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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background-color: #1a1a1a;
  color: #ffffff;
  height: 100vh;
  overflow: hidden;
}

.main-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

.left-sidebar {
  width: 280px;
  background-color: #2d2d2d;
  border-right: 1px solid #404040;
  display: flex;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
}

.sidebar-header {
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid #404040;
}

.sidebar-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: #ffffff;
}

.engine-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-group label {
  font-size: 14px;
  color: #cccccc;
  font-weight: 500;
}

.control-group select {
  padding: 8px 12px;
  background-color: #1a1a1a;
  color: #ffffff;
  border: 1px solid #404040;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
}

.control-group select:hover {
  border-color: #555555;
}

.control-group select:focus {
  outline: none;
  border-color: #666666;
}

.control-group input[type="checkbox"] {
  margin-right: 8px;
  cursor: pointer;
}

.control-group button {
  padding: 10px 16px;
  background-color: #404040;
  color: #ffffff;
  border: 1px solid #555555;
  border-radius: 4px;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.control-group button:hover {
  background-color: #505050;
}

.control-group button:active {
  background-color: #353535;
}

.board-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background-color: #1a1a1a;
  overflow: auto;
}

table {
  border: solid 2px #404040;
  margin: 0 auto;
  height: 512px;
  width: 512px;
  transition: transform 0.5s ease-in-out;
  transform: rotate(0deg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.flipped-table {
  transform: rotate(180deg);
  transition: transform 0.5s ease-in-out;
}

tr {
  border-bottom: solid 2px #404040;
}

td {
  width: 64px;
  height: 64px;
  position: relative;
}

img {
  transition: transform 0.5s ease-in-out;
  transform: rotate(0deg);
  width: 64px;
  height: 64px;
  display: block;
}

.flipped-piece {
  transform: rotate(180deg);
  transition: transform 0.5s ease-in-out;
}

.white-field {
  background-color: #f0d9b5;
}

.black-field {
  background-color: #b58863;
}

.right-sidebar {
  width: 280px;
  background-color: #2d2d2d;
  border-left: 1px solid #404040;
  display: flex;
  flex-direction: column;
  padding: 20px;
}

.moves-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.moves-list {
  flex: 1;
  overflow-y: auto;
  font-size: 14px;
  color: #cccccc;
}

.moves-list::-webkit-scrollbar {
  width: 8px;
}

.moves-list::-webkit-scrollbar-track {
  background: #1a1a1a;
}

.moves-list::-webkit-scrollbar-thumb {
  background: #555555;
  border-radius: 4px;
}

.moves-list::-webkit-scrollbar-thumb:hover {
  background: #666666;
}

.move-item {
  padding: 8px 12px;
  border-bottom: 1px solid #404040;
  font-family: "Courier New", monospace;
}

.move-item:hover {
  background-color: #353535;
}

.move-number {
  color: #888888;
  margin-right: 8px;
}

.move-white {
  color: #ffffff;
}

.move-black {
  color: #aaaaaa;
}