:root {
  --bg: #0f1830;
  --bg-highlight: #223d73;
  --panel: #111c33;
  --panel-border: #1f2f52;
  --terminal: #0a0f1a;
  --terminal-header: #111c33;
  --terminal-header-border: #1c2946;
  --text: #d6e3ff;
  --muted: #95a9d6;
  --accent: #6ee7b7;
  --input-bg: #0b162c;
  --button-bg: #122448;
  --button-hover-border: #365088;
}

body.light-theme {
  --bg: #d5e8ff;
  --bg-highlight: #ffffff;
  --panel: #f6fbff;
  --panel-border: #b8cceb;
  --terminal: #f8fbff;
  --terminal-header: #e9f2ff;
  --terminal-header-border: #c3d6f3;
  --text: #13213e;
  --muted: #4f6590;
  --accent: #0d6c50;
  --input-bg: #ffffff;
  --button-bg: #dbe8ff;
  --button-hover-border: #90acd8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  color: var(--text);
  background: radial-gradient(circle at 20% 10%, var(--bg-highlight), var(--bg) 45%);
  display: grid;
  place-items: center;
  padding: 24px;
}

.app {
  width: min(900px, 100%);
  display: grid;
  gap: 16px;
}

h1 {
  margin: 0;
  font-size: 1.4rem;
}

.controls {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 14px;
  display: grid;
  gap: 10px;
}

label {
  color: var(--muted);
  font-size: 0.9rem;
}

textarea,
input,
select,
button {
  font: inherit;
}

textarea,
input[type="number"],
input[type="text"],
select {
  color: var(--text);
  background: var(--input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 10px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.export-status {
  margin: 0;
  color: var(--muted);
  min-height: 1.25em;
  font-size: 0.9rem;
}

input[type="number"],
input[type="text"] {
  width: 110px;
}

#soundEnabled {
  width: auto;
}

#soundVolume {
  width: 120px;
  padding: 0;
}

#windowTitle {
  width: 180px;
}

button {
  border: 1px solid var(--panel-border);
  background: var(--button-bg);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

button:hover {
  border-color: var(--button-hover-border);
}

.terminal-wrapper {
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--terminal);
}

.terminal-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--terminal-header-border);
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--terminal-header);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.red {
  background: #ef4444;
}

.yellow {
  background: #f59e0b;
}

.green {
  background: #22c55e;
}

.title {
  margin-left: 4px;
  color: var(--muted);
  font-size: 0.85rem;
}

.terminal {
  margin: 0;
  min-height: 280px;
  max-height: 380px;
  overflow: auto;
  padding: 14px;
  color: var(--accent);
  font-size: 17px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.35;
}

.cursor {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}