/* Base */
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:-apple-system, BlinkMacSystemFont, Segoe UI, Roboto;
  background:#eef0f4;
  color:#111;
}

/* HEADER */
.new-header{
  position:sticky;
  top:0;
  background:#0d6efd;
  padding:12px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  box-shadow:0 2px 8px rgba(0,0,0,0.12);
  z-index:50;
}
.h-btn{
  color:white;
  font-size:22px;
  text-decoration:none;
  padding:6px 8px;
}
.h-title{
  color:white;
  font-weight:700;
  font-size:18px;
  letter-spacing:.3px;
}

/* Page container */
main{
  padding:14px;
  max-width:820px;
  margin:auto;
}

/* Notification Card (Slim Premium) */
.n-card{
  background:white;
  padding:12px 14px;
  margin-bottom:10px;
  border-radius:14px;
  box-shadow:0 2px 5px rgba(0,0,0,0.08);
  transition:.15s;
}
.n-card:hover{
  box-shadow:0 3px 10px rgba(0,0,0,0.15);
}

/* Sender */
.n-sender{
  font-weight:700;
  font-size:15.5px;
  color:#0f172a;
  margin-bottom:4px;
}

/* Message Auto Height */
.n-message{
  font-size:14.5px;
  line-height:1.55;
  white-space:pre-wrap;
  word-break:break-word;
  margin-bottom:8px;
}

/* Time bottom-right — bigger + clean */
.n-time{
  font-size:13.5px;
  font-weight:600;
  color:#687078;
  text-align:right;
  padding-top:4px;
}

/* Code Block */
pre{
  background:#1f2937;
  color:#f3f4f6;
  padding:10px;
  border-radius:8px;
  font-size:13px;
  overflow:auto;
  margin:10px 0;
}

/* Footer */
.ftr{
  text-align:center;
  padding:15px;
  font-size:12px;
  color:#777;
  margin-top:20px;
}

/* Empty message */
.no-msg{
  margin-top:20px;
  text-align:center;
  font-size:14px;
  color:#666;
}

/* Mobile adjustments */
@media(max-width:480px){
  .n-message{font-size:14px}
  .n-sender{font-size:15px}
  .n-time{font-size:12.5px}
}