/* Dark mode-first color scheme, switches automatically via prefers-color-scheme */

:root {
  color-scheme: dark light;
  --bg-color: #121212;
  --text-color: #e0e0e0;
  --input-bg: #1e1e1e;
  --border-color: #333;
  --highlight: #4f83cc;
  --error: #f44336;
  --preview-bg: #1a1a1a;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg-color: #f5f5f5;
    --text-color: #111;
    --input-bg: #fff;
    --border-color: #ccc;
    --highlight: #1a73e8;
    --preview-bg: #fafafa;
  }
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 2em;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1em;
  max-width: 600px;
}

input[type="text"], textarea, select {
  background: var(--input-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  padding: 0.5em;
  font-size: 1em;
  border-radius: 4px;
  width: 100%;
  box-sizing: border-box;
}

button {
  background: var(--highlight);
  color: white;
  padding: 0.6em 1.2em;
  font-size: 1em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

.error {
  color: var(--error);
  font-weight: bold;
}

.container {
  display: flex;
  gap: 2em;
}

.form-pane {
  flex: 1;
}

.preview-pane {
  flex: 1;
  background: var(--preview-bg);
  border: 1px solid var(--border-color);
  padding: 1em;
  overflow-y: auto;
  max-height: 90vh;
  font-size: 0.95em;
}

label {
  font-weight: bold;
  display: block;
  margin-bottom: 0.25em;
}