* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #05070a;
  color: #e9e9e6;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  overflow: hidden;
}

body.landing-body {
  height: auto;
  min-height: 100%;
  overflow: auto;
}

.landing-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 20px 48px;
  text-align: center;
  max-width: 480px;
  margin: 0 auto;
}

.landing-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.landing-caption {
  margin: 22px 0 8px;
  color: #e9e9e6;
  font-size: 1rem;
  line-height: 1.5;
}

.landing-fallback-link {
  color: #8a9a98;
  font-size: 0.85rem;
  text-decoration: underline;
}

#ar-hint {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 8;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(2, 4, 6, 0.72);
  color: #eceeea;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  pointer-events: none;
}

#ar-hint[hidden] {
  display: none;
}

#cta-overlay {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(2, 4, 6, 0.88);
  text-align: center;
}

#cta-overlay[hidden] {
  display: none;
}

#cta-inner {
  max-width: 360px;
}

#cta-inner p {
  margin: 0 0 18px;
  font-size: 1.1rem;
  color: #e9e9e6;
}

#cta-link {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  background: #e63946;
  color: #05070a;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.03em;
}

#cta-close {
  display: block;
  margin: 18px auto 0;
  background: none;
  border: none;
  color: #8a8a86;
  font-size: 0.85rem;
  text-decoration: underline;
  cursor: pointer;
}

#attribution {
  position: fixed;
  right: 10px;
  bottom: 10px;
  z-index: 9;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(2, 4, 6, 0.5);
  color: #cfd6d5;
  font-size: 0.7rem;
  text-decoration: none;
}