@import url('https://fonts.googleapis.com/css2?family=Train+One&display=swap');

/* ==== ANIMAÇÃO DO TUBO ==== */
#tube-stage {
  position: fixed;
  top:0; left:0;
  width:100vw;
  height:100vh;
  background:url(img/vfixlar.png) center center;
  display: grid;
  place-items: center;
  z-index: 9999;
  overflow: hidden;
}
.tube { width:70vmin; height:auto; }
#tube-content {
  position: absolute;
  text-align: center;
  color: #fff;
  font-size: 50px;
  text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.5s, transform 0.1s;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;  
  background-color: #AFCCEE;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 2000 1500'%3E%3Cdefs%3E%3CradialGradient id='a' gradientUnits='objectBoundingBox'%3E%3Cstop offset='0' stop-color='%23D3ECFF'/%3E%3Cstop offset='1' stop-color='%23AFCCEE'/%3E%3C/radialGradient%3E%3ClinearGradient id='b' gradientUnits='userSpaceOnUse' x1='0' y1='750' x2='1550' y2='750'%3E%3Cstop offset='0' stop-color='%23c2ddf7'/%3E%3Cstop offset='1' stop-color='%23AFCCEE'/%3E%3C/linearGradient%3E%3Cpath id='s' fill='url(%23b)' d='M1549.2 51.6c-5.4 99.1-20.2 197.6-44.2 293.6c-24.1 96-57.4 189.4-99.3 278.6c-41.9 89.2-92.4 174.1-150.3 253.3c-58 79.2-123.4 152.6-195.1 219c-71.7 66.4-149.6 125.8-232.2 177.2c-82.7 51.4-170.1 94.7-260.7 129.1c-90.6 34.4-184.4 60-279.5 76.3C192.6 1495 96.1 1502 0 1500c96.1-2.1 191.8-13.3 285.4-33.6c93.6-20.2 185-49.5 272.5-87.2c87.6-37.7 171.3-83.8 249.6-137.3c78.4-53.5 151.5-114.5 217.9-181.7c66.5-67.2 126.4-140.7 178.6-218.9c52.3-78.3 96.9-161.4 133-247.9c36.1-86.5 63.8-176.2 82.6-267.6c18.8-91.4 28.6-184.4 29.6-277.4c0.3-27.6 23.2-48.7 50.8-48.4s49.5 21.8 49.2 49.5c0 0.7 0 1.3-0.1 2L1549.2 51.6z'/%3E%3Cg id='g'%3E%3Cuse href='%23s' transform='scale(0.12) rotate(60)'/%3E%3Cuse href='%23s' transform='scale(0.2) rotate(10)'/%3E%3Cuse href='%23s' transform='scale(0.25) rotate(40)'/%3E%3Cuse href='%23s' transform='scale(0.3) rotate(-20)'/%3E%3Cuse href='%23s' transform='scale(0.4) rotate(-30)'/%3E%3Cuse href='%23s' transform='scale(0.5) rotate(20)'/%3E%3Cuse href='%23s' transform='scale(0.6) rotate(60)'/%3E%3Cuse href='%23s' transform='scale(0.7) rotate(10)'/%3E%3Cuse href='%23s' transform='scale(0.835) rotate(-40)'/%3E%3Cuse href='%23s' transform='scale(0.9) rotate(40)'/%3E%3Cuse href='%23s' transform='scale(1.05) rotate(25)'/%3E%3Cuse href='%23s' transform='scale(1.2) rotate(8)'/%3E%3Cuse href='%23s' transform='scale(1.333) rotate(-60)'/%3E%3Cuse href='%23s' transform='scale(1.45) rotate(-30)'/%3E%3Cuse href='%23s' transform='scale(1.6) rotate(10)'/%3E%3C/g%3E%3C/defs%3E%3Cg transform='translate(2000 0)'%3E%3Cg transform='translate(0 915)'%3E%3Ccircle fill='url(%23a)' r='3000'/%3E%3Cg opacity='0.5'%3E%3Ccircle fill='url(%23a)' r='2000'/%3E%3Ccircle fill='url(%23a)' r='1800'/%3E%3Ccircle fill='url(%23a)' r='1700'/%3E%3Ccircle fill='url(%23a)' r='1651'/%3E%3Ccircle fill='url(%23a)' r='1450'/%3E%3Ccircle fill='url(%23a)' r='1250'/%3E%3Ccircle fill='url(%23a)' r='1175'/%3E%3Ccircle fill='url(%23a)' r='900'/%3E%3Ccircle fill='url(%23a)' r='750'/%3E%3Ccircle fill='url(%23a)' r='500'/%3E%3Ccircle fill='url(%23a)' r='380'/%3E%3Ccircle fill='url(%23a)' r='250'/%3E%3C/g%3E%3Cg transform='rotate(-82.8 0 0)'%3E%3Cuse href='%23g' transform='rotate(10)'/%3E%3Cuse href='%23g' transform='rotate(120)'/%3E%3Cuse href='%23g' transform='rotate(240)'/%3E%3C/g%3E%3Ccircle fill-opacity='0.1' fill='url(%23a)' r='3000'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: cover;
}

/* ===== NAVBAR ===== */
.logo { max-width: 50%; height: auto; }
.navbar { padding:.5em; background: url(img/vfixlar.png) center center; box-shadow: 0 14px 14px -14px rgba(0,0,0,.75); }
.sticky { position: sticky; top: 0; z-index: 1; }
.hidden { display: none; }
.nav__items { list-style: none; margin: 0; padding: 0; }
.nav__link { color: #eee; text-decoration: none; }
.nav__items .nav__link:hover { color: rgb(252,41,74); }

@media (min-width: 800px) {
  .navbar { display: flex; justify-content: space-between; align-items: center; }
  .nav { display: flex !important; }
  .nav__items { display: flex; flex-direction: row; gap: 20px; }
  .nav__items .nav__link { font-size: 1rem; }
}
@media (max-width: 799px) {
  .nav__items {
    flex-direction: column; text-align: center;
    background: rgb(249,178,51);
    position: fixed; top: 0; left: 0; width: 100%; height: auto;
    justify-content: center; transition: none;
    padding: 10px 0;
    z-index: 1000;
  }
  #nav:checked ~ .nav .nav__items { left: 0; }
}

/* ===== Sessão Intro ===== */
.product-intro {
  width: 100%;
  min-height: 650px; /* altura mínima da seção */
  background: url('img/tubointro.jpeg') center center / cover no-repeat;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 20px;
  box-sizing: border-box;
  text-align: center;
}

.intro-empresa {
  display: flex;
  flex-direction: column;
  margin: 20px auto;  
  justify-content: center;   /* centraliza vertical */
  max-width: 90%;
  align-items: center;
  background: rgba(245, 221, 224, 0.31);
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(16.6px);
  -webkit-backdrop-filter: blur(16.6px);
  border: 1px solid rgba(245, 221, 224, 0.9);
  position: relative;
  overflow: hidden;
}

.intro-empresa::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.8),
    transparent
  );
}

.intro-empresa::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.8),
    transparent,
    rgba(255, 255, 255, 0.3)
  );
}

.intro-empresa h2{
  font-family: Arial, sans-serif;
  width: 80%;
  font-style: normal;
  color: #be132d;
  text-shadow: 2px 2px 5px rgb(255, 255, 255,0.9);
  font-size: 25px;
  margin: 10px;        /* remove a margem padrão */
  /*line-height: 1;   /* ajusta altura da linha para não gerar espaço extra */
  display: inline-block; /* faz o fundo envolver só o texto */
}

.product-intro h1 {
  position: relative;
  font-family: Arial, sans-serif;
  font-style: normal;
  color: #be132d;
  border: 05px solid #be132d;
  border-radius: 15px;
  font-size: 150px;
  margin: 10px;        /* remove a margem padrão */
  line-height: 1;   /* ajusta altura da linha para não gerar espaço extra */
  display: inline-block; /* faz o fundo envolver só o texto */
}

#empresa-text {
  font-size: 20px;
  color: #000;
  margin: 10px
}

.logos-lab {
  display: flex;
  justify-content: center;   /* centraliza horizontal */
  align-items: center;
  gap: 20px;                 /* espaço entre as imagens */
  margin-top: 15px;
}

.logos-lab img {
  max-height: 100px;          /* ajusta altura */
  width: auto;
  border-radius: 5px;/* mantém proporção */
}

.logos-dtss {
  display: flex;
  flex-direction: column;
  justify-content: center;   /* centraliza horizontal */
  align-items: center;
  gap: 20px;                 /* espaço entre as imagens */
  margin-top: 15px;
}



.logos-dtss img {
  max-width: 100%;   /* não ultrapassa a tela */
  height: auto;      /* mantém proporção */
  display: block;
  margin: 20 auto;    /* centraliza */
  border-radius: 10px;
}

/* Mobile first: garante que a intro e a imagem fiquem fluídas */
@media (max-width: 768px) {
  .intro-empresa {
    max-width: 95%;  /* ocupa quase a tela */
    padding: 15px;   /* respira no mobile */
    height: auto;    /* deixa crescer conforme conteúdo */
  }

  .logos-dtss img {
    max-width: 100%;  /* imagem nunca estoura */
    height: auto;
  }
}


/* ===== CARDS / ACORDEÃO ===== */

.cards-section { 
  margin:15px; 
  padding:2px;
  align-items: center;
  border: 2px solid orange; 
  border-radius: 8px; 
  background-color: #fff;

}

.cards-section .intro-text {
  text-align:center; 
  font-size:1.2rem; 
  margin:25px; 
  color:#444;
  border: 2px solid orange; 
  border-radius: 8px; 
  padding: 10px; 
  background:#fff;
}

.cards-lateral { 
  display:flex; 
  flex-direction: column;
  gap:50px; 
  align-items:flex-start;
  margin-top:20px;
}

/* Accordion */
.accordion { 
  list-style:none; 
  padding:0; 
  margin:0; 
  flex:1; }
.accordion-item { 
  border:2px solid orange;
  border-radius:8px; 
  margin-bottom:10px; 
  background:#fff; 
  overflow:hidden; 
}

.accordion-header {
  width:100%; 
  text-align:center; 
  font-weight:bold; 
  color:#ff6600;
  padding:12px 16px; 
  cursor:pointer; 
  border:none; 
  background:transparent; 
  font-size:1rem;
}

.accordion-header:hover { 
  color:#d35400; 
}
.accordion-content {
  display:none;
  padding:15px;
  animation: fadeIn .3s ease;
  overflow:hidden;
  word-wrap:break-word;

  /* padronização altura */
  min-height: 220px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
.accordion-item.active .accordion-content { 
  display:block; 
}


/* Preview lateral (desktop) */
.card-preview {
  flex:2; 
  display:flex; 
  gap:10px; 
  align-items:center; 
  justify-content:space-between;
}

.card-preview img, #card-text {
  width:50%; opacity:0; transition:opacity 0.3s ease;
}

.card-preview img {
  border-radius:12px;
  box-shadow:0px 4px 15px rgba(0,0,0,0.1);
  max-height:300px; /* trava altura no desktop */
  margin-bottom: 5px;
  object-fit:contain;
}

#card-text {
  font-size:1rem;
  line-height:1.4;
  color:#444;
  background-color: #fff;

  /* padronização altura */
  min-height: 250px; /* ajusta conforme layout desejado */
  display:flex;
  align-items:center;
}
/* ===== Ajuste Desktop: acordeon row no topo e preview abaixo ===== */
@media(min-width: 769px){
  /* Empilha acordeon em row no topo */
  .cards-lateral {
    flex-direction: column; /* mantém coluna: acordeon no topo, preview embaixo */
    gap: 20px;
  }

  /* Accordion em linha */
  .accordion {
    display: flex;
    flex-direction: row;
    gap: 15px;
    width: 100%;
    justify-content: space-evenly;
    align-items: center;
    flex-wrap: wrap;
  }

  .accordion-item {
    flex: 1;
    min-width: 150px; /* ajusta largura mínima do botão */
  }

  /* Conteúdo do acordeon não abre no desktop (só botão) */
  .accordion-content {
    display: none !important;
  }

  /* Preview abaixo do acordeon */
  .card-preview {
    display: auto;
    flex-direction: row;
    gap: 10px;
    align-items: center;
    justify-content: stretch;
  }

  /* Trava altura da imagem e mantém ratio */
  .card-preview img {
    max-width: 70%;
    max-height: 300px;
    border-radius: 10px;
  }

  #card-text {
    border:2px solid orange;
    flex: 1;
    min-height: 250px;
    display: flex;
    padding: 15px;
    align-items: stretch;
    font-size: 20px;
    line-height: 1.4;
    color: #444;
    max-width: 30%;
  }
}

/* Responsivo */
@media(max-width:768px){

  html, body {
  width: 100%;
  max-width: 100%;
  }  

  .card-preview {
    display: none;
  }
  .accordion {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 15px;
    padding: 10px;
    width: 100%; /* garante que não ultrapassa a tela */
  }
  .accordion-item {
    flex: 0 0 80%; /* ocupa 80% da tela */
    scroll-snap-align: center;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    box-sizing: border-box;
    max-width: 80%;
    overflow: hidden;
  }
  .accordion-content {
    display: block !important; 
    padding: 10px;
    text-align: center;
  }
  .accordion-content img {
    width: 100%;
    height: auto;
    max-height: 200px; /* controla a altura no mobile */
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 10px;
  }
  .accordion-content div {
    font-size: 14px;
    line-height: 1.4;
  }
}

/* Botão CTA fixo */
.cta-fixed {
  bottom: 0;
  left: 0;
  width: 100%;
  background: #ff6600;
  text-align: center;
  padding: 0.8rem;
  z-index: 1000;
}
.cta-fixed a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  display: inline-block;
  width: 100%;
}
.cta-fixed a:hover {
  background: #e65c00;
  border-radius: 6px;
  transition: 0.3s;
}

/* Seção Sobre a Empresa */
.about-section {
  display: flex;
  flex-direction: column;
  border:2px solid orange;
  border-radius:8px; 
  margin-bottom:10px; 
  padding: 4rem 2rem;
  background-color: #f8f9fa; /* cinza bem claro */
  align-items: center;
}


.about-section h2 {
  font-size: 2rem;
  color: #0a2a43; /* azul escuro para dar sobriedade */
  margin-bottom: 1rem;
}

.about-section p {
  font-size: 1.1rem;
  color: #333;
  max-width: 800px;
  margin: 0 auto 2rem auto;
  line-height: 1.6;
}

.about-container,
.mission-container {
  margin-bottom: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .about-section {
    border:2px solid orange;
  border-radius:8px; 
  margin-bottom:10px; 
    text-align: left;
  }

  .about-container,
  .mission-container {
    max-width: 1000px;
    margin: 0 auto 3rem auto;
  }

  .about-section p {
    font-size: 1.2rem;
  }
}
@keyframes fadeIn { from {opacity:0;} to {opacity:1;} }