* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: #e6e2e8;
  color: #1a1a1a;
  font-family: Georgia, "Times New Roman", serif;
}

#wrapper {
  width: 92%;
  max-width: 1300px;
  margin: 0 auto;
  background-color: #ebe3ee;
}

header {
  background-color: #d8cedd;
  border: 1px solid #8f8395;
  text-align: center;
  padding: 1.5rem 1rem;
}

header h1 {
  margin: 0;
  font-size: 2.3rem;
  letter-spacing: 1px;
}

.tagline {
  margin-top: 0.5rem;
  font-size: 1.05rem;
}

.top-bar {
  display: grid;
  grid-template-columns: 3fr 1fr;
  border-left: 1px solid #8f8395;
  border-right: 1px solid #8f8395;
}

nav {
  background-color: #d8cedd;
  border-bottom: 1px solid #8f8395;
  border-right: 1px solid #8f8395;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}

nav li {
  flex: 1;
}

nav a {
  display: block;
  text-align: center;
  text-decoration: none;
  color: #1a1a1a;
  padding: 0.9rem;
  font-size: 1.2rem;
}

nav a:hover {
  background-color: #cbbdce;
}

.search-box {
  background-color: #d8cedd;
  border-bottom: 1px solid #8f8395;
  padding: 0.7rem 1rem;
  text-align: center;
}

.search-box label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1.1rem;
}

.search-box input {
  width: 85%;
  padding: 0.5rem;
  border: 1px solid #8f8395;
}

.home-layout {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-areas:
    "intro intro links"
    "image desc1 desc2"
    "image desc3 desc3";
  border-left: 1px solid #8f8395;
  border-right: 1px solid #8f8395;
}

.intro-box,
.links-box,
.image-box,
.desc-box,
.full-box,
.guide-card,
.quiz-form-box,
.quiz-side-box {
  background-color: #e7dfea;
  border: 1px solid #9d91a2;
  padding: 1.2rem;
}

.intro-box {
  grid-area: intro;
  min-height: 250px;
}

.links-box {
  grid-area: links;
  min-height: 250px;
}

.image-box {
  grid-area: image;
  min-height: 380px;
}

.one {
  grid-area: desc1;
}

.two {
  grid-area: desc2;
}

.three {
  grid-area: desc3;
}

.image-box img,
.guide-card img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid #8f8395;
}

.links-box ul {
  padding-left: 1.2rem;
}

.button-row {
  margin-top: 1.2rem;
}

.button {
  display: inline-block;
  text-decoration: none;
  color: #1a1a1a;
  background-color: #ddd2e1;
  border: 1px solid #8f8395;
  padding: 0.7rem 1rem;
  margin-right: 0.6rem;
  margin-top: 0.3rem;
}

.button:hover {
  background-color: #cdbed2;
}

.desc-box .button {
  margin-top: 0.8rem;
}

.guides-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-left: 1px solid #8f8395;
  border-right: 1px solid #8f8395;
}

.full-box {
  grid-column: 1 / -1;
}

.guide-card {
  min-height: 100%;
}

.quiz-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 0;
  border-left: 1px solid #8f8395;
  border-right: 1px solid #8f8395;
}

.quiz-layout .full-box {
  grid-column: 1 / -1;
}

.quiz-form-box {
  min-height: 100%;
}

.quiz-side-box {
  min-height: 100%;
}

.form-row {
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: bold;
}

input[type="text"],
select {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid #8f8395;
  font-size: 1rem;
  font-family: Georgia, "Times New Roman", serif;
}

.form-buttons input {
  padding: 0.7rem 1rem;
  border: 1px solid #8f8395;
  background-color: #ddd2e1;
  cursor: pointer;
  margin-right: 0.5rem;
  font-family: Georgia, "Times New Roman", serif;
}

.form-buttons input:hover {
  background-color: #cdbed2;
}

.error-message {
  display: block;
  color: #8b0000;
  margin-top: 0.3rem;
  font-size: 0.9rem;
}

footer {
  background-color: #d8cedd;
  border: 1px solid #8f8395;
  text-align: center;
  padding: 1rem;
}

@media only screen and (max-width: 768px) {
  #wrapper {
    width: 100%;
  }

  .top-bar {
    grid-template-columns: 1fr;
  }

  nav {
    border-right: none;
  }

  nav ul {
    flex-direction: column;
  }

  .home-layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "intro"
      "links"
      "image"
      "desc1"
      "desc2"
      "desc3";
  }

  .guides-layout,
  .quiz-layout {
    grid-template-columns: 1fr;
  }

  .quiz-layout .full-box {
    grid-column: auto;
  }
}