/* ============ Tokens ============ */
:root{
  --bg: #efe7fb;          /* lilás claro predominante */
  --bg-deep: #e2d3f6;      /* lilás um pouco mais profundo, para faixas alternadas */
  --surface: rgba(255,255,255,.55);
  --surface-strong: rgba(255,255,255,.8);
  --border: rgba(102,57,166,.16);
  --border-strong: rgba(102,57,166,.28);

  --purple: #6639a6;       /* cor oficial da marca LivingTec */
  --purple-light: #8b5cf6; /* tom mais claro, usado sobre telas escuras/gradientes */
  --purple-dim: #4c2f82;
  --violet: #2563eb;       /* azul, par do roxo no degradê */
  --violet-light: #a9c8ff;

  --text: #241b34;
  --text-muted: #5b4d78;
  --text-faint: #7a6d97;

  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 28px;

  --shadow-glass: 0 20px 40px -18px rgba(102,57,166,.28);
  --ease: cubic-bezier(.16,.8,.28,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
[id]{ scroll-margin-top: 100px; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1,h2,h3,h4{
  font-family: 'Manrope', 'Inter', sans-serif;
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; color: var(--text-muted); }
a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; }

.container{
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}
.section{ padding: 110px 0; position: relative; }
.section-alt{ background: var(--bg-deep); }
.section-narrow{ max-width: 900px; }
.center{ text-align: center; margin-left:auto; margin-right:auto; }
h2.center, p.lead.center{ max-width: 720px; }

.text-gradient{
  background: linear-gradient(90deg, var(--purple), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead{ font-size: 1.15rem; color: var(--text-muted); max-width: 620px; }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 18px;
}
.eyebrow.center{ display:flex; justify-content:center; width:100%; }
.eyebrow .dot{
  width:7px; height:7px; border-radius:50%;
  background: var(--purple);
  box-shadow: 0 0 12px 2px rgba(102,57,166,.4);
}
.eyebrow .dot-green{ background: var(--violet); box-shadow: 0 0 12px 2px rgba(37,99,235,.4); }

/* ============ Background FX ============ */
.bg-fx{ position: fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden; }
.glow{ position:absolute; border-radius:50%; filter: blur(130px); opacity:.22; }
.glow-blue{ width:640px; height:640px; background: var(--purple); top:-180px; left:-160px; }
.glow-green{ width:560px; height:560px; background: var(--violet); bottom:-220px; right:-160px; opacity:.14; }
.grid-overlay{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(102,57,166,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102,57,166,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 100% 60% at 50% 0%, black 40%, transparent 85%);
}

/* ============ Buttons ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 14px 26px;
  border-radius: 100px;
  font-weight: 700;
  font-size: .96rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn .icon{ width:18px; height:18px; }
.btn-primary{
  background: linear-gradient(90deg, var(--purple), var(--violet));
  color: #fff;
  box-shadow: 0 10px 30px -8px rgba(102,57,166,.45);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 34px -6px rgba(37,99,235,.4); }
.btn-ghost{
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-glass);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover{ border-color: var(--purple); background: var(--surface-strong); transform: translateY(-2px); }
.btn-sm{ padding: 10px 18px; font-size: .85rem; }

/* ============ Header ============ */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 18px 0;
  transition: background .3s var(--ease), padding .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled{
  padding: 12px 0;
  background: rgba(239,231,251,.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand-logo{ height: 72px; width:auto; border-radius: 0; box-shadow: 0 8px 20px -6px rgba(102,57,166,.4); }
.nav{ display:flex; gap:32px; align-items:center; }
.nav a{ font-size: .93rem; font-weight: 600; color: var(--text-muted); transition: color .2s; position:relative; }
.nav a:hover{ color: var(--purple); }
.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:40px; height:40px; background:none; border:1px solid var(--border-strong); border-radius:10px;
}
.nav-toggle span{ width:18px; height:2px; background: var(--text); margin:0 auto; transition: transform .25s, opacity .25s; }
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ============ Hero ============ */
.hero{ padding: 190px 0 120px; }
.hero-grid{ display:grid; grid-template-columns: 1.05fr .95fr; gap:60px; align-items:center; }
.hero-copy h1{ font-size: clamp(2.1rem, 4.2vw, 3.4rem); margin-bottom: .55em; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 32px; }
.hero-actions.center{ justify-content:center; }
.hero-stats{ display:flex; gap:36px; margin-top: 52px; flex-wrap:wrap; }
.stat{ display:flex; flex-direction:column; }
.stat strong{ font-family:'Manrope',sans-serif; font-size:1.6rem; font-weight:800;
  background: linear-gradient(90deg, var(--purple), var(--violet)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat span{ font-size:.8rem; color: var(--text-faint); margin-top:4px; max-width:120px; }

/* --- hero visual: device mockup (tela escura, como um dispositivo real, sobre o fundo claro) --- */
.hero-visual{ position:relative; display:flex; justify-content:center; }
.device-frame{
  width: 100%; max-width: 420px;
  background: linear-gradient(160deg, rgba(255,255,255,.95), rgba(255,255,255,.7));
  border: 1px solid var(--border-strong);
  border-radius: 34px;
  padding: 18px 16px 22px;
  box-shadow: var(--shadow-glass), 0 0 80px -20px rgba(102,57,166,.3);
  position:relative;
}
.device-notch{ width:70px; height:6px; border-radius:6px; background: rgba(102,57,166,.18); margin: 0 auto 14px; }
.device-screen{
  --text: #f5f1ff;
  --text-muted: #cabdea;
  --text-faint: #9c8ac0;
  --border: rgba(255,255,255,.1);
  --border-strong: rgba(255,255,255,.18);
  --surface: rgba(255,255,255,.05);
  --surface-strong: rgba(255,255,255,.09);
  color: var(--text);
  background: linear-gradient(160deg, rgba(30,18,50,.97), rgba(15,9,26,.98));
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 20px;
}
.screen-topbar{ display:flex; justify-content:space-between; align-items:center; margin-bottom: 18px; }
.chip{ display:inline-flex; align-items:center; gap:6px; font-size:.68rem; font-weight:700; letter-spacing:.06em; padding:5px 10px; border-radius:100px; background: var(--surface); border:1px solid var(--border); color: var(--text-muted); }
.chip-live i{ width:6px; height:6px; border-radius:50%; background: var(--violet); box-shadow:0 0 8px 2px var(--violet); display:inline-block; animation: pulse 1.8s infinite; }
.screen-time{ font-size:.78rem; color: var(--text-faint); font-variant-numeric: tabular-nums; }
.screen-title{ font-family:'Manrope',sans-serif; font-weight:700; font-size:1rem; margin-bottom:14px; }

.scan-card{
  display:flex; align-items:center; gap:14px;
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px; margin-bottom: 18px;
}
.scan-ring{
  position:relative; width:48px; height:48px; flex:none; border-radius:50%;
  border: 1px solid var(--border-strong);
  display:flex; align-items:center; justify-content:center; color: var(--purple-light);
  overflow:hidden;
}
.scan-ring svg{ width:24px; height:24px; }
.scan-line{
  position:absolute; left:0; right:0; height:2px;
  background: linear-gradient(90deg, transparent, var(--violet), transparent);
  animation: scan 2.4s ease-in-out infinite;
}
.scan-info{ flex:1; display:flex; flex-direction:column; gap:2px; min-width:0; }
.scan-info strong{ font-size:.88rem; }
.scan-info span{ font-size:.74rem; color: var(--text-faint); }
.scan-check{ width:26px; height:26px; border-radius:50%; background: rgba(37,99,235,.22); color: var(--violet-light); display:flex; align-items:center; justify-content:center; flex:none; }
.scan-check svg{ width:15px; height:15px; }

.screen-list{ display:flex; flex-direction:column; gap:10px; }
.list-row{ display:flex; align-items:center; gap:10px; background: rgba(255,255,255,.04); border:1px solid var(--border); border-radius: 12px; padding:10px 12px; }
.list-avatar{ width:30px; height:30px; border-radius:9px; background: linear-gradient(135deg, var(--purple), var(--violet)); color:#fff; font-size:.7rem; font-weight:800; display:flex; align-items:center; justify-content:center; flex:none; }
.list-meta{ display:flex; flex-direction:column; flex:1; min-width:0; }
.list-meta strong{ font-size:.78rem; }
.list-meta span{ font-size:.68rem; color: var(--text-faint); }
.tag{ font-size:.62rem; font-weight:700; padding:4px 9px; border-radius:100px; white-space:nowrap; }
.tag-green{ background: rgba(37,99,235,.2); color: var(--violet-light); }
.tag-blue{ background: rgba(139,92,246,.22); color: var(--purple-light); }

.node-lines{ position:absolute; inset:0; pointer-events:none; }
.node{ position:absolute; width:6px; height:6px; border-radius:50%; background: var(--purple); box-shadow:0 0 10px 2px rgba(102,57,166,.5); opacity:.8; }
.node.n1{ top:18%; right:6%; } .node.n2{ bottom:30%; left:2%; background:var(--violet); box-shadow:0 0 10px 2px rgba(37,99,235,.5);} .node.n3{ top:48%; right:-2%; }

@keyframes scan{ 0%,100%{ top:8%; opacity:0; } 10%{opacity:1;} 50%{ top:80%; opacity:1;} 60%{opacity:0;} }
@keyframes pulse{ 0%,100%{ opacity:1; } 50%{ opacity:.3; } }

/* ============ Pillars (Sobre) ============ */
.pillars{ display:grid; grid-template-columns: repeat(3,1fr); gap:22px; margin-top: 56px; }
.pillar{ text-align:center; padding: 30px 20px; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-glass); }
.pillar-icon{ width:52px; height:52px; margin:0 auto 16px; border-radius:14px; background: linear-gradient(135deg, rgba(102,57,166,.2), rgba(37,99,235,.16)); display:flex; align-items:center; justify-content:center; color: var(--purple); }
.pillar-icon svg{ width:26px; height:26px; }
.pillar h3{ font-size: 1.05rem; margin-bottom:.4em; }
.pillar p{ font-size:.9rem; margin:0; }

/* ============ Generic cards / grids ============ */
.grid{ display:grid; gap: 22px; margin-top: 52px; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-5{ grid-template-columns: repeat(5, 1fr); }
.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-glass);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.card:hover{ transform: translateY(-6px); border-color: var(--border-strong); background: var(--surface-strong); box-shadow: 0 26px 46px -18px rgba(102,57,166,.32); }
.card-compact{ padding: 26px 22px; }
.card h3{ font-size: 1.05rem; margin-bottom: .4em; }
.card p{ font-size: .88rem; margin:0; }
.card-icon{
  width:48px; height:48px; border-radius:13px; margin-bottom:18px;
  background: linear-gradient(135deg, rgba(102,57,166,.2), rgba(37,99,235,.16));
  display:flex; align-items:center; justify-content:center; color: var(--violet);
}
.card-icon svg{ width:24px; height:24px; }
.card-icon-lg{ width:56px; height:56px; }
.card-icon-lg svg{ width:28px; height:28px; }
.card-audience{ text-align:left; }

/* ============ Product cards (Produtos e Soluções) ============ */
.product-card{ display:flex; flex-direction:column; }
.grid-products .product-card:last-child{ grid-column: 2; }
.product-features{ display:flex; flex-direction:column; gap:9px; margin: 6px 0 20px; }
.product-features li{ position:relative; padding-left:20px; font-size:.85rem; color: var(--text-muted); }
.product-features li::before{
  content:''; position:absolute; left:0; top:.5em; width:8px; height:8px; border-radius:2px;
  background: linear-gradient(135deg, var(--purple), var(--violet));
}
.card-link{
  margin-top:auto; display:inline-flex; align-items:center; gap:6px;
  font-size:.86rem; font-weight:700; color: var(--purple);
  transition: gap .2s var(--ease), color .2s var(--ease);
}
.card-link .icon{ width:16px; height:16px; }
.card-link:hover{ gap:10px; color: var(--violet); }

/* ============ Back link (responsaid.html) ============ */
.back-link{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.85rem; font-weight:700; color: var(--text-muted);
  margin-bottom: 22px; transition: gap .2s var(--ease), color .2s var(--ease);
}
.back-link svg{ width:16px; height:16px; }
.back-link:hover{ gap:12px; color: var(--purple); }

/* ============ ResponsaID ============ */
.responsaid-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:64px; align-items:center; }
.check-list{ display:flex; flex-direction:column; gap:14px; margin: 28px 0 34px; }
.check-list li{ display:flex; align-items:center; gap:12px; font-size:.95rem; color: var(--text); }
.check-list svg{ width:20px; height:20px; flex:none; color: var(--purple); background: rgba(102,57,166,.14); border-radius:50%; padding:3px; }

.tablet-frame{
  background: linear-gradient(160deg, rgba(255,255,255,.95), rgba(255,255,255,.7));
  border: 1px solid var(--border-strong);
  border-radius: 26px; padding: 16px;
  box-shadow: var(--shadow-glass), 0 0 90px -25px rgba(37,99,235,.3);
  max-width: 460px; margin: 0 auto; position: relative;
}
.tablet-cam{ width:8px; height:8px; border-radius:50%; background: rgba(102,57,166,.25); margin: 0 auto 12px; }
.tablet-screen{
  --text: #f5f1ff;
  --text-muted: #cabdea;
  --text-faint: #9c8ac0;
  --border: rgba(255,255,255,.1);
  --border-strong: rgba(255,255,255,.18);
  --surface: rgba(255,255,255,.05);
  color: var(--text);
  background: linear-gradient(160deg, rgba(30,18,50,.97), rgba(15,9,26,.98)); border:1px solid var(--border); border-radius:18px; padding: 22px;
}
.tab-header{ display:flex; justify-content:space-between; align-items:center; margin-bottom:18px; }
.tab-logo{ font-family:'Manrope',sans-serif; font-weight:700; font-size:.95rem; }
.tab-logo b{ color: var(--violet-light); }
.tab-status{ display:flex; align-items:center; gap:6px; font-size:.7rem; color: var(--text-faint); }
.tab-status i{ width:6px; height:6px; border-radius:50%; background: var(--violet); box-shadow:0 0 8px 2px var(--violet); }
.tab-search{ display:flex; align-items:center; gap:10px; background: rgba(255,255,255,.04); border:1px solid var(--border); border-radius:100px; padding:10px 16px; font-size:.8rem; color: var(--text-faint); margin-bottom:16px; }
.tab-search svg{ width:16px; height:16px; flex:none; }
.tab-card{ display:flex; align-items:center; gap:12px; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-sm); padding:14px; margin-bottom:18px; }
.tab-avatar{ width:40px; height:40px; border-radius:12px; background: linear-gradient(135deg, var(--purple), var(--violet)); color:#fff; font-weight:800; display:flex; align-items:center; justify-content:center; flex:none; }
.tab-info{ display:flex; flex-direction:column; flex:1; min-width:0; }
.tab-info strong{ font-size:.88rem; }
.tab-info span{ font-size:.72rem; color: var(--text-faint); }
.tab-students{ display:flex; flex-direction:column; gap:10px; margin-bottom:18px; }
.tab-student{ display:flex; align-items:center; gap:10px; font-size:.78rem; background: rgba(255,255,255,.03); border:1px solid var(--border); border-radius:12px; padding:10px 12px; }
.dot-status{ width:7px; height:7px; border-radius:50%; background: var(--violet-light); flex:none; }
.tab-student .student-name{ flex:1; }
.tab-btn{ background: rgba(139,92,246,.22); color: var(--purple-light); border:1px solid rgba(139,92,246,.36); font-size:.68rem; font-weight:700; padding:6px 12px; border-radius:100px; cursor:default; }
.tab-footer{ display:flex; align-items:center; gap:8px; font-size:.72rem; color: var(--text-faint); border-top:1px solid var(--border); padding-top:14px; }
.tab-footer svg{ width:15px; height:15px; flex:none; color: var(--violet-light); }

/* ============ Steps (Como funciona) ============ */
.steps{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; margin-top: 56px; position:relative; }
.step{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 28px 22px; position:relative; box-shadow: var(--shadow-glass); }
.step-number{ position:absolute; top:18px; right:22px; font-family:'Manrope',sans-serif; font-weight:800; font-size:1.6rem; color: rgba(102,57,166,.12); }
.step-icon{ width:48px; height:48px; border-radius:13px; margin-bottom:20px; background: linear-gradient(135deg, rgba(102,57,166,.2), rgba(37,99,235,.16)); display:flex; align-items:center; justify-content:center; color: var(--purple); }
.step-icon svg{ width:24px; height:24px; }
.step h3{ font-size: 1rem; margin-bottom:.4em; }
.step p{ font-size:.86rem; margin:0; }

/* ============ Differentials ============ */
.differentials{ display:flex; flex-direction:column; gap:0; margin-top: 50px; }
.differential{ display:flex; gap:24px; align-items:flex-start; padding: 26px 4px; border-bottom: 1px solid var(--border); }
.differential:first-child{ border-top: 1px solid var(--border); }
.diff-index{ font-family:'Manrope',sans-serif; font-weight:800; font-size:1.3rem; color: var(--purple); flex:none; width:44px; }
.differential h3{ font-size:1.05rem; margin-bottom:.3em; }
.differential p{ margin:0; font-size:.92rem; }

/* ============ CTA Final ============ */
.cta-final{ padding-top: 60px; }
.cta-box{
  --text: #ffffff;
  --text-muted: rgba(255,255,255,.86);
  --border-strong: rgba(255,255,255,.35);
  --surface: rgba(255,255,255,.14);
  --surface-strong: rgba(255,255,255,.24);
  text-align:center;
  color: var(--text);
  background: linear-gradient(135deg, var(--purple), var(--violet));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 70px 40px;
  position:relative; overflow:hidden;
  box-shadow: 0 30px 60px -20px rgba(102,57,166,.45);
}
.cta-box::before{
  content:''; position:absolute; inset:0;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,.16), transparent 60%);
}
.cta-box h2{ font-size: clamp(1.8rem, 3.4vw, 2.6rem); color: var(--text); }
.cta-box h2 .text-gradient{ background:none; -webkit-text-fill-color: currentColor; color: var(--text); }
.cta-box .lead{ margin: 0 auto; color: var(--text-muted); }
.cta-box .btn-primary{ background: #fff; color: var(--purple); box-shadow: 0 12px 26px -8px rgba(0,0,0,.25); }
.cta-box .btn-primary:hover{ box-shadow: 0 16px 32px -8px rgba(0,0,0,.3); }
.cta-box .btn-ghost{ background: var(--surface); border-color: var(--border-strong); color: var(--text); box-shadow:none; }
.cta-box .btn-ghost:hover{ background: var(--surface-strong); border-color: rgba(255,255,255,.6); }

/* ============ WhatsApp flutuante ============ */
.whatsapp-float{
  position: fixed; right: 24px; bottom: 24px; z-index: 200;
  width: 60px; height: 60px; border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  background: #25d366; color:#fff;
  box-shadow: 0 14px 30px -8px rgba(37,211,102,.55);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), opacity .25s var(--ease);
}
.whatsapp-float svg{ width: 30px; height: 30px; }
.whatsapp-float:hover{ transform: translateY(-3px) scale(1.05); box-shadow: 0 18px 36px -6px rgba(37,211,102,.65); }
.whatsapp-float.is-hidden{ opacity:0; transform: translateY(12px) scale(.85); pointer-events:none; }
.whatsapp-float::before{
  content:''; position:absolute; inset:0; border-radius:50%;
  box-shadow: 0 0 0 0 rgba(37,211,102,.55);
  animation: wa-pulse 2.4s ease-out infinite;
}
@keyframes wa-pulse{
  0%{ box-shadow: 0 0 0 0 rgba(37,211,102,.45); }
  70%{ box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100%{ box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ============ ResponsaID — subseções (problema, solução, apps, LGPD, implantação) ============ */
.responsaid-sub{ margin-top: 90px; padding-top: 68px; border-top: 1px solid var(--border); }
.responsaid-sub h3{ font-size: clamp(1.5rem, 2.6vw, 2rem); }
.responsaid-sub .lead.center{ margin-left:auto; margin-right:auto; }
.responsaid-sub .card h3{ font-size: 1.05rem; }

.grid-2{ grid-template-columns: repeat(2, 1fr); }

.apps-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 32px; margin-top: 52px; }
.app-demo-card{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius);
  padding: 30px; text-align:center; box-shadow: var(--shadow-glass);
}
.app-tag{ display:inline-block; margin-top: 18px; font-size:.72rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color: var(--purple); }
.app-demo-card h4{ font-family:'Manrope',sans-serif; font-weight:800; font-size:1.15rem; margin: 4px 0 18px; }
.app-features{ display:flex; flex-direction:column; gap:12px; text-align:left; }
.app-features li{ display:flex; align-items:center; gap:10px; font-size:.88rem; color: var(--text-muted); }
.app-features svg{ width:18px; height:18px; flex:none; color: var(--purple); background: rgba(102,57,166,.14); border-radius:50%; padding:3px; }

.phone-frame{
  width: 220px; margin: 0 auto;
  background: linear-gradient(160deg, rgba(255,255,255,.95), rgba(255,255,255,.7));
  border: 1px solid var(--border-strong); border-radius: 26px; padding: 10px;
  box-shadow: var(--shadow-glass), 0 0 60px -20px rgba(37,99,235,.28);
}
.app-demo-video{
  width:100%; aspect-ratio: 4 / 5; object-fit: cover;
  display:block; border-radius: 18px; background: #0d0817;
}

/* ============ Notification mockup (App do Responsável) ============ */
.notif-frame{
  width: 220px; margin: 0 auto; aspect-ratio: 4 / 5;
  border-radius: 26px; padding: 34px 14px 14px;
  background: linear-gradient(160deg, var(--purple-dim), var(--purple) 55%, var(--violet));
  box-shadow: var(--shadow-glass), 0 0 60px -20px rgba(37,99,235,.28);
  position: relative; overflow:hidden;
}
.notif-frame .lock-time{ text-align:center; color:#fff; margin-bottom: 26px; }
.lock-time strong{ display:block; font-family:'Manrope',sans-serif; font-weight:800; font-size:2.4rem; line-height:1; }
.lock-time span{ display:block; margin-top:6px; font-size:.72rem; color: rgba(255,255,255,.75); }

.chat-bubble{
  position:relative; max-width: 88%; margin-right:auto;
  background: rgba(255,255,255,.94); border-radius: 4px 14px 14px 14px;
  padding: 10px 40px 10px 12px; backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px -8px rgba(0,0,0,.35);
  text-align:left;
}
.chat-bubble strong{ display:block; font-size:.76rem; font-weight:700; color: var(--purple); margin-bottom:2px; }
.chat-bubble p{ margin:0; font-size:.8rem; line-height:1.4; color:#222; }
.chat-bubble .bubble-time{ position:absolute; right:12px; bottom:9px; font-size:.62rem; color:#8a8a8a; }

.steps-3{ grid-template-columns: repeat(3, 1fr); }
.implantacao-note{ margin-top: 30px; font-size: .88rem; color: var(--text-faint); max-width: 640px; margin-left:auto; margin-right:auto; }

/* ============ Contact form ============ */
.contact-form-wrap{ max-width: 640px; margin: 44px auto 0; }
.contact-form{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px; box-shadow: var(--shadow-glass);
}
.form-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-grid label{
  display:block;
  font-size:.86rem; font-weight:700; color: var(--text);
}
.form-grid label.full{ grid-column: 1 / -1; }
.req{ color: var(--violet); }
.form-grid input, .form-grid select, .form-grid textarea{
  display:block; width:100%; margin-top:8px;
  font: inherit; font-weight:500; color: var(--text);
  background: var(--surface-strong); border:1px solid var(--border-strong); border-radius: var(--radius-sm);
  padding: 12px 14px; outline:none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.form-grid input::placeholder, .form-grid textarea::placeholder{ color: var(--text-faint); }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus{
  border-color: var(--purple); box-shadow: 0 0 0 3px rgba(102,57,166,.15);
}
.form-grid textarea{ resize: vertical; min-height: 84px; font-family:'Inter',sans-serif; }
.btn-block{ display:flex; width:100%; margin-top: 24px; }
.form-note{ margin: 14px 0 0; font-size:.8rem; color: var(--text-faint); text-align:center; }
.form-status{ margin: 10px 0 0; font-size:.86rem; font-weight:700; text-align:center; min-height: 1.2em; opacity:0; transition: opacity .2s var(--ease); }
.form-status.show{ opacity:1; }
.form-status.show.ok{ color: var(--violet); }
.form-status.show.err{ color: #d64545; }
.contact-alt{ margin-top: 22px; font-size:.9rem; color: var(--text-muted); }
.contact-alt a{ color: var(--purple); font-weight:700; }
.contact-alt a:hover{ color: var(--violet); }

@media (max-width: 640px){
  .form-grid{ grid-template-columns: 1fr; }
  .contact-form{ padding: 26px 22px; }
}

/* ============ Footer ============ */
.site-footer{ background: var(--bg-deep); border-top: 1px solid var(--border); padding: 64px 0 28px; position:relative; z-index:2; }
.footer-inner{ display:grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand p{ font-size:.86rem; margin-top:14px; max-width: 280px; }
.footer-col h4{ font-family:'Manrope',sans-serif; font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; color: var(--text-faint); margin-bottom:16px; }
.footer-col a, .footer-col span{ display:block; font-size:.9rem; color: var(--text-muted); margin-bottom:10px; }
.footer-col a:hover{ color: var(--purple); }
.footer-note{ font-size:.78rem !important; color: var(--text-faint) !important; }
.footer-bottom{ border-top:1px solid var(--border); padding-top: 24px; font-size:.8rem; color: var(--text-faint); }

/* ============ Reveal animation ============ */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in-view{ opacity:1; transform: translateY(0); }

/* ============ Responsive ============ */
@media (max-width: 1024px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ margin-top: 48px; max-width: 460px; margin-left:auto; margin-right:auto; }
  .responsaid-grid{ grid-template-columns: 1fr; gap: 48px; }
  .grid-5{ grid-template-columns: repeat(3,1fr); }
  .steps{ grid-template-columns: repeat(2,1fr); }
  .steps-3{ grid-template-columns: repeat(2,1fr); }
  .apps-grid{ grid-template-columns: 1fr; max-width: 380px; margin-left:auto; margin-right:auto; }
  .footer-inner{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px){
  .nav{
    position:absolute; top: 100%; left:16px; right:16px;
    background: rgba(239,231,251,.97); border:1px solid var(--border); border-radius: var(--radius);
    flex-direction:column; align-items:stretch; gap:0; padding: 10px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-glass);
    transform-origin: top center;
    transform: scaleY(0); opacity:0; pointer-events:none;
    transition: transform .25s var(--ease), opacity .2s var(--ease);
  }
  .nav.open{ transform: scaleY(1); opacity:1; pointer-events:auto; }
  .nav a{ padding: 13px 14px; border-radius: 10px; }
  .nav a:hover{ background: var(--surface); }
  .nav-toggle{ display:flex; }
  .brand-logo{ height: 54px; }

  .hero{ padding: 150px 0 80px; }
  .section{ padding: 76px 0; }
  .pillars{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-products .product-card:last-child{ grid-column: auto; }
  .grid-2{ grid-template-columns: 1fr; }
  .grid-5{ grid-template-columns: repeat(2,1fr); }
  .steps{ grid-template-columns: 1fr; }
  .steps-3{ grid-template-columns: 1fr; }
  .hero-stats{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .stat span{ max-width:none; }
  .footer-inner{ grid-template-columns: 1fr; gap: 30px; }
  .responsaid-sub{ margin-top: 60px; padding-top: 46px; }
  .whatsapp-float{ right: 16px; bottom: 16px; width: 54px; height: 54px; }
  .whatsapp-float svg{ width: 26px; height: 26px; }
}

@media (max-width: 480px){
  .grid-5{ grid-template-columns: 1fr; }
  .cta-box{ padding: 48px 22px; }
  .device-frame{ padding: 14px 12px 18px; }
}