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

:root {
  --yellow: #FFD700;
  --black: #000;
  --white: #fff;
  --bg-light: #f5f5f5;
  --bg-dark: #1c1c1c;
  --text-light: #111;
  --text-dark: #eee;
}

[data-theme="light"] {
  --bg: var(--bg-light);
  --text: var(--text-light);
}
[data-theme="dark"] {
  --bg: var(--bg-dark);
  --text: var(--text-dark);
}

body {
  font-family: 'Vazirmatn', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 20px;
  transition: background-color 0.3s, color 0.3s;
  text-align: center;
}

.logo {
  width: 200px;
  margin: 0 auto 10px;
}
.qrcode {
  width: 160px;
  margin: 15px auto;
}
h1 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.links .btn {
  display: block;
  margin: 10px auto;
  padding: 12px 20px;
  font-size: 1rem;
  border-radius: 10px;
  text-decoration: none;
  color: var(--black);
  background-color: var(--yellow);
  font-weight: bold;
  width: 80%;
  max-width: 300px;
  transition: all 0.3s;
}

.btn:hover {
  background-color: #ffc400;
}

.address {
  margin-top: 20px;
  font-size: 1rem;
}

#themeToggle {
  position: absolute;
  top: 15px;
  left: 15px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}