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

html {
  height: 100%;
  height: 100dvh;
}

html,
body {
  width: 100%;
  overflow: hidden;
  background: #0d1117;
}

body {
  display: block;
  min-height: 100dvh;
  min-height: 100lvh;
  min-height: -webkit-fill-available;
  font-family: 'Segoe UI', system-ui, sans-serif;
  touch-action: none;
}

#game-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  line-height: 0;
  overflow: hidden;
  background: #0d1117;
}

#vignette {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  box-shadow: inset 0 0 100px rgba(0, 200, 255, 0.12);
  background:
    linear-gradient(to top, rgba(0, 200, 255, 0.2) 0, rgba(0, 200, 255, 0.06) 24px, transparent 100px),
    linear-gradient(to bottom, rgba(0, 200, 255, 0.2) 0, rgba(0, 200, 255, 0.06) 24px, transparent 100px),
    linear-gradient(to right, rgba(0, 200, 255, 0.2) 0, rgba(0, 200, 255, 0.06) 24px, transparent 80px),
    linear-gradient(to left, rgba(0, 200, 255, 0.2) 0, rgba(0, 200, 255, 0.06) 24px, transparent 80px);
}

#game-canvas {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: #0d1117;
  cursor: none;
}

#hud {
  position: absolute;
  top: max(10px, env(safe-area-inset-top));
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 6px 12px;
  padding: 0 max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
  color: #8b949e;
  font-size: clamp(11px, 2.8vw, 14px);
  line-height: 1.35;
  pointer-events: none;
  z-index: 2;
}

#hud span {
  white-space: nowrap;
}

#hud strong {
  color: #58a6ff;
}

#hitbonus-label {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease;
}

#hitbonus-label strong {
  color: #f0c14e;
}

#hitbonus-label.hud-visible {
  opacity: 1;
  visibility: visible;
}

#hitbonus-label.hud-fading {
  opacity: 0;
  visibility: visible;
}

#hitbonus-label.hud-hidden {
  opacity: 0;
  visibility: hidden;
}

#overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(10, 10, 18, 0.88);
  z-index: 10;
  text-align: center;
  padding: max(20px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
  opacity: 1;
  transition: opacity 0.6s ease-out;
}

#overlay.overlay-no-transition {
  transition: none;
}

#overlay.overlay-entering {
  opacity: 0;
}

#overlay.hidden {
  display: none;
}

#preload-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(10, 10, 18, 0.94);
  z-index: 15;
  text-align: center;
  padding: max(20px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
}

#preload-screen.hidden {
  display: none;
}

#preload-screen h1 {
  font-size: clamp(1.6rem, 6vw, 2.4rem);
  color: #58a6ff;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

#preload-status {
  color: #8b949e;
  font-size: clamp(0.85rem, 3.5vw, 1rem);
  margin-bottom: 16px;
}

#preload-bar-track {
  width: min(280px, 80%);
  height: 8px;
  border-radius: 4px;
  background: #21262d;
  overflow: hidden;
  margin-bottom: 10px;
}

#preload-bar-fill {
  width: 0%;
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, #238636, #58a6ff);
  transition: width 0.15s ease;
}

#preload-percent {
  color: #58a6ff;
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

#overlay h1 {
  font-size: clamp(1.6rem, 6vw, 2.4rem);
  color: #58a6ff;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

#overlay p {
  color: #8b949e;
  line-height: 1.6;
  margin-bottom: 24px;
  max-width: min(360px, 90%);
  font-size: clamp(0.85rem, 3.5vw, 1rem);
}

#start-btn {
  background: #238636;
  color: #fff;
  border: none;
  padding: 12px 32px;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

#start-btn:hover {
  background: #2ea043;
}

#start-btn:disabled {
  background: #21262d;
  color: #8b949e;
  cursor: not-allowed;
}

#start-btn:disabled:hover {
  background: #21262d;
}

#settings-btn {
  position: absolute;
  top: max(10px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 3;
  width: 40px;
  height: 40px;
  padding: 8px;
  border: none;
  border-radius: 8px;
  background: rgba(22, 27, 34, 0.85);
  color: #8b949e;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}

#settings-btn:hover {
  color: #58a6ff;
  background: rgba(33, 40, 50, 0.95);
}

#settings-btn svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

#settings-modal {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 18, 0.72);
  padding: max(20px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
}

#settings-modal.hidden {
  display: none;
}

#settings-panel {
  width: min(360px, 100%);
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 10px;
  padding: 20px;
  color: #c9d1d9;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
}

#settings-panel h2 {
  font-size: 1.15rem;
  color: #58a6ff;
  margin-bottom: 18px;
}

.settings-row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 8px 12px;
  align-items: center;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.settings-row span {
  grid-column: 1 / -1;
  color: #8b949e;
}

.settings-row input[type="range"] {
  width: 100%;
  accent-color: #58a6ff;
  cursor: pointer;
}

.settings-row output {
  min-width: 3.2em;
  text-align: right;
  color: #58a6ff;
  font-variant-numeric: tabular-nums;
}

#settings-close-btn {
  width: 100%;
  margin-top: 8px;
  padding: 10px 16px;
  border: none;
  border-radius: 6px;
  background: #238636;
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s;
}

#settings-close-btn:hover {
  background: #2ea043;
}

/* Portrait: compacte HUD bovenaan */
@media (orientation: portrait) {
  #hud {
    justify-content: center;
    text-align: center;
  }

  #hitbonus-label.hud-visible,
  #hitbonus-label.hud-fading {
    flex-basis: 100%;
  }

  #hitbonus-label.hud-hidden {
    flex-basis: auto;
    width: 0;
    height: 0;
    overflow: hidden;
    margin: 0;
    padding: 0;
  }
}

/* Landscape: HUD links onder, onder elkaar */
@media (orientation: landscape) {
  #hud {
    top: auto;
    bottom: max(12px, env(safe-area-inset-bottom));
    left: max(12px, env(safe-area-inset-left));
    right: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
    padding: 0;
    font-size: clamp(11px, 2.2vh, 14px);
  }

  #hitbonus-label.hud-hidden {
    display: none;
  }

  #hitbonus-label.hud-visible,
  #hitbonus-label.hud-fading {
    display: block;
  }

  #settings-btn {
    top: auto;
    bottom: max(12px, env(safe-area-inset-bottom));
    right: max(12px, env(safe-area-inset-right));
  }
}