/* ========================================
   BASE STYLES — Reset, Typography, Globals
   ======================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--brand-light);
  background-color: #000;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--brand-white);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }

p {
  color: var(--brand-gray-light);
  max-width: 65ch;
}

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

a:hover {
  color: var(--brand-orange-light);
}

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

/* Selection */
::selection {
  background: var(--brand-orange);
  color: var(--brand-white);
}

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

::-webkit-scrollbar-track {
  background: var(--surface-primary);
}

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

::-webkit-scrollbar-thumb:hover {
  background: var(--brand-blue-light);
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--brand-orange);
  outline-offset: 2px;
}

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