/*
 * Base Styles for TerraSentri Site
 * Typography and foundational styling
 */


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

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  margin-top: 0;
  line-height: var(--line-height-tight);
}

h1 {
  font-weight: var(--font-weight-extrabold);
}

h2, h3 {
  font-weight: var(--font-weight-bold);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-all);
}

a:hover {
  filter: brightness(0.85);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.skip-to-main {
  position: absolute;
  top: -100px;
  left: 0;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-primary);
  color: white;
  z-index: 10000;
}

.skip-to-main:focus {
  top: 0;
}

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

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