:root{
  --bg:#0b1017;
  --panel:#141b24;
  --text:#e8eef7;
  --muted:#90a3b8;
  --accent:#73c0ff;
  --ok:#9ef0b8;
  --danger:#ff8d8d;
  --border:rgba(115,192,255,.18)
}
*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  background:linear-gradient(180deg,#0b1017,#111826);
  color:var(--text);
  font-family:Avenir Next,Segoe UI,sans-serif
}
.app{max-width:1200px;margin:auto;padding:24px}
header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px
}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:.16em;
  color:var(--ok);
  font-size:12px
}
h1{margin:4px 0 0;font-size:36px}
.badge{
  border:1px solid var(--border);
  border-radius:999px;
  padding:7px 11px;
  color:var(--muted);
  background:rgba(255,255,255,.04)
}
main{
  display:grid;
  grid-template-columns:1.4fr .8fr;
  gap:16px
}
.card{
  background:linear-gradient(180deg,#1b2430,#141b24);
  border:1px solid var(--border);
  border-radius:20px;
  padding:18px;
  box-shadow:0 20px 55px rgba(0,0,0,.25)
}
.file-head{
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:center
}
a{color:var(--accent);font-weight:700}
.path{
  margin-top:8px;
  color:var(--muted);
  font-family:ui-monospace,Menlo,monospace;
  font-size:12px;
  word-break:break-all
}
.suggestion{margin:14px 0;color:var(--ok)}
.preview{
  white-space:pre-wrap;
  background:rgba(0,0,0,.22);
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;
  padding:14px;
  min-height:210px;
  line-height:1.45
}
.kbd-hint{
  margin-top:10px;
  padding:10px 12px;
  border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  color:var(--muted);
  font-size:12px;
  letter-spacing:.06em
}
.controls{display:flex;flex-direction:column;gap:10px}
.axis-row{
  display:grid;
  grid-template-columns:132px minmax(160px,1.1fr) minmax(180px,.9fr);
  gap:10px;
  align-items:center
}
.axis-label{
  display:flex;
  flex-direction:column;
  gap:2px;
  color:var(--muted);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.12em
}
.axis-name{
  font-size:15px;
  color:var(--text);
  font-weight:800;
  letter-spacing:.08em
}
.axis-desc{
  font-size:11px;
  color:var(--muted);
  line-height:1.25
}
.axis-help{
  color:var(--muted);
  font-size:12px;
  line-height:1.35
}
select,textarea{
  width:100%;
  background:#0d1117;
  color:var(--text);
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px;
  font:inherit
}
textarea{resize:vertical}
.buttons{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:8px
}
.buttons.small{grid-template-columns:1fr 1fr}
button{
  border:1px solid var(--border);
  border-radius:12px;
  padding:11px 12px;
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-weight:700;
  cursor:pointer
}
button.primary{
  background:linear-gradient(135deg,var(--accent),var(--ok));
  color:#07130f;
  border:0
}
button.danger{
  border-color:rgba(255,141,141,.4);
  color:#ffd0d0
}
footer{
  margin-top:14px;
  color:var(--muted);
  font-size:13px
}
@media(max-width:850px){
  main{grid-template-columns:1fr}
  .axis-row{grid-template-columns:1fr}
  .axis-help{margin-top:-4px;margin-bottom:4px}
  .kbd-hint{font-size:11px}
}