* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  height: 100vh;
  background: #0b0f14;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e6edf3;
  transition: background 0.5s ease;
}

.app {
  width: 100%;
  max-width: 480px;
  padding: 20px;
}

.card {
  background: rgba(18, 24, 32, 0.75);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 30px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.search {
  display: flex;
  margin-bottom: 30px;
}

.search-bar {
  flex: 1;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.03);
  color: #fff;
  font-size: 15px;
  outline: none;
  transition: all 0.2s ease;
}

.search-bar:focus {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
}

.search-btn {
  margin-left: 10px;
  width: 44px;
  border-radius: 14px;
  border: none;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
}

.search-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.top {
  margin-bottom: 20px;
}

.city {
  font-weight: 600;
  font-size: 22px;
}

.date {
  font-size: 13px;
  color: #9aa4af;
  margin-top: 4px;
}

.main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
}

.temperature-block {
  display: flex;
  flex-direction: column;
}

.temp {
  font-size: 64px;
  font-weight: 300;
  letter-spacing: -2px;
}

.description {
  font-size: 14px;
  text-transform: capitalize;
  color: #9aa4af;
  margin-top: 6px;
}

.icon {
  width: 90px;
  height: 90px;
}

.details {
  display: flex;
  justify-content: space-between;
}

.detail-item {
  background: rgba(255, 255, 255, 0.03);
  padding: 14px 18px;
  border-radius: 14px;
  width: 48%;
  display: flex;
  flex-direction: column;
}

.label {
  font-size: 12px;
  color: #9aa4af;
  margin-bottom: 4px;
}

.humidity,
.wind {
  font-size: 15px;
  font-weight: 500;
}

.weather.loading {
  visibility: hidden;
  height: 100px;
}

.weather.loading::after {
  visibility: visible;
  content: "Fetching live atmosphere data...";
  font-size: 14px;
  color: #9aa4af;
}

footer {
  text-align: center;
  font-size: 12px;
  color: #6b7480;
  margin-top: 20px;
}