/* ============================================================
   4Sure — site institucional
   Tema escuro moderno com acentos em azul (identidade do logo)
   ============================================================ */

:root{
  --bg:#0a0e17;
  --bg-2:#0e1420;
  --surface:#121a29;
  --surface-2:#182236;
  --border:#22304a;
  --border-soft:#1a2437;
  --fg:#e9eef7;
  --muted:#98a6bf;
  --muted-2:#6d7c96;
  --brand:#2f8bff;
  --brand-2:#5eb0ff;
  --brand-deep:#0f4bd1;
  --accent-grad:linear-gradient(135deg,#3a9bff 0%,#1e5fe0 55%,#0f3fb0 100%);
  --glow:0 0 40px rgba(47,139,255,.35);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 50px -18px rgba(0,0,0,.75);
  --maxw:1160px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --font-head:'Sora','Inter',-apple-system,'Segoe UI',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--fg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--brand-2);text-decoration:none;transition:color .2s}
a:hover{color:#fff}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.15;letter-spacing:-.02em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}

/* soft ambient glow background */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 500px at 80% -5%,rgba(47,139,255,.16),transparent 60%),
    radial-gradient(700px 500px at 0% 10%,rgba(15,75,209,.14),transparent 55%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 100% 60% at 50% 0%,#000 30%,transparent 75%);
}

/* ---------- Header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(14px);
  background:rgba(9,13,22,.72);
  border-bottom:1px solid var(--border-soft);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-head);font-weight:700}
.brand img{height:34px;width:auto;border-radius:6px;background:#fff;padding:3px 5px}
.brand span{font-size:1.05rem;letter-spacing:-.01em}
.brand small{display:block;font-size:.62rem;font-weight:500;letter-spacing:.18em;color:var(--muted-2);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{
  color:var(--muted);font-weight:500;font-size:.95rem;
  padding:9px 15px;border-radius:9px;transition:all .2s
}
.nav-links a:hover{color:#fff;background:var(--surface)}
.nav-links a.active{color:#fff;background:var(--surface-2)}
.nav-cta{
  background:var(--accent-grad);color:#fff !important;font-weight:600;
  box-shadow:0 8px 22px -8px rgba(47,139,255,.7)
}
.nav-cta:hover{filter:brightness(1.08)}
.nav-toggle{display:none;background:none;border:0;color:#fff;cursor:pointer;padding:8px}
.nav-toggle svg{width:26px;height:26px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:.97rem;
  cursor:pointer;border:1px solid transparent;transition:all .2s;white-space:nowrap
}
.btn-primary{background:var(--accent-grad);color:#fff;box-shadow:0 12px 30px -12px rgba(47,139,255,.8)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.08)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--fg)}
.btn-ghost:hover{color:#fff;border-color:var(--brand);background:rgba(47,139,255,.08)}
.btn svg{width:18px;height:18px}

/* ---------- Hero ---------- */
.hero{padding:96px 0 84px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-2);background:rgba(47,139,255,.1);
  border:1px solid rgba(47,139,255,.28);padding:7px 14px;border-radius:100px;margin-bottom:22px
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 10px var(--brand-2)}
.hero h1{font-size:clamp(2.4rem,5vw,3.7rem);margin-bottom:20px}
.hero h1 .hl{background:linear-gradient(120deg,#5eb0ff,#2f8bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:var(--muted);max-width:34em;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:38px;margin-top:44px;flex-wrap:wrap}
.hero-stats .stat b{font-family:var(--font-head);font-size:1.7rem;display:block;color:#fff}
.hero-stats .stat span{font-size:.85rem;color:var(--muted-2)}

.hero-visual{position:relative}
.hero-visual .shot{
  border-radius:var(--radius);border:1px solid var(--border);
  box-shadow:var(--shadow);background:var(--surface);overflow:hidden;min-height:200px
}
/* color:transparent evita que o texto alternativo apareça caso a imagem não carregue */
.hero-visual .shot img{width:100%;display:block;color:transparent;font-size:0}
.hero-visual .badge{
  position:absolute;bottom:-18px;left:-18px;
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:14px;padding:14px 18px;box-shadow:var(--shadow);
  display:flex;align-items:center;gap:12px
}
.hero-visual .badge .ic{width:38px;height:38px;border-radius:10px;background:var(--accent-grad);display:grid;place-items:center}
.hero-visual .badge .ic svg{width:20px;height:20px;color:#fff}
.hero-visual .badge b{display:block;font-size:.92rem}
.hero-visual .badge span{font-size:.76rem;color:var(--muted)}
.floaty{animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* ---------- Section heading ---------- */
.sec{padding:84px 0}
.sec-head{max-width:640px;margin:0 auto 54px;text-align:center}
.sec-head .kicker{color:var(--brand-2);font-weight:600;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,2.6rem);margin:12px 0 14px}
.sec-head p{color:var(--muted);font-size:1.08rem}
.sec-head.left{margin-left:0;text-align:left}

/* ---------- Feature cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px}
.card{
  background:linear-gradient(180deg,var(--surface),var(--bg-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;transition:transform .25s,border-color .25s,box-shadow .25s
}
.card:hover{transform:translateY(-5px);border-color:rgba(47,139,255,.5);box-shadow:0 22px 44px -24px rgba(47,139,255,.4)}
.card .ic{
  width:52px;height:52px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(47,139,255,.12);border:1px solid rgba(47,139,255,.25)
}
.card .ic svg{width:26px;height:26px;color:var(--brand-2)}
.card h3{font-size:1.18rem;margin-bottom:9px}
.card p{color:var(--muted);font-size:.96rem}

/* ---------- Product rows ---------- */
.product{
  display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;
  padding:44px 0;border-top:1px solid var(--border-soft)
}
.product:first-of-type{border-top:0}
.product.rev .p-media{order:2}
.product.rev .p-body{order:1}
.p-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:.75rem;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--brand-2);
  background:rgba(47,139,255,.1);border:1px solid rgba(47,139,255,.25);
  padding:5px 12px;border-radius:100px;margin-bottom:16px
}
.product h3{font-size:1.7rem;margin-bottom:14px}
.product .p-body p{color:var(--muted);margin-bottom:16px}
.feat-list{list-style:none;display:grid;gap:10px}
.feat-list li{display:flex;gap:11px;align-items:flex-start;color:var(--fg);font-size:.96rem}
.feat-list li svg{width:20px;height:20px;color:var(--brand-2);flex-shrink:0;margin-top:2px}
.p-media{
  background:linear-gradient(160deg,var(--surface-2),var(--bg-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow)
}
.p-media img{border-radius:9px;border:1px solid var(--border-soft);width:100%;background:#fff}
.p-media .cap{text-align:center;font-size:.8rem;color:var(--muted-2);margin-top:11px}

/* window chrome frame around screenshots */
.frame{border-radius:10px;overflow:hidden;border:1px solid var(--border);background:#fff}
.frame .bar{display:flex;align-items:center;gap:6px;padding:9px 12px;background:#e8ecf3;border-bottom:1px solid #d5dbe6}
.frame .bar i{width:11px;height:11px;border-radius:50%;background:#c3ccd9;display:inline-block}
.frame .bar i:nth-child(1){background:#ff5f57}
.frame .bar i:nth-child(2){background:#febc2e}
.frame .bar i:nth-child(3){background:#28c840}
.frame img{border:0;border-radius:0}

/* ---------- Split / feature band ---------- */
.band{background:linear-gradient(180deg,var(--bg-2),var(--bg));border-block:1px solid var(--border-soft)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}

/* ---------- CTA ---------- */
.cta-box{
  position:relative;overflow:hidden;text-align:center;
  background:linear-gradient(135deg,rgba(47,139,255,.16),rgba(15,63,176,.1));
  border:1px solid rgba(47,139,255,.3);border-radius:24px;padding:60px 32px
}
.cta-box h2{font-size:clamp(1.8rem,3.4vw,2.4rem);margin-bottom:14px}
.cta-box p{color:var(--muted);max-width:44em;margin:0 auto 28px;font-size:1.08rem}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.contact-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;display:flex;gap:16px;align-items:center;margin-bottom:16px
}
.contact-card .ic{width:48px;height:48px;border-radius:12px;background:var(--accent-grad);display:grid;place-items:center;flex-shrink:0}
.contact-card .ic svg{width:22px;height:22px;color:#fff}
.contact-card b{display:block;font-size:.8rem;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em}
.contact-card a,.contact-card p{font-size:1.12rem;color:#fff;font-weight:600}
form.cform{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.cform label{display:block;font-size:.85rem;color:var(--muted);margin:0 0 6px}
.cform .row{margin-bottom:16px}
.cform input,.cform textarea{
  width:100%;padding:12px 14px;border-radius:10px;background:var(--bg-2);
  border:1px solid var(--border);color:var(--fg);font-family:inherit;font-size:.96rem;transition:border-color .2s
}
.cform input:focus,.cform textarea:focus{outline:none;border-color:var(--brand)}
.cform textarea{min-height:130px;resize:vertical}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{padding:72px 0 40px;text-align:center}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.1rem);margin-bottom:16px}
.page-hero p{color:var(--muted);font-size:1.14rem;max-width:44em;margin:0 auto}
.crumbs{font-size:.85rem;color:var(--muted-2);margin-bottom:18px}
.crumbs a{color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--border-soft);background:var(--bg-2);padding:56px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:38px}
.foot-brand img{height:38px;background:#fff;border-radius:7px;padding:4px 6px;margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:.94rem;max-width:30em}
.foot-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);margin-bottom:14px}
.foot-col ul{list-style:none;display:grid;gap:9px}
.foot-col a{color:var(--muted);font-size:.95rem}
.foot-col a:hover{color:#fff}
.foot-bottom{border-top:1px solid var(--border-soft);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted-2);font-size:.86rem}

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

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid,.product,.product.rev .p-media,.product.rev .p-body,.split,.contact-grid,.foot-grid{grid-template-columns:1fr}
  .product .p-media,.product.rev .p-media{order:0}
  .hero{padding:60px 0 50px}
  .hero-visual{margin-top:20px}
  .foot-grid{gap:28px}
  .nav-links{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(9,13,22,.98);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--border);padding:14px 24px 22px;
    transform:translateY(-140%);transition:transform .3s;box-shadow:var(--shadow)
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 15px;font-size:1rem}
  .nav-toggle{display:block}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .hero-stats{gap:24px}
  .cta-box{padding:42px 22px}
}