* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
}

#app {
  max-width: 480px;
  margin: 0 auto;
}

.telegram-id {
  font-size: 13px;
  opacity: 0.6;
  margin-bottom: 16px;
}

.key-card {
  background: var(--tg-theme-secondary-bg-color, #f2f2f2);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
}

.key-card h3 {
  margin: 0 0 4px 0;
  font-size: 16px;
}

.key-card .expire {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: 10px;
}

.key-url {
  display: block;
  font-size: 12px;
  word-break: break-all;
  background: var(--tg-theme-bg-color, #ffffff);
  border-radius: 8px;
  padding: 8px;
  margin-bottom: 10px;
  cursor: pointer;
}

.apps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.app-btn {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--tg-theme-button-color, #2481cc);
  color: var(--tg-theme-button-text-color, #ffffff);
  text-decoration: none;
  font-size: 13px;
}

.empty-state, .error-state {
  text-align: center;
  padding: 40px 16px;
  opacity: 0.7;
}

.error-state {
  color: #d33;
}

.copied-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.copied-toast.visible {
  opacity: 1;
}