/* Critical Above-the-Fold CSS for Zachbridge */
/* This file contains only the essential styles needed for initial render */

/* Font Face - Inter (most important weight) */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v12/UcC73FwrK3iLTeHuS_fvQtMwCp50KnMa1ZL7W0Q5nw.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v12/UcC73FwrK3iLTeHuS_fvQtMwCp50KnMa25L7W0Q5nw.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v12/UcC73FwrK3iLTeHuS_fvQtMwCp50KnMa2JL7W0Q5nw.woff2') format('woff2');
}

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

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.5;
  color: hsl(var(--foreground));
  background-color: hsl(var(--background));
}

/* Header Critical Styles */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: hsl(var(--card));
  border-bottom: 1px solid hsl(var(--border));
}

/* Hero Section Critical Styles */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Critical Layout */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Critical Typography */
h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  color: hsl(var(--foreground));
}

/* Critical Button Styles */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border-radius: 0.375rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.2s;
}

.btn-primary:hover {
  background-color: hsl(var(--secondary) / 0.9);
}

/* Loading State */
.loading {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 3px solid hsl(var(--muted));
  border-top-color: hsl(var(--primary));
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Prevent Layout Shift */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Focus Styles */
*:focus-visible {
  outline: 2px solid hsl(var(--primary));
  outline-offset: 2px;
}

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