/* Estilos Específicos das Seções - BWB Engenharia */

/* 1. Barra Regional */
.topbar {
  background-color: var(--ink-strong);
  color: var(--text-on-dark);
  font-size: 0.8125rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.topbar-link {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

.topbar-link:hover {
  text-decoration: underline;
  color: var(--brand);
}

/* 2. Cabeçalho */
.site-header {
  background-color: var(--surface);
  height: var(--header-height);
  position: relative;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
}

.header-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  position: relative;
}

.header-container > .logo-brand {
  justify-self: start;
}

.header-container > .btn-primary {
  justify-self: end;
}

.logo-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink-strong);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-brand span {
  color: var(--link);
}

.site-footer .logo-brand span {
  color: var(--brand);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--brand-hover);
}

.mobile-menu-toggle,
.mobile-menu {
  display: none;
}

.mobile-menu-toggle {
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border-control);
  border-radius: var(--radius-button);
  background: var(--surface);
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--ink-strong);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 900px) {
  .header-container {
    display: flex;
    justify-content: space-between;
  }

  .main-nav {
    display: none;
  }

  .header-container > .btn-primary {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .mobile-menu {
    position: absolute;
    top: calc(100% + 16px);
    left: var(--container-padding-tablet);
    right: var(--container-padding-tablet);
    z-index: var(--z-menu);
    padding: 1rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    background: var(--surface);
    box-shadow: var(--shadow-floating);
  }

  .mobile-menu:not([hidden]) {
    display: grid;
    gap: 0.25rem;
  }

  .mobile-menu > a:not(.btn-primary) {
    min-height: 44px;
    padding: 0.625rem 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: none;
  }

  .mobile-menu .btn-primary {
    margin-top: 0.5rem;
  }
}

/* 3. Hero */
.hero-section {
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
  background-color: var(--canvas);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.hero-message {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-img);
  overflow: hidden;
  margin-top: 1rem;
  margin-bottom: 0;
  border: 1px solid var(--border-subtle);
}

.hero-img-wrap img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
}

.editorial-media {
  position: relative;
}

.editorial-media img {
  width: 100%;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-img);
}

.confidence-strip {
  margin-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.confidence-item {
  display: grid;
  align-content: start;
  gap: 0.375rem;
  min-width: 0;
  padding: 1.25rem 1.5rem;
}

.confidence-item:nth-child(odd) {
  border-right: 1px solid var(--border-subtle);
}

.confidence-item:nth-child(-n + 2) {
  border-bottom: 1px solid var(--border-subtle);
}

.confidence-label {
  font-family: var(--font-data);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand);
}

.confidence-value {
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.45;
}

/* 4. Escolha do Serviço */
.section-services-choice {
  background-color: var(--surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 3rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-icon-box {
  width: 44px;
  height: 44px;
  background-color: rgba(229, 151, 18, 0.12);
  border-radius: var(--radius-button);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-strong);
  margin-bottom: 1.25rem;
}

/* 5. Por Que Antes do Projeto */
.split-diagram-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

@media (max-width: 900px) {
  .split-diagram-section {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.diagram-card {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 1.5rem;
}

/* 6 & 7. Seções Topografia e Sondagem */
.editorial-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 900px) {
  .editorial-split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .editorial-split.reverse {
    display: flex;
    flex-direction: column-reverse;
  }
}

.deliverables-list {
  list-style: none;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.deliverables-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.deliverables-list li svg {
  color: var(--mineral);
  flex-shrink: 0;
  margin-top: 3px;
}

/* 8. Base Técnica BWB */
.base-tecnica-section {
  background-color: var(--ink-strong);
  color: var(--text-on-dark);
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0;
}

.matrix-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-card);
  padding: 1.75rem;
}

.matrix-card-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.matrix-icon {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  color: var(--brand);
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.matrix-card h3 {
  color: var(--brand);
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0;
}

.matrix-card p {
  color: var(--text-secondary-dark);
  font-size: 0.9375rem;
}

/* 10. Para Quem É */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}

@media (max-width: 900px) {
  .audience-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.audience-col {
  padding-right: 1.5rem;
  border-right: 1px solid var(--border-subtle);
}

@media (max-width: 900px) {
  .audience-col {
    padding-right: 0;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 2rem;
  }
}

.audience-col:last-child {
  border: none;
  padding-right: 0;
  padding-bottom: 0;
}

/* 12. Diferenciais */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pillar-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pillar-item h3 {
  font-size: 1.15rem;
  color: var(--ink-strong);
}

/* 13. Obras Realizadas */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.portfolio-card {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.portfolio-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.portfolio-info {
  padding: 1.5rem;
}

/* Prova social de protótipo: permanece bloqueada até receber relatos reais e autorizados. */
.social-proof-heading {
  max-width: 720px;
  margin: 0 auto 3rem;
  text-align: center;
}

.social-proof-heading .lead {
  margin: 0.75rem auto 0;
  text-align: center;
}

.testimonial-slider {
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-viewport {
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
}

.testimonial-viewport.is-dragging {
  cursor: grabbing;
  user-select: none;
}

.testimonial-viewport.is-dragging .testimonial-track {
  transition: none;
}

.testimonial-track {
  display: flex;
  transition: transform 360ms cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.testimonial-slide {
  flex: 0 0 100%;
  min-width: 0;
  padding: clamp(1.75rem, 4vw, 3rem);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  background: var(--surface);
}

.testimonial-slide blockquote {
  max-width: 72ch;
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.3vw, 1.25rem);
  line-height: 1.55;
  text-wrap: pretty;
}

.testimonial-slide p {
  display: grid;
  gap: 0.125rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.testimonial-slide strong {
  color: var(--ink-strong);
}

.testimonial-controls {
  display: grid;
  grid-template-columns: 48px 1fr 48px;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

.testimonial-arrow {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border-control);
  border-radius: var(--radius-button);
  background: var(--surface);
  color: var(--ink-strong);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.testimonial-arrow:hover {
  border-color: var(--brand);
  background: rgba(229, 151, 18, 0.1);
}

.testimonial-arrow svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.testimonial-pagination {
  display: grid;
  justify-items: center;
  gap: 0.375rem;
}

.testimonial-status {
  color: var(--text-secondary);
  font-family: var(--font-data);
  font-size: 0.75rem;
}

.testimonial-dots {
  display: flex;
  justify-content: center;
}

.testimonial-dot {
  width: 28px;
  height: 28px;
  position: relative;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.testimonial-dot::after {
  content: "";
  width: 20px;
  height: 8px;
  position: absolute;
  inset: 50% auto auto 50%;
  border-radius: var(--radius-pill);
  background: var(--border-control);
  transform: translate(-50%, -50%) scaleX(0.4);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.testimonial-dot.is-active::after {
  background: var(--brand);
  transform: translate(-50%, -50%) scaleX(1);
}

@media (max-width: 560px) {
  .testimonial-controls {
    grid-template-columns: 44px 1fr 44px;
    gap: 0.5rem;
  }

  .testimonial-arrow {
    width: 44px;
    height: 44px;
  }

  .testimonial-dot {
    width: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .testimonial-track {
    transition: none;
  }
}

/* 14. Regiões Atendidas */
.regions-section {
  border-top: 1px solid var(--border-subtle);
}

.regions-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(3rem, 7vw, 6rem);
  align-items: center;
}

.regions-content {
  display: grid;
  align-content: start;
}

.regions-content .lead {
  margin-top: 1rem;
}

.region-list {
  margin-top: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border-subtle);
}

.region-row {
  display: grid;
  grid-template-columns: minmax(130px, 0.65fr) minmax(0, 1.35fr);
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border-subtle);
}

.region-row h3 {
  color: var(--ink-strong);
  font-size: 1rem;
  line-height: 1.45;
}

.region-row p {
  color: var(--text-secondary);
  line-height: 1.5;
}

.coverage-diagram {
  padding: clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-card);
  background: var(--ink-strong);
  color: var(--text-on-dark);
}

.coverage-diagram-label {
  color: var(--brand);
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.coverage-diagram svg {
  margin: 1rem 0 0.75rem;
}

.coverage-route {
  stroke: #7C878D;
  stroke-width: 2;
  stroke-dasharray: 7 7;
}

.coverage-node {
  fill: var(--mineral);
  stroke: var(--text-secondary-dark);
  stroke-width: 2;
}

.coverage-label,
.coverage-main-label {
  fill: var(--text-secondary-dark);
  font-family: var(--font-data);
  font-size: 11px;
}

.coverage-main-label {
  fill: var(--text-on-dark);
  font-weight: 600;
}

.coverage-caption {
  max-width: 48ch;
  color: var(--text-secondary-dark);
  font-size: 0.875rem;
}

@media (max-width: 900px) {
  .regions-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .region-row {
    grid-template-columns: 1fr;
    gap: 0.375rem;
  }
}

/* 16. CTA Final */
.final-cta-section {
  background-color: var(--ink-strong);
  color: var(--text-on-dark);
  padding-top: clamp(4.5rem, 7vw, 7rem);
  padding-bottom: clamp(4.5rem, 7vw, 7rem);
}

.final-cta-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  max-width: 760px;
  text-align: center;
}

.final-cta-layout h2 {
  max-width: 22ch;
  color: var(--text-on-dark);
  font-size: clamp(2rem, 3.2vw, 3rem);
}

.final-cta-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  width: 100%;
}

.final-cta-action p {
  max-width: 56ch;
  color: var(--text-secondary-dark);
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.6;
}

.final-cta-action .btn-primary {
  width: min(100%, 380px);
}

/* 17. Rodapé */
.site-footer {
  background-color: var(--ink-strong);
  color: var(--text-secondary-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 3rem 0 2rem 0;
  font-size: 0.875rem;
}

.site-footer a {
  text-decoration: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 768px) {
  .topbar-content {
    justify-content: center;
    text-align: center;
  }

  .topbar-link {
    display: none;
  }

  .hero-grid {
    display: flex;
    flex-direction: column;
  }

  .hero-message {
    display: contents;
  }

  .hero-message > .eyebrow {
    order: 1;
  }

  .hero-message > h1 {
    order: 2;
  }

  .hero-message > .lead {
    order: 3;
  }

  .form-container {
    order: 4;
    width: 100%;
  }

  .hero-img-wrap {
    order: 5;
    width: 100%;
    margin-top: 0;
  }

  .confidence-strip {
    order: 7;
    width: 100%;
  }
}

@media (max-width: 560px) {
  .site-header {
    height: 68px;
  }

  .logo-brand {
    font-size: 1.05rem;
  }

  .logo-brand svg {
    width: 24px;
    height: 24px;
  }

  .mobile-menu {
    left: var(--container-padding-mobile);
    right: var(--container-padding-mobile);
  }

  .cta-label-full {
    display: none;
  }

  .cta-label-short {
    display: inline;
  }

  .form-container {
    padding: 1.5rem 1.25rem;
  }

  .radio-group {
    grid-template-columns: 1fr 1fr;
  }

  .confidence-strip {
    grid-template-columns: 1fr;
  }

  .confidence-item {
    padding: 1rem 0;
    border-right: 0;
  }

  .confidence-item:nth-child(odd) {
    border-right: 0;
  }

  .confidence-item:nth-child(-n + 3) {
    border-bottom: 1px solid var(--border-subtle);
  }
}