/* Visivia Agentes — Shared Top Tab Bar + design tokens
   Use em: /vendeai/index.html, /squadai/index.html e portal /
   Codex aprovou Opcao B (top tab bar permanente) UX/UI
*/

:root {
  --vi-blue: #3b82f6;
  --vi-blue-light: #60a5fa;
  --vi-blue-dark: #2563eb;
  --vi-purple: #7c3aed;
  --vi-purple-light: #a78bfa;
  --vi-success: #22c55e;

  --vi-bg-base: #09090b;
  --vi-bg-surface: #141419;
  --vi-bg-elevated: #1a1a21;

  --vi-border: #27272a;
  --vi-border-subtle: #1f1f23;
  --vi-border-strong: #3f3f46;

  --vi-text-primary: #fafafa;
  --vi-text-secondary: #a1a1aa;
  --vi-text-tertiary: #71717a;

  --vi-font-heading: 'Space Grotesk', system-ui, sans-serif;
  --vi-font-body: 'Manrope', system-ui, sans-serif;

  --vi-gradient-hero: linear-gradient(135deg, #3b82f6 0%, #7c3aed 50%, #3b82f6 100%);
  --vi-gradient-cta: linear-gradient(135deg, #3b82f6, #2563eb);
  --vi-gradient-purple: linear-gradient(135deg, #7c3aed, #a78bfa);
  --vi-gradient-mesh: radial-gradient(at 10% 90%, rgba(59,130,246,0.12), transparent 50%),
                      radial-gradient(at 90% 10%, rgba(124,58,237,0.10), transparent 50%),
                      radial-gradient(at 50% 50%, rgba(6,182,212,0.05), transparent 40%);

  --vi-radius-md: 8px;
  --vi-radius-lg: 12px;
  --vi-radius-xl: 16px;
  --vi-shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
  --vi-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --vi-container: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--vi-bg-base);
  color: var(--vi-text-primary);
  font-family: var(--vi-font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.mesh-gradient {
  position: fixed; inset: 0;
  background: var(--vi-gradient-mesh);
  pointer-events: none; z-index: 0;
}
.container { max-width: var(--vi-container); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ============================================
   TOP TAB BAR — comum entre /vendeai e /squadai
   ============================================ */
nav.tabs-top {
  position: sticky; top: 0; z-index: 100;
  background: rgba(9, 9, 11, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--vi-border-subtle);
}
nav.tabs-top .inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--vi-container); margin: 0 auto; padding: 16px 24px;
  gap: 24px;
}
nav.tabs-top .brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--vi-text-primary);
  font-family: var(--vi-font-heading); font-weight: 700; font-size: 18px;
  letter-spacing: -0.3px;
}
nav.tabs-top .brand .logo-square {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--vi-gradient-hero);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px; font-weight: 700;
}
nav.tabs-top .brand small {
  font-family: var(--vi-font-body); font-size: 11px; font-weight: 400;
  color: var(--vi-text-tertiary); letter-spacing: 0.5px;
  margin-left: 6px; padding-left: 10px; border-left: 1px solid var(--vi-border);
  text-transform: uppercase;
}

nav.tabs-top .product-tabs {
  display: flex; gap: 4px;
  background: var(--vi-bg-surface);
  padding: 4px;
  border-radius: 100px;
  border: 1px solid var(--vi-border);
}
nav.tabs-top .product-tabs a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px;
  color: var(--vi-text-secondary);
  font-family: var(--vi-font-heading); font-weight: 600; font-size: 14px;
  text-decoration: none;
  border-radius: 100px;
  transition: all 0.2s var(--vi-ease);
  letter-spacing: 0.2px;
}
nav.tabs-top .product-tabs a .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--vi-text-tertiary);
  transition: background 0.2s var(--vi-ease);
}
nav.tabs-top .product-tabs a:hover { color: var(--vi-text-primary); }
nav.tabs-top .product-tabs a.active {
  color: #fff;
  background: var(--vi-bg-elevated);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
nav.tabs-top .product-tabs a.active[data-product="vendeai"] .dot { background: var(--vi-blue); box-shadow: 0 0 8px var(--vi-blue); }
nav.tabs-top .product-tabs a.active[data-product="squadai"] .dot { background: var(--vi-purple); box-shadow: 0 0 8px var(--vi-purple); }
nav.tabs-top .product-tabs a.active[data-product="atraiai"] .dot { background: #10b981; box-shadow: 0 0 8px #10b981; }
nav.tabs-top .product-tabs a.active[data-product="performaai"] .dot { background: #f59e0b; box-shadow: 0 0 8px #f59e0b; }

nav.tabs-top .right-cluster {
  display: flex; align-items: center; gap: 12px;
}
nav.tabs-top .cta-login {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px;
  background: transparent; color: var(--vi-text-primary);
  border: 1px solid var(--vi-border-strong);
  border-radius: var(--vi-radius-md);
  font-family: var(--vi-font-heading); font-weight: 600; font-size: 14px;
  text-decoration: none;
  transition: all 0.2s var(--vi-ease);
}
nav.tabs-top .cta-login:hover {
  border-color: var(--vi-blue);
  color: var(--vi-blue-light);
}
nav.tabs-top .cta-primary {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 11px 22px;
  background: var(--vi-gradient-cta); color: #fff;
  border-radius: var(--vi-radius-md);
  font-family: var(--vi-font-heading); font-weight: 600; font-size: 14px;
  text-decoration: none; border: 0;
  transition: all 0.2s var(--vi-ease);
}
nav.tabs-top .cta-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--vi-shadow-glow);
}

/* ============================================
   MOBILE — QA bugs P0+P1 fix 22/05 16h55
   ============================================ */
@media (max-width: 920px) {
  nav.tabs-top .inner { flex-wrap: wrap; gap: 10px; padding: 10px 14px; }
  nav.tabs-top .product-tabs { order: 3; }
  nav.tabs-top .product-tabs a { padding: 7px 14px; font-size: 12.5px; }
  nav.tabs-top .brand small { display: none; }
  nav.tabs-top .cta-login { display: none; }
  nav.tabs-top .cta-primary { padding: 9px 16px; font-size: 13px; }
}

@media (max-width: 768px) {
  /* Bug #1 — nav compacto */
  nav.tabs-top .inner { padding: 8px 14px; gap: 8px; }
  nav.tabs-top .brand { font-size: 16px; }
  nav.tabs-top .brand .logo-square { width: 24px; height: 24px; font-size: 13px; }
  nav.tabs-top .product-tabs { padding: 3px; }
  nav.tabs-top .product-tabs a { padding: 6px 12px; font-size: 12px; gap: 6px; }
  nav.tabs-top .product-tabs a .dot { width: 5px; height: 5px; }

  /* Bug #6/nav-mobile — a pilula ocupa a largura e rola na horizontal se nao couber,
     em vez de cortar o ultimo item (PerformaAI ficava fora da tela com max-width:240px). */
  nav.tabs-top .product-tabs {
    max-width: 100%; width: 100%; margin: 0;
    overflow-x: auto; justify-content: flex-start;
    -webkit-overflow-scrolling: touch; scrollbar-width: none;
  }
  nav.tabs-top .product-tabs::-webkit-scrollbar { display: none; }
  nav.tabs-top .product-tabs a { flex: 0 0 auto; }

  /* Bug #8 — section padding mobile reduzido */
  section.block { padding: 56px 0 !important; }

  /* Bug #2 — H1 letter-spacing menos agressivo */
  .hero h1 { letter-spacing: -0.5px !important; line-height: 1.1 !important; font-size: clamp(2rem, 8vw, 2.5rem) !important; }
  .hero { padding: 48px 0 32px !important; }

  /* Bug #10 — hide texto extra no subhead */
  .hide-mobile { display: none; }

  /* Final CTA mobile compacto */
  .final-cta { padding: 64px 24px !important; margin-top: 32px !important; }
  .final-cta h2 { font-size: clamp(1.75rem, 6vw, 2.5rem) !important; }
  .final-cta .lead { font-size: 16px !important; }
}

@media (max-width: 480px) {
  /* Bug #7 — stats numbers menor mobile */
  .stats-ribbon .grid { gap: 16px !important; }
  .stat .num { font-size: 1.75rem !important; }
  .stat .lbl { font-size: 10px !important; letter-spacing: 0.8px !important; }
  .stats-ribbon { padding: 24px 0 !important; }
}

/* ============================================
   FLOATING CTA MOBILE (Bug #9)
   Sticky bottom — sempre visivel pra conversao
   ============================================ */
.floating-cta {
  display: none;
}
@media (max-width: 768px) {
  .floating-cta {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    position: fixed; bottom: 12px; left: 12px; right: 12px;
    padding: 14px 20px;
    background: var(--vi-gradient-cta);
    color: #fff !important;
    font-family: var(--vi-font-heading);
    font-size: 14px; font-weight: 600;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.1);
    text-decoration: none;
    z-index: 90;
    text-align: center;
    transition: transform 0.2s var(--vi-ease);
  }
  .floating-cta:hover { transform: translateY(-1px); }
  .floating-cta[data-color="purple"] { background: var(--vi-gradient-purple); }
}

/* ============================================
   ELEMENTOS COMUNS DAS LANDINGS
   ============================================ */
.btn {
  padding: 16px 32px; border: 0; border-radius: var(--vi-radius-md);
  font: inherit; font-weight: 600; font-size: 15px; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
  transition: all 0.2s var(--vi-ease);
  font-family: var(--vi-font-heading); letter-spacing: 0.2px;
}
.btn-primary { background: var(--vi-gradient-cta); color: #fff; box-shadow: var(--vi-shadow-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(59,130,246,0.35); }
.btn-purple { background: var(--vi-gradient-purple); color: #fff; }
.btn-purple:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(124,58,237,0.35); }
.btn-ghost { background: transparent; color: var(--vi-text-primary); border: 1px solid var(--vi-border-strong); }
.btn-ghost:hover { border-color: var(--vi-blue); color: var(--vi-blue-light); }

.sticky-bar {
  background: var(--vi-gradient-hero);
  color: #fff; text-align: center; padding: 10px 16px;
  font-size: 13px; font-weight: 500; letter-spacing: 0.2px;
  position: relative; z-index: 99;
}
.sticky-bar[data-color="purple"] {
  background: var(--vi-gradient-purple);
}

footer.shared {
  background: var(--vi-bg-base);
  color: var(--vi-text-tertiary);
  padding: 48px 0 32px;
  border-top: 1px solid var(--vi-border-subtle);
  font-size: 14px;
  margin-top: 0;
  position: relative; z-index: 2;
}
footer.shared .row {
  display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: center;
  max-width: var(--vi-container); margin: 0 auto; padding: 0 24px;
}
footer.shared a { color: var(--vi-blue-light); text-decoration: none; }