:root {
  --bg-color: #121212;
  --text-color: #ffffff;
  --primary-color: #1e88e5;
  --secondary-color: #21a721;
  --tertary-color: #f89313;
  --correct-color: #4caf50;
  --incorrect-color: #f44336;
  --partial-color: #ff9800;
  --border-color: #333333;
  --topic-color: #e73e0b;
  --disable-color: #333;
}

.light-theme {
  --bg-color: #f5f5f5;
  --text-color: #212121;
  --primary-color: #1976d2;
  --secondary-color: #21a721;
  --correct-color: #388e3c;
  --incorrect-color: #d32f2f;
  --partial-color: #f57c00;
  --border-color: #bdbdbd;
  --topic-color: #e73e0b;
  --disable-color: #333;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: "Poppins", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
}
.heading {
  display: flex;
  justify-content: center;

  gap: 10px;
  text-align: center;
  padding: 10px 0 10px 0;
  margin: 0 0 10px;
  background-color: var(--border-color);
}
.heading .dark-light-icon {
  width: 30px;
  height: 30px;
}
.guess-game {
  text-align: center;
  width: 90%;
  max-width: 1000px;
  margin: 0 auto;

  display: block;
  padding: 20px;
}
.game-area {
  padding: 10px;
  text-align: center;
  background-color: var(--border-color);
}
.inputs > div {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  span {
    font-size: 30px;
    margin-right: 15px;
    font-weight: bold;
  }
}
.disabled-inputs {
  opacity: 0.5;
  pointer-events: none;
}
.inputs input {
  margin: 0 5px;
  width: 60px;
  height: 60px;
  text-align: center;
  font-size: 50px;
  caret-color: var(--secondary-color);
  color: var(--text-color);
  background: var(--bg-color);
  border: none;
  border-bottom: 3px solid var(--secondary-color);
  color: var(--text-color);
  &:focus {
    outline-color: var(--primary-color);
  }

  &.yes-totally-correct {
    background-color: var(--correct-color);
    border: var(--tertary-color);
  }
  &.no-wrong-placed {
    background-color: var(--partial-color);
    border: var(--tertary-color);
  }
  &.no-totally-incorrect {
    background-color: var(--incorrect-color);
    border: var(--tertary-color);
  }
}
.game-area .control {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 500px;
  max-width: 100%;
  margin: 30px auto;
  gap: 10px;
  flex-wrap: wrap;
  .check {
    background-color: var(--primary-color);
    flex: 1;
  }
  .hint {
    background-color: var(--secondary-color);
    width: fit-content;
  }
  button {
    border: none;
    font-size: 25px;
    padding: 15px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-color);
  }
}
.game-area h2 {
  font-size: 25px;
  padding: 20px;
  span {
    color: var(--topic-color);
  }
}

.key-colors {
  display: block;
}
.key-colors h2 {
  font-size: 30px;
  margin: 10px 0 0 0;
}
.key-colors .colors {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.key-colors .color {
  display: flex;
  align-items: center;
  padding: 15px;
  background-color: var(--border-color);
  margin-bottom: 10px;
  width: 300px;
  margin: 10px auto;
}

.key {
  padding: 15px;
  border-radius: 50%;
  margin-right: 10px;
}

.totally-correct {
  background-color: var(--correct-color);
}
.wrong-placed {
  background-color: var(--partial-color);
}
.totally-incorrect {
  background-color: var(--incorrect-color);
}

.key-text {
  font-size: 20px;
  font-weight: bold;
}

.footer {
  text-align: center;
  position: 20px;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--border-color);
  padding: 5px;
  font-weight: bold;
  font-size: 20px;
}
.footer::after {
  content: " 👈(ﾟヮﾟ👈)";
}
.footer::before {
  content: "(👉ﾟヮﾟ)👉 ";
}
.light-theme .footer span {
  text-decoration: underline;
}
.light-theme .footer::after {
  content: "^";
}

.light-theme .footer::before {
  content: "^";
}
.start-popup {
  position: fixed;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  width: 300px;

  z-index: 1000;
  left: 50%;
  top: 50%;
  border: 2px var(--text-color) solid;
  transform: translate(-50%, -50%);
  background-color: var(--border-color);
  padding: 20px;
  border-radius: 8px;
  color: var(--text-color);
}
.finish {
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  padding: 15px;
  display: none;
}
.finish.good {
  color: var(--correct-color);
}
.finish.bad {
  color: var(--incorrect-color);
}
.settings {
  display: block;
  width: 100%;
  text-align: center;
}
.settings .difficulty-select {
  width: 50%;
  height: 50px;
  border-radius: 8px;
  text-align: center;
  font-size: 15px;
  font-weight: bold;
}
.trials-number {
  width: 50%;
  height: 50px;
  border-radius: 8px;
  text-align: center;
  font-size: 15px;
  font-weight: bold;
}
.settings label {
  margin: 10px;
  display: block;
  font-size: 20px;
  width: 100%;
}
.start-btn {
  font-size: 25px;
  width: 100%;
  margin: 10px auto;
  height: 50px;
  border-radius: 8px;
  background-color: var(--tertary-color);
  border: none;
  outline: none;
  cursor: pointer;
}

.disable {
  background-color: var(--disable-color);
}

@media (max-width: 650px) {
  .guess-game {
    width: 100%;
  }
  .game-area {
    width: 100%;
    margin: 10px 0;
    h2 {
      font-size: 15px;
    }
    .control {
      margin-bottom: 10px;
      button {
        font-size: 20px;
        padding: 10px 15px;
      }
    }
    .inputs div span {
      font-size: 15px;
    }
    .inputs input {
      width: 35px;
      height: 35px;
      font-size: 20px;
    }
  }
  .footer::after {
    content: "`(*>﹏<*)′";
  }
  .footer::before {
    content: "";
  }
}