.tune { padding: 110px 0 80px; }
.tune h1 { margin: 4px 0 8px; font-size: clamp(30px, 5vw, 44px); }
.tune code, .tune pre { background: rgba(255,255,255,.07); border-radius: 6px; padding: 1px 6px; font-size: 13px; }
.tune pre { padding: 12px 14px; overflow: auto; }
.tgroup { margin: 26px 0; }
.tgroup h2 { font-size: 18px; margin: 0 0 8px; color: var(--muted); }
.trow { display: grid; grid-template-columns: minmax(130px, 1.1fr) 3fr 80px 70px; gap: 12px; align-items: center; padding: 10px 14px; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 8px; background: var(--card); }
.trow label { font-weight: 600; }
.trow small { display: block; color: var(--muted); font-weight: 400; line-height: 1.35; }
.trow input[type=range] { width: 100%; accent-color: var(--blue); }
.trow input[type=number] { width: 100%; background: rgba(255,255,255,.07); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 6px 8px; font: inherit; }
.trow .def { color: var(--muted); font-size: 12px; text-align: right; }
.trow.changed .def { color: var(--blue); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 18px 0 26px; }
@media (max-width: 640px) {
  .trow { grid-template-columns: 1fr 90px; }
  .trow input[type=range] { grid-column: 1 / -1; grid-row: 2; }
  .trow .def { grid-column: 1 / -1; text-align: left; }
}