/* base.css — HTML/body defaults, heading styles, link styles, utilities */

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text-white);
  background-color: var(--color-bg-black);
  line-height: 1.7;
}

/* Headings */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

h1 {
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

h2 {
  font-size: var(--text-h2);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--text-h3);
  font-weight: 700;
}

/* Links */

a {
  color: inherit;
  transition: color var(--transition-base);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 1px;
}

/* Paragraphs */

p {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---------------------- */
/* Utility Classes        */
/* ---------------------- */

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

/* Container */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* Text color utilities */
.text-teal {
  color: var(--color-primary);
}

.text-white {
  color: var(--color-text-white);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-dark {
  color: var(--color-text-dark-heading);
}

/* Font utilities */
.font-heading {
  font-family: var(--font-heading);
}

.font-mono {
  font-family: var(--font-mono);
}

/* Divider */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-border-subtle);
  margin-block: var(--space-md);
}

/* Skip to content */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 500;
  z-index: 9999;
  transition: top var(--transition-base);
}

.skip-to-content:focus {
  top: var(--space-sm);
}