/*
  Vex Sales — Premium Definitivo
  - CSS moderno, acessível e escalável
  - Responsivo, com foco em UX/UI e performance
*/

:root{
  --bg: #0b0b12;
  --panel: rgba(255,255,255,.06);
  --panel2: rgba(255,255,255,.08);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --muted2: rgba(255,255,255,.55);
  --line: rgba(255,255,255,.10);
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --radius: 18px;
  --radius2: 24px;

  --a: #9335D9; /* Roxo Vex */
  --b: #FB9D56; /* Laranja Vex */
  --c: #CB4ACE;
  --grad: linear-gradient(135deg, var(--a), var(--c), var(--b));
  --grad2: linear-gradient(135deg, rgba(109,56,255,.22), rgba(27,211,255,.18));
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 800px at 15% -10%, rgba(109,56,255,.25), transparent 60%),
              radial-gradient(900px 600px at 95% 10%, rgba(27,211,255,.18), transparent 55%),
              var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a{ color: inherit; text-decoration: none; }
a:hover{ opacity: .92; }

.container{
  width: min(1120px, 92vw);
  margin-inline: auto;
}

.sr-only{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

.skip-link{
  position:absolute;
  top: 10px; left: 10px;
  transform: translateY(-150%);
  background: #111;
  border: 1px solid var(--line);
  padding: 10px 12px;
  border-radius: 12px;
  z-index: 9999;
}
.skip-link:focus{ transform: translateY(0); outline: none; }

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11,11,18,.55);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-elevated{
  border-bottom-color: var(--line);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand{ display:flex; align-items:center; gap: 10px; }
.brand-mark{
  width: 34px; height: 34px;
  border-radius: 12px;
  background: var(--grad);
  box-shadow: 0 12px 30px rgba(109,56,255,.25);
}
.brand-name{ font-weight: 700; letter-spacing: -0.02em; }

.nav-menu{
  display:flex;
  align-items:center;
  gap: 16px;
}
.nav-menu a{
  color: var(--muted);
  font-weight: 500;
  font-size: 14px;
  padding: 10px 10px;
  border-radius: 12px;
}
.nav-menu a:hover{ color: var(--text); background: rgba(255,255,255,.05); }

.nav-toggle{
  display:none;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: 14px;
  width: 44px; height: 44px;
  align-items:center; justify-content:center;
  cursor:pointer;
}
.burger{
  width: 18px; height: 2px;
  background: var(--text);
  position: relative;
}
.burger::before,.burger::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;height:2px;
  background: var(--text);
}
.burger::before{ top:-6px; }
.burger::after{ top: 6px; }

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: var(--grad);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 18px 45px rgba(109,56,255,.18);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover{ transform: translateY(-1px); filter: brightness(1.05); }
.btn:active{ transform: translateY(0); }

.btn-ghost{
  background: rgba(255,255,255,.06);
  box-shadow: none;
}
.btn-sm{ padding: 10px 12px; border-radius: 14px; font-size: 14px; }
.btn-block{ width: 100%; }

/* Hero */
.hero{
  position: relative;
  overflow: hidden;
  padding: 72px 0 42px;
}
.hero-bg{
  position:absolute;
  inset: -30% -20%;
  background:
    radial-gradient(500px 350px at 15% 20%, rgba(109,56,255,.40), transparent 60%),
    radial-gradient(520px 380px at 80% 35%, rgba(27,211,255,.22), transparent 62%),
    radial-gradient(500px 420px at 70% 85%, rgba(0,240,168,.14), transparent 60%);
  filter: blur(4px);
  pointer-events:none;
}

.hero-grid{
  position: relative;
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 34px;
  align-items: start;
}
.kicker{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items:center;
  color: var(--muted);
  font-weight: 600;
  font-size: 13px;
}
.dot{
  width: 6px; height: 6px;
  border-radius: 999px;
  background: rgba(255,255,255,.35);
}
.muted{ color: var(--muted); }
.lead{
  font-size: 18px;
  color: var(--muted);
  max-width: 62ch;
  margin: 14px 0 18px;
}
.hero h1{
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.04em;
  margin: 10px 0 6px;
}
.hero-ctas{ display:flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }

.trust{
  margin-top: 18px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.trust-item{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: 16px;
  padding: 12px 12px;
}
.trust-value{ font-weight: 800; letter-spacing: -0.02em; display:block; }
.trust-label{ color: var(--muted2); font-size: 12px; }

/* Panels / Cards */
.panel, .card, .scope-card{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
}
.panel{ padding: 22px; position: sticky; top: 86px; }
.panel-title{ font-size: 16px; margin: 0 0 10px; }
.panel-note{ color: var(--muted); margin: 10px 0 14px; }
.panel-divider{ height: 1px; background: var(--line); margin: 14px 0; }

.bullets{ margin: 0; padding-left: 18px; color: var(--muted); }
.bullets li{ margin: 8px 0; }

.section{ padding: 72px 0; }
.section-dark{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02));
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.section-head{
  display:grid;
  gap: 10px;
  margin-bottom: 22px;
}
.section-head h2{
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.03em;
}
.section-head p{
  margin: 0;
  color: var(--muted);
  max-width: 75ch;
}

.cards-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card{ padding: 18px; }
.card h3{ margin: 0 0 8px; letter-spacing: -0.02em; }
.mini{ font-size: 13px; }
.card p{ margin: 0 0 10px; color: var(--muted); }
.card p:last-child{ margin-bottom: 0; }

/* Tabs */
.tabs{ margin-top: 18px; }
.tablist{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 10px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: 18px;
}
.tab{
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: 10px 12px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
}
.tab:hover{ color: var(--text); background: rgba(255,255,255,.05); }
.tab.is-active{
  color: var(--text);
  border-color: rgba(255,255,255,.10);
  background: rgba(255,255,255,.06);
}
.tabpanels{ margin-top: 14px; }
.tabpanel{ display:none; }
.tabpanel.is-active{ display:block; }

.model-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 16px;
  align-items: start;
}
.model-copy{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius2);
  padding: 18px;
}
.model-copy h3{ margin: 0 0 8px; letter-spacing: -0.02em; }
.model-copy p{ margin: 0 0 12px; color: var(--muted); }

.check{ margin: 0; padding-left: 0; list-style:none; }
.check li{
  margin: 10px 0;
  padding-left: 26px;
  position: relative;
  color: var(--muted);
}
.check li::before{
  content:"";
  position:absolute;
  left:0; top: 8px;
  width: 14px; height: 14px;
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(109,56,255,.9), rgba(27,211,255,.9));
  box-shadow: 0 10px 20px rgba(109,56,255,.15);
}

.model-card{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: var(--radius2);
  padding: 18px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  margin: 0 0 10px;
}
.big{ font-size: 18px; margin: 0 0 10px; color: var(--text); }
.divider{ height: 1px; background: var(--line); margin: 12px 0; }

.model-footnote{ margin-top: 10px; }

/* Scope */
.scope-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.scope-card{ padding: 18px; }
.scope-card h3{ margin: 0 0 8px; }

/* Pricing */
.pricing-grid{
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 16px;
  align-items: start;
}
.price-card{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: var(--radius2);
  padding: 18px;
}
.price-lines{ display:grid; gap: 10px; margin-top: 10px; }
.line{
  display:flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
}
.line span{ color: var(--muted); }
.line strong{ letter-spacing: -0.02em; }

.calc{ padding: 18px; }
.calc-head{ margin-bottom: 10px; }
.calc-head h3{ margin: 0 0 4px; }
.calc-form{ display:grid; gap: 12px; }
.field{ display:grid; gap: 8px; }
.field span{ color: var(--muted); font-weight: 600; font-size: 13px; }
input, select, textarea{
  width: 100%;
  background: rgba(255,255,255,.05);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 16px;
  padding: 12px 12px;
  font: inherit;
  outline: none;
}
textarea{ resize: vertical; min-height: 110px; }
input:focus, select:focus, textarea:focus{
  border-color: rgba(27,211,255,.55);
  box-shadow: 0 0 0 4px rgba(27,211,255,.12);
}
.two-cols{ display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.range-meta{ display:flex; justify-content: space-between; align-items:center; margin-top: -2px; }
.calc-results{
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.04);
  border-radius: 18px;
  padding: 12px;
}
.result{
  display:flex;
  justify-content: space-between;
  padding: 10px 10px;
  border-radius: 14px;
}
.result span{ color: var(--muted); }
.result.total{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
}
.calc-cta{ margin-top: 6px; }

/* Timeline */
.timeline{
  display:grid;
  gap: 12px;
}
.step{
  display:flex;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius2);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
}
.step-num{
  width: 40px; height: 40px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: var(--grad2);
  border: 1px solid rgba(255,255,255,.08);
  font-weight: 900;
}
.step h3{ margin: 0 0 6px; }
.step p{ margin: 0; color: var(--muted); }

/* Accordion */
.accordion{ display:grid; gap: 12px; }
.acc-item{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius2);
  padding: 12px 14px;
}
.acc-item summary{
  cursor:pointer;
  font-weight: 800;
  letter-spacing: -0.01em;
  list-style: none;
}
.acc-item summary::-webkit-details-marker{ display:none; }
.acc-content{ color: var(--muted); padding: 10px 0 4px; }

/* Contact */
.cta-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 16px;
  align-items: start;
}
.mini-points{ margin: 14px 0 0; padding-left: 18px; color: var(--muted); }
.form-card{ padding: 18px; }
.form-note{ margin: 10px 0 0; }
.form-status{ margin-top: 10px; font-size: 14px; }
.form-status.ok{ color: rgba(0,240,168,.9); }
.form-status.err{ color: rgba(255,120,120,.95); }

/* Footer */
.site-footer{
  border-top: 1px solid rgba(255,255,255,.06);
  background: rgba(0,0,0,.25);
  padding: 28px 0;
}
.footer-inner{
  display:flex;
  align-items:flex-start;
  justify-content: space-between;
  gap: 16px;
}
.footer-links{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
}
.brand-inline{ display:flex; align-items:center; gap: 10px; }

/* Reveal */
.reveal{
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.is-in{
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .panel{ position: relative; top: 0; }
  .cards-3{ grid-template-columns: 1fr; }
  .model-grid{ grid-template-columns: 1fr; }
  .scope-grid{ grid-template-columns: 1fr; }
  .pricing-grid{ grid-template-columns: 1fr; }
  .cta-grid{ grid-template-columns: 1fr; }
  .trust{ grid-template-columns: 1fr; }
}

@media (max-width: 820px){
  .nav-toggle{ display:inline-flex; }
  .nav-menu{
    display:none;
    position:absolute;
    right: 4vw;
    top: 64px;
    width: min(420px, 92vw);
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border-radius: 18px;
    background: rgba(12,12,18,.92);
    border: 1px solid rgba(255,255,255,.10);
    box-shadow: 0 20px 60px rgba(0,0,0,.50);
  }
  .nav-menu.is-open{ display:flex; }
  .nav-menu a{ padding: 12px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ transition: none; transform:none; opacity: 1; }
  .btn{ transition: none; }
}

.logo-img{
  height: 34px;
  width: auto;
}


/* Brand icon (logo sem nome) */
.brand-icon{
  display:block;
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 14px 28px rgba(0,0,0,.35));
}
.footer-icon{ width: 32px; height: 32px; }


/* Brand full logo */
.brand-logo-full{
  height: 38px;
  width: auto;
  display: block;
  filter: drop-shadow(0 12px 28px rgba(0,0,0,.35));
}
.footer-logo-full{
  height: 34px;
}


/* Select / option contrast fix */
select {
  background-color: #111 !important;
  color: #ffffff !important;
}

select option {
  background-color: #ffffff !important;
  color: #000000 !important;
}

select option:checked,
select option:hover {
  background-color: #f2f2f2 !important;
  color: #000000 !important;
}