/* Define CSS variables for reusability */
:root {
  --background-color: #222;
  --card-background: rgba(0, 0, 0, 0.8);
  --button-background: rgba(124, 124, 124, 0.17);
  --button-hover: rgba(124, 124, 124, 0.42);
  --text-color: white;
  --font-family: 'Open Sans', sans-serif;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  font-family: var(--font-family);
  background: var(--background-color);
  background-image: url('https://source.unsplash.com/1600x900/?landscape');
  font-size: 120%;
  color: var(--text-color);
}

.card {
  background: var(--card-background);
  color: var(--text-color);
  padding: 2em;
  border-radius: 30px;
  width: 100%;
  max-width: 420px;
  margin: 1em;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.search {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
}

button {
  margin: 0.5em;
  border-radius: 50%;
  border: none;
  height: 44px;
  width: 44px;
  outline: none;
  background: var(--button-background);
  color: var(--text-color);
  cursor: pointer;
  transition: background 0.2s ease-in-out, transform 0.2s ease-in-out;
}

button:hover {
  background: var(--button-hover);
  transform: scale(1.1);
}

button:focus {
  outline: 2px solid var(--text-color);
}

input.search-bar {
  border: none;
  outline: none;
  padding: 0.4em 1em;
  border-radius: 24px;
  background: var(--button-background);
  color: var(--text-color);
  font-family: inherit;
  font-size: 105%;
  width: calc(100% - 100px);
}

h1.temp {
  margin: 0;
  margin-bottom: 0.4em;
  font-size: 2.5em;
}

.flex {
  display: flex;
  align-items: center;
}

.description {
  text-transform: capitalize;
  margin-left: 8px;
}

.weather.loading {
  visibility: hidden;
  max-height: 20px;
  position: relative;
}

.weather.loading:after {
  visibility: visible;
  content: "Loading...";
  color: var(--text-color);
  position: absolute;
  top: 0;
  left: 20px;
  font-style: italic;
}

/* Add responsive design for smaller screens */
@media (max-width: 600px) {
  body {
    font-size: 100%;
  }

  .card {
    padding: 1.5em;
    border-radius: 20px;
  }

  h1.temp {
    font-size: 2em;
  }

  input.search-bar {
    font-size: 95%;
  }
}