:root{font-family:-apple-system,system-ui,sans-serif;font-size:15px}
body{margin:0;padding:0 0 64px;color:#111;background:#fff}
#thread{padding:12px}
.c{display:flex;gap:8px;padding:8px 0;border-bottom:1px solid #eee}
.c.r{margin-left:32px}
.c.d .tx{color:#999;font-style:italic}
.av{width:32px;height:32px;border-radius:50%;flex:0 0 32px;object-fit:cover}
.av.ph{background:#ddd}
.bd{flex:1}.hd{display:flex;gap:8px;align-items:baseline}.ts{color:#999;font-size:12px}
.tx{margin:2px 0;white-space:pre-wrap;word-break:break-word}
.ac{display:flex;gap:12px}.ac button{background:none;border:0;color:#3b82f6;font-size:13px;padding:0;cursor:pointer}
.empty,.err{color:#888;text-align:center;padding:24px}
#composer{position:fixed;bottom:0;left:0;right:0;display:flex;gap:8px;padding:8px;background:#fff;border-top:1px solid #eee}
#composer input{flex:1;padding:10px;border:1px solid #ccc;border-radius:20px;font-size:15px}
#composer button{width:44px;border:0;border-radius:50%;background:#3b82f6;color:#fff;font-size:18px}