/* =========================
   Construtores de Si - UI
   Mobile-first | Montserrat
   ========================= */

:root{
  --bg: #a7b7c1; 
  --bg-alt: #f5f6f8;
  --text: #121417;
  --muted: #5d6775;

  /* Paleta neutra + acento (ajuste para casar com sua logo) */
  --accent: #5c6f8f;       /* azul acinzentado - botão */
  --accent-2: #687177;     /* grafite azul legenda do contato */
  --card: #d8b1a7;			/* terracota leve -cartão*/
  --border: rgba(18,20,23,.10);

  --radius: 18px;
  --shadow: 0 14px 34px rgba(18,20,23,.08);
  --shadow-soft: 0 10px 26px rgba(18,20,23,.06);

  --container: 1120px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button, input, textarea{ font:inherit; }

.container{
  width:min(var(--container), calc(100% - 40px));
  margin:0 auto;
}

/* Header */
.header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(255,255,255,.82);
  border-bottom:1px solid var(--border);
}
.header__inner{
  height:180px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand__logo{
  width:260px;
  height:185px;
  object-fit:contain;
}
.brand__name{
  font-weight:600;
  letter-spacing:-0.02em;
}

/* Mobile nav */
.navToggle{
  width:44px;
  height:44px;
  border:1px solid var(--border);
  background:#fff;
  border-radius:14px;
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
}
.navToggle span{
  width:18px;
  height:2px;
  background:var(--accent-2);
  border-radius:10px;
  display:block;
}

.nav{
  position:absolute;
  top:72px;
  left:0;
  right:0;
  padding:14px 20px 18px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  display:none;
}
.nav.is-open{ display:block; }
.nav__link{
  display:block;
  padding:12px 10px;
  border-radius:12px;
  color:var(--accent-2);
  font-weight:500;
}
.nav__link:hover{ background:rgba(92,111,143,.10); }
.nav__cta{
  margin-top:6px;
  background:rgba(92,111,143,.12);
}

/* Hero */
.hero{
  padding:38px 0 10px;
}
.hero__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  align-items:center;
}
.hero__title{
  font-size:30px;
  line-height:1.05;
  margin:10px 0 10px;
  letter-spacing:-0.03em;
}
.hero__subtitle{
  margin:0;
  color:var(--muted);
  line-height:1.6;
  max-width:62ch;
}

.hero__actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:18px;
}

.hero__metrics{
  margin-top:18px;
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:10px;
}
.metric{
  border:1px solid var(--border);
  border-radius:16px;
  padding:12px 12px;
  background:#fff;
}
.metric__value{
  font-weight:700;
  font-size:20px;
  letter-spacing:-0.02em;
}
.metric__label{
  color:var(--muted);
  font-size:12px;
  margin-top:2px;
}

.hero__imageWrap{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--border);
  min-height:260px;
  background:linear-gradient(135deg, rgba(92,111,143,.22), rgba(47,58,74,.10));
}
.hero__imageWrap--placeholder::after{
  content:"Adicione assets/hero.jpg";
  position:absolute;
  inset:auto 14px 14px 14px;
  color:rgba(18,20,23,.65);
  font-size:12px;
  background:rgba(255,255,255,.72);
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--border);
}
.hero__image{
  width:100%;
  height:100%;
  object-fit:cover;
  min-height:260px;
}
.hero__imageOverlay{
  position:absolute;
  inset:0;
  background:linear-gradient(0deg, rgba(18,20,23,.18), rgba(18,20,23,0) 55%);
}

/* Sections */
.section{
  padding:54px 0;
}
.section--alt{
  background:var(--bg-alt);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}

.section__head{
  margin-bottom:18px;
}
.section__title{
  margin:10px 0 8px;
  font-size:28px;
  letter-spacing:-0.03em;
}
.section__lead{
  margin:0;
  color:var(--muted);
  line-height:1.65;
  max-width:78ch;
}

.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border:1px solid var(--border);
  border-radius:999px;
  background:rgba(255,255,255,.72);
  color:var(--accent-2);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  text-transform:uppercase;
}

/* Layout helpers */
.grid{
  display:grid;
  gap:14px;
}
.grid--2{ grid-template-columns:1fr; }
.grid--3{ grid-template-columns:1fr; }
.stack{ display:grid; gap:12px; }
.spacer{ height:18px; }

.subhead{
  margin:0 0 10px;
  font-size:16px;
  letter-spacing:-0.02em;
}

/* Cards */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  padding:18px;
}
.card--soft{
  background:linear-gradient(135deg, rgba(92,111,143,.10), rgba(255,255,255,.9));
}
.card__title{
  margin:0 0 8px;
  font-size:18px;
  letter-spacing:-0.02em;
}
.card__text{
  margin:0;
  color:var(--muted);
  line-height:1.65;
}

.list{
  margin:12px 0 0;
  padding-left:18px;
  color:var(--muted);
  line-height:1.6;
}
.list li{ margin:6px 0; }

/* Differentials */
.feature{
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.feature__icon{
  flex:0 0 auto;
  width:40px;
  height:40px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(92,111,143,.14);
  border:1px solid var(--border);
  color:var(--accent-2);
  font-weight:800;
}
.feature__title{
  margin:0 0 6px;
  font-weight:700;
  letter-spacing:-0.02em;
}
.feature__text{
  margin:0;
  color:var(--muted);
  line-height:1.6;
}

/* Banner */
.banner{
  display:flex;
  gap:12px;
  align-items:flex-start;
  border-radius:var(--radius);
  padding:16px 18px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.82);
}
.banner__icon{
  width:34px;
  height:34px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(92,111,143,.16);
  border:1px solid var(--border);
  font-weight:900;
}
.banner__title{
  margin:0 0 4px;
  letter-spacing:-0.02em;
}
.banner__text{
  margin:0;
  color:var(--muted);
  line-height:1.6;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#fff;
  cursor:pointer;
  font-weight:600;
  letter-spacing:-0.01em;
}
.btn--primary{
  background:var(--accent);
  color:#fff;
  border-color:transparent;
}
.btn--primary:hover{ filter:brightness(.96); }
.btn--ghost{
  background:rgba(255,255,255,.85);
}
.btn--ghost:hover{ background:rgba(92,111,143,.10); }
.btn--wide{ width:100%; }

/* Pills */
.pillRow{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:12px;
}
.pill{
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:999px;
  background:#fff;
  font-size:12px;
  color:var(--accent-2);
  font-weight:600;
}

/* Timeline */
.timeline{
  margin:12px 0 0;
  padding-left:18px;
  color:var(--muted);
  line-height:1.6;
}
.timeline li{ margin:8px 0; }

/* Downloads */
.download{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.download__meta{
  min-width:0;
}
.download__title{
  margin:0 0 6px;
  font-weight:700;
  letter-spacing:-0.02em;
}
.download__desc{
  margin:0;
  color:var(--muted);
  line-height:1.55;
}
.download__actions{
  flex:0 0 auto;
  display:flex;
  flex-direction:column;
  gap:8px;
}

/* Social */
.socialCard{
  display:flex;
  align-items:center;
  gap:12px;

}
.socialIcon{
  width:42px;
  height:42px;
  border-radius:16px;
  border:1px solid var(--border);
  background:rgba(92,111,143,.12);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
}
.socialMeta h4{
  margin:0 0 2px;
}
.socialMeta p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}

/* Quote */
.quote{
  margin-top:14px;
  border-left:3px solid rgba(92,111,143,.35);
  padding:12px 12px;
  color:var(--muted);
  background:rgba(255,255,255,.75);
  border-radius:14px;
  border:1px solid var(--border);
  font-style:italic;
}

/* Contact list */
.contactList{
  display:grid;
  gap:10px;
  margin-top:14px;
}
.contactItem{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:12px 12px;
  border-radius:16px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.85);
}
.contactItem__icon{
  width:34px;
  height:34px;
  border-radius:14px;
  background:rgba(92,111,143,.14);
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
}
.contactItem__label{
  margin:0;
  font-weight:700;
  letter-spacing:-0.02em;
}
.contactItem__value{
  margin:2px 0 0;
  color:var(--muted);
  line-height:1.5;
}

/* Form */
.form{ margin-top:10px; }
.form__row{ display:grid; gap:8px; margin-bottom:12px; }
.form__label{ font-size:13px; color:var(--accent-2); font-weight:600; }
.form__input{
  width:100%;
  border:1px solid var(--border);
  border-radius:14px;
  padding:12px 12px;
  outline:none;
  background:#fff;
}
.form__input:focus{
  border-color:rgba(92,111,143,.55);
  box-shadow:0 0 0 4px rgba(92,111,143,.15);
}
.form__textarea{ resize:vertical; }
.form__hint{
  margin:10px 0 0;
  color:var(--muted);
  font-size:13px;
}

/* Info table */
.infoTable{
  display:grid;
  gap:10px;
  margin-top:12px;
}
.infoRow{
  display:flex;
  justify-content:space-between;
  gap:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.85);
  padding:12px 12px;
  border-radius:16px;
}
.infoRow strong{ color:var(--accent-2); }
.infoRow span{ color:var(--muted); text-align:right; }

/* Footer */
.footer{
  padding:30px 0 20px;
  border-top:1px solid var(--border);
  background:#fff;
}
.footer__grid{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
}
.footer__title{
  margin:0 0 10px;
  letter-spacing:-0.02em;
}
.footer__brand{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.footer__name{ font-weight:800; letter-spacing:-0.02em; }
.footer__tag{ color:var(--muted); font-size:13px; }

.footer__links{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.footer__links a{
  color:var(--muted);
  padding:6px 0;
}
.footer__links a:hover{ color:var(--accent-2); }

.footer__bottom{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--border);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
}

.muted{ color:var(--muted); }
.small{ font-size:12px; }

/* Desktop */
@media (min-width: 920px){
  .navToggle{ display:none; }
  .nav{
    position:static;
    display:flex !important;
    padding:0;
    border:0;
    background:transparent;
    align-items:center;
    gap:4px;
  }
  .nav__link{ display:inline-flex; padding:10px 12px; }
  .nav__cta{ margin-top:0; }

  .hero{ padding:56px 0 22px; }
  .hero__grid{ grid-template-columns: 1.08fr .92fr; gap:26px; }
  .hero__title{ font-size:44px; }

  .grid--2{ grid-template-columns:1fr 1fr; }
  .grid--3{ grid-template-columns:repeat(3, 1fr); }

  .footer__grid{ grid-template-columns: 1.2fr .8fr 1fr; }
}