/* ==========================================================================
   JeJ Informática — Folha de estilos principal
   Organização: variáveis > base > layout > componentes por seção > responsivo
   ========================================================================== */

:root{
  --bg:#070b14;
  --bg-alt:#0c1220;
  --surface:#101828;
  --surface-2:#141d30;
  --border:rgba(255,255,255,0.08);
  --text:#eef1f8;
  --text-dim:#a6b0c3;
  --accent:#3b82f6;
  --accent-2:#8b5cf6;
  --accent-3:#22d3ee;
  --success:#22c55e;
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Inter',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Sora',sans-serif;font-weight:700;letter-spacing:-0.02em;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
section{position:relative;padding:110px 0;}

/* background accents */
.bg-glow{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(600px circle at 15% 10%, rgba(59,130,246,0.16), transparent 60%),
    radial-gradient(700px circle at 85% 30%, rgba(139,92,246,0.14), transparent 60%),
    radial-gradient(500px circle at 50% 90%, rgba(34,211,238,0.10), transparent 60%);
}

/* NAV */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,11,20,0.7);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:background .3s;
}
nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;max-width:1180px;margin:0 auto;
}
.logo{display:flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:800;font-size:1.3rem;}
.logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;color:#fff;box-shadow:0 6px 20px rgba(59,130,246,0.4);
}
.logo span{background:linear-gradient(90deg,#fff,#b9c4de);-webkit-background-clip:text;background-clip:text;color:transparent;}
.nav-links{display:flex;gap:34px;}
.nav-links a{
  font-size:.95rem;color:var(--text-dim);font-weight:500;position:relative;
  transition:color .25s;
}
.nav-links a:hover{color:var(--text);}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:width .25s;
}
.nav-links a:hover::after{width:100%;}
.nav-cta{
  padding:10px 22px;border-radius:100px;font-weight:600;font-size:.9rem;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 8px 22px rgba(59,130,246,0.28);
  transition:transform .25s, box-shadow .25s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(59,130,246,0.4);}
.menu-toggle{display:none;background:none;border:none;color:var(--text);font-size:1.4rem;cursor:pointer;}
.nav-os{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:100px;font-weight:600;font-size:.88rem;
  background:var(--surface);border:1px solid var(--border);color:var(--accent-3)!important;
  transition:transform .25s, background .25s;
}
.nav-os:hover{background:var(--surface-2);transform:translateY(-2px);}
.nav-os i{font-size:.78rem;}
.nav-os::after{display:none;}

/* HERO */
.hero{
  padding:170px 0 110px;
  display:flex;align-items:center;gap:60px;
  min-height:92vh;
}
.hero .container{display:flex;align-items:center;gap:60px;flex-wrap:wrap;}
.hero-text{flex:1 1 480px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:100px;
  background:var(--surface);border:1px solid var(--border);
  font-size:.82rem;color:var(--accent-3);font-weight:600;margin-bottom:26px;
}
.badge i{font-size:.7rem;}
.hero h1{
  font-size:clamp(2.4rem,5vw,3.6rem);line-height:1.12;margin-bottom:22px;
}
.hero h1 .grad{
  background:linear-gradient(90deg,var(--accent),var(--accent-2) 60%,var(--accent-3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:1.12rem;color:var(--text-dim);max-width:520px;margin-bottom:36px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:46px;}
.btn{
  padding:15px 30px;border-radius:100px;font-weight:600;font-size:.95rem;
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;border:none;
  transition:transform .25s, box-shadow .25s, background .25s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 10px 28px rgba(59,130,246,0.32);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(59,130,246,0.44);}
.btn-ghost{
  background:var(--surface);color:var(--text);border:1px solid var(--border);
}
.btn-ghost:hover{background:var(--surface-2);transform:translateY(-3px);}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap;}
.hero-stats div strong{display:block;font-family:'Sora',sans-serif;font-size:1.7rem;}
.hero-stats div span{font-size:.85rem;color:var(--text-dim);}

.hero-visual{flex:1 1 380px;position:relative;display:flex;justify-content:center;}
.orbit-card{
  position:relative;width:100%;max-width:420px;
  background:linear-gradient(160deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);border-radius:24px;padding:36px;
  box-shadow:0 30px 70px rgba(0,0,0,0.45);
}
.orbit-card::before{
  content:'';position:absolute;inset:-2px;border-radius:24px;padding:2px;
  background:linear-gradient(140deg,rgba(59,130,246,.5),transparent 40%,rgba(139,92,246,.5));
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.orbit-card img{border-radius:16px;width:100%;object-fit:cover;aspect-ratio:1/1;}
.float-chip{
  position:absolute;background:var(--surface);border:1px solid var(--border);
  padding:12px 16px;border-radius:14px;display:flex;align-items:center;gap:10px;
  font-size:.82rem;font-weight:600;box-shadow:0 12px 30px rgba(0,0,0,0.4);
  animation:float 4s ease-in-out infinite;
}
.chip-1{top:-16px;right:-24px;color:var(--accent-3);}
.chip-2{bottom:-18px;left:-28px;color:var(--success);animation-delay:1s;}
.float-chip i{font-size:1.1rem;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}

/* SECTION HEADS */
.section-head{max-width:640px;margin:0 auto 60px;text-align:center;}
.eyebrow{
  display:inline-block;color:var(--accent-3);font-weight:700;font-size:.82rem;
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:16px;}
.section-head p{color:var(--text-dim);font-size:1.05rem;}

/* ABOUT */
.about-grid{display:flex;gap:60px;align-items:center;flex-wrap:wrap;}
.about-media{flex:1 1 380px;position:relative;}
.about-media img{
  border-radius:22px;border:1px solid var(--border);
  box-shadow:0 30px 60px rgba(0,0,0,0.5);
}
.about-badge{
  position:absolute;bottom:-24px;right:-16px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  padding:18px 22px;border-radius:16px;color:#fff;
  box-shadow:0 16px 34px rgba(59,130,246,.4);
}
.about-badge strong{display:block;font-size:1.6rem;font-family:'Sora',sans-serif;}
.about-badge span{font-size:.78rem;opacity:.9;}
.about-text{flex:1 1 420px;}
.about-text h2{font-size:clamp(1.8rem,3.4vw,2.4rem);margin-bottom:20px;}
.about-text p{color:var(--text-dim);margin-bottom:18px;}
.about-list{margin-top:26px;display:grid;gap:14px;}
.about-list li{display:flex;align-items:flex-start;gap:12px;font-size:.96rem;color:var(--text);}
.about-list i{color:var(--success);margin-top:3px;}

/* CARDS GRID (services / diferenciais) */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.card{
  background:linear-gradient(165deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:32px 28px;transition:transform .3s, border-color .3s, box-shadow .3s;
}
.card:hover{transform:translateY(-6px);border-color:rgba(59,130,246,.35);box-shadow:0 20px 40px rgba(0,0,0,.35);}
.card-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
  background:linear-gradient(135deg,rgba(59,130,246,.18),rgba(139,92,246,.18));
  color:var(--accent-3);margin-bottom:20px;
}
.card h3{font-size:1.12rem;margin-bottom:10px;}
.card p{color:var(--text-dim);font-size:.92rem;}

/* DIFERENCIAIS strip */
.diff-strip .card{text-align:center;padding:30px 20px;}
.diff-strip .card-icon{margin:0 auto 18px;}

/* CLIENTES */
.clients-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:30px;}
.client-item{display:flex;flex-direction:column;align-items:center;gap:14px;}
.client-logo{
  width:100%;height:110px;border-radius:16px;background:#fff;
  display:flex;align-items:center;justify-content:center;padding:22px;
  border:1px solid var(--border);transition:transform .3s, box-shadow .3s;
}
.client-logo:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(0,0,0,.4);}
.client-logo img{max-height:100%;max-width:100%;object-fit:contain;}
.client-item span{font-size:.82rem;color:var(--text-dim);text-align:center;font-weight:500;}

/* PROCESS */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.step{position:relative;padding:30px 24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:'Sora',sans-serif;font-weight:800;font-size:1.6rem;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;margin-bottom:14px;
}
.step h4{font-size:1.02rem;margin-bottom:8px;}
.step p{color:var(--text-dim);font-size:.88rem;}

/* TESTIMONIALS */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.testi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;}
.stars{color:#f5b942;margin-bottom:14px;font-size:.85rem;}
.testi p.quote{color:var(--text-dim);font-size:.94rem;margin-bottom:20px;}
.testi-author{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:.9rem;
}
.testi-author strong{display:block;font-size:.9rem;}
.testi-author span{font-size:.78rem;color:var(--text-dim);}
.testi-loading,.testi-empty{grid-column:1/-1;text-align:center;color:var(--text-dim);font-size:.94rem;padding:20px 0;}

/* ADD TESTIMONIAL */
.testi-add{margin-top:44px;display:flex;justify-content:center;}
.testi-add-card{
  max-width:600px;width:100%;text-align:center;
  background:linear-gradient(165deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);border-radius:var(--radius);padding:38px;
}
.testi-add-card h3{font-size:1.2rem;margin-bottom:10px;}
.testi-add-card > p{color:var(--text-dim);font-size:.92rem;margin-bottom:22px;}
.testi-form{display:none;text-align:left;margin-top:26px;}
.testi-form.open{display:block;}
#testiFormStatus{margin-top:12px;font-size:.86rem;font-weight:600;display:none;}
#testiFormStatus.ok{color:var(--success);display:block;}
#testiFormStatus.err{color:#f87171;display:block;}

/* CONTACT */
.contact-wrap{display:flex;gap:50px;flex-wrap:wrap;}
.contact-info{flex:1 1 340px;}
.contact-info h2{font-size:clamp(1.8rem,3.4vw,2.3rem);margin-bottom:18px;}
.contact-info p{color:var(--text-dim);margin-bottom:30px;}
.info-row{display:flex;gap:16px;align-items:flex-start;margin-bottom:24px;}
.info-icon{
  width:46px;height:46px;flex:none;border-radius:12px;
  background:var(--surface);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--accent-3);
}
.info-row strong{display:block;font-size:.95rem;margin-bottom:2px;}
.info-row span, .info-row a{color:var(--text-dim);font-size:.88rem;}
.social-row{display:flex;gap:12px;margin-top:10px;}
.social-row a{
  width:40px;height:40px;border-radius:10px;background:var(--surface);
  border:1px solid var(--border);display:flex;align-items:center;justify-content:center;
  transition:background .25s, transform .25s;
}
.social-row a:hover{background:var(--surface-2);transform:translateY(-3px);}

.contact-form{
  flex:1 1 420px;background:linear-gradient(165deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);border-radius:22px;padding:36px;
}
.form-row{display:flex;gap:16px;flex-wrap:wrap;}
.field{flex:1 1 200px;margin-bottom:18px;display:flex;flex-direction:column;gap:8px;}
.field label{font-size:.82rem;color:var(--text-dim);font-weight:500;}
.field input, .field textarea, .field select{
  background:var(--bg-alt);border:1px solid var(--border);border-radius:12px;
  padding:13px 15px;color:var(--text);font-family:inherit;font-size:.92rem;
  outline:none;transition:border-color .25s, box-shadow .25s;
}
.field input:focus, .field textarea:focus, .field select:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(59,130,246,.18);
}
.field textarea{resize:vertical;min-height:120px;}
.form-note{font-size:.78rem;color:var(--text-dim);margin-top:14px;display:flex;gap:8px;align-items:flex-start;}
#formStatus{margin-top:14px;font-size:.88rem;font-weight:600;display:none;}
#formStatus.ok{color:var(--success);display:block;}
#formStatus.err{color:#f87171;display:block;}

/* CTA BAND */
.cta-band{
  background:linear-gradient(120deg,rgba(59,130,246,.16),rgba(139,92,246,.16));
  border:1px solid var(--border);border-radius:26px;
  padding:60px 40px;text-align:center;
}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px;}
.cta-band p{color:var(--text-dim);margin-bottom:30px;}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:50px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px;}
.footer-grid h4{font-size:.92rem;margin-bottom:16px;}
.footer-grid ul li{margin-bottom:10px;}
.footer-grid ul li a{color:var(--text-dim);font-size:.88rem;transition:color .25s;}
.footer-grid ul li a:hover{color:var(--text);}
.footer-about p{color:var(--text-dim);font-size:.88rem;margin:14px 0;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding-top:24px;border-top:1px solid var(--border);
  font-size:.8rem;color:var(--text-dim);
}

/* UTILITÁRIOS */
.btn-block{width:100%;justify-content:center;}
.section--no-top{padding-top:0;}
.visually-hidden{display:none;}

/* REVEAL ANIMATION */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease;}
.reveal.show{opacity:1;transform:translateY(0);}

/* WHATSAPP FLOAT */
.wa-float{
  position:fixed;bottom:26px;right:26px;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:1.5rem;box-shadow:0 12px 30px rgba(37,211,102,.45);
  animation:pulse 2.4s infinite;
}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5);}70%{box-shadow:0 0 0 16px rgba(37,211,102,0);}100%{box-shadow:0 0 0 0 rgba(37,211,102,0);}}

@media(max-width:960px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .clients-grid{grid-template-columns:repeat(2,1fr);}
  .process{grid-template-columns:repeat(2,1fr);}
  .testi-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:760px){
  .nav-links,.nav-cta{display:none;}
  .menu-toggle{display:block;}
  nav.open .nav-links{
    display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;
    background:var(--bg-alt);padding:24px;border-bottom:1px solid var(--border);gap:20px;
  }
  nav.open .nav-cta{display:inline-flex;margin:0 24px 20px;}
  .hero{padding-top:150px;text-align:left;}
  .grid-3,.grid-4{grid-template-columns:1fr;}
  .clients-grid{grid-template-columns:repeat(2,1fr);}
  .process{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  section{padding:80px 0;}
}