:root {
  --azul: #003366;
  --vermelho: #ff5959;
  --amarelo: #ffcd38;
  --branco: #ffffff;
  --cinza: #f7f7f7;
  --texto: #2a2a2a;
  --gradiente: linear-gradient(135deg, #003366, #ff5959);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--cinza);
  color: var(--texto);
  overflow-x: hidden;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}

/* HEADER */
header {
  background: var(--azul);
  color: var(--branco);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo-img {
  height: 60px;
  width: auto;
  padding: 5px;
  border-radius: 8px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* MENU PRINCIPAL - MOBILE FIRST */
.menu-toggle {
  display: block;
  background: none;
  border: none;
  color: var(--branco);
  font-size: 1.8rem;
  cursor: pointer;
  padding: 5px;
}

.nav-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--azul);
  padding: 20px 0;
  z-index: 999;
  box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

.nav-menu.open {
  display: block;
}

.nav-menu ul {
  display: flex;
  flex-direction: column;
  gap: 15px;
  list-style: none;
  padding: 0 20px;
}

.nav-menu a {
  color: var(--branco);
  text-decoration: none;
  font-weight: 600;
  padding: 10px 15px;
  border-radius: 30px;
  display: block;
  transition: all 0.3s ease;
}

.nav-menu a:hover {
  background: var(--amarelo);
  color: var(--azul);
}

/* CONTEÚDO PRINCIPAL */
.hero {
  background: var(--gradiente);
  color: var(--branco);
  text-align: center;
  padding: 60px 20px;
  border-radius: 16px;
  margin: 20px 0;
  animation: fadeIn 1.5s ease-out;
}

.hero h1 {
  font-size: 2.2rem;
  font-weight: bold;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 25px;
}

.btn {
  background: var(--amarelo);
  color: var(--azul);
  padding: 12px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;
  transition: all 0.3s ease;
}

.btn:hover {
  background: var(--vermelho);
  color: var(--branco);
  transform: scale(1.05);
}

/* CONTADORES */
.contadores {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 30px 0;
  flex-wrap: wrap;
}

.contador-box {
  background: var(--branco);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  text-align: center;
  width: 160px;
  transition: all 0.3s ease;
}

.contador-box:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.contador {
  font-size: 2rem;
  color: var(--vermelho);
  font-weight: bold;
}

/* DEPOIMENTOS */
.depoimentos {
  padding: 30px 20px;
  background: var(--cinza);
  border-radius: 12px;
  margin-bottom: 30px;
}

.depoimento {
  display: none;
  font-style: italic;
  color: var(--azul);
}

.depoimento.ativo {
  display: block;
}

/* CARDS */
.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--branco);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  border-left: 4px solid var(--vermelho);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* FOOTER */
footer {
  background: var(--azul);
  color: var(--branco);
  padding: 25px 20px;
  text-align: center;
  margin-top: 50px;
}

/* BOTÃO VOLTAR AO TOPO */
#voltarTopo {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--vermelho);
  color: var(--branco);
  border: none;
  padding: 12px 16px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  display: none;
  box-shadow: 0 3px 10px rgba(0,0,0,0.2);
  transition: all 0.3s ease;
}

#voltarTopo:hover {
  background: var(--amarelo);
  color: var(--azul);
  transform: scale(1.1);
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  background-color: #25D366;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.2);
  transition: all 0.3s ease;
}

.whatsapp-float img {
  height: 35px;
  width: 35px;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* ANIMAÇÕES */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* MEDIA QUERIES PARA DESKTOP */
@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .nav-menu {
    display: block;
    position: static;
    background: transparent;
    padding: 0;
    box-shadow: none;
  }

  .nav-menu ul {
    flex-direction: row;
    gap: 15px;
    padding: 0;
  }

  .nav-menu a {
    padding: 8px 15px;
  }

  .logo-img {
    height: 125px;
  }

  .logo-text {
    font-size: 1.8rem;
  }

  .hero {
    padding: 80px 40px;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .hero p {
    font-size: 1.2rem;
  }

  .contadores {
    gap: 30px;
  }

  .contador-box {
    width: 180px;
    padding: 25px;
  }
}

/* MEDIA QUERIES PARA MOBILE */
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .header-container {
    padding: 0 15px;
  }

  .logo {
    gap: 10px;
  }

  .logo-img {
    height: 50px;
  }

  .logo-text {
    font-size: 1.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 160px;
  }

  .hero {
    padding: 40px 15px;
    border-radius: 0;
    margin: 0;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

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

  .contador-box {
    width: 140px;
    padding: 15px;
  }

  .whatsapp-float {
    bottom: 15px;
    right: 15px;
    padding: 8px;
  }

  .whatsapp-float img {
    height: 30px;
    width: 30px;
  }
}

/* MELHORIAS PARA TOUCH */
a, button, .btn, .menu-toggle, .card {
  -webkit-tap-highlight-color: transparent;
}

/* PREVENIR ZOOM EM INPUTS */
@media (max-width: 768px) {
  input, select, textarea {
    font-size: 16px;
  }
}