:root {
  --board-light: #f0d9b5;
  --board-dark: #b58863;
  --ui-bg: #1c1c1c;
  --ui-text: #ffffff;
  --ui-accent: #e63946;
  --ui-muted: #444;
  --radius: 8px;
}


body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--ui-bg);
  color: var(--ui-text);
  font-size: 16px;
}

.site-header {
  text-align: center;
  padding: 20px;
}


.navbar {
  background: #111;
  border-bottom: 2px solid var(--ui-accent);
  padding: 10px 0;
  position: relative;
  z-index: 9999;
}
.navbar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 20px;
}
.navbar li { display: inline; }
.navbar a {
  color: var(--ui-text);
  text-decoration: none;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: background 0.2s;
  position: relative;
  z-index: 9999;
}
.navbar a:hover,
.navbar a.active {
  background: var(--ui-accent);
  color: #fff;
}


#menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  min-height: calc(100vh - 120px); 
  margin: 0 auto;
  text-align: center;
}


#menu h2 {
  margin-bottom: 6px;
}


#menu select {
  background: #222;
  border: 2px solid var(--ui-accent);
  color: var(--ui-text);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 15px;
  cursor: pointer;
  transition: border 0.2s, background 0.2s;
}
#menu select:hover { background: #333; }
#menu select:focus {
  outline: none;
  border-color: #ff4757;
}


button,
#menu button,
.controls button,
.replay-controls button,
.settings-actions button,
.card .btn {
  background: var(--ui-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
button:hover {
  background: #ff4757;
  transform: translateY(-1px);
}
button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}


.radio-group {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.radio-pill { position: relative; }
.radio-pill input[type="radio"] { display: none; }
.radio-pill label {
  display: inline-block;
  background: #222;
  border: 2px solid var(--ui-muted);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ui-text);
  cursor: pointer;
  transition: background 0.2s, border 0.2s;
}
.radio-pill input[type="radio"]:checked + label {
  background: var(--ui-accent);
  border-color: var(--ui-accent);
  color: #fff;
}
.radio-pill label:hover { background: #333; }


.home-container {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  align-items: stretch; 
}


.card {
  background: #222;
  border: 2px solid var(--ui-accent);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
    flex: 1 1 calc(33.333% - 1.5rem); 
  max-width: 300px;   
}
.home-container .card {
  display: flex;              
  flex-direction: column;    
  justify-content: space-between; 
  background: #222;
  border: 2px solid var(--ui-accent);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}
@media (max-width: 600px) {
  .home-container .card {
    flex: 1 1 100%;
  }
}
.card h2 { margin-top: 0; }
.card .btn { margin-top: 10px; }


.play-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 10px;
}
#board {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 1 / 1;
  margin: 12px auto;
}
@media (max-width: 600px) {
  #board { max-width: 90vw; }
}
.highlight { background: rgba(0, 255, 0, 0.4) !important; }
.captured {
  min-height: 40px;
  display: flex;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
}
.cap {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
.controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 10px;
}
.movelist {
  max-height: 200px;
  overflow-y: auto;
  background: #222;
  border: 1px solid var(--ui-accent);
  padding: 10px;
  width: 280px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-top: 10px;
}
#status {
  font-size: 16px;
  font-weight: bold;
  margin-top: 10px;
  text-align: center;
  color: var(--ui-accent);
}


.openings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  padding: 20px;
}
.opening-card {
  background: #222;
  border: 2px solid var(--ui-accent);
  border-radius: 12px;
  padding: 15px;
  text-align: center;
}
.opening-card h2 { margin-top: 0; }
.opening-card button { margin-top: 10px; }
.opening-board {
  margin: 10px auto;
  width: 250px;
  max-width: 80vw;
}


.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  padding: 20px;
}
.achievement-card {
  background: #222;
  border: 2px solid var(--ui-accent);
  border-radius: 12px;
  padding: 15px;
  text-align: center;
}


.standings-table {
  width: 80%;
  margin: 20px auto;
  border-collapse: collapse;
  background: #222;
  border: 2px solid var(--ui-accent);
}
.standings-table th, .standings-table td {
  border: 1px solid var(--ui-accent);
  padding: 8px;
  text-align: center;
}
.game-list {
  list-style: none;
  padding: 0;
  margin: 20px auto;
  width: 80%;
}
.game-list li {
  background: #222;
  border: 1px solid var(--ui-accent);
  padding: 10px;
  margin-bottom: 8px;
  border-radius: 8px;
  cursor: pointer;
}


.replay-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  justify-content: center;
  align-items: center;
  z-index: 2000;
}
.replay-content {
  background: #222;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
}
.replay-board {
  width: 350px;
  height: 350px;
  max-width: 90vw;
  margin: 15px auto;
}
.replay-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
}


.settings-icon {
  position: fixed;
  top: 10px;
  right: 10px;
  font-size: 20px;
  background: var(--ui-accent);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  color: #fff;
  cursor: pointer;
}
.settings-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}
.settings-content {
  background: var(--ui-bg);
  color: var(--ui-text);
  padding: 20px;
  border-radius: 12px;
  width: 300px;
  max-width: 90vw;
}
.settings-actions {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
}
.board-preview {
  display: grid;
  grid-template-columns: repeat(4, 30px);
  grid-template-rows: repeat(2, 30px);
  margin: 10px 0;
  border: 2px solid var(--ui-accent);
}
.square { width: 30px; height: 30px; }
.square.light { background: var(--board-light); }
.square.dark { background: var(--board-dark); }


.site-footer {
  text-align: center;
  padding: 15px;
  font-size: 14px;
  opacity: 0.7;
  background: #111;
  border-top: 2px solid var(--ui-accent);
  margin-top: 30px;
}
.site-footer a {
  color: var(--ui-accent);
  text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; }


@media (max-width: 600px) {
  body { font-size: 14px; }
  .site-header h1 { font-size: 22px; }
  .site-header p { font-size: 14px; }
  .home-container { grid-template-columns: 1fr; }
  .card { margin: 0 auto; width: 90vw; }
  .openings-grid { grid-template-columns: 1fr; gap: 12px; }
  .opening-card { width: 90vw; margin: 0 auto; }
  .standings-table { font-size: 12px; width: 95vw; overflow-x: auto; display: block; }
  .game-list { width: 95vw; margin: 10px auto; font-size: 13px; }
  .achievements-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .achievement-card { font-size: 12px; padding: 10px; }
  #board { max-width: 90vw; }
  #capturedAI, #capturedPlayer {
    width: 90vw;
    justify-content: center;
    font-size: 20px;
    flex-wrap: wrap;
  }
  .movelist { width: 90vw; max-width: none; font-size: 12px; margin-top: 10px; }
  .controls, .settings-actions { flex-wrap: wrap; gap: 6px; justify-content: center; }
  .settings-content {
    width: 100vw; height: 100vh;
    border-radius: 0; padding: 20px; overflow-y: auto;
  }
  .settings-icon { width: 50px; height: 50px; font-size: 26px; }
  .replay-board { width: 90vw; height: 90vw; }
}
.setup-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  min-height: 100vh;       
  padding-top: 60px;       
  box-sizing: border-box;
  text-align: center;
}
.white-1e1d7 { background: var(--board-light) !important; }
.black-3c85d { background: var(--board-dark)  !important; }

.settings-icon {
  position: fixed;
  top: 10px;
  right: 10px;
  width: 48px;
  height: 48px;
  background: var(--ui-accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;

  display: flex;            
  align-items: center;
  justify-content: center;

  color: #fff;
  font-size: 22px;        
  line-height: 1;
  padding: 0;
}
#board .square-55d63 { position: relative; }




#board .square-55d63.highlight-to::after {
  border-color: #22c55e;
  box-shadow:
    0 0 10px rgba(34,197,94,.85),
    inset 0 0 6px rgba(34,197,94,.85);
}
#board .square-55d63.highlight {
  background: rgba(0, 128, 0, 0.6) !important;  
}
#board .square-55d63.highlight-to {
  background: rgba(0, 180, 0, 0.8) !important;  
}
#pieceSetSelect {
  padding: 6px 10px;
  border: 2px solid var(--ui-accent);
  border-radius: 6px;
  background: #222;
  color: var(--ui-text);
  font-weight: 600;
  cursor: pointer;
}
#pieceSetSelect:focus {
  outline: none;
  border-color: #fff;
}

body.mainevent main section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 2rem auto;
  text-align: center;
}


.standings-table {
  border-collapse: collapse;
  margin: 1rem auto;
  min-width: 60%;
  text-align: center;
  background: var(--ui-bg, #1c1c1c);
  color: var(--ui-text, #fff);
  border: 2px solid var(--ui-accent, #e63946);
  border-radius: 8px;
  overflow: hidden;
}

.standings-table th,
.standings-table td {
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--ui-accent, #e63946);
}

.standings-table th {
  background: var(--ui-accent, #e63946);
  color: #fff;
}


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


.game-list {
  list-style: none;
  padding: 0;
  margin: 1rem auto;
  text-align: center;
}

.game-list li {
  padding: 0.5rem 1rem;
  margin: 0.5rem 0;
  border: 1px solid var(--ui-accent, #e63946);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.game-list li:hover {
  background: var(--ui-accent, #e63946);
  color: #fff;
}





@media (max-width: 600px) {
 
  .navbar ul {
    flex-direction: column;
    gap: 10px;
  }
  .navbar a {
    display: block;
    width: 90%;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
    padding: 10px;
  }


  .home-container,
  .openings-grid,
  .achievements-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px;
  }

  .card,
  .opening-card,
  .achievement-card {
    width: 90vw;
    margin: 0 auto;
    box-sizing: border-box;
  }


  .standings-table {
    display: block;
    overflow-x: auto;
    width: 95vw;
    font-size: 13px;
  }

  .game-list {
    width: 95vw;
    margin: 0 auto;
    font-size: 13px;
  }
}


.achievement-popup {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #222;
  color: #fff;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
  z-index: 9999;
  animation: slideIn 0.3s ease-out;
}

.achievement-popup.fade-out {
  opacity: 0;
  transition: opacity 1s;
}

@keyframes slideIn {
  from { transform: translateX(150%); }
  to { transform: translateX(0); }
}

.achievements-header {
  text-align: center;
  margin: 20px auto;
}

.progress-counter {
  font-weight: bold;
  font-size: 1.1em;
  margin: 8px 0;
}

.progress-bar {
  width: 80%;
  max-width: 600px;
  height: 20px;
  background: #444;
  border-radius: 10px;
  margin: 10px auto;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #4caf50, #81c784);
  transition: width 0.5s ease-in-out;
}
   
    .nav-toggle {
      display: none;
      font-size: 24px;
      background: none;
      border: none;
      color: var(--ui-text);
      cursor: pointer;
    }

   
    @media (max-width: 768px) {
      .navbar {
        position: relative;
      }
      .navbar ul {
        display: none; 
        flex-direction: column;
        gap: 10px;
        background: #111;
        padding: 10px;
        position: absolute;
        top: 50px;
        right: 20px;
        border-radius: 8px;
      }
      .navbar ul.show {
        display: flex; 
      }
      .nav-toggle {
        display: block;
        position: absolute;
        top: 10px;
        right: 20px;
      }
    }
   
.navbar { background:#111; border-bottom:2px solid var(--ui-accent); position:relative; }
.navbar ul { list-style:none; margin:0; padding:10px 20px; display:flex; gap:15px; justify-content:center; }
.navbar a { color:var(--ui-text); text-decoration:none; }
.nav-toggle { display:none; font-size:26px; background:none; border:none; color:var(--ui-text); cursor:pointer; }


@media (max-width: 768px) {
  .nav-toggle { display:block; position:absolute; top:10px; right:20px; z-index:2; }
  .navbar ul {
    flex-direction:column;
    background:#111;
    border-radius:8px;
    position:absolute;
    top:50px;
    right:20px;
    overflow:hidden;
    max-height:0;
    padding:0 10px;           
    transition:max-height 0.25s ease;
  }
  .navbar ul.show { max-height:500px; } 
}

#game-area {
  position: relative;
  width: 400px;   
  height: 400px;
  margin: 0 auto;
  overflow: hidden; 
}

#background {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
  object-fit: cover;
}

#head {
  position: absolute;
  width: 100px;
  height: 100px;
  display: none;
  cursor: pointer;
  z-index: 2;
  transition: bottom 0.3s ease-in-out; 
}

#hatch {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 3;
  cursor: pointer;
  user-select: none;
}
#game-area, #head, #hatch, #restartBtn {
  touch-action: manipulation;
}
.modal {
  display: none; /* hidden by default */
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: var(--ui-bg);
  color: var(--ui-text);
  border: 2px solid var(--ui-accent);
  border-radius: var(--radius);
  padding: 20px;
  width: 280px;
  text-align: center;
  box-shadow: 0 0 20px rgba(0,0,0,0.6);
}

.modal-content h2 {
  margin-top: 0;
  font-size: 1.3rem;
}

.modal-content input {
  width: 80px;
  font-size: 1.2rem;
  text-transform: uppercase;
  text-align: center;
  margin: 10px 0;
  padding: 5px;
  border: 2px solid var(--ui-accent);
  border-radius: var(--radius);
  background: var(--ui-bg);
  color: var(--ui-text);
}

.modal-actions {
  margin-top: 10px;
}

.modal-actions button {
  padding: 8px 16px;
  background: var(--ui-accent);
  border: none;
  border-radius: var(--radius);
  color: var(--ui-text);
  cursor: pointer;
}


.modal[aria-busy="true"] .modal-actions button,
.modal[aria-busy="true"] input {
  opacity: 0.6;
  pointer-events: none;
}
.modal[aria-busy="true"] { cursor: progress; }