.app {
  height: 100dvh;
  max-width: 48rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.app-content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior-y: contain;
}

/* Mobile-specific styles */
.mobile-view {
  width: 100%;
  padding: 0;
  margin: 0;
}

/* Desktop-specific styles */
.desktop-view {
  max-width: 100%;
  padding: 0 var(--margin-main);
}

/* Mobile-specific view adjustments */
@media (max-width: 768px) {
  .app-logo-wrapper {
    flex-direction: column;
  }
  
  .home-card--scan {
    min-height: 4.25rem;
    padding: 0.75rem 1.25rem;
  }
  
  .home-card-icon {
    width: 2.75rem;
    height: 2.75rem;
  }
}

/* Tablet-specific styles */
@media (min-width: 769px) and (max-width: 1024px) {
  .home-card {
    min-height: 4rem;
    padding: 0.625rem 1rem;
  }
}

/* Desktop-specific styles */
@media (min-width: 1025px) {
  .app-content {
    padding: 0 5rem;
  }
  
  .home-card {
    min-height: 3.5rem;
    padding: 0.5rem 0.875rem;
  }
}

body {
  min-height: 100vh;
  font-size: calc(16px + 0.5vmin);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  color: var(--on-surface);
  background-color: var(--surface-container-lowest);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Touch target sizing for mobile */
@media (max-width: 768px) {
  a, button {
    min-height: 4rem;
    padding: 1rem;
  }
}

/* Card styling improvements */
.home-card {
  width: 100%;
  max-width: 28rem;
  min-height: fit-content;
  transition: transform 0.15s, box-shadow 0.15s;
}

.home-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.1);
}

/* Fluid typography */
.home-desc {
  font-size: clamp(1rem, 100vw, 1.5rem);
  max-width: 100%;
}

.home-card-label {
  font-size: clamp(1rem, 100vw, 1.25rem);
}

/* Global button styles using pastel variables */
button,
.btn {
  appearance: none;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  box-shadow: var(--primary-shadow);
  transition: background-color 160ms ease, transform 120ms ease, box-shadow 160ms ease;
  cursor: pointer;
}

button:hover,
.btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

button:focus,
.btn:focus {
  outline: none;
  box-shadow: 0 0 0 6px var(--primary-ring);
}

/* Outline / subtle buttons */
.btn--outline {
  background: transparent;
  color: var(--on-secondary);
  border: 1px solid var(--secondary-container);
}

.btn--secondary {
  background: var(--secondary);
  color: var(--on-secondary);
}

.btn--ghost {
  background: transparent;
  color: var(--on-surface);
}