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

/* Page styling */
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  min-height: 100vh;
  background: linear-gradient(135deg, #e0e7ff 0%, #f4f4f4 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 2vw;
}

/* Title styling */
h1 {
  color: #222;
  margin: 2vw 0 1vw 0;
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: 2px;
  text-shadow: 0 2px 8px #b3b3b3;
}

/* Information section styling */
.information {
  margin-bottom: 2vw;
  padding: 1vw 2vw;
  border: 2px solid #333;
  border-radius: 1rem;
  background: linear-gradient(90deg, #fff 60%, #e0e7ff 100%);
  width: 90vw;
  max-width: 600px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.information ul {
  display: flex;
  justify-content: space-between;
  list-style-type: none;
  padding: 0;
  flex-wrap: wrap;
}

.information li {
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 500;
  margin: 0 1vw;
  display: flex;
  align-items: center;
  gap: 0.5em;
}

#x-wins::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url('player-x.png') center/contain no-repeat;
  vertical-align: middle;
}
#o-wins::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url('player-o.png') center/contain no-repeat;
  vertical-align: middle;
}

/* Turn indicator styling */
#turn-indicator {
  margin: 2vw 0;
  padding: 1vw 2vw;
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: bold;
  border-radius: 1rem;
  background: linear-gradient(90deg, #fff 70%, #e0e7ff 100%);
  border: 2px solid #333;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  width: 90vw;
  max-width: 600px;
  text-align: center;
}

/* Container for game board */
.container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 40vh;
  border: 2px solid #333;
  border-radius: 1rem;
  background: linear-gradient(135deg, #fff 60%, #e0e7ff 100%);
  padding: 2vw;
  box-shadow: 0 4px 24px rgba(0,0,0,0.09);
  width: 90vw;
  max-width: 600px;
}

/* Game grid styling */
.game {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2vw;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 400px;
  max-height: 400px;
}

/* Individual box styling */
.box {
  border: 2px solid #333;
  background: linear-gradient(135deg, #007bff 70%, #0056b3 100%);
  border-radius: 1rem;
  font-size: clamp(2.5rem, 8vw, 4rem);
  color: #fff;
  width: 100%;
  height: 100%;
  min-width: 80px;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.3s, transform 0.1s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.09);
  position: relative;
  overflow: hidden;
}

.box:hover:not(:disabled) {
  background: linear-gradient(135deg, #0056b3 70%, #007bff 100%);
  transform: scale(1.05);
  box-shadow: 0 4px 16px rgba(0,0,0,0.13);
}

.box:active:not(:disabled) {
  transform: scale(0.97);
}

.box:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* If you want to show images for X/O instead of text, use this: */
.box[data-value="X"] {
  background: linear-gradient(135deg, #ff4e50 70%, #f9d423 100%);
}
.box[data-value="O"] {
  background: linear-gradient(135deg, #43cea2 70%, #185a9d 100%);
}
.box[data-value="X"]::after {
  content: "";
  display: block;
  width: 60%;
  height: 60%;
  background: url('player-x.png') center/contain no-repeat;
}
.box[data-value="O"]::after {
  content: "";
  display: block;
  width: 60%;
  height: 60%;
  background: url('player-o.png') center/contain no-repeat;
}

/* Button container styling */
.btn {
  margin-top: 2vw;
  display: flex;
  gap: 2vw;
  justify-content: center;
  width: 90vw;
  max-width: 600px;
}

/* Button styling */
.btn button {
  padding: 0.8em 2em;
  font-size: clamp(1rem, 2vw, 1.2rem);
  border: none;
  border-radius: 1rem;
  background: linear-gradient(90deg, #007bff 70%, #0056b3 100%);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0,0,0,0.09);
  transition: background 0.3s, transform 0.1s;
}

.btn button:hover {
  background: linear-gradient(90deg, #0056b3 70%, #007bff 100%);
  transform: scale(1.05);
}

.btn button:active {
  transform: scale(0.97);
}

/* Responsive adjustments */
@media (max-width: 700px) {
  .information, .container, .btn, #turn-indicator {
    max-width: 98vw;
    width: 98vw;
    padding: 2vw 1vw;
  }
  .game {
    max-width: 98vw;
    max-height: 98vw;
    gap: 3vw;
  }
  .box {
    min-width: 60px;
    min-height: 60px;
    font-size: clamp(2rem, 10vw, 3rem);
  }
}

@media (max-width: 400px) {
  h1 {
    font-size: 1.5rem;
  }
  .box {
    min-width: 40px;
    min-height: 40px;
    font-size: 2rem;
  }
}