:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0d1014;
  color: #eef2f6;
  --panel: #14181e;
  --panel-2: #181d24;
  --line: #2b323c;
  --muted: #8f99a7;
  --accent: #b9ff66;
  --accent-ink: #17200b;
  --danger: #ff7a7a;
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-shell { height: 100%; display: grid; grid-template-rows: 64px 1fr; background: #0d1014; }
.topbar {
  display: grid;
  grid-template-columns: 160px minmax(180px, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 0 18px;
  border-bottom: 1px solid #232932;
  background: rgba(15, 18, 23, 0.96);
  position: relative;
  z-index: 20;
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 760; letter-spacing: -0.02em; }
.brand-mark { width: 22px; height: 22px; border: 6px solid var(--accent); border-radius: 50%; box-shadow: inset 0 0 0 2px #0d1014; }
.map-title-wrap { max-width: 520px; }
.map-title {
  width: 100%;
  border: 0;
  border-bottom: 1px solid transparent;
  background: transparent;
  color: #dce3ea;
  font-weight: 650;
  font-size: 15px;
  padding: 7px 3px;
  outline: none;
}
.map-title:focus { border-bottom-color: #586270; }
.toolbar { display: flex; gap: 7px; align-items: center; }
.tool-button, .wide-button {
  border: 1px solid #303843;
  background: #181d23;
  border-radius: 9px;
  padding: 8px 11px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 650;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.tool-button:hover, .wide-button:hover { border-color: #586270; background: #20262e; }
.tool-button:active, .wide-button:active { transform: translateY(1px); }
.tool-button.primary, .wide-button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.workspace { min-height: 0; display: grid; grid-template-columns: minmax(0, 1fr) 300px; }
.canvas { position: relative; overflow: hidden; background: #0c0f13; touch-action: none; cursor: grab; }
.canvas[data-panning="true"] { cursor: grabbing; }
.canvas-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.085) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: radial-gradient(circle at 50% 45%, #000 0%, rgba(0,0,0,.92) 45%, transparent 95%);
}
.canvas::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 42% 38%, rgba(185,255,102,.05), transparent 28%);
}
.world { position: absolute; left: 0; top: 0; transform-origin: 0 0; will-change: transform; }
.edges { position: absolute; left: 0; top: 0; width: 1px; height: 1px; overflow: visible; pointer-events: none; }
.edges path { fill: none; stroke: #46515e; stroke-width: 2; vector-effect: non-scaling-stroke; }
.node-layer { position: absolute; left: 0; top: 0; }
.mind-node {
  position: absolute;
  width: 190px;
  min-height: 60px;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 14px;
  border: 1px solid #343d48;
  border-radius: 13px;
  background: linear-gradient(180deg, #1b2129, #171c22);
  box-shadow: 0 8px 28px rgba(0,0,0,.2);
  text-align: left;
  cursor: grab;
  user-select: none;
  touch-action: none;
  transform-origin: center;
  transition: border-color .14s ease, box-shadow .14s ease, background .14s ease;
}
.mind-node:hover { border-color: #526071; }
.mind-node[data-selected="true"] { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(185,255,102,.14), 0 13px 32px rgba(0,0,0,.28); }
.mind-node[data-root="true"] { background: #dbe6ed; color: #0d1116; border-color: #dbe6ed; font-weight: 760; }
.mind-node[data-root="true"][data-selected="true"] { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(185,255,102,.2), 0 13px 32px rgba(0,0,0,.32); }
.node-bullet { flex: 0 0 8px; width: 8px; height: 8px; border-radius: 50%; background: #768391; }
.mind-node[data-selected="true"] .node-bullet { background: var(--accent); }
.mind-node[data-root="true"] .node-bullet { background: #20262d; }
.node-label { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.35; font-size: 13px; }

.canvas-help { position: absolute; left: 18px; bottom: 17px; display: flex; gap: 14px; color: #707b88; font-size: 11px; pointer-events: none; }
.zoom-controls { position: absolute; right: 18px; bottom: 16px; display: grid; grid-template-columns: 34px 58px 34px; align-items: center; border: 1px solid #303843; background: #151a20; border-radius: 10px; overflow: hidden; }
.zoom-controls button { border: 0; background: transparent; height: 34px; cursor: pointer; font-size: 17px; }
.zoom-controls button:hover { background: #232a33; }
.zoom-controls output { text-align: center; color: #a6b0bc; font-size: 11px; }

.inspector { overflow-y: auto; border-left: 1px solid #252c34; background: var(--panel); padding: 20px 18px; }
.inspector-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 22px; }
.inspector h2, .agent-card h3 { margin: 2px 0 0; font-size: 16px; letter-spacing: -.02em; }
.eyebrow { margin: 0; color: #6f7a87; font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.node-id { max-width: 110px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #687481; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 9px; }
.field { display: grid; gap: 7px; margin-bottom: 15px; }
.field > span { color: #9ca7b3; font-size: 11px; font-weight: 650; }
.field textarea, .field input, .field select {
  width: 100%;
  border: 1px solid #303843;
  border-radius: 9px;
  background: #101419;
  color: #e9edf2;
  padding: 9px 10px;
  outline: none;
}
.field textarea { resize: vertical; min-height: 76px; line-height: 1.45; }
.field textarea:focus, .field input:focus, .field select:focus { border-color: #667585; }
.coordinate-row { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.field.compact input { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.inspector-actions { display: grid; gap: 8px; margin-top: 5px; }
.wide-button { width: 100%; padding: 10px 12px; }
.wide-button.danger { color: #d78a8a; border-color: #4a3033; background: #201618; }
.wide-button:disabled { cursor: not-allowed; opacity: .35; }

.agent-card { margin-top: 26px; border: 1px solid #2f3842; background: #101419; border-radius: 13px; padding: 14px; }
.agent-card-head { display: flex; align-items: center; justify-content: space-between; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #59636e; box-shadow: 0 0 0 4px rgba(89,99,110,.12); }
.status-dot[data-active="true"] { background: var(--accent); box-shadow: 0 0 0 4px rgba(185,255,102,.1), 0 0 14px rgba(185,255,102,.35); }
.agent-status { margin: 11px 0; color: #8995a2; font-size: 11px; line-height: 1.45; }
.agent-card details { border-top: 1px solid #242b33; padding-top: 10px; }
.agent-card summary { color: #aab4be; font-size: 11px; cursor: pointer; }
.tool-list { margin: 10px 0 0; padding-left: 18px; color: #778390; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; line-height: 1.65; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 100; padding: 10px 14px; border: 1px solid #3a444f; border-radius: 10px; background: #1b2128; color: #e8edf2; font-size: 12px; box-shadow: 0 12px 36px rgba(0,0,0,.38); }

@media (max-width: 1050px) {
  .topbar { grid-template-columns: 110px minmax(130px, 1fr) auto; }
  .toolbar .tool-button:not(.primary):nth-of-type(-n+3) { display: none; }
  .workspace { grid-template-columns: minmax(0, 1fr) 260px; }
}

@media (max-width: 760px) {
  .app-shell { grid-template-rows: 58px 1fr; }
  .topbar { grid-template-columns: 90px 1fr auto; gap: 8px; padding: 0 10px; }
  .toolbar .tool-button { display: none; }
  .toolbar .tool-button.primary { display: inline-flex; }
  .workspace { display: block; position: relative; }
  .canvas { position: absolute; inset: 0; }
  .inspector { display: none; }
  .canvas-help { display: none; }
}