/* Reset e Variáveis */
:root {
  --color-background: #080610;
  --color-deep: #130f1d;
  --color-neon: #a15eef;
  --color-accent: #bf97ff;
  --color-hover: #d4b6ff;
  --text-primary: #f0f0f0;
  --text-secondary: #b4b4b4;
  --card-bg: rgba(26, 20, 37, 0.92);
}

/* Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Arial', sans-serif;
  font-weight: 300; /* Mais leve */
  line-height: 1.5;
  background: var(--color-background);
  color: var(--text-primary);
  overflow-x: hidden;
  position: relative;
}

/* Background Digital Grid */
.background-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(to right, rgba(157, 78, 221, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(157, 78, 221, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
  z-index: -2;
}

.background-animation::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(157, 78, 221, 0.1) 0%,
    rgba(26, 20, 37, 0.2) 50%,
    transparent 100%
  );
  animation: pulseGlow 8s ease-in-out infinite;
}

.background-animation::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    repeating-linear-gradient(45deg,
      rgba(157, 78, 221, 0.05) 0px,
      rgba(157, 78, 221, 0.05) 2px,
      transparent 2px,
      transparent 4px
    );
  animation: moveMatrix 20s linear infinite;
}

@keyframes pulseGlow {
  0% { opacity: 0.3; }
  50% { opacity: 0.6; }
  100% { opacity: 0.3; }
}

@keyframes moveMatrix {
  0% { transform: translateX(-50%) translateY(-50%); }
  100% { transform: translateX(50%) translateY(50%); }
}

/* Header, Hero e Navegação */
header {
  background: linear-gradient(135deg, var(--color-deep), #000);
  padding: 40px 20px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.5);
}
.hero h1.neon {
  font-size: 3.5rem; /* aumentado */
  color: var(--color-neon);
  text-transform: uppercase;
  text-shadow: 0 0 30px var(--color-neon);
  animation: flicker 1.8s infinite alternate;
}
@keyframes flicker {
  0% { opacity: 1; }
  50% { opacity: 0.8; }
  100% { opacity: 1; }
}
.hero-subtitle {
  font-size: 1.6rem;
  margin-top: 10px;
  color: var(--color-accent);
  letter-spacing: 1px;
  opacity: 0.9;
}
.nav-menu {
  list-style: none;
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 30px;
}
.nav-menu li a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  position: relative;
  transition: color 0.3s;
}
.nav-menu li a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background: var(--color-neon);
  transition: width 0.3s ease;
}
.nav-menu li a:hover::after {
  width: 100%;
}
.nav-menu li a:hover {
  color: var(--color-neon);
}

/* Nova barra de navegação fixa no topo */
.top-nav {
  background: rgba(19, 15, 29, 0.97);
  padding: 16px 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.top-nav .nav-menu {
  list-style: none;
  margin: 0;
  padding: 0 20px;
  display: flex;
  justify-content: space-around; /* Espaçamento uniforme */
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.top-nav .nav-menu li a {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.7px;
  padding: 10px 20px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.top-nav .nav-menu li a:hover {
  color: var(--color-hover);
  background: rgba(157, 78, 221, 0.1);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(187, 134, 252, 0.2);
}

/* Main e Seções */
main {
  max-width: 1200px;
  margin: 80px auto 0;
  padding: 0 20px;
}
.section {
  margin-bottom: 80px;
}
.card, .crypto-card, .smallcard {
  background: rgba(25, 20, 35, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 3px 9px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  padding: 15px;
}
.card:hover, .crypto-card:hover, .smallcard:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.6);
}
.crypto-card, .smallcard {
  background: rgba(26, 20, 37, 0.95);
  border: 1px solid rgba(157, 78, 221, 0.1);
  border-radius: 8px;
  padding: 20px;
  transition: all 0.3s ease;
}
.crypto-card:hover, .smallcard:hover {
  transform: translateY(-4px);
  border-color: rgba(157, 78, 221, 0.3);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.6);
}
.card h2, .smallcard h3, .crypto-card h3 {
  font-size: 1.4rem;
  color: var(--color-neon);
  margin-bottom: 8px;
}
.crypto-card h3, .smallcard h3 {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 15px;
}
.card p, .smallcard p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.smallcard p {
  line-height: 1.7;
  margin-bottom: 20px;
}
.smallcard ol {
  margin: 25px 0;
  padding-left: 20px;
}
.smallcard ol li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* Price Box e Crypto Cards */
.price-box {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
  margin-bottom: 40px;
}
.crypto-card {
  flex: 1 1 300px;
  max-width: 350px;
  text-align: center;
  padding: 25px;
  background: var(--card-bg);
}
.crypto-card img {
  width: 60px;
  margin-bottom: 10px;
  filter: drop-shadow(0 0 8px var(--color-neon));
}
.crypto-card p span {
  font-size: 1.3rem;
  color: var(--color-neon);
  font-weight: bold;
  letter-spacing: 0.5px;
}

/* Ticker de Criptomoedas */
.ticker {
  width: 100%;
  height: 56px;
  background: linear-gradient(90deg, 
    rgba(19, 15, 29, 0.95), 
    rgba(161, 94, 239, 0.05)
  );
  border: 1px solid rgba(157, 78, 221, 0.1);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  margin: 40px 0;
}

.crypto-ticker-track {
  height: 100%;
  position: relative;
  white-space: nowrap;
  display: flex;
  align-items: center;
}

.crypto-ticker-track span {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  margin: 0 10px;
  background: rgba(161, 94, 239, 0.08);
  border: 1px solid rgba(161, 94, 239, 0.15);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--text-primary);
  position: absolute;
  right: -300px;
  animation: slideLeftSmooth 15s linear;
  letter-spacing: 0.5px;
}

@keyframes slideLeftSmooth {
  0% {
    transform: translateX(0);
    opacity: 0;
  }
  5% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateX(-2000px);
    opacity: 0;
  }
}

/* Grid de Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

/* Botão de Registro */
.register-button {
  background: var(--color-deep);
  color: var(--text-primary);
  font-size: 0.95rem;
  letter-spacing: 0.8px;
  padding: 12px 28px;
  border-radius: 4px;
  border: 1px solid rgba(157, 78, 221, 0.2);
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}
.register-button:hover {
  background: var(--color-neon);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(187, 134, 252, 0.4);
}

/* Footer e Redes Sociais */
footer {
  background: rgba(26, 20, 37, 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(157, 78, 221, 0.1);
  color: var(--text-secondary);
  text-align: center;
  padding: 30px 20px;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.4);
}
footer p {
  font-size: 0.9rem;
  color: var (--text-secondary);
  opacity: 0.8;
}
.social-links {
  margin-top: 15px;
}
.social-links a {
  color: var(--text-secondary);
  margin: 0 12px;
  font-size: 1.2rem;
  transition: all 0.3s ease, transform 0.3s ease;
  opacity: 0.7;
}
.social-links a:hover {
  color: var(--color-hover);
  transform: translateY(-2px);
  opacity: 1;
}

/* Responsividade */
@media (max-width: 768px) {
  .nav-menu {
    flex-direction: column;
    gap: 10px;
  }
  .price-box {
    flex-direction: column;
    align-items: center;
    padding: 0 15px;
  }
  .crypto-card {
    max-width: 100%;
  }
  .section {
    margin-bottom: 60px;
  }
}