:root {
  --bg-panel: rgba(10, 10, 10, 0.92);
  --border: rgba(255, 255, 255, 0.08);
  --accent: #ff5500;
  --accent-glow: rgba(255, 85, 0, 0.35);
  --text: #f0ede8;
  --text-dim: rgba(240, 237, 232, 0.4);
  --btn-bg: rgba(255, 255, 255, 0.05);
  --btn-hover: rgba(255, 255, 255, 0.1);
  --btn-active: rgba(255, 85, 0, 0.2);
  --btn-active-border: #ff5500;
  --danger: rgba(255, 30, 30, 0.18);
  --danger-border: #ff2020;
  --panel-width: 220px;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Mono', monospace;
}

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

body {
  overflow: hidden;
  touch-action: none;
  font-family: var(--font-body);
  background: #111;
}

canvas { display: block; }

/* ── Panel ── */
#panel {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--panel-width);
  height: 100%;
  background: var(--bg-panel);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 10px 20px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
#panel::-webkit-scrollbar { display: none; }
#panel.hidden { transform: translateX(-100%); }

/* ── Header ── */
#panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

#panel-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--accent);
  text-shadow: 0 0 12px var(--accent-glow);
}

#btn-hide-menu {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.15s, border-color 0.15s;
  padding: 0;
  margin: 0;
  font-weight: normal;
}
#btn-hide-menu:hover { color: var(--text); border-color: var(--accent); }

/* ── Section Labels ── */
.section-label {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 4px 2px 2px;
  margin-top: 4px;
}

/* ── Zündmodus ── */
.btn-mode {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  background: var(--btn-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 12px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.15s, border-color 0.15s;
  user-select: none;
  font-weight: normal;
  margin: 0;
}
.btn-mode.active {
  background: var(--btn-active);
  border-color: var(--btn-active-border);
  box-shadow: 0 0 8px var(--accent-glow);
}
.btn-mode:active { transform: scale(0.97); }

/* ── Grid ── */
.btn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

/* ── Item Buttons ── */
.btn-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 12px 6px;
    background: var(--btn-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 11px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
    user-select: none;
    text-align: center;
    line-height: 1.3;
    font-weight: normal;
    margin: 0;
}

.btn-item:hover { background: var(--btn-hover); }
.btn-item:active { transform: scale(0.94); }
.btn-item.active {
  background: var(--btn-active);
  border-color: var(--btn-active-border);
  box-shadow: 0 0 8px var(--accent-glow);
}
.btn-item.danger { border-color: rgba(255, 32, 32, 0.3); }
.btn-item.danger.active {
  background: var(--danger);
  border-color: var(--danger-border);
  box-shadow: 0 0 10px rgba(255, 30, 30, 0.3);
}


.btn-text { font-size: 10px; color: var(--text); }

#dumbum650g {
  grid-column: span 2;
  flex-direction: row;
  justify-content: center;
  gap: 8px;
  padding: 10px 12px;
}
#dumbum650g .btn-text { font-size: 11px; }

/* ── Hint ── */
.hint {
  margin-top: auto;
  padding-top: 10px;
  font-size: 10px;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.6;
  border-top: 1px solid var(--border);
}

/* ── Show-Button ── */
#btn-show-menu {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 99;
  width: 40px;
  height: 40px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  -webkit-tap-highlight-color: transparent;
  transition: border-color 0.15s;
  padding: 0;
  margin: 0;
  font-weight: normal;
}
#btn-show-menu:hover { border-color: var(--accent); }
#btn-show-menu.visible { display: flex; }

/* ══ MOBILE ══ */
@media (max-width: 600px) {
  #panel {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: auto;
    max-height: 52vh;
    border-right: none;
    border-top: 1px solid var(--border);
    border-radius: 18px 18px 0 0;
    padding: 10px 12px 24px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  #panel.hidden { transform: translateY(100%); }

  .btn-grid { grid-template-columns: repeat(3, 1fr); gap: 5px; }
  #dumbum650g { grid-column: span 3; }
  .btn-item { padding: 8px 4px 6px; }
  .btn-icon { font-size: 18px; }

  #btn-show-menu {
    top: auto;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
  }
}
#btn-lighter {
  border-color: #ff6a00;
  color: #ff6a00;
}

#btn-lighter:hover {
  background: rgba(255, 106, 0, 0.15);
  border-color: #ff8c00;
}

#btn-lighter.active {
  background: linear-gradient(135deg, #ff6a00, #ff4500);
  border-color: #ff4500;
  color: #fff;
  box-shadow: 0 0 10px rgba(255, 106, 0, 0.6);
}

@keyframes lighter-pulse {
  0%   { box-shadow: 0 0 6px rgba(255, 106, 0, 0.5); }
  50%  { box-shadow: 0 0 18px rgba(255, 106, 0, 0.95); }
  100% { box-shadow: 0 0 6px rgba(255, 106, 0, 0.5); }
}
* {
  cursor: none;
}

#cursor-dot {
  position: fixed;
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 9999;
  mix-blend-mode: difference;
  transition: transform 0.08s ease, background 0.15s ease;
}

#cursor-dot.lighter {
  background: #ff6a00;
  transform: translate(-50%, -50%) scale(1.6);
  box-shadow: 0 0 8px rgba(255, 106, 0, 0.8);
}

#cursor-dot.delete {
  background: #ff2020;
  transform: translate(-50%, -50%) scale(1.6);
}