@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=Inter:wght@300;400&display=swap');

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

:root {
  --bg:  #09192A;
  --bg2: #0F2235;
  --bg3: #152C42;
  --tc:  #00C8F0;
  --tf:  rgba(0,200,240,0.08);
  --tb:  rgba(0,200,240,0.20);
  --tx:  #C8D8E8;
  --mu:  #57789A;
  --wh:  #FFFFFF;
  --bd:  rgba(255,255,255,0.07);
  --sf:  'Space Grotesk', sans-serif;
  --si:  'Inter', sans-serif;
  --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--tx);
  font-family: var(--si);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 48px;
  background: rgba(9,25,42,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bd);
}

.nav-logo {
  font-family: var(--sf);
  font-size: 20px;
  font-weight: 700;
  color: var(--wh);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--tc); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 14px;
  color: var(--mu);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--wh); }

.nav-cta {
  font-family: var(--sf);
  font-size: 13px;
  font-weight: 500;
  background: var(--tc);
  color: #071420;
  border: none;
  border-radius: 6px;
  padding: 9px 20px;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .2s;
}
.nav-cta:hover { opacity: .85; }

/* ── HERO ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 48px;
  border-bottom: 1px solid var(--bd);
}

.eyebrow {
  font-family: var(--sf);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tc);
  margin-bottom: 16px;
}

h1 {
  font-family: var(--sf);
  font-size: clamp(38px, 4vw, 58px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--wh);
  margin-bottom: 20px;
}
h1 em { font-style: normal; color: var(--tc); }

.hero-sub {
  font-size: 17px;
  font-weight: 300;
  color: var(--mu);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--bd);
  aspect-ratio: 4/3;
}
.hero-img img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ── STATS ── */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--bd);
}
.stat {
  padding: 40px 48px;
  text-align: center;
  border-right: 1px solid var(--bd);
}
.stat:last-child { border-right: none; }
.stat-n {
  font-family: var(--sf);
  font-size: 48px;
  font-weight: 700;
  color: var(--tc);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-l { font-size: 13px; color: var(--mu); }

/* ── SECTIONS ── */
section {
  padding: 72px 48px;
  border-bottom: 1px solid var(--bd);
}
section.dark { background: var(--bg2); }

h2 {
  font-family: var(--sf);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--wh);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 12px;
}

.section-sub {
  font-size: 16px;
  font-weight: 300;
  color: var(--mu);
  margin-bottom: 48px;
  max-width: 520px;
}

/* ── STEPS ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.step {
  background: var(--bg2);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 32px 28px;
}
section.dark .step { background: var(--bg); }
.step-n {
  font-family: var(--sf);
  font-size: 48px;
  font-weight: 700;
  color: rgba(0,200,240,.12);
  line-height: 1;
  margin-bottom: 16px;
}
.step-title {
  font-family: var(--sf);
  font-size: 16px;
  font-weight: 600;
  color: var(--wh);
  margin-bottom: 8px;
}
.step p { font-size: 14px; color: var(--mu); line-height: 1.65; }

/* ── VIDEO ── */
.videos { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.video-wrap { border-radius: var(--radius); overflow: hidden; aspect-ratio: 16/9; }
.video-wrap iframe { width: 100%; height: 100%; border: 0; }

/* ── BENEFITS ── */
.benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.benefit {
  background: var(--bg);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: border-color .2s;
}
section.dark .benefit { background: var(--bg3); }
.benefit:hover { border-color: var(--tb); }
.benefit-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--tf);
  border: 1px solid var(--tb);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tc);
  font-size: 18px;
}
.benefit-title {
  font-family: var(--sf);
  font-size: 15px;
  font-weight: 600;
  color: var(--wh);
  margin-bottom: 6px;
}
.benefit p { font-size: 13px; color: var(--mu); line-height: 1.6; }

/* ── CERT ── */
.cert-block {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 40px;
  padding: 20px 24px;
  background: var(--tf);
  border: 1px solid var(--tb);
  border-radius: var(--radius);
  max-width: 540px;
}
.cert-block i { font-size: 28px; color: var(--tc); flex-shrink: 0; }
.cert-block p { font-size: 13px; color: var(--mu); line-height: 1.5; }
.cert-block strong { color: var(--tx); }

/* ── PRICING ── */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.price-card {
  background: var(--bg2);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: border-color .2s, transform .2s;
}
.price-card:hover { border-color: var(--tb); transform: translateY(-4px); }
.price-card.featured { border-color: var(--tc); border-width: 2px; }
.price-badge {
  display: inline-block;
  font-family: var(--sf);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--tc);
  color: #071420;
  border-radius: 20px;
  padding: 4px 12px;
  margin-bottom: 18px;
}
.price-name {
  font-size: 11px;
  font-family: var(--sf);
  color: var(--mu);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 18px;
}
.price-amount {
  font-family: var(--sf);
  font-size: 52px;
  font-weight: 700;
  color: var(--wh);
  line-height: 1;
}
.price-amount small { font-size: 16px; font-weight: 400; color: var(--mu); }
.price-unit { font-size: 12px; color: var(--mu); margin: 6px 0 24px; }
.price-features { list-style: none; text-align: left; margin-bottom: 24px; }
.price-features li {
  font-size: 13px;
  color: var(--tx);
  padding: 7px 0;
  border-bottom: 1px solid var(--bd);
  display: flex;
  align-items: center;
  gap: 8px;
}
.price-features li i { color: var(--tc); font-size: 14px; }
.price-note { text-align: center; font-size: 12px; color: var(--mu); margin-top: 20px; }

/* ── ZONES ── */
.zone-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 16px; }
.zone-tag {
  font-family: var(--sf);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--tc);
  background: var(--tf);
  border: 1px solid var(--tb);
  border-radius: 6px;
  padding: 7px 14px;
}
.zone-note { font-size: 13px; color: var(--mu); }

/* ── CONTACT ── */
.contact-section { text-align: center; }
.contact-section h2 { max-width: 480px; margin: 0 auto 12px; }
.contact-section .section-sub { margin: 0 auto 40px; }

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 12px; font-family: var(--sf); color: var(--mu); letter-spacing: .05em; text-transform: uppercase; }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg2);
  border: 1px solid var(--bd);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--tx);
  font-family: var(--si);
  font-size: 14px;
  outline: none;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--tb); }
.form-group select option { background: var(--bg2); }
.form-group textarea { resize: vertical; min-height: 100px; }

.form-submit {
  width: 100%;
  margin-top: 20px;
  font-family: var(--sf);
  font-size: 15px;
  font-weight: 600;
  background: var(--tc);
  color: #071420;
  border: none;
  border-radius: 8px;
  padding: 14px;
  cursor: pointer;
  transition: opacity .2s;
}
.form-submit:hover { opacity: .85; }
.form-submit:disabled { opacity: .5; cursor: not-allowed; }

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  display: none;
}
.form-status.success { background: rgba(0,200,100,.1); border: 1px solid rgba(0,200,100,.3); color: #4ECDC4; }
.form-status.error { background: rgba(255,80,80,.1); border: 1px solid rgba(255,80,80,.3); color: #FF8080; }

.contact-alt {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid var(--bd);
}
.contact-item .ci-label {
  font-size: 11px;
  font-family: var(--sf);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mu);
  margin-bottom: 5px;
}
.contact-item .ci-value {
  font-family: var(--sf);
  font-size: 15px;
  font-weight: 500;
  color: var(--wh);
}

/* ── FOOTER ── */
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  background: var(--bg2);
  border-top: 1px solid var(--bd);
  font-size: 12px;
  color: var(--mu);
  flex-wrap: wrap;
  gap: 12px;
}

/* ── BUTTONS ── */
.btn {
  font-family: var(--sf);
  font-size: 14px;
  font-weight: 500;
  padding: 11px 24px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: opacity .2s;
}
.btn-primary { background: var(--tc); color: #071420; }
.btn-primary:hover { opacity: .85; }
.btn-ghost { background: transparent; color: var(--tc); border: 1px solid var(--tb); }
.btn-ghost:hover { background: var(--tf); }

/* ── WHATSAPP ── */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 26px;
  color: #fff;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: transform .2s;
}
.whatsapp-btn:hover { transform: scale(1.08); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav { padding: 14px 20px; }
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; padding: 48px 20px; gap: 32px; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--bd); padding: 28px 20px; }
  section { padding: 48px 20px; }
  .steps { grid-template-columns: 1fr; }
  .videos { grid-template-columns: 1fr; }
  .benefits { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; padding: 20px; }
}