/* =============================================================
   BASE — Wolf Soluções Integradas
   ============================================================= */

body {
  font-family: var(--font-main);
  font-size: var(--text-base);
  color: var(--steel);
  background: var(--white);
  overflow-x: hidden;
}

::selection { background: var(--cyan); color: var(--white); }

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

/* ── Tipografia ── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl)); }
h2 { font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl)); }
h3 { font-size: clamp(var(--text-xl), 2.5vw, var(--text-2xl)); }
h4 { font-size: var(--text-lg); }

p { color: var(--gray); }

.accent-cyan   { color: var(--cyan); }
.accent-yellow { color: var(--yellow); }

/* ── Seções ── */
.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24));
  position: relative;
}

.section--dark {
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(0,174,239,.08), transparent 60%),
    var(--ink);
}

.section--dark h2, .section--dark h3, .section--dark h4 { color: var(--white); }
.section--dark p { color: var(--light-gray); }

.section--paper { background: var(--paper); }

/* ── Cabeçalho de seção ── */
.section-header { max-width: 680px; margin-bottom: clamp(var(--space-10), 6vw, var(--space-16)); }
.section-header--center { margin-inline: auto; text-align: center; }
.section-header p { margin-top: var(--space-4); font-size: var(--text-lg); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: var(--space-3);
}

.accent-bar {
  width: 52px;
  height: 4px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--cyan), var(--cyan-deep));
  margin-bottom: var(--space-4);
}
.section-header--center .accent-bar { margin-inline: auto; }

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

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

/* =============================================================
   ANIMAÇÕES DE ROLAGEM  —  [data-animate]
   variantes: data-animate="left|right|zoom|blur" (padrão: up)
   ============================================================= */
[data-animate] {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity  var(--duration-long) var(--ease-out),
    transform var(--duration-long) var(--ease-out),
    filter   var(--duration-long) var(--ease-out);
  will-change: opacity, transform;
}

[data-animate="left"]  { transform: translateX(-44px); }
[data-animate="right"] { transform: translateX(44px); }
[data-animate="zoom"]  { transform: scale(.92); }
[data-animate="blur"]  { transform: none; filter: blur(10px); }

[data-animate].is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}

/* Stagger automático de filhos — [data-stagger] */
[data-stagger] > * {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity  var(--duration-long) var(--ease-out),
    transform var(--duration-long) var(--ease-out);
}
[data-stagger].is-visible > * { opacity: 1; transform: none; }
[data-stagger].is-visible > *:nth-child(1)  { transition-delay: 0ms; }
[data-stagger].is-visible > *:nth-child(2)  { transition-delay: 90ms; }
[data-stagger].is-visible > *:nth-child(3)  { transition-delay: 180ms; }
[data-stagger].is-visible > *:nth-child(4)  { transition-delay: 270ms; }
[data-stagger].is-visible > *:nth-child(5)  { transition-delay: 360ms; }
[data-stagger].is-visible > *:nth-child(6)  { transition-delay: 450ms; }
[data-stagger].is-visible > *:nth-child(7)  { transition-delay: 540ms; }
[data-stagger].is-visible > *:nth-child(8)  { transition-delay: 630ms; }
[data-stagger].is-visible > *:nth-child(9)  { transition-delay: 720ms; }
[data-stagger].is-visible > *:nth-child(10) { transition-delay: 810ms; }
[data-stagger].is-visible > *:nth-child(11) { transition-delay: 900ms; }
[data-stagger].is-visible > *:nth-child(12) { transition-delay: 990ms; }


/* ── Lenis (scroll suave) — estilos recomendados ── */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }

/* ── Barra de progresso de leitura ── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan));
  z-index: 1001;
  pointer-events: none;
}

/* =============================================================
   TÍTULOS ANIMADOS — palavras reveladas em cascata
   (spans .st-w criados por initSplitTitles em main.js)
   ============================================================= */
.split-title .st-w {
  display: inline-block;
  opacity: 0;
  transform: translateY(.55em) rotate(1.5deg);
  filter: blur(8px);
  transition:
    opacity  .75s var(--ease-out),
    transform .75s var(--ease-out),
    filter   .75s var(--ease-out);
  transition-delay: calc(var(--wi) * 60ms);
  will-change: transform, filter;
}

.split-title.is-visible .st-w {
  opacity: 1;
  transform: none;
  filter: none;
}


/* =============================================================
   TRANSIÇÃO ENTRE PÁGINAS
   ============================================================= */
body {
  animation: body-fade-in 450ms var(--ease-out) both;
}

main {
  animation: page-in 650ms var(--ease-out) both;
}

@keyframes body-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes page-in {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}

body.page-leave {
  opacity: 0;
  transition: opacity 260ms var(--ease);
}

body.page-leave main {
  transform: translateY(-14px);
  transition: transform 260ms var(--ease);
}