:root {
  color-scheme: dark;
  --bg: #090b10;
  --panel: #121722;
  --panel-2: #182132;
  --text: #eef4ff;
  --muted: #93a3ba;
  --accent: #6ee7f9;
  --accent-2: #a78bfa;
  --danger: #fb7185;
  --warn: #fbbf24;
  --ok: #34d399;
  --line: #263246;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(110, 231, 249, 0.16), transparent 34rem), var(--bg);
  color: var(--text);
}

button, select, input { font: inherit; }

button {
  border: 0;
  border-radius: 0.8rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #05070d;
  cursor: pointer;
  font-weight: 800;
  padding: 0.75rem 1rem;
}

button.secondary {
  background: #263246;
  color: var(--text);
}

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

select {
  background: #0d121b;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  color: var(--text);
  padding: 0.65rem;
}

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

.hero {
  align-items: end;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  padding: 2rem clamp(1rem, 4vw, 4rem);
}

.eyebrow {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.2rem, 6vw, 5rem); line-height: 0.95; margin: 0; }
h2, h3 { margin: 0; }
.subtitle { color: var(--muted); max-width: 42rem; }

.status-card {
  background: rgba(18, 23, 34, 0.86);
  border: 1px solid var(--line);
  border-radius: 1rem;
  min-width: 16rem;
  padding: 1rem;
}
.status-card span { color: var(--muted); display: block; font-size: 0.82rem; }
.status-card strong { display: block; margin-top: 0.35rem; }

main {
  display: grid;
  gap: 1rem;
  padding: 0 clamp(1rem, 4vw, 4rem) 3rem;
}

.panel, .param-group {
  background: rgba(18, 23, 34, 0.9);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.25);
  padding: 1rem;
}

.transport, .editor-head {
  align-items: end;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(10rem, 1fr));
}
.transport .wide { grid-column: span 2; }

.field { display: grid; gap: 0.4rem; }
.field span, .checkbox-field label { color: var(--muted); font-size: 0.86rem; font-weight: 700; }
.checkbox-field { align-items: center; display: flex; gap: 0.6rem; min-height: 2.8rem; }
.checkbox-field input { height: 1.2rem; width: 1.2rem; }

.params {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.param-group {
  display: grid;
  gap: 0.8rem;
}
.param-group h3 { color: var(--accent); }
.param-row {
  align-items: center;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: minmax(7rem, 1fr) minmax(8rem, 1.3fr) 4.5rem;
}
.param-name { color: var(--muted); }
.param-value { color: var(--text); font-variant-numeric: tabular-nums; text-align: right; }

.log-head { align-items: center; display: flex; justify-content: space-between; margin-bottom: 1rem; }
.log {
  background: #070a0f;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  color: #d6e4ff;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  margin: 0;
  max-height: 22rem;
  overflow: auto;
  padding: 1rem;
  white-space: pre-wrap;
}
.log-line { margin-bottom: 0.35rem; }
.log-error { color: var(--danger); }
.log-warn { color: var(--warn); }
.log-info { color: var(--ok); }
.log-tx { color: var(--accent); }
.log-rx { color: #c4b5fd; }

@media (max-width: 820px) {
  .hero { align-items: stretch; flex-direction: column; }
  .transport, .editor-head { grid-template-columns: 1fr; }
  .transport .wide { grid-column: span 1; }
  .param-row { grid-template-columns: 1fr; }
  .param-value { text-align: left; }
}