/* RTK Revenue Engineer — site institucional.
   CSS puro, sem framework. Tokens da marca em css/tokens.css. */

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--rtk-cream-100);color:var(--text-body);
  font-family:var(--font-core);-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,p,dd,dl,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
img{max-width:100%}
a{color:var(--link)}
a:hover{color:var(--link-hover)}
:focus-visible{outline:0;box-shadow:var(--focus-ring)}

:root{
  --gutter:clamp(18px,3vw,44px);
  --pad-x:clamp(20px,5vw,86px);
  --pad-l:clamp(16px,2.5vw,44px);
  --sec-y:clamp(48px,7vw,104px);

  /* Depoimentos — recorte de cada embed do LinkedIn: distância do topo
     do post até o topo do player. Calibrar um a um. */
  --offset-depoimento-1:300px;
  --offset-depoimento-2:300px;
  --offset-depoimento-3:300px;
}

/* ---------- estrutura ---------- */
.spine{display:grid;grid-template-columns:var(--gutter) minmax(0,1fr)}
.spine > .rail{border-right:1px solid var(--border-hairline)}
.on-dark .rail,.on-dark.spine > .rail{border-right-color:var(--border-hairline-inverse)}
.spine > .body{padding:var(--sec-y) var(--pad-x) var(--sec-y) var(--pad-l)}
.s-dark{background:var(--bg-navy);color:var(--text-on-inverse)}
.s-light{background:var(--bg-cream)}
.rule{width:var(--rule-w);height:var(--rule-h);background:var(--rule-accent);display:block}
.caption{margin-top:18px;font-size:14px;line-height:1.6;color:var(--text-muted)}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);
  gap:clamp(24px,4vw,64px);align-items:end}
.h2{font-size:clamp(27px,3.6vw,48px);line-height:1.08;letter-spacing:-.02em;
  font-weight:var(--weight-bold);color:var(--text-heading);text-wrap:pretty}
.h2--inverse{color:var(--text-on-inverse)}

/* ---------- ações ---------- */
.cta{display:inline-flex;align-items:center;justify-content:center;align-self:flex-start;
  justify-self:start;font-size:14px;font-weight:var(--weight-semibold);letter-spacing:.08em;
  text-transform:uppercase;padding:17px 30px;border-radius:var(--radius-sm);
  background:var(--rtk-gold-600);color:var(--rtk-navy-900);text-decoration:none;
  transition:background var(--dur-fast) var(--ease-standard)}
.cta:hover{background:var(--rtk-gold-700);color:var(--rtk-navy-900)}
.cta--lg{padding:18px 32px}

.social{display:flex;align-items:center;gap:16px}
.social a{display:flex;align-items:center;color:var(--text-muted);
  transition:color var(--dur-fast) var(--ease-standard)}
.social a:hover{color:var(--rtk-gold-600)}
.social--inverse a{color:var(--text-on-inverse-muted)}
.social--inverse a:hover{color:var(--rtk-gold-400)}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:40;background:var(--rtk-cream-100);
  border-bottom:1px solid var(--border-hairline)}
.hdr__bar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px var(--pad-x) 14px clamp(16px,2.5vw,40px)}
.hdr__logo{display:block;line-height:0}
.hdr__logo img{height:34px;width:auto;display:block}

/* ---------- hero ---------- */
.hero > .spine > .body{padding-top:clamp(44px,7vw,104px);padding-bottom:clamp(40px,5vw,72px)}
.hero__title{max-width:19ch;font-size:clamp(37px,6.4vw,82px);line-height:1.02;
  letter-spacing:-.025em;font-weight:var(--weight-bold);color:var(--text-heading);text-wrap:pretty}
.hero__grid{margin-top:clamp(32px,4vw,56px);display:grid;
  grid-template-columns:minmax(0,.72fr) minmax(0,1fr);gap:clamp(20px,4vw,56px);align-items:start}
.hero__aside{display:flex;flex-direction:column;gap:clamp(20px,3vw,32px)}
.hero__lead{max-width:52ch;font-size:clamp(17px,1.6vw,21px);line-height:1.6;
  color:var(--text-body);text-wrap:pretty}

.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  background:var(--rtk-navy-800);border-top:1px solid var(--rtk-navy-800)}
.stat{padding:clamp(28px,4vw,52px) clamp(20px,4vw,48px);display:flex;flex-direction:column;gap:10px}
.stat + .stat{border-left:1px solid var(--border-hairline-inverse)}
.stat__n{font-size:clamp(40px,5.6vw,72px);line-height:.9;font-weight:var(--weight-bold);
  letter-spacing:-.03em;color:var(--rtk-gold-400)}
.stat__l{font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  font-weight:var(--weight-medium);color:var(--text-on-inverse)}

/* ---------- diagnóstico ---------- */
.diag__title{max-width:16ch;font-size:clamp(34px,5.4vw,74px);line-height:1.03;
  letter-spacing:-.025em;font-weight:var(--weight-bold);color:var(--text-on-inverse);text-wrap:pretty}
.diag__lead{margin-top:clamp(32px,4.5vw,60px);max-width:44ch;font-size:clamp(17px,1.5vw,20px);
  line-height:1.55;font-weight:var(--weight-medium);color:var(--rtk-gold-400)}
.diag__list{margin-top:clamp(24px,3vw,36px)}
.diag__list li{padding:22px 0;border-top:1px solid var(--border-hairline-inverse);
  max-width:60ch;font-size:clamp(16px,1.5vw,20px);line-height:1.5;color:var(--text-on-inverse)}
.diag__list li:last-child{border-bottom:1px solid var(--border-hairline-inverse)}

/* ---------- método ---------- */
.method__title{max-width:18ch;font-size:clamp(29px,4vw,54px);line-height:1.06}
.method__p{max-width:48ch;font-size:var(--type-body);line-height:1.65;
  color:var(--text-body);text-wrap:pretty}
.diagram{margin-top:clamp(48px,6vw,88px);padding-top:clamp(28px,3vw,40px);
  border-top:1px solid var(--rtk-navy-800)}
.diagram__title{margin-bottom:clamp(28px,4vw,48px);max-width:34ch;font-size:clamp(19px,2vw,26px);
  line-height:1.25;letter-spacing:-.01em;font-weight:var(--weight-semibold);color:var(--text-heading)}
.cycle{display:grid;grid-template-columns:minmax(0,1fr) 44px minmax(0,1fr) 44px minmax(0,1fr);
  gap:clamp(12px,1.6vw,18px);align-items:stretch}
.cycle__node{border:1px solid var(--rtk-navy-800);border-radius:var(--radius-xs);padding:20px;
  display:flex;flex-direction:column;gap:12px;background:var(--rtk-white)}
.cycle__label{font-size:11px;text-transform:uppercase;letter-spacing:.18em;
  font-weight:var(--weight-semibold);color:var(--rtk-gold-700)}
.cycle__text{font-size:15px;line-height:1.5;color:var(--text-body)}
.cycle__arrow{display:flex;align-items:center;justify-content:center;
  color:var(--rtk-gold-600);font-size:20px;line-height:1}
.cycle__loop{position:relative;height:34px;margin-top:2px;
  border:1px solid var(--rtk-gold-600);border-top:0}
.cycle__loop span{position:absolute;left:50%;bottom:-11px;transform:translateX(-50%);
  background:var(--rtk-cream-100);padding:0 10px;font-size:15px;line-height:1;color:var(--rtk-gold-600)}
.cycle__legs{display:grid;
  grid-template-columns:minmax(0,1fr) 44px minmax(0,1fr) 44px minmax(0,1fr);
  gap:clamp(12px,1.6vw,18px);margin-top:24px}
.cycle__legs i{width:1px;height:34px;background:var(--rtk-navy-500);display:block;margin:0 auto}
.axis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));
  background:var(--rtk-navy-800)}
.axis div{padding:22px clamp(16px,2vw,28px);font-size:clamp(15px,1.5vw,19px);
  font-weight:var(--weight-semibold);letter-spacing:.02em;color:var(--text-on-inverse);text-align:center}
.axis div + div{border-left:1px solid var(--border-hairline-inverse)}

/* ---------- serviços ---------- */
.services__stack{margin-top:clamp(32px,4vw,56px);display:flex;flex-direction:column;
  gap:clamp(16px,2vw,24px)}
.svc-main{background:var(--rtk-navy-800);color:var(--text-on-inverse);
  border-left:5px solid var(--rtk-gold-600);padding:clamp(32px,4.4vw,68px);display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(20px,3vw,56px);align-items:end}
.svc-main h3{font-size:clamp(29px,3.8vw,50px);line-height:1.05;letter-spacing:-.025em;
  font-weight:var(--weight-bold);color:var(--text-on-inverse)}
.svc-main p{max-width:48ch;font-size:clamp(16px,1.7vw,21px);line-height:1.6;
  color:var(--text-on-inverse-muted);text-wrap:pretty}
.svc-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(16px,2vw,24px)}
.svc{border:1px solid var(--border-hairline);padding:clamp(22px,2.4vw,32px);display:flex;
  flex-direction:column;gap:12px}
.svc--white{background:var(--rtk-white)}
.svc--cream{background:var(--rtk-cream-050)}
.svc h3{font-size:clamp(18px,1.7vw,21px);line-height:1.2;letter-spacing:-.01em;
  font-weight:var(--weight-bold);color:var(--text-heading)}
.svc p{font-size:15px;line-height:1.6;color:var(--text-body);text-wrap:pretty}

/* ---------- fundadora ---------- */
.founder{background:var(--rtk-navy-800);color:var(--text-on-inverse)}
.founder__grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1fr);align-items:stretch}
.founder__photo{min-height:clamp(340px,44vw,600px);background:var(--rtk-navy-900)}
.founder__photo img{width:100%;height:100%;min-height:clamp(340px,44vw,600px);
  object-fit:cover;object-position:50% 20%;display:block;filter:saturate(.92)}
.founder__body{padding:clamp(44px,6vw,88px) var(--pad-x);display:flex;flex-direction:column;
  justify-content:center}
.eyebrow-row{display:flex;align-items:center;gap:16px}
.eyebrow-row i{flex:1;height:1px;background:var(--border-hairline-inverse);display:block}
.eyebrow{font-size:10px;font-weight:var(--weight-medium);letter-spacing:.34em;
  text-transform:uppercase;color:var(--text-on-inverse-muted)}
.founder__name{margin-top:clamp(20px,3vw,32px);font-size:clamp(26px,3vw,40px);line-height:1.1;
  letter-spacing:-.02em;font-weight:var(--weight-bold);color:var(--text-on-inverse)}
.founder__quote{margin-top:clamp(22px,3vw,32px);max-width:30ch;font-size:clamp(21px,2.6vw,34px);
  line-height:1.24;letter-spacing:-.015em;font-style:italic;font-weight:var(--weight-medium);
  color:var(--rtk-gold-400);text-wrap:pretty}
.creds{margin-top:clamp(28px,4vw,44px)}
.creds li{padding:13px 0;border-top:1px solid var(--border-hairline-inverse);font-size:16px;
  line-height:1.45;color:var(--text-on-inverse)}
.creds li:last-child{border-bottom:1px solid var(--border-hairline-inverse)}

/* ---------- depoimentos ---------- */
.voices__grid{margin-top:clamp(32px,4vw,56px);display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
.voice{position:relative;aspect-ratio:9/16;background:var(--rtk-navy-900);
  border:1px solid var(--border-hairline-inverse);overflow:hidden}
.voice__scaler{position:absolute;top:0;left:0;width:504px;height:1700px;transform-origin:top left}
.voice iframe{position:absolute;left:0;width:504px;height:1700px;border:0;display:block}
.voice:nth-child(1) iframe{top:calc(-1 * var(--offset-depoimento-1))}
.voice:nth-child(2) iframe{top:calc(-1 * var(--offset-depoimento-2))}
.voice:nth-child(3) iframe{top:calc(-1 * var(--offset-depoimento-3))}

/* ---------- clientes e parceiros ---------- */
.ledger{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));
  border-top:1px solid var(--border-hairline)}
.ledger > div{aspect-ratio:5/2;display:flex;align-items:center;justify-content:center;
  padding:clamp(12px,2vw,26px);border-right:1px solid var(--border-hairline);
  border-bottom:1px solid var(--border-hairline)}
.ledger img{width:100%;height:100%;object-fit:contain;opacity:.5;
  transition:opacity var(--dur-base) var(--ease-standard)}
.ledger img:hover{opacity:1}
.clients{background:var(--rtk-cream-100);border-top:1px solid var(--rtk-navy-800)}
.clients > .spine > .body{padding-top:clamp(48px,7vw,96px);padding-bottom:clamp(28px,3vw,44px)}
.clients__note{max-width:50ch;font-size:16px;line-height:1.6;color:var(--text-muted)}

.partners{background:var(--rtk-cream-050);border-top:1px solid var(--border-hairline)}
.partners > .spine > .body{padding-top:clamp(24px,2.6vw,36px);padding-bottom:clamp(24px,2.6vw,36px)}
.partners__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px clamp(12px,2vw,24px)}
.partners__label{font-size:11px;font-weight:var(--weight-semibold);letter-spacing:.24em;
  text-transform:uppercase;color:var(--text-muted)}
.partners__note{font-size:13px;line-height:1.5;color:var(--text-muted)}
.partners__row{margin-top:clamp(14px,1.8vw,22px);display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,2vw,28px);
  align-items:center;max-width:620px}
.partners__row > div{aspect-ratio:5/2;display:flex;align-items:center;justify-content:center;padding:6px}
.partners__row img{width:100%;height:100%;object-fit:contain;opacity:.3;
  transition:opacity var(--dur-base) var(--ease-standard)}
.partners__row img:hover{opacity:.5}

/* ---------- fechamento ---------- */
.close > .spine > .body{padding-top:clamp(56px,8vw,128px);padding-bottom:clamp(56px,8vw,128px)}
.close__title{max-width:16ch;font-size:clamp(34px,5.4vw,74px);line-height:1.03;
  letter-spacing:-.025em;font-weight:var(--weight-bold);color:var(--text-on-inverse)}
.close__grid{margin-top:clamp(28px,4vw,48px);display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.8fr);gap:clamp(24px,4vw,56px);align-items:end}
.close__p{max-width:52ch;font-size:clamp(16px,1.6vw,20px);line-height:1.65;
  color:var(--text-on-inverse-muted);text-wrap:pretty}

.footer{background:var(--rtk-navy-900);color:var(--text-on-inverse);
  padding:clamp(36px,5vw,60px) var(--pad-x) 92px;border-top:1px solid var(--border-hairline-inverse)}
.footer__row{display:flex;flex-wrap:wrap;gap:clamp(20px,4vw,48px);align-items:flex-end;
  justify-content:space-between}
.footer img{height:28px;width:auto;display:block;opacity:.85}
.footer__contact{display:grid;gap:8px}
.footer__contact a{text-decoration:none;font-size:16px;
  transition:color var(--dur-fast) var(--ease-standard)}
.footer__phone{font-weight:var(--weight-medium);color:var(--text-on-inverse)}
.footer__mail{color:var(--text-on-inverse-muted)}
.footer__contact a:hover{color:var(--rtk-gold-400)}

.mcta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:50;padding:12px 16px;
  background:var(--rtk-navy-900);border-top:1px solid var(--border-hairline-inverse)}
.mcta .cta{display:flex;width:100%;min-height:48px;padding:12px 16px}

/* ---------- mobile ---------- */
@media (max-width:1000px){
  .ledger{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:900px){
  :root{--gutter:26px}
  .hero__grid,.two,.close__grid,.cycle,.svc-main,.svc-pair,
  .founder__grid,.voices__grid,.partners__row{grid-template-columns:minmax(0,1fr)}
  .cycle__arrow{transform:rotate(90deg)}
  .cycle__legs{display:none}
  .stats{grid-template-columns:minmax(0,1fr)}
  .stat + .stat{border-left:0;border-top:1px solid var(--border-hairline-inverse)}
  .mcta{display:block}
}
@media (max-width:560px){
  .ledger{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition-duration:1ms !important}
}