:root {
  color-scheme: dark;
  --bg: #050814;
  --ink: #f6f8ff;
  --muted: #aeb8d8;
  --cyan: #4de7ff;
  --violet: #8d69ff;
  --amber: #ffc857;
  --red: #ff5d73;
  --green: #5dffab;
  --panel: rgba(8, 13, 31, 0.78);
  --edge: rgba(255,255,255,0.15);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; overflow: hidden; background: var(--bg); color: var(--ink); }
button { font: inherit; color: inherit; }
#game-shell { position: fixed; inset: 0; overflow: hidden; background: radial-gradient(circle at 50% 40%, #121b3f, #050814 68%); }
#game { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
#hud { position: absolute; z-index: 3; top: max(12px, env(safe-area-inset-top)); left: 12px; right: 12px; display: grid; grid-template-columns: auto 1fr auto; gap: 10px; pointer-events: none; }
.hud-card, .panel { border: 1px solid var(--edge); background: var(--panel); box-shadow: 0 18px 60px rgba(0,0,0,0.36); backdrop-filter: blur(14px); }
.hud-card { border-radius: 16px; padding: 10px 12px; }
.captain { display: flex; flex-direction: column; min-width: 190px; }
.captain strong { letter-spacing: -0.02em; }
.captain span, .objective, .flavor, .market-summary, .panel li, .panel p { color: var(--muted); }
.stats { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; justify-content: center; }
.stats span { white-space: nowrap; color: var(--muted); }
.stats b { color: var(--ink); }
.objective { max-width: 360px; }
.panel { position: absolute; z-index: 4; top: 88px; right: 12px; bottom: 96px; width: min(430px, calc(100vw - 24px)); border-radius: 24px; padding: 18px; overflow: auto; }
.panel.hidden { display: none; }
.panel-head { display: flex; gap: 12px; align-items: start; justify-content: space-between; margin-bottom: 12px; }
.eyebrow { margin: 0 0 4px; color: var(--cyan); text-transform: uppercase; font-size: 0.72rem; font-weight: 900; letter-spacing: 0.14em; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -0.04em; }
h1 { font-size: clamp(1.7rem, 6vw, 2.65rem); }
h2 { font-size: 1.35rem; }
.flavor { line-height: 1.5; }
.market-summary { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.good, .station-row { display: grid; gap: 9px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,0.1); }
.good-head, .station-row-head { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.good small { color: var(--muted); }
.badge { display: inline-flex; align-items: center; border-radius: 999px; border: 1px solid rgba(255,255,255,0.15); padding: 3px 8px; font-size: 0.72rem; color: var(--muted); }
.badge.illegal { color: #ffd0d6; background: rgba(255,93,115,0.14); border-color: rgba(255,93,115,0.4); }
.trade-buttons, .panel-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
button { min-height: 44px; border: 1px solid rgba(255,255,255,0.16); border-radius: 14px; background: linear-gradient(135deg, rgba(141,105,255,0.32), rgba(77,231,255,0.14)); cursor: pointer; font-weight: 800; }
button:hover { border-color: rgba(77,231,255,0.6); }
button:disabled { opacity: 0.42; cursor: not-allowed; }
button.ghost { padding: 0 12px; background: rgba(255,255,255,0.08); }
.station-row button { width: 100%; }
#toast { position: absolute; z-index: 6; left: 50%; bottom: 112px; transform: translateX(-50%); width: min(560px, calc(100vw - 24px)); padding: 13px 16px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.16); background: rgba(5,8,20,0.86); color: var(--ink); opacity: 0; transition: opacity .2s, transform .2s; pointer-events: none; text-align: center; box-shadow: 0 16px 46px rgba(0,0,0,.36); }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(-6px); }
#mobileControls {
  position: absolute;
  z-index: 5;
  left: 16px;
  right: 16px;
  bottom: max(16px, env(safe-area-inset-bottom));
  display: none;
  grid-template-columns: minmax(260px, 390px) minmax(260px, 390px);
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
.control-pad { display: grid; gap: 10px; pointer-events: auto; }
.control-pad.movement {
  width: min(38vw, 390px);
  min-width: 260px;
  grid-template-columns: repeat(3, 1fr);
  grid-template-areas:
    ". thrust ."
    "left brake right";
}
.control-pad.actions {
  width: min(34vw, 360px);
  min-width: 260px;
  grid-template-columns: 1.25fr 1fr;
}
#mobileControls button {
  min-height: 68px;
  border-radius: 22px;
  background: rgba(255,255,255,0.13);
  backdrop-filter: blur(10px);
  font-size: 1rem;
  touch-action: none;
  box-shadow: 0 14px 36px rgba(0,0,0,.28);
}
#mobileControls button:active, #mobileControls button.pressed { transform: translateY(2px); border-color: rgba(77,231,255,.72); background: rgba(77,231,255,.18); }
#mobileControls .thrust { grid-area: thrust; min-height: 78px; }
#mobileControls .brake { grid-area: brake; }
#mobileControls .turn-left { grid-area: left; }
#mobileControls .turn-right { grid-area: right; }
#mobileControls .fire { min-height: 96px; background: linear-gradient(135deg, rgba(255,93,115,.34), rgba(255,200,87,.2)); }
#mobileControls .dock, #mobileControls .map, #mobileControls .fullscreen { min-height: 58px; }
#mobileControls span { display: block; margin-top: 2px; font-size: .72rem; color: var(--muted); }
#helpBtn { position: absolute; z-index: 7; right: 14px; bottom: max(14px, env(safe-area-inset-bottom)); width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,0.13); }
.help { left: 12px; right: auto; width: min(380px, calc(100vw - 24px)); bottom: auto; max-height: min(520px, calc(100vh - 120px)); transform: translateX(-115%); transition: transform .2s; }
.help.open { transform: translateX(0); }
.help ul { padding-left: 20px; }
.help li { margin: 8px 0; line-height: 1.4; }
@media (pointer: coarse), (max-width: 1100px) {
  #mobileControls { display: grid; }
  .panel { bottom: 188px; }
  #helpBtn { bottom: 116px; }
  #toast { bottom: 174px; }
}
@media (max-width: 860px) {
  #hud { grid-template-columns: 1fr; top: 8px; }
  .hud-card { padding: 8px 10px; border-radius: 14px; }
  .objective { max-width: none; }
  .panel { top: 140px; bottom: 176px; }
  #mobileControls {
    left: 10px;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .control-pad.movement, .control-pad.actions { width: auto; min-width: 0; }
  #mobileControls button { min-height: 58px; border-radius: 18px; }
  #mobileControls .fire { min-height: 78px; }
  #helpBtn { bottom: 136px; }
}
@media (max-width: 520px) {
  .stats { justify-content: flex-start; gap: 6px 10px; font-size: .88rem; }
  .panel { top: 156px; bottom: 188px; padding: 14px; border-radius: 20px; }
  .trade-buttons, .panel-actions { grid-template-columns: 1fr; }
  #mobileControls { grid-template-columns: 1fr; }
  .control-pad.actions { grid-template-columns: repeat(4, 1fr); }
  #mobileControls button, #mobileControls .fire { min-height: 54px; font-size: .88rem; }
}