:root{--bg:#0d0d0d;--panel:#171717;--panel2:#202020;--text:#f5f5f5;--muted:#b8b8b8;--gold:#eabb37;--gold2:#f4cd60;--line:#333;--max:1180px;--radius:18px;--shadow:0 20px 60px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:999;background:#fff;color:#111;padding:12px 16px;border-radius:10px}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:100;background:rgba(13,13,13,.93);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{width:178px;height:auto}.nav{display:flex;align-items:center;gap:24px;font-size:14px}.nav a{color:#ddd;transition:.2s}.nav a:hover,.nav a[aria-current="page"]{color:var(--gold)}.nav-cta{background:var(--gold)!important;color:#111!important;padding:10px 16px;border-radius:10px;font-weight:800}.menu-toggle{display:none;border:1px solid var(--line);background:#171717;color:white;border-radius:10px;padding:9px 12px}.hero{min-height:680px;display:grid;align-items:center;background:linear-gradient(90deg,rgba(0,0,0,.90) 0%,rgba(0,0,0,.68) 48%,rgba(0,0,0,.30) 100%),url('/assets/images/bikedoor-publicidade-bicicletas-rio-de-janeiro.webp') center/cover no-repeat;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto -120px -180px auto;width:420px;height:420px;border:70px solid rgba(234,187,55,.08);border-radius:50%}.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:800;margin-bottom:14px}.hero-copy{max-width:760px;position:relative;z-index:1;padding:96px 0}.hero h1,.page-hero h1{font-size:clamp(42px,6vw,76px);line-height:1.02;letter-spacing:-.045em;margin:0 0 24px;font-weight:850}.hero p{font-size:clamp(18px,2.2vw,23px);max-width:720px;color:#dedede;margin:0 0 30px}.actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 18px;border-radius:11px;font-weight:800;border:1px solid transparent;transition:.2s;cursor:pointer}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--gold);color:#111}.btn-primary:hover{background:var(--gold2)}.btn-secondary{border-color:#777;color:#fff;background:rgba(0,0,0,.3)}.btn-secondary:hover{border-color:var(--gold);color:var(--gold)}.section{padding:88px 0}.section-sm{padding:60px 0}.section-alt{background:#121212}.section-gold{background:var(--gold);color:#111}.section-title{max-width:760px;margin-bottom:38px}.section-title.center{text-align:center;margin-inline:auto;margin-bottom:46px}.section-title h2{font-size:clamp(30px,4vw,48px);line-height:1.1;letter-spacing:-.03em;margin:0 0 14px}.section-title p{color:var(--muted);font-size:18px;margin:0}.section-gold .section-title p{color:#3b321b}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 0 0 rgba(0,0,0,0);transition:.25s}.card:hover{border-color:#555;transform:translateY(-3px);box-shadow:var(--shadow)}.card h3{margin:0 0 10px;font-size:21px}.card p{margin:0;color:var(--muted)}.card .kicker{color:var(--gold);font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:800;margin-bottom:10px}.icon-number{width:46px;height:46px;border-radius:13px;background:var(--gold);color:#111;display:grid;place-items:center;font-weight:900;margin-bottom:18px}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}.media-card{border-radius:24px;overflow:hidden;border:1px solid var(--line);background:#000;box-shadow:var(--shadow)}.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover}.media-card iframe{width:100%;aspect-ratio:16/9;border:0;display:block}.logo-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.logo-card{min-height:105px;background:#fff;border-radius:14px;display:grid;place-items:center;padding:22px}.logo-card img{max-width:120px;max-height:58px;width:auto;height:auto;object-fit:contain}.logo-card.dark-logo,.case-logo.dark-logo{background:#111;border-color:#333}
.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.gallery figure{margin:0;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:#111}.gallery img{width:100%;aspect-ratio:1.22/1;object-fit:cover;transition:.25s}.gallery figure:hover img{transform:scale(1.025)}.proof-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#2e2e2e;border:1px solid #2e2e2e;border-radius:18px;overflow:hidden}.proof-item{background:#171717;padding:25px}.proof-item strong{display:block;color:var(--gold);font-size:18px;margin-bottom:5px}.proof-item span{color:#bbb}.faq{max-width:860px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:0}.faq summary{list-style:none;cursor:pointer;font-weight:750;font-size:18px;padding:20px 42px 20px 0;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:6px;top:18px;color:var(--gold);font-size:26px}.faq details[open] summary:after{content:"–"}.faq details p{color:var(--muted);margin:0;padding:0 34px 20px 0}.cta{background:linear-gradient(125deg,#d9a91e,#f4cd60);color:#111;border-radius:24px;padding:44px;display:flex;align-items:center;justify-content:space-between;gap:26px}.cta h2{margin:0 0 8px;line-height:1.05;font-size:clamp(30px,4vw,48px)}.cta p{margin:0;color:#3c321a}.cta .btn{background:#111;color:#fff}.page-hero{padding:90px 0 70px;background:linear-gradient(120deg,#0c0c0c,#181818);border-bottom:1px solid #242424}.page-hero h1{font-size:clamp(40px,5.2vw,64px);max-width:860px}.page-hero p{max-width:800px;color:#c7c7c7;font-size:19px;margin:0}.breadcrumbs{font-size:13px;color:#999;margin-bottom:24px}.breadcrumbs a:hover{color:var(--gold)}.content{max-width:840px}.content h2{font-size:34px;line-height:1.15;margin:45px 0 14px}.content h3{font-size:24px;margin:30px 0 8px}.content p,.content li{color:#c4c4c4}.content ul{padding-left:22px}.content li{margin-bottom:8px}.content a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:36px}.contact-list{display:grid;gap:12px}.contact-item{padding:18px 0;border-bottom:1px solid var(--line)}.contact-item small{display:block;color:#888;text-transform:uppercase;letter-spacing:.1em;font-weight:700}.contact-item a,.contact-item span{display:block;margin-top:5px;font-size:17px}.form{background:#171717;border:1px solid var(--line);padding:28px;border-radius:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{margin-bottom:14px}.field label{display:block;font-size:14px;font-weight:700;margin-bottom:6px}.field input,.field textarea,.field select{width:100%;background:#0d0d0d;border:1px solid #383838;color:#fff;border-radius:10px;padding:13px 14px;outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(234,187,55,.12)}.field textarea{min-height:120px}.check{display:flex;gap:9px;align-items:flex-start;color:#aaa;font-size:13px;margin:12px 0 18px}.check input{margin-top:3px}.footer{border-top:1px solid #242424;background:#0a0a0a;padding:52px 0 24px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:44px}.footer-logo{width:180px;margin-bottom:18px}.footer p,.footer a{color:#aaa}.footer a:hover{color:var(--gold)}.footer h3{font-size:14px;text-transform:uppercase;letter-spacing:.12em;color:#eee;margin:0 0 16px}.footer-links{display:grid;gap:8px}.footer-bottom{border-top:1px solid #242424;margin-top:36px;padding-top:20px;color:#777;font-size:13px;display:flex;justify-content:space-between;gap:20px}.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:80;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#062a14;font-weight:950;box-shadow:0 12px 30px rgba(0,0,0,.35);border:3px solid rgba(255,255,255,.18)}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.tag{padding:7px 10px;border:1px solid #373737;border-radius:999px;font-size:13px;color:#bbb}.case-feature{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;background:#171717;border:1px solid var(--line);border-radius:22px;padding:28px}.case-logo{background:#fff;border-radius:15px;min-height:140px;display:grid;place-items:center;padding:26px}.case-logo img{max-height:76px;max-width:190px;width:auto}.notice{border-left:3px solid var(--gold);padding:14px 18px;background:#171717;color:#c9c9c9;border-radius:0 10px 10px 0}.legal{font-size:14px;color:#bbb}.center{text-align:center}.muted{color:var(--muted)}
@media (max-width:1180px){.nav{display:none;position:absolute;top:76px;left:0;right:0;background:#111;border-bottom:1px solid #333;padding:20px;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{padding:12px 6px}.nav-cta{text-align:center;margin-top:8px}.menu-toggle{display:block}.split,.contact-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.logo-grid{grid-template-columns:repeat(4,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.hero{min-height:620px}.hero-copy{padding:72px 0}.gallery{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.container{width:min(var(--max),calc(100% - 28px))}.nav-wrap{height:68px}.brand img{width:150px}.nav{top:68px}.hero{min-height:600px;background-position:58% center}.hero h1,.page-hero h1{font-size:40px}.hero p{font-size:18px}.section{padding:64px 0}.section-sm{padding:44px 0}.grid-2,.grid-3,.grid-4,.gallery,.logo-grid,.footer-grid,.proof-strip,.case-feature{grid-template-columns:1fr}.logo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.logo-card{min-height:90px;min-width:0;padding:16px}.logo-card img{max-width:100%}.form-row{grid-template-columns:1fr}.cta{padding:30px;align-items:flex-start;flex-direction:column}.footer-bottom{flex-direction:column}.page-hero{padding:62px 0 48px}.content h2{font-size:29px}.whatsapp-float{right:14px;bottom:14px;width:54px;height:54px}.proof-strip{gap:1px}.hero:after{display:none}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* National SEO / content enhancements */
.display-heading{font-size:clamp(34px,4vw,52px);line-height:1.08;margin:0 0 18px;letter-spacing:-.03em}.lead{font-size:19px}.section-actions{margin-top:24px}.text-link{display:inline-block;margin-top:16px;color:var(--gold);font-weight:800}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.contact-title{font-size:38px;line-height:1.1;margin:0 0 18px}.geo-note{margin-top:24px;padding:18px;border:1px solid var(--line);border-radius:14px;background:#151515;color:#bbb}.content strong{color:#eee}@media(max-width:640px){.contact-title{font-size:31px}.display-heading{font-size:34px}}