style.css

:root {
  --primary-color: #2a9d8f;
  --secondary-color: #264653;
  --background-color: #f4f4f9;
  --card-background-color: #ffffff;
  --text-color: #333333;
  --header-text-color: #ffffff;
  --button-background-color: #e76f51;
  --button-hover-color: #f4a261;
  --border-radius: 8px;
  --box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
  --max-width: 1200px;
}

[data-theme="dark"] {
  --background-color: #1e1e1e;
  --card-background-color: #2a2a2a;
  --text-color: #f4f4f9;
  --header-text-color: #ffffff;
  --button-background-color: #e76f51;
  --button-hover-color: #f4a261;
  --box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.5);
}

html,
body {
  overflow-x: hidden;
  width: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex-grow: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

header {
  background-color: var(--primary-color);
  padding: 20px;
  text-align: center;
  color: var(--header-text-color);
  box-shadow: var(--box-shadow);
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

.controls {
  margin: 20px auto;
  display: flex;
  justify-content: center;
  gap: 15px;
  max-width: 600px;
  flex-wrap: wrap;
}

.search-container {
  position: relative;
  max-width: 300px;
  width: 100%;
}

.search-icon {
  position: absolute;
  top: 50%;
  right: -80px;
  transform: translateY(-50%);
  color: var(--button-hover-color);
  font-size: 1rem;
  pointer-events: none;
}

#search {
  padding: 10px 15px;
  padding-right: 40px;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  outline: none;
  font-size: 1rem;
  width: 100%;
  max-width: 300px;
  transition: box-shadow 0.3s, background-color 0.3s;
  background-color: var(--card-background-color);
  color: var(--text-color);
}

#search:focus {
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.2);
  background-color: var(--button-hover-color);
}

.select-wrapper {
  position: relative;
  max-width: 300px;
  width: 100%;
}

.select-wrapper i {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  color: var(--text-color);
  font-size: 1rem;
  pointer-events: none;
}

#sort {
  padding: 10px 15px;
  padding-right: 40px;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  outline: none;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s, box-shadow 0.3s;
  background-color: var(--card-background-color);
  color: var(--text-color);
}

#sort:hover {
  background-color: var(--button-hover-color);
}

.search-container .search-icon,
.select-wrapper i {
  color: var(--text-color);
  transition: color 0.3s ease;
}

.search-container #search:focus+.search-icon,
.select-wrapper #sort:hover+i {
  color: var(--header-text-color);
}


#theme-toggle {
  padding: 10px;
  background-color: var(--button-background-color);
  border: none;
  border-radius: 50%;
  color: var(--header-text-color);
  cursor: pointer;
  font-size: 1.5rem;
  transition: background-color 0.3s, transform 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

#theme-toggle:hover {
  background-color: var(--button-hover-color);
  transform: scale(1.1);
}

#countries-container {
  display: grid;
  grid-auto-rows: minmax(200px, auto);
  gap: 20px;
  padding: 20px;
  box-sizing: border-box;
}

.country-card {
  background-color: var(--card-background-color);
  border-radius: var(--border-radius);
  padding: 15px;
  box-shadow: var(--box-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
  cursor: pointer;
  text-align: left;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: 100%;
  box-sizing: border-box;
}

.country-card-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}

.country-flag {
  width: 120px;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.country-card h3 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.country-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.country-card-body p {
  margin: 5px 0;
  font-size: 0.95rem;
  color: var(--text-color);
  display: flex;
  align-items: center;
}

.country-card-body p strong {
  color: var(--text-color);
  margin-right: 10px;
}

.country-card-body p i {
  margin-right: 8px;
  color: var(--primary-color);
  font-size: 1rem;
  transition: color 0.3s ease;
}

.country-card:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0px 12px 24px rgba(0, 0, 0, 0.2);
  background-color: var(--button-hover-color);
}

.country-card:hover .country-flag {
  transform: rotate(10deg) scale(1.1);
}

.country-card:hover .country-card-body p {
  color: var(--header-text-color);
}

.country-card:hover .country-card-body p i {
  color: var(--header-text-color);
}

#pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px;
  max-width: 100%;
  box-sizing: border-box;
}

#pagination button {
  padding: 10px 15px;
  margin: 5px;
  background-color: var(--primary-color);
  color: var(--header-text-color);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s, transform 0.2s;
  flex: 1 0 auto;
  max-width: calc(100% / 10 - 10px);
}

#pagination button:hover {
  background-color: var(--button-hover-color);
  transform: translateY(-3px);
}

.country-details-card {
  background-color: var(--card-background-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
  margin: 20px auto;
  max-width: 800px;
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  justify-content: space-between;
  transition: transform 0.2s, box-shadow 0.3s;
  box-sizing: border-box;
}

.country-details-card:hover {
  transform: translateY(-5px);
  box-shadow: 0px 8px 12px rgba(0, 0, 0, 0.2);
}

.country-details-card img {
  width: 100%;
  height: auto;
  max-width: 250px;
  border-radius: var(--border-radius);
  margin-left: 20px;
  box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease-in-out;
}

.country-details-card img:hover {
  transform: scale(1.05);
}

.country-details-content {
  flex: 1;
  text-align: left;
}

.country-details-card h2 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.country-details-card p {
  margin: 10px 0;
  font-size: 1.1rem;
  color: var(--text-color);
  display: flex;
  align-items: center;
}

.country-details-card p strong {
  color: var(--text-color);
  margin-right: 10px;
}

.country-details-card p i {
  margin-right: 10px;
  color: var(--secondary-color);
  font-size: 1.2rem;
}

.back-button {
  display: block;
  margin: 20px auto;
  padding: 10px 20px;
  background-color: var(--button-background-color);
  color: var(--header-text-color);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s, transform 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-button i {
  margin-right: 8px;
  font-size: 18px;
}

.back-button:hover {
  background-color: var(--button-hover-color);
  transform: scale(1.05);
}

#no-results {
  background-color: var(--card-background-color);
  color: var(--text-color);
  padding: 20px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
  font-size: 1.2rem;
  max-width: var(--max-width);
  margin: 20px auto;
  display: none;
}


footer {
  background-color: var(--primary-color);
  color: var(--header-text-color);
  text-align: center;
  padding: 20px;
  box-shadow: var(--box-shadow);
  width: 100%;
  position: relative;
  bottom: 0;
  left: 0;
  margin-top: auto;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 10px;
  box-sizing: border-box;
}

.footer-links {
  margin-top: 10px;
}

.footer-links a {
  color: var(--header-text-color);
  text-decoration: none;
  margin: 0 10px;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--button-hover-color);
}

@media (max-width: 768px) {
  #search {
    padding: 8px 12px;
    font-size: 0.9rem;
    max-width: 230px;
  }

  .search-icon {
    right: -10px;
    font-size: 0.9rem;
  }

  .country-details-card {
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
  }

  .country-details-card img {
    max-width: 100%;
    margin-left: 0;
    margin-bottom: 20px;
  }

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

  .country-details-card h2 {
    font-size: 1.5rem;
    margin-bottom: 15px;
  }

  .country-details-card p {
    font-size: 1rem;
    margin: 8px 0;
    display: block;
  }

  .back-button {
    width: 90%;
    max-width: 300px;
  }

  .country-card {
    padding: 10px;
  }

  .country-card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .country-flag {
    width: 100%;
    max-width: 100px;
    margin-bottom: 10px;
  }

  .country-card-body {
    grid-template-columns: 1fr;
  }
}