/* Reset básico */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: #000;
  color: #fff;
  overflow-x: hidden;
}

/* Fundo tecnológico */
.tech-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(132, 0, 255, 0.3) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(139, 92, 246, 0.2) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 80%,
      rgba(168, 85, 247, 0.2) 0%,
      transparent 50%
    ),
    linear-gradient(135deg, #000 0%, #0a0a0a 100%);
}

.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-image: linear-gradient(
      rgba(132, 0, 255, 0.1) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(132, 0, 255, 0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.particle {
  position: absolute;
  background: linear-gradient(45deg, #8400ff, #a855f7);
  border-radius: 50%;
  opacity: 0.8;
  animation: float 8s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg) scale(1); opacity: 0.8; }
  50% { transform: translateY(-30px) rotate(180deg) scale(1.2); opacity: 0.4; }
}

/* Header transparente */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1rem 2rem;
  background: transparent;
  z-index: 1000;
}

nav {
  display: flex;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff;
}

.logo-img {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

/* Planos */
.plans-section {
  min-height: 100vh;
  padding: 2rem;
  margin-top: 80px;
}

.plans-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.plans-title {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #8400ff;
  font-weight: 700;
}

.plans-subtitle {
  font-size: 1.2rem;
  color: #b0b0b0;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.plan-card {
  background: rgba(132, 0, 255, 0.1);
  border: 1px solid rgba(132, 0, 255, 0.2);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.plan-card:hover {
  transform: translateY(-5px);
  border-color: rgba(132, 0, 255, 0.4);
  box-shadow: 0 20px 40px rgba(132, 0, 255, 0.2);
}

.plan-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.plan-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(45deg, #8400ff, #a855f7);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
}

.plan-title {
  font-size: 1.8rem;
  font-weight: bold;
  color: #fff;
}

.plan-description {
  color: #b0b0b0;
  margin-bottom: 2rem;
  line-height: 1.6;
  text-align: left;
}

.features-list {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
}

.features-list li {
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #e0e0e0;
  border-bottom: 1px solid rgba(132, 0, 255, 0.1);
}

.features-list li:last-child {
  border-bottom: none;
}

.features-list li::before {
  content: "✓";
  color: #8400ff;
  font-weight: bold;
  font-size: 1.2rem;
  width: 20px;
  text-align: center;
}

/* Botão Adquirir roxo */
.plan-button {
  width: 100%;
  padding: 1rem 1.5rem;
  background: transparent;
  border: 2px solid #8400ff;
  border-radius: 12px;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
}

.plan-button:hover {
  background: #8400ff;
  transform: translateY(-2px);
}

/* Responsivo */
@media (max-width: 768px) {
  .plans-title {
    font-size: 2.5rem;
  }

  .plans-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  }