@import url("https://fonts.googleapis.com/css2?family=Nunito+Sans:ital,opsz,wght@0,6..12,200..1000;1,6..12,200..1000&display=swap");
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Nunito Sans", sans-serif;
}
:root {
  --background: hsl(0, 0%, 95%);
  --secondary-background: hsl(0, 100%, 100%);
  --color: hsl(207, 26%, 17%);
}
body,
header,
.country,
input,
select {
  transition: background-color 0.5s ease, color 0.5s ease;
}

body {
  height: 100vh;
  width: 100%;
  background-color: var(--background);
}
.dark-mode {
  --background: hsl(207, 26%, 17%);
  --secondary-background: hsl(209, 23%, 22%);
  --color: hsl(0, 0%, 99%);
}
header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5rem;
  background-color: var(--secondary-background);
  color: var(--color);
}
header span:first-child {
  font-size: 1.6rem;
  font-weight: 800;
}

header img {
  margin-right: 0.5rem;
  cursor: pointer;
}
.search-container {
  width: 100%;
  padding: 0 5rem;
  margin: 3rem 0;
  display: flex;
  justify-content: space-between;
}
.search-container div {
  position: relative;
  width: 45%;
}
.search-container div img {
  position: absolute;
  inset: 0.8rem;
}
.search-container div input {
  width: 100%;
  padding: 0.9rem 0.6rem 0.9rem 3rem;
  background-color: var(--secondary-background);
  border: none;
  outline: none;
  font-size: 1rem;
  font-weight: 600;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
  color: var(--color);
}
.search-container select {
  height: inherit;
  width: 15%;
  outline: none;
  border: none;
  padding: 0 0.8rem;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
  background-color: var(--secondary-background);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color);
}

.countries {
  width: 100%;
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4rem;
  padding: 5rem;
}
.country {
  background-color: var(--secondary-background);
  width: 100%;
  border-radius: 6px;
  min-height: 300px;
  color: var(--color);
  cursor: pointer;
}
.country div {
  width: 100%;
  height: 50%;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  border-radius: 6px 6px 0 0;
}
.country h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  padding-left: 1rem;
}
.country span {
  display: block;
  padding-left: 1rem;
  font-size: 0.8rem;
  font-weight: 400;
  margin-top: 0.5rem;
}

@media (min-width: 768px) and (max-width: 900px) {
  header {
    padding: 1rem 2.5rem;
  }
  .search-container {
    padding: 0 2.5rem;
  }
  .countries {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding: 2rem 2.5rem;
  }
  .search-container div {
    width: 55%;
  }
  .search-container select {
    width: 25%;
  }
}
@media (max-width: 480px) {
  header {
    padding: 2rem 1rem;
    font-size: 1rem;
  }
  .countries {
    grid-template-columns: 1fr 1fr;
    padding: 2rem 1rem;
    gap: 1rem;
  }
  .search-container {
    flex-direction: column;
    padding: 0 1rem;
  }
  .search-container div {
    width: 75%;
  }
  .search-container select {
    width: 50%;
    height: 3rem;
    margin-top: 1rem;
  }
  .countries {
    padding: 0.5rem 1rem;
  }
}

/* country details styling  */

.container {
  width: 100%;
  padding: 1rem 5rem;
}
.container a {
  display: inline-block;
  background-color: var(--secondary-background);
  color: var(--color);
  padding: 0.5rem 2rem;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 2rem;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
  transition: all 0.2s ease;
}
.container a:hover {
  transform: scale(1.1);
}
.country-details {
  width: 100%;
  padding: 0 5rem;
  display: flex;
  height: 70vh;
  gap: 3rem;
  justify-content: center;
  align-items: center;
  background-color: var(--background);
  color: var(--color);
}
.country-details h3 {
  font-size: 2rem;
  color: var(--color);
  font-weight: 600;
}
.country-details div:first-child {
  width: 50%;
}
.country-details div:last-child {
  width: 50%;
}
.country-details div:first-child img {
  width: 100%;
}
.infos span {
  display: block;
  margin-top: 0.6rem;
  white-space: nowrap;
}