*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --blue:#0d1333;--blue2:#1a2350;--blue3:#2f3d7a;--blue4:#e7e9f5;
  --silver:#c0c8d8;--dark:#0a0d1a;--dark2:#10152b;
  --white:#fff;--off:#f7f8fc;--border:#e2e6f0;
  --text:#0d1020;--muted:#58607a;--light:#8892aa;
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:'Manrope',system-ui,sans-serif;color:var(--text);background:var(--white);font-size:16px;line-height:1.6}

/* NAV */
nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);width:min(1180px,92%);z-index:200;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 8px 0 24px;background:rgba(10,13,26,.85);backdrop-filter:blur(14px);border:1px solid rgba(192,200,216,.12);border-radius:999px;box-shadow:0 12px 32px rgba(10,13,26,.25)}
.nav-links{display:flex;gap:2rem;list-style:none;align-items:center}
.nav-links a{color:rgba(192,200,216,.7);text-decoration:none;font-size:12.5px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;transition:color .2s}
.nav-links a:hover{color:#fff}
.nav-contact{color:#fff!important;background:var(--blue);padding:9px 20px;border-radius:999px;font-size:12px!important;border:1px solid var(--blue3)}
.nav-contact:hover{background:var(--blue3)!important}
.ham{display:none;background:none;border:none;color:rgba(192,200,216,.7);font-size:20px;cursor:pointer}

/* BREADCRUMB */
.breadcrumb{background:var(--off);border-bottom:1px solid var(--border);padding:.75rem 6%;font-size:12.5px;color:var(--muted);margin-top:92px}
.breadcrumb a{color:var(--blue);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb span{margin:0 .4rem;opacity:.5}

/* PRODUCT LAYOUT */
.product{max-width:1320px;margin:0 auto;padding:3rem 6%;display:grid;grid-template-columns:1.3fr 1fr;gap:3.5rem;align-items:start}

/* GALLERY */
.gallery{display:flex;flex-direction:column;gap:.9rem;position:sticky;top:84px}
.gallery-main{border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;cursor:zoom-in}
.gallery-main img{width:100%;height:100%;object-fit:contain;transition:transform .3s}
.gallery-main:hover img{transform:scale(1.04)}
.gallery-thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:.6rem}
.thumb{border:2px solid var(--border);border-radius:6px;overflow:hidden;cursor:pointer;aspect-ratio:1/1;background:#fff;transition:border-color .2s}
.thumb.active{border-color:var(--blue)}
.thumb:hover{border-color:#b4bade}
.thumb img{width:100%;height:100%;object-fit:contain;padding:4px}

/* PRODUCT INFO */
.product-info{display:flex;flex-direction:column;gap:1.3rem}
.brand-row{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap}
.brand-row img{height:36px;object-fit:contain}
.product-ref{font-size:12px;color:var(--light);letter-spacing:.06em;text-transform:uppercase}
h1.product-name{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:900;letter-spacing:-.02em;line-height:1.15;color:var(--text)}
.product-short{font-size:.97rem;color:var(--muted);line-height:1.75}

/* GALLERY HINTS */
.gallery-hints{display:flex;align-items:center;justify-content:center;gap:.6rem;font-size:12px;font-weight:600;color:var(--muted);margin-top:-.2rem}
.gallery-hints span{display:inline-flex;align-items:center;gap:.35rem}
.gallery-hints svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.gallery-hints i{font-style:normal;opacity:.5}

/* PRICE LOCKED */
.price-locked{background:var(--off);border:1px solid var(--border);border-radius:8px;padding:1.3rem 1.4rem}
.price-locked-text{font-size:13.5px;color:var(--muted);line-height:1.7}
.price-locked-text a{color:var(--blue);font-weight:700;text-decoration:none}
.price-locked-text a:hover{text-decoration:underline}

/* ACTIONS */
.action-row{display:flex;flex-direction:column;gap:.8rem}
.btn-primary{background:var(--blue);color:#fff;padding:14px 24px;border-radius:6px;text-decoration:none;font-weight:700;font-size:14px;letter-spacing:.04em;border:none;cursor:pointer;font-family:inherit;display:block;text-align:center;transition:background .2s}
.btn-primary:hover{background:var(--blue2)}
.btn-secondary{background:#fff;color:var(--blue);padding:13px 24px;border-radius:6px;text-decoration:none;font-weight:700;font-size:14px;letter-spacing:.04em;border:2px solid var(--blue);display:block;text-align:center;cursor:pointer;font-family:inherit;transition:all .2s}
.btn-secondary:hover{background:var(--blue4)}
.btn-wa{background:#25d366;color:#fff;padding:13px 24px;border-radius:6px;text-decoration:none;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;gap:.6rem;transition:background .2s}
.btn-wa:hover{background:#1da851}
.btn-wa svg{width:18px;height:18px;fill:#fff}

/* WHY TECNIVERCA */
.why-box{border:1px solid var(--border);border-radius:8px;background:var(--off);padding:.9rem 1.1rem}
.why-title{font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:.55rem}
.why-list{list-style:none;display:flex;flex-direction:column;gap:.3rem}
.why-list li{display:flex;align-items:flex-start;gap:.55rem;font-size:12.5px;color:var(--muted);line-height:1.5}
.why-list li::before{content:'✓';color:var(--blue);font-weight:900;flex-shrink:0}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(10,13,26,.92);display:none;align-items:center;justify-content:center;padding:4vh 4vw}
.lightbox.open{display:flex}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain;background:#fff;border-radius:8px}
.lb-btn{position:absolute;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;width:44px;height:44px;border-radius:50%;font-size:22px;line-height:1;cursor:pointer;display:grid;place-items:center;font-family:inherit;transition:background .2s}
.lb-btn:hover{background:rgba(255,255,255,.25)}
.lb-close{top:20px;right:20px}
.lb-prev{left:20px;top:50%;transform:translateY(-50%)}
.lb-next{right:20px;top:50%;transform:translateY(-50%)}
.lb-count{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.75);font-size:12.5px;font-weight:600}

/* META */
.meta-chips{display:flex;gap:.5rem;flex-wrap:wrap}
.chip{background:var(--off);border:1px solid var(--border);border-radius:20px;padding:4px 12px;font-size:12px;font-weight:600;color:var(--muted)}
.chip b{color:var(--text)}
hr{border:none;border-top:1px solid var(--border)}

/* TABS */
.tabs-section{max-width:1320px;margin:0 auto;padding:0 6% 5rem}
.tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:2rem}
.tab{padding:.8rem 1.6rem;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s}
.tab.active{color:var(--blue);border-bottom-color:var(--blue)}
.tab-content{display:none}
.tab-content.active{display:block}
.desc-text h3{font-size:1.1rem;font-weight:800;color:var(--text);margin-bottom:.8rem}
.desc-text p{font-size:.95rem;color:var(--muted);line-height:1.8;margin-bottom:1rem}
.feature-list{list-style:none;display:flex;flex-direction:column;gap:.7rem;margin-top:1.2rem}
.feature-list li{display:flex;align-items:flex-start;gap:.7rem;font-size:.93rem;color:var(--muted);line-height:1.6}
.feature-list li::before{content:'✓';color:var(--blue);font-weight:900;flex-shrink:0;margin-top:2px}
.specs-table{width:100%;border-collapse:collapse;font-size:14px}
.specs-table tr{border-bottom:1px solid var(--border)}
.specs-table tr:last-child{border-bottom:none}
.specs-table td{padding:.85rem 1rem}
.specs-table td:first-child{font-weight:700;color:var(--text);width:40%;background:var(--off)}
.specs-table td:last-child{color:var(--muted)}

/* RELATED */
.related{background:var(--off);border-top:1px solid var(--border);padding:4rem 6%}
.related-inner{max-width:1320px;margin:0 auto}
.related h2{font-size:1.4rem;font-weight:900;letter-spacing:-.02em;margin-bottom:1.5rem}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.rel-card{background:#fff;border:1px solid var(--border);border-radius:8px;padding:1.3rem;display:flex;flex-direction:column;gap:.5rem;cursor:pointer;transition:box-shadow .2s,border-color .2s}
.rel-card:hover{border-color:#b4bade;box-shadow:0 4px 16px rgba(13,19,51,.08)}
.rel-card-img{background:var(--off);border-radius:6px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:.3rem}
.rel-brand{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}
.rel-name{font-size:14px;font-weight:700;color:var(--text);line-height:1.4}
.rel-cat{font-size:12px;color:var(--muted)}

/* FOOTER */
footer{background:var(--dark);padding:2rem 6%;border-top:1px solid rgba(192,200,216,.08)}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-legal{font-size:11px;color:rgba(192,200,216,.22);line-height:1.65;max-width:800px}

/* WA FLOAT */
.wa{position:fixed;bottom:1.8rem;right:1.8rem;width:48px;height:48px;background:var(--blue);border-radius:50%;display:grid;place-items:center;text-decoration:none;border:2px solid rgba(192,200,216,.15);z-index:999;box-shadow:0 4px 16px rgba(13,19,51,.5);transition:transform .2s}
.wa:hover{transform:scale(1.08)}
.wa svg{width:22px;height:22px;fill:#fff}

@media(max-width:900px){
  .product{grid-template-columns:1fr;gap:2rem}
  .gallery{position:static}
  .nav-links li:not(:last-child){display:none}
  .ham{display:block}
  .related-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:500px){.related-grid{grid-template-columns:1fr}}
@media(min-width:901px) and (max-height:800px){.gallery{position:static}}

/* FICHA DE PRODUTO DINÂMICA */
.brand-text{font-weight:900;font-size:20px;letter-spacing:.02em;color:var(--blue)}
.stock-pill{display:inline-flex;align-items:center;font-size:10.5px;font-weight:800;padding:4px 9px;border-radius:20px}
.stock-pill.in{background:#e8f5e9;color:#2e7d32}.stock-pill.consult{background:#fff3e0;color:#b26a00}.stock-pill.unavailable{background:#f3f4f6;color:#667085}
.tab{font-family:inherit;background:transparent;border-top:0;border-left:0;border-right:0}
.desc-text{max-width:880px}.desc-text ul:not(.feature-list){padding-left:1.2rem;color:var(--muted);margin-bottom:1rem}.desc-text ol{padding-left:1.2rem;color:var(--muted);margin-bottom:1rem}
.rel-card{text-decoration:none;color:inherit}.rel-card-img{overflow:hidden}.rel-card-img img{width:100%;height:100%;object-fit:contain;padding:.55rem}
.btn-primary.is-added{background:#e8f5e9!important;color:#226b2a!important}