@import url("https://fonts.googleapis.com/css2?family=Nunito+Sans:ital,wght@0,200;0,300;0,400;0,600;0,700;0,800;0,900;1,200;1,300;1,400;1,600;1,700;1,800;1,900&display=swap");

/* using css variables to define 2 color pallettes */
:root {
  --font-color: hsl(200, 15%, 8%);
  --bg-color: hsl(0, 0%, 98%);
  --elements-color: hsl(0, 0%, 100%);
}

[data-theme="dark"] {
  --font-color: hsl(0, 0%, 100%);
  --bg-color: hsl(207, 26%, 17%);
  --elements-color: hsl(209, 23%, 22%);
}

html {
  background-color: var(--bg-color);
  overflow-x: hidden !important;
  transition: 0.4s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Nunito Sans", sans-serif;
}

/* styling related to the header/navbar */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  padding-bottom: 1rem;
  padding-left: 3rem;
  padding-right: 3rem;
  font-size: 1.5rem;
  font-weight: 800;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  color: var(--font-color);
  cursor: default;
  transition: 0.4s;
}

.theme-switch {
  background: none;
  border: none;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--font-color);
  transition: 0.4s;
}

/* styling related to the search bar */
.search-pane {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  color: hsl(0, 0%, 52%);
}

.input-container span {
  position: absolute;
}

.search-icon {
  padding: 0.9rem;
  cursor: pointer;
}

.input-container:focus-within {
  color: var(--font-color);
}

.search-input {
  width: 30rem;
  padding: 1rem;
  font-size: 1rem;
  font-weight: 600;
  padding-left: 3.5rem;
  border-radius: 0.5rem;
  border-width: 0;
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  color: var(--font-color);
  background-color: var(--elements-color);
  transition: 0.4s;
}

.search-input:focus {
  outline: none;
}

/* styling related to the filter button */
.filter-container {
  display: flex;
  gap: 1rem;
}

.filter-button {
  display: flex;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  padding: 1rem;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
  color: hsl(0, 0%, 52%);
  font-weight: 600;
  transition: 0.4s;
}

.filter-button:hover {
  color: var(--font-color);
}

.home-button {
  display: none;
  align-items: center;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  padding: 1rem;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
  color: hsl(0, 0%, 52%);
  font-weight: 600;
  transition: 0.4s;
}

.home-button:hover {
  color: var(--font-color);
}

/* styling for the dropdown menu */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  left: 0;
  top: calc(100% + 1rem);
  z-index: 1;
  width: 100%;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
  transition: 0.4s;
}

.dropdown-links {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 1rem;
}

.dropdown-links a {
  text-decoration: none;
  color: hsl(0, 0%, 52%);
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

.dropdown-links a:hover {
  color: var(--font-color);
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

/* styling for the error message */
.error-message {
  display: none;
  align-items: center;
  gap: 0.5rem;
  color: hsl(0, 67%, 52%);
  font-size: 1rem;
  font-weight: 600;
  padding-top: 1rem;
  padding-left: 3rem;
  padding-right: 3rem;
  cursor: default;
  user-select: none;
  transition: 0.3s;
}

/* [ARCHIVED] styling for the placeholder above the actual content */
/* .placeholder {
  color: hsl(0, 0%, 52%);
  font-size: 1.2rem;
  font-weight: 600;
  text-align: center;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  padding-bottom: 3rem;
  cursor: default;
  transition: 0.3s;
}

.placeholder span {
  padding: 0.4rem;
}

.placeholder:hover {
  transform: scale(110%);
}

.placeholder:hover span {
  color: var(--font-color);
} */

/* styling related to the content and country cards */
.content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  padding-bottom: 3rem;
}

.country-card {
  display: flex;
  flex-direction: column;
  width: 19rem;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  cursor: pointer;
  user-select: none;
  transition: 0.4s;
}

.country-card img {
  border-top-left-radius: inherit;
  border-top-right-radius: inherit;
}

.card-text {
  padding: 2rem;
  color: var(--font-color);
  transition: 0.4s;
}

.card-text h3 {
  padding-bottom: 1rem;
  font-size: 1.05rem;
  font-weight: 800;
}

.card-text p {
  font-size: 0.9rem;
  font-weight: 600;
}

.country-card:hover {
  transform: scale(108%);
}

.tip-container {
  color: hsl(0, 0%, 52%);
  font-size: 0.9rem;
  font-weight: 600;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  cursor: default;
  user-select: none;
}

.spinner {
  color: hsl(0, 0%, 52%);
  font-size: 0.9rem;
  font-weight: 600;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  cursor: default;
}

.spinner span {
  animation: spin 1s infinite;
}

@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

/* styling for the detailed view pane */
.details-pane {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  padding-top: 3rem;
  padding-left: 3rem;
  padding-right: 3rem;
  background-color: var(--bg-color);
  transform: translateX(100%);
  transition: 0.3s;
}

.back-button {
  display: flex;
  align-items: center;
  width: 8rem;
  background-color: var(--elements-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  padding: 1rem;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
  color: hsl(0, 0%, 52%);
  font-weight: 600;
}

.back-button:hover {
  color: var(--font-color);
}

.details-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.details-content img {
  width: 40%;
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
}

.details-text {
  padding-top: 2rem;
  padding-bottom: 2rem;
  padding-left: 2rem;
  padding-right: 2rem;
  color: var(--font-color);
  box-shadow: 0 1px 5px 0 rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  background-color: var(--elements-color);
  cursor: default;
}

.details-text h3 {
  font-size: 2rem;
  font-weight: 800;
  padding-bottom: 1rem;
}

.details-text p {
  line-height: 1.8rem;
  font-size: 1rem;
  font-weight: 600;
}

/* styling for the google icons */
.material-symbols-outlined {
  font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 48;
}

/* mobile view */
@media (width <= 900px) {
  .header {
    padding-top: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
    padding-bottom: 1rem;
  }

  #themeSwitchText {
    display: none;
  }

  .search-pane {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-top: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .search-input {
    width: 100%;
  }

  .content {
    justify-content: center;
    gap: 1rem;
    padding-top: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
    padding-bottom: 1rem;
  }

  .country-card:hover {
    transform: none;
  }

  .tip-container {
    padding-top: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .details-pane {
    padding-top: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .details-content {
    display: flex;
    flex-direction: column;
    padding-top: 3rem;
    gap: 1rem;
  }

  .details-content img {
    width: 100%;
  }

  .details-text {
    width: 100%;
    padding-top: 1rem;
    padding-bottom: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .home-button {
    order: 1;
  }
}