:root{--red:#c8102e;--red2:#b8001f;--dark:#15191f;--muted:#667085;--bg:#fff7f7;--line:#eceef2;--green:#1fa855;--white:#fff;--shadow:0 18px 50px rgba(18,24,40,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--dark);background:#fff;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1160px,calc(100% - 32px));margin:auto}.topbar{background:#171a20;color:#fff;font-size:14px}.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid #eee}.nav{display:flex;align-items:center;gap:24px;min-height:78px}.logo{display:flex;align-items:center;gap:14px;min-width:260px}.logo img{width:168px;height:auto}.brand-title{font-weight:900;color:#970011;font-size:13px;letter-spacing:.06em}.brand-sub{font-size:11px;color:#6b7280;text-transform:uppercase;letter-spacing:.08em}.menu{display:flex;gap:20px;margin-left:auto;font-weight:700;font-size:14px}.menu a:hover{color:var(--red)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:13px 18px;font-weight:800;border:1px solid transparent;transition:.2s}.btn:hover{transform:translateY(-1px)}.btn-red{background:linear-gradient(135deg,var(--red),var(--red2));color:#fff;box-shadow:0 10px 25px rgba(201,0,22,.2)}.btn-green{background:var(--green);color:#fff}.btn-outline{border-color:#d0d5dd;background:#fff}.hero{background:linear-gradient(135deg,#ffffff 0%,#fffafa 58%,#fbe9ec 100%);padding:64px 0 48px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}.eyebrow{display:inline-flex;padding:7px 12px;border-radius:999px;background:#ffe6e9;color:#a80015;font-weight:800;font-size:13px}.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.02;margin:16px 0 20px;letter-spacing:-.035em}.hero h1 span{color:var(--red)}.lead{font-size:19px;color:#4b5563;max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.trust-row{display:flex;gap:10px;flex-wrap:wrap}.chip{background:#fff;border:1px solid #eceef2;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700;color:#344054}.hero-card{background:#fff;border-radius:26px;padding:18px;box-shadow:var(--shadow);border:1px solid #f2dfe2}.hero-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px}.hero-note{display:flex;justify-content:space-between;gap:16px;padding:16px 4px 0}.hero-note strong{color:var(--red)}section{padding:70px 0}.section-kicker{color:var(--red);font-weight:900;font-size:13px;letter-spacing:.12em;text-transform:uppercase}.section-title{font-size:clamp(30px,4vw,46px);line-height:1.12;margin:7px 0 12px;letter-spacing:-.025em}.section-desc{color:#667085;max-width:780px}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid #eceef2;border-radius:18px;padding:24px;box-shadow:0 10px 30px rgba(18,24,40,.04)}.card h3{margin:8px 0;font-size:21px}.icon{width:46px;height:46px;border-radius:13px;background:#fff0f2;display:grid;place-items:center;color:var(--red);font-size:22px;font-weight:900}.soft{background:#fafafa}.service-card a{color:var(--red);font-weight:800}.model-card{padding:14px}.model-card img{height:220px;width:100%;object-fit:contain;background:#fff;border-radius:12px}.model-card h3{font-size:17px}.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.split img{border-radius:22px;box-shadow:var(--shadow);max-height:500px;width:100%;object-fit:cover}.checklist{list-style:none;padding:0;margin:20px 0}.checklist li{padding:8px 0 8px 30px;position:relative}.checklist li:before{content:'✓';position:absolute;left:0;color:var(--green);font-weight:900}.region-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px}.region{border:1px solid #e6e8ec;border-radius:14px;padding:14px;background:#fff;font-weight:800}.region:hover{border-color:#f2a6ae;color:var(--red);box-shadow:0 8px 20px rgba(201,0,22,.08)}.cta{background:linear-gradient(135deg,#78000d,#d20018);color:#fff;border-radius:28px;padding:40px}.cta .section-title{color:#fff}.cta p{color:#ffe6e9}.faq details{border-bottom:1px solid #e6e8ec;padding:18px 0}.faq summary{font-weight:850;cursor:pointer}.faq p{color:#667085}.footer{background:#15191f;color:#fff;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer a{color:#e5e7eb}.footer small{color:#98a2b3}.breadcrumb{padding:18px 0;color:#667085;font-size:14px}.page-hero{padding:46px 0;background:linear-gradient(135deg,#ffffff 0%,#fffafa 62%,#fbe9ec 100%);border-bottom:1px solid #f1d7dc}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}.page-hero-copy{min-width:0}.page-hero-media{background:#fff;border:1px solid #f0d7dc;border-radius:24px;padding:14px;box-shadow:var(--shadow)}.page-hero-media img{width:100%;height:330px;object-fit:cover;border-radius:16px}.page-hero .lead{max-width:720px}.page-hero .eyebrow{background:#fff0f2;color:#a80015}.hero-card{border-color:#efd7dc}.hero-card:before{content:"";display:block;height:4px;border-radius:999px;background:linear-gradient(90deg,var(--red),#e76b7b);margin:-2px 0 14px}
.page-hero h1{font-size:clamp(34px,5vw,55px);line-height:1.06;letter-spacing:-.03em;margin:12px 0}.content{max-width:860px}.content h2{font-size:30px;line-height:1.2;margin-top:38px}.content h3{font-size:22px;margin-top:28px}.content p{color:#475467}.content strong{color:#20242a}.notice{border-left:4px solid var(--red);background:#fff4f5;padding:16px 18px;border-radius:10px;margin:24px 0}.floating-wa{position:fixed;right:22px;bottom:22px;z-index:50;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#20b358;color:#fff;font-weight:900;font-size:24px;box-shadow:0 12px 28px rgba(0,0,0,.2)}.local-links{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.local-links a{border:1px solid #e6e8ec;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700}.local-links a:hover{color:var(--red);border-color:#f0b4ba}.seo-text{font-size:15px}.muted{color:#667085}.mobile-toggle{display:none}
@media(max-width:950px){.menu{display:none}.mobile-toggle{display:block;margin-left:auto}.nav>.btn-green{display:none}.hero-grid,.split,.page-hero-grid{grid-template-columns:1fr}.page-hero-media img{height:300px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.region-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.brand-title,.brand-sub{display:none}.logo{min-width:auto}.topbar .container{font-size:12px}.hero{padding-top:42px}}
@media(max-width:620px){.page-hero{padding:32px 0}.page-hero-media{padding:10px}.page-hero-media img{height:240px}.grid-4,.grid-3,.region-grid{grid-template-columns:1fr}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.hero h1{font-size:42px}.section-title{font-size:32px}.nav{min-height:68px}.logo img{width:145px}.topbar .container{display:block;text-align:center}.hero-note{display:block}.cta{padding:28px 22px}section{padding:52px 0}}

/* V4 acabamento visual e responsivo */
:root{--rinnai:#c8102e;--rinnai-dark:#9f001d;--rinnai-soft:#fff4f5}
.logo img{filter:grayscale(1) sepia(1) saturate(7) hue-rotate(310deg) brightness(.93) contrast(1.08)}
.hero{position:relative;background:linear-gradient(110deg,#fff 0%,#fff 52%,#fff8f8 72%,#fff 100%);isolation:isolate}
.hero:before{content:"";position:absolute;right:-7%;top:-28%;width:58%;height:150%;background:radial-gradient(circle at 28% 50%,rgba(200,16,46,.08) 0 28%,transparent 29%),linear-gradient(145deg,rgba(200,16,46,.11),rgba(184,0,31,.03));border-radius:52% 0 0 52%;z-index:-1}
.hero:after{content:"";position:absolute;right:-14%;top:12%;width:46%;height:78%;border:38px solid rgba(200,16,46,.08);border-right:0;border-radius:50% 0 0 50%;z-index:-1}
.hero-card{position:relative;overflow:hidden;border-color:#f1d7dc}
.hero-card:after{content:"";position:absolute;right:-95px;top:-80px;width:220px;height:220px;background:rgba(200,16,46,.08);border-radius:50%;z-index:0}
.hero-card>*{position:relative;z-index:1}

.page-hero{position:relative;overflow:hidden;background:linear-gradient(110deg,#fff 0%,#fff 56%,#fff8f8 100%);isolation:isolate;padding:52px 0}
.page-hero:before{content:"";position:absolute;right:-6%;top:-34%;width:54%;height:165%;background:linear-gradient(145deg,rgba(200,16,46,.12),rgba(200,16,46,.03));border-radius:54% 0 0 54%;z-index:-1}
.page-hero:after{content:"";position:absolute;right:-10%;top:5%;width:40%;height:88%;border:30px solid rgba(200,16,46,.08);border-right:0;border-radius:50% 0 0 50%;z-index:-1}
.page-hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:48px}
.page-hero-media{max-width:510px;justify-self:end;width:100%;padding:14px;background:rgba(255,255,255,.94);backdrop-filter:blur(4px);overflow:hidden}
.page-hero-media img{height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center;border-radius:16px}
.page-hero .hero-actions{margin-bottom:14px}
.page-hero h1{max-width:760px}

/* Improve mobile navigation without hiding all page links */
@media(max-width:950px){
  .nav{flex-wrap:wrap;gap:10px 16px;padding:8px 0 10px}
  .menu{display:flex;order:3;width:100%;margin:0;gap:8px;overflow-x:auto;padding:2px 0 4px;scrollbar-width:none;white-space:nowrap}
  .menu::-webkit-scrollbar{display:none}
  .menu a{padding:7px 10px;border:1px solid #eceef2;border-radius:999px;background:#fff;font-size:12px}
  .hero-grid{grid-template-columns:1fr .95fr;gap:26px}
  .page-hero-grid{grid-template-columns:1fr .86fr;gap:28px}
  .page-hero-media{max-width:420px}
  .page-hero-media img{aspect-ratio:4/3}
  .hero h1{font-size:clamp(38px,6vw,54px)}
  .lead{font-size:17px}
}
@media(max-width:760px){
  .container{width:min(100% - 24px,1160px)}
  .hero{padding:34px 0 28px}
  .hero:before,.hero:after{opacity:.55}
  .hero-grid,.page-hero-grid{grid-template-columns:1fr}
  .hero-card,.page-hero-media{max-width:100%;justify-self:stretch}
  .hero-card img{aspect-ratio:16/10;object-fit:contain;background:#fff}
  .page-hero{padding:30px 0 34px}
  .page-hero:before{right:-32%;width:95%;opacity:.55}
  .page-hero:after{display:none}
  .page-hero-media{order:2;padding:10px;border-radius:20px}
  .page-hero-media img{aspect-ratio:16/10;max-height:300px;object-fit:cover}
  .page-hero h1{font-size:clamp(34px,10vw,46px);line-height:1.03}
  .hero-actions{gap:9px;margin:20px 0}
  .hero-actions .btn{min-height:48px}
  .trust-row{gap:7px}
  .chip{font-size:12px;padding:7px 9px}
  .split{gap:24px}
  .split img{max-height:360px}
  section{padding:46px 0}
  .card{padding:19px}
  .model-card img{height:185px}
  .region{padding:12px}
  .cta{border-radius:20px}
}
@media(max-width:520px){
  .topbar .container{font-size:11px;line-height:1.45}
  .nav{min-height:auto}
  .logo img{width:132px}
  .menu a{font-size:11px;padding:6px 9px}
  .hero h1{font-size:38px}
  .lead{font-size:15.5px;line-height:1.6}
  .hero-card{padding:12px;border-radius:20px}
  .hero-card img{aspect-ratio:4/3}
  .page-hero-media img{max-height:235px;aspect-ratio:4/3}
  .section-title{font-size:30px}
  .grid-4,.grid-3,.region-grid{gap:14px}
  .card h3{font-size:19px}
  .split img{max-height:300px}
  .cta{padding:26px 18px}
  .floating-wa{width:52px;height:52px;right:14px;bottom:14px}
}


/* V5 acabamento fino: desktop mais contido, imagens inteiras e mobile refinado */
.container{width:min(1060px,calc(100% - 40px))}
.hero{padding:48px 0 40px}
.hero-grid{grid-template-columns:minmax(0,1fr) minmax(340px,.78fr);gap:38px}
.hero h1{font-size:clamp(38px,4.25vw,58px);max-width:620px}
.hero .lead{font-size:17px;max-width:630px}
.hero-card{max-width:420px;justify-self:end;padding:14px;border-radius:22px}
.hero-card img{aspect-ratio:4/3;object-fit:contain;background:#fff;border-radius:15px}
.hero-note{font-size:13px;padding-top:12px}
.page-hero{padding:38px 0 34px}
.page-hero-grid{grid-template-columns:minmax(0,1fr) minmax(320px,.72fr);gap:38px}
.page-hero h1{font-size:clamp(34px,4vw,50px);max-width:620px}
.page-hero .lead{font-size:17px}
.page-hero-media{max-width:430px;padding:12px;border-radius:22px}
.page-hero-media img{height:300px;aspect-ratio:auto;object-fit:contain;object-position:center;background:#fff;border-radius:14px}
.split{gap:44px}
.split>img{max-height:430px;object-fit:contain;background:#fff}
section{padding:62px 0}
.section-title{font-size:clamp(29px,3.3vw,42px)}

@media(max-width:950px){
  .container{width:min(100% - 28px,900px)}
  .hero-grid,.page-hero-grid{grid-template-columns:1fr 1fr;gap:24px}
  .hero-card,.page-hero-media{max-width:100%}
  .page-hero-media img{height:270px}
  .hero h1{font-size:clamp(36px,6vw,50px)}
}
@media(max-width:760px){
  .container{width:calc(100% - 24px)}
  .hero{padding:28px 0 24px}
  .hero-grid,.page-hero-grid{grid-template-columns:1fr}
  .hero-card{justify-self:stretch;max-width:100%;padding:10px}
  .hero-card img{height:auto;max-height:270px;object-fit:contain}
  .page-hero{padding:26px 0 30px}
  .page-hero-media{max-width:100%;padding:9px}
  .page-hero-media img{height:auto;max-height:250px;object-fit:contain}
  .page-hero h1{font-size:clamp(32px,9vw,42px)}
  .split>img{max-height:320px;object-fit:contain}
  section{padding:44px 0}
  .content h2{font-size:27px}
}
@media(max-width:520px){
  .hero h1{font-size:36px}
  .page-hero h1{font-size:34px}
  .hero-card img{max-height:235px}
  .page-hero-media img{max-height:220px}
  .split>img{max-height:280px}
  .btn{padding:12px 14px}
}


/* V6 padronização final: Home mais contida, internas iguais à Home, sem cortes */
.container{width:min(1040px,calc(100% - 40px))}
.hero{padding:42px 0 36px}
.hero-grid{grid-template-columns:minmax(0,1.08fr) minmax(320px,.72fr);gap:34px}
.hero-card{max-width:390px}
.hero h1{font-size:clamp(38px,4vw,56px)}

.page-hero{padding:34px 0 30px}
.page-hero-grid{grid-template-columns:minmax(0,1.08fr) minmax(300px,.72fr);gap:34px}
.page-hero-media{max-width:390px;padding:12px;border-radius:22px}
.page-hero-media img{width:100%;height:260px;object-fit:contain!important;object-position:center!important;background:#fff;border-radius:14px}
.page-hero h1{font-size:clamp(34px,3.8vw,48px);max-width:600px}
.page-hero .lead{font-size:16.5px;max-width:610px}
.split>img{max-height:390px;object-fit:contain!important;background:#fff}

@media(max-width:950px){
  .container{width:min(100% - 28px,900px)}
  .hero-grid,.page-hero-grid{grid-template-columns:1fr 1fr;gap:22px}
  .hero-card,.page-hero-media{max-width:100%}
  .page-hero-media img{height:235px}
}
@media(max-width:760px){
  .container{width:calc(100% - 24px)}
  .hero-grid,.page-hero-grid{grid-template-columns:1fr}
  .page-hero{padding:24px 0 28px}
  .page-hero-media{max-width:100%;padding:9px}
  .page-hero-media img{height:auto;max-height:225px;object-fit:contain!important}
  .page-hero h1{font-size:clamp(31px,9vw,40px)}
  .split>img{max-height:285px;object-fit:contain!important}
}
@media(max-width:520px){
  .hero h1{font-size:35px}
  .page-hero h1{font-size:33px}
  .page-hero-media img{max-height:205px}
}