:root {
  --panel: rgba(16, 22, 34, 0.82);
  --panel-border: rgba(255, 255, 255, 0.09);
  --text: #e8eef7;
  --text-dim: #93a2b8;
  --accent: #58c470;
  --danger: #e4574f;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

html, body { height: 100%; overflow: hidden; background: #0b1020; }

#game {
  position: fixed;
  inset: 0;
  display: block;
  cursor: crosshair;
}

/* ---------- top HUD ---------- */
#hud {
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: stretch;
  gap: 8px;
  padding: 6px 10px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  color: var(--text);
  font-size: 13px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  user-select: none;
  z-index: 10;
}

.hud-group {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-right: 1px solid var(--panel-border);
  white-space: nowrap;
}
.hud-group:last-child { border-right: none; }
.brand { letter-spacing: 0.3px; }
#hud-funds { color: #ffd97a; font-weight: 600; min-width: 90px; }
#hud-funds.broke { color: var(--danger); }
#hud-pop { min-width: 74px; }
#hud-date { color: var(--text-dim); min-width: 68px; display: inline-block; }
#hud-class { color: #9fd0ff; font-weight: 600; }
#hud-pop { cursor: pointer; }
.disasters button { font-size: 14px; }

.rci { gap: 5px; }
.rci-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 14px;
  font-size: 9px;
  color: var(--text-dim);
}
.rci-bar {
  position: relative;
  width: 8px;
  height: 26px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}
.rci-bar::before {
  content: "";
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
  z-index: 1;
}
.rci-bar i {
  position: absolute;
  left: 0; right: 0;
  background: var(--accent);
  transition: all 0.4s;
}
#rci-r i { background: #4fbe62; }
#rci-c i { background: #4f9dde; }
#rci-i i { background: #d9a038; }

#hud button, #hud select {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
}
#hud button:hover, #hud select:hover { background: rgba(255, 255, 255, 0.14); }
#hud .speeds button.active { background: var(--accent); color: #08240f; }
#hud select option { background: #141a28; }

/* ---------- toolbar ---------- */
#toolbar {
  position: fixed;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  z-index: 10;
  user-select: none;
}

.tool-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: background 0.12s;
}
.tool-btn:hover { background: rgba(255, 255, 255, 0.14); }
.tool-btn.active {
  background: rgba(88, 196, 112, 0.22);
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(88, 196, 112, 0.35);
}
.tool-btn canvas { pointer-events: none; }

.tool-btn .tip {
  position: absolute;
  left: 54px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  color: var(--text);
  font-size: 12px;
  padding: 5px 9px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.12s;
  z-index: 20;
}
.tool-btn .tip b { color: #ffd97a; font-weight: 600; }
.tool-btn:hover .tip { opacity: 1; }

/* ---------- info panel ---------- */
#infopanel {
  position: fixed;
  left: 76px;
  bottom: 14px;
  min-width: 190px;
  max-width: 260px;
  padding: 10px 13px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  color: var(--text);
  font-size: 12.5px;
  line-height: 1.55;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  z-index: 10;
  pointer-events: none;
}
#infopanel h4 { font-size: 13px; margin-bottom: 3px; }
#infopanel .dim { color: var(--text-dim); }
#infopanel .bad { color: var(--danger); }
#infopanel .good { color: var(--accent); }

/* ---------- budget ---------- */
#budget {
  position: fixed;
  top: 106px;
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  padding: 12px 15px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  color: var(--text);
  font-size: 13px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  z-index: 15;
  user-select: none;
}
#budget h3 { font-size: 13px; margin-bottom: 8px; color: var(--text-dim); }
#budget .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
}
#budget .row.net { border-top: 1px solid var(--panel-border); margin-top: 5px; padding-top: 7px; }
#budget .tax-ctl { display: flex; align-items: center; gap: 8px; }
#budget .tax-ctl button {
  width: 22px; height: 22px;
  border: none; border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
}
#budget .tax-ctl button:hover { background: rgba(255, 255, 255, 0.2); }
#hud-funds { cursor: pointer; }

/* ---------- advisor ---------- */
#advisor {
  position: fixed;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  color: var(--text);
  font-size: 12.5px;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  z-index: 9;
  transition: opacity 0.4s;
  white-space: nowrap;
}

/* ---------- stats / history ---------- */
#stats {
  position: fixed;
  top: 64px;
  right: 12px;
  width: 310px;
  padding: 12px 15px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  color: var(--text);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  z-index: 15;
  user-select: none;
}
#stats h3 { font-size: 13px; margin-bottom: 8px; color: var(--text-dim); }
#stats .chart-head {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  margin: 6px 0 3px;
}
#stats .chart-head i {
  width: 9px; height: 9px;
  border-radius: 2.5px;
  flex: none;
}
#stats .chart-head span { margin-left: auto; color: var(--text-dim); font-variant-numeric: tabular-nums; }
#stats canvas { display: block; width: 100%; border-radius: 6px; background: rgba(255,255,255,0.03); }

/* ---------- minimap ---------- */
#minimap-wrap {
  position: fixed;
  right: 12px;
  bottom: 12px;
  padding: 6px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  z-index: 10;
  line-height: 0;
}
#minimap {
  width: 148px;
  height: 148px;
  border-radius: 7px;
  image-rendering: pixelated;
  cursor: pointer;
}

/* ---------- toast ---------- */
#toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  padding: 9px 18px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  color: var(--text);
  font-size: 13px;
  backdrop-filter: blur(10px);
  z-index: 30;
  transition: opacity 0.3s;
}

.hidden { opacity: 0; pointer-events: none; }