/* ===== OCAB Sistemas ===== */
:root{
  --navy:#011A4B;
  --bg:#030B1F;
  --bg2:#06122E;
  --card:#0A1A3D;
  --line:rgba(120,170,255,.14);
  --blue:#0066FF;
  --cyan:#00D4E6;
  --txt:#E8EEFA;
  --muted:#8FA0C2;
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font:16px/1.6 Inter,system-ui,sans-serif;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:Sora,sans-serif;line-height:1.15;letter-spacing:-.02em}
.wrap{width:min(1160px,100% - 32px);margin:auto}
.muted{color:var(--muted)}
.grad{background:linear-gradient(90deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:10px;font-weight:600;
  background:linear-gradient(120deg,var(--blue),var(--cyan));color:#fff;border:0;cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% 70%,calc(100% - 12px) 100%,0 100%);transition:transform .2s,filter .2s;font:600 15px Inter,sans-serif}
.btn:hover{transform:translateY(-2px);filter:brightness(1.1)}
/* canto cortado com a peça ciano, igual às letras do logo */
.btn:not(.btn--ghost){background:none;clip-path:none;position:relative;isolation:isolate;padding-right:34px}
.btn:not(.btn--ghost)::before{content:"";position:absolute;inset:0;z-index:-1;border-radius:10px 10px 0 10px;
  background:linear-gradient(120deg,var(--blue),#0a84ff);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 30px),calc(100% - 24px) 100%,0 100%)}
.btn:not(.btn--ghost)::after{content:"";position:absolute;inset:0;z-index:-1;background:var(--cyan);border-radius:0 0 8px 0;
  clip-path:polygon(100% calc(100% - 25px),100% 100%,calc(100% - 20px) 100%)}
.btn--sm:not(.btn--ghost){padding-right:28px}
.btn--ghost{background:transparent;border:1px solid var(--line);clip-path:none;color:var(--txt)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--sm{padding:9px 18px;font-size:14px}
.btn--full{width:100%}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(3,11,31,.85);backdrop-filter:blur(12px);border-color:var(--line)}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav__logo img{height:34px;width:auto}
.nav__links{display:flex;align-items:center;gap:32px;font-size:15px}
.nav__links a:not(.btn){color:var(--muted);transition:color .2s}
.nav__links a:not(.btn):hover{color:var(--txt)}
.nav__toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.nav__toggle span{position:absolute;left:8px;right:8px;height:2px;background:var(--txt);transition:.3s}
.nav__toggle span:first-child{top:14px}.nav__toggle span:last-child{top:24px}
.nav.is-open .nav__toggle span:first-child{top:19px;transform:rotate(45deg)}
.nav.is-open .nav__toggle span:last-child{top:19px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden;
  background:radial-gradient(1000px 600px at 80% 20%,rgba(0,102,255,.18),transparent 60%),
             radial-gradient(700px 500px at 10% 90%,rgba(0,212,230,.10),transparent 60%)}
.hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;mask-image:radial-gradient(ellipse at 60% 40%,#000 20%,transparent 70%);opacity:.5}
.hero__orb{position:absolute;right:max(0px,calc((100vw - 1160px)/2 - 90px));top:50%;width:min(500px,35vw);aspect-ratio:1;transform:translateY(-50%);
  filter:drop-shadow(0 0 60px rgba(0,150,255,.35))}
/* peças posicionadas pelo canvas de 600x600 do símbolo */
.orb{position:relative;width:100%;height:100%;animation:spin 40s linear 2.2s infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.pc{position:absolute;max-width:none;opacity:0;animation:encaixa 1.1s cubic-bezier(.2,.9,.25,1.15) forwards}
.pc--azul  {left:41.5%;   top:11.667%; width:35.5%;  animation-delay:.15s;--dx:30%; --dy:-60%;--r:25deg}
.pc--ciano1{left:11.167%; top:31.667%; width:47.833%;animation-delay:.35s;--dx:-60%;--dy:-20%;--r:-30deg}
.pc--navy1 {left:9.833%;  top:16.5%;   width:43.167%;animation-delay:.55s;--dx:-50%;--dy:-50%;--r:-20deg}
.pc--navy2 {left:21.833%; top:57.667%; width:48%;    animation-delay:.75s;--dx:-20%;--dy:60%; --r:20deg}
.pc--ciano2{left:42.833%; top:30.5%;   width:48%;    animation-delay:.95s;--dx:60%; --dy:30%; --r:30deg}
@keyframes encaixa{
  from{opacity:0;transform:translate(var(--dx),var(--dy)) rotate(var(--r)) scale(.8)}
  to{opacity:1;transform:none}
}
.hero__in{position:relative;z-index:2;max-width:1160px}
.tag{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:99px;font-size:13px;color:var(--cyan);background:rgba(0,212,230,.06)}
.hero h1{font-size:clamp(36px,6vw,68px);font-weight:800;margin:22px 0 20px;max-width:760px}
.hero__sub{font-size:clamp(16px,2vw,19px);color:var(--muted);max-width:560px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 40px}
.hero__stack{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.hero__stack li::before{content:"/ ";color:var(--cyan)}

/* seções */
.sec{padding:110px 0}
.sec--alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}
.sec__head{margin-bottom:50px;max-width:640px}
.sec__head--sm{margin:80px 0 28px}
.sec__head h2{font-size:clamp(28px,4vw,44px)}
.sec__head h3{font-size:24px;margin-bottom:6px}
.kicker{display:inline-block;font:600 13px Sora,sans-serif;color:var(--cyan);text-transform:uppercase;letter-spacing:.14em;margin-bottom:12px;padding-left:30px;position:relative}
.kicker::before{content:"";position:absolute;left:0;top:50%;width:22px;height:22px;background:url(assets/icone.png) center/contain no-repeat;transform:translateY(-50%)}

.grid{display:grid;gap:20px}
.grid--4{grid-template-columns:repeat(4,1fr)}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .3s,border-color .3s;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;inset:auto 0 0;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .4s}
.card:hover{transform:translateY(-6px);border-color:rgba(0,212,230,.35)}
.card:hover::after{transform:scaleX(1)}
.card__ico{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;background:rgba(0,102,255,.12);margin-bottom:20px}
.card__ico svg{width:26px;height:26px;fill:none;stroke:var(--cyan);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}

/* projetos */
.proj{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;margin-bottom:70px}
.proj--rev .proj__media{order:2}
.proj__media{aspect-ratio:16/10;border-radius:var(--radius);border:1px solid var(--line);position:relative;overflow:hidden;
  display:grid;place-items:center;background-size:cover;background-position:center}
.proj__media--nufervo{background-color:#1a0828;background-image:radial-gradient(circle at 30% 30%,#e0338f88,transparent 55%),radial-gradient(circle at 75% 70%,#7b2ff799,transparent 55%)}
.proj__media--alameda{aspect-ratio:16/9;background-color:#0a1530;background-image:radial-gradient(circle at 70% 30%,#0066ff88,transparent 55%),radial-gradient(circle at 25% 80%,#00d4e666,transparent 55%)}
.proj__ph{font:800 clamp(26px,4vw,42px) Sora,sans-serif;color:rgba(255,255,255,.9);text-shadow:0 4px 30px rgba(0,0,0,.4)}
.proj__ph--logo{width:62%;height:auto;filter:drop-shadow(0 10px 30px rgba(0,0,0,.45))}
.proj--rev .proj__logo img{filter:drop-shadow(0 6px 24px rgba(120,255,240,.18))}
.has-img .proj__ph,.has-img .shot__ph{display:none}
.proj__meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;margin-bottom:14px}
.badge{padding:4px 12px;border-radius:99px;font-size:12px;font-weight:600;background:rgba(0,102,255,.16);color:#7fb2ff;border:1px solid rgba(0,102,255,.35)}
.badge--dev{background:rgba(0,212,230,.12);color:var(--cyan);border-color:rgba(0,212,230,.35)}
.proj h3{font-size:clamp(26px,3vw,34px);margin-bottom:14px}
.proj p{color:var(--muted);margin-bottom:20px}
.proj__logo{margin-bottom:18px}
.proj__logo img{height:clamp(46px,5vw,62px);width:auto;filter:drop-shadow(0 6px 24px rgba(255,60,220,.25))}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin-bottom:20px}
.chips li{font-size:13px;padding:6px 12px;border-radius:8px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.link{color:var(--cyan);font-weight:600}
.link:hover{text-decoration:underline}
.link--muted{color:var(--muted);font-weight:500}
.proj__links{display:flex;flex-wrap:wrap;gap:22px}

/* vitrine NuFervo: celular com a demo automática */
.nf-show{border-radius:var(--radius);border:1px solid var(--line);padding:22px 20px 18px;display:flex;flex-direction:column;align-items:center;gap:16px;position:relative;overflow:hidden;
  background:radial-gradient(circle at 20% 15%,rgba(0,102,255,.30),transparent 50%),radial-gradient(circle at 85% 85%,rgba(0,212,230,.20),transparent 55%),var(--card)}
.nf-show::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:40px 40px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);opacity:.6}
.nf-show>*{position:relative}
.nf-tabs{display:flex;gap:4px;padding:4px;border-radius:99px;background:rgba(0,0,0,.35);border:1px solid var(--line)}
.nf-tabs button{border:0;background:none;color:var(--muted);font:600 13px Inter,sans-serif;padding:8px 16px;border-radius:99px;cursor:pointer;transition:.25s}
.nf-tabs button:hover{color:var(--txt)}
.nf-tabs button.is-on{background:linear-gradient(90deg,var(--blue),var(--cyan));color:#fff}
.nf-phone{width:260px;height:546px;padding:10px;border-radius:42px;background:#0b1430;box-shadow:0 0 0 2px #1d3366,0 30px 70px rgba(0,102,255,.35)}
.nf-screen{width:240px;height:526px;border-radius:33px;overflow:hidden;background:#0B0710}
.nf-screen iframe{width:390px;height:854px;border:0;transform:scale(.6154);transform-origin:0 0;pointer-events:none;display:block}
.nf-step{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--txt);min-height:30px}
.nf-step b{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:13px;flex-shrink:0}
.nf-step span{transition:opacity .25s}

.shot{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card);transition:transform .3s}
.shot:hover{transform:translateY(-6px)}
.shot__ph,.shot .shot__img{aspect-ratio:4/3;width:100%;object-fit:cover}
.shot__ph{display:grid;place-items:center;font:700 16px Sora,sans-serif;color:rgba(255,255,255,.7);text-align:center;padding:10px;
  background:linear-gradient(135deg,#0b2154,#06122e);position:relative}
.shot__ph::after{content:"";position:absolute;right:14px;bottom:14px;width:30px;height:6px;background:var(--cyan);transform:skewX(-30deg);opacity:.7}
.shot figcaption{padding:16px 18px;font:600 15px Sora,sans-serif}
.shot figcaption span{display:block;font:400 13px Inter,sans-serif;color:var(--muted);margin-top:2px}

/* vitrine de interfaces do Alameda */
.ui-show{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:clamp(14px,2.4vw,32px);
  background-image:radial-gradient(800px 400px at 50% 0%,rgba(0,212,230,.10),transparent 70%)}
.ui-stage{position:relative;aspect-ratio:1220/760;max-width:720px;margin:0 auto}
.ui-slide{position:absolute;inset:0;opacity:0;transform:scale(.985);transition:opacity .6s ease,transform .6s ease;pointer-events:none}
.ui-slide.is-on{opacity:1;transform:none;pointer-events:auto}
.ui-slide img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 25px 50px rgba(0,0,0,.55)) drop-shadow(0 0 30px rgba(0,212,230,.12));cursor:zoom-in}
.ui-nav,.ui-zoom{position:absolute;z-index:2;border:1px solid var(--line);background:rgba(3,11,31,.8);color:var(--txt);cursor:pointer;backdrop-filter:blur(6px);transition:border-color .2s,color .2s}
.ui-nav{top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;font-size:26px;line-height:1}
.ui-nav--prev{left:-64px}.ui-nav--next{right:-64px}
.ui-zoom{right:14px;bottom:14px;width:36px;height:36px;border-radius:10px;font-size:16px}
.ui-nav:hover,.ui-zoom:hover{border-color:var(--cyan);color:var(--cyan)}
.ui-info{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;max-width:720px;margin:22px auto 16px;min-height:28px}
.ui-info b{font:700 19px Sora,sans-serif}
.ui-info span{color:var(--muted);font-size:15px;flex:1;min-width:200px}
.ui-info em{font-style:normal;font-size:13px;color:var(--cyan);font-weight:600}
.ui-thumbs{display:flex;gap:10px;max-width:720px;margin:0 auto;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.ui-thumbs button{flex:1 0 80px;max-width:120px;border:1px solid var(--line);border-radius:10px;padding:3px;background:#051029;cursor:pointer;opacity:.55;transition:opacity .2s,border-color .2s}
.ui-thumbs button:hover{opacity:.85}
.ui-thumbs button.is-on{opacity:1;border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan)}
.ui-thumbs img{width:100%;border-radius:7px}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(1,6,18,.92);display:grid;place-items:center;padding:16px;cursor:zoom-out}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1400px,100%);max-height:92vh;object-fit:contain}
.lightbox button{position:absolute;top:16px;right:16px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--txt);font-size:18px;cursor:pointer}
@media (max-width:900px){.ui-nav{width:36px;height:36px;font-size:22px}.ui-nav--prev{left:-4px}.ui-nav--next{right:-4px}}

/* passos */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{padding:28px;border-left:2px solid var(--line);position:relative}
.steps li::before{content:"";position:absolute;left:-2px;top:28px;width:2px;height:40px;background:linear-gradient(var(--blue),var(--cyan))}
.steps b{font:800 40px Sora,sans-serif;color:transparent;-webkit-text-stroke:1px rgba(0,212,230,.55);display:block;margin-bottom:10px}
.steps h3{font-size:19px;margin-bottom:8px}
.steps p{color:var(--muted);font-size:15px}

/* contato */
.contato{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:start}
.contato h2{font-size:clamp(28px,4vw,44px);margin-bottom:16px}
.contato__list{list-style:none;margin-top:30px;display:grid;gap:12px}
.contato__list a{display:flex;flex-direction:column;padding:16px 20px;border:1px solid var(--line);border-radius:12px;background:var(--card);transition:border-color .2s}
.contato__list a:hover{border-color:var(--cyan)}
.contato__list span{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan)}
.form{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:32px;display:grid;gap:18px}
.form label{display:grid;gap:8px;font-size:14px;font-weight:500;color:var(--muted)}
.form input,.form select,.form textarea{width:100%;padding:13px 14px;border-radius:10px;border:1px solid var(--line);background:#051029;color:var(--txt);font:15px Inter,sans-serif;outline:none;transition:border-color .2s}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--cyan)}
.form textarea{resize:vertical}
.hp{position:absolute;left:-9999px}
.form__msg{font-size:14px;min-height:20px}
.form__msg.ok{color:#3ee6a0}.form__msg.err{color:#ff7a8a}
.form__lgpd{font-size:12px;color:var(--muted);margin-top:-4px}

/* rodapé */
.foot{border-top:1px solid var(--line);padding:30px 0}
.foot__in{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot img{height:28px;width:auto}
.foot p{color:var(--muted);font-size:14px}
.foot__social{display:flex;gap:10px}
.foot__social a{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;color:var(--muted);transition:.2s}
.foot__social a:hover{color:var(--cyan);border-color:var(--cyan);transform:translateY(-2px)}
.foot__social svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.foot__social svg .f{fill:currentColor;stroke:none}
.contato__list i{font-style:normal}

.whats-float{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;z-index:60;box-shadow:0 10px 30px rgba(37,211,102,.35);transition:transform .2s}
.whats-float:hover{transform:scale(1.08)}
.whats-float svg{width:30px;height:30px;fill:#fff}

/* animação de entrada */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}

/* responsivo */
@media (max-width:980px){
  .grid--4,.steps{grid-template-columns:repeat(2,1fr)}
  .proj,.contato{grid-template-columns:1fr;gap:28px}
  .proj--rev .proj__media{order:0}
  .hero__orb{opacity:.25;right:-120px;width:460px}
}
@media (max-width:720px){
  .nav__toggle{display:block}
  .nav__links{position:fixed;top:72px;left:0;right:0;flex-direction:column;gap:22px;padding:30px 16px;background:rgba(3,11,31,.97);
    border-bottom:1px solid var(--line);transform:translateY(calc(-100% - 80px));visibility:hidden;transition:transform .35s,visibility 0s .35s;z-index:-1}
  .nav.is-open .nav__links{transform:none;visibility:visible;transition:transform .35s}
  .nav.is-open{background:rgba(3,11,31,.97)}
  .sec{padding:80px 0}
  .form{padding:22px}
}
@media (max-width:520px){
  .grid--4,.steps{grid-template-columns:1fr}
  .hero__cta .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  .orb{animation:none}
  .pc{animation:none;opacity:1}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ===== Aviso de cookies ===== */
.cookies{position:fixed;left:16px;bottom:16px;z-index:60;max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:0 12px 40px rgba(0,0,0,.45);opacity:0;transform:translateY(20px);transition:opacity .3s,transform .3s}
.cookies.is-on{opacity:1;transform:none}
.cookies p{font-size:14px;color:var(--muted);margin-bottom:14px;line-height:1.5}
.cookies__btns{display:flex;gap:10px;justify-content:flex-end}
.cookies .btn{padding:10px 18px;font-size:14px}
@media(max-width:720px){.cookies{left:12px;right:12px;bottom:12px;max-width:none}.cookies__btns .btn{flex:1}}