/* layout.css
 * Estrutura de seções, grid, containers, espaçamento entre seções
 * Seções: #hero, #diagnostico, #solucao, #servicos, #processo,
 *         #para-quem, #portfolio, #sobre, #depoimentos, #faq, #contato, footer
 * NÃO adicionar estilos de componentes aqui — apenas estrutura e layout
 */

/* === Container === */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

/* === Section base === */
.section {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }
}

@media (min-width: 1024px) {
  .section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

@media (min-width: 1280px) {
  .section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }
}

/* === Grid utilities === */
.grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

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

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

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

/* === Gap utilities === */
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* === Text alignment === */
.text-center { text-align: center; }

/* === Section heading spacing === */
.section-header {
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .section-header {
    margin-bottom: var(--space-12);
  }
}

/* === Site Header / Nav Layout === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 1000;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--transition-interactive),
              height var(--transition-interactive),
              border-color var(--transition-fast);
}

.site-header.is-scrolled {
  background-color: rgba(17, 17, 24, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: var(--color-border);
  height: 64px;
}

.site-header .nav {
  height: 100%;
}

/* === Hero Section Layout === */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(72px + var(--space-10));
  padding-bottom: var(--space-10);
  position: relative;
  overflow: hidden;
}

/* Hero canvas dot grid (animated via js/animations.js) */
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  width: 100%;
}

/* Hero left: copy, single column on mobile */
.hero-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Hero right: metrics card, below on mobile */
.hero-right {
  display: flex;
  justify-content: center;
}

@media (min-width: 768px) {
  .hero {
    padding-top: calc(72px + var(--space-12));
    padding-bottom: var(--space-12);
  }
}

@media (min-width: 1024px) {
  .hero {
    min-height: 100vh;
    padding-top: calc(72px + var(--space-16));
    padding-bottom: var(--space-16);
  }

  .hero-content {
    flex-direction: row;
    align-items: center;
    gap: var(--space-12);
  }

  .hero-left {
    flex: 0 0 60%;
    align-items: flex-start;
    text-align: left;
  }

  .hero-right {
    flex: 0 0 40%;
    justify-content: flex-end;
  }
}

@media (min-width: 1280px) {
  .hero {
    padding-top: calc(72px + var(--space-24));
    padding-bottom: var(--space-20);
  }
}

/* === Alternating section background === */
.section--alt {
  background-color: var(--color-surface);
}

/* === Diagnóstico Layout === */
.pain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) {
  .pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pain-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.diagnostico-impact {
  max-width: 56ch;
  margin-left: auto;
  margin-right: auto;
  font-size: var(--text-lg);
  text-align: center;
}

/* === Solução / Flow Layout === */
.flow-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

@media (min-width: 1024px) {
  .flow-container {
    flex-direction: row;
    justify-content: center;
    gap: 0;
    flex-wrap: nowrap;
  }
}

.solucao-body {
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* === Serviços Layout === */
.servicos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .servicos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1280px) {
  .servicos-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* === Processo Layout === */
.processo-steps {
  display: flex;
  flex-direction: column;
  max-width: 720px;
  margin: 0 auto;
}

.processo-step {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
}

.processo-step-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.processo-step-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-2);
  padding-bottom: var(--space-8);
  position: relative;
  overflow: hidden;
}

.processo-step:last-child .processo-step-content {
  padding-bottom: 0;
}

/* === Para Quem Layout === */
.para-quem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .para-quem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* === Portfólio Layout === */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* === Sobre Layout === */
.sobre-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

@media (min-width: 1024px) {
  .sobre-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-16);
  }
  .sobre-content { flex: 0 0 58%; }
  .sobre-visual  { flex: 1; }
}

/* === FAQ Layout === */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* === Contato Section Layout === */
.contato-cta {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, #080c1a 0%, #0b1122 60%, #080808 100%);
  position: relative;
  overflow: hidden;
}

.contato-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 300px 300px;
  opacity: 0.03;
  pointer-events: none;
}

.contato-cta-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.contato-channels-wrap {
  background-color: var(--color-surface);
  padding: var(--space-12) 0;
}

.contato-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .contato-channels {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* === Footer Layout === */
.site-footer {
  background-color: #050505;
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-12);
  }
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* === Section subheading === */
.section-subheading {
  max-width: 55ch;
  margin: var(--space-4) auto 0;
  text-align: center;
}

/* === Hero CTA Group Layout === */
.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: 100%;
}

@media (min-width: 1024px) {
  .hero-cta-group {
    flex-direction: row;
    width: auto;
  }
}

/* === Depoimentos Layout === */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}