:root {
  --black: #0a0a0a;
  --yellow: #FAFA33;
  --white: #ffffff;
  --gray-dark: #111111;
  --gray: #888888;
  --gray-light: #aaaaaa;
  --gray-lighter: #e5e5e5;
  
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 50px;
  
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  
  --container-max: 1200px;
  --container-padding: 24px;
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--white);
  color: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  line-height: 1.2;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.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;
}

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

.bg-black { background-color: var(--black); }
.bg-yellow { background-color: var(--yellow); }

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }
}