@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Nunito', sans-serif;
}

body {
  background-color: #f8faf8;
  color: #333;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 20px;
}

h1 {
  font-size: 2rem;
  color: #1a5d1a;
}

header p {
  color: #555;
  margin-top: 8px;
  font-size: 1rem;
}

.donation-card {
  background: #ffffff;
  border: 1px solid #e2e8e2;
  padding: 25px 30px;
  border-radius: 16px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
  text-align: center;
  width: 100%;
  max-width: 400px;
}

label {
  font-weight: 600;
  color: #444;
  display: block;
  margin-bottom: 8px;
}

select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
  background: #fff;
  color: #333;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 15px;
}

select:focus {
  border-color: #2e7d32;
}

#depositInfo {
  margin-top: 20px;
}

#qrcode {
  margin: 0 auto 15px auto;
  background: #fff;
  padding: 10px;
  border-radius: 10px;
  display: inline-block;
}

.address-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.address-box p {
  font-weight: 600;
  color: #444;
}

#walletAddress {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
  background: #f9f9f9;
  font-size: 0.9rem;
  color: #333;
  text-align: center;
}

#copyBtn {
  background-color: #2e7d32;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 15px;
  cursor: pointer;
  font-weight: 600;
  transition: background-color 0.2s;
}

#copyBtn:hover {
  background-color: #388e3c;
}

.note {
  display: block;
  margin-top: 10px;
  color: #666;
  font-size: 0.85rem;
}

footer {
  margin-top: 40px;
  color: #666;
  font-size: 0.9rem;
  text-align: center;
}

.hidden {
  display: none;
}

.fade-in {
  animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}