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

:root {
  --bg: #0a0a0a;
  --bg2: #111111;
  --bg3: #1a1a1a;
  --border: #222;
  --text: #f0f0f0;
  --muted: #666;
  --green: #4ade80;
  --green-dim: rgba(74,222,128,0.1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.6;
}

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 4rem;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800; font-size: 1.5rem;
  color: var(--green); letter-spacing: -1px;
}
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

/* BUTTONS */
.btn-primary {
  background: var(--green); color: #000;
  padding: 0.7rem 1.6rem; border-radius: 8px;
  font-weight: 500; font-size: 0.9rem;
  text-decoration: none; border: none; cursor: pointer;
  transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.85; }
.btn-nav {
  background: var(--green); color: #000;
  padding: 0.5rem 1.2rem; border-radius: 6px;
  font-weight: 500; font-size: 0.85rem;
  text-decoration: none; transition: opacity 0.2s;
}
.btn-nav:hover { opacity: 0.85; color: #000 !important; }
.btn-ghost {
  color: var(--text); text-decoration: none;
  font-size: 0.9rem; border: 1px solid var(--border);
  padding: 0.7rem 1.6rem; border-radius: 8px;
  transition: border-color 0.2s;
}
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.btn-ghost-sm {
  color: var(--text); text-decoration: none;
  font-size: 0.85rem; border: 1px solid var(--border);
  padding: 0.6rem 1.4rem; border-radius: 8px;
  display: inline-block; text-align: center;
  transition: border-color 0.2s;
}
.btn-ghost-sm:hover { border-color: var(--green); color: var(--green); }

/* HERO */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(74,222,128,0.07) 0%, transparent 70%);
}
.hero-badge {
  display: inline-block;
  background: var(--green-dim); border: 1px solid rgba(74,222,128,0.25);
  color: var(--green); font-size: 0.8rem; letter-spacing: 0.05em;
  padding: 0.4rem 1rem; border-radius: 100px; margin-bottom: 2rem;
  opacity: 0; animation: fadeUp 0.6s 0.1s forwards;
}
.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800; line-height: 1.05;
  letter-spacing: -2px; margin-bottom: 1.5rem;
  opacity: 0; animation: fadeUp 0.6s 0.2s forwards;
}
.accent { color: var(--green); }
.hero-sub {
  max-width: 500px; color: var(--muted);
  font-size: 1.05rem; margin-bottom: 2.5rem;
  opacity: 0; animation: fadeUp 0.6s 0.3s forwards;
}
.hero-btns {
  display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
  margin-bottom: 4rem;
  opacity: 0; animation: fadeUp 0.6s 0.4s forwards;
}
.hero-stats {
  display: flex; align-items: center; gap: 2.5rem;
  opacity: 0; animation: fadeUp 0.6s 0.5s forwards;
}
.stat { text-align: center; }
.stat-num {
  display: block; font-family: 'Syne', sans-serif;
  font-size: 1.8rem; font-weight: 800; color: var(--green);
}
.stat-label { font-size: 0.78rem; color: var(--muted); }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* SECTIONS */
.como, .features, .precos {
  padding: 6rem 4rem;
  max-width: 1100px; margin: 0 auto;
}
.section-title {
  font-family: 'Syne', sans-serif;
  font-size: 2rem; font-weight: 700;
  text-align: center; margin-bottom: 3rem;
  letter-spacing: -0.5px;
}

/* STEPS */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.step {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
  position: relative; overflow: hidden;
  transition: border-color 0.2s;
}
.step:hover { border-color: var(--green); }
.step::before {
  content: attr(data-step);
  position: absolute; top: 1rem; right: 1.2rem;
  font-family: 'Syne', sans-serif;
  font-size: 4rem; font-weight: 800;
  color: var(--border); line-height: 1;
}
.step-icon { font-size: 1.8rem; margin-bottom: 1rem; }
.step h3 { font-family: 'Syne', sans-serif; font-weight: 700; margin-bottom: 0.5rem; }
.step p { color: var(--muted); font-size: 0.9rem; }

/* FEATURES */
.features { border-top: 1px solid var(--border); }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}
.feature-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover { border-color: rgba(74,222,128,0.4); transform: translateY(-2px); }
.feat-icon { font-size: 1.4rem; display: block; margin-bottom: 0.8rem; }
.feature-card h4 { font-weight: 500; margin-bottom: 0.4rem; font-size: 0.95rem; }
.feature-card p { color: var(--muted); font-size: 0.85rem; }

/* PRICES */
.precos { border-top: 1px solid var(--border); }
.plans {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
  align-items: start;
}
.plan {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
  display: flex; flex-direction: column; gap: 1.2rem;
}
.plan-featured {
  border-color: var(--green);
  background: linear-gradient(160deg, rgba(74,222,128,0.05) 0%, var(--bg2) 60%);
  position: relative;
}
.plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--green); color: #000;
  font-size: 0.75rem; font-weight: 500;
  padding: 0.2rem 0.8rem; border-radius: 100px;
}
.plan-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.1rem; }
.plan-price {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem; font-weight: 800; color: var(--green);
}
.plan-price span { font-size: 1rem; color: var(--muted); font-weight: 300; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.plan-features li {
  font-size: 0.88rem; color: var(--muted);
  padding-left: 1.2rem; position: relative;
}
.plan-features li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--green); font-size: 0.8rem;
}

/* CTA SECTION */
.cta-section {
  text-align: center;
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  background: radial-gradient(ellipse 50% 60% at 50% 100%, rgba(74,222,128,0.06) 0%, transparent 70%);
}
.cta-section h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800; letter-spacing: -1px;
  margin-bottom: 1rem;
}
.cta-section p { color: var(--muted); margin-bottom: 2rem; }
.cta-form {
  display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap;
}
.cta-form input {
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text); padding: 0.75rem 1.2rem;
  border-radius: 8px; font-size: 0.9rem;
  width: 280px; outline: none;
  transition: border-color 0.2s;
  font-family: 'DM Sans', sans-serif;
}
.cta-form input:focus { border-color: var(--green); }
.cta-msg { margin-top: 1rem; font-size: 0.85rem; color: var(--green); min-height: 1.2rem; }

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 4rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800; font-size: 1.2rem; color: var(--green);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--muted); font-size: 0.8rem; }

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s, transform 0.6s;
}
.reveal.visible { opacity: 1; transform: none; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav { padding: 1rem 1.5rem; }
  .nav-links a:not(.btn-nav) { display: none; }
  .como, .features, .precos { padding: 4rem 1.5rem; }
  .steps, .features-grid, .plans { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 1rem; }
  .stat-divider { width: 40px; height: 1px; }
  .footer { flex-direction: column; text-align: center; padding: 2rem 1.5rem; }
}