/* ============================================
   LAYOUT — Containers, Seções, Grid, Responsividade
   ============================================ */

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-5);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Flex */
.flex {
  display: flex;
}

.flex--center {
  align-items: center;
  justify-content: center;
}

.flex--between {
  align-items: center;
  justify-content: space-between;
}

.flex--col {
  flex-direction: column;
}

/* Gap utilities */
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-7 { gap: var(--space-7); }

/* Seções */
.section {
  padding-block: var(--space-9);
  position: relative;
}

.section--sm {
  padding-block: var(--space-7);
}

.section--lg {
  padding-block: var(--space-10);
}

/* Fundos de seção */
.section--bg-a {
  background: var(--color-bg-primary);
}

.section--bg-b {
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(14, 100, 221, 0.12),
      transparent 44%
    ),
    var(--color-bg-secondary);
}

.section--bg-c {
  background:
    linear-gradient(
      180deg,
      rgba(7, 19, 41, 0.82),
      rgba(2, 4, 13, 0.96)
    );
}

/* Hero específico */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-block: 120px 80px;
  background-image: url('../assets/images/bg-hero.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 72% 34%,
      rgba(8, 119, 255, 0.18),
      transparent 30%
    ),
    radial-gradient(
      circle at 30% 10%,
      rgba(14, 100, 221, 0.10),
      transparent 32%
    ),
    rgba(2, 4, 13, 0.65);
  z-index: 1;
}

.hero > .container {
  position: relative;
  z-index: 2;
}

/* Separadores */
.section-divider {
  width: 100%;
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(67, 183, 255, 0.24),
      transparent
    );
}

/* Borda superior com gradiente esmaecendo para as laterais */
.section--gradient-top {
  position: relative;
}

.section--gradient-top::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(100%, 1180px);
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(67, 183, 255, 0.45) 20%,
      rgba(67, 183, 255, 0.45) 80%,
      transparent
    );
  pointer-events: none;
}

/* Borda superior e inferior com gradiente esmaecendo para as laterais */
.section--gradient-both {
  position: relative;
}

.section--gradient-both::before,
.section--gradient-both::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: min(100%, 1180px);
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(67, 183, 255, 0.45) 20%,
      rgba(67, 183, 255, 0.45) 80%,
      transparent
    );
  pointer-events: none;
}

.section--gradient-both::before {
  top: 0;
}

.section--gradient-both::after {
  bottom: 0;
}

/* ============================================
   BARRA DE ROLAGEM MODERNA
   ============================================ */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(67, 183, 255, 0.35) rgba(2, 4, 13, 0.6);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(2, 4, 13, 0.6);
  border-left: 1px solid rgba(67, 183, 255, 0.08);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #0E64DD, #0877FF);
  border-radius: 999px;
  border: 2px solid rgba(2, 4, 13, 0.9);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #43B7FF, #0E64DD);
}

::-webkit-scrollbar-corner {
  background: rgba(2, 4, 13, 0.6);
}

/* Scrollbar sutil para elementos com overflow interno */
.scroll-area {
  scrollbar-width: thin;
  scrollbar-color: rgba(67, 183, 255, 0.3) transparent;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 1024px) {
  .section {
    padding-block: var(--space-8);
  }

  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding-block: var(--space-7);
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-block: 100px 60px;
  }

  /* Centraliza o conteúdo do hero no mobile */
  .hero .grid--2 > .reveal:first-child {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero .grid--2 > .reveal:first-child .pre-headline {
    margin-inline: auto;
  }

  .hero .grid--2 > .reveal:first-child p {
    margin-inline: auto;
  }

  .hero .grid--2 > .reveal:first-child > div {
    justify-content: center;
  }

  /* Centraliza o conteúdo da seção "Quem criou o App Blindado" no mobile */
  #criador .grid--2 > .reveal:last-child {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  #criador .grid--2 > .reveal:last-child p {
    max-width: 52ch;
  }

  /* Centraliza o conteúdo da seção "Satisfação garantida..." no mobile */
  #garantia-celo .grid--2 > .reveal:first-child {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  #garantia-celo .grid--2 > .reveal:first-child p {
    max-width: 52ch;
  }
}

@media (max-width: 480px) {
  .container {
    width: calc(100% - 40px);
  }

  .section {
    padding-block: var(--space-6);
  }

  /* Imagem da seção conexão com zoom no mobile — maior que a própria tela */
  #conexao figure {
    max-width: none;
    width: 132vw;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin-inline: 0;
  }

  #conexao figure img {
    border-radius: 0;
    min-height: 240px;
    object-fit: cover;
  }
}