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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  color: var(--color-text-primary);
}

p { line-height: var(--lh-normal); color: var(--color-text-secondary); }

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

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

ul { list-style: none; }

button { cursor: pointer; font-family: var(--font-body); border: none; background: none; }

:focus-visible {
  outline: 2px solid var(--color-lime);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-lime); }

/* Selection */
::selection { background: rgba(200,255,0,0.2); color: var(--color-text-primary); }

.section {
  padding: var(--section-py-mobile) 0;
}

@media (min-width: 1024px) {
  .section { padding: var(--section-py-desktop) 0; }
}