/* NOTA Steel Framing — www.notasteelframing.com.br */
:root{--navy:#102A5C;--navy-d:#0B1F44;--blue:#2E5A8F;--ink:#1D2733;--paper:#FAFAF8;--muted:#56606C;--line:#DADDE2}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.65 Poppins,Arial,sans-serif}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--blue)}
img{max-width:100%}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.skip{position:fixed;top:-60px;left:10px;background:var(--navy);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{top:10px;color:#fff}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}

/* Topo */
.site-header{background:var(--navy);position:relative;z-index:20}
.header-row{display:flex;align-items:center;gap:24px;padding-top:12px;padding-bottom:12px}
.site-header.is-home .header-row{padding-top:18px;padding-bottom:18px}
.plate{display:block;flex-shrink:0}
.plate img{display:block;width:170px;height:auto;filter:drop-shadow(0 4px 10px rgba(0,0,0,.35))}
.is-home .plate img{width:250px}
.site-nav{display:flex;align-items:center;gap:24px;margin-left:auto;font-size:14px;font-weight:500}
.site-nav>a,.dd-btn{color:#fff;padding:4px 0;background:none;border:0;border-bottom:2px solid transparent;font:inherit;cursor:pointer}
.site-nav>a:hover,.dd-btn:hover{color:#B4C4D8}
.site-nav>a[aria-current="page"],.dd-btn.is-active{border-bottom-color:#fff}
.site-nav .cta{background:#fff;color:var(--navy);padding:12px 18px;border:0}
.site-nav .cta:hover{color:var(--navy);background:#DCE4EE}
.dd{position:relative}
.dd-panel{position:absolute;top:calc(100% + 16px);left:-14px;min-width:290px;background:#fff;box-shadow:0 14px 30px rgba(16,42,92,.2);padding:8px;display:grid;gap:2px}
.dd-panel[hidden]{display:none}
.dd-panel a{display:block;padding:10px 12px;color:var(--navy);font-weight:500}
.dd-panel a:hover{background:#EEF1F5}
.dd-panel a span{display:block;font-size:13px;color:var(--muted);font-weight:400}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid #9FB3CC;color:#fff;font:500 15px Poppins,Arial,sans-serif;padding:10px 18px;min-height:44px;cursor:pointer}

/* Rodapé e utilidades */
.feat{grid-column:auto}
@media(min-width:900px){.feat{grid-column:span 2}}
details summary{list-style:none}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";float:right;font-weight:400;color:var(--blue)}
details[open] summary::after{content:"–"}
.contact-result{border:1px solid var(--line);background:#EEF1F5;padding:16px 18px;margin-top:6px;font-size:15px}

@media(max-width:1100px){
  .menu-btn{display:block}
  .site-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);flex-direction:column;align-items:stretch;gap:0;padding:6px 32px 22px;margin:0;border-top:1px solid #2E4C82;box-shadow:0 18px 30px rgba(0,0,0,.25)}
  .site-nav.open{display:flex}
  .site-nav>a,.dd-btn{padding:13px 0;font-size:16px;text-align:left;border-bottom:1px solid #2E4C82;width:100%}
  .site-nav>a[aria-current="page"],.dd-btn.is-active{border-bottom-color:#2E4C82;color:#B4C4D8}
  .dd-panel{position:static;box-shadow:none;min-width:0;margin:6px 0 10px}
  .site-nav .cta{margin-top:16px;text-align:center;border-bottom:0}
}
@media(max-width:700px){
  .wrap{padding:0 20px}
  .plate img,.is-home .plate img{width:150px}
  main [style*="max-width: 1280px"],footer [style*="max-width: 1280px"]{padding-left:20px!important;padding-right:20px!important}
  main h1{font-size:36px!important}
  main h2{font-size:26px!important}
  main img[style*="height: 500px"],main img[style*="height: 480px"],main img[style*="height: 420px"]{height:300px!important}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}