:root {
  color-scheme: dark;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #0c1117;
  color: #d7e1ee;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  height: 100vh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) minmax(220px, 30vh);
  overflow: hidden;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #111827;
  border-bottom: 1px solid #253142;
}
.brand { display: flex; align-items: center; gap: 10px; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.repo-link {
  color: #d7e1ee;
  border: 1px solid #27364a;
  border-radius: 5px;
  padding: 6px 10px;
  text-decoration: none;
}
.repo-link:hover { border-color: #65a9ff; color: #ffffff; }
h1 { font-size: 18px; margin: 0; }
main {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: 0;
  transition: grid-template-columns 160ms ease;
}
.drawer-hidden main { grid-template-columns: 0 1fr; }
aside {
  overflow: auto;
  min-height: 0;
  height: 100%;
  overscroll-behavior: contain;
  border-right: 1px solid #253142;
  background: #0f1722;
  padding: 8px;
  min-width: 0;
  transition: opacity 120ms ease;
}
.drawer-hidden aside {
  opacity: 0;
  pointer-events: none;
  padding: 0;
  border-right: 0;
}
.scenario {
  display: block;
  width: 100%;
  text-align: left;
  margin: 4px 0;
  padding: 8px;
  border: 1px solid #27364a;
  border-radius: 6px;
  background: #152033;
  color: #d7e1ee;
  cursor: pointer;
}
.scenario.active { border-color: #65a9ff; background: #18375d; }
.scenario.completed {
  border-color: #22c55e;
  box-shadow: inset 0 0 0 2px rgba(34, 197, 94, 0.42), 0 0 14px rgba(34, 197, 94, 0.12);
}
.scenario.completed::after {
  content: "✓ complete";
  display: inline-block;
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.55);
  border-radius: 999px;
  padding: 1px 6px;
  margin-top: 6px;
  font-size: 11px;
}
.scenario.upcoming {
  opacity: 0.72;
  color: #93a4b8;
  background: #111827;
  border-color: #243043;
  cursor: pointer;
}
.scenario.upcoming::after {
  content: "upcoming";
  display: inline-block;
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.4);
  border-radius: 999px;
  padding: 1px 6px;
  margin-top: 6px;
  font-size: 11px;
}
.scenario:disabled {
  pointer-events: none;
}
.scenario small { display: block; color: #94a3b8; margin-top: 3px; }
#stage { padding: 14px; overflow: auto; min-width: 0; }
.stage-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.stage-head h2 { margin: 0 0 8px; }
.objective {
  color: #cbd5e1;
  margin-top: 0;
  max-width: 900px;
}
.pill {
  color: #9db0c8;
  background: #111827;
  border: 1px solid #27364a;
  border-radius: 999px;
  padding: 4px 8px;
  white-space: nowrap;
}
button {
  background: #2563eb;
  border: 0;
  color: white;
  border-radius: 5px;
  padding: 7px 12px;
  cursor: pointer;
}
button.ghost, #toggle-drawer {
  background: #1f2937;
  border: 1px solid #374151;
}
#toggle-drawer { padding: 5px 9px; }
.scene {
  position: relative;
  border: 1px solid #27364a;
  border-radius: 10px;
  overflow: hidden;
  margin: 12px 0;
  background: #070b12;
  box-shadow: inset 0 0 36px rgba(0,0,0,0.45);
}
#scene-canvas {
  display: block;
  width: 100%;
  height: min(42vh, 360px);
}
.scene-status {
  position: absolute;
  left: 12px;
  bottom: 10px;
  color: #bfdbfe;
  background: rgba(7, 11, 18, 0.72);
  border: 1px solid rgba(101, 169, 255, 0.35);
  border-radius: 999px;
  padding: 5px 10px;
  backdrop-filter: blur(4px);
}
.inventory-panel, .system-panel {
  background: #0b1020;
  border: 1px solid #1f2937;
  border-radius: 10px;
  padding: 10px;
  margin: 10px 0;
}
.system-views {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 10px;
  margin: 10px 0;
}
.system-panel {
  margin: 0;
}
.inventory-head, .system-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.inventory-head h3, .system-head h3 { margin: 0; color: #bfdbfe; }
.inventory-grid, .listing-grid, .skill-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}
.listing-grid {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.skill-list {
  grid-template-columns: 1fr;
}
.inventory-slot, .listing-card, .skill-card {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 10px;
  min-height: 58px;
  padding: 8px;
  border: 1px solid #27364a;
  border-radius: 8px;
  background: linear-gradient(180deg, #111827, #0b1020);
}
.inventory-slot.empty-slot { opacity: 0.62; }
.inventory-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: radial-gradient(circle at 40% 25%, #334155, #0f172a);
  border: 1px solid #334155;
  color: #d7e1ee;
  font-weight: 700;
  overflow: hidden;
}
.inventory-icon img {
  width: 33px;
  height: 33px;
  filter: brightness(0) invert(1) drop-shadow(0 0 5px rgba(101,169,255,.25));
}
.inventory-slot.empty-slot .inventory-icon img { opacity: 0.5; }
.inventory-text, .listing-text { min-width: 0; }
.inventory-text strong, .listing-text strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.inventory-text small, .listing-text small {
  display: block;
  color: #94a3b8;
  margin-top: 3px;
}
.inventory-qty, .listing-price {
  color: #e5e7eb;
  background: #172033;
  border: 1px solid #27364a;
  border-radius: 999px;
  padding: 2px 7px;
  white-space: nowrap;
}
.market-card {
  border-color: rgba(245, 158, 11, 0.42);
  background: linear-gradient(180deg, rgba(120, 53, 15, 0.26), #0b1020);
}
.market-card.status-sold {
  opacity: 0.75;
  border-color: rgba(148, 163, 184, 0.38);
}
.listing-cancel, .mail-claim {
  width: max-content;
  margin-top: 7px;
  padding: 4px 8px;
  font-size: 12px;
}
.listing-cancel {
  background: #92400e;
  border: 1px solid #f59e0b;
}
.mail-claim {
  background: #1d4ed8;
  border: 1px solid #60a5fa;
}
.mail-card {
  border-color: rgba(96, 165, 250, 0.42);
  background: linear-gradient(180deg, rgba(30, 64, 175, 0.22), #0b1020);
}
.skill-card {
  border-color: rgba(129, 140, 248, 0.48);
  background: linear-gradient(180deg, rgba(49, 46, 129, 0.28), #0b1020);
}
.skill-text { min-width: 0; }
.skill-text strong {
  display: block;
  color: #e0e7ff;
}
.skill-text small {
  display: block;
  color: #a5b4fc;
  margin-top: 3px;
  white-space: normal;
}
.skill-cast {
  width: max-content;
  padding: 5px 10px;
  font-size: 12px;
  background: #3730a3;
  border: 1px solid #818cf8;
}
.inventory-empty {
  color: #94a3b8;
  border: 1px dashed #334155;
  border-radius: 8px;
  padding: 10px;
}
.panel {
  background: #0b1020;
  border: 1px solid #1f2937;
  border-radius: 8px;
  padding: 8px 10px;
  margin: 10px 0;
}
.panel summary {
  cursor: pointer;
  color: #bfdbfe;
}
pre, #events {
  background: #070b12;
  border: 1px solid #1f2937;
  border-radius: 6px;
  padding: 10px;
  overflow: auto;
}
#events { max-height: 180px; }
.event { padding: 3px 0; border-bottom: 1px solid #142033; }
.event.server { color: #fcd34d; }
.event.client { color: #93c5fd; }
.win { color: #86efac; }
.lose, .error { color: #fca5a5; }
.lesson {
  border: 1px solid #2f6f48;
  background: linear-gradient(180deg, rgba(22, 101, 52, 0.28), rgba(20, 83, 45, 0.16));
  border-radius: 10px;
  padding: 12px;
  margin: 12px 0;
}
.lesson h3 { margin: 0 0 6px; color: #86efac; }
.lesson p { margin: 0; line-height: 1.45; }
.hidden { display: none; }
#editor-panel {
  border-top: 1px solid #253142;
  background: #0b1020;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 220px;
  overflow: hidden;
}
.console-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px;
  border-bottom: 1px solid #1f2937;
  overflow-x: auto;
}
.console-tabs #selected-id { margin-left: auto; }
.console-tab {
  background: #111827;
  border: 1px solid #27364a;
  color: #cbd5e1;
  border-radius: 999px;
  padding: 6px 11px;
  white-space: nowrap;
}
.console-tab.active {
  background: #18375d;
  border-color: #65a9ff;
  color: #e0f2fe;
}
.console-pane {
  min-height: 0;
  overflow: hidden;
}
.console-pane.active { display: block; }
#tab-script.console-pane.active {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}
.console-pane[hidden] { display: none; }
.toolbar { padding: 8px; display: flex; gap: 12px; align-items: center; }
textarea {
  width: 100%;
  height: 100%;
  min-height: 0;
  resize: none;
  background: #070b12;
  color: #d7e1ee;
  border: 0;
  border-top: 1px solid #1f2937;
  padding: 12px;
  font: inherit;
  outline: none;
}
.console-pane > pre,
.console-pane > #events {
  margin: 0;
  height: 100%;
  border: 0;
  border-radius: 0;
}
.syntax-scroll {
  height: 100%;
  overflow: auto;
  padding: 12px 14px 18px;
  color: #d7e1ee;
}
.syntax-section {
  max-width: 960px;
  padding: 0 0 12px;
  margin: 0 0 12px;
  border-bottom: 1px solid #1f2937;
}
.syntax-section:last-child {
  border-bottom: 0;
}
.syntax-section h3 {
  margin: 0 0 8px;
  color: #bfdbfe;
  font-size: 14px;
}
.syntax-section p,
.syntax-section dd,
.syntax-section li {
  color: #b6c2d1;
  line-height: 1.45;
}
.syntax-section dl {
  display: grid;
  grid-template-columns: minmax(210px, 310px) minmax(0, 1fr);
  gap: 8px 14px;
  margin: 0;
}
.syntax-section dt,
.syntax-section dd {
  margin: 0;
}
.syntax-section ul {
  margin: 0;
  padding-left: 18px;
}
.syntax-section code {
  color: #f8fafc;
  background: #111827;
  border: 1px solid #27364a;
  border-radius: 4px;
  padding: 1px 4px;
  white-space: normal;
}
.syntax-section pre {
  margin: 8px 0 0;
  padding: 10px;
  overflow-x: auto;
  color: #d7e1ee;
  background: #070b12;
  border: 1px solid #1f2937;
  border-radius: 6px;
}
.combat-hud {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  width: 176px;
  pointer-events: none;
}
.hp-card {
  background: rgba(7, 11, 18, 0.86);
  border: 1px solid rgba(101, 169, 255, 0.45);
  border-radius: 10px;
  padding: 8px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(4px);
}
.hp-card span { color: #94a3b8; }
.hp-card strong { float: right; color: #e5e7eb; }
.hp-track {
  clear: both;
  height: 10px;
  margin-top: 8px;
  overflow: hidden;
  background: #111827;
  border: 1px solid #253142;
  border-radius: 999px;
}
.hp-fill {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #22c55e, #86efac);
  transition: width 160ms ease;
}
.monster-hp { display: none; }
.monster-hp .hp-fill { background: linear-gradient(90deg, #ef4444, #fca5a5); }
.combat-hud.dead .player-hp { border-color: #ef4444; }
.combat-hud.complete .player-hp { opacity: 0.9; }
.death-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 10px;
  text-align: center;
  background: rgba(7, 11, 18, 0.74);
  border: 1px solid rgba(239, 68, 68, 0.5);
  backdrop-filter: blur(3px);
}
.death-overlay strong { color: #fecaca; font-size: 24px; }
.death-overlay span { max-width: 460px; color: #fca5a5; }
.complete-popup {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border: 1px solid #22c55e;
  border-radius: 10px;
  margin: 10px 0;
  padding: 12px;
  background: linear-gradient(180deg, rgba(22, 101, 52, 0.36), rgba(20, 83, 45, 0.20));
  box-shadow: 0 0 18px rgba(34, 197, 94, 0.12);
}
.complete-popup strong { color: #86efac; }
.complete-popup p { margin: 4px 0 0; color: #cbd5e1; }
.combat-hud.hidden, .death-overlay.hidden, .complete-popup.hidden { display: none; }
@media (max-width: 820px) {
  body { grid-template-rows: auto minmax(0, 1fr) minmax(210px, 32vh); }
  main { grid-template-columns: 250px 1fr; }
  .stage-head { align-items: flex-start; flex-direction: column; }
  .combat-hud { grid-template-columns: 1fr; }
}