/* ==========================================================================
   VieiraTechnology — estilos do site
   Ordem: fontes, tokens, base, cabeçalho, botões, hero, dores, serviços,
          processo, orçamento, compromissos, FAQ, contato, barra fixa,
          rodapé, 404, responsivo, acessibilidade.
   ========================================================================== */

/* --- fontes (locais, sem Google Fonts) ---------------------------------- */
@font-face{
  font-family:"Plex Sans";
  src:url("../fonts/ibm-plex-sans.woff2") format("woff2-variations"),
      url("../fonts/ibm-plex-sans.woff2") format("woff2");
  font-weight:100 700;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:"Plex Mono";
  src:url("../fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-weight:400;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:"Plex Mono";
  src:url("../fonts/ibm-plex-mono-600.woff2") format("woff2");
  font-weight:600;
  font-style:normal;
  font-display:swap;
}

/* --- tokens ------------------------------------------------------------- */
:root{
  --black:#000;
  --surface:#0e0e0e;
  --surface-2:#141414;
  --line:#1f1f1f;
  --ink:#f2f2f2;
  --muted:#a8a8a8;
  --dim:#707070;
  --icon:#666;

  /* as quatro cores vêm dos parênteses do cover: code(), sleep(), eat(), repeat() */
  --blue:#6892f3;
  --green:#64c954;
  --yellow:#e4df58;
  --red:#e95d6b;

  --sans:"Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --pad:clamp(20px,5vw,40px);
}

/* --- base --------------------------------------------------------------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{
  margin:0;
  background:var(--black);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

.wrap{width:100%;max-width:1060px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
section{padding:clamp(56px,9vw,100px) 0;border-top:1px solid var(--line)}

h1,h2,h3{line-height:1.2;margin:0;font-weight:600;letter-spacing:-.015em}
h2{font-size:clamp(25px,4.2vw,34px)}
h3{font-size:19px}
p{margin:0}
.lead{color:var(--muted);font-size:clamp(17px,2.2vw,19px)}
.sec-head{max-width:640px;margin-bottom:clamp(30px,5vw,48px);display:grid;gap:14px}
.narrow{max-width:62ch}
.mt-14{margin-top:14px}
.mt-22{margin-top:22px}
.mt-28{margin-top:28px}

/* --- cabeçalho ---------------------------------------------------------- */
header{
  position:sticky;top:0;z-index:30;
  background:rgba(0,0,0,.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.mark{order:1;font-weight:600;letter-spacing:-.01em;text-decoration:none;font-size:17px}
.mark span{color:var(--dim)}
.nav{order:2;display:flex;gap:22px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.nav::-webkit-scrollbar{display:none}
.nav a{color:var(--muted);text-decoration:none;font-size:15px}
.nav a:hover{color:var(--ink)}
.bar-actions{order:3;display:flex;align-items:center;gap:10px}

/* --- botões ------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:13px 22px;border-radius:6px;
  text-decoration:none;font-weight:500;font-size:16px;
  border:1px solid var(--line);color:var(--ink);background:var(--surface);
}
.btn:hover{border-color:#333}
.btn-main{background:var(--ink);color:#000;border-color:var(--ink)}
.btn-main:hover{background:#fff;border-color:#fff}
.btn-sm{min-height:0;padding:9px 16px;font-size:15px}
.btn svg{width:19px;height:19px;fill:currentColor;flex:none}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* --- hero --------------------------------------------------------------- */
.hero{padding-top:clamp(50px,8vw,92px);padding-bottom:clamp(44px,7vw,80px);border-top:0}
.hero h1{font-size:clamp(31px,5.6vw,50px);max-width:19ch}
.hero .lead{margin-top:22px;max-width:60ch}
.trust{
  display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:26px;
  color:var(--dim);font-size:15px;
}
.trust span{display:inline-flex;align-items:center;gap:8px}
.trust span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--dim)}

.calls{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin-top:clamp(38px,6vw,62px);
  padding-top:clamp(24px,4vw,34px);
  border-top:1px solid var(--line);
  font-family:var(--mono);font-size:clamp(15px,2.4vw,19px);color:var(--dim);
}
.calls a{text-decoration:none;white-space:nowrap}
.calls a:hover{color:var(--ink)}
.p-blue{color:var(--blue)}
.p-green{color:var(--green)}
.p-yellow{color:var(--yellow)}
.p-red{color:var(--red)}

/* --- dores -------------------------------------------------------------- */
.pains{display:grid;gap:0;border-top:1px solid var(--line)}
.pains li{
  list-style:none;
  color:var(--ink);font-size:clamp(17px,2.3vw,19px);
  padding:20px 0 20px 30px;border-bottom:1px solid var(--line);position:relative;
}
.pains li::before{
  content:"";position:absolute;left:0;top:34px;width:14px;height:1px;background:var(--dim);
}
.pains{margin:0;padding:0}

/* --- serviços ----------------------------------------------------------- */
.cards{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:8px;
  padding:28px 26px 26px;display:flex;flex-direction:column;
}
.card>svg{width:34px;height:34px;fill:var(--icon);display:block}
.card .call{font-family:var(--mono);font-size:16px;color:var(--dim);margin:18px 0 10px}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:16px}
.card .note{margin-top:14px;color:var(--dim);font-size:15px}
.card-link{
  margin-top:auto;padding-top:20px;
  font-size:15px;font-weight:500;text-decoration:none;color:var(--ink);
}
.card-link:hover{color:#fff;text-decoration:underline}

/* --- processo ----------------------------------------------------------- */
.steps{display:grid;gap:24px}
.step{display:grid;grid-template-columns:44px 1fr;gap:18px;align-items:start}
.step-n{
  font-family:var(--mono);font-size:15px;color:var(--dim);
  border:1px solid var(--line);border-radius:6px;
  height:38px;display:grid;place-items:center;
}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:16px}
.step .free{color:var(--green)}

/* --- orçamento e compromissos ------------------------------------------- */
.two{display:grid;gap:40px;grid-template-columns:1.1fr .9fr;align-items:start}
.factors,.send{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:11px}
.factors li,.send li{color:var(--muted);font-size:16px;padding-left:22px;position:relative}
.factors li::before,.send li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:1px;background:var(--dim);
}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:26px}
.panel+.panel{margin-top:14px}
.panel h3{margin-bottom:16px}
.panel ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.panel li{color:var(--muted);font-size:16px;padding-left:26px;position:relative}
.panel li::before{position:absolute;left:0;top:-1px;font-family:var(--mono)}
.panel-yes li::before{content:"✓";color:var(--green)}
.panel-no li::before{content:"×";color:var(--red)}

/* --- FAQ (sem JS: details/summary nativo) ------------------------------- */
.faq{display:grid;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;
  padding:20px 40px 20px 0;position:relative;
  font-size:17px;font-weight:500;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:18px;
  font-family:var(--mono);font-size:20px;color:var(--dim);
}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);font-size:16px;padding:0 0 22px;max-width:70ch}

/* --- tecnologias -------------------------------------------------------- */
.stack{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  font-family:var(--mono);font-size:14px;color:var(--muted);
  border:1px solid var(--line);border-radius:5px;padding:7px 12px;
}

/* --- quem é a empresa --------------------------------------------------- */
.about{display:grid;gap:44px;grid-template-columns:1.25fr .75fr;align-items:start}
.about p+p{margin-top:16px}
.about-photo{display:block;width:180px;height:180px;border-radius:50%;background:var(--surface);border:1px solid var(--line)}
.facts{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:14px}
.facts li{color:var(--muted);font-size:16px;padding-left:22px;position:relative}
.facts li::before{content:"";position:absolute;left:0;top:11px;width:9px;height:1px;background:var(--dim)}
.facts strong{color:var(--ink);font-weight:600}

/* --- trabalhos e código público ----------------------------------------- */
.proof{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.proof article{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:24px}
.proof h3{font-size:17px;margin-bottom:8px}
.proof p{color:var(--muted);font-size:16px}
.proof .tag{
  display:inline-block;margin-bottom:12px;padding:4px 9px;border-radius:4px;
  font-family:var(--mono);font-size:13px;color:var(--dim);border:1px solid var(--line);
}
.proof a{color:var(--ink);font-size:15px;font-weight:500;display:inline-block;margin-top:12px}

/* --- espaço do vídeo ----------------------------------------------------- */
.video{margin-top:26px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface)}
.video-frame{position:relative;padding-top:56.25%}
.video-frame iframe,.video-frame video{position:absolute;inset:0;width:100%;height:100%;border:0}

/* --- contato ------------------------------------------------------------ */
.contact-grid{display:grid;gap:40px;grid-template-columns:1fr 1fr}
.meta{margin-top:24px;color:var(--dim);font-size:15px;display:grid;gap:6px}
.hint{color:var(--dim);font-size:15px;margin-top:18px}

/* --- barra fixa do celular ---------------------------------------------- */
.sticky-cta{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:40;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));
  background:rgba(0,0,0,.94);border-top:1px solid var(--line);
  backdrop-filter:blur(8px);
  gap:10px;align-items:center;
}
.sticky-cta .btn{flex:1}
.sticky-close{
  width:44px;height:44px;flex:none;
  background:none;border:1px solid var(--line);border-radius:6px;
  color:var(--dim);cursor:pointer;font-size:18px;line-height:1;
}

/* --- rodapé ------------------------------------------------------------- */
footer{border-top:1px solid var(--line);padding:30px 0 44px;color:var(--dim);font-size:14px}

/* --- página 404 --------------------------------------------------------- */
.page-404{min-height:70vh;display:grid;align-content:center;gap:18px;padding:80px 0}
.page-404 .call{font-family:var(--mono);color:var(--dim);font-size:clamp(18px,4vw,24px)}

/* --- responsivo --------------------------------------------------------- */
@media (max-width:840px){
  html{scroll-padding-top:126px}
  .bar{flex-wrap:wrap;height:auto;padding:11px 0}
  .bar-actions{order:2;margin-left:auto}
  /* menu sempre visível: uma linha horizontal que rola de lado se precisar */
  .nav{
    order:3;flex-basis:100%;flex-wrap:nowrap;white-space:nowrap;
    margin-top:9px;padding-top:11px;border-top:1px solid var(--line);
  }
  .two,.contact-grid,.about,.proof{grid-template-columns:1fr;gap:30px}
  .about-photo{width:150px;height:150px}
  .sticky-cta.is-visible{display:flex}
}
@media (min-width:841px){
  .sticky-cta{display:none !important}
}

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