@import url("https://fonts.googleapis.com/css2?family=Poppins&display=swap");

/** Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

html {
  width: 100%;
  height: 100vh;
}

input:focus,
textarea:focus {
  outline: none;
}

/** Main Section */
.main {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background-image: url("./Image/background.jpg");
}

.main h1#intro {
  font-size: 46px;
  text-align: center;
  margin: 0 0 20px 0;
  color: #000;
}

/** Calculator Section */
.calculator {
  display: flex;
  color: #fff;
}

/* Calculator Left Section */
.calculatorLeft {
  width: 360px;
  height: 100%;
  padding: 40px;
  background-color: #1d283a;
}

.calculatorLeft input {
  width: 100%;
  font-size: 32px;
  text-align: right;
  padding: 5px 8px;
  margin: 0px 0px 5px;
  border: 3px solid #344356;
  color: #fff;
  background-color: #1d283a;
}

.calculatorLeft .rows {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  margin: 5px 0px;
}

.calculatorLeft .rows:last-child {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  margin: 5px 0px 0px;
}

.calculatorLeft .rows button {
  width: 100%;
  height: 60px;
  font-size: 18px;
  font-weight: bolder;
  padding: 4px;
  border: none;
  cursor: pointer;
  color: white;
  background-color: #344356;
}

.calculatorLeft .rows button.bigger {
  width: 138px;
}

/* Calculator Right Section */
.calculatorRight {
  width: 360px;
  padding: 40px;
  background-color: #000;
}

.calculatorRight h3 {
  text-align: center;
  margin: 0px 0px 15px;
}

.calculatorRight textarea#history {
  width: 100%;
  height: calc(100% - 44px);
  font-size: 12px;
  text-align: center;
  padding: 10px;
  border: 1px solid #344356;
  resize: none;
  cursor: pointer;
  color: white;
  background-color: #000;
}

.calculatorRight textarea#history::-webkit-scrollbar {
  width: 4px;
}

.calculatorRight textarea#history::-webkit-scrollbar-thumb {
  background: #344356;
}

/** Media Queries Section */
@media screen and (max-width: 950px) {
  /** Main Section */
  .main h1#intro {
    font-size: 36px;
  }

  /* Calculator Left Section */
  .calculatorLeft {
    width: 300px;
    padding: 30px;
  }

  .calculatorLeft input {
    font-size: 28px;
    padding: 4px 8px;
  }

  .calculatorLeft .rows button {
    height: 50px;
  }

  .calculatorLeft .rows button.bigger {
    width: 118px;
  }

  /* Calculator Right Section */
  .calculatorRight {
    width: 300px;
    padding: 30px;
  }
}

@media screen and (max-width: 680px) {
  /** Main Section */
  .main h1#intro {
    font-size: 28px;
  }

  /* Calculator Left Section */
  .calculatorLeft {
    width: 240px;
    padding: 20px;
  }

  .calculatorLeft input {
    font-size: 24px;
    padding: 4px 8px;
  }

  .calculatorLeft .rows button {
    height: 40px;
    font-size: 16px;
  }

  .calculatorLeft .rows button.bigger {
    width: 98px;
  }

  /* Calculator Right Section */
  .calculatorRight {
    width: 240px;
    padding: 20px;
  }
}

@media screen and (max-width: 480px) {
  /** Main Section */
  .main {
    display: block;
    overflow-y: auto;
  }

  .main h1#intro {
    margin: 20px 0px;
  }

  /** Calculator Section */
  .calculator {
    height: 100%;
    display: flex;
    align-items: center;
    flex-direction: column;
    margin-bottom: 20px;
  }

  /* Calculator Left Section */
  .calculatorLeft {
    width: 300px;
    height: fit-content;
    padding: 30px;
  }

  .calculatorLeft input {
    font-size: 32px;
    padding: 4px 8px;
  }

  .calculatorLeft .rows button {
    height: 50px;
    font-size: 18px;
  }

  .calculatorLeft .rows button.bigger {
    width: 117px;
  }

  /* Calculator Right Section */
  .calculatorRight {
    width: 300px;
    height: 100%;
    padding: 30px;
  }
}