20px 18px 40px}header{display:flex;justify-content:space-between;align-items:center}h1{color:var(--gold);margin:0}h2{font-size:1.35rem}p{margin:.7em 0}header p,.muted,#voiceStatus{color:var(--muted);font-size:.9rem}button,input,textarea,select{font:inherit;border:1px solid #536267;border-radius:12px;padding:11px 14px;max-width:100%}input,textarea,select{background:var(--panel);color:var(--text)}button{background:var(--panel);color:var(--text);cursor:pointer;min-height:46px}button:disabled{opacity:.5;cursor:wait}button[type=submit],#send{background:var(--accent);color:#172116;font-weight:650}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:2px}label{display:block;margin:12px 0}label input:not([type=checkbox]),label textarea,label select{display:block;width:100%;margin-top:5px}.check{display:flex;gap:12px;align-items:start}.check input{width:22px;height:22px;flex:none}nav{display:flex;gap:8px;margin:20px 0}nav button{flex:1}nav button[aria-pressed=true]{border-color:var(--accent);color:var(--accent)}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:end}.toolbar label{flex:1;min-width:160px;margin:0}#notice{color:var(--gold);white-space:pre-wrap}#messages{min-height:160px}.turn{border-top:1px solid #334145;padding:22px 0}.user{background:#cbd2d3;color:#111a20;border-radius:18px;padding:14px 18px;margin-left:12%;white-space:pre-wrap}.answer{padding:18px 0;white-space:pre-wrap;overflow-wrap:anywhere}.answer blockquote{margin:10px 0;padding:12px 16px;border-inline-start:3px solid var(--gold)}.answer [lang=ar]{font-size:1.65rem;line-height:2}.feedbackButtons{display:flex;gap:8px;flex-wrap:wrap}.feedbackButtons button{font-size:.8rem}#composer{border-top:1px solid #536267;margin-top:12px;padding-top:12px}#message{width:100%}details{padding:18px 0;border-bottom:1px solid #334145}summary{font-weight:650;cursor:pointer}.card{background:var(--panel);padding:15px;margin:14px 0;border-radius:12px}.wrap,pre{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}pre{font-size:.85rem;max-height:500px;overflow:auto}#login{max-width:620px;margin:24px auto}#invitation{color:var(--accent)}[hidden]{display:none!important}@media(max-width:500px){main{padding:14px}body{font-size:16px}.toolbar button{flex-grow:1}.user{margin-left:5%}}

/* Coaching dialog stays within a phone viewport. */
dialog{max-width:min(36rem,calc(100vw - 2rem));max-height:85dvh;overflow:auto;background:var(--bg,#11191c);color:inherit;border:1px solid #657277;border-radius:18px;padding:1.25rem}dialog::backdrop{background:#0009}dialog label{display:block;margin:.8rem 0}dialog textarea,dialog select{width:100%;box-sizing:border-box}#learningPanel{margin:1rem 0}#coachingList .card{margin:.6rem 0}

/* RC5: microphone and send share the message field, with non-overlapping targets. */
.message-bar{display:flex;align-items:flex-end;gap:8px;background:var(--panel);border:1px solid #647477;border-radius:24px;padding:8px}
.message-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.message-bar #message{flex:1;width:0;min-width:0;min-height:64px;max-height:240px;resize:vertical;border:0;background:transparent;padding:8px;line-height:1.5;border-radius:16px;outline:0}
.message-actions{display:flex;gap:6px;flex:none;align-items:center;padding-bottom:2px}
.message-actions button{display:grid;place-items:center;flex:none;width:44px;height:44px;min-height:44px;padding:10px;border-radius:50%}
.message-actions svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
#mic{border:1px solid #647477;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
#mic[data-state=recording]{color:#fff;background:#a32938;border-color:#ed8792;box-shadow:0 0 0 3px #a3293833}
#mic[data-state=permission]{border-color:var(--gold);color:var(--gold)}
#mic[data-state=transcribing]{color:var(--muted)}
#send{border:0}
#composer>.toolbar{margin-top:10px}
#composer>.toolbar label{flex:0 1 220px;font-size:.85rem}
#composer>.toolbar select{padding:7px 10px}
#voiceStatus{margin:.6em 0}

#composerNotice{color:var(--gold);white-space:pre-wrap;overflow-wrap:anywhere}