:root, [data-theme="light"] {
  --bg: #ffffff;
  --text: #000000;
  --border: #cccccc;
  --muted: #666666;
}

[data-theme="dark"] {
  --bg: #000000;
  --text: #ffffff;
  --border: #333333;
  --muted: #888888;
}

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

body {
  background: var(--bg);
  color: var(--text);
  padding: 20px;
  display: flex;
  justify-content: center;
}

.app-container {
  width: 100%;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}

.logo {
  font-weight: bold;
}

.header-controls {
  display: flex;
  gap: 8px;
}

.theme-btn, .lang-select {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 2px 6px;
  cursor: pointer;
}

.main-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

h1 {
  font-size: 1.1rem;
}

.pass-box {
  display: flex;
  gap: 6px;
}

.pass-box input {
  flex: 1;
  padding: 6px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.95rem;
}

button {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 12px;
  cursor: pointer;
}

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

.entropy-row {
  font-size: 0.85rem;
  color: var(--muted);
}

.mode-row {
  display: flex;
  gap: 6px;
}

.tab-btn {
  padding: 4px 8px;
  font-size: 0.8rem;
}

.tab-btn.active {
  font-weight: bold;
  border-color: var(--text);
}

.settings-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
}

.options-list label {
  cursor: pointer;
}

.ads-container {
  width: 100%;
  min-height: 90px;
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer {
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
}