:root {
  --bg-0: #0e0b1e;
  --bg-1: #171230;
  --bg-2: #221a44;
  --ink-0: #f5eeff;
  --ink-1: #c9bce4;
  --ink-2: #847aa3;
  --accent: #ffcb57;
  --accent-2: #ff6ea8;
  --good: #7bf0a5;
  --danger: #ff6b6b;
  --hex-floor: #2a2352;
  --hex-floor-alt: #332a63;
  --hex-stroke: #4a3f80;
  --hex-path: #5f4fbf;
  --card-bg: linear-gradient(145deg, #2c2454, #1b153a);
  --card-border: #56469b;
  --card-hover: #725fcc;
  --shadow-1: 0 4px 14px rgba(0,0,0,.35);
  --shadow-2: 0 10px 28px rgba(0,0,0,.5);
  --radius: 14px;
  --radius-sm: 8px;
  font-family: "Segoe UI", -apple-system, system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 20% 0%, #2a1e66 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 100%, #3a1556 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
  color: var(--ink-0);
  font-size: 15px;
  line-height: 1.4;
}

#app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 22px 40px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 4px 18px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  margin-bottom: 20px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.hex-icon {
  font-size: 26px;
  color: var(--accent);
  text-shadow: 0 0 16px rgba(255,203,87,.4);
}

.title {
  font-weight: 800;
  letter-spacing: .28em;
  font-size: 22px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.daily {
  color: var(--ink-2);
  font-size: 13px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.controls { display: flex; gap: 8px; }

main {
  display: grid;
  grid-template-columns: minmax(440px, 1.2fr) minmax(360px, 1fr);
  gap: 24px;
  align-items: start;
}

@media (max-width: 960px) {
  main { grid-template-columns: 1fr; }
}

.board-panel {
  background: rgba(18,14,40,.6);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-2);
  backdrop-filter: blur(6px);
}

#board {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
  background:
    radial-gradient(600px 400px at 50% 35%, rgba(95,79,191,.22) 0%, transparent 70%),
    linear-gradient(180deg, #140f2e 0%, #0b0820 100%);
}

.status-bar {
  display: flex;
  gap: 18px;
  padding: 12px 6px 4px;
  margin-top: 8px;
  border-top: 1px solid rgba(255,255,255,.06);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 11px;
  color: var(--ink-2);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.stat span:last-child {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-0);
}

.play-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 4px;
}

.panel-header h2 {
  margin: 0;
  font-size: 14px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-1);
}

.hint {
  font-size: 12px;
  color: var(--ink-2);
}

.tray {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  min-height: 96px;
  border-radius: var(--radius);
  background: rgba(12,9,28,.55);
  border: 1px dashed rgba(255,255,255,.08);
  transition: border-color .15s, background .15s;
}

.tray.drag-over {
  border-color: var(--accent);
  background: rgba(255,203,87,.06);
}

.card {
  width: 68px;
  height: 92px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--ink-0);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: grab;
  user-select: none;
  box-shadow: var(--shadow-1);
  position: relative;
  transition: transform .12s, box-shadow .12s, border-color .12s;
  font-size: 11px;
  text-align: center;
  padding: 6px;
  touch-action: none;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--card-hover);
  box-shadow: 0 10px 22px rgba(0,0,0,.6);
}

.card.dragging { opacity: .45; transform: scale(.95); }

.card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent), 0 10px 24px rgba(255,203,87,.35);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 30px;
  line-height: 1;
}

.card-label {
  color: var(--ink-1);
  font-size: 10.5px;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.card.move-card { border-color: #46619b; }

.card .card-steps {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: .04em;
  margin-top: -4px;
  text-shadow: 0 0 10px rgba(255,203,87,.35);
}

.card .card-icon {
  transition: transform .12s;
}
.card:hover .card-icon { transform: scale(1.08); }

.sequence-tray .card .card-index {
  position: absolute;
  top: 4px;
  left: 6px;
  font-size: 10px;
  color: var(--ink-2);
  font-weight: 700;
}

.run-controls {
  display: flex;
  gap: 10px;
  padding: 4px 0;
}

button {
  font: inherit;
  cursor: pointer;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  border: 1px solid transparent;
  transition: transform .1s, background .15s, border-color .15s, color .15s;
}

button:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #ff9a3c);
  color: #2a1a00;
  font-weight: 800;
  letter-spacing: .05em;
  border: none;
  box-shadow: 0 6px 14px rgba(255,154,60,.3);
}

.btn-primary:hover:not(:disabled) { transform: translateY(-1px); }

.btn-secondary {
  background: rgba(255,255,255,.06);
  color: var(--ink-0);
  border-color: rgba(255,255,255,.1);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.2);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-1);
  border-color: rgba(255,255,255,.1);
  padding: 8px 12px;
  font-size: 13px;
}
.btn-ghost:hover { background: rgba(255,255,255,.05); color: var(--ink-0); }

/* Hex svg styling */
.hex {
  fill: var(--hex-floor);
  stroke: var(--hex-stroke);
  stroke-width: 1.2;
  transition: fill .2s;
}
.hex.alt { fill: var(--hex-floor-alt); }
.hex.path-preview { fill: var(--hex-path); }
.hex.start { fill: #3d8d72; }
.hex.exit { fill: #8d6b3d; }
.hex.visited { fill: #4c3e8f; }
.hex.preview-dest { fill: #3d2e6b; stroke: #ffcb57; stroke-width: 2; }

.player-preview circle {
  animation: pulse-preview 1.6s ease-in-out infinite;
}

@keyframes pulse-preview {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.entity-label {
  font-size: 22px;
  text-anchor: middle;
  dominant-baseline: central;
  pointer-events: none;
  filter: drop-shadow(0 2px 3px rgba(0,0,0,.45));
}

.entity-gone { opacity: .2; filter: grayscale(1); }

.player {
  transition: transform .35s cubic-bezier(.4,.2,.2,1);
}

.facing-indicator {
  stroke: #ffcb57;
  stroke-width: 2.5;
  fill: none;
  stroke-linecap: round;
  pointer-events: none;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(5,3,14,.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
}

.overlay.hidden { display: none; }

.modal {
  background: linear-gradient(160deg, #1d1640, #130f2c);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 28px 32px;
  max-width: 440px;
  width: 92%;
  box-shadow: var(--shadow-2);
}

.modal h2 {
  margin: 0 0 8px;
  font-size: 22px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

#resultDetails {
  color: var(--ink-1);
  margin-bottom: 16px;
  line-height: 1.55;
}

.tier-line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-0);
  margin: 6px 0;
}

.share-card {
  background: rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: "Consolas", "Menlo", monospace;
  font-size: 13px;
  color: var(--ink-0);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 16px;
}

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10,8,22,.95);
  color: var(--ink-0);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow-2);
  z-index: 200;
  font-size: 14px;
  transition: opacity .25s, transform .25s;
}

.toast.hidden {
  opacity: 0;
  transform: translate(-50%, 10px);
  pointer-events: none;
}

.sequence-tray:empty::after,
.hand-tray:empty::after {
  content: "—";
  color: var(--ink-2);
  margin: auto;
  font-size: 13px;
  letter-spacing: .1em;
}