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

:root {
  --bg: #1a0f0a;
  --card: #24170f;
  --border: #3e2718;
  --text: #c8b4a3;
  --muted: #8a7060;
  --accent: #a8653b;
  --accent-hover: #bf7a4e;
  --input-bg: #1a0f0a;
  --input-border: #3e2718;
  --ok: #7fb069;
  --error: #c96e5a;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';
  line-height: 1.5;
  padding: 24px 16px;
}

.shell {
  max-width: 560px;
  margin: 0 auto;
  padding: 24px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 4px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

h1 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: var(--text);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 2px rgba(127, 176, 105, 0.25);
}

.description {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
}

.inputs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.row {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
}

.row label {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  width: 56px;
}

.row input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 3px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  letter-spacing: 1px;
  outline: none;
}

.row input::placeholder {
  color: var(--muted);
  opacity: 0.6;
}

.row input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(168, 101, 59, 0.15);
}

.controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  padding: 9px 14px;
  border-radius: 3px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}

.btn:hover {
  background: rgba(168, 101, 59, 0.15);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.status {
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
  min-height: 16px;
}