/* interacoes.css: comportamento visual compartilhado por TODAS as paginas
   publicas (carrega no base_publico). Scroll-reveal, header ao rolar, nav
   mobile, utilitarios de movimento. Pareado com static/js/site.js.

   Tudo aqui respeita prefers-reduced-motion: com movimento reduzido, o
   conteudo aparece pronto e nada anima. */

/* ============================================================
   Scroll reveal
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.16, 1, .3, 1);
  will-change: opacity, transform;
}
[data-reveal="left"]  { transform: translateX(-30px); }
[data-reveal="right"] { transform: translateX(30px); }
[data-reveal="scale"] { transform: scale(.9); }
[data-reveal="fade"]  { transform: none; }
[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* Grupo com entrada escalonada (stagger): um observer no container,
   filhos entram em cascata. */
[data-reveal-group] > * {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .55s ease, transform .55s cubic-bezier(.16, 1, .3, 1);
  will-change: opacity, transform;
}
[data-reveal-group].is-in > * { opacity: 1; transform: none; }
[data-reveal-group].is-in > *:nth-child(1) { transition-delay: .04s; }
[data-reveal-group].is-in > *:nth-child(2) { transition-delay: .10s; }
[data-reveal-group].is-in > *:nth-child(3) { transition-delay: .16s; }
[data-reveal-group].is-in > *:nth-child(4) { transition-delay: .22s; }
[data-reveal-group].is-in > *:nth-child(5) { transition-delay: .28s; }
[data-reveal-group].is-in > *:nth-child(6) { transition-delay: .34s; }
[data-reveal-group].is-in > *:nth-child(7) { transition-delay: .40s; }
[data-reveal-group].is-in > *:nth-child(8) { transition-delay: .46s; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-reveal-group] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ============================================================
   Header ao rolar (glass + elevacao)
   ============================================================ */
.header {
  transition: background var(--transition), box-shadow var(--transition),
              border-color var(--transition);
}
.header-glass {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  box-shadow: 0 6px 24px rgba(45, 41, 38, 0.07);
  border-bottom-color: transparent;
}

/* ============================================================
   Nav mobile (hamburguer + drawer)
   ============================================================ */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: transparent;
  border: 0; border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text);
}
.nav-toggle span {
  position: relative;
  width: 22px; height: 2px; border-radius: 2px;
  background: currentColor;
  transition: background .2s;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  position: absolute; left: 0;
  width: 22px; height: 2px; border-radius: 2px;
  background: currentColor;
  transition: transform .25s cubic-bezier(.4, 0, .2, 1);
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after  { top: 7px; }
.header-nav.aberto ~ .nav-toggle span,
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-7px) rotate(-45deg); }

body.nav-travado { overflow: hidden; }

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  /* IMPORTANTE: o .header tem backdrop-filter, que vira bloco de contencao
     pra descendentes position:fixed. Por isso NAO usamos inset (bottom:0
     resolveria contra a caixa do header, dando altura 0). Usamos altura em
     vh/dvh, que e sempre relativa a viewport. */
  .header-nav {
    position: fixed;
    top: var(--header-h); left: 0; right: 0; bottom: auto;
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h));
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: var(--sp-5);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform .32s cubic-bezier(.4, 0, .2, 1), visibility .32s;
    overflow-y: auto;
    z-index: 90;
  }
  /* Fechado: fora do fluxo de foco (nao tabula pra links invisiveis). */
  .header-nav.aberto { transform: translateX(0); visibility: visible; }
  .header-nav a {
    padding: 14px 16px;
    font-size: 17px;
    border-radius: var(--radius-sm);
  }
  .header-nav a.btn { margin-top: var(--sp-3); text-align: center; }
}

/* Rede de seguranca do drawer off-canvas: evita scroll horizontal quando o
   menu fica deslocado pra fora da tela. */
body { overflow-x: hidden; }

/* Skip link: pular o cabecalho repetido (WCAG 2.4.1). Some ate receber foco. */
.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 2000;
  transform: translateY(-160%);
  padding: 10px 18px;
  background: var(--text); color: var(--text-invert);
  border-radius: var(--radius-sm);
  font-weight: 600; font-size: 14px; text-decoration: none;
  box-shadow: var(--shadow-lg);
  transition: transform .2s cubic-bezier(.4, 0, .2, 1);
}
.skip-link:focus { transform: translateY(0); outline: 2px solid var(--accent); }

/* ============================================================
   Utilitarios de movimento reutilizaveis
   ============================================================ */

/* Texto com gradiente laranja da marca. Em fundo CLARO usa o laranja escuro
   (contraste AA). Sobre fundo ESCURO (ex: .cta-final) volta pro laranja vivo. */
.grad-txt {
  background: var(--grad-texto-forte);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.cta-final .grad-txt,
.empresa-painel .grad-txt {
  background: var(--grad-texto-laranja);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Card com leve inclinacao 3D no hover (respeita reduced-motion) */
.tilt {
  transition: transform .35s cubic-bezier(.16, 1, .3, 1),
              box-shadow .35s cubic-bezier(.16, 1, .3, 1);
}
.tilt:hover {
  transform: translateY(-6px);
}
@media (prefers-reduced-motion: reduce) {
  .tilt:hover { transform: none; }
}

/* Marquee horizontal continuo (faixa de logos/canais) */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-trilho {
  display: flex;
  width: max-content;
  animation: marquee-scroll 32s linear infinite;
}
.marquee-set {
  display: flex;
  gap: var(--sp-6);
  padding-right: var(--sp-6);
  flex-shrink: 0;
}
.marquee:hover .marquee-trilho { animation-play-state: paused; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  /* width:auto e obrigatorio: com width:max-content o flex-wrap nunca quebra. */
  .marquee-trilho { animation: none; width: auto; flex-wrap: wrap; justify-content: center; }
  .marquee-set { flex-wrap: wrap; justify-content: center; padding-right: 0; }
  .marquee-set[aria-hidden="true"] { display: none; }
}

/* ============================================================
   Componentes de pagina compartilhados (usados em varias paginas
   publicas, por isso vivem aqui e nao no home.css)
   ============================================================ */

/* Blobs de fundo animados */
.blobs {
  position: fixed; inset: 0; z-index: -1;
  overflow: hidden; pointer-events: none;
}
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px); will-change: transform;
}
.blob-1 {
  width: 620px; height: 620px; top: -160px; left: -120px;
  background: radial-gradient(circle, #D0D3D4 0%, transparent 70%);
  opacity: .45; animation: bloat 32s ease-in-out infinite;
}
.blob-2 {
  width: 700px; height: 700px; top: 25%; right: -220px;
  background: radial-gradient(circle, #E3E4E5 0%, transparent 70%);
  opacity: .6; animation: bloat 38s ease-in-out infinite reverse;
}
.blob-3 {
  width: 540px; height: 540px; bottom: -140px; left: 15%;
  background: radial-gradient(circle, #9D9C9E 0%, transparent 70%);
  opacity: .22; animation: bloat 44s ease-in-out infinite;
}
.blob-4 {
  width: 380px; height: 380px; top: 55%; left: 45%;
  background: radial-gradient(circle, #FF7500 0%, transparent 70%);
  opacity: .07; animation: bloat 50s ease-in-out infinite reverse;
}
@keyframes bloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(80px, -60px) scale(1.15); }
  66%      { transform: translate(-60px, 80px) scale(.9); }
}
@media (prefers-reduced-motion: reduce) { .blob { animation: none; } }

/* CTA final (bloco escuro com brilho laranja) */
.cta-final { padding: var(--sp-9) 0; text-align: center; position: relative; }
.cta-final .painel {
  background: linear-gradient(135deg, #2D2926, #4a4341);
  border-radius: 32px;
  padding: clamp(48px, 8vw, 96px) clamp(24px, 4vw, 48px);
  color: white; position: relative; overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}
.cta-final .painel::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 117, 0, 0.25), transparent 60%);
  pointer-events: none;
}
.cta-final h2 {
  color: white; font-size: clamp(28px, 4vw, 44px);
  margin-bottom: var(--sp-3); position: relative; z-index: 1;
}
.cta-final p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 17px; margin-bottom: var(--sp-5);
  position: relative; z-index: 1;
}
.cta-final .btn-primary { position: relative; z-index: 1; }

/* Cabecalho de secao reutilizavel (kicker + titulo + subtitulo) */
.sec-cab { text-align: center; max-width: 720px; margin: 0 auto var(--sp-7); }
.sec-cab.esq { text-align: left; margin-left: 0; }
.sec-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--accent-texto);
  margin-bottom: var(--sp-3);
}
.sec-kicker::before {
  content: '';
  width: 22px; height: 2px; border-radius: 2px;
  background: var(--accent);
}
.sec-cab h2 {
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 var(--sp-3);
}
.sec-cab p {
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--text-dim);
  line-height: 1.6;
  margin: 0;
}