.rt-preset-grid {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}
@media (min-width: 720px) {
  .rt-preset-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.rt-preset-grid button {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  color: var(--ink);
  font: inherit;
}
.rt-preset-grid button.is-active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 22%, transparent);
}
.rt-preset-grid .title {
  display: block;
  font-weight: 650;
  font-size: 0.92rem;
}
.rt-preset-grid .meta {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.rt-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.rt-meta {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
}
.rt-meta strong {
  color: var(--ink);
  font-weight: 600;
}

.rt-poke-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: end;
  margin: 0.55rem 0 0.75rem;
}
.rt-field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 0.2rem;
}
.rt-field input,
.rt-field select {
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  min-width: 4rem;
}

.rt-msg {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0.35rem 0 0.65rem;
}
.rt-msg.ok { color: var(--ok); }
.rt-msg.err { color: var(--err); }
.rt-hint {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.rule-box {
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface);
  margin-bottom: 0.75rem;
  color: var(--muted);
}

.compare {
  display: grid;
  gap: 1rem;
}
@media (min-width: 860px) {
  .compare {
    grid-template-columns: 1fr 1fr;
  }
}

.style-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  overflow: hidden;
}
.style-card .head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line);
  background: var(--surface2);
}
.style-card .head h3 {
  margin: 0;
  font-size: 0.95rem;
}
.style-card .badge {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.15rem 0.4rem;
  border-radius: 5px;
}
.style-card.sync .badge {
  background: var(--accent-soft);
  color: var(--accent-hover);
}
.style-card.async .badge {
  background: var(--warn-bg);
  color: var(--signal);
}
.style-card .body {
  padding: 0.75rem;
}
.style-card pre {
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.4;
  margin: 0 0 0.65rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: var(--surface2);
  border: 1px solid var(--line);
  overflow: auto;
  white-space: pre;
}
.q-now {
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.35rem;
}
.q-now.cleared { color: var(--ok); }
.q-now.held { color: var(--signal); }

.wave-panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface2);
  overflow: auto;
  margin-top: 0.75rem;
}
.wave-svg {
  display: block;
  font-family: var(--mono);
  user-select: none;
  cursor: crosshair;
}
.wave-svg .rail {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.75;
}
.wave-svg .rail.clk { stroke: var(--signal); }
.wave-svg .rail.rst { stroke: var(--err); }
.wave-svg .rail.sync { stroke: var(--accent); }
.wave-svg .rail.async { stroke: #3a6ea5; }
.wave-svg .grid { stroke: var(--line); stroke-width: 1; }
.wave-svg .axis { fill: var(--muted); font-size: 10px; }
.wave-svg .sig-label { fill: var(--ink); font-size: 11px; font-weight: 650; }
.wave-svg .sig-val { fill: var(--muted); font-size: 10px; }
.wave-svg .cursor {
  stroke: var(--err);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
}
.wave-svg .row-bg:nth-child(odd) {
  fill: color-mix(in srgb, var(--surface) 55%, transparent);
}

.cursor-card {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  margin-top: 0.75rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  font-family: var(--mono);
  font-size: 0.85rem;
}
.cursor-card strong { color: var(--accent); }

.verdict {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.4rem 0.65rem;
  border-radius: 8px;
  margin-bottom: 0.65rem;
}
.verdict.diff {
  background: var(--warn-bg);
  color: var(--warn);
}
.verdict.same {
  background: var(--ok-bg);
  color: var(--ok);
}