:root {
  --bg: #f5f5f7;
  --card-bg: rgba(255, 255, 255, 0.8);
  --accent: #007aff;
  --text: #1d1d1f;
  --text-secondary: #86868b;
  --radius: 12px;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  --glass: blur(20px) saturate(180%);
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 90%;
  max-width: 500px;
  padding: 40px;
  background: var(--card-bg);
  backdrop-filter: var(--glass);
  -webkit-backdrop-filter: var(--glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

h1 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 24px;
}

.number-display {
  font-size: 80px;
  font-weight: 700;
  margin: 32px 0;
  color: var(--accent);
  letter-spacing: -2px;
}

.btn {
  background-color: var(--accent);
  color: white;
  border: none;
  padding: 14px 28px;
  font-size: 17px;
  font-weight: 600;
  border-radius: 980px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.btn:hover {
  background-color: #0062cc;
  transform: scale(1.02);
}

.btn:active {
  transform: scale(0.98);
}

.qr-container {
  background: white;
  padding: 16px;
  border-radius: var(--radius);
  margin: 0 auto 32px;
  width: 200px;
  height: 200px;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#qrcode img {
  width: 100%;
  height: 100%;
}

.ad-space {
  margin-top: 40px;
  padding: 20px;
  background: rgba(0,0,0,0.03);
  border-radius: var(--radius);
  font-style: italic;
  color: var(--text-secondary);
}

.status-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.status-item {
  padding: 16px;
  background: rgba(0,0,0,0.02);
  border-radius: var(--radius);
}

.status-label {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.status-value {
  font-size: 24px;
  font-weight: 600;
}