:root {
  --bg: #0c0f17;
  --panel: #151b2b;
  --line: #2a3550;
  --text: #dfe7f5;
  --muted: #99a6bf;
  --accent: #4da6ff;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--bg);
  color: var(--text);
  display: grid;
  grid-template-rows: auto 1fr 180px;
  min-height: 100vh;
}
header {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.hint {
  width: 100%;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.3rem;
}
.hint code {
  background: var(--panel);
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  color: var(--accent);
}
.actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
button, select {
  border: 1px solid #36507a;
  background: #19233a;
  color: var(--text);
  border-radius: 8px;
  padding: 0.35rem 0.6rem;
}
main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 0;
}
.editor-pane, .output-pane { min-height: 0; }
.editor-pane {
  border-right: 1px solid var(--line);
  background: #101522;
}
#editor {
  width: 100%;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  padding: 0.8rem;
  resize: none;
  outline: none;
  font: inherit;
}
.runtime-host {
  height: 100%;
  overflow: auto;
  padding: 0.8rem;
  display: grid;
  gap: 0.8rem;
  align-content: start;
}
.mirx-picture-window, .mirx-text-window, .mirx-dialog {
  border: 1px solid #425783;
  background: var(--panel);
  border-radius: 10px;
  overflow: hidden;
}
.mirx-dialog {
  padding: 0.8rem;
  min-width: 200px;
}
.mirx-dialog h3 {
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
  color: var(--accent);
}
.mirx-dialog button {
  cursor: pointer;
  min-width: 2rem;
}
.mirx-dialog label {
  display: block;
  padding: 0.3rem 0;
  color: var(--text);
}
.mirx-picture-window header, .mirx-text-window header {
  background: #1c2640;
  color: #bcd6ff;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
}
.console-pane {
  border-top: 1px solid var(--line);
  background: #0e1320;
  display: grid;
  grid-template-rows: auto 1fr;
}
.console-head { display:flex; justify-content:space-between; align-items:center; padding: 0.5rem 0.8rem; }
#console {
  margin: 0;
  padding: 0.75rem;
  overflow: auto;
  color: #d5ffcc;
  font-size: 0.8rem;
}
@media (max-width: 900px) {
  body { grid-template-rows: auto auto 1fr 160px; }
  main { grid-template-columns: 1fr; grid-template-rows: 300px 1fr; }
  .editor-pane { border-right: 0; border-bottom: 1px solid var(--line); }
}