@font-face {
  font-family: 'Poppins';
  src: url('./assets/fonts/Poppins-Regular.ttf') format('truetype');
  font-weight: 400;
}

@font-face {
  font-family: 'Poppins';
  src: url('./assets/fonts/Poppins-Bold.ttf') format('truetype');
  font-weight: 700;
}

@font-face {
  font-family: 'Poppins';
  src: url('./assets/fonts/Poppins-ExtraBoldItalic.ttf') format('truetype');
  font-style: italic;
  font-weight: 800;
}

:root {
  --purple: hsl(259, 100%, 65%);
  --light-red: hsl(0, 100%, 67%);
  --white: hsl(0, 0%, 100%);
  --off-white: hsl(0, 0%, 94%);
  --light-grey: hsl(0, 0%, 86%);
  --smokey-grey: hsl(0, 1%, 44%);
  --off-black: hsl(0, 0%, 8%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
  gap: 1.25rem;
  background: var(--off-white);
  font-family: 'Poppins', sans-serif;
  color: var(--off-black);
}

.card {
  width: min(52rem, 100%);
  background: var(--white);
  border-radius: 1.5rem 1.5rem 7rem;
  padding: clamp(1.5rem, 3.5vw, 3rem);
  box-shadow: 0 0.75rem 1.5rem rgb(0 0 0 / 8%);
}

.form-container {
  display: flex;
  gap: clamp(0.75rem, 2vw, 2rem);
}

.field {
  width: min(10rem, 31%);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--smokey-grey);
  font-size: 0.75rem;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--light-grey);
  border-radius: 0.5rem;
  padding: 0.75rem 0.95rem;
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 700;
  font-family: inherit;
}

input:focus-visible {
  outline: 1px solid var(--purple);
  border-color: var(--purple);
}

small {
  display: block;
  min-height: 1.2rem;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--light-red);
  font-style: italic;
}

.field.error label {
  color: var(--light-red);
}

.field.error input {
  border-color: var(--light-red);
}

.divider {
  position: relative;
  margin-block: 1rem 0.5rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--light-grey);
  margin: 0;
}

.submit-btn {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4.75rem;
  aspect-ratio: 1;
  border: 0;
  border-radius: 50%;
  background: var(--purple);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background-color 0.2s ease;
}

.submit-btn:hover,
.submit-btn:focus-visible {
  background: var(--off-black);
}

.output h1 {
  margin: 0;
  font-size: clamp(2.75rem, 8vw, 5rem);
  line-height: 1.05;
  font-style: italic;
  font-weight: 800;
}

.output span {
  color: var(--purple);
}

.attribution {
  font-size: 0.7rem;
  text-align: center;
}

.attribution a {
  color: hsl(228, 45%, 44%);
}

@media (max-width: 40rem) {
  .card {
    border-radius: 1.5rem 1.5rem 5rem;
    padding: 1.5rem;
  }

  .field {
    width: 100%;
  }

  .divider {
    margin-block: 0.75rem 2rem;
  }

  .submit-btn {
    left: 50%;
    right: auto;
    width: 4rem;
    transform: translate(-50%, -50%);
  }
}