:root {
  --night: #0a0f1c;
  --night-deep: #070b16;
  --surface: #111a2e;
  --mint: #00f0a8;
  --blue: #2f6bff;
  --text: #e4e4e7;
  --muted: #a1a1aa;
  --muted-dim: #71717a;
  --gradient: linear-gradient(135deg, #00f0a8 0%, #2f6bff 100%);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--night);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.container { max-width: 72rem; margin: 0 auto; padding: 0 1.25rem; }

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
}
.site-header.scrolled {
  border-color: rgba(255,255,255,0.1);
  background: rgba(10,15,28,0.85);
  backdrop-filter: blur(12px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}
.logo img { height: 40px; width: auto; display: block; }
.nav { display: none; gap: 1.75rem; font-size: 0.875rem; font-weight: 500; color: var(--muted); }
.nav a:hover { color: var(--mint); }
.header-actions { display: flex; gap: 0.5rem; align-items: center; }
@media (min-width: 768px) { .nav { display: flex; } .logo img { height: 48px; } }
.nav-planos { display: none; }
@media (min-width: 640px) { .nav-planos { display: inline-flex; } }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}
.btn:hover { opacity: 0.92; }
.btn-primary {
  background: var(--gradient);
  background-size: 200% 100%;
  color: var(--night);
  box-shadow: 0 4px 24px -4px rgba(0,240,168,0.4);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-secondary:hover { border-color: rgba(0,240,168,0.5); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.8125rem; }
.btn-outline {
  border: 1px solid rgba(255,255,255,0.15);
  background: transparent;
  color: var(--text);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
}
.btn-outline:hover { border-color: rgba(0,240,168,0.5); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 6rem;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10%;
  background: radial-gradient(ellipse at 30% 20%, rgba(0,240,168,0.12), transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(47,107,255,0.1), transparent 45%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 4rem; }
}
.eyebrow {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mint);
  border: 1px solid rgba(0,240,168,0.3);
  background: rgba(0,240,168,0.08);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.35rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-top: 1.5rem;
}
.hero-lead { margin-top: 1.5rem; font-size: 1.125rem; color: #d4d4d8; max-width: 36rem; }
.hero-sub { margin-top: 1rem; font-size: 1rem; color: var(--muted); max-width: 36rem; }
.hero-ctas { margin-top: 2.25rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-price { margin-top: 1.75rem; font-size: 0.875rem; font-weight: 600; }
.hero-price span { color: var(--mint); }

/* WhatsApp mock */
.wa-mock {
  max-width: 320px;
  margin: 0 auto;
  border-radius: 1.25rem;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 24px 48px -12px rgba(0,0,0,0.5);
}
.wa-header {
  background: #075e54;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.wa-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.2);
}
.wa-name { font-size: 0.875rem; font-weight: 600; }
.wa-sub { font-size: 0.6875rem; opacity: 0.85; }
.wa-body { background: #e5ddd5; padding: 1rem; min-height: 180px; display: flex; flex-direction: column; gap: 0.5rem; }
.wa-in {
  align-self: flex-start;
  max-width: 85%;
  background: #fff;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.6875rem;
  color: #1f2937;
}
.wa-out {
  align-self: flex-end;
  max-width: 90%;
  background: #dcf8c6;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.6875rem;
  color: #1f2937;
}
.wa-badge {
  align-self: flex-end;
  font-size: 0.625rem;
  background: rgba(255,255,255,0.9);
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  color: #374151;
}
.tag-mint { color: #059669; font-weight: 700; }
.wa-conversion {
  margin-top: -1rem;
  margin-left: auto;
  margin-right: auto;
  width: 88%;
  border: 1px solid rgba(0,240,168,0.3);
  background: rgba(10,15,28,0.92);
  border-radius: 0.75rem;
  padding: 0.625rem 0.875rem;
  display: flex;
  gap: 0.625rem;
  align-items: center;
}
.wa-conversion-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  color: var(--night); font-size: 0.75rem; font-weight: 700;
}

/* Sections */
section { padding: 5rem 0; scroll-margin-top: 5rem; }
section.alt { background: var(--night-deep); }
.section-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mint);
  text-align: center;
}
.section-title {
  margin-top: 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  text-align: center;
  line-height: 1.15;
}
.section-desc { margin-top: 1rem; text-align: center; color: var(--muted); max-width: 36rem; margin-left: auto; margin-right: auto; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.625rem; margin-top: 1rem; }
.chip {
  font-size: 0.8125rem;
  padding: 0.375rem 0.875rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
}
.chip-bad {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem;
  border-radius: 1rem;
  border: 1px solid rgba(244,63,94,0.2);
  background: rgba(244,63,94,0.06);
  font-size: 0.875rem;
  font-weight: 500;
}
.chip-bad-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(244,63,94,0.15);
  color: #fb7185;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.75rem;
}
.grid-3 { display: grid; gap: 0.75rem; margin-top: 1.5rem; }
@media (min-width: 640px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.callout {
  margin-top: 3.5rem;
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
  text-align: center;
}
.callout-label { font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.18em; color: #fb7185; }
.callout-text { margin-top: 0.75rem; font-size: 1.125rem; line-height: 1.6; }

/* Steps */
.steps { margin-top: 4rem; list-style: none; display: flex; flex-direction: column; gap: 1.75rem; max-width: 48rem; margin-left: auto; margin-right: auto; }
.step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.step-num {
  flex-shrink: 0;
  width: 3.5rem; height: 3.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(0,240,168,0.3);
  background: var(--night);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
}
.step-body {
  flex: 1;
  padding: 1.25rem;
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
}
.step-body h3 { font-size: 1.0625rem; font-weight: 600; }
.step-body p { margin-top: 0.375rem; font-size: 0.875rem; color: var(--muted); }

/* Pricing */
.pricing-card {
  margin-top: 3rem;
  padding: 2rem 2.5rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(0,240,168,0.3);
  background: rgba(255,255,255,0.04);
  box-shadow: 0 0 80px -24px rgba(0,240,168,0.55);
}
.pricing-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mint);
  border: 1px solid rgba(0,240,168,0.4);
  background: rgba(0,240,168,0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}
.price { font-size: 3rem; font-weight: 700; line-height: 1; margin-top: 1rem; }
.price-period { font-size: 1rem; color: var(--muted); }
.pricing-ctas { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.625rem; }
.features { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1); }
.features ul { list-style: none; display: grid; gap: 0.875rem; }
@media (min-width: 640px) { .features ul { grid-template-columns: 1fr 1fr; } }
.features li {
  display: flex;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: #d4d4d8;
}
.features li::before {
  content: "✓";
  color: var(--mint);
  font-weight: 700;
  flex-shrink: 0;
}
.enterprise-box {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.02);
}

/* FAQ */
.faq-list { margin-top: 3rem; display: flex; flex-direction: column; gap: 0.75rem; max-width: 48rem; margin-left: auto; margin-right: auto; }
.faq-item {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
  padding: 1rem 1.25rem;
}
.faq-item summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p { margin-top: 0.75rem; font-size: 0.875rem; color: var(--muted); }
.faq-item[open] { border-color: rgba(0,240,168,0.3); }

/* CTA block */
.cta-block { text-align: center; position: relative; overflow: hidden; }
.cta-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,240,168,0.08), transparent 70%);
  pointer-events: none;
}
.cta-block .container { position: relative; }
.cta-block h2 { font-size: clamp(1.75rem, 4vw, 3rem); font-weight: 700; line-height: 1.1; }
.cta-block p { margin-top: 1.5rem; color: var(--muted); max-width: 32rem; margin-left: auto; margin-right: auto; }
.cta-block .hero-ctas { justify-content: center; }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.1);
  background: var(--night-deep);
  padding: 3rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
@media (min-width: 768px) {
  .footer-inner { flex-direction: row; justify-content: space-between; align-items: flex-start; text-align: left; }
}
.footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; font-size: 0.875rem; color: var(--muted); }
.footer-links a:hover { color: var(--mint); }
.footer-copy { font-size: 0.75rem; color: var(--muted-dim); }

/* Floating CTA */
.float-cta {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 60;
  display: none;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-end;
}
.float-cta.visible { display: flex; }

.text-center { text-align: center; }
.mt-12 { margin-top: 3rem; }

/* Google tag placeholder comment in HTML */