/* ZER084 — site institucional
   Identidade: Grafite 084 · Areia · Laranja Sol · Brasa · Névoa
   Tipografia: Unbounded (títulos), Inter (textos), JetBrains Mono (rótulos e contatos) */

@font-face{font-family:Unbounded;font-weight:500;font-display:swap;src:url(../fonts/unbounded-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:Unbounded;font-weight:700;font-display:swap;src:url(../fonts/unbounded-latin-700-normal.woff2) format('woff2')}
@font-face{font-family:Inter;font-weight:400;font-display:swap;src:url(../fonts/inter-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:Inter;font-weight:500;font-display:swap;src:url(../fonts/inter-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:Inter;font-weight:600;font-display:swap;src:url(../fonts/inter-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-weight:400;font-display:swap;src:url(../fonts/jetbrains-mono-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-weight:500;font-display:swap;src:url(../fonts/jetbrains-mono-latin-500-normal.woff2) format('woff2')}

:root{
  --g:#0D0F12; --g2:#151920; --g3:#1B2028; --line:#252A32;
  --a:#F3EEE6; --o:#FF5B1F; --b:#B3390A; --n:#8A9099; --n2:#5B616B; --soft:#C9CDD3;
  --wrap:1240px; --pad:clamp(20px,5vw,40px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--g);color:var(--a);font:400 17px/1.6 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,p,ul,ol{margin:0}
::selection{background:var(--o);color:var(--g)}
:focus-visible{outline:3px solid var(--o);outline-offset:3px;border-radius:6px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.skip{position:absolute;left:-999px;top:12px;z-index:100;background:var(--o);color:var(--g);padding:10px 16px;border-radius:8px;font-weight:600}
.skip:focus{left:12px}

/* ---------- tipografia ---------- */
.kicker{font:400 14px/1.4 'JetBrains Mono',monospace;letter-spacing:.05em;color:var(--n);margin-bottom:18px}
.light .kicker{color:var(--b)}
h1,h2{font-family:Unbounded,sans-serif;font-weight:700;letter-spacing:-.025em;line-height:1.2}
h2{font-size:clamp(30px,4.4vw,58px);max-width:22ch}
.hl{color:var(--o)} .light .hl{color:var(--b)}
p strong{font-weight:600;color:var(--a)} .light p strong{color:var(--g)}
.jl{display:block;text-align:justify;text-align-last:justify}
.jl.last{text-align:left;text-align-last:left}
.src{font:400 12.5px/1.6 'JetBrains Mono',monospace;letter-spacing:.02em;color:var(--n)}
.light .src{color:var(--n2)} .src.center{text-align:center;margin-top:24px}
.label{font:500 13px/1 'JetBrains Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--o)}
.light .label{color:var(--b)}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;background:var(--o);color:var(--g);font:600 16px/1 Inter,sans-serif;text-decoration:none;border:0;cursor:pointer;transition:transform .25s var(--ease),background .25s}
.btn:hover{background:#FF7340;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--a);box-shadow:inset 0 0 0 1.5px #3A3F47}
.btn-ghost:hover{background:var(--g3)}
.btn-dark{background:var(--g);color:var(--a)} .btn-dark:hover{background:#1E232B}
.btn-sm{min-height:42px;padding:0 18px;font-size:14.5px}

/* ---------- cabeçalho ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(13,15,18,.78);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.top.scrolled{border-bottom-color:var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand img{height:24px;width:auto}
.nav{display:flex;align-items:center;gap:30px;font-size:15px}
.nav a:not(.btn){text-decoration:none;color:var(--soft);transition:color .2s}
.nav a:not(.btn):hover{color:var(--a)}
.menu-btn{display:none;width:46px;height:46px;border:0;border-radius:12px;background:var(--g3);cursor:pointer;position:relative}
.menu-btn span{position:absolute;left:13px;right:13px;height:2px;background:var(--a);border-radius:2px;transition:transform .3s var(--ease),top .3s var(--ease)}
.menu-btn span:first-child{top:18px}.menu-btn span:last-child{top:26px}
.menu-btn[aria-expanded="true"] span:first-child{top:22px;transform:rotate(45deg)}
.menu-btn[aria-expanded="true"] span:last-child{top:22px;transform:rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding-top:clamp(56px,9vw,120px)}
.hero-in{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(32px,5vw,80px);align-items:center;padding-bottom:clamp(64px,8vw,110px)}
.hero h1{font-size:clamp(46px,7.6vw,104px);line-height:1.12}
.hero .lead{font-size:clamp(18px,1.6vw,21px);color:var(--soft);margin-top:30px;max-width:620px}
.hero .lead strong{color:var(--a)} .hero .lead strong.o{color:var(--o)}
.ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.hero-mark{justify-self:end;width:clamp(220px,25vw,350px)}
.zero{width:100%;height:auto;overflow:visible}
.zero .ring{fill:none;stroke:var(--a);stroke-width:12}
.zero .ko{stroke:var(--g);stroke-width:22;stroke-linecap:round}
.zero .cut{stroke:var(--o);stroke-width:9;stroke-linecap:round}
.js .zero .ring{stroke-dasharray:300;stroke-dashoffset:300;animation:draw 1.4s var(--ease) .2s forwards}
.js .zero .ko,.js .zero .cut{stroke-dasharray:112;stroke-dashoffset:112;animation:draw .9s var(--ease) 1.2s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:18px 0}
.band-in{display:flex;gap:56px;width:max-content;animation:slide 38s linear infinite}
.band span{font:500 14px/1 'JetBrains Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--n);white-space:nowrap;display:flex;align-items:center;gap:56px}
.band span::after{content:"";width:14px;height:3px;border-radius:2px;background:var(--o);transform:rotate(-58deg)}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- seções ---------- */
.sec{padding:clamp(80px,10vw,140px) 0}
.light{background:var(--a);color:var(--g)}
.sec:not(.light)+.sec:not(.light){padding-top:0}
.sec h2{margin-bottom:clamp(36px,5vw,64px)}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:var(--g2);border:1px solid var(--line);border-radius:24px;padding:32px 36px;min-width:0;transition:border-color .3s,transform .4s var(--ease)}
.card:hover{border-color:#3A3F47}
.light .card{background:#fff;border-color:#DDD5C9}
.light .card:hover{border-color:#C9BFB0}
.card p{color:#A9AFB8;margin-top:14px}
.light .card p{color:#4A4F57}
.ch{display:flex;align-items:baseline;gap:14px;min-width:0}
.ch.cc{align-items:center}
.num{font:500 14px/1 'JetBrains Mono',monospace;letter-spacing:.05em;color:var(--o);flex:none}
.light .num{color:var(--b)}
.ch h3{font:500 clamp(19px,1.9vw,25px)/1.25 Unbounded,sans-serif;letter-spacing:-.01em;white-space:nowrap;min-width:0}
.ch h3.wrap-ok{white-space:normal}
.closing{font-size:clamp(17px,1.5vw,20px);color:var(--soft);margin-top:40px}
.light .closing{color:#3A3F47}
.stat .big{font:700 clamp(46px,5vw,64px)/1.1 Unbounded,sans-serif;letter-spacing:-.025em;color:var(--o);margin:0}
.stat .src{margin-top:16px}
ul.ck{list-style:none;padding:0;margin-top:18px;display:grid;gap:10px}
ul.ck li{position:relative;padding-left:30px;color:var(--soft)}
ul.ck li::before{content:"";position:absolute;left:4px;top:.72em;width:15px;height:3px;border-radius:2px;background:var(--o);transform:rotate(-58deg)}

.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}
.step{border-top:3px solid var(--g);padding-top:26px;min-width:0}
.step.last{border-color:var(--o)}
.stepn{width:44px;height:44px;flex:none;border-radius:50%;background:var(--g);color:var(--a);display:grid;place-items:center;font:700 17px/1 Unbounded,sans-serif}
.step.last .stepn{background:var(--o);color:var(--g)}
.step p{margin-top:16px;color:#4A4F57}
.commit{display:flex;align-items:baseline;gap:32px;margin-top:48px}
.commit p{margin:0;flex:1;min-width:0;color:var(--g)!important;font-size:18px}

.about{display:grid;grid-template-columns:1.35fr .65fr;gap:56px;align-items:start}
.about-main>p{color:var(--soft);font-size:19px}
.founder{margin-top:40px;padding-top:32px;border-top:1px solid var(--line)}
.fname{font:700 clamp(24px,2.6vw,34px)/1.2 Unbounded,sans-serif;letter-spacing:-.02em}
.frole{font:500 14px/1 'JetBrains Mono',monospace;letter-spacing:.06em;color:var(--o);margin:12px 0 18px}
.founder p:last-child{color:var(--soft)}
.why{margin-top:120px}
.why p{font-size:20px;color:var(--a);margin-top:16px}

.cta{background:var(--o);color:var(--g);padding:clamp(72px,9vw,120px) 0;position:relative;overflow:hidden}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta h2{font-size:clamp(30px,4.4vw,58px);max-width:16ch;margin:0}

.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contact>div>p{color:var(--soft)}
.channels{list-style:none;padding:0;margin-top:36px;display:grid;gap:18px}
.channels a,.channels li.soon{display:flex;align-items:center;gap:18px;text-decoration:none}
.ico{width:56px;height:56px;flex:none;border-radius:16px;border:1.5px solid #2E343D;background:var(--g2);display:grid;place-items:center}
.ico svg{width:26px;height:26px;fill:none;stroke:var(--o);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.soon .ico{border-style:dashed;background:transparent} .soon .ico svg{stroke:var(--n)}
.lab{display:block;font:500 12.5px/1 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--n);margin-bottom:8px}
.val{display:block;font:500 20px/1.2 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase}
.soon .val{color:var(--n);font-weight:400}
.channels a:hover .val{color:var(--o)}

.form{display:grid;gap:18px;padding:36px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{display:block;font:500 12.5px/1 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--n);margin-bottom:10px}
.field input,.field textarea{width:100%;background:var(--g);border:1.5px solid #2E343D;border-radius:14px;color:var(--a);font:400 16px/1.5 Inter,sans-serif;padding:14px 16px;transition:border-color .2s}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--o)}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#E5484D}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.status{min-height:1.6em;font-size:15px;color:var(--soft)}
.status.ok{color:#5BD08A}.status.err{color:#FF8A8A}

.foot{border-top:1px solid var(--line);padding:56px 0 32px;color:var(--soft)}
.foot-in{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;align-items:start}
.foot-brand img{height:24px;width:auto}
.foot-brand p{margin-top:14px;font-weight:500;color:var(--a)}
.foot-nav{display:grid;gap:10px}
.foot-nav a{text-decoration:none;color:var(--soft)} .foot-nav a:hover{color:var(--o)}
.foot-ct{display:grid;gap:10px;font:500 14px/1.2 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase}
.foot-legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);font:400 12px/1.6 'JetBrains Mono',monospace;letter-spacing:.04em;color:var(--n)}

/* ---------- animação de entrada ---------- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  .js .zero .ring,.js .zero .ko,.js .zero .cut{animation:none;stroke-dashoffset:0}
  .band-in{animation:none}
  .btn:hover{transform:none}
}

/* ---------- responsivo ---------- */
@media (max-width:1080px){
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about,.contact{grid-template-columns:1fr}
  .why{margin-top:0}
}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav{position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--g);border-bottom:1px solid var(--line);padding:8px var(--pad) 24px;transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .25s,transform .25s var(--ease),visibility .25s}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .nav a:not(.btn){padding:16px 0;border-bottom:1px solid var(--line);font-size:17px}
  .nav .btn{margin-top:18px}
  .hero-in{grid-template-columns:1fr}
  .hero-mark{display:none}
  .foot-in{grid-template-columns:1fr}
}
@media (max-width:680px){
  .g2,.g3,.steps,.row2{grid-template-columns:1fr}
  .card{padding:26px 24px}
  .commit{flex-direction:column;gap:12px}
  .ctas .btn{width:100%}
  .cta .btn{width:100%}
}