/* base.css — Reset, typography, global styles */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: auto; /* GSAP handles smooth scrolling */
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--text-hero);
  letter-spacing: -0.04em;
}

h2 {
  font-size: var(--text-3xl);
  letter-spacing: -0.03em;
}

h3 {
  font-size: var(--text-2xl);
}

h4 {
  font-size: var(--text-xl);
}

p {
  max-width: 65ch;
}

strong {
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Links */
a {
  color: var(--color-accent-crimson);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

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

a:focus-visible {
  outline: 2px solid var(--color-accent-crimson);
  outline-offset: 4px;
}

/* Lists */
ul, ol {
  list-style: none;
}

/* Images */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Buttons */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Skip to content */
.skip-to-content {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-accent-crimson);
  color: white;
  font-weight: 600;
  border-radius: 4px;
  z-index: 9999;
  transform: translateY(-200%);
  transition: transform var(--duration-base) var(--ease-standard);
}

.skip-to-content:focus {
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 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;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent-crimson), var(--color-accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}