@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Bebas+Neue&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg: #0a0a12;
  --surface: #11111c;
  --panel: #0d0d18;
  --border: #1e1e32;
  --border-lit: #2a2a48;
  --accent: #c8ff00;
  --cyan: #00f2ff;
  --amber: #ffaa00;
  --danger: #ff4466;
  --text: #e8e8f0;
  --text-dim: #6a6a88;
  --text-faint: #3a3a55;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

header {
  border-bottom: 1px solid var(--border-lit);
  padding: 12px 24px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  background: var(--bg);
  z-index: 20;
  flex-shrink: 0;
}

.site-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

header h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 0.06em;
  color: var(--accent);
  line-height: 1;
}

.tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  border: 1px solid var(--border-lit);
  padding: 2px 6px;
  text-transform: uppercase;
}
.tag.accent { border-color: var(--accent); color: var(--accent); }

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
}
.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.safety-banner {
  flex-shrink: 0;
  padding: 8px 24px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border);
}
.safety-banner.info { background: #0a1a22; color: var(--cyan); }
.safety-banner.warn { background: #221a08; color: var(--amber); }
.safety-banner.danger { background: #220810; color: var(--danger); }

main {
  flex: 1;
  display: grid;
  grid-template-columns: 340px 1fr 300px;
  min-height: 0;
  overflow: hidden;
}

.panel {
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.panel-right {
  border-right: none;
  border-left: 1px solid var(--border);
}

.panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.panel-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.panel-content {
  padding: 12px 16px 24px;
  overflow-y: auto;
  flex: 1;
}

.control-group {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.control-group-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
  color: var(--text);
}
.control-group-title.cyan { color: var(--cyan); }
.control-group-title.lime { color: var(--accent); }
.control-group-title.amber { color: var(--amber); }

.param-row { margin-bottom: 8px; }
.param-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 3px;
}
.param-label {
  font-size: 12px;
  color: var(--text-dim);
}
.param-value {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  color: var(--accent);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--cyan);
  cursor: pointer;
}

select {
  width: 100%;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-lit);
  padding: 6px 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px;
  margin-top: 4px;
}

.hint {
  font-size: 11px;
  color: var(--text-faint);
  line-height: 1.4;
  margin-top: 8px;
}
.hint.warn { color: var(--amber); }

.bore-readout {
  font-family: var(--mono, ui-monospace, monospace);
  font-size: 11px;
  color: var(--cyan, #00f2ff);
  background: rgba(0, 242, 255, 0.06);
  border: 1px solid rgba(0, 242, 255, 0.25);
  padding: 6px 8px;
  margin: 6px 0 10px;
  line-height: 1.35;
}

.btn-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.btn {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border-lit);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 8px 10px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, box-shadow 0.15s;
}
.btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 12px rgba(0, 242, 255, 0.15);
}
.btn.active {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-accent {
  background: #1a2200;
  border-color: var(--accent);
  color: var(--accent);
}
.btn-danger {
  border-color: #441122;
  color: var(--danger);
}
.btn-block {
  width: 100%;
  margin-bottom: 6px;
  flex: none;
}

.count-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  color: var(--cyan);
  margin-top: 8px;
}

.kit-status {
  font-family: 'Share Tech Mono', monospace;
  font-size: 10px;
  margin-top: 6px;
  line-height: 1.35;
}
.kit-status.ok { color: var(--accent); }
.kit-status.bad { color: var(--danger); }

.toggle-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-dim);
}
.toggle-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}
.toggle-list input { accent-color: var(--cyan); }

.spec-grid { display: flex; flex-direction: column; gap: 6px; }
.spec {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
}
.spec-k { color: var(--text-dim); }
.spec-v {
  font-family: 'Share Tech Mono', monospace;
  color: var(--text);
  text-align: right;
}

.viewport-wrap {
  display: grid;
  grid-template-rows: 1fr 180px;
  min-height: 0;
  background: #080810;
}

#canvas3d {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
}

.startup-status {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--cyan);
  font: 12px var(--mono, ui-monospace, monospace);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.startup-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(0, 242, 255, 0.2);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: startup-spin 0.8s linear infinite;
}

@keyframes startup-spin { to { transform: rotate(360deg); } }

.gallery-panel {
  border-top: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.rotor-gallery {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  overflow-x: auto;
  flex: 1;
}

.gallery-empty {
  color: var(--text-faint);
  font-size: 12px;
  padding: 12px;
}

.rotor-card {
  flex: 0 0 140px;
  background: var(--surface);
  border: 1px solid var(--border-lit);
  color: var(--text);
  text-align: left;
  padding: 10px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.rotor-card:hover {
  border-color: var(--cyan);
}
.rotor-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 14px rgba(200, 255, 0, 0.18);
}
.rotor-id {
  font-family: 'Share Tech Mono', monospace;
  font-size: 11px;
  color: var(--accent);
}
.rotor-shape {
  font-size: 11px;
  color: var(--cyan);
  text-transform: uppercase;
  margin: 4px 0;
}
.rotor-meta, .rotor-force {
  font-family: 'Share Tech Mono', monospace;
  font-size: 9px;
  color: var(--text-dim);
  line-height: 1.35;
}

@media (max-width: 1100px) {
  main { grid-template-columns: 280px 1fr 260px; }
}