/* ARVOSS — Landing Page
   Paleta: Serra #1E3430 · Serra 2 #26403A · Terra #3D352B
           Lima #C6FF00 · Areia #EEEEDF · Marrom #835D49 */

:root{
  --serra:#1E3430;
  --serra-2:#26403A;
  --terra:#3D352B;
  --lima:#C6FF00;
  --lima-2:#d6ff40;
  --areia:#EEEEDF;
  --marrom:#835D49;
  --wa:#25D366;
  --wa-2:#2ee673;
  --ease:cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--serra);
  color:var(--areia);
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:var(--lima);text-decoration:none}
a:hover{color:var(--marrom)}
::selection{background:var(--lima);color:var(--serra)}
.serif{font-family:'Newsreader',Georgia,serif}

/* ---------- Layout ---------- */
.container{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.container--manifesto{max-width:1000px}
.container--narrow{max-width:820px}
.container--cta{max-width:860px}
.section{padding-top:clamp(64px,8vw,120px);padding-bottom:clamp(64px,8vw,120px)}
.section--band{padding-top:clamp(36px,5vw,56px);padding-bottom:clamp(36px,5vw,56px)}
.section--sm{padding-top:clamp(64px,8vw,110px);padding-bottom:clamp(64px,8vw,110px)}
.section--cta{padding-top:clamp(72px,9vw,130px);padding-bottom:clamp(72px,9vw,130px)}
.section--manifesto{padding-top:clamp(72px,10vw,140px);padding-bottom:clamp(72px,10vw,140px)}

/* Section background layers */
.tex{position:relative;overflow:hidden}
.sec-bg{position:absolute;inset:0;background-size:cover;background-position:center;pointer-events:none}
.sec-veil{position:absolute;inset:0;pointer-events:none}
.watermark{position:absolute;height:auto;opacity:.08;pointer-events:none}

/* ---------- Buttons ---------- */
.btn{display:inline-block;font-weight:700;font-size:17px;padding:16px 32px;border-radius:6px;border:none;cursor:pointer;font-family:inherit;transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn-primary{background:var(--lima);color:var(--serra)}
.btn-primary:hover{background:var(--lima-2);color:var(--serra)}
.btn-outline{background:transparent;border:1px solid rgba(238,238,223,.28);color:var(--areia);font-weight:600;padding:15px 30px}
.btn-outline:hover{border-color:var(--lima);color:var(--lima)}
.btn-sm{font-size:16px;padding:14px 28px}

/* muted links (nav + footer) */
.lnk{color:var(--areia)}
.lnk:hover{color:var(--lima)}

/* ---------- Eyebrow ---------- */
.eyebrow{display:flex;align-items:center;gap:9px;margin-bottom:2px}
.eyebrow--center{display:inline-flex}
.eyebrow img{width:20px;height:20px;flex:none}
.eyebrow span{font-family:'Newsreader',serif;font-style:italic;font-size:19px;color:var(--lima)}

.h2{font-weight:800;font-size:clamp(30px,4.6vw,52px);line-height:1.05;letter-spacing:-0.03em;color:var(--areia);margin-top:12px;text-wrap:balance}
.h2--sm{font-size:clamp(28px,4.2vw,46px)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(30,52,48,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(238,238,223,.08)}
.header-inner{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.logo{display:flex;align-items:center}
.logo img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.nav a{font-weight:500;font-size:15px;opacity:.85}
.nav a:hover{opacity:1}
.nav .btn-nav{background:var(--lima);color:var(--serra);font-weight:700;font-size:15px;padding:11px 22px;border-radius:6px;opacity:1}
.nav .btn-nav:hover{background:var(--lima-2);color:var(--serra)}

/* ---------- Hero ---------- */
.hero{position:relative}
.hero__bg{position:absolute;inset:0;z-index:0;background:url(../assets/foto-carregamento-1.jpg) center/cover}
.hero__veil{position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,rgba(30,52,48,.86) 0%,rgba(30,52,48,.9) 40%,var(--serra) 100%);pointer-events:none}
.hero__inner{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:clamp(72px,11vw,150px) 24px clamp(56px,8vw,110px)}
.hero__copy{max-width:820px}
.hero-pill{display:inline-flex;align-items:center;gap:10px;margin-bottom:22px;padding:7px 14px 7px 10px;border:1px solid rgba(198,255,0,.35);border-radius:100px}
.hero-pill img{width:20px;height:20px;flex:none}
.hero-pill span{font-family:'Newsreader',serif;font-style:italic;font-size:16px;color:var(--lima)}
.hero__title{font-weight:800;font-size:clamp(38px,6.2vw,72px);line-height:1.02;letter-spacing:-0.03em;color:var(--areia);margin-bottom:24px;text-wrap:balance}
.hero__sub{font-size:clamp(17px,2.1vw,21px);line-height:1.5;color:rgba(238,238,223,.78);max-width:640px;margin-bottom:36px;text-wrap:pretty}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero__badges{display:flex;gap:22px;flex-wrap:wrap;margin-top:38px;font-size:14px;color:rgba(238,238,223,.62)}

/* ---------- Credibility band ---------- */
.band{background:var(--terra);border-top:1px solid rgba(238,238,223,.06);border-bottom:1px solid rgba(238,238,223,.06)}
.band .watermark{left:-70px;top:50%;transform:translateY(-50%);width:300px;opacity:.05}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:28px}
.stat__num{font-weight:800;font-size:clamp(30px,4vw,44px);color:var(--lima);letter-spacing:-0.02em}
.stat__label{font-size:14px;color:rgba(238,238,223,.7);margin-top:4px}

/* ---------- Section head (products) ---------- */
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.link-inline{color:var(--lima);font-weight:600;font-size:16px;white-space:nowrap}
.link-inline:hover{color:var(--marrom)}

/* ---------- Products ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.prod-card{display:flex;flex-direction:column;background:var(--serra-2);border:1px solid rgba(238,238,223,.08);border-radius:14px;overflow:hidden;transition:border-color .2s var(--ease)}
.prod-card:hover{border-color:rgba(198,255,0,.5)}
.prod-card__media{aspect-ratio:16/11;min-height:150px;overflow:hidden}
.prod-card__media img{width:100%;height:100%;object-fit:cover}
.prod-card__body{padding:20px;display:flex;flex-direction:column;flex:1}
.prod-card__body h3{font-weight:700;font-size:19px;color:var(--areia)}
.prod-card__body p{font-size:14px;color:rgba(238,238,223,.7);margin-top:8px;text-wrap:pretty}
.prod-link{margin-top:auto;padding-top:16px;color:var(--lima);font-weight:600;font-size:14px}
.prod-link:hover{color:var(--marrom)}
/* feature card */
.prod-card--feature{grid-column:span 2;min-width:260px;background:var(--terra);border:1px solid var(--lima)}
.prod-card--feature .prod-card__media{position:relative;aspect-ratio:16/10;min-height:200px}
.prod-card--feature .prod-card__media img{width:100%;height:100%;object-fit:cover}
.prod-card--feature .prod-card__media .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(61,53,43,0) 40%,rgba(61,53,43,.85) 100%);pointer-events:none}
.prod-card--feature .prod-card__body{padding:26px}
.prod-card--feature h3{font-weight:800;font-size:26px;letter-spacing:-0.02em}
.prod-card--feature p{font-size:16px;color:rgba(238,238,223,.75);margin-top:10px}
.prod-card--feature .prod-link{font-size:15px;padding-top:20px}
.badge{position:absolute;top:16px;left:16px;background:var(--lima);color:var(--serra);font-weight:700;font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:6px 12px;border-radius:5px}

/* ---------- Manifesto ---------- */
.manifesto{background:var(--terra)}
.manifesto .sec-bg{background-image:url(../assets/tex-borda-azul.jpg);opacity:.16}
.manifesto .sec-veil{background:linear-gradient(180deg,rgba(61,53,43,.82),rgba(30,52,48,.9))}
.manifesto .watermark{right:-140px;top:50%;transform:translateY(-50%);width:560px;opacity:.08}
.manifesto .container{text-align:center}
.manifesto__line{font-family:'Newsreader',serif;font-weight:500;font-size:clamp(30px,5.2vw,60px);line-height:1.1;letter-spacing:-0.01em;color:var(--areia);text-wrap:balance}
.manifesto__sub{font-family:'Newsreader',serif;font-style:italic;font-size:clamp(15px,2vw,20px);color:var(--marrom);margin-top:18px}

/* ---------- Orçamento ---------- */
.orcamento{background:var(--serra)}
.orcamento .sec-bg{background-image:url(../assets/padrao-arvoss.jpg);opacity:.06}
.orcamento .sec-veil{background:linear-gradient(180deg,rgba(30,52,48,.72),var(--serra))}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(28px,5vw,56px);align-items:start}
.grid-2--center{align-items:center}
.lead{font-size:17px;color:rgba(238,238,223,.75);margin-top:16px;max-width:440px;text-wrap:pretty}
.check-list{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-direction:column;gap:14px}
.check-list li{display:flex;align-items:center;gap:12px;font-size:15px;color:rgba(238,238,223,.85)}
.check-list svg{flex:none}
.wa-card{margin-top:32px;display:flex;align-items:center;gap:16px;background:rgba(37,211,102,.08);border:1px solid rgba(37,211,102,.35);border-radius:14px;padding:18px 20px;flex-wrap:wrap}
.wa-card__icon{width:46px;height:46px;flex:none;border-radius:50%;background:var(--wa);display:flex;align-items:center;justify-content:center}
.wa-card__text{flex:1;min-width:150px}
.wa-card__text strong{display:block;font-weight:700;font-size:16px;color:var(--areia)}
.wa-card__text span{font-size:14px;color:rgba(238,238,223,.7)}
.wa-card__btn{background:var(--wa);color:#0b3d20;font-weight:700;font-size:15px;padding:11px 20px;border-radius:6px;white-space:nowrap}
.wa-card__btn:hover{background:var(--wa-2);color:#0b3d20}

/* Form */
.form{background:var(--serra-2);border:1px solid rgba(238,238,223,.1);border-radius:16px;padding:clamp(24px,3vw,36px);display:grid;gap:16px}
.form-head{display:flex;align-items:center;gap:10px;padding-bottom:14px;border-bottom:1px solid rgba(238,238,223,.1)}
.form-head img{width:22px;height:22px;flex:none}
.form-head strong{font-weight:700;font-size:15px;color:var(--areia)}
.form-head .note{margin-left:auto;font-family:'Newsreader',serif;font-style:italic;font-size:14px;color:rgba(238,238,223,.6)}
.field{display:grid;gap:6px;min-width:0}
.field label{font-size:13px;font-weight:600;color:rgba(238,238,223,.8)}
.field label.opt{color:rgba(238,238,223,.55)}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}
.inp{background:var(--serra);border:1px solid rgba(238,238,223,.18);border-radius:8px;padding:13px 14px;color:var(--areia);font-size:16px;font-family:inherit;outline:none;width:100%;min-width:0}
.inp:focus{border-color:var(--lima)}
textarea.inp{resize:vertical}
.btn-submit{background:var(--lima);color:var(--serra);font-weight:700;font-size:17px;padding:16px;border:none;border-radius:8px;cursor:pointer;font-family:inherit;transition:background .2s var(--ease)}
.btn-submit:hover{background:var(--lima-2)}
.form-note{font-size:12px;color:rgba(238,238,223,.5);text-align:center}

/* ---------- Diferenciais ---------- */
.diferenciais{background:var(--serra-2)}
.diferenciais .sec-bg{background-image:url(../assets/obra-forma.jpg);opacity:.12}
.diferenciais .sec-veil{background:linear-gradient(180deg,var(--serra-2) 0%,rgba(38,64,58,.86) 60%,var(--serra-2) 100%)}
.diff-head{margin-bottom:48px}
.diff-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.diff-card{background:rgba(30,52,48,.62);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border:1px solid rgba(238,238,223,.1);border-radius:14px;padding:30px}
.diff-card__num{font-family:'Newsreader',serif;font-size:34px;color:var(--lima);margin-bottom:16px}
.diff-card h3{font-weight:700;font-size:20px;color:var(--areia)}
.diff-card p{font-size:15px;color:rgba(238,238,223,.7);margin-top:8px;text-wrap:pretty}

/* ---------- Processo ---------- */
.processo{background:var(--serra)}
.processo .sec-bg{background-image:url(../assets/foto-carregamento-2.jpg);opacity:.1}
.processo .sec-veil{background:linear-gradient(180deg,var(--serra),rgba(30,52,48,.82) 55%,var(--serra))}
.proc-head{margin-bottom:48px;max-width:680px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px}
.step{padding-top:24px;border-top:2px solid var(--marrom)}
.step--last{border-top-color:var(--lima)}
.step__k{font-family:'Newsreader',serif;font-size:15px;color:var(--lima);font-weight:600;margin-bottom:8px}
.step h3{font-weight:700;font-size:18px;color:var(--areia)}
.step p{font-size:14px;color:rgba(238,238,223,.65);margin-top:6px}

/* ---------- Localização ---------- */
.local{background:var(--terra)}
.local .sec-bg{background-image:url(../assets/foto-obra-canteiro.jpg);opacity:.14}
.local .sec-veil{background:linear-gradient(180deg,var(--terra),rgba(61,53,43,.9))}
.map{border-radius:16px;overflow:hidden;border:1px solid rgba(238,238,223,.1);aspect-ratio:4/3;min-height:280px}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.25) contrast(1.05)}

/* ---------- FAQ ---------- */
.faq{background:var(--serra-2)}
.faq-head{margin-bottom:40px;text-align:center}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--serra);border:1px solid rgba(238,238,223,.1);border-radius:10px;padding:4px 20px}
.faq-item summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:600;font-size:17px;color:var(--areia);display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .plus{color:var(--lima);font-size:22px;flex:none;transition:transform .2s var(--ease)}
.faq-item[open] .plus{transform:rotate(45deg)}
.faq-item p{padding:0 0 18px;color:rgba(238,238,223,.72);font-size:15px;text-wrap:pretty}

/* ---------- CTA band ---------- */
.cta{text-align:center}
.cta .sec-bg{background-image:url(../assets/foto-obra-vermelho.jpg)}
.cta .sec-veil{background:linear-gradient(180deg,rgba(30,52,48,.9),rgba(30,52,48,.8))}
.cta .watermark{right:-90px;bottom:-90px;width:340px;opacity:.08}
.cta .eyebrow{margin-bottom:14px}
.cta__title{font-weight:800;font-size:clamp(30px,5vw,58px);line-height:1.04;letter-spacing:-0.03em;color:var(--areia);text-wrap:balance}
.cta__sub{font-size:clamp(16px,2vw,20px);color:rgba(238,238,223,.8);margin:18px auto 0;max-width:560px;text-wrap:pretty}
.cta__actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:34px}

/* ---------- Footer ---------- */
.footer{background:var(--serra);border-top:1px solid rgba(238,238,223,.1)}
.footer-grid{max-width:1200px;margin:0 auto;padding:clamp(48px,6vw,80px) 24px 40px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:36px}
.footer-brand img{height:28px;width:auto}
.footer-brand p{font-size:14px;color:rgba(238,238,223,.6);margin-top:16px;max-width:280px;text-wrap:pretty}
.footer-title{font-size:13px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--marrom);margin-bottom:14px}
.footer-col{display:flex;flex-direction:column;gap:10px;font-size:15px}
.footer-bottom{max-width:1200px;margin:0 auto;padding:24px;border-top:1px solid rgba(238,238,223,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(238,238,223,.5)}

/* ---------- Floating WhatsApp ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;width:60px;height:60px;border-radius:50%;background:var(--wa);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.35);transition:background .2s var(--ease)}
.wa-float:hover{background:var(--wa-2)}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translate3d(0,32px,0);transition:opacity .8s var(--ease),transform .9s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}