* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #0b0f1a;
  color: #e7e9ee;
}

.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.header h1 {
  margin: 0 0 6px;
  font-size: 32px;
}

.header p {
  margin: 0 0 24px;
  color: #a7adbb;
}

.panel {
  background: #141b2b;
  border: 1px solid #222b3f;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

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

.field {
  flex: 1 1 280px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: #c7ccda;
}

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

input[type="range"] {
  width: 100%;
}

input[type="number"] {
  width: 90px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid #2a3550;
  background: #0f1524;
  color: #e7e9ee;
}

.options {
  gap: 12px 24px;
}

.check {
  display: flex;
  gap: 8px;
  align-items: center;
  color: #c7ccda;
}

.actions {
  align-items: center;
}

button {
  padding: 10px 16px;
  border-radius: 10px;
  border: none;
  font-weight: 600;
  cursor: pointer;
}

.primary {
  background: #4d7cff;
  color: #0b0f1a;
}

.ghost {
  background: transparent;
  color: #c7ccda;
  border: 1px solid #2a3550;
}

.status {
  color: #9fd69f;
  font-size: 14px;
}

textarea {
  width: 100%;
  background: #0f1524;
  color: #e7e9ee;
  border: 1px solid #2a3550;
  border-radius: 10px;
  padding: 12px;
  font-family: "Consolas", "Courier New", monospace;
  resize: vertical;
}

.footer {
  text-align: center;
  color: #7f8699;
  font-size: 13px;
  margin-top: 16px;
}