/* QREMENTA — Como Funciona */
.cf{--b:#3b82f6;--b2:#60a5fa;--f1:#ff4500;--f2:#ff8c00;--y:#facc15;--txt:#e2e8f0;--mut:#94a3b8;--line:rgba(255,255,255,.08);--glass:rgba(15,23,42,.55);color:var(--txt);position:relative;z-index:1}
.nav-link-fire.cf-active{color:#fff}
.nav-link-fire.cf-active::after{width:100%;opacity:1}
#navbar.cf-scrolled{background:rgba(15,23,42,.85)}
.cf-wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.cf h1,.cf h2,.cf h3{color:#fff;letter-spacing:-.02em;margin:0}
.cf-fire{background:linear-gradient(90deg,var(--y),var(--f2),var(--f1));-webkit-background-clip:text;background-clip:text;color:transparent}
.cf-blue{color:var(--b);text-shadow:0 0 15px rgba(59,130,246,.3)}

/* hero */
.cf-hero{padding:150px 0 70px;text-align:center;position:relative}
.cf-hero::before{content:"";position:absolute;left:50%;top:60px;width:min(900px,90vw);height:420px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(255,110,0,.16),rgba(37,99,235,.10) 55%,transparent);pointer-events:none;z-index:-1}
.cf-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;border:1px solid rgba(255,140,0,.3);background:rgba(255,140,0,.08);color:#fdba74;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.cf-dot{width:7px;height:7px;border-radius:50%;background:var(--f2);box-shadow:0 0 10px var(--f2);animation:cfPulse 2s infinite}
.cf-hero h1{font-size:clamp(2.2rem,5.6vw,4.4rem);font-weight:800;line-height:1.05;margin:24px 0 22px}
.cf-lead{max-width:680px;margin:0 auto;color:var(--mut);font-size:clamp(1rem,1.6vw,1.15rem);line-height:1.7}
.cf-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.cf-btn{display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 28px;border-radius:14px;font-weight:700;font-size:15px;text-decoration:none;transition:transform .3s cubic-bezier(.175,.885,.32,1.275),box-shadow .3s,background .3s}
.cf-btn:hover{transform:translateY(-3px) scale(1.02)}
.cf-btn:active{transform:scale(.97)}
.cf-btn-fire{color:#fff;background:linear-gradient(90deg,var(--f1),var(--f2));box-shadow:0 12px 30px -8px rgba(255,69,0,.6),inset 0 2px 2px -1px rgba(255,255,255,.4),inset 0 -3px 4px -1px rgba(180,30,0,.8)}
.cf-btn-glass{color:#fff;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(12px)}
.cf-btn-glass:hover{background:rgba(255,255,255,.08)}
.cf-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:720px;margin:54px auto 0}
.cf-stats div{padding:18px 12px;border-radius:16px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(10px)}
.cf-stats b{display:block;font-size:clamp(1.3rem,2.6vw,1.8rem);color:#fff;font-weight:800}
.cf-stats span{font-size:12.5px;color:var(--mut)}

/* journey */
.cf-journey{padding:60px 0 40px;scroll-margin-top:80px}
.cf-section-head{text-align:center;max-width:720px;margin:0 auto 40px}
.cf-section-head h2{font-size:clamp(1.9rem,4vw,3rem);font-weight:800}
.cf-section-head p{color:var(--mut);margin-top:16px;line-height:1.7}
.cf-rail{position:sticky;top:84px;z-index:20;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:8px 8px 14px;margin:0 auto 30px;max-width:860px;border-radius:18px;background:rgba(15,23,42,.8);border:1px solid var(--line);backdrop-filter:blur(16px)}
.cf-rail-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:var(--mut);font-size:13.5px;font-weight:600;text-decoration:none;transition:background .3s,color .3s}
.cf-rail-item:hover{color:#fff;background:rgba(255,255,255,.04)}
.cf-rail-item.is-active{color:#fff;background:rgba(59,130,246,.12)}
.cf-rail-num{display:grid;place-items:center;width:28px;height:28px;flex-shrink:0;border-radius:9px;border:1px solid var(--line);font-size:12px;font-weight:800}
.cf-rail-item.is-active .cf-rail-num{background:linear-gradient(135deg,var(--f1),var(--f2));border-color:transparent;color:#fff;box-shadow:0 6px 16px -4px rgba(255,69,0,.6)}
.cf-rail-bar{position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:rgba(255,255,255,.06);overflow:hidden}
.cf-rail-fill{display:block;height:100%;width:25%;background:linear-gradient(90deg,var(--y),var(--f2),var(--f1));transition:width .5s ease}

.cf-step{display:grid;grid-template-columns:1fr 1.15fr;gap:64px;align-items:center;padding:70px 0;scroll-margin-top:170px}
.cf-rev .cf-step-text{order:2}
.cf-step-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.cf-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.22);color:var(--b2);box-shadow:inset 0 1px 1px rgba(255,255,255,.1)}
.cf-icon svg,.cf-list svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cf-kicker{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#fdba74}
.cf-step h3{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;line-height:1.15}
.cf-step p{color:var(--mut);line-height:1.75;margin:16px 0 22px}
.cf-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.cf-list li{display:flex;align-items:center;gap:10px;color:#cbd5e1;font-size:15px}
.cf-list svg{width:18px;height:18px;color:var(--b);flex-shrink:0}
.cf-step-media{position:relative}
.cf-bignum{position:absolute;top:-56px;right:-8px;font-size:130px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.07);z-index:-1;pointer-events:none}
.cf-rev .cf-bignum{right:auto;left:-8px}
.cf-frame{border-radius:20px;overflow:hidden;background:#020617;border:1px solid rgba(255,255,255,.1);box-shadow:0 30px 80px -20px rgba(0,0,0,.7),0 0 0 1px rgba(59,130,246,.06),0 20px 60px -30px rgba(255,100,0,.35);transition:transform .7s cubic-bezier(.2,.8,.2,1)}
.cf-step:hover .cf-frame{transform:translateY(-6px)}
.cf-frame-bar{display:flex;align-items:center;gap:6px;padding:11px 14px;border-bottom:1px solid var(--line);background:rgba(15,23,42,.9)}
.cf-frame-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.14)}
.cf-frame-bar i:first-child{background:#ef4444aa}.cf-frame-bar i:nth-child(2){background:#facc15aa}.cf-frame-bar i:nth-child(3){background:#22c55eaa}
.cf-frame-bar span{margin-left:auto;font-size:11px;color:var(--mut);letter-spacing:.06em}
.cf-frame img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:top}

/* why */
.cf-why{padding:60px 0}
.cf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cf-card{padding:26px;border-radius:18px;background:var(--glass);border:1px solid var(--line);transition:transform .4s,border-color .4s}
.cf-card:hover{transform:translateY(-6px);border-color:rgba(59,130,246,.35)}
.cf-card b{font-size:1.5rem;font-weight:800;background:linear-gradient(90deg,#fff,var(--b2));-webkit-background-clip:text;background-clip:text;color:transparent}
.cf-card p{color:var(--mut);font-size:14.5px;line-height:1.65;margin:10px 0 0}

/* final */
.cf-final{padding:40px 0 100px}
.cf-final-box{position:relative;overflow:hidden;text-align:center;padding:64px 28px;border-radius:28px;border:1px solid rgba(255,140,0,.2);background:radial-gradient(circle at 50% 0,rgba(255,110,0,.18),transparent 60%),rgba(15,23,42,.7)}
.cf-final-box h2{font-size:clamp(1.7rem,3.6vw,2.7rem);font-weight:800;max-width:720px;margin:0 auto}
.cf-final-box p{color:var(--mut);margin:16px 0 30px}

/* reveal */
.cf-reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
.cf-reveal.is-in{opacity:1;transform:none}
@keyframes cfPulse{50%{opacity:.4}}

@media (max-width:960px){
  .cf-step{grid-template-columns:1fr;gap:32px;padding:46px 0}
  .cf-rev .cf-step-text{order:0}
  .cf-grid{grid-template-columns:repeat(2,1fr)}
  .cf-bignum{font-size:90px;top:-40px}
}
@media (max-width:640px){
  .cf-hero{padding:120px 0 50px}
  .cf-rail{top:72px;gap:4px;padding:6px 6px 12px}
  .cf-rail-item{justify-content:center;padding:8px 4px}
  .cf-rail-item span:last-child{display:none}
  .cf-stats{grid-template-columns:1fr}
  .cf-grid{grid-template-columns:1fr}
  .cf-btn{width:100%}
}
@media (prefers-reduced-motion:reduce){.cf-reveal{opacity:1;transform:none;transition:none}}