:root {
  --bg: #030712;
  --panel: rgba(17, 24, 39, 0.7);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #10b981;
  --accent-glow: rgba(16, 185, 129, 0.4);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.4);
  --lava: #f59e0b;
  --lava-glow: rgba(245, 158, 11, 0.4);
  --grid-bg: #0f172a;
  --font-main: 'Inter', system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-main);
  background: radial-gradient(circle at top right, #1e293b, var(--bg));
  color: var(--text);
  padding: 40px;
  min-height: 100vh;
}

.topbar h1 {
  margin: 0 0 8px 0;
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(to right, #fff, #94a3b8);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  margin: 0 0 32px 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.layout {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 32px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

.panel-title {
  margin: 0 0 16px 0;
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.grid {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: var(--grid-bg);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(6, 1fr);
  gap: 8px;
  padding: 12px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.tile {
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.textarea {
  width: 100%;
  resize: vertical;
  min-height: 180px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.3);
  color: var(--text);
  padding: 16px;
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.5;
  font-size: 14px;
}

.textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.buttons {
  display: flex;
  gap: 12px;
  margin: 20px 0 0 0;
}

.btn {
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 12px 20px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
  font-size: 14px;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn.primary {
  background: var(--accent);
  border-color: transparent;
  color: #000;
  box-shadow: 0 0 15px var(--accent-glow);
}

.btn.primary:hover {
  filter: brightness(1.1);
}

.btn.danger {
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--danger);
  box-shadow: 0 0 15px var(--danger-glow);
}

.status {
  margin-top: 16px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 10px;
  color: var(--muted);
  font-family: monospace;
  border-left: 3px solid var(--muted);
}

.cmdpad {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.cmdpad .btn {
  padding: 10px;
  text-align: center;
  font-size: 13px;
}

/* Selector Styling */
.selector-wrapper {
  background: var(--panel);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid var(--panel-border);
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  backdrop-filter: blur(12px);
}

.selector-controls {
  display: flex;
  gap: 12px;
}

.select-input {
  flex-grow: 1;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--panel-border);
  color: var(--text);
  padding: 12px;
  border-radius: 10px;
  font-size: 16px;
  cursor: pointer;
}

.select-input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Tile Types */
.tile.wall {
  background: rgba(255, 255, 255, 0.1);
}

.tile.goal {
  background: rgba(16, 185, 129, 0.15);
  box-shadow: inset 0 0 15px var(--accent-glow);
  border: 1px solid var(--accent-glow);
  transition: all 0.3s ease;
}

.tile.goal.locked {
  background: rgba(100, 116, 139, 0.1);
  border-color: rgba(100, 116, 139, 0.5);
  box-shadow: none;
  opacity: 0.6;
}

.tile.goal.locked::after {
  content: "🔒";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.2rem;
}

.tile.key {
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.4);
  box-shadow: inset 0 0 10px rgba(251, 191, 36, 0.2);
}

.tile.key::after {
  content: "🗝️";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.4rem;
  filter: drop-shadow(0 0 5px gold);
  animation: float 2s infinite ease-in-out;
}

@keyframes float {

  0%,
  100% {
    transform: translate(-50%, -55%);
  }

  50% {
    transform: translate(-50%, -45%);
  }
}

.tile.trigger {
  background: rgba(100, 116, 139, 0.2);
  /* Subtle slate tint */
  box-shadow: inset 0 0 5px rgba(255, 255, 255, 0.1);
  border-color: rgba(148, 163, 184, 0.2);
}

.tile.lava {
  background: rgba(245, 158, 11, 0.15);
  box-shadow: inset 0 0 15px var(--lava-glow);
  border: 1px solid var(--lava-glow);
  animation: pulse-lava 2s infinite;
}

@keyframes pulse-lava {
  0% {
    box-shadow: inset 0 0 10px var(--lava-glow);
  }

  50% {
    box-shadow: inset 0 0 25px var(--lava-glow);
  }

  100% {
    box-shadow: inset 0 0 10px var(--lava-glow);
  }
}

.tile.lava::after {
  content: "🔥";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.5rem;
  filter: drop-shadow(0 0 5px orange);
}

.tile.illusion {
  background: rgba(59, 130, 246, 0.1);
  box-shadow: none;
  border: 1px solid rgba(59, 130, 246, 0.3);
  animation: none;
}

.tile.illusion::after {
  content: "💨";
  /* Poof! Gone */
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.2rem;
  opacity: 0.5;
}

.tile.start {
  background: rgba(59, 130, 246, 0.15);
  border: 1px dashed rgba(59, 130, 246, 0.5);
}

/* Mode Indicator */
.mode-line {
  margin-top: 16px;
  color: var(--muted);
  font-size: 14px;
  text-align: right;
}

#modeIndicator {
  color: var(--accent);
  text-shadow: 0 0 10px var(--accent-glow);
}

/* Player Token */
.playerToken {
  width: 70%;
  height: 70%;
  margin: auto;
  border-radius: 50%;
  background: #f8fafc;
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
  display: grid;
  place-items: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.playerToken .arrow {
  color: #0f172a;
  font-size: 18px;
  font-weight: 900;
}

/* Rotation Rules */
.playerToken.facing-n {
  transform: rotate(-90deg);
}

.playerToken.facing-e {
  transform: rotate(0deg);
}

.playerToken.facing-s {
  transform: rotate(90deg);
}

.playerToken.facing-w {
  transform: rotate(180deg);
}


/* Trails */
.tile.trail {
  background: rgba(255, 255, 255, 0.1);
}

.tile.trail.ghost {
  background: rgba(255, 255, 255, 0.05);
}

/* Fireworks */
.particle {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  animation: explode 1s forwards ease-out;
}

@keyframes explode {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }

  100% {
    transform: translate(var(--tx), var(--ty)) scale(0);
    opacity: 0;
  }
}