:root {
  --bg: #ffffff;
  --text: #111111;
  --card: #f3f4f6;
  --input-bg: #ffffff;
  --border: #cccccc;
  --accent: #2563eb;

  --select-bg: #f3f4f6;
  --select-text: #555555;
  --select-border: #dddddd;
}

body.dark {
  --bg: #0f172a;
  --text: #e5e7eb;
  --card: #1e293b;
  --input-bg: #020617;
  --border: #334155;
  --accent: #38bdf8;

  --select-bg: #1e293b;
  --select-text: #94a3b8;
  --select-border: #334155;
}

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.game {
  background: var(--card);
  padding: 32px;
  border-radius: 12px;
  width: 320px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
}

select {
  width: 100%;
  margin-bottom: 12px;
  padding: 6px 8px;
  font-size: 12px;

  background: var(--select-bg);
  color: var(--select-text);
  border: 1px solid var(--select-border);
  border-radius: 6px;
}

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

button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--text);
}

#word {
  font-size: 28px;
  font-weight: bold;
  margin: 16px 0;
  color: var(--accent);
}

input {
  width: 100%;
  padding: 10px;
  font-size: 18px;
  line-height: 1.4;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  box-sizing: border-box;
  caret-color: var(--accent);
}

input:focus {
  outline: none;
  box-shadow: 0 0 0 1px rgba(56,189,248,0.18);
}

#result {
  margin-top: 12px;
  height: 1.5em;
  font-weight: bold;
}

.divider {
  margin: 24px 0;
  border: none;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.related {
  margin-top: 16px;
  text-align: center;
  font-size: 14px;
}

.related h2 {
  font-size: 14px;
  margin-bottom: 8px;
  opacity: 0.7;
}

.related ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related li {
  display: inline-block;
  margin: 0 6px;
}

.related a {
  color: #7dd3fc;
  text-decoration: none;
}

.related a:hover {
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.page-description {
  margin-top: 0.5rem;
}

.page-description summary {
  font-size: 0.8rem;
  color: #777;
  cursor: pointer;
}

.page-description p {
  font-size: 0.8rem;
  color: #777;
  margin-top: 0.3rem;
}