:root {
  --bg: #111214;
  --card: #1a1b1f;
  --line: #2a2c32;
  --text: #ececf1;
  --muted: #8d909a;
  --accent: #7c5cff;
  --accent-hover: #8f74ff;
  --danger: #ff6b6b;
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 1.5em; margin: 8px 0 0; font-size: 14px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

button, select, input, textarea { font: inherit; color: inherit; }

button { cursor: pointer; }
button:disabled { opacity: .55; cursor: default; }

.primary {
  background: var(--accent);
  border: 0;
  border-radius: 10px;
  padding: 10px 18px;
  color: #fff;
  font-weight: 600;
  transition: background .15s ease, transform .1s ease;
}
.primary:not(:disabled):hover { background: var(--accent-hover); }
.primary:not(:disabled):active { transform: scale(.98); }
.primary.big { width: 100%; padding: 14px; font-size: 17px; margin-top: 16px; }

.ghost, .ghost-link {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 12px;
  text-decoration: none;
  color: var(--text);
  transition: border-color .15s ease;
}
.ghost:hover, .ghost-link:hover { border-color: var(--muted); }
.ghost.small { padding: 4px 10px; font-size: 13px; }
.ghost.danger { color: var(--danger); }
.icon-btn { width: 44px; flex: none; }

input, select, textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  transition: border-color .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 160px; font-size: 17px; }

.login { min-height: 100dvh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(360px, 100%); display: grid; gap: 12px; text-align: center; justify-items: center; }
.login-card h1 { margin: 0; font-size: 26px; }
.login-card p { margin: 0; }
.login-card input, .login-card button { width: 100%; }

.app { max-width: 760px; margin: 0 auto; padding: 16px 16px 48px; display: grid; gap: 16px; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; }
.balance { font-size: 14px; }

.notice {
  margin: 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: #2b2414;
  border: 1px solid #5a4a1c;
  color: #f3d58a;
}

.meta { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; margin-top: 6px; }

.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.field { display: grid; gap: 6px; font-size: 14px; }
.field > span { color: var(--muted); }
.row { display: flex; gap: 8px; }

.result { display: grid; gap: 12px; justify-items: start; }
audio { width: 100%; height: 40px; }

.history h2 { font-size: 18px; margin: 8px 0 12px; }
#history-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.item { display: grid; gap: 10px; }
.item-text {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.item-meta { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; }
.item-actions { display: flex; gap: 6px; flex-wrap: wrap; }

@media (max-width: 560px) {
  .controls { grid-template-columns: 1fr; }
}