/* styles.css */
/* Базовые стили и эффект жидкого стекла */
:root{
  --bg:#0f1724;
  --glass-bg: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.12);
  --accent: rgba(255,255,255,0.85);
  --muted: rgba(255,255,255,0.6);
  --glass-blur: 10px;
  font-family: Inter, Roboto, Arial, sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0;background:linear-gradient(135deg,#071226 0%, #0f1724 100%);color:var(--accent)}
.center-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}

/* Glass card */
.glass{
  width:100%;
  max-width:900px;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  border-radius:16px;
  padding:24px;
  backdrop-filter: blur(var(--glass-blur)) saturate(120%);
  box-shadow: 0 8px 30px rgba(2,6,23,0.6);
  color:var(--accent);
}

/* Welcome */
.welcome{text-align:center}
.welcome h1{margin:0 0 12px;font-size:28px}
.welcome p{color:var(--muted);line-height:1.4}
.btn{display:inline-block;margin-top:16px;padding:10px 18px;border-radius:10px;background:linear-gradient(90deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));color:var(--accent);text-decoration:none;border:1px solid rgba(255,255,255,0.06)}

/* Chat layout */
.chat-container{max-width:760px;display:flex;flex-direction:column;height:80vh}
.chat-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.messages{flex:1;overflow:auto;padding:12px;border-radius:10px;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));margin-bottom:12px}
.msg{padding:10px;margin-bottom:8px;border-radius:10px;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.02)}
.msg .meta{font-size:13px;color:var(--muted);margin-bottom:6px}
.msg .text{font-size:15px;color:var(--accent)}
.send-form{display:flex;gap:8px}
.send-form input[type="text"]{flex:1;padding:10px;border-radius:10px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--accent)}
.send-form input#name{width:160px;flex:0 0 160px}
.send-form button{padding:10px 14px;border-radius:10px;border:none;background:linear-gradient(90deg,#6dd3ff,#7b61ff);color:#042;cursor:pointer}
@media(max-width:600px){
  .chat-container{height:85vh}
  .send-form{flex-direction:column}
  .send-form input#name{width:100%;flex:unset}
}