:root {
  --bg-color: #050505;
  --panel-bg: #0a0a0c;
  --panel-border: #333333;
  --text-main: #ffffff;
  --text-muted: #888888;
  --accent: #ff0055;
  --corner-glow: #ff0055;
}

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

body {
  margin: 0;
  overflow: hidden;
  background: var(--bg-color);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  user-select: none;
}

/* VHS Filter */
#vhs-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 4;
  opacity: 0;
  transition: opacity 0.3s;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  background-size: 100% 2px, 3px 100%;
  box-shadow: inset 0 0 100px rgba(0,0,0,0.9);
}

#vhs-overlay.active {
  opacity: 1;
}

#vhs-text {
  position: absolute;
  top: 40px;
  left: 40px;
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  z-index: 5;
  pointer-events: none;
  opacity: 0;
  text-shadow: 2px 0 0 red, -2px 0 0 blue;
}

#vhs-text.active {
  animation: blink 2s steps(2, start) infinite;
}

@keyframes blink {
  0% { opacity: 1; }
  100% { opacity: 0; }
}

/* Canvas */
canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  cursor: crosshair;
}

/* Giant Corner Hit Flash */
#corner-flash {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  pointer-events: none;
  opacity: 0;
}

#corner-flash.active {
  opacity: 1;
  animation: strobe 0.1s infinite;
}

@keyframes strobe {
  0% { background: #fff; color: #000; }
  50% { background: #000; color: #fff; }
  100% { background: var(--accent); color: #fff; }
}

.glitch {
  font-size: 8rem;
  font-weight: 800;
  letter-spacing: -4px;
  color: #000;
  background: #fff;
  padding: 10px 40px;
  border: 10px solid #000;
  box-shadow: 20px 20px 0 var(--accent);
  text-shadow: none;
}

.floating-menu-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 9;
  font-size: 1rem;
  padding: 12px 20px;
  box-shadow: 8px 8px 0 var(--accent);
}

/* UI Panel */
#ui-panel {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 320px;
  background: var(--panel-bg);
  border: 2px solid var(--panel-border);
  z-index: 10;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s;
  box-shadow: 8px 8px 0 var(--accent);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

/* Hide scrollbar for panel */
#ui-panel::-webkit-scrollbar {
  display: none;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 2px solid var(--panel-border);
  background: var(--text-main);
  color: var(--bg-color);
  position: sticky;
  top: 0;
  z-index: 11;
}

.panel-header h2 {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 1px;
}

#toggle-panel {
  background: none;
  border: none;
  color: var(--bg-color);
  cursor: pointer;
  font-weight: bold;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

#toggle-panel:hover {
  color: var(--accent);
}

.panel-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Stats */
.stats-grid {
  display: flex;
  gap: 12px;
}

.stat-card {
  flex: 1;
  border: 2px solid var(--panel-border);
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #111;
}

.stat-card.corner-card {
  border-color: var(--accent);
  background: rgba(255, 0, 85, 0.1);
}

.stat-label {
  font-size: 0.7rem;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 800;
}

.stat-value.highlight {
  color: var(--accent);
}

/* Sections */
.controls-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 2px dashed #333;
  padding-top: 16px;
}

.controls-section h3 {
  font-size: 0.8rem;
  letter-spacing: 2px;
  color: var(--accent);
}

.helper-text {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}
.helper-text span {
  color: var(--text-main);
  font-weight: bold;
}

/* Selects */
.select-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.select-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.custom-select {
  background: #111;
  border: 2px solid var(--panel-border);
  color: var(--text-main);
  padding: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}
.custom-select:focus {
  border-color: var(--accent);
}

/* Spawn Input */
.spawn-row {
  display: flex;
  gap: 8px;
}

input[type=number] {
  flex: 1;
  background: transparent;
  border: 2px solid var(--panel-border);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-weight: bold;
  text-align: center;
  font-size: 1rem;
}
input[type=number]:focus {
  outline: none;
  border-color: var(--accent);
}

/* Buttons */
.btn-group {
  display: flex;
  gap: 8px;
}

.btn {
  flex: 1;
  padding: 10px;
  border: 2px solid var(--panel-border);
  background: var(--panel-bg);
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.1s;
}

.btn:hover { 
  background: var(--text-main); 
  color: var(--bg-color); 
}
.btn:active {
  transform: translate(2px, 2px);
}

.btn.primary {
  border-color: var(--accent);
  color: var(--accent);
}
.btn.primary:hover {
  background: var(--accent);
  color: #fff;
}

.btn.danger {
  border-color: #ff3333;
  color: #ff3333;
}
.btn.danger:hover {
  background: #ff3333;
  color: #fff;
}

/* Sliders */
.slider-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.slider-header span {
  color: var(--text-main);
  font-weight: bold;
}

input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  background: transparent;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 16px;
  width: 8px;
  background: var(--accent);
  cursor: ew-resize;
  margin-top: -6px;
}
input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 4px;
  background: #333;
}

/* Toggles */
.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  cursor: pointer;
}
.toggle-row input {
  display: none;
}
.toggle-track {
  width: 36px;
  height: 18px;
  border: 2px solid #555;
  position: relative;
}
.toggle-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 10px;
  height: 10px;
  background: #555;
}
.toggle-row input:checked + .toggle-track {
  border-color: var(--accent);
}
.toggle-row input:checked + .toggle-track::after {
  background: var(--accent);
  transform: translateX(18px);
}