/* ==========================================================================
   CHITTARA — BASE / RESET
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg-soft);
  color: var(--color-text-dark);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; margin: 0; padding: 0; }
input, select, textarea { font-family: inherit; font-size: inherit; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--color-royal-purple);
  margin: 0 0 var(--space-3);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-lg); }
p { margin: 0 0 var(--space-4); color: var(--color-text-muted); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-violet);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--color-gold-metallic);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.demo-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(212,175,55,0.12);
  color: #8a6a12;
  border: 1px solid var(--color-border-gold);
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

:focus-visible {
  outline: 2px solid var(--color-violet);
  outline-offset: 2px;
}

::selection { background: var(--color-gold-soft); color: var(--color-royal-purple); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 640px) {
  h1 { font-size: var(--fs-2xl); }
  h2 { font-size: var(--fs-xl); }
  .container { padding: 0 var(--space-4); }
}