/* Marazu Soluções — estilos base */
:root{
  --bg:#ffffff;
  --bg-alt:#f5f7fb;
  --text:#0f1b2d;
  --muted:#5b6b81;
  --primary:#2b6cb0; /* azul escuro */
  --primary-weak:#e6eef8;
  --card:#ffffff;
  --ring:#c7d2e3;
  --shadow: 0 10px 30px rgba(15,27,45,.08);
}

*{box-sizing:border-box}
html:focus-within{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.container{
  width:min(1120px, 90%);
  margin-inline:auto;
}

.section{padding:88px 0}
.bg-alt{background:var(--bg-alt)}

h1,h2,h3{line-height:1.2;margin:0 0 .6rem}
h1{font-size: clamp(1.8rem, 3.6vw, 3rem); letter-spacing:-.02em}
h2{font-size: clamp(1.4rem, 2.4vw, 2rem)}
h3{font-size: clamp(1.1rem, 1.6vw, 1.25rem)}
p{margin:0 0 1rem;color:var(--muted)}
strong{color:var(--text)}

/* Header fixo */
.site-header{
  position:sticky; top:0; z-index:1000;
  background:rgba(255,255,255,.8);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid rgba(15,27,45,.06);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  min-height:64px; gap:16px;
}
.brand{display:inline-flex; align-items:center; gap:10px; color:var(--text); font-weight:700; text-decoration:none}
.brand span{font-size:1.05rem; letter-spacing:.2px}

.site-nav{display:flex; gap:20px; align-items:center}
.nav-link{
  text-decoration:none; color:var(--text); font-weight:600;
  padding:10px 14px; border-radius:12px; transition:.2s ease;
}
.nav-link:hover{background:var(--primary-weak)}

.nav-toggle{
  display:none; background:transparent; border:0; cursor:pointer; padding:6px 4px;
}
.nav-toggle .bar{display:block; width:24px; height:2px; background:var(--text); margin:5px 0; border-radius:2px}

/* Botões */
.btn-primary{
  background:var(--primary); color:#fff; text-decoration:none; font-weight:700;
  padding:12px 16px; border-radius:14px; box-shadow:var(--shadow);
  display:inline-flex; align-items:center; gap:8px; border:1px solid transparent;
}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ghost{
  border:1px solid var(--ring); color:var(--text); text-decoration:none; font-weight:700;
  padding:12px 16px; border-radius:14px; display:inline-flex; align-items:center; gap:8px;
}
.btn-ghost:hover{background:var(--primary-weak)}

/* Hero */
.hero .grid-2{display:grid; grid-template-columns: 1.2fr 1fr; gap:48px; align-items:center}
.hero .cta-row{display:flex; gap:12px; margin-top:14px}
.hero .illustration{width:100%; height:auto}
.illustration .card{fill:#fff}
.illustration .pill{fill:#dbe7f7}
.illustration .line{fill:#cdd9eb}

/* Sobre & Soluções */
.narrow{width:min(760px, 90%); margin-inline:auto}

.cards{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:18px;
  margin-top:18px;
}
.card-item{
  background:var(--card); border:1px solid rgba(15,27,45,.06);
  border-radius:18px; padding:18px; box-shadow:var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card-item:hover{ transform: translateY(-3px) }
.card-item .icon{width:40px; height:40px; border-radius:10px; background:var(--primary-weak);
  display:grid; place-items:center; margin-bottom:10px}
.card-item svg{stroke:var(--primary); fill:none; stroke-width:1.6}

/* Contato */
.grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:32px}
.contact-list{list-style:none; padding:0; margin:16px 0; display:grid; gap:8px}
.contact-list a{text-decoration:none; color:var(--primary); font-weight:700; display:inline-flex; gap:10px; align-items:center}
.contact-icon{display:inline-grid; place-items:center; width:28px; height:28px; background:var(--primary-weak); border-radius:8px}
.contact-icon svg{stroke:var(--primary); fill:none; stroke-width:1.6}
.contact-form{
  background:#fff; border:1px solid rgba(15,27,45,.06); border-radius:18px; padding:18px; box-shadow:var(--shadow)
}
label{display:grid; gap:6px; font-weight:700; color:var(--text); margin-bottom:10px}
input, textarea{
  width:100%; padding:12px 14px; border:1px solid var(--ring); border-radius:12px;
  background:#fff; color:var(--text); font:inherit;
}
input:focus, textarea:focus{outline:2px solid var(--primary-weak); border-color:var(--primary)}
.form-note{font-size:.9rem; color:var(--muted)}

/* Rodapé */
.site-footer{padding:28px 0; border-top:1px solid rgba(15,27,45,.06); background:#fff}
.footer-inner{display:flex; justify-content:space-between; align-items:center; width:min(1120px,90%); margin:0 auto}
.back-to-top{text-decoration:none; background:var(--primary-weak); padding:8px 12px; border-radius:10px; color:var(--primary); font-weight:800}

/* Animações suaves ao rolar */
.reveal{opacity:0; transform: translateY(12px); transition: opacity .6s ease, transform .6s ease}
.reveal.in-view{opacity:1; transform:none}

/* Acessibilidade de movimento */
@media (prefers-reduced-motion: reduce){
  html:focus-within{scroll-behavior:auto}
  .reveal{transition:none}
}

/* Responsividade */
@media (max-width: 980px){
  .cards{grid-template-columns: repeat(2, 1fr)}
  .hero .grid-2{grid-template-columns: 1fr}
}
@media (max-width: 640px){
  .site-nav{display:none}
  .nav-toggle{display:block}
  .grid-2{grid-template-columns: 1fr}
  .cards{grid-template-columns: 1fr}
}
/* Menu aberto no mobile */
.site-nav.open{display:flex; position:absolute; top:64px; right:5%; background:#fff; border:1px solid rgba(15,27,45,.08); padding:10px; border-radius:14px; box-shadow:var(--shadow); flex-direction:column; gap:8px}