/* ============================================================
   VVS — Virtual Value Systems
   Palette: graphite #0B0F14 + diamond-cyan #22D3EE
   Fonts: Space Grotesk (headings) + Inter (body)
   ============================================================ */

:root{
  --ink:#0B0F14;
  --surface:#11161D;
  --surface-2:#161D26;
  --card:#141B24;
  --cyan:#22D3EE;
  --blue:#38BDF8;
  --cyan-deep:#0EA5C4;
  --light:#F5F8FA;
  --muted:#8A96A3;
  --muted-2:#6B7682;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --glow:rgba(34,211,238,.35);
  --radius:16px;
  --radius-sm:10px;
  --maxw:1140px;
  --shadow-btn:0 1px 0 rgba(255,255,255,.12) inset, 0 6px 16px rgba(2,8,12,.45);
  --shadow-card:0 10px 40px rgba(2,8,12,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--ink);
  color:var(--light);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
/* fixed photo backdrop — fica pinned atras de tudo, o conteudo rola por cima */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    linear-gradient(180deg, rgba(8,11,15,.58) 0%, rgba(8,11,15,.74) 50%, rgba(8,11,15,.86) 100%),
    url('../img/hero-bg.jpg') center top / cover no-repeat;
}
/* blueprint grid — barely visible, fades out below the fold (Framer/Vercel signature) */
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:58px 58px;
  -webkit-mask-image:radial-gradient(ellipse 100% 55% at 50% 0%, #000 25%, transparent 72%);
  mask-image:radial-gradient(ellipse 100% 55% at 50% 0%, #000 25%, transparent 72%);
}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:1.12;letter-spacing:-.01em;overflow-wrap:break-word}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
section{padding:96px 0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- language visibility ---------- */
[data-lang-en]{display:none}
body.en [data-lang-en]{display:revert}
body.en [data-lang-pt]{display:none}

/* ---------- buttons (subtle 3D) ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:12px;cursor:pointer;border:1px solid transparent;
  transition:transform .15s cubic-bezier(.16,1,.3,1), box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  color:#04222a;
  background:linear-gradient(180deg,#5ee3f7 0%, var(--cyan) 45%, var(--cyan-deep) 100%);
  box-shadow:var(--shadow-btn), 0 0 0 1px rgba(34,211,238,.25), 0 8px 24px rgba(34,211,238,.20);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-btn),0 0 0 1px rgba(34,211,238,.4),0 12px 30px rgba(34,211,238,.32)}
.btn-ghost{
  color:var(--light);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--border-strong);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset;
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--cyan);box-shadow:0 6px 18px rgba(2,8,12,.4)}
/* press feedback — scale 0.97 @ 150ms (research-confirmed) */
.btn:active{transform:scale(.97);transition-duration:.15s}
.btn-lg{padding:16px 28px;font-size:16px}

/* ---------- nav ---------- */
header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(11,15,20,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:30px;height:30px}
.brand .name{font-family:'Space Grotesk';font-weight:700;font-size:20px;letter-spacing:1px}
.brand .name b{color:var(--cyan)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a.link{font-size:14.5px;color:var(--muted);font-weight:500;transition:color .15s}
.nav-links a.link:hover{color:var(--light)}
.nav-right{display:flex;align-items:center;gap:16px}

/* language toggle */
.lang-toggle{
  display:inline-flex;border:1px solid var(--border-strong);border-radius:10px;overflow:hidden;
  background:rgba(255,255,255,.03);
}
.lang-toggle button{
  font-family:'Space Grotesk';font-weight:600;font-size:13px;letter-spacing:.5px;
  padding:7px 12px;background:transparent;color:var(--muted);border:none;cursor:pointer;transition:all .15s;
}
.lang-toggle button.active{background:linear-gradient(180deg,var(--cyan),var(--cyan-deep));color:#04222a}

/* ---------- hero ---------- */
.hero{padding:84px 0 72px;text-align:center;position:relative}
.hero .eyebrow,.hero h1,.hero p.lead{text-shadow:0 2px 24px rgba(0,0,0,.55)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Space Grotesk';font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);padding:7px 14px;border:1px solid var(--border-strong);border-radius:999px;
  background:rgba(34,211,238,.06);margin-bottom:26px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.hero h1{font-size:clamp(38px,6vw,68px);margin-bottom:22px;letter-spacing:-.02em}
.hero h1 .accent{
  background:linear-gradient(120deg,#7fe9fb,var(--cyan) 55%,var(--blue));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{font-size:clamp(17px,2.2vw,20px);color:var(--muted);max-width:620px;margin:0 auto 36px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* proof stats */
.stats{display:flex;flex-wrap:wrap;gap:18px;justify-content:center;margin-top:64px}
.stat{
  flex:1;min-width:180px;max-width:240px;
  background:linear-gradient(180deg,var(--card),rgba(20,27,36,.4));
  border:1px solid var(--border);border-radius:var(--radius);padding:24px 20px;
  box-shadow:var(--shadow-card);
}
.stat .num{font-family:'Space Grotesk';font-weight:700;font-size:34px;color:var(--light);line-height:1}
.stat .num span{color:var(--cyan)}
.stat .label{font-size:13.5px;color:var(--muted);margin-top:8px}

/* ---------- hero product demo (WhatsApp assistant) ---------- */
.hero-visual{margin-top:56px;display:flex;justify-content:center;perspective:1200px}
.phone{
  width:360px;max-width:92vw;background:var(--surface-2);
  border:1px solid var(--border-strong);border-radius:26px;overflow:hidden;
  box-shadow:var(--shadow-card),0 0 70px rgba(34,211,238,.10);
  text-align:left;
}
.phone-top{display:flex;align-items:center;gap:11px;padding:14px 16px;
  background:linear-gradient(180deg,rgba(34,211,238,.10),rgba(34,211,238,.02));border-bottom:1px solid var(--border)}
.phone-top .pic{width:38px;height:38px;border-radius:11px;background:rgba(34,211,238,.12);
  border:1px solid rgba(34,211,238,.32);display:grid;place-items:center}
.phone-top .cname{font-family:'Space Grotesk';font-weight:600;font-size:14.5px}
.phone-top .con{font-size:12px;color:var(--cyan);display:flex;align-items:center;gap:6px}
.phone-top .con::before{content:"";width:6px;height:6px;border-radius:50%;background:#33e08a;box-shadow:0 0 8px #33e08a}
.phone-top .wa{margin-left:auto;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.04em}
.phone-chat{padding:18px 16px;display:flex;flex-direction:column;gap:10px;min-height:316px;
  background:
    radial-gradient(600px 300px at 70% 0%, rgba(56,189,248,.05), transparent 70%),
    var(--ink)}
.b{max-width:80%;padding:9px 13px;font-size:13.5px;line-height:1.5;border-radius:14px;
  opacity:0;transform:translateY(8px);animation:bubble .35s cubic-bezier(.16,1,.3,1) forwards}
@keyframes bubble{to{opacity:1;transform:none}}
.b.user{align-self:flex-end;background:linear-gradient(180deg,var(--cyan),var(--cyan-deep));color:#04222a;
  border-bottom-right-radius:4px;font-weight:500}
.b.bot{align-self:flex-start;background:var(--card);border:1px solid var(--border);border-bottom-left-radius:4px}
.b.typing{align-self:flex-start;background:var(--card);border:1px solid var(--border);display:flex;gap:4px;padding:13px 15px}
.b.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);display:inline-block;animation:blink 1.2s infinite}
.b.typing i:nth-child(2){animation-delay:.2s}.b.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.3}30%{opacity:1}}
.sysnote{align-self:center;font-size:11.5px;color:var(--cyan);background:rgba(34,211,238,.08);
  border:1px solid rgba(34,211,238,.22);padding:6px 12px;border-radius:999px;margin-top:4px;
  opacity:0;transform:translateY(8px);animation:bubble .4s cubic-bezier(.16,1,.3,1) forwards;display:flex;align-items:center;gap:7px}

/* ---------- tech strip ---------- */
.techstrip{padding:46px 0 8px;text-align:center}
.techstrip .lbl{font-family:'Space Grotesk';font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:22px}
.techstrip .chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.techstrip .chip{display:inline-flex;align-items:center;gap:8px;font-family:'Space Grotesk';font-weight:600;font-size:14px;
  color:var(--muted);padding:9px 16px;border:1px solid var(--border);border-radius:11px;background:rgba(255,255,255,.02);transition:all .2s}
.techstrip .chip:hover{color:var(--light);border-color:var(--border-strong)}
.techstrip .chip .d{width:7px;height:7px;border-radius:2px;transform:rotate(45deg);background:var(--cyan);opacity:.8}

/* ---------- section heading ---------- */
.sec-head{text-align:center;max-width:640px;margin:0 auto 56px}
.sec-head .tag{font-family:'Space Grotesk';font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.sec-head h2{font-size:clamp(28px,4vw,42px);margin:14px 0 14px}
.sec-head p{color:var(--muted);font-size:17px}

/* ---------- problem/solution ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{border:1px solid var(--border);border-radius:var(--radius);padding:30px;background:var(--surface)}
.panel h3{font-size:20px;margin-bottom:16px}
.panel.before h3{color:var(--muted)}
.panel.after{border-color:rgba(34,211,238,.3);background:linear-gradient(180deg,rgba(34,211,238,.05),var(--surface))}
.panel.after h3{color:var(--cyan)}
.panel ul{list-style:none}
.panel li{display:flex;gap:11px;padding:8px 0;font-size:15px;color:var(--light)}
.panel.before li{color:var(--muted)}
.panel li .ic{flex:none;margin-top:3px}

/* ---------- services ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 26px;display:flex;flex-direction:column;transition:transform .2s ease, border-color .2s ease, box-shadow .2s;
}
.card:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow-card)}
.card .cardicon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px;
  background:linear-gradient(180deg,rgba(34,211,238,.16),rgba(34,211,238,.04));border:1px solid rgba(34,211,238,.25)}
.card h3{font-size:20px;margin-bottom:10px}
.card p.desc{color:var(--muted);font-size:14.5px;margin-bottom:18px;flex:1}
.card .proof{font-size:13px;color:var(--cyan);background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.2);
  padding:6px 12px;border-radius:999px;align-self:flex-start;margin-bottom:18px;font-weight:500}
.card .price{font-family:'Space Grotesk';font-weight:600;font-size:15px;color:var(--light);border-top:1px solid var(--border);padding-top:16px}
.card .price b{color:var(--cyan);font-size:22px}
.card .price small{color:var(--muted);font-weight:400}
.card .card-cta{font-family:'Space Grotesk';font-weight:600;font-size:14.5px;color:var(--cyan);border-top:1px solid var(--border);padding-top:16px;text-decoration:none;transition:color .2s}
.card .card-cta:hover{color:var(--light)}

/* bundle banner */
.bundle{
  margin-top:24px;border:1px solid rgba(34,211,238,.32);border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(34,211,238,.10),rgba(56,189,248,.04));
  padding:30px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.bundle h3{font-size:22px}
.bundle .price{font-family:'Space Grotesk';font-weight:700;font-size:24px}
.bundle .price b{color:var(--cyan)}
.bundle .price small{display:block;font-size:13px;color:var(--muted);font-weight:400}

/* ---------- how it works ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{padding:28px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);position:relative}
.step .n{font-family:'Space Grotesk';font-weight:700;font-size:15px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;color:var(--cyan);border:1px solid rgba(34,211,238,.4);background:rgba(34,211,238,.06);margin-bottom:16px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}

/* ---------- case study ---------- */
.case{
  border:1px solid var(--border);border-radius:24px;padding:48px;
  background:linear-gradient(180deg,var(--surface-2),var(--surface));position:relative;overflow:hidden;
}
.case::after{content:"";position:absolute;top:-40px;right:-40px;width:240px;height:240px;
  background:radial-gradient(circle,rgba(34,211,238,.14),transparent 70%)}
.case .tag{font-family:'Space Grotesk';font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.case h2{font-size:clamp(24px,3.5vw,34px);margin:14px 0 18px;max-width:600px}
.case p.intro{color:var(--muted);max-width:620px;margin-bottom:36px}
.case-stats{display:flex;flex-wrap:wrap;gap:40px}
.case-stat .num{font-family:'Space Grotesk';font-weight:700;font-size:44px;color:var(--cyan);line-height:1}
.case-stat .label{font-size:14px;color:var(--muted);margin-top:6px;max-width:160px}
.case .disclaimer{font-size:12.5px;color:var(--muted-2);margin-top:32px}


/* ---------- final CTA ---------- */
.cta-final{text-align:center}
.cta-final h2{font-size:clamp(30px,4.5vw,48px);margin-bottom:18px}
.cta-final p{color:var(--muted);font-size:18px;max-width:560px;margin:0 auto 34px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--border);padding:54px 0 40px;background:var(--surface)}
.foot{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot .brand{margin-bottom:14px}
.foot p.tiny{color:var(--muted);font-size:13.5px;max-width:300px}
.foot-cols{display:flex;gap:64px;flex-wrap:wrap}
.foot-col h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-bottom:14px;font-family:'Space Grotesk'}
.foot-col a{display:block;color:var(--muted);font-size:14.5px;padding:5px 0;transition:color .15s}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{margin-top:44px;padding-top:24px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted-2);font-size:13px}

/* ---------- chat assistant widget ---------- */
.chat-fab{
  position:fixed;bottom:24px;right:24px;z-index:80;
  width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(180deg,#5ee3f7,var(--cyan) 50%,var(--cyan-deep));
  box-shadow:0 8px 28px rgba(34,211,238,.4),0 1px 0 rgba(255,255,255,.25) inset;
  display:grid;place-items:center;transition:transform .2s;
}
.chat-fab:hover{transform:scale(1.06)}
.chat-fab svg{width:28px;height:28px}
.chat-panel{
  position:fixed;bottom:96px;right:24px;z-index:80;width:370px;max-width:calc(100vw - 32px);
  height:520px;max-height:calc(100vh - 130px);
  background:var(--surface-2);border:1px solid var(--border-strong);border-radius:20px;
  box-shadow:0 24px 70px rgba(2,8,12,.6);display:none;flex-direction:column;overflow:hidden;
}
.chat-panel.open{display:flex;animation:pop .22s ease}
@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.chat-head{padding:16px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;
  background:linear-gradient(180deg,rgba(34,211,238,.08),transparent)}
.chat-head .avatar{width:34px;height:34px;border-radius:10px;background:rgba(34,211,238,.12);
  border:1px solid rgba(34,211,238,.3);display:grid;place-items:center}
.chat-head .who{font-family:'Space Grotesk';font-weight:600;font-size:15px}
.chat-head .stat-on{font-size:12px;color:var(--cyan);display:flex;align-items:center;gap:6px}
.chat-head .stat-on::before{content:"";width:7px;height:7px;border-radius:50%;background:#33e08a;box-shadow:0 0 8px #33e08a}
.chat-body{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:82%;padding:11px 14px;border-radius:14px;font-size:14px;line-height:1.5}
.msg.bot{align-self:flex-start;background:var(--card);border:1px solid var(--border);border-bottom-left-radius:4px}
.msg.user{align-self:flex-end;background:linear-gradient(180deg,var(--cyan),var(--cyan-deep));color:#04222a;border-bottom-right-radius:4px}
.chat-quick{display:flex;gap:8px;flex-wrap:wrap;padding:0 18px 12px}
.chat-quick button{font-size:12.5px;color:var(--cyan);background:rgba(34,211,238,.07);border:1px solid rgba(34,211,238,.25);
  padding:7px 11px;border-radius:999px;cursor:pointer;transition:background .15s;font-family:'Inter'}
.chat-quick button:hover{background:rgba(34,211,238,.16)}
.chat-input{display:flex;gap:8px;padding:14px;border-top:1px solid var(--border)}
.chat-input input{flex:1;background:var(--ink);border:1px solid var(--border-strong);border-radius:12px;
  padding:12px 14px;color:var(--light);font-family:'Inter';font-size:14px;outline:none}
.chat-input input:focus{border-color:var(--cyan)}
.chat-input button{background:linear-gradient(180deg,var(--cyan),var(--cyan-deep));border:none;border-radius:12px;
  width:44px;cursor:pointer;display:grid;place-items:center}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .cards,.steps{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .nav-links{display:none}
  section{padding:72px 0}
  .case{padding:32px 24px}
}

/* tablets / large phones */
@media(max-width:768px){
  /* versao vertical da foto para nao ficar esticada/com zoom no telemovel */
  body::before{
    background:
      linear-gradient(180deg, rgba(8,11,15,.55) 0%, rgba(8,11,15,.72) 50%, rgba(8,11,15,.85) 100%),
      url('../img/hero-bg-mobile.jpg') center top / cover no-repeat;
  }
  .hero{padding:64px 0 56px}
  .hero h1{font-size:clamp(30px,8vw,46px);margin-bottom:18px}
  .hero p.lead{font-size:16px}
  .case-stats{gap:26px}
  .case-stat .num{font-size:38px}
  .bundle{padding:26px 22px}
  .nav-right .btn-primary{padding:10px 14px;font-size:14px}
}

/* phones */
@media(max-width:520px){
  section{padding:56px 0}
  .container{padding:0 18px}
  /* nav mais compacto para caber tudo */
  .nav-inner{height:58px}
  .brand .name{font-size:18px}
  .nav-right{gap:9px}
  .lang-toggle button{padding:6px 9px;font-size:12px}
  .nav-right .btn-primary{padding:9px 12px;font-size:13px}
  .hero h1{font-size:clamp(27px,8.5vw,40px)}
  .hero{padding:52px 0 44px}
  .hero .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%;justify-content:center}
  .stats{gap:12px}
  .stat{min-width:140px}
  .case{padding:28px 20px}
  .case-stats{flex-direction:column;gap:22px}
  .case-stat .label{max-width:none}
  .bundle{flex-direction:column;align-items:flex-start;text-align:left}
  .bundle .btn{width:100%;justify-content:center;text-align:center}
}

/* ---------- legal pages ---------- */
.legal{max-width:820px;margin:0 auto;padding:60px 24px 100px}
.legal h1{font-size:36px;margin-bottom:8px}
.legal .updated{color:var(--muted-2);font-size:14px;margin-bottom:40px}
.legal h2{font-size:22px;margin:36px 0 12px;color:var(--cyan)}
.legal p,.legal li{color:var(--muted);font-size:15.5px;margin-bottom:12px}
.legal ul{padding-left:22px;margin-bottom:12px}
.legal a{color:var(--cyan)}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;margin-bottom:32px}
.back-link:hover{color:var(--cyan)}