/* ============================================================
   APEX — BASE: reset, elementos, utilitários
   ============================================================ */

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  background: var(--surface-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  min-height: 100vh;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-display);
  font-weight: 700;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

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

a {
  color: var(--accent-text);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-strong);
}

button {
  font: inherit;
  cursor: pointer;
}

::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}

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

/* ── Utilitários ── */

.container {
  width: min(var(--container), 100% - 2.5rem);
  margin-inline: auto;
}

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

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: var(--z-skip);
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--accent-contrast);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
  color: var(--accent-contrast);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--accent-text);
}

/* Honeypot: fora da tela para humanos, presente para bots
   (não usar display:none — bots espertos pulam) */
.hp-campo {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ── Botões ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.75rem 1.75rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: background-color var(--dur-1) var(--ease-out),
    border-color var(--dur-1) var(--ease-out),
    color var(--dur-1) var(--ease-out),
    box-shadow var(--dur-2) var(--ease-out);
}

.btn--primario {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn--primario:hover {
  background: var(--accent-strong);
  color: var(--accent-contrast);
  box-shadow: 0 0.5rem 2rem -0.5rem color-mix(in srgb, var(--accent) 55%, transparent);
}

.btn--fantasma {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn--fantasma:hover {
  color: var(--text-primary);
  border-color: var(--apx-slate-400);
  background: var(--surface-raised);
}

.btn[disabled] {
  opacity: 0.55;
  cursor: wait;
}

/* ── Scroll reveal (JS acrescenta .revelado; sem JS tudo visível) ── */

.js .reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity var(--dur-3) var(--ease-apex),
    transform var(--dur-3) var(--ease-apex);
}

.js .reveal.revelado {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
  }
}