/* NAK/OPS — nakops.com.br */

:root{
  --bg:#ffffff;
  --soft:#F4F5F2;
  --ink:#0D0F10;
  --ink-2:#141718;
  --muted:#63696D;
  --line:#E3E4E0;
  --line-dark:#25292b;
  --accent:#22C55E;
  --accent-deep:#15803D;
  --maxw:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  font-size:17px;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
body.nav-open{overflow:hidden}

.container{width:min(var(--maxw),calc(100% - 40px));margin:0 auto}
.section{padding:96px 0}
.section-soft{background:var(--soft)}
.section-dark{background:var(--ink);color:#fff}
.section-dark p{color:#B9BEC1}

h1,h2,h3{
  font-family:"Manrope",system-ui,sans-serif;
  letter-spacing:-.04em;
  line-height:1.08;
  margin:0 0 18px;
  font-weight:800;
}
h1{font-size:clamp(2.3rem,5vw,4rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.9rem)}
h3{font-size:1.15rem;letter-spacing:-.02em;font-weight:700}
p{margin:0 0 18px}
.lead{font-size:1.15rem;color:var(--muted);max-width:64ch}
.section-dark .lead{color:#B9BEC1}
strong{font-weight:700}
.g{color:var(--accent)}

.eyebrow{
  font-size:.72rem;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent-deep);
  margin:0 0 16px;
}
.section-dark .eyebrow,.hero .eyebrow,.cta .eyebrow{color:var(--accent)}

.heading{max-width:820px;margin-bottom:52px}
.heading p:not(.eyebrow){color:var(--muted);font-size:1.1rem;margin:0}
.section-dark .heading p:not(.eyebrow){color:#B9BEC1}

/* --- botões --- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 26px;border-radius:6px;font-weight:600;
  border:1px solid transparent;transition:.18s ease;
  font-size:.98rem;
}
.btn-primary{background:var(--accent);color:#062011;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.section-dark .btn-ghost,.hero .btn-ghost,.cta .btn-ghost{border-color:#33393c;color:#fff}
.section-dark .btn-ghost:hover,.hero .btn-ghost:hover,.cta .btn-ghost:hover{border-color:#fff}
.btn-link{color:var(--ink);font-weight:600;border-bottom:1px solid var(--accent);padding-bottom:2px}
.section-dark .btn-link,.hero .btn-link,.cta .btn-link{color:#fff}

/* --- header --- */
.site-header{background:var(--ink);color:#fff;position:sticky;top:0;z-index:50}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand img{height:36px;width:auto}
.brand-sub{
  display:block;font-size:.52rem;letter-spacing:.28em;color:#8A9196;
  text-transform:uppercase;margin-top:3px;
}
.main-nav{display:flex;align-items:center;gap:30px}
.main-nav a{font-size:.95rem;color:#D7DBDD;padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover{color:#fff}
.main-nav a[aria-current="page"]{color:#fff;border-bottom-color:var(--accent)}
.main-nav .nav-cta{
  border:1px solid var(--accent);color:var(--accent);
  padding:11px 20px;border-radius:6px;border-bottom-width:1px;
}
.main-nav .nav-cta:hover{background:var(--accent);color:#062011}
.menu-toggle{
  display:none;background:none;border:0;padding:8px;
}
.menu-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0}

/* --- hero --- */
.hero{background:var(--ink);color:#fff;padding:88px 0 96px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero h1{margin-bottom:24px}
.hero-lead{font-size:1.16rem;color:#B9BEC1;max-width:52ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-note{margin-top:26px;font-size:.87rem;color:#7E8589;display:flex;gap:10px;align-items:center}

.panel{
  background:#141718;border:1px solid var(--line-dark);
  border-radius:10px;padding:26px;
}
.panel-title{
  font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;
  color:#8A9196;margin:0 0 22px;
}
.panel-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);border-radius:8px;overflow:hidden}
.panel-kpis div{background:#0F1213;padding:18px 16px}
.panel-kpis strong{display:block;font-family:"Manrope",sans-serif;font-size:1.35rem;letter-spacing:-.03em;color:#fff}
.panel-kpis span{display:block;font-size:.76rem;color:#8A9196;margin-top:4px;line-height:1.35}
.panel-chart{margin-top:22px}
.panel-chart svg{width:100%;height:auto}
.panel-foot{margin:16px 0 0;font-size:.76rem;color:#6E757A}

/* --- faixa da pergunta --- */
.band{background:var(--soft);padding:72px 0;text-align:center;border-bottom:1px solid var(--line)}
.band h2{max-width:900px;margin:0 auto 20px}
.band p{max-width:720px;margin:0 auto 12px;color:var(--muted)}
.band .band-strong{color:var(--ink);font-weight:600}

/* --- grids genéricos --- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.grid-3 > *{background:var(--bg);padding:34px 30px}
.section-soft .grid-3 > *{background:var(--soft)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}

.card p{color:var(--muted);margin:0;font-size:.98rem}
.card h3{margin-bottom:10px}
.card-num{
  display:block;font-family:"Manrope",sans-serif;font-size:.8rem;
  letter-spacing:.12em;color:var(--accent-deep);margin-bottom:14px;font-weight:700;
}

/* --- ordem (6 etapas) --- */
.order{display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin-top:16px}
.order-step{padding:0 14px;position:relative}
.order-step + .order-step::before{
  content:"";position:absolute;left:0;top:26px;bottom:auto;
  width:1px;height:calc(100% - 40px);background:var(--line-dark);
}
.order-step span{
  display:inline-block;font-family:"Manrope",sans-serif;font-size:.78rem;
  letter-spacing:.12em;color:var(--accent);font-weight:700;margin-bottom:12px;
}
.order-step h3{color:#fff;font-size:1.05rem;margin-bottom:8px}
.order-step p{font-size:.9rem;color:#9BA2A6;margin:0}

/* --- lista numerada (metodologia longa) --- */
.steps{border-top:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:120px 1fr;gap:40px;
  padding:44px 0;border-bottom:1px solid var(--line);
}
.step-num{font-family:"Manrope",sans-serif;font-size:2.6rem;letter-spacing:-.05em;color:var(--accent-deep);font-weight:800;line-height:1}
.step h3{font-size:1.5rem;margin-bottom:14px}
.step p{color:var(--muted);max-width:70ch}
.step ul{margin:0;padding-left:20px;color:var(--muted)}
.step li{margin-bottom:8px}

/* --- métricas --- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.metrics div{background:var(--bg);padding:30px 26px}
.section-soft .metrics div{background:var(--soft)}
.metrics strong{
  display:block;font-family:"Manrope",sans-serif;font-size:1.9rem;
  letter-spacing:-.04em;color:var(--ink);
}
.metrics span{display:block;font-size:.92rem;color:var(--muted);margin-top:6px}

/* --- comparativo --- */
.compare{border:1px solid var(--line);background:var(--bg)}
.compare > div{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
.compare > div:last-child{border-bottom:0}
.compare > div > *{padding:16px 24px;margin:0;font-size:.98rem}
.compare > div > *:first-child{color:var(--muted);border-right:1px solid var(--line)}
.compare-head > *{font-weight:700;background:var(--soft);color:var(--ink)!important;font-size:.78rem!important;letter-spacing:.12em;text-transform:uppercase}

/* --- cases --- */
.case{border:1px solid var(--line);background:var(--bg);padding:34px 30px;display:flex;flex-direction:column}
.case-tag{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:18px;display:block}
.case h3{font-size:1.3rem;margin-bottom:12px}
.case p{color:var(--muted);font-size:.98rem}
.case-nums{display:flex;gap:28px;margin-top:auto;padding-top:22px;border-top:1px solid var(--line)}
.case-nums strong{display:block;font-family:"Manrope",sans-serif;font-size:1.35rem;letter-spacing:-.03em}
.case-nums span{font-size:.82rem;color:var(--muted)}

/* --- faq --- */
.faq{border-top:1px solid var(--line);max-width:860px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  padding:24px 40px 24px 0;font-weight:700;cursor:pointer;position:relative;
  font-family:"Manrope",sans-serif;font-size:1.08rem;letter-spacing:-.02em;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:22px;font-size:1.4rem;color:var(--accent-deep);font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);padding-right:40px;max-width:72ch}
.faq details p:last-child{padding-bottom:8px}

/* --- listas de checagem --- */
.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;list-style:none;padding:0;margin:0}
.checklist li{
  padding:16px 0 16px 30px;border-bottom:1px solid var(--line);
  position:relative;color:var(--muted);
}
.checklist li::before{
  content:"";position:absolute;left:0;top:24px;width:10px;height:10px;
  border:2px solid var(--accent);border-radius:50%;
}
.section-dark .checklist li{border-color:var(--line-dark);color:#B9BEC1}

/* --- citação --- */
.quote{
  border-left:3px solid var(--accent);padding:6px 0 6px 26px;
  font-family:"Manrope",sans-serif;font-size:1.35rem;letter-spacing:-.03em;
  line-height:1.35;margin:32px 0;font-weight:600;
}

/* --- CTA --- */
.cta{background:var(--ink);color:#fff;padding:72px 0}
.cta-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.cta h2{margin-bottom:14px}
.cta p{color:#B9BEC1;margin:0}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-actions .btn{width:100%;justify-content:center}
.cta-note{font-size:.82rem;color:#7E8589;margin:0}

/* --- footer --- */
.footer{background:#08090A;color:#8A9196;padding:56px 0 28px;font-size:.92rem}
.footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid #1B1E1F}
.footer img{height:34px;margin-bottom:14px}
.footer h4{
  font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;margin:0 0 16px;font-weight:600;font-family:"DM Sans",sans-serif;
}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:10px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:20px;
  padding-top:22px;font-size:.82rem;flex-wrap:wrap;
}

/* --- breadcrumb --- */
.crumbs{font-size:.84rem;color:var(--muted);padding:20px 0 0}
.crumbs a:hover{color:var(--ink)}
.crumbs span{margin:0 8px;color:var(--line)}

/* --- responsivo --- */
@media (max-width:1000px){
  .hero-grid,.cta-grid,.grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .order{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .order-step{padding:0 16px}
  .metrics{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  body{font-size:16px}
  .section{padding:64px 0}
  .hero{padding:56px 0 64px}
  .menu-toggle{display:block}
  .main-nav{
    display:none;position:fixed;inset:74px 0 0;background:var(--ink);
    flex-direction:column;align-items:stretch;gap:0;padding:16px 20px;overflow-y:auto;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:16px 0;border-bottom:1px solid var(--line-dark);font-size:1.05rem}
  .main-nav .nav-cta{margin-top:18px;text-align:center;border-bottom-width:1px}
  .order{grid-template-columns:1fr}
  .order-step + .order-step::before{display:none}
  .order-step{border-top:1px solid var(--line-dark);padding:22px 0 0}
  .metrics,.checklist{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:14px;padding:34px 0}
  .step-num{font-size:2rem}
  .footer-grid{grid-template-columns:1fr}
  .panel-kpis{grid-template-columns:1fr}
  .compare > div > *{padding:14px 16px;font-size:.92rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}