/* =========================
   VARIÁVEIS DE MARCA
========================= */
:root {
  --primary: #3b82f6;
  --secondary: #6366f1;
  --dark: #020617;
  --dark-soft: #0b1220;
  --gray: #94a3b8;
  --light: #f8fafc;
}

/* =========================
   RESET
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
}

/* =========================
   CONTAINER
========================= */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px;
}

/* =========================
   HEADER + LOGO
========================= */
.header {
  display: flex;
  justify-content: center;
  padding: 48px 20px 0;
  background: linear-gradient(180deg, var(--dark-soft) 0%, var(--dark) 100%);
}

.logo {
  height: 333px;
}

/* =========================
   HERO
========================= */
.hero {
  text-align: center;
  padding: 64px 20px 96px;
  background: linear-gradient(180deg, var(--dark-soft) 0%, var(--dark) 100%);
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 16px;
  color: var(--light);
  line-height: 1.2;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 1.15rem;
  color: #cbd5f5;
}

/* =========================
   BOTÕES
========================= */
.buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.btn {
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

.btn.secondary {
  border: 2px solid #c7d2fe;
  color: #c7d2fe;
}

/* =========================
   COMO FUNCIONA
========================= */
.how h2 {
  text-align: center;
  margin-bottom: 48px;
  font-size: 2rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 28px;
}

.card h3 {
  margin-bottom: 12px;
}

/* =========================
   SEÇÕES
========================= */
.split {
  padding: 72px 20px;
}

.split.light {
  background: #f1f5f9;
}

.split h2 {
  margin-bottom: 24px;
  font-size: 2rem;
}

.split ul {
  list-style: none;
}

.split li {
  margin-bottom: 14px;
  font-size: 1.05rem;
}

.note {
  margin-top: 28px;
  color: #64748b;
}

/* =========================
   FOOTER
========================= */
footer {
  background: var(--dark);
  color: #cbd5f5;
}

.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

footer a {
  color: #93c5fd;
  text-decoration: none;
  margin: 0 8px;
  font-size: 0.9rem;
}

/* =========================================================
   MOBILE / TABLET — UM ÚNICO BREAKPOINT (até 768px)
========================================================= */
@media (max-width: 768px) {

  /* LOGO continua protagonista */
  .logo {
    height: 220px;
  }

  /* HERO mais compacto */
  .hero {
    padding: 56px 16px 72px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .hero p {
    font-size: 1.05rem;
    padding: 0 8px;
  }

  /* BOTÕES mobile-friendly */
  .buttons {
    flex-direction: column;
    gap: 14px;
  }

  .btn {
    width: 100%;
    text-align: center;
    padding: 16px 0;
    font-size: 1rem;
  }

  /* SEÇÕES */
  .split {
    padding: 56px 16px;
  }

  .split h2 {
    font-size: 1.75rem;
  }
}