/* ==========================================================================
   Lumina Tech - Base & Reset (base.css)
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
  color-scheme: dark;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Background Ambient Lighting Effect */
body::before {
  content: '';
  position: fixed;
  top: -20%;
  left: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, rgba(9, 10, 15, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(0, 245, 160, 0.06) 0%, rgba(9, 10, 15, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

/* Typography Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p {
  color: var(--color-text-secondary);
}

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

img, svg {
  display: block;
  max-width: 100%;
}

button, input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Container & Grid Helpers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
  position: relative;
  z-index: 1;
}

/* Text Gradient Accents */
.text-gradient {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Accessibility Focus Ring */
:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 3px;
}

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