/* Layout: folha de desenho técnico — papel quadriculado, cotas e carimbo; conteúdo em coluna de 1120px com faixas de largura total */
:root{
  --paper:#F5F7F3;      /* papel com leve viés verde */
  --sheet:#FFFFFF;
  --ink:#121714;
  --muted:#56625A;
  --rule:#CDD6CF;
  --grid:rgba(21,122,52,.07);
  --green:#157A34;      /* verde Mobal */
  --green-deep:#0C4A21;
  --green-tint:#E3F0E6;
  --display:"Archivo","Arial Narrow",Arial,sans-serif;
  --body:"Public Sans","Segoe UI",Roboto,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:24px 24px}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--sheet)}
a{color:var(--green-deep)}
:focus-visible{outline:3px solid var(--green);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);font-stretch:125%;font-weight:800;line-height:1.08;letter-spacing:-.01em;text-wrap:balance;margin:0}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.2rem;font-stretch:112%;font-weight:700}
p{margin:0}
.tag{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--green)}
.lead{color:var(--muted);max-width:62ch}

/* header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--sheet);border-bottom:1px solid var(--rule)}
.nav{display:flex;align-items:center;gap:24px;padding-block:10px}
.nav img{height:44px;width:auto;display:block}
.nav ul{display:flex;gap:22px;list-style:none;margin:0 0 0 auto;padding:0;font-size:.95rem;font-weight:500}
.nav ul a{color:var(--ink);text-decoration:none}
.nav ul a:hover{color:var(--green)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--body);font-weight:600;font-size:1rem;text-decoration:none;border-radius:4px;padding:13px 20px;border:2px solid var(--green);background:var(--green);color:#fff;cursor:pointer;transition:background .15s,border-color .15s}
.btn:hover{background:var(--green-deep);border-color:var(--green-deep)}
.btn.ghost{background:transparent;color:var(--green-deep)}
.btn.ghost:hover{background:var(--green-tint)}
.btn.small{padding:9px 14px;font-size:.92rem}
.btn svg{width:18px;height:18px;flex:none}
@media (max-width:900px){.nav ul{display:none}.nav .btn{margin-left:auto}}

/* hero */
.hero{padding-block:56px 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.2rem,5.2vw,3.9rem)}
.hero h1 em{font-style:normal;color:var(--green)}
.hero .lead{font-size:1.12rem;margin-top:20px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.creds{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:30px;font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.creds span{display:inline-flex;align-items:center;gap:6px}
.creds span::before{content:"";width:8px;height:8px;border:2px solid var(--green);border-radius:50%}
.drawing{background:var(--sheet);border:1px solid var(--rule);padding:18px;position:relative}
.drawing svg{display:block;width:100%;height:auto}
.drawing figcaption{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--rule);margin-top:12px;padding-top:10px;font-family:var(--mono);font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{padding-block:36px 24px}}

/* sections */
section{padding-block:72px}
.band{background:var(--sheet);border-block:1px solid var(--rule)}
.sec-head{display:grid;gap:12px;margin-bottom:36px;max-width:760px}

/* services */
.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border:1px solid var(--rule);background:var(--sheet)}
.svc{padding:30px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);display:grid;gap:12px;align-content:start}
.svc:nth-child(2n){border-right:0}
.svc:nth-last-child(-n+2){border-bottom:0}
.svc .norm{font-family:var(--mono);font-size:.78rem;color:var(--green-deep);background:var(--green-tint);padding:3px 8px;justify-self:start;border-radius:2px}
.svc ul{margin:0;padding-left:18px;color:var(--muted);font-size:.96rem}
.svc a.more{font-weight:600;text-decoration:none;font-size:.95rem}
.svc a.more:hover{text-decoration:underline}
@media (max-width:760px){.services{grid-template-columns:1fr}.svc{border-right:0!important;border-bottom:1px solid var(--rule)!important}.svc:last-child{border-bottom:0!important}}

/* laudos */
.laudos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
.laudo{display:grid;gap:14px}
.laudo .page{background:#fff;border:1px solid var(--rule);box-shadow:0 18px 30px -22px rgba(18,23,20,.45);padding:10px}
.laudo img{display:block;width:100%;height:auto;max-width:100%}
.laudo p{color:var(--muted);font-size:.95rem}
.note{font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-top:22px}
@media (max-width:700px){.laudos{grid-template-columns:1fr}}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;counter-reset:s;border-top:2px solid var(--ink)}
.steps li{counter-increment:s;padding:20px 18px 0 0;display:grid;gap:8px;align-content:start;position:relative}
.steps li::before{content:counter(s,decimal-leading-zero);font-family:var(--mono);font-size:.85rem;color:var(--green);font-weight:500}
.steps li::after{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;background:var(--paper);border:2px solid var(--ink);border-radius:50%}
.steps h3{font-size:1.02rem}
.steps p{color:var(--muted);font-size:.93rem}
@media (max-width:900px){.steps{grid-template-columns:1fr;border-top:0;border-left:2px solid var(--ink);padding-left:22px}.steps li{padding:0 0 22px}.steps li::after{top:3px;left:-30px}}

/* condominios */
.condo{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.checklist{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--rule)}
.checklist li{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:14px 0;border-bottom:1px solid var(--rule)}
.checklist li::before{content:"";width:16px;height:16px;margin-top:5px;border:2px solid var(--green);background:linear-gradient(135deg,transparent 45%,var(--green) 45%,var(--green) 60%,transparent 60%)}
.checklist strong{display:block}
.checklist span{color:var(--muted);font-size:.95rem}
@media (max-width:860px){.condo{grid-template-columns:1fr}}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.ph{margin:0;display:grid;gap:8px;align-content:start}
.ph img{display:block;width:100%;height:auto;max-width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--rule)}
.ph figcaption{font-size:.88rem;color:var(--muted);line-height:1.4}
.ph figcaption b{display:block;font-family:var(--mono);font-weight:500;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--green)}
@media (max-width:900px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* why */
.why{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px 32px}
.why div{display:grid;gap:8px;align-content:start;border-top:1px solid var(--ink);padding-top:16px}
.why p{color:var(--muted);font-size:.95rem}
@media (max-width:860px){.why{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.why{grid-template-columns:1fr}}

/* areas */
.areas{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.areas h3{margin-bottom:10px}
.areas p{color:var(--muted)}
@media (max-width:700px){.areas{grid-template-columns:1fr}}

/* faq */
.faq{display:grid;gap:0;border-top:1px solid var(--rule);max-width:820px}
.faq details{border-bottom:1px solid var(--rule);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--green);font-size:1.2rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:10px;max-width:68ch}

/* contato */
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
form{display:grid;gap:14px;background:var(--sheet);border:1px solid var(--rule);padding:26px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:grid;gap:6px;font-size:.88rem;font-weight:600}
input,select,textarea{font:inherit;font-weight:400;font-size:1rem;padding:11px 12px;border:1px solid var(--rule);border-radius:3px;background:#fff;color:var(--ink);width:100%;min-width:0}
textarea{min-height:90px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--green);border-color:var(--green)}
.form-hint{font-size:.85rem;color:var(--muted)}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
@media (max-width:480px){.row2{grid-template-columns:1fr}}

/* carimbo (title block) */
.carimbo{border:2px solid var(--ink);background:var(--sheet);font-size:.92rem}
.carimbo .top{display:flex;align-items:center;gap:14px;padding:14px;border-bottom:2px solid var(--ink)}
.carimbo .top img{height:46px;width:auto}
.carimbo dl{margin:0;display:grid;grid-template-columns:1fr 1fr}
.carimbo dl div{padding:10px 14px;border-bottom:1px solid var(--ink);border-right:1px solid var(--ink);min-width:0}
.carimbo dl div:nth-child(2n){border-right:0}
.carimbo dl div.full{grid-column:1/-1;border-right:0}
.carimbo dl div:last-child{border-bottom:0}
.carimbo dt{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.carimbo dd{margin:2px 0 0;font-weight:600;overflow-wrap:anywhere}
.copy{border:0;background:none;color:var(--green-deep);font:inherit;font-size:.82rem;font-weight:600;cursor:pointer;padding:0;margin-left:8px;text-decoration:underline}

footer{background:var(--ink);color:#C9D2CB;padding-block:28px;font-size:.88rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
footer b{color:#fff}

.fab{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:40;width:58px;height:58px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;box-shadow:0 10px 24px -8px rgba(12,74,33,.6);text-decoration:none}
.fab:hover{background:var(--green-deep)}
.fab svg{width:28px;height:28px}