:root {
  --azul-escuro: #0a1628;
  --azul-medio: #0d2244;
  --azul-principal: #0f3460;
  --azul-vivo: #1565c0;
  --azul-claro: #1e88e5;
  --azul-brilho: #42a5f5;
  --acento: #00b4d8;
  --acento2: #00e5ff;
  --branco: #f0f6ff;
  --cinza-claro: #e8f0fe;
  --texto: #c5d8f5;
  --texto-fraco: #7ca3d4;
  --sombra: rgba(0,180,216,0.15);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Barlow', sans-serif;
  background: var(--azul-escuro);
  color: var(--texto);
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* TOPBAR */
.topbar {
  background: var(--azul-escuro);
  border-bottom: 1px solid rgba(21,101,192,0.3);
  padding: 8px 0;
  font-size: 0.78rem;
  color: var(--texto-fraco);
  position: relative;
  z-index: 100;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.topbar a { color: var(--acento); text-decoration: none; }
.topbar a:hover { color: var(--acento2); }

/* NAVBAR */
.navbar {
  position: sticky; top: 0; z-index: 999;
  background: rgba(10,22,40,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(21,101,192,0.25);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; max-width: 1200px; margin: 0 auto; height: 64px;
}
.logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.5rem; font-weight: 800; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--branco); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.logo span { color: var(--acento); }
.logo-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--azul-vivo), var(--acento));
  border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.nav-links { display: flex; list-style: none; gap: 4px; }
.nav-links a {
  display: block; padding: 8px 14px; color: var(--texto-fraco);
  text-decoration: none; font-size: 0.88rem; font-weight: 500;
  letter-spacing: 0.03em; text-transform: uppercase; border-radius: 6px; transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--branco); background: rgba(21,101,192,0.2); }
.nav-links a.active { color: var(--acento); }
.nav-cta {
  background: linear-gradient(135deg, var(--azul-vivo), var(--acento)) !important;
  color: var(--branco) !important; border-radius: 6px !important;
}
.nav-cta:hover { opacity: 0.9; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--branco); border-radius: 2px; }
.mobile-menu { display: none; }

/* CONTAINER */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* PAGE HERO (banner interno) */
.page-hero {
  position: relative; padding: 72px 0 60px; overflow: hidden;
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul-medio) 100%);
}
.page-hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(21,101,192,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(21,101,192,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero-glow {
  position: absolute; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,180,216,0.1) 0%, transparent 70%);
  top: -100px; right: -100px;
}
.page-hero-content { position: relative; z-index: 2; }
.page-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--acento); border-bottom: 2px solid var(--acento);
  padding-bottom: 4px; margin-bottom: 14px;
}
.page-hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800;
  text-transform: uppercase; color: var(--branco); line-height: 1.05; letter-spacing: 0.02em;
}
.page-hero h1 span { color: var(--acento); }
.page-hero p { margin-top: 14px; color: var(--texto-fraco); max-width: 560px; line-height: 1.7; font-size: 1rem; }
.breadcrumb { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; font-size: 0.78rem; color: var(--texto-fraco); }
.breadcrumb a { color: var(--acento); text-decoration: none; }
.breadcrumb a:hover { color: var(--acento2); }
.breadcrumb span { opacity: 0.4; }

/* SECTION */
section.content-section { padding: 80px 0; }
section.content-section.alt { background: linear-gradient(180deg, var(--azul-escuro), var(--azul-medio)); }
.section-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--acento); border-bottom: 2px solid var(--acento);
  padding-bottom: 4px; margin-bottom: 16px;
}
.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800;
  text-transform: uppercase; color: var(--branco); line-height: 1.1; letter-spacing: 0.02em;
}
.section-title span { color: var(--acento); }
.section-desc { margin-top: 14px; color: var(--texto-fraco); line-height: 1.7; font-size: 0.95rem; }

/* CARDS base */
.card-base {
  background: rgba(13,34,68,0.7); border: 1px solid rgba(21,101,192,0.2);
  border-radius: 14px; padding: 28px 24px; transition: all 0.3s;
}
.card-base:hover { border-color: rgba(0,180,216,0.4); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.2); }

/* BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--azul-vivo), var(--acento));
  color: white; padding: 13px 26px; border-radius: 8px; text-decoration: none;
  font-weight: 600; font-size: 0.9rem; letter-spacing: 0.05em; text-transform: uppercase;
  transition: all 0.3s; box-shadow: 0 4px 20px rgba(0,180,216,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,180,216,0.4); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid rgba(21,101,192,0.5); color: var(--texto);
  padding: 13px 26px; border-radius: 8px; text-decoration: none;
  font-weight: 500; font-size: 0.9rem; letter-spacing: 0.03em; text-transform: uppercase; transition: all 0.3s;
}
.btn-outline:hover { border-color: var(--acento); color: var(--acento); background: rgba(0,180,216,0.05); }

/* FOOTER */
footer {
  background: var(--azul-escuro); border-top: 1px solid rgba(21,101,192,0.2); padding: 48px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { color: var(--texto-fraco); font-size: 0.85rem; line-height: 1.7; margin-top: 14px; max-width: 280px; }
.footer-col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--branco); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: var(--texto-fraco); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--acento); }
.footer-bottom {
  border-top: 1px solid rgba(21,101,192,0.15); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 0.78rem; color: var(--texto-fraco);
}
.footer-bottom a { color: var(--acento); text-decoration: none; }

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px;
  width: 56px; height: 56px; background: #25d366; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4); text-decoration: none; z-index: 998; transition: all 0.3s;
  animation: floatBtn 3s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.1); }
@keyframes floatBtn { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-4px)} }
.whatsapp-float svg { width: 28px; height: 28px; fill: white; }

/* FADE IN */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu.open {
    display: flex; flex-direction: column;
    background: var(--azul-medio); border-top: 1px solid rgba(21,101,192,0.3);
    padding: 16px; gap: 4px;
  }
  .mobile-menu a {
    display: block; padding: 10px 14px; color: var(--texto);
    text-decoration: none; font-size: 0.9rem; border-radius: 6px;
  }
  .mobile-menu a:hover { background: rgba(21,101,192,0.2); }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}