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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #8fc3ff;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #fff;
  user-select: none;
}

canvas { display: block; }

/* ---------- Crosshair ---------- */
#crosshair {
  position: fixed;
  left: 50%; top: 50%;
  width: 22px; height: 22px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0.85;
  z-index: 5;
}
#crosshair::before, #crosshair::after {
  content: "";
  position: absolute;
  background: #fff;
  box-shadow: 0 0 2px rgba(0,0,0,0.8);
}
#crosshair::before { left: 50%; top: 0; width: 2px; height: 100%; transform: translateX(-50%); }
#crosshair::after  { top: 50%; left: 0; height: 2px; width: 100%; transform: translateY(-50%); }

/* ---------- HUD ---------- */
#hud {
  position: fixed;
  top: 8px; left: 8px;
  font-size: 13px;
  line-height: 1.5;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.9);
  pointer-events: none;
  z-index: 5;
  white-space: pre;
}

/* ---------- Hotbar ---------- */
#hotbar {
  position: fixed;
  left: 50%; bottom: 14px;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  padding: 6px;
  background: rgba(0,0,0,0.35);
  border: 2px solid rgba(0,0,0,0.5);
  border-radius: 6px;
  z-index: 5;
}
.slot {
  width: 52px; height: 52px;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 4px;
  background: rgba(0,0,0,0.25);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.slot.active { border-color: #fff; box-shadow: 0 0 8px rgba(255,255,255,0.6); }
.slot .num {
  position: absolute;
  top: 2px; left: 4px;
  font-size: 11px;
  text-shadow: 1px 1px 2px #000;
}
.slot .swatch {
  width: 34px; height: 34px;
  border-radius: 3px;
  border: 1px solid rgba(0,0,0,0.4);
  image-rendering: pixelated;
}

/* ---------- Start-Overlay ---------- */
#overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, #3339 0%, #111c 120%);
  backdrop-filter: blur(1em);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  cursor: pointer;
  transition: opacity 0.4s ease;
}
#overlay.hidden { opacity: 0; pointer-events: none; }
.panel {
  text-align: center;
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 30px 42px;
  border-radius: 12px;
  max-width: 560px;
}
.panel h1 { font-size: 30px; margin-bottom: 10px; letter-spacing: 1px; }
.panel p { font-size: 16px; margin-bottom: 16px; opacity: 0.9; }
.keys { font-size: 13px; line-height: 1.9; opacity: 0.85; }
.keys b { color: #ffe08a; }

/* Settings-Panel offen → Spiel-HUD und Start-Overlay verstecken, damit die
   Welt unverstellt sichtbar bleibt. Das Overlay verdeckt sonst die ganze Welt,
   sobald das Panel den Pointer-Lock freigibt (pointerlockchange-Handler). */
body.panel-open #overlay,
body.panel-open #hud,
body.panel-open #hotbar,
body.panel-open #crosshair { opacity: 0; pointer-events: none; transition: opacity 0.18s; }

/* ============================================================
   Settings-Panel (Drawer von rechts)
   ============================================================ */
.gear-btn {
  position: fixed;
  top: 12px; right: 12px;
  width: 40px; height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(0,0,0,0.45);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  z-index: 20;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, transform 0.15s;
  backdrop-filter: blur(2px);
}
.gear-btn:hover { background: rgba(0,0,0,0.65); transform: rotate(30deg); }

.settings-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 340px;
  max-width: 92vw;
  background: rgba(18,22,28,0.96);
  border-left: 1px solid rgba(255,255,255,0.12);
  box-shadow: -10px 0 40px rgba(0,0,0,0.5);
  transform: translateX(105%);
  transition: transform 0.28s cubic-bezier(0.2,0.8,0.2,1);
  z-index: 30;
  display: flex;
  flex-direction: column;
  font-size: 13px;
  color: #e8eaed;
}
.settings-panel.open { transform: translateX(0); }

.sp-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  flex: 0 0 auto;
}
.sp-header h2 { font-size: 17px; font-weight: 600; letter-spacing: 0.5px; }
.sp-close {
  background: none; border: none; color: #bdc1c6;
  font-size: 18px; cursor: pointer; padding: 2px 8px; border-radius: 4px;
}
.sp-close:hover { background: rgba(255,255,255,0.1); color: #fff; }

.reload-banner {
  background: rgba(255,180,60,0.16);
  border-bottom: 1px solid rgba(255,180,60,0.35);
  color: #ffd9a0;
  padding: 9px 16px;
  font-size: 12px;
  flex: 0 0 auto;
}

.sp-body {
  overflow-y: auto;
  padding: 8px 14px 16px;
  flex: 1 1 auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.25) transparent;
}
.sp-body::-webkit-scrollbar { width: 8px; }
.sp-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.22); border-radius: 4px; }

.sp-group { padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.sp-group:last-child { border-bottom: none; }
.sp-group-title {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
  color: #8ab4f8; margin-bottom: 8px; font-weight: 600;
}

.ctrl-row { margin: 9px 0; }
.ctrl-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 5px; }
.ctrl-label { color: #cdd2da; }
.ctrl-value {
  font-variant-numeric: tabular-nums;
  color: #9aa0a6; font-size: 12px;
  min-width: 56px; text-align: right;
}
.badge { font-size: 10px; padding: 1px 5px; border-radius: 8px; margin-left: 6px; vertical-align: middle; }
.badge.live { background: rgba(80,200,120,0.18); color: #7ee2a0; }
.badge.reload { background: rgba(255,180,60,0.18); color: #ffc870; }
.ctrl-head-right { display: inline-flex; align-items: center; gap: 7px; }
/* Standard-Wert-Hinweis (nur sichtbar wenn der Wert abweicht = dirty) */
.ctrl-default {
  font-size: 11px; color: #8a92a0; cursor: pointer; white-space: nowrap;
  padding: 1px 6px; border-radius: 8px; border: 1px solid transparent;
  transition: color 0.15s, background 0.15s, border-color 0.15s; user-select: none;
}
.ctrl-default[hidden] { display: none; }
.ctrl-default:hover { color: #ffc870; background: rgba(255,180,60,0.12); border-color: rgba(255,180,60,0.35); }
/* Dirty-Markierung: Wert weicht vom Standard ab → Label + Wert in amber */
.ctrl-row.dirty .ctrl-label { color: #ffc870; }
.ctrl-row.dirty .ctrl-value { color: #ffc870; }

/* Range-Slider */
.ctrl-row input[type=range] {
  width: 100%; height: 5px; -webkit-appearance: none; appearance: none;
  background: rgba(255,255,255,0.15); border-radius: 3px; outline: none; cursor: pointer;
}
.ctrl-row input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: #8ab4f8; border: 2px solid #1b2a3a; cursor: pointer;
}
.ctrl-row input[type=range]::-moz-range-thumb {
  width: 14px; height: 14px; border-radius: 50%;
  background: #8ab4f8; border: 2px solid #1b2a3a; cursor: pointer;
}

/* Number / Select / Color */
.ctrl-row input[type=number] {
  width: 100%; box-sizing: border-box;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.15);
  color: #fff; padding: 5px 8px; border-radius: 5px; font-size: 13px;
}
.ctrl-row select {
  width: 100%; box-sizing: border-box;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.15);
  color: #fff; padding: 5px 8px; border-radius: 5px; font-size: 13px;
}
.ctrl-row input[type=color] {
  width: 100%; height: 28px; padding: 0; border: 1px solid rgba(255,255,255,0.15);
  border-radius: 5px; background: transparent; cursor: pointer;
}

/* Toggle-Switch (Checkbox) */
.switch { display: inline-flex; align-items: center; cursor: pointer; }
.switch input { display: none; }
.switch-track {
  width: 38px; height: 20px; border-radius: 12px;
  background: rgba(255,255,255,0.18); position: relative; transition: background 0.2s;
}
.switch-track::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px; border-radius: 50%; background: #fff;
  transition: transform 0.2s;
}
.switch input:checked + .switch-track { background: #4caf7d; }
.switch input:checked + .switch-track::after { transform: translateX(18px); }
.ctrl-row:has(.switch) .ctrl-value { display: none; }

/* Footer-Buttons */
.sp-footer {
  display: flex; gap: 8px; padding: 12px 14px;
  border-top: 1px solid rgba(255,255,255,0.1);
  flex: 0 0 auto; flex-wrap: wrap;
}
.sp-btn {
  flex: 1 1 auto; min-width: 90px;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  color: #e8eaed; padding: 8px 6px; border-radius: 6px;
  font-size: 12px; cursor: pointer; transition: background 0.15s, border-color 0.15s;
}
.sp-btn:hover { background: rgba(255,255,255,0.16); }
.sp-btn.restart { background: rgba(138,180,248,0.18); border-color: rgba(138,180,248,0.45); }
.sp-btn.restart:hover { background: rgba(138,180,248,0.32); }
.sp-btn.reset { background: rgba(240,90,90,0.15); border-color: rgba(240,90,90,0.4); }
.sp-btn.reset:hover { background: rgba(240,90,90,0.28); }
.settings-panel.dirty .sp-btn.restart {
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(138,180,248,0.4); }
  50% { box-shadow: 0 0 0 5px rgba(138,180,248,0); }
}