/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-background);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography */
h1, .h1 {
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height);
}

h2, .h2 {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height);
}

/* Links */
a {
  transition: opacity var(--transition-fast);
}

a:hover {
  opacity: 0.7;
}

/* Text content container */
.text-content {
  width: 100%;
  max-width: var(--max-text-width);
}

.text-content > * + * {
  margin-top: var(--spacing-md);
}

/* Utility classes */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Image placeholders */
.placeholder {
  background-color: var(--color-placeholder);
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background-color: var(--color-primary);
  color: var(--color-background);
}