:root{
  --black:#070707;
  --black-2:#101112;
  --black-3:#16181a;
  --white:#f5f6f7;
  --ice:#cfe9f2;
  --ice-dim:#8fb3bd;
  --line:rgba(245,246,247,0.14);
  --line-soft:rgba(245,246,247,0.08);
}

*{margin:0;padding:0;box-sizing:border-box;}
html,body{background:var(--black);color:var(--white);font-family:'Helvetica Neue',Arial,sans-serif;}
body{position:relative;min-height:100vh;overflow-x:hidden;}

/* ---------- Backdrop ---------- */
#ice-canvas{position:fixed;inset:0;z-index:0;pointer-events:none;}

.logo-watermark{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);
  width:min(140vw,1900px);opacity:0.045;filter:grayscale(1) brightness(1.4);
  pointer-events:none;z-index:0;user-select:none;
}

/* ---------- Header ---------- */
header{
  position:relative;z-index:3;display:flex;align-items:center;justify-content:space-between;
  padding:28px 6vw;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{height:42px;width:auto;filter:brightness(0) invert(1);mix-blend-mode:screen;}
.brand-text{display:flex;flex-direction:column;line-height:1;}
.brand-text .t1{font-size:18px;font-weight:800;letter-spacing:0.5px;}
.brand-text .t2{font-size:10px;letter-spacing:4px;color:var(--ice-dim);text-transform:uppercase;margin-top:4px;}

nav a{
  color:var(--white);text-decoration:none;font-size:13px;letter-spacing:1px;text-transform:uppercase;
  margin-left:34px;opacity:0.7;transition:opacity .25s ease;
}
nav a:hover{opacity:1;}

/* ---------- Hero ---------- */
main{position:relative;z-index:3;}

.hero{display:flex;align-items:center;min-height:62vh;padding:0 6vw;}
.hero-inner{max-width:760px;}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:3px;
  text-transform:uppercase;color:var(--ice-dim);margin-bottom:24px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--ice-dim);}

h1{
  font-size:clamp(40px,7vw,84px);font-weight:900;line-height:0.98;letter-spacing:-1.5px;
  text-transform:uppercase;
}
h1 .thin{font-weight:300;display:block;color:var(--ice);}

.sub{margin-top:26px;max-width:480px;font-size:16px;line-height:1.7;color:#c7cbce;font-weight:300;}

.cta-row{margin-top:46px;display:flex;align-items:center;gap:24px;flex-wrap:wrap;}

.btn-orcamento{
  position:relative;display:inline-flex;align-items:center;gap:12px;background:var(--white);
  color:#070707;font-weight:800;font-size:14px;letter-spacing:1px;text-transform:uppercase;
  text-decoration:none;padding:18px 32px;border-radius:2px;overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease;box-shadow:0 0 0 1px var(--line);
}
.btn-orcamento:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(245,246,247,0.12);}
.btn-orcamento svg{width:18px;height:18px;flex-shrink:0;}

.frost-note{font-size:12px;color:var(--ice-dim);letter-spacing:0.5px;}

/* ---------- Strip ---------- */
.strip{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 6vw;
  display:flex;gap:60px;flex-wrap:wrap;font-size:12px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--ice-dim);
}
.strip span b{color:var(--white);font-weight:700;margin-right:6px;}

/* ---------- Sobre Nós ---------- */
.sobre-section{
  padding:90px 6vw 90px;
  border-bottom:1px solid var(--line);
}

.sobre-grid{
  display:grid;
  grid-template-columns:340px 1fr;
  gap:64px;
}

.sobre-head{display:flex;flex-direction:column;gap:28px;}
.sobre-head h2{
  font-size:clamp(32px,5vw,48px);font-weight:900;letter-spacing:-1px;text-transform:uppercase;line-height:1.02;
}

.sobre-mark{
  display:flex;align-items:center;gap:16px;padding-top:12px;border-top:1px solid var(--line);
  width:fit-content;
}
.sobre-num{
  font-size:64px;font-weight:900;line-height:0.8;color:var(--ice);letter-spacing:-2px;
}
.sobre-num-label{
  font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--ice-dim);line-height:1.5;
}

.sobre-body p{
  font-size:15px;line-height:1.85;color:#c7cbce;font-weight:300;margin-bottom:22px;max-width:680px;
}
.sobre-body p.sobre-closing{
  color:var(--white);font-weight:500;font-style:italic;border-left:2px solid var(--ice-dim);
  padding-left:20px;margin-top:32px;
}

.sobre-companies{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.company-tag{
  font-size:11px;letter-spacing:0.5px;color:var(--white);border:1px solid var(--line);
  padding:9px 16px;border-radius:2px;background:var(--black-2);
}

/* ---------- Products section ---------- */
.produtos-section{padding:90px 6vw 100px;}

.page-head{max-width:680px;margin-bottom:48px;}
.page-head h2{
  font-size:clamp(32px,5vw,52px);font-weight:900;letter-spacing:-1px;text-transform:uppercase;line-height:1.02;
}
.page-head p{margin-top:18px;color:#c7cbce;font-weight:300;font-size:15px;line-height:1.7;max-width:540px;}

.tabs{display:flex;gap:0;flex-wrap:wrap;margin-bottom:42px;border-bottom:1px solid var(--line);}
.tab-btn{
  background:transparent;border:none;color:var(--ice-dim);font-size:12px;letter-spacing:1.5px;
  text-transform:uppercase;padding:14px 6px;cursor:pointer;position:relative;font-weight:600;
  margin-right:28px;transition:color .2s;
}
.tab-btn::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--white);
  transform:scaleX(0);transition:transform .25s ease;
}
.tab-btn:hover{color:var(--white);}
.tab-btn.active{color:var(--white);}
.tab-btn.active::after{transform:scaleX(1);}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:22px;}

.card{
  background:var(--black-2);border:1px solid var(--line);border-radius:2px;overflow:hidden;
  cursor:pointer;transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);border-color:rgba(245,246,247,0.3);box-shadow:0 16px 40px rgba(0,0,0,0.5);}

.card-img{width:100%;aspect-ratio:4/3;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.card-img img{width:100%;height:100%;object-fit:contain;}

.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-cat{font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--ice-dim);}
.card-title{font-size:18px;font-weight:800;letter-spacing:-0.2px;line-height:1.2;}
.card-desc{font-size:13px;color:#aeb4b8;line-height:1.6;font-weight:300;flex:1;}

.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:6px;padding-top:14px;border-top:1px solid var(--line-soft);}
.card-foot .see{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--white);font-weight:700;display:flex;align-items:center;gap:8px;}
.card-foot .see svg{width:13px;height:13px;transition:transform .2s ease;}
.card:hover .card-foot .see svg{transform:translateX(4px);}

/* ---------- Modal ---------- */
.overlay{
  position:fixed;inset:0;background:rgba(4,4,4,0.85);backdrop-filter:blur(6px);
  z-index:10;display:none;align-items:flex-start;justify-content:center;padding:40px 20px;overflow-y:auto;
}
.overlay.open{display:flex;}

.modal{background:var(--black-2);border:1px solid var(--line);max-width:920px;width:100%;margin:auto 0;position:relative;}

.modal-close{
  position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;
  background:rgba(245,246,247,0.08);border:1px solid var(--line);color:var(--white);
  font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .2s;z-index:2;
}
.modal-close:hover{background:rgba(245,246,247,0.18);}

.modal-grid{display:grid;grid-template-columns:1fr 1fr;}
@media (max-width:760px){.modal-grid{grid-template-columns:1fr;}}

.modal-media{background:#fff;display:flex;flex-direction:column;}
.modal-media-main{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:20px;}
.modal-media-main img{width:100%;height:100%;object-fit:contain;}
.modal-thumbs{display:flex;gap:8px;padding:0 16px 16px;}
.modal-thumbs img{
  width:56px;height:56px;object-fit:contain;border:1px solid #ddd;background:#fff;cursor:pointer;
  padding:4px;transition:border-color .2s;
}
.modal-thumbs img.active{border-color:#070707;}

.modal-content{padding:40px 36px 36px;}
.modal-cat{font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--ice-dim);margin-bottom:10px;}
.modal-title{font-size:26px;font-weight:900;letter-spacing:-0.5px;line-height:1.1;margin-bottom:14px;}
.modal-tagline{font-size:14px;color:#c7cbce;font-weight:300;line-height:1.6;margin-bottom:26px;}

.spec-table{width:100%;border-collapse:collapse;margin-bottom:24px;}
.spec-table tr{border-bottom:1px solid var(--line-soft);}
.spec-table tr:last-child{border-bottom:none;}
.spec-table td{padding:11px 0;font-size:13px;vertical-align:top;}
.spec-table td.k{color:var(--ice-dim);width:42%;letter-spacing:0.3px;}
.spec-table td.v{color:var(--white);font-weight:500;}
.spec-table td.v.tbd{color:#7d8388;font-style:italic;font-weight:400;}

.feature-list{list-style:none;margin-bottom:28px;}
.feature-list li{font-size:13px;color:#c7cbce;font-weight:300;padding:7px 0 7px 20px;position:relative;line-height:1.5;}
.feature-list li::before{
  content:"";position:absolute;left:0;top:15px;width:6px;height:6px;background:var(--ice);transform:rotate(45deg);
}

.modal-cta{
  display:inline-flex;align-items:center;gap:10px;background:var(--white);color:#070707;
  font-weight:800;font-size:13px;letter-spacing:1px;text-transform:uppercase;text-decoration:none;
  padding:15px 28px;border-radius:2px;transition:transform .2s ease;
}
.modal-cta:hover{transform:translateY(-2px);}
.modal-cta svg{width:16px;height:16px;}

/* ---------- Footer ---------- */
footer{
  position:relative;z-index:3;padding:56px 6vw 0;
  border-top:1px solid var(--line);
}

.footer-top{
  display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;
  padding-bottom:40px;
}

.footer-brand{display:flex;flex-direction:column;gap:18px;max-width:380px;}

.footer-hours{
  display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#aeb4b8;
  font-weight:300;line-height:1.6;
}
.footer-hours svg{width:16px;height:16px;flex-shrink:0;margin-top:2px;color:var(--ice-dim);}

.footer-contact{display:flex;flex-direction:column;gap:16px;min-width:200px;}

.footer-label{
  font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--ice-dim);
}

.footer-socials{display:flex;gap:14px;}
.footer-socials a{
  display:flex;align-items:center;gap:8px;color:var(--white);text-decoration:none;
  font-size:13px;font-weight:500;padding:9px 14px;border:1px solid var(--line);border-radius:2px;
  transition:border-color .2s ease, transform .2s ease;
}
.footer-socials a:hover{border-color:rgba(245,246,247,0.4);transform:translateY(-2px);}
.footer-socials a svg{width:16px;height:16px;flex-shrink:0;}

.footer-phone{
  display:inline-flex;align-items:center;gap:10px;color:var(--white);text-decoration:none;
  font-size:15px;font-weight:700;letter-spacing:0.3px;width:fit-content;
  transition:color .2s ease;
}
.footer-phone svg{width:16px;height:16px;color:var(--ice-dim);flex-shrink:0;}
.footer-phone:hover{color:var(--ice);}

.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  border-top:1px solid var(--line-soft);padding:20px 0;
  font-size:11px;color:#5c6266;
}

/* ---------- Mobile menu (hamburger) ---------- */
.menu-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px;height:38px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:2px;
  cursor:pointer;
  padding:0;
  align-items:center;
}
.menu-toggle span{
  display:block;width:18px;height:2px;background:var(--white);
  transition:transform .25s ease, opacity .25s ease;
}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* =========================================================
   RESPONSIVE — MEDIA QUERIES
   Breakpoints: Desktop (>1024px, padrão acima)
   Tablet (1024px → 641px) / Celular (≤640px) / Celular pequeno (≤380px)
   ========================================================= */

/* ---------- Tablet grande / laptop pequeno ---------- */
@media (max-width:1024px){
  header{padding:24px 5vw;}
  .hero{padding:0 5vw;min-height:56vh;}
  .produtos-section{padding:70px 5vw 80px;}
  .sobre-section{padding:70px 5vw 70px;}
  .strip{padding:20px 5vw;gap:36px;}
  footer{padding:48px 5vw 0;}

  .sobre-grid{grid-template-columns:260px 1fr;gap:40px;}
  .grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;}
}

/* ---------- Tablet (retrato) ---------- */
@media (max-width:860px){
  .sobre-grid{grid-template-columns:1fr;gap:28px;}
  .sobre-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}
  .sobre-mark{padding-top:0;border-top:none;border-left:1px solid var(--line);padding-left:16px;}

  .modal{max-width:90vw;}
}

/* ---------- Celular / tablet retrato menor ---------- */
@media (max-width:680px){
  /* Navegação vira menu hambúrguer */
  nav{
    display:flex;flex-direction:column;position:fixed;top:0;right:0;height:100vh;width:min(78vw,320px);
    background:var(--black-2);border-left:1px solid var(--line);padding:100px 32px 32px;
    transform:translateX(100%);transition:transform .3s ease;z-index:20;gap:8px;
  }
  nav.open{transform:translateX(0);}
  nav a{margin-left:0;padding:14px 0;font-size:15px;border-bottom:1px solid var(--line-soft);opacity:0.85;}
  nav a:hover{opacity:1;}

  .menu-toggle{display:flex;position:relative;z-index:21;}

  header{padding:20px 6vw;}
  .brand img{height:34px;}
  .brand-text .t1{font-size:15px;}
  .brand-text .t2{font-size:8px;letter-spacing:2.5px;}

  .hero{min-height:auto;padding:56px 6vw 40px;}
  .hero-inner{max-width:100%;}
  h1{font-size:clamp(32px,10vw,48px);letter-spacing:-1px;}
  .sub{font-size:14.5px;max-width:100%;}

  .cta-row{margin-top:34px;gap:16px;}
  .btn-orcamento{width:100%;justify-content:center;padding:16px 24px;}
  .frost-note{width:100%;text-align:center;}

  .strip{gap:16px;padding:18px 6vw;flex-direction:column;}

  .sobre-section{padding:56px 6vw 56px;}
  .sobre-head{flex-direction:column;align-items:flex-start;gap:18px;}
  .sobre-body p{font-size:14px;line-height:1.75;}
  .sobre-companies{gap:8px;}
  .company-tag{font-size:10px;padding:8px 12px;}

  .produtos-section{padding:56px 6vw 64px;}
  .page-head p{font-size:14px;}
  .tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .tabs::-webkit-scrollbar{display:none;}
  .tab-btn{flex-shrink:0;margin-right:20px;}

  .grid{grid-template-columns:1fr;gap:16px;}

  .overlay{padding:0;align-items:stretch;}
  .modal{max-width:100vw;width:100%;min-height:100vh;border:none;}
  .modal-grid{grid-template-columns:1fr;}
  .modal-content{padding:28px 22px 32px;}
  .modal-title{font-size:22px;}
  .modal-close{top:14px;right:14px;}

  footer{padding:44px 6vw 0;}
  .footer-top{flex-direction:column;gap:32px;padding-bottom:28px;}
  .footer-brand{max-width:100%;}
  .footer-socials{flex-wrap:wrap;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* ---------- Celular pequeno ---------- */
@media (max-width:380px){
  .brand-text .t2{display:none;}
  h1{font-size:30px;}
  .eyebrow{font-size:10px;letter-spacing:2px;}
  .sobre-num{font-size:52px;}
  .card-title{font-size:16px;}
  .modal-content{padding:24px 18px 28px;}
}

/* ---------- Telas grandes (desktop wide) ---------- */
@media (min-width:1600px){
  header,.hero,.produtos-section,.sobre-section,.strip,footer{padding-left:8vw;padding-right:8vw;}
}

/* ---------- WhatsApp floating button ---------- */
.whatsapp-fab{
  position:fixed;
  bottom:26px;
  right:26px;
  width:58px;
  height:58px;
  background:#25D366;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:15;
  box-shadow:0 8px 24px rgba(0,0,0,0.4);
  transition:transform .25s ease, box-shadow .25s ease;
  animation:fab-pulse 2.4s ease-in-out infinite;
}
.whatsapp-fab svg{
  width:30px;
  height:30px;
  color:#fff;
}
.whatsapp-fab:hover{
  transform:scale(1.08);
  box-shadow:0 10px 30px rgba(0,0,0,0.5);
}

.whatsapp-fab-tooltip{
  position:absolute;
  right:72px;
  top:50%;
  transform:translateY(-50%);
  background:var(--black-2);
  color:var(--white);
  border:1px solid var(--line);
  font-size:12px;
  font-weight:500;
  letter-spacing:0.2px;
  padding:9px 14px;
  border-radius:2px;
  white-space:nowrap;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease, transform .2s ease;
}
.whatsapp-fab:hover .whatsapp-fab-tooltip{
  opacity:1;
  transform:translateY(-50%) translateX(-4px);
}

@keyframes fab-pulse{
  0%, 100%{ box-shadow:0 8px 24px rgba(0,0,0,0.4), 0 0 0 0 rgba(37,211,102,0.5); }
  50%{ box-shadow:0 8px 24px rgba(0,0,0,0.4), 0 0 0 10px rgba(37,211,102,0); }
}

@media (max-width:680px){
  .whatsapp-fab{width:52px;height:52px;bottom:18px;right:18px;}
  .whatsapp-fab svg{width:26px;height:26px;}
  .whatsapp-fab-tooltip{display:none;}
}