:root {
  font-family: Arial, Helvetica, sans-serif;
  color: #191919;
  background: #fff;
  font-synthesis: none;
  --blue: #2864ff;
  --gray: #929298;
  --line: #e8e8ed;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
button {
  font: inherit;
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: none;
}
button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 5px;
}
header {
  max-width: 1060px;
  margin: 38px auto 0;
  padding: 0 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.signature {
  font-family: "Brush Script MT", "Segoe Script", cursive;
  font-style: italic;
  font-size: 23px;
}
.nav {
  display: flex;
  gap: 8px;
}
.nav a,
.sound {
  width: 43px;
  height: 43px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: white;
  font-size: 18px;
}
.nav .active {
  background: #191919;
  color: white;
  border: 2px solid var(--blue);
}
main {
  max-width: 1000px;
  margin: 87px auto 0;
  padding: 0 36px;
}
.eyebrow {
  font-size: 10px;
  letter-spacing: 1.9px;
  font-weight: 600;
  color: #85858e;
  text-transform: uppercase;
}
.dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  margin-right: 9px;
  vertical-align: 2px;
}
h1 {
  font-size: clamp(46px, 6.3vw, 70px);
  line-height: 1.05;
  letter-spacing: -4px;
  margin: 25px 0 20px;
  font-weight: 600;
}
h1 span {
  color: var(--gray);
}
.intro {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  align-items: end;
}
.description {
  font-size: 15px;
  line-height: 1.85;
  color: #7d7d84;
  margin: 0;
}
.fair {
  font-family: "Brush Script MT", "Segoe Script", cursive;
  color: #929298;
  font-size: 23px;
  transform: rotate(-8deg);
  white-space: nowrap;
  padding-bottom: 10px;
}
.game-layout {
  border-top: 1px solid var(--line);
  margin-top: 42px;
  padding-top: 38px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 75px;
}
.board-wrap {
  position: relative;
}
.board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, minmax(0, 1fr));
  aspect-ratio: 1;
  position: relative;
  gap: 1px;
  border: 1px solid #c8c8d0;
  background: #c8c8d0;
}
.cell {
  border: 0;
  border-radius: 0;
  padding: 0;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(45px, 6vw, 72px);
  font-weight: 300;
  line-height: 1;
  color: #222;
  position: relative;
  min-width: 0;
  min-height: 0;
  transition:
    background 0.25s,
    color 0.25s,
    transform 0.25s;
}
.cell:disabled {
  cursor: default;
}
.cell:not(:disabled):hover {
  background: #f7f9ff;
}
.cell:not(:disabled):hover:after {
  content: "×";
  color: #d8d8df;
  position: absolute;
}
.cell.o {
  color: var(--blue);
}
.cell.win {
  background: #f0f4ff;
}
.cell.stolen {
  animation: steal 0.7s ease both;
}
.cell.placed {
  animation: pop 0.25s ease;
}
.board.cheating {
  animation: shake 0.35s ease;
}
.board-note {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: #95959e;
  margin-top: 22px;
}
.legend {
  display: flex;
  gap: 18px;
}
.legend b {
  font-size: 15px;
  color: #191919;
  margin-right: 6px;
  font-weight: 400;
}
.legend .blue {
  color: var(--blue);
}
aside {
  padding-top: 5px;
}
.status-pill {
  font-size: 10px;
  letter-spacing: 1.1px;
  display: inline-flex;
  align-items: center;
  background: #f5f6f8;
  border-radius: 30px;
  padding: 10px 13px;
}
.status-pill .dot {
  margin-right: 7px;
  vertical-align: 0;
}
.status-title {
  font-size: 29px;
  letter-spacing: -1px;
  line-height: 1.2;
  margin: 23px 0 12px;
}
.status-copy {
  color: #85858d;
  font-size: 14px;
  line-height: 1.8;
  min-height: 51px;
  margin: 0;
}
.score {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-top: 27px;
  padding: 21px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.score small {
  font-size: 10px;
  color: #8c8c94;
  letter-spacing: 1.4px;
}
.score strong {
  display: block;
  font-size: 44px;
  font-weight: 500;
  letter-spacing: -2px;
  margin-top: 9px;
}
.score > div + div {
  border-left: 1px solid var(--line);
  padding-left: 28px;
}
.score .house-score {
  color: var(--blue);
}
.score-caption {
  font-size: 10px;
  color: #a1a1a8;
  margin: 12px 0 25px;
}
.replay {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  border: 0;
  border-radius: 28px;
  color: white;
  background: #191919;
  padding: 17px 22px;
  font-size: 13px;
}
.replay:hover {
  background: #303035;
}
.rules {
  margin-top: 54px;
  border-top: 1px solid var(--line);
  padding: 23px 0;
  display: flex;
  gap: 22px;
  align-items: baseline;
}
.rules p {
  color: #8c8c94;
  font-size: 12px;
  line-height: 1.8;
  margin: 0;
}
.rules .eyebrow {
  white-space: nowrap;
}
footer {
  max-width: 1000px;
  margin: 45px auto 30px;
  padding: 0 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #97979e;
  font-size: 11px;
}
footer a {
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
}
.toast {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: #191919;
  color: white;
  padding: 14px 19px;
  border-radius: 30px;
  font-size: 12px;
  white-space: nowrap;
  box-shadow: 0 8px 30px #0002;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 3;
}
.toast.show {
  opacity: 1;
}
@keyframes pop {
  from {
    transform: scale(0.7);
    opacity: 0.2;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}
@keyframes steal {
  0% {
    transform: scale(1);
    background: #fff;
  }
  45% {
    transform: scale(0.75) rotate(-12deg);
    background: #e2eaff;
  }
  100% {
    transform: scale(1);
    background: #f0f4ff;
  }
}
@keyframes shake {
  25% {
    transform: translateX(-4px);
  }
  75% {
    transform: translateX(4px);
  }
}
@media (max-width: 650px) {
  header {
    margin-top: 23px;
    padding: 0 24px;
  }
  .signature {
    font-size: 19px;
  }
  main {
    margin-top: 57px;
    padding: 0 24px;
  }
  h1 {
    letter-spacing: -2.7px;
  }
  .intro {
    display: block;
  }
  .fair {
    display: none;
  }
  .game-layout {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 30px;
    padding-top: 25px;
  }
  .board-wrap {
    max-width: 420px;
    width: 100%;
    margin: auto;
  }
  .cell {
    font-size: 64px;
  }
  aside {
    padding-top: 0;
  }
  .status-title {
    margin-top: 16px;
  }
  .status-copy {
    min-height: 0;
  }
  .score {
    margin-top: 20px;
  }
  .score strong {
    font-size: 38px;
  }
  .rules {
    margin-top: 35px;
    display: block;
  }
  .rules p {
    margin-top: 12px;
  }
  footer {
    padding: 0 24px;
    margin-top: 20px;
    gap: 20px;
    line-height: 1.6;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
}

.incidents {
  border-top: 1px solid var(--line);
  margin-top: 38px;
  padding-top: 25px;
}
.incident-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.incident-heading span {
  font-size: 11px;
  color: var(--gray);
}
#incident-log {
  padding: 0;
  list-style: none;
  max-height: 180px;
  overflow: auto;
  font-size: 13px;
  color: #7d7d84;
  line-height: 1.7;
}
#incident-log li {
  padding: 9px 0;
  border-bottom: 1px solid #f2f2f5;
}
.appeal {
  border: 1px solid var(--line);
  background: white;
  padding: 10px 16px;
  border-radius: 25px;
  font-size: 12px;
}
.erasing:after {
  content: "×";
  position: absolute;
  color: #999;
  animation: vanish 0.7s forwards;
}
@keyframes vanish {
  to {
    opacity: 0;
    transform: translateY(-20px) rotate(25deg) scale(0.4);
  }
}