:root{
  --bg:#0b1220;
  --card:#121b2d;
  --text:#e8eefc;
  --muted:#a8b3cf;
  --border:#223255;
  --btn:#2b66f6;
  --btn2:#244fbe;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 800px at 20% 0%, #142043 0%, var(--bg) 55%);
  color: var(--text);
}

.wrap{
  max-width: 980px;
  margin: 32px auto;
  padding: 0 16px;
}

.header{
  margin-bottom: 18px;
}
.header h1{
  margin: 0 0 6px;
  font-size: 26px;
}
.sub{
  margin: 0;
  color: var(--muted);
}

.card{
  background: rgba(18, 27, 45, 0.85);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin: 14px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.label{
  display:block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
}

.row{
  display:flex;
  gap: 10px;
  align-items:center;
}

.row2{
  justify-content: space-between;
}

.input{
  flex: 1;
  background: #0c1528;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 12px;
  color: var(--text);
  outline: none;
}
.input:focus{
  border-color: #3f74ff;
}

.btn{
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid #2a57c8;
  background: linear-gradient(180deg, var(--btn) 0%, var(--btn2) 100%);
  color: white;
  cursor: pointer;
  font-weight: 600;
}
.btn:disabled{
  opacity: .6;
  cursor: not-allowed;
}

.hint{
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.h2{
  margin: 0;
  font-size: 18px;
}

.status{
  font-size: 13px;
  color: var(--muted);
}

.out{
  margin: 12px 0 0;
  padding: 12px;
  border-radius: 12px;
  border: 1px dashed var(--border);
  background: #0c1528;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 140px;
}

.footer{
  margin-top: 16px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
code{color:#cfe0ff}

.markdown table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 14px;
}

.markdown th,
.markdown td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
}

.markdown th {
  background: #16234a;
  font-weight: 600;
}

.markdown tr:nth-child(even) {
  background: rgba(255,255,255,0.03);
}

.markdown code {
  background: #0c1528;
  padding: 2px 6px;
  border-radius: 6px;
}

.markdown h3 {
  margin-top: 16px;
}