/* Base CSS Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-deep-void);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-deep-void);
  color: var(--text-primary);
  overflow-x: hidden;
}

a {
  color: var(--accent-purple);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-purple-hover);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 2.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2rem; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-muted);
  line-height: 1.6;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

img, svg {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

code, pre {
  font-family: var(--font-mono);
}

/* Accessibility focus indicator */
:focus-visible {
  outline: 2px solid var(--accent-purple);
  outline-offset: 2px;
}

/* Scrollbar customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-deep-void);
}

::-webkit-scrollbar-thumb {
  background: var(--border-grid);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}