* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #080808;
  color: #f5f5f5;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  background: #0e0e0e;
  border: 1px solid #2a2a2a;
  border-radius: 16px;
  padding: 40px 36px;
  width: 100%;
  max-width: 420px;
  text-align: center;
}

.container.wide {
  max-width: 960px;
  text-align: left;
}

.logo {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 6px;
  margin-bottom: 8px;
  color: #fff;
}

h1 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
}

h2 {
  font-size: 16px;
  margin: 28px 0 12px;
  color: #b4b4b4;
}

.sub {
  color: #6e6e6e;
  font-size: 13px;
  margin-bottom: 28px;
}

input[type="text"],
input[type="password"],
input[type="number"] {
  width: 100%;
  background: #141414;
  border: 1px solid #2a2a2a;
  border-radius: 10px;
  padding: 12px 14px;
  color: #f5f5f5;
  font-size: 14px;
  margin-bottom: 12px;
  outline: none;
  transition: border 0.15s;
}

input:focus {
  border-color: #555;
}

button {
  width: 100%;
  background: #fff;
  color: #0a0a0a;
  border: none;
  border-radius: 10px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

button:hover {
  opacity: 0.85;
}

.row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.row input {
  flex: 1;
  min-width: 110px;
  margin-bottom: 0;
}

.row button {
  width: auto;
  padding: 12px 20px;
}

#result {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.6;
}

.success { color: #50c878; }
.error { color: #c85050; }
.loading { color: #888; }

.footer {
  margin-top: 28px;
  font-size: 12px;
  color: #555;
}

code {
  background: #1a1a1a;
  padding: 4px 8px;
  border-radius: 6px;
  font-family: "Cascadia Code", "Fira Code", monospace;
  font-size: 13px;
  display: inline-block;
  margin: 4px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 12px;
}

th, td {
  padding: 10px 8px;
  border-bottom: 1px solid #222;
  text-align: left;
}

th {
  color: #888;
  font-weight: 500;
}

#generated {
  margin: 12px 0 20px;
}