/* Arquitela · site (página inicial, galeria e fórum) */
:root{--bg:#fbfaf8;--bg2:#f3f1ec;--card:#fff;--line:#e6e2da;--line2:#d9d4c9;--tx:#15171a;--mu:#626872;--gold:#b8893a;--gold2:#c99a48;--ink:#0f1113;--red:#c0392b;--green:#2f8a55;--max:1180px;--r:16px}
*{box-sizing:border-box}[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.mono{font-family:"JetBrains Mono",ui-monospace,Consolas,monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:600;text-decoration:none;border:1px solid var(--line2);background:var(--card);color:var(--tx);cursor:pointer;font-size:15px;white-space:nowrap;transition:transform .15s,box-shadow .15s,border-color .15s}
.btn:hover{border-color:var(--tx);transform:translateY(-1px)}
.btn:disabled{opacity:.5;cursor:default;transform:none}
.btn.dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn.dark:hover{box-shadow:0 8px 24px rgba(15,17,19,.18)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn.gold:hover{background:var(--gold2);box-shadow:0 8px 24px rgba(184,137,58,.3)}
.btn.sm{padding:7px 13px;font-size:13.5px}
.btn.ghost{background:transparent}
.btn.red{color:var(--red)}
.in{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line2);background:var(--card);font-size:15.5px}
.in:focus{outline:2px solid var(--gold);outline-offset:-1px;border-color:transparent}
textarea.in{resize:vertical;min-height:140px;line-height:1.55}
/* topo */
.nav{position:sticky;top:0;z-index:20;background:rgba(251,250,248,.82);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:26px;height:66px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:.14em;font-size:15px}
.logo img{width:30px;height:30px}
.nav .links{display:flex;gap:22px;margin-left:auto;font-size:14.5px}
.nav .links a{text-decoration:none;color:var(--mu)}.nav .links a:hover,.nav .links a.on{color:var(--tx)}
.nav .acts{display:flex;gap:8px;align-items:center}.nav .acts .btn{padding:9px 16px;font-size:14px}
.menuB{display:none;margin-left:auto;background:none;border:1px solid var(--line2);border-radius:10px;width:40px;height:38px;cursor:pointer}
/* herói */
.hero{position:relative;overflow:hidden;padding:84px 0 40px;background:radial-gradient(1200px 500px at 85% -10%,rgba(184,137,58,.13),transparent 60%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%);opacity:.55;pointer-events:none}
.hero .wrap{position:relative}
.hero.small{padding:64px 0 34px}
.tag{display:inline-flex;align-items:center;gap:8px;padding:6px 12px 6px 8px;border:1px solid var(--line2);border-radius:999px;background:var(--card);color:var(--mu)}
.tag i{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(184,137,58,.18)}
h1{font-size:clamp(38px,6vw,72px);line-height:1.02;margin:22px 0 20px;max-width:900px;letter-spacing:-.035em;font-weight:800}
.hero.small h1{font-size:clamp(32px,4.6vw,52px);margin:18px 0 12px}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--gold),#8a6424);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2vw,20px);color:var(--mu);max-width:640px;margin:0 0 30px}
.cta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.cta small{color:var(--mu);font-size:13.5px;margin-left:6px}
.frame{display:block;margin-top:56px;border-radius:22px;border:1px solid var(--line2);background:var(--ink);box-shadow:0 40px 80px -30px rgba(15,17,19,.35);overflow:hidden;position:relative;aspect-ratio:16/8.2;text-decoration:none}
.frame .img{position:absolute;inset:0;background:#1d2024 center/cover no-repeat;transition:transform 8s ease}
.frame:hover .img{transform:scale(1.03)}
.frame .bar{position:absolute;left:16px;top:16px;display:flex;gap:8px}
.frame .bar span{background:rgba(0,0,0,.55);color:#fff;border-radius:9px;padding:6px 12px;font-size:13px;font-weight:600;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.frame .mm{position:absolute;left:16px;bottom:16px;width:96px;height:120px;border-radius:10px;background:rgba(255,255,255,.88)}
.frame .mm::before{content:"";position:absolute;inset:10px;border:2px solid #222;border-radius:3px;background:linear-gradient(#222,#222) 50% 40%/60% 2px no-repeat,linear-gradient(#222,#222) 45% 50%/2px 55% no-repeat}
.frame .mm::after{content:"";position:absolute;left:40px;top:60px;width:10px;height:10px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(184,137,58,.3)}
.frame .play{position:absolute;right:20px;bottom:20px}
.frame .empty{position:absolute;inset:0;display:grid;place-items:center;color:#8d939b;font-size:15px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:70px}
.stats div{padding:26px 22px;border-right:1px solid var(--line)}.stats div:last-child{border-right:0}
.stats b{display:block;font-size:30px;letter-spacing:-.02em}
.stats span{color:var(--mu);font-size:14px}
/* seções */
section{padding:100px 0}
.sh{display:flex;align-items:end;gap:20px;justify-content:space-between;margin-bottom:40px;flex-wrap:wrap}
.sh .mono{color:var(--gold);display:block;margin-bottom:12px}
h2{font-size:clamp(30px,4vw,46px);line-height:1.08;margin:0;letter-spacing:-.03em;max-width:720px;font-weight:800}
.sub{color:var(--mu);font-size:17.5px;max-width:560px;margin:14px 0 0}
.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
/* galeria */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{display:block;text-decoration:none;border-radius:var(--r);overflow:hidden;background:var(--card);border:1px solid var(--line);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -22px rgba(15,17,19,.35)}
.card .im{aspect-ratio:16/10;background:#e9e6df center/cover no-repeat;position:relative}
.card .im::after{content:"Abrir tour 3D  →";position:absolute;right:12px;bottom:12px;background:rgba(15,17,19,.78);color:#fff;font-size:12.5px;font-weight:600;padding:6px 11px;border-radius:999px;opacity:0;transform:translateY(6px);transition:.2s}
.card:hover .im::after{opacity:1;transform:none}
.card .tx{padding:14px 16px 16px}
.card h3{margin:0;font-size:16px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card small{color:var(--mu);font-size:13px;display:flex;justify-content:space-between;gap:8px;margin-top:2px}
.gal .vazio,.vazio{grid-column:1/-1;border:1px dashed var(--line2);border-radius:var(--r);padding:40px;text-align:center;color:var(--mu)}
.filtro{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px;align-items:center}
.filtro .in{max-width:320px;border-radius:999px;padding:10px 16px}
/* vitrine (página inicial) */
.vit{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.vt{position:relative;display:block;aspect-ratio:1/1;border-radius:12px;overflow:hidden;background:#e9e6df center/cover no-repeat;text-decoration:none;box-shadow:0 1px 0 var(--line)}
.vt::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(10,11,13,.72));opacity:.85;transition:opacity .25s}
.vt .pl{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.92);color:var(--ink);font-weight:800;font-size:13px;padding:8px 13px 8px 11px;border-radius:999px;box-shadow:0 6px 20px rgba(0,0,0,.25);transition:transform .25s}
.vt .pl i{width:0;height:0;border-left:9px solid var(--ink);border-top:6px solid transparent;border-bottom:6px solid transparent}
.vt .nm{position:absolute;left:12px;right:12px;bottom:10px;color:#fff;font-size:13.5px;font-weight:600;line-height:1.25;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.vt .nm small{display:block;font-weight:400;opacity:.8;font-size:12px}
.vt:hover .pl{transform:translate(-50%,-50%) scale(1.08)}
.vt:hover::before{opacity:1}
/* passos, recursos */
.steps{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--card)}
.step{padding:30px 28px 34px;border-right:1px solid var(--line)}.step:last-child{border-right:0}
.step .mono{color:var(--gold)}
.step h3{font-size:20px;margin:14px 0 8px;letter-spacing:-.01em}
.step p{color:var(--mu);margin:0;font-size:15.5px}
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.feat .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--bg2);border:1px solid var(--line);color:var(--gold)}
.feat svg{width:22px;height:22px}
.feat h3{font-size:17px;margin:16px 0 6px}
.feat p{margin:0;color:var(--mu);font-size:15px}
/* planos */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;display:flex;flex-direction:column;gap:10px;position:relative}
.plan.hl{border-color:var(--ink);box-shadow:0 24px 50px -28px rgba(15,17,19,.4)}
.plan.hl::before{content:"Mais escolhido";position:absolute;top:-11px;left:20px;background:var(--ink);color:#fff;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:999px}
.plan .nm{font-weight:700}
.plan .pr{font-size:30px;font-weight:800;letter-spacing:-.02em}.plan .pr small{font-size:14px;color:var(--mu);font-weight:500}
.plan .ds{color:var(--mu);font-size:14px;flex:1}
.plan .btn{width:100%}
.inc{color:var(--mu);font-size:14.5px;margin-top:22px}
/* fórum (chamada da página inicial) */
.forumB{display:grid;grid-template-columns:1.2fr 1fr;gap:30px;align-items:center;background:var(--ink);color:#fff;border-radius:24px;padding:46px;position:relative;overflow:hidden}
.forumB::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;background:radial-gradient(circle,rgba(184,137,58,.35),transparent 65%);pointer-events:none}
.forumB h2{color:#fff}.forumB .sub{color:#a9afb7}
.forumB ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;position:relative;z-index:1}
.forumB li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 14px;font-size:14.5px}
.forumB li b{display:block;font-size:15px}.forumB li span{color:#a9afb7;font-size:13px}
/* dúvidas */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--mu);margin:10px 0 0}
.final{text-align:center}
.final h2{margin:0 auto}.final .sub{margin:14px auto 28px}.final .cta{justify-content:center}
footer{border-top:1px solid var(--line);padding:30px 0;color:var(--mu);font-size:14px}
footer .wrap{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
footer .sp{flex:1}footer a{text-decoration:none}footer a:hover{color:var(--tx)}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:50}
.toast.show{opacity:1}
.rv{opacity:0;transform:translateY(16px);transition:opacity .7s,transform .7s}.rv.shown{opacity:1;transform:none}
@media (max-width:900px){ .vit{grid-template-columns:repeat(3,1fr)} .gal,.feats{grid-template-columns:1fr 1fr} .steps{grid-template-columns:1fr} .step{border-right:0;border-bottom:1px solid var(--line)} .stats{grid-template-columns:1fr 1fr} .stats div:nth-child(2){border-right:0} .stats div{border-bottom:1px solid var(--line)} .forumB{grid-template-columns:1fr;padding:30px} }
@media (max-width:760px){ .vit{grid-template-columns:1fr 1fr} .nav .links,.nav .acts{display:none} .menuB{display:block} .nav.open .wrap{flex-wrap:wrap;height:auto;padding-top:13px;padding-bottom:14px} .nav.open .links,.nav.open .acts{display:flex;width:100%} .nav.open .links{flex-direction:column;gap:12px;margin:8px 0 0} section{padding:70px 0} .gal,.feats{grid-template-columns:1fr} .frame{aspect-ratio:4/3} .hero{padding-top:56px} .frame .mm{display:none} }
@media (prefers-reduced-motion:reduce){ .rv{opacity:1;transform:none;transition:none} .card,.btn,.frame .img{transition:none} }

/* render por IA × tour */
.vs{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.vsC{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px 30px}
.vsC .mono{color:var(--mu)}
.vsC ul{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
.vsC li{position:relative;padding-left:28px;color:var(--mu);font-size:15.5px}
.vsC li::before{content:"–";position:absolute;left:4px;top:0;color:var(--line2);font-weight:700}
.vsC.on{background:var(--ink);border-color:var(--ink);color:#fff}
.vsC.on .mono{color:var(--gold2)}
.vsC.on li{color:#e9e6df}
.vsC.on li::before{content:"✓";color:var(--gold2)}
/* reunião (em breve) */
.meet{display:grid;grid-template-columns:1.2fr 1fr;gap:34px;align-items:center;border:1px dashed var(--line2);border-radius:24px;padding:40px;background:var(--card)}
.meet .mono{color:var(--gold)}
.meet .soon{font-style:normal;background:var(--gold);color:#fff;border-radius:999px;padding:2px 8px;margin-left:8px;font-size:10.5px;letter-spacing:.06em}
.meet ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.meet li{display:grid;gap:2px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}
.meet li span{color:var(--mu);font-size:14.5px}
@media (max-width:820px){.vs,.meet{grid-template-columns:1fr}.meet{padding:26px}}
.sh h2 em{font-style:normal;color:var(--gold)}

/* vitrine de escritórios (plano Premium) */
.vtw{display:flex;flex-direction:column;gap:8px;min-width:0}
.vtw .vt{width:100%}
.vtw .vc{display:flex;flex-direction:column;gap:2px;font-size:13px;line-height:1.3;padding:0 2px}
.vtw .vc b{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vtw .vc span{color:var(--mu)}
.vtw .vc a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.plan .pi{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:7px;color:var(--ink)}
.plan .pi li{position:relative;padding-left:20px;font-size:13.5px}
.plan .pi li::before{content:"✓";position:absolute;left:0;color:var(--gold2,#b8913e);font-weight:700}