:root {
  --main-bg: #111;
  --main-fg: #eee;
  --accent: #bbb;
  --accent-dark: #888;
  --border: #222;
  --input-bg: #181818;
  --input-fg: #eee;
  --input-border: #333;
  --category-bg: #161616;
  --category-border: #222;
  --label-fg: #ccc;
  --btn-bg: #222;
  --btn-fg: #eee;
  --btn-hover-bg: #333;
  --lock-color: #bbb;
  --lock-locked: #888;
  --reroll-color: #bbb;
  --font-family: 'Segoe UI', 'Arial', sans-serif;
}

body {
  background: var(--main-bg);
  color: var(--main-fg);
  font-family: var(--font-family);
  margin: 0;
  padding: 0 0 2em 0;
  min-height: 100vh;
}

h1 {
  font-size: 1.3em;
  color: var(--accent);
  margin: 1.2em 0 0.5em 0;
  text-align: center;
  font-weight: 600;
  letter-spacing: 0.02em;
}

label[for="generator-selector"] {
  font-size: 1em;
  color: var(--label-fg);
  margin-left: 1em;
}

#generator-selector {
  background: var(--input-bg);
  color: var(--input-fg);
  border: 1px solid var(--input-border);
  border-radius: 3px;
  padding: 0.2em 0.7em 0.2em 0.4em;
  font-size: 1em;
  margin: 0.5em 0 1em 0.5em;
  font-family: var(--font-family);
  outline: none;
}

#generator-form {
  max-width: 700px;
  margin: 1em auto 0 auto;
  background: var(--category-bg);
  border-radius: 6px;
  box-shadow: 0 1px 6px #0004;
  padding: 0.7em 0.7em 0.5em 0.7em;
  border: 1px solid var(--category-border);
  min-height: 100px;
}

.gen-category {
  margin-bottom: 0.7em;
  padding: 0.5em 0.5em 0.3em 0.5em;
  background: #141414;
  border-radius: 4px;
  border: 1px solid var(--category-border);
  box-shadow: none;
}

.gen-category legend {
  font-size: 1em;
  color: var(--accent);
  font-family: var(--font-family);
  margin-bottom: 0.3em;
  letter-spacing: 0.01em;
  padding: 0 0.2em;
  display: block;
  font-weight: 600;
}

.gen-category label {
  display: flex;
  align-items: center;
  margin-bottom: 0.2em;
  font-size: 0.98em;
  color: var(--label-fg);
  gap: 0.3em;
  flex-wrap: wrap;
}

.field-label {
  min-width: 80px;
  font-weight: 500;
  color: var(--label-fg);
  letter-spacing: 0.01em;
  font-size: 0.98em;
  margin-right: 0.2em;
}

textarea {
  background: var(--input-bg);
  color: var(--input-fg);
  border: 1px solid var(--input-border);
  border-radius: 3px;
  font-size: 0.98em;
  font-family: var(--font-family);
  padding: 0.2em 0.4em;
  resize: none;
  min-width: 90px;
  max-width: 180px;
  transition: border 0.2s, box-shadow 0.2s;
  box-shadow: none;
  margin-right: 0.2em;
  margin-bottom: 0;
  line-height: 1.2;
}

textarea:focus {
  border-color: var(--accent);
  outline: none;
}

.lock-icon {
  cursor: pointer;
  font-size: 1em;
  margin-left: 0.2em;
  color: var(--lock-color);
  user-select: none;
  transition: color 0.2s;
}

.lock-icon[data-locked="1"] {
  color: var(--lock-locked);
}

.field-reroll {
  cursor: pointer;
  font-size: 1em;
  margin-left: 0.2em;
  color: var(--reroll-color);
  transition: color 0.2s, transform 0.2s;
  user-select: none;
}

.field-reroll:hover {
  color: #fff;
  transform: scale(1.15);
  text-shadow: none;
}

button {
  display: inline-block;
  margin: 0.5em 0.5em 0.5em 0;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--input-border);
  border-radius: 4px;
  font-size: 1em;
  font-family: var(--font-family);
  font-weight: 500;
  padding: 0.3em 1.1em;
  cursor: pointer;
  box-shadow: none;
  letter-spacing: 0.01em;
  transition: background 0.2s, color 0.2s;
}

button:hover {
  background: var(--btn-hover-bg);
  color: #fff;
}

.tabs {
  display: flex;
  justify-content: center;
  gap: 0.2em;
  margin: 0.5em 0 1em 0;
}

.tab-btn {
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--input-border);
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  font-size: 1em;
  font-family: var(--font-family);
  font-weight: 500;
  padding: 0.3em 1.2em;
  cursor: pointer;
  margin: 0;
  outline: none;
  transition: background 0.2s, color 0.2s;
}

.tab-btn.active,
.tab-btn:focus {
  background: var(--main-bg);
  color: var(--accent);
  border-bottom: 2px solid var(--main-bg);
  z-index: 2;
}

.tab-btn:not(.active):hover {
  background: var(--btn-hover-bg);
  color: #fff;
}

@media (max-width: 800px) {
  #generator-form {
    padding: 0.4em 0.2em 0.4em 0.2em;
    max-width: 99vw;
  }
  .gen-category {
    padding: 0.3em 0.2em 0.3em 0.2em;
  }
  .field-label {
    min-width: 60px;
  }
  textarea {
    min-width: 60px;
    max-width: 98vw;
  }
}

@media (max-width: 500px) {
  h1 {
    font-size: 1em;
  }
  .gen-category legend {
    font-size: 0.95em;
  }
  .field-label {
    font-size: 0.95em;
    min-width: 40px;
  }
  .gen-category label {
    font-size: 0.95em;
    flex-direction: row;
    align-items: center;
    gap: 0.1em;
  }
  textarea {
    font-size: 0.95em;
    padding: 0.15em 0.3em;
  }
  button {
    font-size: 0.95em;
    padding: 0.2em 0.7em;
  }
}