/* ─────────────────────────────────────────────────
   RE-LOAD · Base · Reset, tipografía, focus
   ───────────────────────────────────────────────── */

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

* { margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.55;
  color: var(--color-ink);
  background: var(--color-paper);
  font-weight: 500;
  font-feature-settings: "ss01", "cv11";
  min-height: 100vh;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

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

img { border: 0; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out), opacity var(--t-fast) var(--ease-out);
}

ul, ol { list-style: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

::selection {
  background: var(--color-amber);
  color: var(--color-ink);
}

/* ── Focus visible — ámbar, consistente, accesible ── */
:focus-visible {
  outline: 3px solid var(--color-amber);
  outline-offset: 3px;
  border-radius: 4px;
}

button:focus-visible,
a:focus-visible {
  outline-offset: 4px;
}

/* ── Skip link ── */
.skip-link {
  position: fixed;
  top: -200px;
  left: 16px;
  padding: 14px 22px;
  background: var(--color-ink);
  color: var(--color-paper);
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 14px;
  z-index: 10000;
  transition: top var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out);
}
.skip-link:focus { top: 16px; }
.skip-link:focus-visible { outline-color: var(--color-amber); }

/* ── Visually hidden ── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── Layout containers ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-pad);
}

/* ── Tipografía base ── */
h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-ink);
  text-wrap: balance;
}

h1 { letter-spacing: -0.04em; }

p {
  font-weight: 500;
  color: var(--color-ink-soft);
  text-wrap: pretty;
  hyphens: auto;
}

/* ── Eyebrow (etiqueta pequeña) ── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-mute);
  font-family: var(--font-mono);
  line-height: 1;
}

.eyebrow .dot {
  width: 6px;
  height: 6px;
  background: var(--color-amber);
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(224, 168, 46, 0.18);
}

.eyebrow--inverse { color: rgba(245, 242, 236, 0.7); }

.num-tag {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  font-size: 10.5px;
  color: var(--color-ink-mute);
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  background: var(--color-paper);
}

/* ── Section title + lede ── */
.section-title {
  font-size: var(--step-6);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.98;
  max-width: 22ch;
  margin-block-start: 20px;
  text-wrap: balance;
}

.section-lede {
  font-size: var(--step-2);
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-ink-soft);
  max-width: 56ch;
  margin-block-start: 24px;
  letter-spacing: -0.005em;
}

.section-head {
  max-width: 760px;
  margin-block-end: 80px;
}

/* ── Reveal animation ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--t-reveal) var(--ease-out), transform var(--t-reveal) var(--ease-out);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children within a single section by [data-reveal-stagger] */
[data-reveal-stagger] > [data-reveal]:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(2) { transition-delay: 80ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(3) { transition-delay: 160ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(4) { transition-delay: 240ms; }
[data-reveal-stagger] > [data-reveal]:nth-child(5) { transition-delay: 320ms; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  [data-reveal-stagger] > [data-reveal] { transition-delay: 0ms; }
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}