/* =========================================
   HEADER / NAV
   ========================================= */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--white); border-bottom: 1px solid var(--gray-100); height: var(--nav-h); transition: box-shadow 0.3s; }
nav.scrolled { box-shadow: 0 2px 20px rgba(27,68,153,0.08); }
.nav-inner { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 24px; height: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-icon { width: 40px; height: 40px; background: var(--blue); border-radius: 10px; display: flex; align-items: center; justify-content: center; }
.nav-logo-icon svg { width: 22px; height: 22px; fill: var(--white); }
.nav-logo-text { font-size: 17px; font-weight: 700; color: var(--blue); }
.nav-logo-text span { color: var(--gold-dark); }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-mobile-btn { display: none; cursor: pointer; padding: 8px; }
.nav-mobile-btn span { display: block; width: 22px; height: 2px; background: var(--gray-800); margin: 4px 0; border-radius: 2px; }

/* =========================================
   SECTION (estrutura base reutilizada em várias páginas)
   ========================================= */
.section { padding: 100px 0; }

/* =========================================
   HERO (home)
   ========================================= */
.hero {
  height: 100vh;       /* ocupa a altura da tela */
  min-height: 640px;   /* não fica pequena demais em telas baixas */
  max-height: 880px;   /* não fica gigante em monitores ultra largos */
  padding-top: var(--nav-h);
  background: var(--white);
  display: flex;
  align-items: center;
}
.hero--blue { background: var(--blue); }
.hero-content-wrap { padding: 40px 0; width: 100%; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

/* Slider — estrutura de posicionamento */
.hero-slider { position: relative; min-height: clamp(360px, 38vw, 420px); }
.hero-slide {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  transition: opacity 0.5s ease;
}
.hero-slide.active { opacity: 1; visibility: visible; }

/* =========================================
   GRID: SERVIÇOS (home)
   ========================================= */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; }

/* =========================================
   GRID: SOBRE (home)
   ========================================= */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-img-bg { background: var(--blue); border-radius: 24px; height: 420px; position: relative; overflow: hidden; }
.about-img-pattern { position: absolute; inset: 0; opacity: 0.08; background-image: radial-gradient(circle, var(--white) 1px, transparent 1px); background-size: 24px 24px; }
.about-values { display: flex; flex-direction: column; gap: 16px; margin-top: 32px; }

/* =========================================
   COBERTURA (página unidades)
   ========================================= */
.coverage-section { background: var(--blue); color: var(--white); }
.coverage-section .section-h2 { color: var(--white); }
.coverage-section .section-p { color: rgba(255,255,255,0.7); }
.coverage-section .section-tag { color: var(--gold); }
.coverage-section .section-tag::before { background: var(--gold); }
.coverage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 48px; }
.coverage-cities { display: flex; flex-direction: column; gap: 10px; }
.coverage-stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }

/* =========================================
   GRID: DIFERENCIAIS (home)
   ========================================= */
.diff-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 56px; }

/* =========================================
   GRID: DEPOIMENTOS (home)
   ========================================= */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }

/* =========================================
   CTA BAND (reutilizada em várias páginas)
   ========================================= */
.cta-band { background: var(--gold); padding: 80px 0; }
.cta-band-inner { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }

/* =========================================
   PAGE HERO (genérico — serviços)
   ========================================= */
.page-hero { background: var(--blue); padding: calc(var(--nav-h) + 60px) 0 60px; color: var(--white); }

/* =========================================
   SERVIÇOS — DETALHE
   ========================================= */
.service-detail { padding: 80px 0; border-bottom: 1px solid var(--gray-100); }
.service-detail:nth-child(even) { background: var(--off-white); }
.service-detail-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.service-detail:nth-child(even) .service-detail-inner { direction: rtl; }
.service-detail:nth-child(even) .service-detail-inner > * { direction: ltr; }
.svc-visual { border-radius: 24px; height: 360px; position: relative; overflow: hidden; }
.svc-visual-pattern { position: absolute; inset: 0; opacity: 0.1; background-image: radial-gradient(circle, var(--white) 1px, transparent 1px); background-size: 20px 20px; }
.svc-visual-icon { position: absolute; bottom: 32px; right: 32px; width: 80px; height: 80px; background: rgba(255,255,255,0.15); border-radius: 20px; display: flex; align-items: center; justify-content: center; }
.svc-visual-icon svg { width: 40px; height: 40px; fill: var(--white); }
.svc-features { display: flex; flex-direction: column; gap: 10px; margin-top: 24px; }

/* =========================================
   SOBRE — PÁGINA
   ========================================= */
.about-page-hero { background: var(--blue); padding: calc(var(--nav-h) + 80px) 0 80px; color: var(--white); }
.about-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-timeline { padding: 80px 0; }
.about-timeline-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.timeline-items { display: flex; flex-direction: column; }
.tl-item { display: grid; grid-template-columns: 84px 30px 1fr; gap: 16px; align-items: flex-start; padding: 20px 0; }
.tl-line { display: flex; flex-direction: column; align-items: center; }
.tl-vert { flex: 1; width: 2px; background: var(--gray-100); min-height: 24px; }
.tl-item:last-child .tl-vert { display: none; }
.team-section { background: var(--off-white); padding: 80px 0; }

/* =========================================
   CONTATO — PÁGINA
   ========================================= */
.contact-hero { background: var(--blue); padding: calc(var(--nav-h) + 80px) 0 80px; color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; padding: 80px 0; }
.contact-channels { display: flex; flex-direction: column; gap: 20px; margin-top: 40px; }

/* =========================================
   RASTREAMENTO — PÁGINA
   ========================================= */
.tracking-hero { background: var(--blue); padding: calc(var(--nav-h) + 80px) 0 80px; color: var(--white); }
.tracking-result { max-width: 1140px; margin: 60px auto; padding: 0 24px; display: none; }
.tracking-result.visible { display: block; }
.t-timeline { display: flex; flex-direction: column; }

/* =========================================
   FOOTER
   ========================================= */
footer { background: var(--black); color: var(--white); padding: 64px 0 32px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 28px; flex-wrap: wrap; gap: 12px; }
.footer-bottom-left { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* Coluna fixa (sticky) — usada em layouts de 2 colunas onde um lado
   deve permanecer visível enquanto o outro rola (ex: página Sobre) */
.sticky-col { position: sticky; top: calc(var(--nav-h) + 40px); align-self: start; }
.about-quem-somos-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }