/* ==========================================================================
   Base: reset, typography, shared primitives
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
dd,
figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

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

img {
  height: auto;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

::selection {
  background: rgba(244, 122, 56, 0.35);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--brand-soft);
  outline-offset: 3px;
  border-radius: 6px;
}

[hidden] {
  display: none !important;
}

/* ---------- Typography ---------- */

h1,
h2,
h3 {
  font-weight: 500;
  text-wrap: balance;
}

h1 {
  font-size: clamp(46px, 5.3vw, 80px);
  line-height: 1.02;
  letter-spacing: var(--track-display);
}

h2 {
  font-size: clamp(36px, 3.9vw, 58px);
  line-height: 1.08;
  letter-spacing: var(--track-heading);
}

h2 > span,
.h-dim {
  color: var(--heading-dim);
}

h3 {
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: var(--track-tight);
}

p {
  text-wrap: pretty;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #aaaab5;
  font-size: 11px;
  font-weight: 550;
  line-height: 1.5;
  letter-spacing: var(--track-caps);
  text-transform: uppercase;
}

.mono,
.mono-label {
  font-family: var(--font-mono);
}

.mono-label {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}

.lead {
  color: var(--muted-2);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.012em;
}

.hot {
  color: var(--brand);
}

.token-tag {
  white-space: nowrap;
}

/* ---------- Layout primitives ---------- */

.container {
  width: var(--container);
  margin-inline: auto;
}

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

.section-head {
  max-width: 760px;
}

.section-head--wide {
  max-width: 900px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-head--center .eyebrow {
  justify-content: center;
}

.section-head .eyebrow {
  margin-bottom: 22px;
}

.section-head .lead {
  margin-top: 22px;
}

.section-head--center .lead {
  margin-inline: auto;
  max-width: 640px;
}

/* ---------- Accessibility helpers ---------- */

.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--bg);
  font-size: 14px;
  font-weight: 600;
  transform: translateY(-160%);
  transition: transform var(--dur) var(--ease-out);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

/* ---------- Reveal on scroll ----------
   Only active once js/ui/motion.js has run (html.reveal-ready), so content
   stays visible if scripts fail to load (e.g. opened from file://). */

.reveal-ready [data-reveal] {
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}

.reveal-ready [data-reveal]:not(.is-revealed) {
  opacity: 0;
  transform: translateY(18px);
}

/* Pause decorative loops while offscreen or when the tab is hidden. */
[data-ambient][data-motion-visible="false"] *,
[data-ambient][data-motion-visible="false"]::before,
[data-ambient][data-motion-visible="false"]::after,
.is-document-hidden [data-ambient] * {
  animation-play-state: paused !important;
}

@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;
  }

  .reveal-ready [data-reveal]:not(.is-revealed) {
    opacity: 1;
    transform: none;
  }
}