:root {
  --background-color: #eeeeee;
  --text-color: #000;
  --icon-color: #ff8c00;
  --button-color: #f3bf0d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 62.5%;
  background-color: var(--background-color);
  color: var(--text-color);
}

#header:nth {
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: auto;
  padding: 0.5em;
  border-bottom: 2px solid;
  position: fixed;
  top: 0;
  z-index: 1;
  background-color: var(--background-color);
}

#header-img {
  width: auto;
  height: 60px;
  display: block;
  max-width: 200px;
  object-fit: contain;
  margin: 0 auto;
  cursor: pointer;
  aspect-ratio: auto;
}

#nav-bar {
  display: flex;
  justify-content: center;
  gap: 4em;
  align-items: center;
}

.nav-link {
  padding: 0 1rem;
  text-decoration: none;
  color: var(--text-color);
  font-size: 1, 3em;
  font-weight: bold;
  cursor: pointer;
  text-wrap: nowrap;
}

.nav-link:hover {
  color: var(--button-color);
  text-decoration: underline 2px var(--button-color);
  font-weight: bold;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 8em;
}

h1 {
  font-size: 3em;
  text-align: center;
  padding: 0 0.5em;
}

#form {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

#email {
  width: 120%;
  height: 30px;
  margin-bottom: 1em;
  border-radius: 0.5em;
  text-align: center;
  border: 2px solid var(--text-color);
}

#submit {
  background-color: var(--button-color);
  color: var(--text-color);
  font-weight: bold;
  padding: 0.3em 1.5em;
  border-radius: 0.5em;
  text-transform: uppercase;
  border: 2px solid var(--text-color);
  cursor: pointer;
  font-size: 1.5em;
}

#submit:hover {
  background-color: transparent;
  color: var(--button-color);
  border: 2px solid var(--button-color);
}

#email:hover {
  border: 2px solid var(--button-color);
}

#features {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 4em;
}

h2 {
  font-size: 2em;
  text-align: center;
  text-decoration: underline 2px var(--icon-color);
}

#feature-container {
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  flex-wrap: wrap;
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 1em;
}

.material-symbols-outlined {
  font-variation-settings: "FILL" 0, "wght" 500, "GRAD" -25, "opsz" 48;
  scale: 1.8;
  color: var(--icon-color);
  margin-bottom: 0.3em;
}

.feature div {
  text-align: center;
  margin-bottom: 2em;
  width: 85%;
}

h3 {
  font-size: 1.5em;
  margin-bottom: -0.1em;
}

.description {
  font-size: 1.3em;
  text-align: center;
}

#how-it-works {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2em;
}

iframe {
  width: 100%;
  height: auto;
  padding: 0 3em;
  margin-bottom: 4em;
}

.price-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 85%;
  margin: 0 auto;
}

.price-card h3 {
  margin-bottom: 0.5em;
  font-size: 2em;
}

b {
  font-size: 2.5em;
  font-style: italic;
  border: 2px solid;
  padding: 0 0.5em;
  border-radius: 0.5em;
}

.price-card p[class="description"] {
  margin-top: -0.1em;
}

.buy-now {
  text-decoration: none;
  background-color: var(--button-color);
  color: var(--text-color);
  font-weight: bold;
  padding: 0.3em 1.5em;
  border-radius: 0.5em;
  text-transform: uppercase;
  font-size: 1.5em;
}

.buy-now:hover {
  background-color: transparent;
  color: var(--button-color);
  outline: 2px solid var(--button-color);
}

#footer {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin: 0 2em;
  margin-top: 4em;
  border-top: 2px solid;
  padding: 1em 0;
}

#footer-item a {
  text-decoration: none;
  color: var(--text-color);
  padding: 0 1em;
}

#footer-item a:hover {
  text-decoration: 2px underline var(--button-color);
}

#footer p {
  font-style: italic;
  font-size: 1.1em;
}

@media screen and (min-width: 768px) {
  .nav-link {
    font-size: 1.5em;
  }

  h1 {
    font-size: 5em;
  }

  #email {
    scale: 1.5;
  }

  #submit {
    scale: 1.5;
    margin: 2.5em 0;
  }

  h2 {
    font-size: 3em;
  }

  #feature-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
  }

  h3 {
    font-size: 2em;
  }

  .description {
    font-size: 1.5em;
  }

  iframe {
    height: 400px;
    width: 100%;
    max-width: 80%;
  }

  #pricing-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
  }

  .price-card p[class="description"] {
    margin-top: 0.5em;
  }

  #footer-item a {
    font-size: 1.3em;
    padding: 0 1em 0 0;
  }

  #footer p {
    font-size: 1.3em;
  }
}