/* ===================================================================
   Apkallu — sistema de entrada e efeitos por secao

   Principio (vindo do Material 4): cada secao tem fundo e efeito de
   entrada PROPRIOS. O que costura tudo e a linguagem do logo — ponto
   de luz, fluxo descendo, ciano sobre teal escuro.
   =================================================================== */

/* -------------------------------------------------------------------
   ENTRADAS
   Marcadas no HTML por data-entrada. O JS so adiciona .visivel quando
   o elemento chega na tela; o CSS cuida do resto.
   ------------------------------------------------------------------- */
[data-entrada] {
  opacity: 0;
  will-change: transform, filter, opacity;
}
[data-entrada].visivel { opacity: 1; }

/* blur-in: nasce desfocado e levemente menor, entra em foco.
   Vindo do Material 4 (blur 20px + scale .98). */
[data-entrada="blur"] {
  filter: blur(18px);
  transform: scale(0.985);
  transition: opacity 0.9s var(--ease-out-expo),
              filter 0.9s var(--ease-out-expo),
              transform 0.9s var(--ease-out-expo);
}
[data-entrada="blur"].visivel { filter: blur(0); transform: none; }

/* sobe e aparece */
[data-entrada="cima"] {
  transform: translateY(24px);
  transition: opacity 0.75s var(--ease-out-expo),
              transform 0.75s var(--ease-out-expo);
}
[data-entrada="cima"].visivel { transform: none; }

/* entra em perspectiva, como se virasse de frente */
[data-entrada="perspectiva"] {
  transform: perspective(1200px) rotateX(9deg) rotateY(-7deg) scale(0.94);
  filter: blur(6px);
  transition: opacity 1.1s var(--ease-out-expo),
              transform 1.1s var(--ease-out-expo),
              filter 1.1s var(--ease-out-expo);
}
[data-entrada="perspectiva"].visivel {
  transform: perspective(1200px) rotateX(0) rotateY(0) scale(1);
  filter: blur(0);
}

/* revelacao por corte: o bloco se abre de baixo pra cima */
[data-entrada="corte"] {
  clip-path: inset(0 0 100% 0);
  transform: translateY(14px);
  transition: opacity 0.2s linear,
              clip-path 0.95s var(--ease-out-expo),
              transform 0.95s var(--ease-out-expo);
}
[data-entrada="corte"].visivel { clip-path: inset(0 0 0 0); transform: none; }

/* escalonamento: cada filho entra um pouco depois do anterior */
[data-escalonar] > * { transition-delay: calc(var(--i, 0) * 90ms); }

/* -------------------------------------------------------------------
   SECAO 1 — HERO
   Fundo: o feixe conico e as trilhas (identidade do logo).
   ------------------------------------------------------------------- */
.s-hero {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(40px, 8vh, 96px) clamp(18px, 5vw, 56px) clamp(48px, 8vh, 96px);
}
.s-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

/* o brilho que segue o cursor dentro do hero */
.s-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    620px circle at var(--px, 50%) var(--py, 30%),
    rgba(78, 200, 221, 0.09),
    transparent 62%
  );
  opacity: 0;
  transition: opacity 0.6s ease;
}
.s-hero.acordado::before { opacity: 1; }

.s-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px 7px 11px;
  border-radius: 999px;
  background: rgba(8, 26, 36, 0.55);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.s-titulo {
  margin: 24px 0 0;
  font-size: clamp(38px, 5.6vw, 76px);
  line-height: 1.02;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--text-main);
}
.s-titulo em {
  font-style: normal;
  background: linear-gradient(102deg, var(--apk-glow), var(--apk-cyan) 46%, var(--apk-blue));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.s-sub {
  margin: 24px 0 0;
  max-width: 46ch;
  font-size: clamp(14.5px, 1.35vw, 16.5px);
  line-height: 1.7;
  color: var(--text-muted);
  text-wrap: pretty;
}
.s-sub strong { color: var(--text-main); font-weight: 650; }

.s-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.s-provas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 44px 0 0;
  padding: 0;
  list-style: none;
}
.s-provas li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
}
.s-provas li::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--apk-cyan);
  box-shadow: 0 0 9px var(--apk-cyan);
}
.s-provas b { color: var(--text-muted); font-weight: 700; }

/* a janela do produto — parallax leve ao rolar */
.s-janela { min-width: 0; will-change: transform; }
.s-janela-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(4, 16, 23, 0.55);
}
.s-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(190, 240, 250, 0.16); }
.s-janela-titulo { margin-left: 10px; font-size: 12px; font-weight: 600; color: var(--text-dim); }
.s-janela-corpo { padding: 8px 18px 16px; }

.s-linha {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.s-linha:last-of-type { border-bottom: 0; }
.s-linha-nome { font-size: 14px; font-weight: 600; color: var(--text-main); }
.s-linha-desc { font-size: 12.5px; color: var(--text-dim); margin-top: 2px; }
.s-linha-residual .s-linha-nome { color: var(--warn-amber); }

.s-chip {
  flex: none;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--off-gray);
  background: var(--off-bg);
  border: 1px solid rgba(107, 139, 152, 0.28);
}
.s-chip-on { color: var(--ok-green); background: var(--ok-bg); border-color: rgba(47, 214, 165, 0.32); }
.s-chip-warn { color: var(--warn-amber); background: var(--warn-bg); border-color: rgba(240, 180, 41, 0.32); }

.s-janela-pe {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid var(--border-subtle);
  font-size: 11.5px;
  color: var(--text-dim);
}

@media (max-width: 940px) {
  .s-hero-grid { grid-template-columns: 1fr; }
  .s-janela { margin-top: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  [data-entrada] { opacity: 1 !important; filter: none !important; transform: none !important;
                   clip-path: none !important; transition: none !important; }
  .s-janela { transform: none !important; }
  .s-hero::before { opacity: 0 !important; }
}