/* =========================================================
   ZehynTech — Design System
   Paleta: petróleo profundo + sinal ciano (tema "tela/digital")
   Tipografia: Space Grotesk (display) / Inter (corpo) / JetBrains Mono (rótulos)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500&display=swap');

:root{
  --petrol-950:#06222c;
  --petrol-900:#0a2e3b;
  --petrol-800:#0d3b4c;
  --petrol-700:#0f4d63;
  --petrol-500:#17708c;
  --accent:#1fd0d6;
  --accent-dark:#0fa8ae;
  --ink:#122a32;
  --ink-soft:#3f5b64;
  --paper:#f4f8f9;
  --white:#ffffff;
  --line:rgba(18,42,50,0.12);
  --line-soft:rgba(18,42,50,0.07);
  --shadow:0 20px 50px -20px rgba(6,34,44,0.35);
  --shadow-sm:0 8px 24px -12px rgba(6,34,44,0.25);
  --radius:18px;
  --radius-sm:10px;
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',sans-serif;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,h5{
  font-family:'Space Grotesk',sans-serif;
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
  color:var(--petrol-950);
}
p{margin:0 0 1em;color:var(--ink-soft);}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ---------- Utility / eyebrow labels ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:'JetBrains Mono',monospace;
  font-size:.78rem;
  letter-spacing:.06em;
  color:var(--accent-dark);
  text-transform:none;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(31,208,214,0.18);
}

.status-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(31,208,214,0.10);
  border:1px solid rgba(31,208,214,0.35);
  font-family:'JetBrains Mono',monospace;
  font-size:.78rem;
  color:var(--accent-dark);
}
.status-chip .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(31,208,214,.5);}
  50%{box-shadow:0 0 0 6px rgba(31,208,214,0);}
}

/* signature "scanline" divider */
.scanline{
  height:1px;
  width:100%;
  background:linear-gradient(90deg, transparent, var(--line) 20%, var(--accent) 50%, var(--line) 80%, transparent);
  position:relative;
  margin:0;
}
.scanline::after{
  content:"";
  position:absolute;
  top:-3px;left:50%;
  width:7px;height:7px;
  transform:translateX(-50%) rotate(45deg);
  background:var(--accent);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  border-radius:999px;
  font-weight:600;
  font-size:.98rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:var(--petrol-950);
  box-shadow:var(--shadow-sm);
}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,0.3);
  color:var(--white);
}
.btn-ghost:hover{background:rgba(255,255,255,0.1);}
.btn-outline{
  background:transparent;
  border-color:var(--line);
  color:var(--petrol-950);
}
.btn-outline:hover{border-color:var(--accent-dark);color:var(--accent-dark);}
.btn img{width:18px;height:18px;object-fit:contain;filter:none;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(6,34,44,0.85);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 24px;
  max-width:var(--container);
  margin:0 auto;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:1.3rem;
  color:var(--white);
}
.brand img{height:48px;width:auto;}
.brand span{color:var(--accent);}

.main-nav{display:flex;align-items:center;gap:32px;}
.main-nav ul{display:flex;gap:28px;}
.main-nav a{
  color:rgba(255,255,255,0.82);
  font-weight:500;
  font-size:.95rem;
  position:relative;
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;left:0;bottom:0;
  width:0;height:2px;background:var(--accent);
  transition:width .25s ease;
}
.main-nav a:hover{color:var(--white);}
.main-nav a:hover::after{width:100%;}

.nav-actions{display:flex;align-items:center;gap:18px;}
.nav-toggle{
  display:none;
  background:none;border:none;cursor:pointer;
  width:40px;height:40px;
  align-items:center;justify-content:center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:"";
  display:block;
  width:22px;height:2px;background:var(--white);
  position:relative;
  transition:all .25s ease;
}
.nav-toggle span::before{position:absolute;top:-7px;}
.nav-toggle span::after{position:absolute;top:7px;}

@media (max-width:900px){
  .main-nav{
    position:fixed;
    inset:0 0 0 auto;
    top:0;
    height:100vh;
    width:min(320px,80vw);
    background:var(--petrol-950);
    flex-direction:column;
    align-items:flex-start;
    padding:100px 32px 32px;
    transform:translateX(100%);
    transition:transform .3s ease;
    z-index:99;
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav ul{flex-direction:column;gap:20px;width:100%;}
  .nav-actions .btn-primary{display:none;}
  .main-nav .btn-primary{display:inline-flex;margin-top:24px;}
  .nav-toggle{display:flex;}
}

/* ---------- Hero (shared) ---------- */
.hero{
  position:relative;
  background:radial-gradient(ellipse 900px 500px at 50% -10%, rgba(31,208,214,0.18), transparent),
             linear-gradient(180deg, var(--petrol-950), var(--petrol-900));
  color:var(--white);
  padding:96px 0 88px;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  bottom:0;left:0;right:0;
  height:120px;
  background:linear-gradient(180deg, transparent, var(--paper));
}
.hero-inner{
  position:relative;
  z-index:2;
  max-width:760px;
}
.hero h1{
  color:var(--white);
  font-size:clamp(2.1rem, 4.4vw, 3.4rem);
  margin-bottom:.4em;
}
.hero p.lead{
  color:rgba(255,255,255,0.78);
  font-size:clamp(1.02rem, 1.6vw, 1.2rem);
  max-width:600px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px;}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr 0.9fr;
  gap:48px;align-items:center;
}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section-tight{padding:56px 0;}
.section-header{max-width:640px;margin:0 auto 48px;text-align:center;}
.section-header.left{margin-left:0;text-align:left;}
.section h2{font-size:clamp(1.7rem,3vw,2.3rem);}
.bg-dark{background:var(--petrol-950);color:var(--white);}
.bg-dark h2,.bg-dark h3{color:var(--white);}
.bg-dark p{color:rgba(255,255,255,0.7);}
.bg-white{background:var(--white);}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:960px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
}

.card{
  background:var(--white);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  padding:36px 30px;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position:relative;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent;}
.card .icon{
  width:52px;height:52px;
  border-radius:14px;
  background:linear-gradient(145deg,var(--petrol-800),var(--petrol-700));
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;
}
.card .icon img{width:26px;height:26px;object-fit:contain;filter:brightness(0) invert(1);}
.card h3{font-size:1.2rem;margin-bottom:10px;}
.card p{margin-bottom:18px;font-size:.96rem;}
.card .card-link{
  font-family:'JetBrains Mono',monospace;
  font-size:.82rem;
  color:var(--accent-dark);
  display:inline-flex;align-items:center;gap:6px;
}
.card .card-link::after{content:"→";transition:transform .2s ease;}
.card:hover .card-link::after{transform:translateX(4px);}

/* ---------- Feature split (image + text) ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split.reverse .split-media{order:2;}
.split-media img{
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.split-text h3{font-size:clamp(1.4rem,2.4vw,1.9rem);}
@media (max-width:860px){
  .split, .split.reverse .split-media{grid-template-columns:1fr;order:0;}
  .split{grid-template-columns:1fr;}
}

/* ---------- Trust / mini features bar ---------- */
.trust-bar{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:-64px;
  position:relative;
  z-index:3;
}
.trust-item{
  background:var(--white);
  border-radius:var(--radius-sm);
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow-sm);
  padding:26px 24px;
  display:flex;align-items:center;gap:16px;
}
.trust-item img{width:36px;height:36px;object-fit:contain;}
.trust-item strong{display:block;font-size:.98rem;color:var(--petrol-950);}
.trust-item span{font-size:.85rem;color:var(--ink-soft);}
@media (max-width:800px){
  .trust-bar{grid-template-columns:1fr;margin-top:24px;}
}

/* ---------- Gallery (Clube de Desconto) ---------- */
.gallery{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.gallery figure{
  margin:0;
  border-radius:var(--radius-sm);
  overflow:hidden;
  aspect-ratio:9/16;
  position:relative;
  cursor:zoom-in;
  border:1px solid var(--line-soft);
}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.gallery figure:hover img{transform:scale(1.06);}
@media (max-width:900px){.gallery{grid-template-columns:repeat(3,1fr);}}
@media (max-width:640px){.gallery{grid-template-columns:repeat(2,1fr);}}

.lightbox{
  position:fixed;inset:0;
  background:rgba(6,20,26,0.92);
  display:none;
  align-items:center;justify-content:center;
  z-index:200;
  padding:40px;
}
.lightbox.open{display:flex;}
.lightbox img{max-height:88vh;max-width:90vw;border-radius:12px;}
.lightbox-close{
  position:absolute;top:24px;right:32px;
  color:var(--white);font-size:2rem;cursor:pointer;
  font-family:'Space Grotesk',sans-serif;
  background:none;border:none;
}

/* ---------- Partners ---------- */
.partners{
  display:flex;flex-wrap:wrap;
  align-items:center;justify-content:center;
  gap:48px;
  margin-top:20px;
}
.partners img{
  height:52px;width:auto;object-fit:contain;
  filter:grayscale(100%) opacity(.55);
  transition:filter .25s ease, transform .25s ease;
}
.partners img:hover{filter:grayscale(0%) opacity(1);transform:translateY(-3px);}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg, var(--petrol-900), var(--petrol-700));
  border-radius:24px;
  padding:56px;
  color:var(--white);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;right:-60px;top:-60px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle, rgba(31,208,214,0.35), transparent 70%);
}
.cta-band h3{color:var(--white);margin-bottom:6px;font-size:1.6rem;}
.cta-band p{color:rgba(255,255,255,0.75);margin:0;max-width:480px;}

/* ---------- Form (Contato) ---------- */
.form-card{
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:44px;
  border:1px solid var(--line-soft);
}
.form-group{margin-bottom:20px;}
.form-group label{
  display:block;
  font-size:.85rem;
  font-weight:600;
  color:var(--petrol-950);
  margin-bottom:8px;
  font-family:'JetBrains Mono',monospace;
  letter-spacing:.02em;
}
.form-group input,.form-group textarea{
  width:100%;
  padding:14px 16px;
  border-radius:var(--radius-sm);
  border:1.5px solid var(--line);
  font-family:'Inter',sans-serif;
  font-size:.98rem;
  background:var(--paper);
  transition:border-color .2s ease, background .2s ease;
}
.form-group input:focus,.form-group textarea:focus{
  outline:none;
  border-color:var(--accent-dark);
  background:var(--white);
}
.form-note{
  display:none;
  padding:14px 16px;
  border-radius:var(--radius-sm);
  background:rgba(31,208,214,0.1);
  border:1px solid rgba(31,208,214,0.35);
  color:var(--petrol-950);
  font-size:.92rem;
  margin-top:12px;
}
.form-note.show{display:block;}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--petrol-950);
  color:rgba(255,255,255,0.6);
  padding:48px 0 28px;
}
.footer-top{
  display:flex;justify-content:space-between;align-items:flex-start;
  flex-wrap:wrap;gap:32px;
  padding-bottom:32px;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.footer-brand{color:var(--white);font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.2rem;}
.footer-brand span{color:var(--accent);}
.footer-links{display:flex;gap:36px;flex-wrap:wrap;}
.footer-links a{font-size:.92rem;color:rgba(255,255,255,0.65);}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  padding-top:24px;
  font-size:.82rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}

/* ---------- misc page hero variants ---------- */
.hero-media{
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  position:relative;
  z-index:2;
}
.hero-media img{width:100%;display:block;}

.badge-float{
  position:absolute;
  background:var(--white);
  color:var(--petrol-950);
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow);
  padding:14px 18px;
  font-size:.85rem;
  display:flex;align-items:center;gap:10px;
  z-index:3;
}

::selection{background:var(--accent);color:var(--petrol-950);}