:root {
  --bs-primary: #00d4ff;
  --bs-primary-rgb: 0, 212, 255;
  --bs-success: #00ff88;
  --bs-warning: #ffd700;
  --bs-dark: #0f172a;
  --bs-dark-rgb: 15, 23, 42;
}

body {
  background: #0a0e17;
  font-family: 'Roboto', sans-serif;
  color: #e2e8f0;
  overflow-x: hidden;
}

h1, h2, h3, h4, .display-4, .card-title {
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 0.5px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(rgba(10, 14, 23, 0.85), rgba(10, 14, 23, 0.9)),
              url('https://images.unsplash.com/photo-1518770660439-24edd4c8784f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  display: flex;
  align-items: center;
  color: white;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at center, rgba(0, 212, 255, 0.15), transparent 70%);
  pointer-events: none;
}

.hero .display-4 {
  font-weight: 700;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.hero .lead {
  font-size: 1.3rem;
  max-width: 700px;
  margin: 1.5rem auto;
  opacity: 0.9;
}

/* Navbar */
.navbar {
  background: rgba(15, 23, 42, 0.95) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.navbar-brand {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  color: var(--bs-primary) !important;
  font-size: 1.5rem;
}

/* Pacotes (Cards) */
.package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1rem 0;
}

.package-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.4s ease;
  backdrop-filter: blur(8px);
  height: 100%;
  position: relative;
}

.package-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), transparent);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.package-card:hover::before {
  opacity: 1;
}

.package-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.25);
  border-color: var(--bs-primary);
}

.card-header {
  background: rgba(0, 212, 255, 0.15);
  border-bottom: 1px solid rgba(0, 212, 255, 0.3);
  padding: 1rem;
  text-align: center;
  font-weight: 600;
}

.card-header i {
  font-size: 2rem;
  color: var(--bs-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.card-body {
  padding: 1.5rem;
  flex-grow: 1;
}

.price-entry {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--bs-success);
  margin-bottom: 0.5rem;
}

.price-entry .small {
  font-size: 0.8rem;
  color: #94a3b8;
  font-weight: 400;
}

.price-monthly {
  font-size: 1.1rem;
  color: var(--bs-warning);
  font-weight: 500;
}

.price-dash {
  color: #64748b;
  font-style: italic;
}

.badge-popular {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: linear-gradient(45deg, #ff6b6b, #ee5a52);
  color: white;
  font-size: 0.7rem;
  padding: 0.35rem 0.6rem;
  border-radius: 1rem;
  font-weight: 600;
  z-index: 2;
}

.btn-select {
  background: transparent;
  border: 2px solid var(--bs-primary);
  color: var(--bs-primary);
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  width: 100%;
  margin-top: 1rem;
}

.btn-select:hover {
  background: var(--bs-primary);
  color: #0f172a;
  transform: scale(1.03);
}

/* Responsividade */
@media (max-width: 576px) {
  .package-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .card-header i {
    font-size: 1.8rem;
  }
  .price-entry {
    font-size: 1.3rem;
  }
}

/* CTA Final */
.cta-final {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-final::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.1), transparent 70%);
  animation: pulse 8s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.btn-cta {
  background: linear-gradient(45deg, #00d4ff, #0099cc);
  border: none;
  padding: 0.9rem 2.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 50px;
  box-shadow: 0 10px 20px rgba(0, 212, 255, 0.3);
  transition: all 0.3s ease;
}

.btn-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(0, 212, 255, 0.5);
}

/* Footer */
footer {
  background: #0a0e17;
  border-top: 1px solid rgba(0, 212, 255, 0.2);
  font-size: 0.9rem;
}

.social-icons a {
  color: #94a3b8;
  font-size: 1.3rem;
  margin: 0 0.5rem;
  transition: color 0.3s;
}

.social-icons a:hover {
  color: var(--bs-primary);
}