/* =========================================
   CSS RESET & BASE STYLES
   ========================================= */

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

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

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background-color: var(--bg-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--gray-900);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

h1 { font-size: clamp(2rem, 5vw + 1rem, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw + 0.5rem, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw + 0.5rem, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw + 0.5rem, 1.5rem); }

p {
  margin-bottom: var(--space-4);
  color: var(--gray-600);
}

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

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

ul, ol {
  list-style: none;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: transparent;
}

button {
  cursor: pointer;
}

table {
  border-collapse: collapse;
  width: 100%;
}