/* ==========================================================
   UZINA LABS — identidade visual (Brand Book)
   Preto #0B0B0B · Off-white #F9F7F2 · Bronze #C9A063 · Grafite #2E2E2E
   Tipografia de apoio: Montserrat (300/400/500/600) via Google Fonts
   ========================================================== */


:root{
  --preto:#0B0B0B;
  --off:#F9F7F2;
  --bronze:#C9A063;
  --grafite:#2E2E2E;
  --bronze-escuro:#8A6630;          /* bronze para textos pequenos em fundo claro (contraste AA) */
  --bronze-grad:linear-gradient(100deg,#8f6a38 0%,#d8b67e 45%,#c9a063 60%,#9c763f 100%);
  --wrap:1240px;
  --gutter:6vw;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--preto);color:var(--off);font-family:Montserrat,"Helvetica Neue",Arial,sans-serif;font-weight:400;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
a:focus-visible,button:focus-visible{outline:2px solid var(--bronze);outline-offset:5px}
h1,h2,h3,p{margin:0}
.wrap{width:min(var(--wrap),100% - 2*var(--gutter));margin-inline:auto}
.skip{position:fixed;top:-100px;left:20px;z-index:50;background:var(--off);color:var(--preto);padding:14px 18px}
.skip:focus{top:14px}

/* ---------- Temas de seção (claro/escuro alternados, como no brand book) ---------- */
.dark{--bg:var(--preto);--fg:var(--off);--muted:#A9A49A;--line:rgba(249,247,242,.12);--accent:var(--bronze);background:var(--bg);color:var(--fg)}
.light{--bg:var(--off);--fg:var(--preto);--muted:#5C5850;--line:rgba(11,11,11,.12);--accent:var(--bronze-escuro);background:var(--bg);color:var(--fg)}

/* ---------- Logotipo ---------- */
.logo{display:inline-flex;flex-direction:column;align-items:center;color:var(--off);line-height:1}
.logo .wm{width:118px;height:19px;fill:currentColor}
.logo .labs{font-size:8.5px;font-weight:400;letter-spacing:1.12em;padding-left:1.12em;margin-top:7px}
.logo i{display:block;width:22px;height:2px;background:var(--bronze-grad);margin-top:7px}
.logo-lg .wm{width:170px;height:27px}
.logo-lg .labs{font-size:12px;margin-top:10px}
.logo-lg i{width:32px;margin-top:10px}

/* ---------- Marcador de seção: — 01 | ESSÊNCIA DA MARCA ---------- */
.marker{display:flex;align-items:center;gap:18px;font-size:11px;letter-spacing:.32em;text-transform:uppercase;margin-bottom:48px;color:var(--fg)}
.marker i{width:34px;height:1px;background:var(--bronze-grad)}
.marker b{font-weight:500;letter-spacing:.12em}
.marker span{padding-left:18px;border-left:1px solid var(--line);color:var(--muted)}
.marker.center{justify-content:center}

/* ---------- Tipografia ---------- */
h1{font-size:clamp(44px,6.1vw,94px);font-weight:500;line-height:1.04;letter-spacing:.035em;text-transform:uppercase}
h1 em,.dark h2 em,.footer-slogans em,.steps h3 span{font-style:normal;background:var(--bronze-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(31px,3.5vw,52px);font-weight:300;line-height:1.18;letter-spacing:-.01em}
h2 em{font-style:normal;font-weight:400;color:#9C7640}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:60px}
.section-heading>p{color:var(--muted);font-size:15px;line-height:1.75;max-width:330px}

/* ---------- Botões ---------- */
.button{display:inline-flex;align-items:center;gap:12px;font:600 12px/1 Montserrat,Arial,sans-serif;letter-spacing:.2em;text-transform:uppercase;color:var(--preto);background:var(--bronze-grad);background-size:160% 100%;background-position:0 0;padding:19px 28px;border:0;cursor:pointer;transition:background-position .4s,transform .2s}
.button:hover{background-position:100% 0;transform:translateY(-2px)}
.button.ghost{background:transparent;color:var(--fg);border:1px solid var(--bronze)}
.button.ghost:hover{background:var(--bronze);color:var(--preto)}
.link-arrow{font-size:12px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--fg);display:inline-flex;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line);transition:border-color .2s,gap .2s}
.link-arrow::after{content:"→";color:var(--bronze)}
.link-arrow:hover{border-color:var(--bronze);gap:14px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:30;background:rgba(11,11,11,0);transition:background .3s,box-shadow .3s}
.site-header.scrolled{background:rgba(11,11,11,.92);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(249,247,242,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 0;transition:padding .3s}
.site-header.scrolled .header-inner{padding:16px 0}
nav{display:flex;gap:38px;font-size:11px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:#B9B4AA}
nav a{position:relative;padding:6px 0;transition:color .2s}
nav a:hover,nav a.active{color:var(--off)}
nav a.active::after{content:"";position:absolute;left:0;right:.24em;bottom:-4px;height:1px;background:var(--bronze-grad)}
.header-cta{font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;padding:14px 20px;border:1px solid rgba(201,160,99,.55);transition:border-color .2s,background .2s,color .2s}
.header-cta:hover{border-color:var(--bronze);background:var(--bronze);color:var(--preto)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-top:40px}
.hero::before{content:"";position:absolute;inset:auto -10% -40% auto;width:60%;height:80%;background:radial-gradient(closest-side,rgba(201,160,99,.10),transparent);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:20px;min-height:600px}
.hero-copy{position:relative;z-index:2}
.hero .marker{margin-bottom:38px}
.slogan-pt{margin-top:26px;font-size:12px;letter-spacing:.42em;text-transform:uppercase;color:var(--muted)}
.intro{margin:30px 0 40px;max-width:430px;font-size:17px;font-weight:300;line-height:1.75;color:#CFCAC0}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:30px}
.hero-art{position:relative;margin-right:calc(-1 * var(--gutter));height:600px}
.hero-art img{width:100%;height:100%;object-fit:cover;-webkit-mask-image:linear-gradient(to right,transparent,#000 22%),linear-gradient(to bottom,transparent,#000 14%,#000 82%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 22%),linear-gradient(to bottom,transparent,#000 14%,#000 82%,transparent);mask-composite:intersect}
.hero-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:56px;padding:26px 0 30px;border-top:1px solid var(--line);font-size:10.5px;letter-spacing:.32em;text-transform:uppercase;color:#8E897F}
.hero-bottom .index{color:var(--bronze);letter-spacing:.15em}

/* ---------- Seções ---------- */
.section{padding:120px 0}
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:8%;align-items:start}
.body-copy p{font-size:16px;line-height:1.9;color:var(--muted);margin-bottom:20px;max-width:500px}
.body-copy strong{color:var(--fg);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:.92em}

/* Pilares da marca */
.pillars{list-style:none;padding:0;margin:80px 0 0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.pillars li{display:flex;gap:18px;align-items:flex-start;padding:34px 26px 0 0}
.pillars li+li{padding-left:26px;border-left:1px solid var(--line)}
.ico{flex:none;width:52px;height:52px;display:grid;place-items:center;background:#EFE8DB}
.ico svg{width:24px;height:24px;fill:none;stroke:#9C7640;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}
.pillars h3{font-size:12px;font-weight:600;letter-spacing:.3em;text-transform:uppercase;margin:4px 0 10px}
.pillars p{font-size:14px;line-height:1.6;color:var(--muted)}

/* Método */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.steps li{padding:36px 36px 0 0}
.steps li+li{padding-left:36px;border-left:1px solid var(--line)}
.step-n{font-size:12px;letter-spacing:.2em;color:var(--bronze)}
.steps h3{font-size:30px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;margin:44px 0 8px}
.step-pt{font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:#8E897F;margin-bottom:30px}
.step-lead{font-size:17px;font-weight:500;margin-bottom:14px}
.steps p:not(.step-pt):not(.step-lead){font-size:15px;line-height:1.85;color:var(--muted);max-width:320px}

/* Produtos (cartões escuros sobre off-white) */
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.product{display:flex;flex-direction:column;align-items:flex-start;background:var(--preto);color:var(--off);padding:40px;min-height:420px;border:1px solid transparent;transition:border-color .25s,transform .25s}
.product:hover{border-color:var(--bronze);transform:translateY(-3px)}
.product-meta{align-self:stretch;display:flex;justify-content:space-between;gap:12px;font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:#A9A49A}
.product-name{font-size:64px;font-weight:600;letter-spacing:-.05em;line-height:1.1;margin:48px 0 30px}
.ava .product-name{color:#CEEADD}
.ava .product-name span{font-size:10px;margin-left:6px;color:#9AB6A9;vertical-align:baseline}
.simule .product-name{font-size:44px;letter-spacing:-.04em}
.simule .product-name span{color:var(--bronze)}
.product-tagline{font-size:19px;font-weight:500;margin-bottom:14px}
.product p:not(.product-tagline){font-size:15px;line-height:1.75;color:#A9A49A;max-width:430px}
.tags{list-style:none;padding:0;margin:28px 0 auto;display:flex;flex-wrap:wrap;gap:8px}
.tags li{font-size:10px;letter-spacing:.2em;text-transform:uppercase;padding:8px 11px;border:1px solid rgba(249,247,242,.14);color:#BDB8AE}
.product-link{display:inline-flex;gap:10px;margin-top:34px;font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--bronze);border-bottom:1px solid rgba(201,160,99,.4);padding-bottom:6px;transition:border-color .2s,gap .2s}
.product-link:hover{border-color:var(--bronze);gap:14px}

/* Fechamento */
.closing{text-align:center;position:relative;overflow:hidden}
.closing::before{content:"";position:absolute;left:50%;top:50%;width:900px;height:500px;transform:translate(-50%,-50%);background:radial-gradient(closest-side,rgba(201,160,99,.09),transparent);pointer-events:none}
.closing .wrap{position:relative}
.closing h2{font-size:clamp(34px,4.6vw,68px)}
.closing p:not(.marker){color:var(--muted);font-size:16px;line-height:1.85;margin:28px 0 40px}

/* Contato */
.contact h2{margin-bottom:44px}
.channels{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.channels li{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
.channels span{font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted)}
.channels a{font-size:15px;text-align:right;overflow-wrap:anywhere;transition:color .2s}
.channels a:hover{color:var(--bronze-escuro)}
.contact-form{display:flex;flex-direction:column;gap:22px;background:#fff;border:1px solid #E6E0D4;padding:40px}
.form-intro{font-size:14px;line-height:1.7;color:var(--muted)}
.contact-form label{display:flex;flex-direction:column;gap:9px}
.contact-form label>span{font-size:10.5px;font-weight:500;letter-spacing:.26em;text-transform:uppercase}
.contact-form small{font-size:inherit;letter-spacing:.1em;text-transform:none;color:var(--muted);font-weight:400}
.contact-form input,.contact-form textarea{font:inherit;font-size:16px;color:var(--preto);background:var(--off);border:1px solid #DDD6C8;border-radius:0;padding:14px 15px;resize:vertical;transition:border-color .2s}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--bronze)}
.contact-form .button{align-self:flex-start}
.form-error{color:#A4402A;font-size:13px}

/* Rodapé */
footer{border-top:1px solid rgba(249,247,242,.08)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:56px 0}
.footer-slogans{text-align:center;font-size:11px;letter-spacing:.38em;text-transform:uppercase;line-height:2.2}
.footer-slogans p+p{color:#8E897F}
.copy{font-size:11px;letter-spacing:.14em;color:#8E897F}

/* ---------- Header + nav interações ---------- */
.js-reveal .reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.js-reveal .reveal.in{opacity:1;transform:none}
.steps li.reveal:nth-child(2),.pillars li.reveal:nth-child(2),.product-grid .reveal:nth-child(2){transition-delay:.1s}
.steps li.reveal:nth-child(3),.pillars li.reveal:nth-child(3){transition-delay:.2s}
.pillars li.reveal:nth-child(4){transition-delay:.3s}

/* ---------- Responsivo ---------- */
@media (max-width:1080px){
  nav{gap:26px}
  .pillars{grid-template-columns:1fr 1fr;row-gap:0}
  .pillars li,.pillars li+li{padding:30px 22px 30px 0;border-left:0}
  .pillars li:nth-child(even){padding-left:22px;border-left:1px solid var(--line)}
  .pillars li:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:900px){
  .header-cta{display:none}
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-art{order:-1;height:340px;margin:0 calc(-1 * var(--gutter)) -60px}
  .hero-art img{object-position:50% 62%;-webkit-mask-image:linear-gradient(to bottom,transparent,#000 15%,#000 60%,transparent);mask-image:linear-gradient(to bottom,transparent,#000 15%,#000 60%,transparent)}
  .hero-bottom span:nth-child(2){display:none}
  .section{padding:90px 0}
  .split{grid-template-columns:1fr;gap:36px}
  .steps{grid-template-columns:1fr}
  .steps li,.steps li+li{padding:32px 0;border-left:0;border-bottom:1px solid var(--line)}
  .steps li:last-child{border-bottom:0;padding-bottom:0}
  .steps h3{margin-top:22px}
  .step-pt{margin-bottom:20px}
  .steps p:not(.step-pt):not(.step-lead){max-width:none}
  .product-grid{grid-template-columns:1fr}
  .footer-inner{flex-direction:column;text-align:center}
}
@media (max-width:760px){
  html{scroll-padding-top:120px}
  .header-inner{flex-wrap:wrap;row-gap:14px;padding:20px 0}
  .site-header.scrolled .header-inner{padding:14px 0}
  nav{width:100%;justify-content:space-between;gap:10px;font-size:10px;letter-spacing:.18em;border-top:1px solid rgba(249,247,242,.08);padding-top:12px}
  .section-heading{display:block;margin-bottom:40px}
  .section-heading>p{margin-top:22px;max-width:none}
}
@media (max-width:560px){
  :root{--gutter:22px}
  .hero{padding-top:10px}
  .hero-art{height:260px;margin-bottom:-40px}
  .hero .marker{margin-bottom:28px}
  .marker{gap:12px;font-size:10px;letter-spacing:.26em;margin-bottom:36px}
  .marker i{width:22px}
  .marker span{padding-left:12px}
  h1{font-size:clamp(40px,12vw,56px)}
  .slogan-pt{font-size:10.5px;letter-spacing:.3em}
  .intro{font-size:16px;margin:24px 0 32px}
  .actions{gap:22px}
  .button{padding:18px 22px;letter-spacing:.16em}
  .hero-bottom{margin-top:44px;font-size:9.5px;letter-spacing:.24em}
  .section{padding:72px 0}
  h2{font-size:30px}
  .pillars{grid-template-columns:1fr;margin-top:56px}
  .pillars li,.pillars li+li,.pillars li:nth-child(even){padding:24px 0;border-left:0;border-top:1px solid var(--line)}
  .pillars li:first-child{border-top:0}
  .product{padding:28px;min-height:0}
  .product-name{font-size:56px;margin:36px 0 24px}
  .simule .product-name{font-size:40px}
  .closing h2{font-size:32px}
  .channels li{flex-direction:column;gap:6px}
  .channels a{text-align:left}
  .contact-form{padding:26px}
  .footer-slogans{font-size:9.5px;letter-spacing:.28em}
}
@media (max-width:360px){nav{font-size:9px;letter-spacing:.12em}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}.js-reveal .reveal{opacity:1;transform:none}}