:root {
  --azul-claro: #d3e3fd;
  --cinza: #606062;
  --azul-escuro: #0f2f58;
  --laranja: #d38629;
  --branco: #ffffff;
  --preto: #000000;
}

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

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--branco);
  color: var(--cinza);
  scroll-behavior: smooth;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--branco);
  padding: 15px 50px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.logo img {
  height: 50px;
  cursor: pointer;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
}

.nav a {
  text-decoration: none;
  color: var(--azul-escuro);
  font-weight: 500;
  transition: color 0.3s;
}

.nav a:hover {
  color: var(--laranja);
}

.highlight {
  font-weight: 700;
  color: var(--laranja);
}

.btn-acesso {
  background: var(--laranja);
  color: var(--branco);
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  transition: transform 0.3s, background 0.3s;
}

.btn-acesso:hover {
  background: var(--azul-escuro);
  transform: scale(1.05);
}

/* Menu Mobile */
.menu-toggle {
  display: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--azul-escuro);
}

/* Hero */
.hero {
  background: url("fundo-transparente.png") center/cover no-repeat;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--branco);
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15,47,88,0.6);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  animation: fadeIn 2s ease;
}

.hero h1 {
  font-size: 3rem;
  color: var(--azul-claro);
}

.hero p {
  font-size: 1.2rem;
  margin-top: 20px;
}

/* Sections */
section {
  padding: 100px 50px;
  text-align: center;
}

.about h2,
.features h2,
.gallery h2,
.download h2 {
  color: var(--azul-escuro);
  margin-bottom: 20px;
}

.highlight-text {
  color: var(--laranja);
  font-weight: bold;
}

/* Carousel */
.carousel {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.carousel-track {
  display: flex;
  overflow: hidden;
  width: 80%;
  scroll-behavior: smooth;
}

.feature-card {
  flex: 0 0 50%;
  background: var(--azul-claro);
  margin: 0 10px;
  border-radius: 12px;
  padding: 30px;
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: scale(1.03);
}

.icon {
  font-size: 2.5rem;
  color: var(--laranja);
  display: block;
  margin-bottom: 15px;
}

.arrow {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--laranja);
  cursor: pointer;
}

/* Galeria */
.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
}

.gallery-container img {
  width: 100%;
  border-radius: 10px;
  transition: transform 0.3s;
}

.gallery-container img:hover {
  transform: scale(1.05);
}

/* Download */
.btn-download {
  display: inline-block;
  margin: 10px;
  padding: 12px 25px;
  background: var(--azul-escuro);
  color: var(--branco);
  border-radius: 8px;
  transition: background 0.3s, transform 0.3s;
}

.btn-download:hover {
  background: var(--laranja);
  transform: scale(1.05);
}

/* Footer */
.footer {
  background: var(--azul-escuro);
  color: var(--branco);
  padding: 20px;
  text-align: center;
}

/* Scroll Top */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  font-size: 2rem;
  color: var(--laranja);
  background: none;
  border: none;
  cursor: pointer;
  display: none;
  transition: transform 0.3s;
}

.scroll-top:hover {
  transform: scale(1.2);
}

/* Ícones SVG */
.icon {
  width: 50px;
  height: 50px;
  color: var(--laranja);
  margin-bottom: 15px;
}

/* Slideshow */
.slideshow-container {
  max-width: 900px;
  position: relative;
  margin: auto;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.slide {
  display: none;
}

.slide img {
  width: 100%;
  border-radius: 12px;
}

.fade {
  animation: fade 1.5s ease-in-out;
}

@keyframes fade {
  from { opacity: 0.4; }
  to { opacity: 1; }
}




/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsividade */
@media (max-width: 768px) {
  .nav ul {
    display: none;
    flex-direction: column;
    background: var(--branco);
    position: absolute;
    top: 70px;
    right: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  }

  .nav.active ul {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .feature-card {
    flex: 0 0 100%;
  }
}


/* ===================== */
/*     Seção Download    */
/* ===================== */
.download {
  background: var(--azul-claro);
  padding: 100px 50px;
  text-align: center;
  animation: fadeIn 1.2s ease;
}

.download h2 {
  color: var(--azul-escuro);
  font-size: 2rem;
  margin-bottom: 20px;
}

.download-text {
  font-size: 1.1rem;
  color: var(--cinza);
  margin-bottom: 40px;
  line-height: 1.6;
}

.download-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

/* Botões */
.btn-download {
  display: inline-block;
  padding: 14px 32px;
  background: var(--azul-escuro);
  color: var(--branco);
  border-radius: 10px;
  text-decoration: none; /* sem sublinhado */
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.btn-download:hover {
  background: var(--laranja);
  color: var(--branco);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 6px 12px rgba(0,0,0,0.15);
  text-decoration: none; /* garante que não apareça sublinhado */
}

/* Responsividade */
@media (max-width: 768px) {
  .btn-download {
    width: 80%;
    font-size: 1.1rem;
  }
}

/* ===================== */
/*     Seção SOBRE       */
/* ===================== */
.about {
  background: var(--branco);
  padding: 100px 50px;
  text-align: center;
  animation: fadeIn 1.2s ease;
}

.about h2 {
  color: var(--azul-escuro);
  font-size: 2rem;
  margin-bottom: 20px;
}

.about p {
  font-size: 1.1rem;
  color: var(--cinza);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.highlight-text {
  color: var(--laranja);
  font-weight: bold;
}

/* Imagem centralizada */
.about-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-image img {
  width: 70%;
  max-width: 800px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-image img:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

/* Responsividade */
@media (max-width: 768px) {
  .about-image img {
    width: 90%;
  }
}