/* Base Layout and Typography - shadcn/ui inspired */
html, body {
  overflow-x: hidden;
  width: 100%;
  position: relative;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--background-light);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "rlig" 1, "calt" 1;
}

/* Footer Link Styles */
.footer-link:hover {
  color: #0056b3 !important;
  border-bottom-color: #0056b3 !important;
  transform: translateY(-2px);
  text-shadow: none;
}

/* Container Layout */
.container, .container-fluid {
  max-width: 100%;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

/* Charts container: reduce side padding, especially on mobile */
.charts-container {
  padding: 1rem;
}

@media (max-width: 768px) {
  .charts-container {
    padding: 0.5rem;
  }
}

@media (min-width: 640px) {
  .container {
    max-width: 640px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1024px;
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

/* Summary section styling - Glassmorphism */
#portfolio-feedback, #all-backtester-plots {
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  margin-bottom: 1rem;
  transition: var(--transition-standard);
  border: 1px solid var(--glass-border);
}

#portfolio-feedback:hover, #all-backtester-plots:hover {
  box-shadow: var(--glass-shadow-heavy);
  border-color: var(--glass-border-light);
  background: var(--glass-bg-dark);
}

/* Custom scroll bar for better UX */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}