:root {
  color-scheme: dark;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  --bg: #0f172a;
  --card: #111827;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #818cf8;
  --warning: #fde68a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, #1e3a8a 0%, var(--bg) 55%, #020617 100%);
  color: var(--text);
  padding: 1rem;
}

.app {
  width: min(94vw, 560px);
}

.card {
  background: rgba(17, 24, 39, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

h1 {
  margin: 0 0 0.4rem;
  font-size: 2rem;
}

.subtitle {
  margin: 0 0 1.2rem;
  color: var(--muted);
}

.controls {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.select-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}

select {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  background: #0f172a;
  color: var(--text);
}

.status-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.pill {
  padding: 0.6rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-weight: 600;
}

.game-area {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.label {
  margin: 0;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
}

.word {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 1rem;
  border-radius: 16px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: white;
  text-align: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.hint {
  margin: 0;
  color: var(--warning);
  font-size: 0.95rem;
}

input {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #0f172a;
  color: var(--text);
  font-size: 1rem;
}

input:focus {
  outline: 2px solid rgba(56, 189, 248, 0.4);
  border-color: var(--accent);
}

.actions {
  display: flex;
  gap: 0.75rem;
}

button {
  border: none;
  border-radius: 12px;
  padding: 0.85rem 1rem;
  font-weight: 700;
  cursor: pointer;
  color: white;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: transform 0.2s ease, opacity 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
}

button.secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

button.start {
  width: 100%;
  margin-top: 1rem;
}

.message {
  min-height: 1.4rem;
  margin: 0;
  color: var(--muted);
}

.message.success {
  color: #86efac;
}

.message.error {
  color: #fda4af;
}

.message.info {
  color: var(--warning);
}