:root {
  --bg: #0b1020;
  --card: rgba(255, 255, 255, .06);
  --border: rgba(255, 255, 255, .12);
  --text: #e9ecff;
  --muted: #a9b1d6;
  --accent: #7aa2f7;
  --win: #9ece6a;
  --lose: #f7768e;
  --shadow: 0 16px 50px rgba(0, 0, 0, .38);
  --r: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px 600px at 30% 10%, #172554 0%, transparent 55%),
    radial-gradient(900px 500px at 70% 30%, #2b1249 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  padding: 22px;
}

.app {
  width: min(1200px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.top h1 {
  margin: 0 0 6px 0;
  font-size: 26px;
}

.sub {
  margin: 0;
  color: var(--muted);
}

.panel {
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--card);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.game {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.left {
  padding: 18px;
  border-right: 1px solid var(--border);
  background: rgba(0, 0, 0, .10);
  display: grid;
  gap: 14px;
}

.right {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.grid-wrap {
  position: relative;
  padding: 14px;
  border-radius: var(--r);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .18);
}

.grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  position: relative;
  z-index: 1;
}

.cell {
  height: 120px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, .08), rgba(0, 0, 0, .20));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.cell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(260px 90px at 50% 25%, rgba(255, 255, 255, .12), transparent 60%);
  pointer-events: none;
}

.sym {
  font-size: 58px;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, .35));
  transition: transform 0.1s;
}

.reel-spin {
  animation: blurSpin 0.2s infinite linear;
  opacity: 0.85;
  filter: blur(1px);
}

@keyframes blurSpin {
  0% {
    transform: translateY(-5px) scale(0.95);
  }

  50% {
    transform: translateY(5px) scale(1.05);
  }

  100% {
    transform: translateY(-5px) scale(0.95);
  }
}

/* Paylines SVG */
.paylines-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
  overflow: visible;
}

.payline-path {
  fill: none;
  stroke-width: 5;
  stroke: rgba(255, 215, 0, 0.9);
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.6));
  animation: drawLine 0.6s ease-out forwards;
}

@keyframes drawLine {
  from {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
  }

  to {
    stroke-dasharray: 1000;
    stroke-dashoffset: 0;
  }
}

.message {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .18);
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .06);
}

.message.win .dot {
  background: var(--win);
  box-shadow: 0 0 0 4px rgba(158, 206, 106, .16);
}

.message.lose .dot {
  background: var(--lose);
  box-shadow: 0 0 0 4px rgba(247, 118, 142, .14);
}

.message.scatter .dot {
  background: gold;
  box-shadow: 0 0 0 4px rgba(255, 215, 0, .3);
  animation: scatterPulse 0.5s ease-in-out infinite alternate;
}

@keyframes scatterPulse {
  from {
    transform: scale(1);
    box-shadow: 0 0 0 4px rgba(255, 215, 0, .3);
  }

  to {
    transform: scale(1.3);
    box-shadow: 0 0 12px 6px rgba(255, 215, 0, .5);
  }
}

.message span {
  color: var(--muted);
}

/* Scatter Symbol Highlight */
.scatter-highlight {
  animation: scatterGlow 0.8s ease-in-out infinite alternate;
  border-color: gold !important;
  box-shadow:
    0 0 20px rgba(255, 215, 0, 0.6),
    0 0 40px rgba(255, 215, 0, 0.3),
    inset 0 0 15px rgba(255, 215, 0, 0.2) !important;
}

@keyframes scatterGlow {
  from {
    transform: scale(1);
    border-color: gold;
    box-shadow:
      0 0 20px rgba(255, 215, 0, 0.6),
      0 0 40px rgba(255, 215, 0, 0.3);
  }

  to {
    transform: scale(1.05);
    border-color: #ffec8b;
    box-shadow:
      0 0 30px rgba(255, 215, 0, 0.8),
      0 0 60px rgba(255, 215, 0, 0.5);
  }
}

.scatter-highlight .sym {
  animation: scatterSymbolPulse 0.6s ease-in-out infinite alternate;
}

@keyframes scatterSymbolPulse {
  from {
    transform: scale(1) rotate(-5deg);
    filter: drop-shadow(0 0 10px gold);
  }

  to {
    transform: scale(1.15) rotate(5deg);
    filter: drop-shadow(0 0 20px gold) brightness(1.2);
  }
}

/* Free Spin Mode Indicator */
.grid-wrap.free-spin-mode {
  border-color: gold;
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
  animation: freeSpinBorder 1s ease-in-out infinite alternate;
}

@keyframes freeSpinBorder {
  from {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
  }

  to {
    box-shadow: 0 0 50px rgba(255, 215, 0, 0.7);
  }
}

.stats {
  display: grid;
  gap: 12px;
}

.stat {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .18);
  align-items: center;
}

/* Free Spin Stat */
.stat.free-spin-stat {
  border-color: gold;
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 165, 0, 0.1));
  animation: freeSpinStatGlow 0.8s ease-in-out infinite alternate;
}

.stat.free-spin-stat .k {
  color: gold;
  font-weight: bold;
}

.stat.free-spin-stat .v {
  color: gold;
  font-size: 1.2em;
}

@keyframes freeSpinStatGlow {
  from {
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
  }

  to {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
  }
}

.hidden {
  display: none !important;
}

.stat .k {
  color: var(--muted);
  font-size: 12px;
}

.stat .v {
  font-weight: 800;
}

.stat input {
  width: 120px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .22);
  color: var(--text);
  outline: none;
  font-weight: 800;
}

.stat input:focus {
  border-color: rgba(122, 162, 247, .55);
  box-shadow: 0 0 0 3px rgba(122, 162, 247, .18);
}

.mini {
  color: var(--muted);
  font-size: 12px;
  margin-top: 6px;
  font-weight: 650;
}

.buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

button {
  border: 1px solid var(--border);
  background: rgba(122, 162, 247, .20);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 800;
  letter-spacing: .2px;
  transition: transform .06s ease, background .2s ease;
  user-select: none;
}

button:hover {
  background: rgba(122, 162, 247, .28);
}

button:active {
  transform: translateY(1px);
}

/* MODAL STYLES */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: #2a2a35;
  padding: 2rem;
  border-radius: 12px;
  width: 90%;
  max-width: 400px;
  border: 1px solid #444;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  color: #fff;
}

.modal-content h2 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: #eebb00;
}

.modal-content .row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.modal-content input[type="range"] {
  width: 100%;
  cursor: pointer;
}

.modal-content select {
  padding: 0.5rem;
  background: #111;
  color: #fff;
  border: 1px solid #555;
  border-radius: 4px;
}

button.secondary {
  background: rgba(255, 255, 255, .06);
}

button.secondary:hover {
  background: rgba(255, 255, 255, .10);
}

button:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.select {
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .18);
  color: var(--text);
  font-weight: 800;
  outline: none;
}

.select:focus {
  border-color: rgba(122, 162, 247, .55);
  box-shadow: 0 0 0 3px rgba(122, 162, 247, .18);
}

.creditAdd {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(0, 0, 0, .10);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.panel2 {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(0, 0, 0, .10);
  padding: 14px;
  display: grid;
  gap: 14px;
}

.panel2 h2 {
  margin: 0;
  font-size: 16px;
}

.box {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(0, 0, 0, .14);
  padding: 14px;
}

.box h3 {
  margin: 0 0 10px 0;
  font-size: 14px;
}

.row {
  display: grid;
  gap: 6px;
}

.row label {
  color: var(--muted);
  font-size: 12px;
}

.row input {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .20);
  color: var(--text);
  outline: none;
  font-weight: 800;
}

.row input:focus {
  border-color: rgba(122, 162, 247, .55);
  box-shadow: 0 0 0 3px rgba(122, 162, 247, .18);
}

.table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(0, 0, 0, .12);
}

.table th,
.table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.table th {
  text-align: left;
  color: var(--muted);
  font-weight: 800;
}

.table tr:last-child td {
  border-bottom: none;
}

.kvs {
  display: grid;
  gap: 10px;
}

.kv {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .14);
}

.kv span {
  color: var(--muted);
  font-size: 12px;
}

.kv b {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.pre {
  margin: 0;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, .14);
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--text);
}

.hint {
  margin: 10px 0 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.foot {
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

@media (max-width: 980px) {
  .game {
    grid-template-columns: 1fr;
  }

  .left {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}