:root{
  --bg:#000;
  --card:#0f0f0f;
  --muted:#9a9a9a;
  --text:#fff;
  --border:#2a2a2a;
  --radius:12px;
  --radius-xl:18px;
  --shadow:0 10px 30px rgba(0,0,0,.6);
}

*{box-sizing:border-box}
html,body{
  height:100%;
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color:var(--text);
  background:var(--bg);
}

.container{max-width:1200px;margin:24px auto;padding:18px}

header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  margin-bottom:18px
}
.title{display:flex;align-items:center;gap:14px}
h1{margin:0;font-size:1.45rem}

/* toolbar */
.toolbar{
  display:flex;
  gap:12px;
  align-items:center;
  background:var(--card);
  padding:10px;
  border-radius:14px;
  border:1px solid var(--border);
  box-shadow:var(--shadow)
}
.toolbar .btn{
  appearance:none;
  border:1px solid var(--border);
  background:#000;
  color:var(--text);
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
  font-weight:600;
  height:40px;
  display:inline-flex;
  align-items:center
}
.toolbar .btn:active{transform:translateY(1px)}
.file-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#000;
  cursor:pointer;
  height:40px
}

input[type="file"]{position:absolute;left:-9999px}

/* layout */
.grid{
  display:grid;
  grid-template-columns:2.5fr 1fr;
  gap:18px;
  align-items:start
}
@media (max-width:980px){.grid{grid-template-columns:1fr}}

.card{
  background:var(--card);
  border-radius:var(--radius-xl);
  padding:18px;
  border:1px solid var(--border);
  box-shadow:var(--shadow)
}
.card h2{margin:0 0 12px;font-size:1.05rem}

/* config meta */
.config-meta{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-bottom:12px
}
@media (max-width:700px){.config-meta{grid-template-columns:1fr}}
label{display:block;margin-bottom:6px;color:var(--muted);font-size:0.82rem}
input[type="text"],select,textarea{
  width:100%;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#000;
  color:var(--text);
  outline:none
}
input[type="text"]::placeholder{color:#606060}

/* steps */
.steps{display:flex;flex-direction:column;gap:12px;min-height:6px}
.step{
  display:grid;
  grid-template-columns:44px 1fr 100px;
  gap:12px;
  align-items:start;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#000
}
.drag{
  width:44px;
  height:44px;
  border-radius:10px;
  border:1px dashed #444;
  display:grid;
  place-items:center;
  cursor:grab;
  color:var(--muted)
}

.fields{display:grid;grid-template-columns:2fr .8fr .9fr;gap:12px}
@media (max-width:700px){.fields{grid-template-columns:1fr}.step{grid-template-columns:38px 1fr}}

.step-actions{
  display:flex;
  gap:8px;
  align-items:center;
  justify-content:flex-end;
  margin-top:10px
}
.step-actions .inp-custom {
  flex: 1;
  max-width: 180px;
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #000;
  color: var(--text);
}
.btn-remove{
  background:#070707;
  border:1px solid #3b1515;
  color:#ff6f6f;
  padding:8px 10px;
  border-radius:10px
}
.btn-custom{
  background:#070707;
  border:1px solid #333;
  color:var(--text);
  padding:8px 10px;
  border-radius:10px
}
.badge{
  padding:6px 10px;
  border-radius:10px;
  border:1px solid var(--border);
  color:var(--muted)
}

pre{
  white-space:pre-wrap;
  word-break:break-word;
  background:transparent;
  border-radius:10px;
  padding:8px;
  margin:0;
  color:#e9e9e9
}

/* modal */
.modal-backdrop{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.6);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:50
}
.modal{
  width:min(880px,92vw);
  background:var(--card);
  border-radius:14px;
  border:1px solid var(--border);
  padding:16px
}
.modal textarea{
  width:100%;
  height:220px;
  padding:12px;
  border-radius:10px;
  border:1px solid var(--border);
  background:#000;
  color:var(--text)
}

/* empty */
.empty{
  border:1px dashed #333;
  border-radius:12px;
  padding:12px;
  text-align:left;
  color:var(--muted)
}

.ui-lowercase,header,.toolbar,.card h2,.card h1,label,.file-label,h1,button{ text-transform:lowercase }
input,textarea,pre,code{ text-transform:none }

.muted{color:var(--muted)}