:root {
  --bg-gradient-light: linear-gradient(135deg, #a1c4fd, #c2e9fb);
  --bg-gradient-dark: linear-gradient(135deg, #141e30, #243b55);
  --card-bg-light: rgba(255, 255, 255, 0.6);
  --card-bg-dark: rgba(0, 0, 0, 0.4);
  --text-light: #222;
  --text-dark: #fff;
  --accent: #6c63ff;
  --shadow-light: rgba(0, 0, 0, 0.1);
  --shadow-dark: rgba(0, 0, 0, 0.5);
}
body {
  margin: 0;
  font-family: "Poppins", sans-serif;
  height: 100vh;
  background: var(--bg-gradient-light);
  color: var(--text-light);
  transition: background 0.5s ease, color 0.5s ease;
}
header {
  border-bottom: 1px solid #b4d9fc;
  padding: 0 0 30px 0;
}
a {
  color: var(--accent);
}
.weather-app {
  background: var(--card-bg-light);
  max-width: 600px;
  margin: 50px auto;
  padding: 30px 40px;
  border-radius: 16px;
  box-shadow: 0 20px 50px var(--shadow-light);
  transition: background 0.5s ease, box-shadow 0.5s ease;
  backdrop-filter: blur(15px);
}
header form {
  display: flex;
  justify-content: center;
}
.search-input {
  width: 80%;
  border: none;
  padding: 15px 20px;
  border-radius: 6px;
  background: #f9f7fe;
}
.search-button {
  width: 20%;
  border: none;
  padding: 15px 20px;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  margin-left: 3px;
  font-size: 20px;
  font-weight: 500;
}
.weather-app-today {
  display: flex;
  justify-content: space-between;
}
main {
  padding: 30px 0;
}
.city {
  font-size: 40px;
  font-weight: bold;
  line-height: 48px;
  margin: 0;
}
.weather-app-today strong {
  color: #f65282;
}
.current-temperature {
  display: flex;
}
.current-temperature-icon {
  width: 88px;
  height: 88px;
}
.current-temperature-value {
  font-size: 88px;
  font-weight: bold;
  margin-left: 5px;
  line-height: 88px;
}
.current-temperature-unit {
  margin-top: 2px;
  font-size: 28px;
}
.weather-forecast {
  display: flex;
  justify-content: space-around;
  margin-top: 30px;
}

.weather-forecast-date {
  text-align: center;
  color: rgba(39, 33, 66, 0.4);
  font-size: 16px;
  line-height: 20px;
  margin-bottom: 10px;
}
.weather-forecast-icon {
  display: block;
  width: 88px;
  height: 88px;
  margin: 0 auto;
}
.weather-forecast-temperatures {
  text-align: center;
  color: #f65282;
  display: flex;
  justify-content: center;
}
.weather-forecast-temperature {
  padding: 0 10px;
  margin-top: 10px;
}
footer {
  text-align: center;
  font-size: 12px;
  border-top: 1px solid #b4d9fc;
  padding: 30px 0 0 0;
}