:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --card-2: #232734;
  --text: #e8eaf0;
  --muted: #8b90a0;
  --accent: #6c7cff;
  --accent-2: #5568e0;
  --border: #2c3040;
  --danger: #ff6b6b;
  --ok: #4ade80;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", sans-serif;
  background: linear-gradient(160deg, #0f1117, #141824);
  color: var(--text);
  min-height: 100vh;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

header {
  text-align: center;
  margin-bottom: 28px;
}

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

.subtitle {
  color: var(--muted);
  margin: 6px 0 12px;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--muted);
  background: var(--card-2);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 999px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
}

textarea {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 14px;
  font-size: 1rem;
  line-height: 1.5;
  font-family: inherit;
}

textarea:focus { outline: 2px solid var(--accent); }

.counter {
  text-align: right;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 6px;
}

.controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 18px 0;
}

@media (min-width: 560px) {
  .controls { grid-template-columns: 1fr 1fr; }
  .field.full { grid-column: 1 / -1; }
}

select,
input[type="range"] {
  width: 100%;
}

select {
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 0.95rem;
}

input[type="range"] { accent-color: var(--accent); }

.val {
  color: var(--accent);
  font-weight: 700;
}

.field.disabled {
  opacity: 0.4;
  pointer-events: none;
}

.token-box {
  margin: 6px 0 16px;
  font-size: 0.85rem;
}

.token-box summary {
  cursor: pointer;
  color: var(--muted);
  user-select: none;
}

.token-box input {
  width: 100%;
  margin-top: 10px;
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 0.9rem;
}

.actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 8px;
}

button,
.secondary {
  border: none;
  border-radius: 10px;
  padding: 12px 22px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

button {
  background: var(--accent);
  color: white;
}

button:hover { background: var(--accent-2); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.secondary {
  background: var(--card-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.status {
  min-height: 20px;
  margin: 14px 0 0;
  font-size: 0.9rem;
}

.status.error { color: var(--danger); }
.status.ok { color: var(--ok); }
.status.loading { color: var(--accent); }

audio {
  width: 100%;
  margin-top: 16px;
}

footer {
  margin-top: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

code {
  background: var(--card-2);
  padding: 2px 6px;
  border-radius: 6px;
}