* {
  box-sizing: border-box;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #74ebd5, #9face6);
}

.app {
  background: white;
  padding: 3rem;
  border-radius: 12px;
  width: clamp(320px, 90vw, 500px);
  text-align: center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.search {
  display: flex;
  gap: 0.5rem;
  text-align: center;
  margin-bottom: 1rem;
  width: 100%;
}

input {
  flex: 1;
  min-width: 0;
  padding: 0.3rem;
  font-size: clamp(16px, 1.2rem, 18px);
}

button {
  padding: 0.5rem 0.5rem;
  cursor: pointer;
  border: none;
  background: #4a6cf7;
  color: white;
  border-radius: 4px;
  font-size: clamp(16px, 1.2rem, 18px);
  white-space: nowrap;
}

button:hover {
  background: #3b5bdb;
}

.weather {
  margin-top: 1rem;
}

.error {
  color: red;
  margin-top: 1rem;
}

.hidden {
  display: none;
}