:root{
  --bg:#071014;
  --panel:#071219;
  --accent:#ff7a43;
  --muted:#9aa0a6;
  --glass: rgba(255,255,255,0.03);
  --green:#6ef0b0;
  --card-glow: rgba(255,122,67,0.08);
}

*{box-sizing:border-box}
html,body,#root{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,Segoe UI,Roboto,"Helvetica Neue",Arial;
  background:linear-gradient(180deg,var(--bg) 0%, #071018 100%);
  color:#e6eef3;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px;
  min-height:100vh;
}

/* central card */
.app{
  width:100%;
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:14px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:14px;
  padding:18px;
  box-shadow: 0 12px 40px rgba(3,8,12,0.6), 0 2px 0 var(--card-glow);
  border: 1px solid rgba(255,255,255,0.04);
}

/* tightened header */
header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:6px 2px;
  border-bottom:1px solid rgba(255,255,255,0.03);
}
header h1{margin:0;font-size:18px;letter-spacing:0.4px;font-weight:700}
.muted{color:var(--muted)}
.small{font-size:12px}

.headerRight{display:flex;align-items:center;gap:12px}
.profileBtn{
  padding:6px 10px;border-radius:999px;border:0;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));cursor:pointer;color:inherit;font-weight:600;font-size:13px;
}

/* brand */
.brandRow{display:flex;align-items:center;gap:12px}
.brandBox{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:6px 10px;
  background:linear-gradient(90deg,var(--accent),#ff954f);
  color:#071012;
  font-weight:800;
  border-radius:8px;
  text-decoration:none;
  font-size:13px;
  box-shadow: 0 8px 22px rgba(255,122,67,0.10);
}

/* modal unchanged */
.modal{
  position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,0.45);z-index:60;
}
.modal[aria-hidden="false"]{display:flex}
.modalContent{
  background:var(--panel);padding:14px;border-radius:10px;min-width:300px;max-width:420px;border:1px solid rgba(255,255,255,0.04);
}
.closeBtn{background:transparent;border:0;color:var(--muted);font-size:18px;cursor:pointer;float:right}

/* compact profile */
.profileRow{display:flex;gap:10px;align-items:center}
.profileAvatar{width:48px;height:48px;border-radius:999px;background:rgba(255,255,255,0.03);display:flex;align-items:center;justify-content:center;font-weight:700}
.profileInfo{flex:1}
.profileInfo h3{margin:0 0 4px 0;font-size:15px}
.profileInfo p{margin:0;color:var(--muted);font-size:13px}

/* inputs slightly denser */
.inputInline{width:100%;padding:8px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:var(--glass);color:inherit;margin-top:8px}
.sendBtn{margin-top:10px;padding:8px 12px;border-radius:8px;border:0;background:var(--accent);color:#071012;font-weight:700;cursor:pointer}
.noteSmall{font-size:13px;color:var(--muted);margin-top:8px}

/* controls — make them more compact and card-like */
.controls{
  display:grid;
  grid-template-columns: 1fr;
  gap:10px;
  align-items:start;
  padding:12px;
  border-radius:10px;
  background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.005));
  border:1px solid rgba(255,255,255,0.03);
}

/* compact inline name chip above message */
.controls .topRow{
  display:flex;
  gap:8px;
  align-items:center;
  justify-content:space-between;
}
.controls .nameChip{
  display:flex;
  gap:8px;
  align-items:center;
  background:var(--glass);
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.03);
  font-size:13px;
  width:100%;
}
.controls label{font-size:13px;display:block;margin:0}
.controls input, .controls textarea{
  width:100%;
  margin-top:6px;
  padding:10px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,0.04);
  background:var(--glass);
  color:inherit;
  resize:vertical;
  font-size:14px;
}

/* actions now sit under message, aligned right and more distinct */
.row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:8px;
  margin-top:6px;
}
.actions{display:flex;gap:8px;align-items:center}
.actions button{padding:8px 14px;border-radius:10px}

/* make primary and send visually distinct */
button.primary{background:linear-gradient(90deg,var(--accent), #ff954f); color:#071012; font-weight:800; box-shadow: 0 6px 20px rgba(255,122,67,0.12)}
#sendBtn{background:linear-gradient(90deg,#6ef0b0,#2bd27f); color:#04120a; font-weight:800}

/* improved badge */
.linkBadge{
  background:rgba(94,231,168,0.08);
  color:var(--green);
  padding:4px 8px;
  border-radius:999px;
  font-weight:700;
  font-size:12px;
  margin-left:8px;
}

/* preview & saved condensed */
.previewWrap, .savedWrap{
  padding:12px;
  border-radius:10px;
}
.previewWrap h2, .savedWrap h2{margin:0 0 8px 0;font-size:14px}

/* screen refined: smaller, centered LED */
.screen{
  margin-top:8px;
  background:linear-gradient(180deg,#020304, #060607);
  border-radius:10px;
  padding:12px;
  min-height:88px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: inset 0 -6px 20px rgba(0,0,0,0.6), 0 6px 18px rgba(0,0,0,0.6);
  position:relative;
  overflow:hidden;
  border: 1px solid rgba(110,240,176,0.04);
}
.screen .display{
  font-family: "Courier New", Courier, monospace;
  color:var(--green);
  font-weight:800;
  font-size:18px;
  letter-spacing:1.2px;
  text-transform:uppercase;
  line-height:1.02;
  filter:drop-shadow(0 6px 18px rgba(110,240,176,0.06));
  text-align:center;
  padding:0 8px;
}

/* Saved list denser */
.savedList{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.savedList li{
  background:rgba(255,255,255,0.01);
  padding:8px;
  border-radius:8px;
  display:flex;
  justify-content:space-between;
  gap:8px;
  align-items:center;
}
.savedItemText{font-family:monospace;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.savedActions{display:flex;gap:6px}
.savedActions button{padding:6px 8px;border-radius:6px;font-size:13px}

/* responsive: stack on small screens */
@media (max-width:820px){
  .controls{
    grid-template-columns: 1fr;
  }
  .controls .row{grid-column:1 / -1}
  .app{padding:14px}
  .screen .display{font-size:16px}
}