/* ===========================================================
   Teknologji TI — folha de estilo única
   Paleta e tipografia vivem nos tokens abaixo: mude aqui e
   o site inteiro acompanha.
   =========================================================== */

:root{
  /* --- identidade Teknologji: azul-aço do logo + azul elétrico do feed --- */
  --blue-deep:#054f7e;   /* azul do logo */
  --blue:#3ea8ff;        /* azul elétrico, cor de destaque */
  --blue-glow:#7fd0ff;   /* brilho claro */
  --steel:#8fa3ba;       /* cromado */

  --bg:#050b14;
  --bg-soft:#0a1422;
  --surface:rgba(146,180,220,.05);
  --surface-2:rgba(146,180,220,.09);
  --line:rgba(146,180,220,.14);
  --line-strong:rgba(146,180,220,.24);
  --text:#e9f1fb;
  --muted:#93a7bf;
  --grad:linear-gradient(100deg,#9fdcff,#3ea8ff 48%,#1a6fb5);
  --radius:18px;
  --radius-lg:26px;
  --wrap:1180px;
  --font-display:"Space Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --shadow:0 24px 60px -24px rgba(0,0,0,.8);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-body);font-size:17px;line-height:1.65;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;letter-spacing:-.02em;margin:0 0 .6em}
h2{font-size:clamp(1.9rem,4.4vw,3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:1.07rem;max-width:62ch}
.eyebrow{
  font-family:var(--font-display);font-size:.78rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--blue);margin:0 0 .9rem;
}
.skip-link{
  position:absolute;left:-9999px;top:10px;z-index:100;
  background:var(--blue);color:#04121a;padding:.6rem 1rem;border-radius:10px;font-weight:600;
}
.skip-link:focus{left:16px}

/* ---------- fundo animado ---------- */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.42}
.blob--1{width:48vw;height:48vw;background:var(--blue-deep);top:-14vw;left:-10vw;animation:float 22s ease-in-out infinite}
.blob--2{width:40vw;height:40vw;background:var(--blue);top:28vh;right:-14vw;animation:float 28s ease-in-out infinite reverse}
.blob--3{width:34vw;height:34vw;background:var(--blue-glow);bottom:-12vw;left:28vw;opacity:.14;animation:float 32s ease-in-out infinite}
.grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}
@keyframes float{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  33%{transform:translate3d(4vw,6vh,0) scale(1.08)}
  66%{transform:translate3d(-5vw,-4vh,0) scale(.95)}
}

/* ---------- botões ---------- */
.btn{
  --btn-bg:transparent;
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--font-display);font-weight:500;font-size:.98rem;
  padding:.85rem 1.4rem;border-radius:999px;border:1px solid var(--line-strong);
  background:var(--btn-bg);color:var(--text);cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s,border-color .25s;
}
.btn svg{width:18px;height:18px;transition:transform .25s}
.btn:hover{transform:translateY(-2px)}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{
  background:var(--grad);border-color:transparent;color:#04111e;font-weight:700;
  box-shadow:0 10px 30px -10px rgba(62,168,255,.65);
}
.btn--primary:hover{box-shadow:0 18px 40px -12px rgba(127,208,255,.55)}
.btn--ghost{background:var(--surface);backdrop-filter:blur(8px)}
.btn--ghost:hover{background:var(--surface-2);border-color:var(--blue)}
.btn--lg{padding:1.05rem 1.9rem;font-size:1.03rem}
.btn--sm{padding:.6rem 1.05rem;font-size:.9rem}
.btn--block{width:100%}

/* ---------- navegação ---------- */
.nav{position:sticky;top:0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
.nav.is-stuck{background:rgba(6,8,15,.72);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.9rem}
.brand{display:inline-flex;align-items:center;gap:.65rem}
.brand img{height:40px;width:auto}
.brand__word{height:19px;width:auto;margin-top:6px}
.footer .brand img{height:34px}
.footer .brand__word{height:16px}
.brand__dot{color:var(--blue)}
.nav__links{display:flex;align-items:center;gap:1.6rem}
.nav__links a:not(.btn){font-size:.96rem;color:var(--muted);transition:color .2s;position:relative}
.nav__links a:not(.btn):hover{color:var(--text)}
.nav__links a:not(.btn)::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--grad);transition:width .25s;
}
.nav__links a:not(.btn):hover::after{width:100%}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:.5rem;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:clamp(4rem,11vh,8rem) 0 4rem}
.hero__title{font-size:clamp(2.6rem,8vw,5.2rem);margin-bottom:1.1rem}
.hero__sub{color:var(--muted);font-size:clamp(1.05rem,2vw,1.25rem);max-width:56ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:.9rem;margin:2.2rem 0 3.4rem}

.highlights{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;max-width:860px}
.highlight{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.3rem;backdrop-filter:blur(10px);display:grid;gap:.3rem;
  position:relative;padding-left:2.6rem;transition:border-color .25s,transform .25s;
}
.highlight::before{
  content:"";position:absolute;left:1.25rem;top:1.55rem;width:10px;height:6px;
  border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg);
}
.highlight:hover{border-color:rgba(62,168,255,.45);transform:translateY(-3px)}
.highlight strong{font-family:var(--font-display);font-size:1.05rem}
.highlight span{color:var(--muted);font-size:.9rem;line-height:1.45}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);background:rgba(255,255,255,.02);padding:.9rem 0;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:flex;align-items:center;gap:2rem;width:max-content;animation:scroll 34s linear infinite;font-family:var(--font-display);text-transform:uppercase;letter-spacing:.1em;font-size:.88rem;color:var(--muted)}
.marquee i{color:var(--blue);font-style:normal}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- seções ---------- */
.section{padding:clamp(4rem,9vh,7rem) 0}
.section--alt{background:linear-gradient(180deg,transparent,rgba(62,168,255,.06),transparent)}
.section__head{margin-bottom:3rem;max-width:720px}

/* ---------- cards de serviço ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:1.2rem}
@media (min-width:920px){.cards{grid-template-columns:repeat(2,1fr);gap:1.4rem}.card{padding:2.1rem}}
.card{
  position:relative;padding:1.8rem;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--line);backdrop-filter:blur(12px);
  transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .3s,background .3s;overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad);opacity:0;transition:opacity .3s;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.card:hover{transform:translateY(-6px);background:var(--surface-2)}
.card:hover::before{opacity:1}
.card__icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(62,168,255,.22),rgba(5,79,126,.35));
  border:1px solid var(--line);color:var(--blue);margin-bottom:1.1rem;
}
.card__icon svg{width:24px;height:24px}
.card p{color:var(--muted);font-size:.97rem}

.ticks{display:grid;gap:.45rem;margin-top:1.1rem;font-size:.92rem;color:var(--muted)}
.ticks li{position:relative;padding-left:1.45rem}
.ticks li::before{
  content:"";position:absolute;left:0;top:.52em;width:9px;height:5px;
  border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);
  transform:rotate(-45deg);
}

/* ---------- passos ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.2rem;counter-reset:s}
.step{padding:1.6rem;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);position:relative}
.step__n{font-family:var(--font-display);font-size:2.4rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;line-height:1;margin-bottom:.6rem}
.step p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- stack ---------- */
.stack{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.chips{display:flex;flex-wrap:wrap;gap:.6rem}
.chips li{
  padding:.6rem 1.05rem;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);font-family:var(--font-display);font-size:.9rem;
  transition:border-color .25s,transform .25s,color .25s;
}
.chips li:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}

/* ---------- faq ---------- */
.faq__list{display:grid;gap:.7rem;max-width:860px}
details{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:0 1.2rem;transition:border-color .25s}
details[open]{border-color:rgba(62,168,255,.45)}
summary{
  cursor:pointer;list-style:none;padding:1.1rem 0;font-family:var(--font-display);
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--blue);font-size:1.4rem;line-height:1;transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--muted);margin:0 0 1.1rem;font-size:.96rem}

/* ---------- cta + formulário ---------- */
.cta{
  display:grid;grid-template-columns:1fr 1fr;gap:3rem;
  padding:clamp(1.8rem,4vw,3.2rem);border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(5,79,126,.38),rgba(62,168,255,.1));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
}
.cta h2{margin-bottom:.5rem}
.cta__text p{color:var(--muted)}
.contact-list{display:grid;gap:.5rem;margin-top:1.4rem;font-size:.97rem;color:var(--muted)}
.contact-list a{border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.contact-list a:hover{color:var(--blue);border-color:var(--blue)}

.form{display:grid;gap:.9rem}
.field{display:grid;gap:.35rem}
.field label{font-size:.85rem;color:var(--muted);font-family:var(--font-display)}
input,select,textarea{
  width:100%;font-family:inherit;font-size:.97rem;color:var(--text);
  background:rgba(0,0,0,.28);border:1px solid var(--line);border-radius:12px;padding:.8rem .95rem;
  transition:border-color .2s,background .2s;
}
input::placeholder,textarea::placeholder{color:#5f7490}
input:focus,select:focus,textarea:focus{border-color:var(--blue);background:rgba(0,0,0,.4);outline:none}
select option{background:var(--bg-soft);color:var(--text)}
textarea{resize:vertical}
.hp{position:absolute;left:-9999px}
.form__note{font-size:.88rem;color:var(--blue);margin:0;min-height:1.2em}
.form__note.is-error{color:var(--blue-glow)}

/* ---------- rodapé ---------- */
.footer{border-top:1px solid var(--line);background:rgba(0,0,0,.35);padding-top:3rem;margin-top:2rem}
.footer__inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem;padding-bottom:2.5rem}
.footer__desc{color:var(--muted);font-size:.94rem;max-width:34ch;margin-top:.9rem}
.footer h4{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:1rem}
.footer nav a{display:block;font-size:.95rem;color:var(--muted);padding:.22rem 0;transition:color .2s}
.footer nav a:hover{color:var(--blue)}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  border-top:1px solid var(--line);padding-block:1.3rem;color:#6b7f98;
}

/* ---------- WhatsApp flutuante ---------- */
.wa{
  position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;background:#25d366;color:#05250f;
  box-shadow:0 12px 32px -8px rgba(37,211,102,.7);transition:transform .25s;
}
.wa svg{width:30px;height:30px}
.wa:hover{transform:scale(1.08)}

/* ---------- animação de entrada ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- responsivo ---------- */
@media (max-width:900px){
  .stack,.cta,.footer__inner{grid-template-columns:1fr}
  .footer__inner{gap:2rem}
}
@media (max-width:760px){
  body{font-size:16px}
  .burger{display:flex}
  .nav__links{
    position:fixed;inset:64px 12px auto 12px;flex-direction:column;align-items:stretch;gap:.4rem;
    background:rgba(8,11,22,.96);backdrop-filter:blur(16px);border:1px solid var(--line);
    border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow);
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .25s,transform .25s,visibility .25s;
  }
  .nav__links.is-open{opacity:1;visibility:visible;transform:none}
  .nav__links a:not(.btn){padding:.7rem .4rem;color:var(--text)}
  .nav__links .btn{margin-top:.4rem}
  .hero{padding-top:3rem}
  .hero__cta .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}