:root {
  --bg-dark: #050507;
  --bg-card: #111118;
  --primary: #7c3aed;
  --secondary: #3b82f6;
  --text-main: #ffffff;
  --text-dim: #a1a1aa;
  --gradient: linear-gradient(135deg, #7c3aed, #3b82f6);
  --border-glow: rgba(124, 58, 237, 0.3);
  --transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

/* RESET & BASE */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* HEADER */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 8%;
  position: fixed;
  width: 100%;
  top: 0;
  background: rgba(5, 5, 7, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 1000;
}

header h1 {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-back {
  text-decoration: none;
  color: var(--text-dim);
  padding: 8px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.btn-back:hover {
  color: var(--text-main);
  border-color: var(--primary);
  background: rgba(124, 58, 237, 0.1);
}

/* HERO */
.hero {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 20px 60px;
  background: radial-gradient(circle at 50% 0%, rgba(124, 58, 237, 0.2), transparent 50%);
}

.hero-content h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -1.5px;
  line-height: 1.1;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 650px;
  margin: 0 auto;
}

/* CONTENT SECTIONS */
.content-section {
  padding: 100px 8%;
}

.section-title {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* CARDS GERAIS */
.card {
  background: var(--bg-card);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none; /* Para os cards que são <a> */
  display: block;
}

.card h3, .card h4 {
  color: var(--text-main);
  margin-bottom: 15px;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ROADMAP CARDS (BOTÕES DE PASSO A PASSO) */
.roadmap-step {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 100%);
}

.roadmap-step span {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 20px;
  display: block;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.4;
  transition: var(--transition);
}

.roadmap-step:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--primary);
  background: rgba(124, 58, 237, 0.05);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 
              0 0 20px rgba(124, 58, 237, 0.1);
}

.roadmap-step:hover span {
  opacity: 1;
  transform: scale(1.1);
}

/* EFEITO DE BRILHO NOS CARDS */
.card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(600px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.06), transparent 40%);
  z-index: 1;
  pointer-events: none;
}

/* FOOTER */
footer {
  padding: 4rem 8%;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ANIMATION */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-content, .card {
  animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .content-section { padding: 60px 5%; }
  .hero-content h2 { font-size: 2.2rem; }
  .grid-container { gap: 1.5rem; }
}