:root {
  --bg-main: #0a0a0f;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(20px);
  --glass-border: 1px solid rgba(255, 255, 255, 0.08);
  --glass-inner-glow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  --primary-rgb: 99, 102, 241;
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b0;
  --text-muted: #606078;
  --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
  --border-radius-xl: 24px;
  --border-radius-md: 12px;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-main);
  color: var(--text-primary);
  min-height: 100vh;
}

.landing-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.landing-container {
  width: 100%;
  max-width: 520px;
}

.landing-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--border-radius-xl);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--glass-inner-glow);
}

.landing-state {
  padding: 24px 0;
}

.landing-loading {
  color: var(--text-muted);
  font-size: 1rem;
}

.landing-error {
  color: var(--text-secondary);
  font-size: 1.125rem;
  line-height: 1.6;
}

.landing-title {
  font-family: 'Lora', 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.landing-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 36px;
}

.store-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  padding: 14px 28px;
  border-radius: var(--border-radius-xl);
  transition: all var(--transition-normal);
  color: var(--text-primary);
  text-decoration: none;
}

.store-btn:hover {
  background: var(--bg-card-hover);
  border-color: rgba(var(--primary-rgb), 0.3);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.store-btn:active {
  transform: translateY(0) scale(0.98);
}

.store-btn--coming-soon {
  cursor: default;
  opacity: 0.6;
}

.store-btn--coming-soon:hover {
  background: var(--bg-card);
  border-color: var(--glass-border);
  transform: none;
  box-shadow: none;
}

.btn-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.btn-small {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.btn-large {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.qr-section {
  display: flex;
  justify-content: center;
  gap: 32px;
}

.qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.qr-img {
  width: 140px;
  height: 140px;
  border-radius: var(--border-radius-md);
  border: var(--glass-border);
  background: #FFFFFF;
  padding: 4px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-img img,
.qr-img canvas {
  width: 100%;
  height: 100%;
}

.qr-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

@media (max-width: 480px) {
  .landing-card { padding: 32px 24px; }
  .store-links { flex-direction: column; align-items: stretch; }
  .store-btn { justify-content: center; }
  .qr-section { gap: 20px; }
  .qr-img { width: 120px; height: 120px; }
}