:root {
  --primary: #3b82f6;
  --secondary: #22d3ee;
  --dark: #020617;
  --light: #ffffff;
  --gray: #9ca3af;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(circle at top, #0f172a, #020617);
  color: var(--light);
  line-height: 1.6;
}

/* HERO */
.hero {
  min-height: 100vh;
  padding: 80px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  margin-top: 20px;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--gray);
  max-width: 600px;
}

/* BOTÃO */
.cta {
  margin-top: 35px;
  padding: 14px 34px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 10px 40px rgba(59,130,246,.35);
  transition: transform .2s ease, box-shadow .2s ease;
}

.cta:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 60px rgba(59,130,246,.5);
}

/* CONTAINER */
.container {
  max-width: 1200px;
  padding: 80px 20px;
  margin: auto;
}

/* TÍTULOS */
.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
}

.section-title p {
  color: var(--gray);
  margin-top: 10px;
}

/* GRID SERVIÇOS */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 30px;
  backdrop-filter: blur(10px);
  transition: transform .3s ease, box-shadow .3s ease;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 60px rgba(0,0,0,.4);
}

.card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.card p {
  color: var(--gray);
  font-size: .95rem;
}

/* ABOUT */
.about {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.about h2 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.about p {
  color: var(--gray);
}

.benefits {
  list-style: none;
  color: var(--gray);
}

.benefits li {
  margin-bottom: 10px;
}

/* CONTATO */
.contact {
  text-align: center;
}

.contact h2 {
  font-size: 2rem;
}

.contact p {
  color: var(--gray);
  margin: 10px 0 30px;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px 20px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: var(--gray);
  font-size: .9rem;
}

footer strong {
  color: #fff;
}

/* RESPONSIVIDADE EXTRA */
@media (max-width: 480px) {
  .hero {
    padding: 60px 16px;
  }

  .cta {
    width: 100%;
    max-width: 320px;
  }
}