/* ==========================================================================
   HYPERFORMICS — BASE
   Reset, base typography, global scroll/selection behavior.
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  background: var(--c-bg);
}

body {
  font-family: var(--font-body);
  background: var(--c-bg-1);
  color: var(--c-text-1);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

p { color: var(--c-text-2); }

::selection {
  background: var(--c-primary);
  color: #fff;
}

/* Slim, on-brand scrollbar (WebKit) */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--c-bg-1); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--c-secondary), var(--c-primary));
  border-radius: var(--radius-full);
  border: 2px solid var(--c-bg-1);
}

.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--wide { max-width: var(--content-wide); }

.section {
  position: relative;
  padding-block: var(--section-pad-y);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: var(--fs-micro);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: var(--space-2);
}

.section-heading {
  font-size: var(--fs-h1);
  max-width: 46rem;
  margin-bottom: var(--space-3);
}

.section-lede {
  font-size: var(--fs-body-lg);
  color: var(--c-text-2);
  max-width: 40rem;
  line-height: var(--lh-relaxed);
}

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

/* Reveal baseline (IntersectionObserver toggles .is-visible) */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-premium), transform var(--dur-slow) var(--ease-premium);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-premium), transform var(--dur-slow) var(--ease-premium);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.33s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.40s; }
.reveal-stagger.is-visible > *:nth-child(n+7) { transition-delay: 0.46s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
}

@media (max-width: 760px) {
  :root { --section-pad-y: clamp(4rem, 14vw, 6rem); }
}