:root{
  --bg:#0f0f10;
  --card:#1b1b1d;
  --line:#343438;
  --text:#ffffff;
  --muted:#a9a9b2;
  --blue:#2563eb;
  --red:#ff3b3b;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  background:var(--bg);
  color:var(--text);
}

.header{
  border-bottom:1px solid var(--line);
  padding:14px 18px 10px;
  text-align:center;
}

.title{
  font-size:22px;
  color:var(--red);
  font-weight:700;
  margin-bottom:8px;
}

.nav{
  display:flex;
  justify-content:center;
  gap:22px;
  padding:10px 0 2px;
  flex-wrap:wrap;
}
.nav a{
  color:#4da3ff;
  text-decoration:none;
  font-weight:700;
}
.nav a.active{ color:var(--red); }

.wrap{
  padding:18px;
  max-width:1300px;
  margin:0 auto;
}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px;
  margin-bottom:18px;
}

.card-title{
  font-size:20px;
  font-weight:700;
  margin-bottom:12px;
}

.form-row{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
}

.input{
  width:min(820px, 100%);
  padding:14px 16px;
  border-radius:10px;
  border:1px solid #4a4a4f;
  background:#121214;
  color:var(--text);
  outline:none;
}

.btn{
  padding:12px 22px;
  border-radius:10px;
  border:0;
  background:var(--blue);
  color:white;
  font-weight:700;
  cursor:pointer;
}

.result{
  margin-top:10px;
  color:var(--muted);
  text-align:center;
  word-break:break-all;
}

.table-wrap{ overflow:auto; border-radius:10px; }
.table{
  width:100%;
  border-collapse:collapse;
  min-width:980px;
}
.table thead th{
  background:#202022;
  padding:12px;
  text-align:left;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.table tbody td{
  padding:12px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.table a{ color:#4da3ff; text-decoration:none; }
.muted{ color:var(--muted); }