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

/* Body e HTML */
body, html {
  width: 100%;
  height: 100%;
  overflow: hidden; /* será liberado via JS após loader */
  font-family: Arial, sans-serif;
  position: relative;
}

/* Loader giratório */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: black; /* cor de fundo durante o loader */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loader img {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  animation: spinZoom 5s linear forwards;
}

/* Gira e dá zoom */
@keyframes spinZoom {
  0% {
    transform: scale(1) rotate(0deg);
  }
  100% {
    transform: scale(1.3) rotate(1440deg); /* 4 voltas em 5s */
  }
}

/* Overlay preto semitransparente */
.overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.3);
  z-index: 0;
  pointer-events: none;
}

/* Slideshow de fundo */
.slideshow {
  list-style: none;
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.slideshow li {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  animation: fadeinout 150s infinite;
}

.slideshow li:nth-child(1) { animation-delay: 0s; }
.slideshow li:nth-child(2) { animation-delay: 30s; }
.slideshow li:nth-child(3) { animation-delay: 60s; }
.slideshow li:nth-child(4) { animation-delay: 90s; }
.slideshow li:nth-child(5) { animation-delay: 120s; }

.slideshow img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Fade in/out da imagem */
@keyframes fadeinout {
  0% { opacity: 0; }
  5% { opacity: 1; }
  25% { opacity: 1; }
  30% { opacity: 0; }
  100% { opacity: 0; }
}

/* Menu superior */
.menu {
  position: absolute;
  top: 40px;
  width: 100%;
  text-align: center;
  z-index: 10;
}

.menu a {
  color: white;
  text-decoration: none;
  font-size: 15px; 
  font-weight: bold;
  font-family: Arial, sans-serif;
  text-transform: uppercase;
  margin: 0 30px;
  transition: transform 0.3s ease;
  display: inline-block;
  transform: scale(1);
  cursor: pointer;
}

.menu a:hover {
  transform: scale(1.1);
}

/* Tablets (768px ou menor) */
@media (max-width: 768px) {
  .menu a {
    font-size: 35px;
    margin: 0 60px;
  }
}

/* Celulares (480px ou menor) */
@media (max-width: 480px) {
  .menu a {
    font-size: 25px;
    margin: 0 30px;
  }
}

/* Texto centralizado (BIXO) */
.center-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 150px; 
  font-weight: 500;
  font-family: 'Arial Black', Arial, sans-serif;
  color: white;
  user-select: none;
  pointer-events: none;
  z-index: 10;
  text-align: center;
}

/* Tablets (400px ou menor) */
@media (max-width: 400px) {
  .center-text {
    font-size: 30px;
  }
}

/* Celulares (280px ou menor) */
@media (max-width: 280px) {
  .center-text {
    font-size: 20px;
  }
}

/* Botão voltar */
.voltar {
  position: fixed;
  bottom: 30px;
  width: 100%;
  text-align: center;
  z-index: 1000;
}

.voltar a {
  color: white;
  mix-blend-mode: difference;
  background: transparent !important;
  border: none !important;
  transition: transform 0.3s ease;
}

.voltar a:hover {
  transform: scale(1.05);
}

/* Scroll wrapper */
.scroll-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  background: black;
  overflow: hidden;
}

.scroll-gallery {
  display: flex;
  gap: 20px;
  overflow: hidden;
  width: 100%;       
  max-width: 1200px;  
  margin: 0 auto;    
}

.scroll-gallery::-webkit-scrollbar {
  display: none;
}

.scroll-gallery a img {
  height: 300px;
  border-radius: 10px;
  transition: transform 0.3s ease;
}

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

/* Botões laterais */
.scroll-btn {
  font-size: 24px;
  background: transparent;
  color: white;
  border: none;
  padding: 0 15px;
  cursor: pointer;
  z-index: 100;
  border-radius: 0;
  transition: color 0.3s ease;
  user-select: none;
  font-weight: bold;
  line-height: 1;
  align-self: center;
}

.scroll-btn:hover {
  color: #ccc;
}

/* Vídeos */
.video-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
  padding: 80px 20px;
}

.video-container iframe {
  width: 500px;
  height: 281px;
  border: none;
  border-radius: 10px;
  transition: transform 0.3s ease;
}

.video-container iframe:hover {
  transform: scale(1.03);
}

body.videos-page {
  background: black;
  padding-top: 60px;
  text-align: center;
  overflow-y: auto;
  min-height: 100vh;
  margin: 0;
}

body.videos-page iframe {
  max-width: 90%;
  width: 640px;
  height: 360px;
  margin: 20px auto;
  display: block;
  border-radius: 10px;
}

/* Downloads */
body.downloads-page {
  overflow-y: auto;
  padding-top: 60px;
  padding-bottom: 100px;
}

body.downloads-page .downloads {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

body.downloads-page .card {
  background: #111;
  border-radius: 10px;
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease;
  text-decoration: none;
  color: white;
  display: flex;
  flex-direction: column;
}

body.downloads-page .card:hover {
  transform: scale(1.05);
}

body.downloads-page .card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

body.downloads-page .card h3 {
  padding: 15px;
  font-size: 18px;
  font-weight: bold;
  text-transform: uppercase;
  flex-grow: 1;
}

body.downloads-page .voltar a {
  all: unset;
  font-family: Arial, sans-serif;
  font-size: 20px;
  color: black;
  font-weight: bold;
  display: inline-block;
  text-align: center;
  padding: 10px 20px;
  cursor: pointer;
  transition: transform 0.3s ease;
  user-select: none;
}

body.downloads-page .voltar a:hover {
  transform: scale(1.05);
}

/* Imagens */
body.imagens-page {
  overflow-y: auto;
  padding: 60px 20px 80px 20px;
  background: #fff;
}

body.imagens-page .mosaico {
  column-count: 4;
  column-gap: 0;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

body.imagens-page .mosaico img {
  width: 100%;
  margin: 0;
  display: block;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s ease;
}

body.imagens-page .mosaico img:hover {
  transform: scale(1.05);
}

body.imagens-page .modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  justify-content: center;
  align-items: center;
  z-index: 9999;
  cursor: zoom-out;
}

body.imagens-page .modal img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 10px;
  user-select: none;
  pointer-events: none;
  transition: transform 0.5s ease;
  transform: scale(0);
}

body.imagens-page .modal.show img {
  transform: scale(1);
}

body.imagens-page .voltar {
  position: fixed;
  bottom: 20px;
  width: 100%;
  text-align: center;
  z-index: 1000;
}

body.imagens-page .voltar a {
  all: unset;
  font-family: Arial, sans-serif;
  font-size: 20px;
  color: black;
  font-weight: bold;
  display: inline-block;
  text-align: center;
  padding: 10px 20px;
  cursor: pointer;
  transition: transform 0.3s ease;
  user-select: none;
}

body.imagens-page .voltar a:hover {
  transform: scale(1.05);
}

/* Responsividade mosaico */
@media (max-width: 1024px) {
  body.imagens-page .mosaico {
    column-count: 3;
  }
}

@media (max-width: 768px) {
  body.imagens-page .mosaico {
    column-count: 2;
  }
}

@media (max-width: 480px) {
  body.imagens-page .mosaico {
    column-count: 1;
  }
}