/* ============================================
   NAZTECH · Site corporativo
   Paleta: azul #0D1633 + verde #CCD12C
   ============================================ */

:root {
  --azul: #0D1633;
  --azul-soft: #1E2A4F;
  --verde: #CCD12C;
  --verde-hover: #B8BC28;
  --ink: #0F172A;
  --ink-2: #334155;
  --ink-3: #64748B;
  --ink-4: #94A3B8;
  --line: #E2E8F0;
  --line-soft: #F1F5F9;
  --bg: #FFFFFF;
  --bg-soft: #F8FAFC;
  --shadow-sm: 0 1px 3px rgba(13,22,51,0.05), 0 1px 2px rgba(13,22,51,0.04);
  --shadow-md: 0 4px 16px rgba(13,22,51,0.08), 0 2px 6px rgba(13,22,51,0.05);
  --shadow-lg: 0 24px 60px rgba(13,22,51,0.15), 0 8px 24px rgba(13,22,51,0.08);
}

/* RESET */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; border: none; background: none; cursor: pointer; color: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all 0.3s ease;
}
.header.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 var(--line);
  padding: 12px 0;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.logo img { height: 36px; }
.nav-desktop { display: flex; align-items: center; gap: 36px; }
.nav-desktop a {
  font-size: 14px; font-weight: 500; color: var(--ink-2);
  transition: color 0.2s;
}
.nav-desktop a:hover { color: var(--azul); }
.nav-desktop a.btn-nav {
  background: var(--azul); color: white;
  padding: 10px 20px; border-radius: 8px;
  font-weight: 600;
}
.nav-desktop a.btn-nav:hover { background: var(--ink); color: var(--verde); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span { width: 22px; height: 2px; background: var(--ink); transition: all 0.3s; }
.nav-mobile { display: none; }

@media (max-width: 900px) {
  .nav-desktop { display: none; }
  .menu-toggle { display: flex; }
  .nav-mobile {
    position: fixed; top: 70px; left: 0; right: 0;
    background: white; box-shadow: var(--shadow-lg);
    padding: 24px 32px; flex-direction: column; gap: 20px;
    transform: translateY(-120%); transition: transform 0.3s;
  }
  .nav-mobile.open { transform: translateY(0); display: flex; }
  .nav-mobile a { font-size: 16px; color: var(--ink); font-weight: 500; }
  .nav-mobile a.btn-nav {
    background: var(--azul); color: white; padding: 12px 20px;
    border-radius: 8px; text-align: center; font-weight: 600;
  }
}

/* ============================================
   COMMON
   ============================================ */
.kicker {
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--verde-hover);
  margin-bottom: 14px;
}
.kicker.dark { color: var(--verde); }
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 42px; font-weight: 800;
  line-height: 1.15; letter-spacing: -1.2px;
  color: var(--ink); margin-bottom: 18px;
  max-width: 800px;
}
.section-title.light { color: white; }
.section-title .accent { color: var(--verde); }
.section-lead {
  font-size: 19px; color: var(--ink-3); max-width: 720px;
  margin-bottom: 0;
}

.section-head { margin-bottom: 60px; }

/* CTAs */
.btn-primary {
  display: inline-block;
  background: var(--verde); color: var(--ink);
  padding: 16px 32px; border-radius: 10px;
  font-weight: 700; font-size: 15px;
  transition: all 0.2s;
  letter-spacing: -0.2px;
}
.btn-primary:hover {
  background: var(--verde-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(204,209,44,0.35);
}
.btn-primary-dark {
  display: inline-block;
  background: var(--azul); color: white;
  padding: 18px 36px; border-radius: 10px;
  font-weight: 700; font-size: 16px;
  transition: all 0.2s;
}
.btn-primary-dark:hover {
  background: var(--ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-secondary {
  display: inline-block;
  border: 1.5px solid var(--azul); color: var(--azul);
  padding: 15px 28px; border-radius: 10px;
  font-weight: 600; font-size: 15px;
  transition: all 0.2s;
}
.btn-secondary:hover {
  background: var(--azul); color: var(--verde);
}
.btn-link {
  display: inline-flex; align-items: center;
  color: var(--azul); font-weight: 700; font-size: 15px;
  margin-top: 16px; transition: gap 0.2s;
  gap: 4px;
}
.btn-link:hover { gap: 10px; }

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, #FAFBFD 0%, #F0F3F8 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(204,209,44,0.12), transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1fr;
  gap: 80px; align-items: center;
  position: relative;
}
.hero h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 64px; font-weight: 800;
  line-height: 1.05; letter-spacing: -2px;
  margin-bottom: 24px;
}
.hero .lead {
  font-size: 20px; color: var(--ink-3);
  line-height: 1.55; margin-bottom: 36px;
  max-width: 540px;
}
.hero-ctas {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-tag {
  display: inline-block;
  font-size: 13px; color: var(--ink-3);
  padding: 8px 16px; border-radius: 999px;
  background: white; border: 1px solid var(--line);
  font-weight: 500;
}
.hero-visual { position: relative; }
.hero-card {
  position: relative; border-radius: 20px;
  overflow: hidden; box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.hero-card img { width: 100%; height: 100%; object-fit: cover; }
.hero-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13,22,51,0.35), rgba(204,209,44,0.18));
}
.float-card {
  position: absolute;
  background: white; padding: 16px 22px;
  border-radius: 14px; box-shadow: var(--shadow-lg);
  z-index: 2;
}
.float-card-1 { top: 60px; left: -40px; }
.float-card-2 { bottom: 80px; right: -30px; }
.float-stat {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 30px; font-weight: 800;
  color: var(--azul);
  letter-spacing: -1px; line-height: 1;
}
.float-card-1 .float-stat { color: var(--verde-hover); }
.float-label { font-size: 12px; color: var(--ink-3); margin-top: 4px; font-weight: 500; }

@media (max-width: 900px) {
  .hero { padding: 130px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero h1 { font-size: 40px; letter-spacing: -1.2px; }
  .hero .lead { font-size: 17px; }
  .float-card-1 { left: -10px; }
  .float-card-2 { right: -10px; }
  .float-stat { font-size: 24px; }
}

/* ============================================
   QUALIFICAÇÃO
   ============================================ */
.qualif { padding: 120px 0; background: white; }
.qualif .section-title { font-size: 38px; max-width: 880px; margin-bottom: 50px; }
.qualif-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.qualif-card {
  padding: 36px 28px;
  background: var(--bg-soft);
  border-radius: 16px;
  border: 1px solid var(--line);
  transition: all 0.3s;
}
.qualif-card:hover {
  transform: translateY(-4px);
  border-color: var(--azul);
  box-shadow: var(--shadow-lg);
}
.qualif-icon {
  width: 56px; height: 56px;
  background: var(--azul); color: var(--verde);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
}
.qualif-icon svg { width: 28px; height: 28px; }
.qualif-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 21px; font-weight: 700;
  margin-bottom: 12px; color: var(--ink);
}
.qualif-card p { color: var(--ink-3); font-size: 16px; }

@media (max-width: 900px) {
  .qualif { padding: 64px 0; }
  .qualif .section-title { font-size: 26px; }
  .qualif-grid { grid-template-columns: 1fr; }
}

/* ============================================
   FRENTES (fundo escuro)
   ============================================ */
.frentes {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--azul) 0%, var(--azul-soft) 100%);
  color: white;
}
.frentes .kicker.dark { color: var(--verde); }
.frentes .section-lead { color: rgba(255,255,255,0.7); }
.frentes-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.frente-card {
  background: white; color: var(--ink);
  border-radius: 20px; overflow: hidden;
  transition: all 0.3s;
}
.frente-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px rgba(204,209,44,0.2);
}
.frente-img {
  aspect-ratio: 16/9; overflow: hidden;
  position: relative;
}
.frente-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.frente-card:hover .frente-img img { transform: scale(1.06); }
.frente-body { padding: 36px 32px 32px; }
.frente-tag {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--azul); background: rgba(13,22,51,0.08);
  padding: 6px 12px; border-radius: 999px;
  margin-bottom: 14px;
}
.frente-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 28px; font-weight: 800;
  margin-bottom: 14px; letter-spacing: -0.6px;
  color: var(--ink);
}
.frente-desc {
  font-size: 17px; font-weight: 600;
  color: var(--azul); margin-bottom: 14px;
}
.frente-body p { color: var(--ink-3); margin-bottom: 14px; }
.frente-list {
  list-style: none; margin-top: 22px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}
.frente-list li {
  position: relative; padding-left: 22px; margin-bottom: 12px;
  font-size: 15px; color: var(--ink-2);
}
.frente-list li::before {
  content: ""; position: absolute;
  left: 0; top: 11px;
  width: 8px; height: 8px;
  background: var(--verde); border-radius: 50%;
}
.frente-list strong { color: var(--ink); }

@media (max-width: 900px) {
  .frentes { padding: 64px 0; }
  .frentes-grid { grid-template-columns: 1fr; }
}

/* ============================================
   COMO FUNCIONA
   ============================================ */
.metodo { padding: 130px 0; background: var(--bg-soft); }
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; margin-top: 40px;
}
.step {
  background: white; padding: 36px 28px;
  border-radius: 16px;
  border-top: 4px solid var(--verde);
  position: relative;
  transition: all 0.3s;
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.step-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 14px; font-weight: 800;
  color: var(--ink-4); letter-spacing: 2px;
  margin-bottom: 18px;
}
.step h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 20px; font-weight: 700;
  margin-bottom: 14px; letter-spacing: -0.4px;
}
.step p { font-size: 15px; color: var(--ink-3); margin-bottom: 16px; }
.step-time {
  font-size: 12px; color: var(--ink-4);
  font-weight: 600; letter-spacing: 0.5px;
  padding-top: 14px; border-top: 1px solid var(--line);
}
.metodo-foot {
  text-align: center; margin-top: 50px;
  font-size: 18px; color: var(--ink-2);
  font-style: italic; max-width: 700px;
  margin-left: auto; margin-right: auto;
}

@media (max-width: 900px) {
  .metodo { padding: 64px 0; }
  .steps { grid-template-columns: 1fr; }
}

/* ============================================
   POR QUE
   ============================================ */
.porque { padding: 130px 0; background: white; }
.porque-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.porque-card {
  padding: 32px 26px;
}
.porque-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  width: 48px; height: 48px;
  background: var(--verde); color: var(--azul);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 20px;
  margin-bottom: 22px;
}
.porque-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 19px; font-weight: 700;
  margin-bottom: 12px; letter-spacing: -0.3px;
}
.porque-card p { font-size: 15px; color: var(--ink-3); }

@media (max-width: 900px) {
  .porque { padding: 64px 0; }
  .porque-grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ============================================
   TECNOLOGIA
   ============================================ */
.tech {
  padding: 130px 0;
  background: var(--bg-soft);
}
.tech-grid {
  display: flex; flex-wrap: wrap;
  gap: 12px; margin: 40px 0;
  max-width: 900px;
}
.tech-pill {
  padding: 12px 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 600; font-size: 15px;
  color: var(--ink-2);
  transition: all 0.2s;
}
.tech-pill:hover {
  border-color: var(--azul);
  color: var(--azul);
  transform: translateY(-2px);
}
.tech-foot {
  font-size: 18px; color: var(--ink-2);
  font-style: italic; margin-top: 28px;
}

@media (max-width: 900px) {
  .tech { padding: 64px 0; }
  .tech-pill { padding: 10px 16px; font-size: 13px; }
}

/* ============================================
   RESULTADOS (fundo escuro)
   ============================================ */
.resultados {
  padding: 130px 0;
  background: var(--azul);
  color: white;
  position: relative; overflow: hidden;
}
.resultados::before {
  content: ""; position: absolute;
  top: -100px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(204,209,44,0.1), transparent 60%);
  pointer-events: none;
}
.resultados .kicker { color: var(--verde); }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; margin-top: 30px;
  position: relative;
}
.stat-card {
  padding: 36px 28px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  backdrop-filter: blur(10px);
}
.stat-card.stat-green {
  background: var(--verde);
  color: var(--azul);
  border-color: transparent;
}
.stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 38px; font-weight: 800;
  letter-spacing: -1.5px; line-height: 1.1;
  margin-bottom: 12px;
}
.stat-card:not(.stat-green) .stat-num { color: var(--verde); }
.stat-label {
  font-size: 16px; font-weight: 600;
  margin-bottom: 8px;
}
.stat-context {
  font-size: 13px; opacity: 0.7;
  font-weight: 500;
}
.resultados-foot {
  text-align: center; margin-top: 50px;
  color: rgba(255,255,255,0.55);
  font-size: 13px; max-width: 720px;
  margin-left: auto; margin-right: auto;
  position: relative;
}

@media (max-width: 900px) {
  .resultados { padding: 64px 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .stat-card { padding: 24px 20px; }
  .stat-num { font-size: 26px; }
}

/* ============================================
   FAQ
   ============================================ */
.faq { padding: 130px 0; background: white; }
.faq-container { max-width: 820px; }
.faq-list { display: flex; flex-direction: column; gap: 14px; margin-top: 40px; }
.faq-item {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 28px;
  transition: all 0.3s;
}
.faq-item:hover { border-color: var(--azul); }
.faq-item summary {
  cursor: pointer; font-weight: 700; font-size: 17px;
  color: var(--ink); list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 24px; font-weight: 400;
  color: var(--azul); transition: transform 0.3s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  margin-top: 16px; color: var(--ink-3);
  font-size: 16px; line-height: 1.65;
}

@media (max-width: 900px) {
  .faq { padding: 64px 0; }
  .faq-item summary { font-size: 15px; }
}

/* ============================================
   CTA FINAL
   ============================================ */
.cta-final {
  padding: 130px 0;
  background: linear-gradient(135deg, var(--verde) 0%, var(--verde-hover) 100%);
  text-align: center;
}
.cta-final h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 44px; font-weight: 800;
  color: var(--azul); letter-spacing: -1.2px;
  margin-bottom: 18px; line-height: 1.15;
  max-width: 800px; margin-left: auto; margin-right: auto;
}
.cta-final p {
  font-size: 19px; color: var(--azul);
  opacity: 0.85; max-width: 680px;
  margin: 0 auto 36px;
}
.cta-final .cta-note {
  font-size: 14px; opacity: 0.7;
  margin-top: 20px; margin-bottom: 0;
}

@media (max-width: 900px) {
  .cta-final { padding: 64px 0; }
  .cta-final h2 { font-size: 28px; }
  .cta-final p { font-size: 16px; }
}

/* ============================================
   FOOTER (simples)
   ============================================ */
.footer {
  background: var(--azul);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 36px;
  text-align: center;
}
.footer-inner {
  display: flex; flex-direction: column;
  align-items: center; gap: 16px;
}
.footer-logo { margin-bottom: 4px; }
.footer-tag {
  font-size: 14px; font-weight: 600;
  color: var(--verde);
  letter-spacing: -0.2px;
}
.footer-wpp {
  font-size: 15px; font-weight: 600;
  color: white;
  padding: 10px 22px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  margin: 4px 0 8px;
  transition: all 0.2s;
}
.footer-wpp:hover {
  background: var(--verde);
  color: var(--azul);
  border-color: var(--verde);
}
.footer-meta {
  display: flex; gap: 20px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.3px;
  flex-wrap: wrap; justify-content: center;
  margin-top: 8px;
}

@media (max-width: 900px) {
  .footer { padding: 48px 0 28px; }
}

/* ============================================
   REVEAL (fade-in on scroll)
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}