/* iVisit360 — site estático (sem framework) */
:root{
  --bg:#090b11; --bg2:#0f131b; --panel:#141923; --line:rgba(255,255,255,.1);
  --text:#f3f5f7; --text2:#dfe5ec; --text3:#cfd6de; --muted:#a3adba; --brand:#1876c3; --brand-2:#0f5c99; --accent:#0df2d4; --wa:#25d366;
  --radius:4px; --max:72rem; --maxw:90rem;
  --font-d:"Space Grotesk",system-ui,sans-serif; --font-b:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box} html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-b);line-height:1.6;font-size:16px;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-d);font-weight:600;line-height:1.12;margin:0;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.wrap-w{max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media(min-width:1024px){.wrap,.wrap-w{padding:0 40px}}
.eyebrow{font-family:var(--font-d);font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--accent)}
.eyebrow.blue{color:#6fb6f0}
.muted{color:var(--muted)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.grain{position:relative}
.grain:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.grid-lines{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:64px 64px}

/* header */
.hdr{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(24,118,195,.18);box-shadow:0 1px 2px rgba(0,0,0,.08);color:var(--brand)}
.hdr .wrap-w{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:12px;padding-bottom:12px}
.hdr .logo img{height:34px;width:auto}
@media(min-width:640px){.hdr .logo img{height:38px}}
.nav{display:none;gap:28px;align-items:center}
.nav a{font-size:14px;color:var(--brand)}
.nav a:hover{color:rgba(24,118,195,.72)}
@media(min-width:1024px){.nav{display:flex}}
.hdr-cta{display:none;white-space:nowrap;align-items:center;gap:8px;background:var(--brand);color:#fff;padding:12px 20px;font-family:var(--font-d);font-size:14px;font-weight:500;transition:transform .15s}
.hdr-cta:hover{transform:translateY(-1px)}
@media(min-width:640px){.hdr-cta{display:inline-flex}}
.burger{display:grid;place-items:center;width:44px;height:44px;border:1px solid rgba(24,118,195,.28);background:none;color:var(--brand);cursor:pointer}
@media(min-width:1024px){.burger{display:none}}
.mnav{display:none;background:#fff;border-top:1px solid rgba(24,118,195,.15)}
.mnav.open{display:block}
.mnav a{display:block;padding:14px 20px;border-bottom:1px solid rgba(24,118,195,.1);color:var(--brand);font-family:var(--font-d)}
.mnav a.cta{background:var(--brand);color:#fff;text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:54px;padding:0 28px;font-family:var(--font-d);font-size:14px;font-weight:500;transition:transform .15s,border-color .15s,color .15s;cursor:pointer;border:1px solid transparent}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-accent{background:var(--accent);color:#06251f}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-wa{background:var(--wa);color:#04210f}
.btn svg{width:16px;height:16px}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:140px 0 72px;overflow:hidden;isolation:isolate}
.hero .bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center}
.hero .shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(9,11,17,.35) 0%,rgba(9,11,17,.55) 45%,rgba(9,11,17,.96) 100%)}
.hero h1{font-size:clamp(2.6rem,7vw,5.6rem);line-height:.98;max-width:12ch;text-wrap:balance}
.hero .lead{max-width:38rem;margin-top:24px;font-size:1.1rem;color:#dfe5ec}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero .credit{position:absolute;right:20px;bottom:16px;font-size:11px;color:rgba(255,255,255,.55);letter-spacing:.08em;text-transform:uppercase}
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;background:var(--bg)}
.marquee .track{display:flex;gap:48px;width:max-content;padding:16px 0;animation:mq 40s linear infinite;font-family:var(--font-d);font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted)}
.marquee .track span:before{content:"•";margin-right:48px;color:var(--accent)}
@keyframes mq{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee .track{animation:none}}

/* sections */
section{padding:96px 0}
.sec-head h2{font-size:clamp(2rem,4.5vw,3.2rem);max-width:22ch;margin-top:16px;text-wrap:balance}
.sec-head p{max-width:40rem;margin-top:16px;color:var(--muted);font-size:1.05rem}

/* demo */
.demo-frame{position:relative;border:1px solid var(--line);background:var(--panel);aspect-ratio:16/9;max-height:70vh;margin-top:40px;overflow:hidden}
.demo-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.demo-frame .poster{position:absolute;inset:0;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;cursor:pointer}
.demo-frame .poster:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(9,11,17,.85),rgba(9,11,17,.15))}
.demo-frame .poster .play{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:14px;color:#fff;text-align:center;padding:20px}
.demo-frame .poster .play b{display:grid;place-items:center;width:84px;height:84px;border-radius:50%;background:var(--accent);color:#06251f;font-family:var(--font-d);font-size:13px;letter-spacing:.1em;box-shadow:0 0 0 12px rgba(13,242,212,.15)}
.demo-frame .poster .play span{font-family:var(--font-d);font-size:1.1rem}
.demo-frame .poster .play small{color:#cfd6de}
.demo-frame .badge{position:absolute;left:16px;top:16px;z-index:2;display:flex;align-items:center;gap:8px;border:1px solid rgba(24,118,195,.5);background:rgba(9,11,17,.75);padding:6px 12px;font-family:var(--font-d);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#6fb6f0;pointer-events:none}
.demo-frame .badge i{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}
@keyframes pulse{50%{opacity:.3}}
.demo-feats{display:grid;gap:24px;margin-top:32px}
@media(min-width:640px){.demo-feats{grid-template-columns:repeat(3,1fr)}}
.demo-feats div{border-top:1px solid var(--line);padding-top:20px}
.demo-feats svg{width:22px;height:22px;color:var(--accent)}
.demo-feats b{display:block;font-family:var(--font-d);font-weight:500;margin-top:12px}
.demo-feats p{color:var(--muted);font-size:.93rem;margin-top:6px}

/* services */
.services{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px}
@media(min-width:768px){.services{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.services{grid-template-columns:repeat(4,1fr)}}
.svc{background:var(--bg);padding:32px 28px;transition:background .2s}
.svc:hover{background:var(--bg2)}
.svc .n{font-family:var(--font-d);color:var(--accent);font-size:13px;letter-spacing:.2em}
.svc h3{font-size:1.35rem;margin-top:14px}
.svc p{color:var(--muted);margin-top:12px;font-size:.95rem}
.svc ul{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:8px;font-size:.9rem}
.svc li{display:flex;gap:10px;align-items:flex-start}
.svc li:before{content:"";width:6px;height:6px;background:var(--brand);margin-top:9px;flex:none}

/* segments */
.segs{display:grid;gap:16px;margin-top:48px}
@media(min-width:768px){.segs{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.segs{grid-template-columns:repeat(4,1fr)}}
.seg{position:relative;aspect-ratio:3/4;overflow:hidden;border:1px solid var(--line);background:var(--panel)}
.seg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.seg:hover img{transform:scale(1.05)}
.seg .cap{position:absolute;inset:auto 0 0 0;padding:24px;background:linear-gradient(0deg,rgba(9,11,17,.95),rgba(9,11,17,0))}
.seg h3{font-size:1.4rem}
.seg p{color:#cfd6de;font-size:.93rem;margin-top:8px}
.seg small{display:block;margin-top:10px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chips span{border:1px solid var(--line);padding:8px 14px;font-family:var(--font-d);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* cases */
.cases{display:grid;gap:20px;margin-top:48px}
@media(min-width:768px){.cases{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.cases{grid-template-columns:repeat(3,1fr)}}
.case{display:flex;flex-direction:column;border:1px solid var(--line);background:var(--bg2);transition:border-color .2s,transform .2s}
.case:hover{border-color:rgba(13,242,212,.5);transform:translateY(-3px)}
.case .ph{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--panel)}
.case .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case:hover .ph img{transform:scale(1.04)}
.case .ph .loc{position:absolute;left:12px;top:12px;background:rgba(9,11,17,.8);padding:5px 10px;font-family:var(--font-d);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.case .ph .open{position:absolute;right:12px;top:12px;background:var(--accent);color:#06251f;padding:5px 10px;font-family:var(--font-d);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.case .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:14px;flex:1}
.case h3{font-size:1.25rem}
.case .k{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.case ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.9rem;color:var(--text3)}
.case li:before{content:"— ";color:var(--accent)}
.case .go{margin-top:auto;display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-family:var(--font-d);font-size:14px}
.case .go svg{width:16px;height:16px}

/* process */
.steps{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px}
@media(min-width:768px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{background:var(--bg);padding:32px 28px}
.step .n{font-family:var(--font-d);font-size:3rem;line-height:1;color:var(--brand)}
.step h3{margin-top:18px;font-size:1.2rem}
.step p{color:var(--muted);margin-top:10px;font-size:.95rem}

/* explainer */
.explain{display:grid;gap:40px;margin-top:48px}
@media(min-width:1024px){.explain{grid-template-columns:1.2fr 1fr}}
.explain h3{font-size:1.4rem;margin-top:32px}
.explain h3:first-child{margin-top:0}
.explain p{color:var(--text3);margin-top:12px}
.explain ol{margin:12px 0 0;padding-left:20px;color:var(--text3);display:grid;gap:6px}
.eeat{border:1px solid rgba(13,242,212,.3);background:rgba(13,242,212,.05);padding:28px}
.eeat .eyebrow{color:var(--accent)}
.eeat p{margin-top:12px}
.eeat img{margin-top:20px;border:1px solid var(--line)}

/* faq */
.faq{margin-top:40px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:22px 0;font-family:var(--font-d);font-size:1.1rem;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--accent);font-size:1.5rem;flex:none}
.faq details[open] summary:after{content:"–"}
.faq .a{padding:0 0 22px;color:var(--text3);max-width:52rem}

/* contact */
.contact{display:grid;gap:40px;margin-top:48px}
@media(min-width:1024px){.contact{grid-template-columns:1fr 1fr}}
.form{display:grid;gap:14px;border:1px solid var(--line);background:var(--bg2);padding:28px}
.form label{display:grid;min-width:0;gap:6px;font-size:.85rem;color:var(--muted);font-family:var(--font-d)}
.form input,.form select,.form textarea{width:100%;min-width:0;background:var(--bg);border:1px solid var(--line);color:var(--text);padding:13px 14px;font:inherit;font-size:.95rem;border-radius:var(--radius)}
.form input:focus,.form select,.form textarea:focus{outline:none;border-color:var(--accent)}
.form .row{display:grid;gap:14px}
@media(min-width:560px){.form .row{grid-template-columns:1fr 1fr}}
.form .msg{display:none;padding:12px 14px;border:1px solid var(--accent);color:var(--accent);font-size:.9rem}
.form .msg.err{border-color:#ff7a7a;color:#ff9b9b}
.form .msg.show{display:block}
.form .hp{position:absolute;left:-9999px}
.cinfo{display:grid;gap:20px;align-content:start}
.cinfo .card{border:1px solid var(--line);padding:22px;display:flex;gap:16px;align-items:flex-start;transition:border-color .2s}
.cinfo .card:hover{border-color:var(--accent)}
.cinfo svg{width:22px;height:22px;color:var(--accent);flex:none;margin-top:2px}
.cinfo b{display:block;font-family:var(--font-d);font-weight:500}
.cinfo span{color:var(--muted);font-size:.93rem}

/* footer */
footer{border-top:1px solid var(--line);background:var(--bg2);padding:56px 0 32px;font-size:.9rem;color:var(--muted)}
.fgrid{display:grid;gap:32px}
@media(min-width:768px){.fgrid{grid-template-columns:1.4fr 1fr 1.2fr 1fr}}
footer .logo{display:inline-block;background:#fff;padding:8px 12px;border-radius:3px}
footer .logo img{height:30px;width:auto}
footer h4{color:var(--text);font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
footer a:hover{color:var(--accent)}
.copy{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:.8rem;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}

/* whatsapp float */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.35);transition:transform .15s}
.wa-float:hover{transform:scale(1.06)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* case page */
.case-hero{position:relative;padding:150px 0 60px;min-height:70vh;display:flex;align-items:flex-end;isolation:isolate}
.case-hero .bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center}
.case-hero .shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(9,11,17,.2),rgba(9,11,17,.97))}
.crumbs{font-size:.85rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a:hover{color:var(--accent)}
.case-hero h1{font-size:clamp(2.2rem,6vw,4.2rem);margin-top:18px;max-width:18ch}
.case-hero .meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:24px}
.case-hero .loc{border:1px solid var(--line);padding:10px 14px;font-family:var(--font-d);font-size:13px}
.tour-embed{margin-top:40px;position:relative;border:1px solid var(--line);aspect-ratio:16/9;max-height:80vh;background:var(--panel)}
.tour-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.two{display:grid;gap:40px;margin-top:48px}
@media(min-width:900px){.two{grid-template-columns:1.1fr .9fr}}
.deliv{border:1px solid var(--line);padding:28px;background:var(--bg2)}
.deliv ul{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
.deliv li{display:flex;gap:12px}
.deliv li:before{content:"";width:8px;height:8px;background:var(--accent);flex:none;margin-top:8px}
.gallery{display:grid;gap:12px;margin-top:40px}
@media(min-width:640px){.gallery{grid-template-columns:repeat(2,1fr)}}
.gallery img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line)}
.more{display:grid;gap:16px;margin-top:32px}
@media(min-width:768px){.more{grid-template-columns:repeat(3,1fr)}}
.more a{border:1px solid var(--line);overflow:hidden;background:var(--bg2)}
.more a:hover{border-color:var(--accent)}
.more img{aspect-ratio:16/10;object-fit:cover;width:100%}
.more div{padding:14px 16px}
.more b{font-family:var(--font-d);font-weight:500}
.more small{display:block;color:var(--muted);margin-top:4px}

/* blog */
.posts{display:grid;gap:20px;margin-top:40px}
@media(min-width:768px){.posts{grid-template-columns:repeat(2,1fr)}}
.post{border:1px solid var(--line);padding:28px;background:var(--bg2);display:flex;flex-direction:column;gap:12px}
.post:hover{border-color:var(--accent)}
.post .k{display:flex;gap:14px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.post .k b{color:var(--accent);font-weight:500}
.post h2{font-size:1.35rem}
.post p{color:var(--muted)}
.post span{margin-top:auto;color:var(--accent);font-family:var(--font-d);font-size:14px}
.article{max-width:46rem;margin:0 auto;padding-top:140px}
.article h1{font-size:clamp(2rem,5vw,3rem);margin-top:20px}
.article .lead{font-size:1.15rem;color:var(--muted);margin-top:20px}
.article h2{font-size:1.6rem;margin-top:40px}
.article p{margin-top:14px;color:var(--text2)}
.article ul{margin:14px 0 0;padding-left:20px;color:var(--text2);display:grid;gap:8px}
.article .cta{margin-top:48px;border:1px solid var(--line);padding:28px;text-align:center;background:var(--bg2)}
.article .cta p{color:var(--muted)}
.rel{margin-top:48px;border-top:1px solid var(--line);padding-top:24px}
.rel .posts{margin-top:16px}

/* reveal */
.rv{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
@media(max-width:640px){.demo-frame{aspect-ratio:4/5;max-height:none}.demo-frame .poster .play b{width:64px;height:64px;font-size:12px}.demo-frame .badge{font-size:10px}.tour-embed{aspect-ratio:4/5;max-height:none}}

.chips a span:hover{border-color:var(--accent);color:var(--accent)}

/* ===== tema claro ===== */
:root[data-theme="light"]{--bg:#f4f6f9;--bg2:#ffffff;--panel:#e9edf2;--line:rgba(15,23,42,.12);--text:#0f172a;--text2:#1e293b;--text3:#334155;--muted:#5b6b7f;--accent:#0a8f7d}
@media(prefers-color-scheme:light){:root:not([data-theme="dark"]):not([data-theme="light"]){--bg:#f4f6f9;--bg2:#ffffff;--panel:#e9edf2;--line:rgba(15,23,42,.12);--text:#0f172a;--text2:#1e293b;--text3:#334155;--muted:#5b6b7f;--accent:#0a8f7d}}
:root[data-theme="light"] .grain:before,:root:not([data-theme="dark"]):not([data-theme="light"]) .grain:before{opacity:.03}
:root[data-theme="light"] .grid-lines,:root:not([data-theme="dark"]):not([data-theme="light"]) .grid-lines{background-image:linear-gradient(rgba(15,23,42,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(15,23,42,.06) 1px,transparent 1px)}
:root[data-theme="light"] .btn-accent,:root:not([data-theme="dark"]):not([data-theme="light"]) .btn-accent{background:#0df2d4;color:#06251f}
:root[data-theme="light"] .eeat,:root:not([data-theme="dark"]):not([data-theme="light"]) .eeat{background:rgba(10,143,125,.06);border-color:rgba(10,143,125,.35)}
:root[data-theme="light"] footer .logo,:root:not([data-theme="dark"]):not([data-theme="light"]) footer .logo{border:1px solid var(--line)}
.theme-btn{display:inline-grid;place-items:center;width:44px;height:44px;border:1px solid rgba(24,118,195,.28);background:none;color:var(--brand);cursor:pointer;border-radius:4px}
.theme-btn svg{width:20px;height:20px}
.theme-btn .i{display:none}
.theme-btn[data-mode="auto"] .i-auto,.theme-btn[data-mode="light"] .i-light,.theme-btn[data-mode="dark"] .i-dark{display:block}
.hero,.case-hero{color:#f3f5f7}.hero .crumbs,.case-hero .crumbs{color:#c9d1da}.hero .eyebrow,.case-hero .eyebrow{color:#0df2d4}.case-hero .loc{border-color:rgba(255,255,255,.3)}.case-hero .btn-ghost{border-color:rgba(255,255,255,.3);color:#f3f5f7}