:root{
  --ink:#0b1210;--panel:#0e1613;--paper:#f3f5f1;--paper2:#e7ebe4;
  --sci:#17b579;--sci-dim:#0f8c5c;--sci-glow:rgba(23,181,121,.35);
  --line:rgba(11,18,16,.14);--line-dark:rgba(243,245,241,.16);
  --mono:'JetBrains Mono',ui-monospace,monospace;--cond:'Space Grotesk',system-ui,sans-serif;--sans:'Inter',system-ui,sans-serif;
  --r:3px;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font:400 1rem/1.6 var(--sans);color:var(--ink);background:var(--paper);background-image:
  linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--sci);outline-offset:2px}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:#fff;padding:.6rem 1rem;z-index:99}
h1,h2,h3{font-family:var(--cond);font-weight:600;line-height:1.02;letter-spacing:-.01em;text-wrap:balance;text-transform:uppercase}
.wrap{width:min(1320px,100% - 2.5rem);margin-inline:auto}
.tag{font:600 .72rem/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--sci-dim);display:inline-flex;align-items:center;gap:.5rem}
.tag::before{content:"";width:7px;height:7px;background:var(--sci);display:inline-block;box-shadow:0 0 0 3px var(--sci-glow)}
.idx{font:600 .72rem var(--mono);color:var(--sci-dim);letter-spacing:.08em}
code,.mono{font-family:var(--mono)}

.ruler{display:flex;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:600 .68rem var(--mono);color:#4a564e;letter-spacing:.06em}
.ruler span{flex:1;padding:.5rem 0 .5rem 1rem;border-left:1px solid var(--line)}
.ruler span:first-child{border-left:0}

header.nav{position:fixed;inset:0 0 auto 0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line);transition:box-shadow .3s}
header.nav.on{box-shadow:0 10px 30px -18px rgba(11,18,16,.4)}
.nav .bar{display:flex;align-items:center;justify-content:space-between;padding:.9rem 0}
.brand{display:flex;align-items:center;gap:.65rem;text-decoration:none;font:700 1.05rem var(--cond);text-transform:uppercase;letter-spacing:.01em}
.brand .dot{width:10px;height:10px;background:var(--sci);flex:none}
.nav nav{display:flex;gap:2rem;align-items:center}
.nav nav a{text-decoration:none;font:600 .78rem var(--mono);letter-spacing:.06em;text-transform:uppercase;position:relative;color:#333}
.nav nav a::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:2px;background:var(--sci);transform:scaleX(0);transition:transform .3s}
.nav nav a:hover::after,.nav nav a.act::after{transform:scaleX(1)}
.burger{display:none;background:none;border:1px solid var(--ink);padding:.6rem .9rem;font:600 .75rem var(--mono);text-transform:uppercase;min-height:44px}
.btn{display:inline-flex;align-items:center;gap:.6rem;background:var(--ink);color:var(--paper);text-decoration:none;font:600 .82rem var(--mono);text-transform:uppercase;letter-spacing:.04em;padding:.95rem 1.4rem;border:0;cursor:pointer;min-height:44px;position:relative;overflow:hidden}
.btn::before{content:"";position:absolute;inset:0;background:var(--sci);transform:translateX(-101%);transition:transform .35s cubic-bezier(.65,0,.35,1)}
.btn:hover::before{transform:translateX(0)}
.btn span{position:relative;z-index:1;display:flex;align-items:center;gap:.5rem}
.btn.ghost{background:none;color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
.btn.ghost::before{background:var(--ink)}.btn.ghost:hover{color:var(--paper)}
.btn.on-dark{background:var(--sci);color:var(--ink)}.btn.on-dark::before{background:var(--paper)}

.hero{min-height:100svh;padding-top:5.2rem;display:grid;grid-template-rows:auto 1fr auto;position:relative}
.hero .top{padding:2.4rem 0 0}
.hero .claim{display:grid;grid-template-columns:7fr 5fr;gap:3rem;align-items:center;padding:1rem 0 3rem}
.hero h1{font-size:clamp(3rem,7.4vw,6.4rem);color:var(--ink)}
.hero h1 b{color:var(--sci-dim);font-weight:600}
.hero .side{border-left:1px solid var(--line);padding-left:2rem;display:flex;flex-direction:column;gap:1.6rem;align-self:stretch;justify-content:center}
.hero .side p{max-width:36ch;font-size:1.05rem}
.hero .cta{display:flex;gap:.9rem;flex-wrap:wrap}
.hero .specimen{position:relative;border:1px solid var(--line)}
.hero .specimen img{width:100%;height:420px;object-fit:cover;object-position:50% 20%;filter:grayscale(1) contrast(1.05)}
.hero .specimen .frame{position:absolute;inset:0;pointer-events:none}
.hero .specimen .frame i{position:absolute;width:14px;height:14px;border:1.5px solid var(--sci)}
.hero .specimen .frame i:nth-child(1){top:-1px;left:-1px;border-right:0;border-bottom:0}
.hero .specimen .frame i:nth-child(2){top:-1px;right:-1px;border-left:0;border-bottom:0}
.hero .specimen .frame i:nth-child(3){bottom:-1px;left:-1px;border-right:0;border-top:0}
.hero .specimen .frame i:nth-child(4){bottom:-1px;right:-1px;border-left:0;border-top:0}
.hero .specimen figcaption{font:600 .68rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:#4a564e;padding:.6rem 0 0;display:flex;justify-content:space-between}
.hero .readout{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.hero .readout div{padding:1.3rem 1.6rem;border-left:1px solid var(--line)}
.hero .readout div:first-child{border-left:0}
.hero .readout b{display:block;font:700 2.1rem var(--cond);color:var(--ink);font-variant-numeric:tabular-nums;white-space:nowrap}
.hero .readout span{font:600 .68rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:#4a564e}

section{padding:6rem 0;position:relative}
.sec-head{display:grid;grid-template-columns:2fr 3fr;gap:3rem;align-items:end;margin-bottom:3.2rem;padding-bottom:1.6rem;border-bottom:1px solid var(--ink)}
.sec-head h2{font-size:clamp(2.1rem,4.4vw,3.6rem)}
.sec-head p{max-width:46ch;font-size:1.02rem}

.protocolo{display:grid;grid-template-columns:5fr 7fr;gap:0;border:1px solid var(--line)}
.protocolo .ph{position:relative;border-right:1px solid var(--line);overflow:hidden;aspect-ratio:4/5}
.protocolo .ph img{width:100%;height:112%;object-fit:cover;filter:grayscale(1) contrast(1.08)}
.protocolo .data{padding:2.6rem}
.protocolo dl{display:grid;grid-template-columns:1fr 2fr;gap:1rem 1.4rem;margin:1.8rem 0 0;font-size:.95rem}
.protocolo dt{font:600 .7rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--sci-dim);padding-top:.1rem}
.protocolo dd{border-bottom:1px dashed var(--line);padding-bottom:.8rem}
.protocolo p.lead{font-size:1.1rem;max-width:52ch}

.ficha{border-top:1px solid var(--ink)}
.linha{border-bottom:1px solid var(--line);display:grid;grid-template-columns:90px 1fr auto;align-items:start;gap:1.6rem;padding:1.8rem 0;cursor:pointer}
.linha .idx{padding-top:.3rem}
.linha h3{font-size:1.5rem;margin-bottom:.6rem;display:flex;align-items:center;gap:.8rem;text-transform:none;font-weight:700}
.linha .tagmini{font:600 .64rem var(--mono);letter-spacing:.08em;text-transform:uppercase;background:var(--ink);color:var(--paper);padding:.25rem .5rem}
.linha .body{max-height:0;overflow:hidden;transition:max-height .5s cubic-bezier(.2,.7,.2,1)}
.linha.open .body{max-height:420px}
.linha .body-in{display:grid;grid-template-columns:1.2fr 1fr;gap:2rem;padding-top:1.2rem}
.linha ul{padding-left:1.1rem;font-size:.92rem}
.linha ul li{margin-bottom:.4rem}
.linha .plus{width:28px;height:28px;border:1px solid var(--ink);position:relative;flex:none;transition:transform .35s,background .3s}
.linha .plus::before,.linha .plus::after{content:"";position:absolute;background:var(--ink);transition:background .3s}
.linha .plus::before{inset:13px 6px}
.linha .plus::after{inset:6px 13px}
.linha.open .plus{transform:rotate(45deg);background:var(--sci);border-color:var(--sci)}
.linha.open .plus::before,.linha.open .plus::after{background:var(--ink)}
.linha:hover h3{color:var(--sci-dim)}

.rota{position:relative;padding-left:2.4rem;border-left:1px solid var(--line)}
.rota .pt{position:relative;padding:0 0 3rem 2rem}
.rota .pt::before{content:"";position:absolute;left:-2.52rem;top:.2rem;width:10px;height:10px;background:var(--paper);border:2px solid var(--sci)}
.rota .pt .idx{display:block;margin-bottom:.4rem}
.rota .pt h3{font-size:1.3rem;margin-bottom:.4rem;text-transform:none}
.rota .pt p{max-width:46ch;font-size:.95rem}
.rota .fill{position:absolute;left:-1px;top:0;width:2px;background:var(--sci);height:0;transition:height .1s linear}

.rev{background:var(--panel);color:var(--paper)}
.rev .sec-head{border-bottom-color:var(--line-dark)}
.rev .sec-head p{color:#9db3a7}
.console{border:1px solid var(--line-dark);font-family:var(--mono)}
.console .bar{display:flex;gap:.5rem;padding:.7rem 1rem;border-bottom:1px solid var(--line-dark)}
.console .bar i{width:9px;height:9px;border-radius:50%;background:#3a463f}
.console .bar i:first-child{background:var(--sci)}
.console .row{display:grid;grid-template-columns:140px 70px 1fr 110px;gap:1.2rem;padding:1.1rem 1.4rem;border-bottom:1px solid var(--line-dark);font-size:.86rem;align-items:start}
.console .row:last-child{border-bottom:0}
.console .stars{color:var(--sci);letter-spacing:.14em}
.console .user{color:#9db3a7}
.console .q{color:#eef3ef;font-family:var(--sans);line-height:1.55}
.console .t{color:#6c8277;text-align:right}

.posts{border-top:1px solid var(--ink)}
.post{text-decoration:none;display:grid;grid-template-columns:90px 1fr auto;gap:1.6rem;align-items:center;padding:1.6rem 0;border-bottom:1px solid var(--line);color:var(--ink)}
.post:hover{background:linear-gradient(90deg,var(--sci-glow),transparent)}
.post h3{font-size:1.3rem;text-transform:none;font-weight:700;margin-bottom:.3rem}
.post p{font-size:.92rem;color:#3a443d;max-width:60ch}
.post .go{font:600 .7rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--sci-dim);white-space:nowrap}

.contato{border:1px solid var(--line)}
.contato-grid{display:grid;grid-template-columns:1fr 1fr}
.contato .info{padding:2.6rem;border-right:1px solid var(--line)}
.contato .info dl{display:grid;gap:1.4rem;margin-top:1.8rem}
.contato .info dt{font:600 .68rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--sci-dim)}
.contato .info dd a{text-decoration-color:var(--sci)}
form{padding:2.6rem;display:grid;gap:1.1rem}
label{font:600 .7rem var(--mono);text-transform:uppercase;letter-spacing:.06em;display:grid;gap:.5rem}
input,select,textarea{font:1rem/1.4 var(--sans);padding:.85rem 1rem;border:1px solid var(--ink);border-radius:0;background:var(--paper);color:var(--ink);min-height:44px}
.note{font-size:.8rem;color:#4a564e;font-family:var(--mono)}

footer{background:var(--ink);color:var(--paper);padding:2.6rem 0;font-size:.85rem}
footer .wrap{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-end}
footer a{text-decoration-color:var(--sci)}
footer .legal{color:#7c8d82;max-width:60ch;font-family:var(--mono);font-size:.75rem;margin-top:.5rem}

.rv{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.js .rv{opacity:0;transform:translateY(28px)}
.js .rv.in{opacity:1;transform:none}
.rv.in{opacity:1;transform:none}

.art{padding-top:7.5rem;max-width:760px;margin-inline:auto;width:calc(100% - 2.5rem)}
.art h1{font-size:clamp(2.2rem,5.6vw,3.6rem);text-transform:none}
.art .by{font:600 .72rem var(--mono);color:var(--sci-dim);text-transform:uppercase;letter-spacing:.06em;margin:1.3rem 0 2.4rem;padding-bottom:1.4rem;border-bottom:1px solid var(--line)}
.art h2{font-size:1.7rem;margin:2.6rem 0 1rem;text-transform:none}
.art p,.art li{margin-bottom:1.1rem;max-width:68ch;font-size:1.03rem}
.art ul{padding-left:1.2rem}
.art blockquote{border-left:3px solid var(--sci);background:var(--paper2);padding:1.2rem 1.5rem;margin:2rem 0;font-style:italic}
.art .endcta{margin:3.2rem 0;padding:2.2rem;background:var(--ink);color:var(--paper)}
.art .endcta h2{margin:0 0 .8rem;font-size:1.6rem;text-transform:none}
.more{padding:2.5rem 0 6rem}

@media(max-width:980px){
  section{padding:4rem 0}
  .hero .claim{grid-template-columns:1fr;gap:1.8rem}.hero .side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:1.4rem}
  .hero .readout{grid-template-columns:repeat(2,1fr)}
  .sec-head{grid-template-columns:1fr;gap:1rem}
  .protocolo{grid-template-columns:1fr}.protocolo .ph{border-right:0;border-bottom:1px solid var(--line);aspect-ratio:16/10}
  .linha{grid-template-columns:50px 1fr auto}
  .linha .body-in{grid-template-columns:1fr}
  .console .row{grid-template-columns:1fr;gap:.3rem}
  .console .t{text-align:left}
  .contato-grid{grid-template-columns:1fr}.contato .info{border-right:0;border-bottom:1px solid var(--line)}
  .burger{display:block}
  .nav nav{position:fixed;inset:0 0 auto 0;background:var(--paper);flex-direction:column;align-items:flex-start;padding:5.5rem 1.5rem 2rem;gap:1.2rem;transform:translateY(-110%);transition:transform .35s;border-bottom:1px solid var(--ink)}
  .nav nav.open{transform:none}
  .post{grid-template-columns:40px 1fr}
  .post .go{display:none}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.rv{opacity:1!important;transform:none!important}}