* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f4f4f5;
  color: #18181b;
}

.wrap {
  width: min(900px, calc(100% - 28px));
  margin: 32px auto;
}

header {
  margin-bottom: 18px;
}

h1 {
  margin: 0 0 8px;
  font-size: 32px;
}

h2 {
  margin-top: 0;
}

.card {
  background: white;
  border: 1px solid #e4e4e7;
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 10px 25px rgba(0,0,0,.04);
}

label {
  display: block;
  font-weight: 650;
  margin: 14px 0 6px;
}

textarea, input {
  width: 100%;
  border: 1px solid #d4d4d8;
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
  background: #fff;
}

textarea {
  min-height: 180px;
  resize: vertical;
}

button {
  margin-top: 14px;
  border: 0;
  border-radius: 10px;
  padding: 11px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: #18181b;
  color: white;
}

button.secondary {
  background: #3f3f46;
}

button.danger {
  background: #991b1b;
}

button:disabled {
  opacity: .6;
  cursor: wait;
}

.muted {
  color: #71717a;
}

.error {
  background: #fee2e2;
  border: 1px solid #fecaca;
  padding: 12px;
  border-radius: 10px;
  color: #7f1d1d;
}

.ok {
  background: #dcfce7;
  border: 1px solid #bbf7d0;
  padding: 12px;
  border-radius: 10px;
  color: #14532d;
}

.warn {
  background: #fef3c7;
  border: 1px solid #fde68a;
  padding: 12px;
  border-radius: 10px;
  color: #713f12;
}

.note {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  padding: 14px;
  border: 1px solid #e4e4e7;
  border-radius: 10px;
  background: #fafafa;
}

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

.row > * {
  flex: 1;
}

.small {
  font-size: 13px;
}

code {
  background: #f4f4f5;
  padding: 2px 5px;
  border-radius: 5px;
}

.copybox {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.copybox input {
  flex: 1;
}