:root{
    --bg:#0f1724;
    --accent:#5eead4;
    --muted:#93c5fd;
    --card:#0b1220;
    --glass: rgba(255,255,255,0.04);
    --radius:12px;
    --max-w:1100px;
    --gap:24px;
    --text:#e6eef8;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
    font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    background: linear-gradient(180deg,#071024 0%, #061322 100%);
    color:var(--text);
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    overflow-y:scroll;
    scroll-behavior:smooth;
    scroll-snap-type:y mandatory;
}

/* Header: frosted glass + subtile gradient neutro (contrasta com azul/verde da logo) */
.site-header {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 60;

    /* Mais transparente: reduz alfas para obter efeito de glass mais leve */
    background: linear-gradient(90deg,
        rgba(255,255,255,0.36) 0%,
        rgba(250,250,250,0.30) 50%,
        rgba(245,247,250,0.26) 100%);
    background-color: rgba(255,255,255,0.30); /* fallback */

    backdrop-filter: blur(10px) saturate(105%);
    -webkit-backdrop-filter: blur(10px) saturate(105%);

    /* sombra/borda mais sutil para manter separação sem pesar */
    box-shadow: 0 8px 20px rgba(2,6,23,0.05);
    border-bottom: 1px solid rgba(2,6,23,0.04);

    color: #0b2b2b;
}


/* container */
.site-header .container{
    max-width:var(--max-w);
    margin:0 auto;
    display:flex;
    align-items:center;
    gap:16px;
    padding:12px 20px;
}


/* Logo e texto no header */
.logo{font-weight:700;color:#042225;display:inline-flex;align-items:center;gap:12px}
.logo .segment{color:#475569}

.logo{font-weight:700;color:var(--accent)}
.nav{margin-left:16px;display:flex;gap:14px;flex:1}
.nav a{color:var(--muted);text-decoration:none;font-weight:600;padding:8px;border-radius:8px}
.nav a:hover{color:var(--text);background:var(--glass)}
.cta{background:var(--accent);color:#042225;padding:8px 12px;border-radius:10px;text-decoration:none;font-weight:700}


.logo{display:inline-flex;align-items:center;gap:12px}

/* limita tamanho da imagem do logo */
.logo-img{
    height:40px;        /* altura desejada do logo no cabeçalho */
    max-height:60px;    /* evita escalonamento excessivo em telas grandes */
    max-width:440px;    /* evita que a logo fique larga demais */
    width:auto;
    display:block;
    object-fit:contain;
}

/* ajuste para telas pequenas */
@media (max-width:900px){
  .logo-img{height:34px;max-height:44px;max-width:160px}
}


/* Sections */
.sections{margin-top:64px} /* header height */
.section{
    height:calc(100vh - 64px);
    min-height:520px;
    display:flex;
    align-items:center;
    justify-content:center;
    scroll-snap-align:start;
    padding:60px 20px;
    position:relative;
}
.section .content{max-width:var(--max-w);margin:0 auto;text-align:center;padding:20px}



/* navegação: cores escuras sobre fundo claro */
.nav a {
    color: #0b2b2b;
    text-decoration: none;
    font-weight: 600;
    padding: 8px;
    border-radius: 8px;
}
.nav a:hover {
    background: rgba(2,6,23,0.04);
    color: #042225;
}
.nav a.active {
    color: #042225;
    background: linear-gradient(90deg, rgba(4,34,37,0.06), rgba(4,34,37,0.03));
    box-shadow: inset 0 -3px 0 rgba(94,234,212,0.12);
}


/* CTA: mantém contraste e destaque */
.cta {
    background: linear-gradient(90deg, #042225, #05333b);
    color: #fff;
    padding: 8px 12px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 8px 20px rgba(4,34,37,0.12);
}

/* responsivo: mantém legibilidade em telas pequenas */
@media (max-width:900px){
    .site-header .container{padding:10px 14px}
    .logo .segment{display:none}
}

/* segmento exibido no cabeçalho (logo) */
.logo{
    display:inline-flex;
    align-items:center;
    gap:8px;
}
.logo .segment{
    font-weight:600;
    font-size:13px;
    color:var(--muted);
    opacity:0.95;
}

/* pequena melhoria visual nos dots e responsividade (caso já tenha, mescle) */
.scroll-dots button{width:12px;height:12px}
.scroll-dots button.active{transform:scale(1.3);background:var(--accent);box-shadow:0 6px 18px rgba(94,234,212,0.12)}



/* Hero */
/* hero background usando a imagem fornecida (ajuste extensão se necessário) */
.hero{
    /* overlay escuro para legibilidade do texto + imagem de fundo */
    background-image:
      linear-gradient(rgba(2,6,23,0.5), rgba(2,6,23,0.2)),
      url('/scrolling-sections-site/src/img/fundo-hero.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #e6f7f2; /* assegura contraste do texto */
    /* garante altura mínima confortável */
    min-height: 72vh;
    display: flex;
    align-items: center;
}

/* reduzir altura visual da seção hero (use clamp para comportamento responsivo) */
.hero{


  /* background já definido; manter cobertura e foco no centro/safe zone */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;

  display: flex;
  align-items: center;
  padding: 28px 20px; /* espaço interno menor */
  color: #e6f7f2;
}

@media (max-width: 760px){
  .hero{
    height: clamp(280px, 40vh, 480px);
    background-position: center top;
    padding-top: 48px;
  }
}

.hero h1{font-size:clamp(28px,4vw,44px);line-height:1.05;margin-bottom:12px;color:#e1fdf8}
.hero p{color:var(--muted);max-width:800px;margin:0 auto 18px}
/* garante que o bloco interno não empurre além do limite */
.hero .content{ max-width:1200px; width:100%; margin: 0 auto; }








/* Buttons */
.btn{display:inline-block;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:700}
.btn.primary{background:linear-gradient(90deg,var(--accent),#7ee7ff);color:#042225}
.btn.ghost{background:transparent;border:2px solid rgba(255,255,255,0.06);color:var(--text)}

/* Services */
.services{background:linear-gradient(180deg, rgba(6,17,34,0.6), rgba(4,10,17,0.6))}
.services .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:18px}
.card{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));padding:22px;border-radius:14px;box-shadow:0 6px 22px rgba(2,6,23,0.6)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted)}

/* About */
.about{background:linear-gradient(180deg,#061025,#071627);color:var(--text)}
.values{display:flex;gap:12px;justify-content:center;margin-top:14px;list-style:none}
.values li{background:var(--glass);padding:10px 14px;border-radius:10px;color:var(--muted)}

/* Contact */
.contact{background:linear-gradient(180deg,#06141f,#081824)}
.contact-form{display:flex;flex-direction:column;gap:12px;max-width:720px;margin:18px auto 0}
.contact-form input,.contact-form textarea{
    padding:12px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--text)
}
.contact-form button{align-self:center;padding:12px 24px;border-radius:12px;border:none}

/* footer minimalista */
.footer {
    background: linear-gradient(180deg,#041021,#031018);
    padding: 12px 20px;
    font-size: 12px;
    color: var(--muted);
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.02);
}

.footer .content {
    padding: 0;
    opacity: 0.8;
    max-width: var(--max-w);
    margin: 0 auto;
}

/* remove comportamentos de seção do footer */
.footer {
    height: auto;
    min-height: 0;
    scroll-snap-align: none;
}

/* Scroll dots */
.scroll-dots{
    position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:70;display:flex;flex-direction:column;gap:10px
}
.scroll-dots button{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.14);border:none;padding:0;cursor:pointer;transition:all .2s}
.scroll-dots button.active{transform:scale(1.25);background:var(--accent)}

@media (max-width:900px){
    .site-header .container{padding:10px 14px}
    .logo .segment{display:none}
}