:root {
  --bg-dark: #000000;
  --bg-card: #0a0a0a;
  --primary-white: #ffffff;
  --secondary-gray: #a1a1a1;
  --accent-blue: #29b6f6;
  --accent-glow: rgba(41, 182, 246, 0.2);
  --border-glass: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.03);
  --font-main: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition-smooth: all 0.8s cubic-bezier(0.19, 1, 0.22, 1);
  
  /* Codepen variables */
  --card-bg: #0d0d0d;
  --card-border: rgba(255, 255, 255, 0.08);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--primary-white);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container-narrow {
  width: 90%;
  max-width: 960px;
  margin: 0 auto;
}

.text-center { text-align: center; }
.mb-80 { margin-bottom: 80px; }

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: var(--transition-smooth);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
}
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo { height: 48px; }
.nav a {
  text-decoration: none;
  color: var(--secondary-gray);
  margin-left: 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  transition: 0.3s;
}
.nav a:hover { color: var(--primary-white); }

/* Hero */
.hero-section {
  padding: 200px 0 120px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at top center, rgba(41, 182, 246, 0.08) 0%, transparent 60%);
}
.hero-banner-wrapper { margin-bottom: 2.5rem; }
.hero-top-img { width: 360px; border-radius: 16px; }
.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--secondary-gray);
  max-width: 600px;
  margin: 0 auto 3rem;
  font-weight: 400;
}

/* Saiba Mais Button */
.hero-saiba-mais {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 4rem;
  text-decoration: none;
  color: var(--primary-white);
  transition: var(--transition-smooth);
}
.hero-saiba-mais:hover { color: var(--accent-blue); }
.hero-saiba-mais span { font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase; }
.hero-saiba-mais .arrow-v { font-size: 1.2rem; animation: bounce 2s infinite; }

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
  40% {transform: translateY(-8px);}
  60% {transform: translateY(-4px);}
}

/* Section Styling */
.section-panel { padding: 140px 0; }
.sub-heading { color: var(--accent-blue); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.4em; font-weight: 800; margin-bottom: 1.25rem; display: block; }
.main-heading { font-size: clamp(2rem, 3.5vw, 2.6rem); font-weight: 700; margin-bottom: 3rem; }

/* Bento Grid */
.plans {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  width: 100%;
}
@media (max-width: 768px) {
  .plans { grid-template-columns: 1fr; }
}

.plans .card {
  position: relative;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: hidden;
  transition: var(--transition-smooth);
}
.plans .card:hover { border-color: var(--primary-white); }
.plans .card .inner-content { position: relative; z-index: 2; }
.plans .card h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 10px; }
.plans .card p { color: var(--secondary-gray); font-size: 0.95rem; }

.plans .card::before {
  content: "";
  position: absolute;
  top: var(--y, 0);
  left: var(--x, 0);
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.plans .card:hover::before { opacity: 1; }

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  padding: 40px;
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}
.testimonial-card:hover { border-color: var(--accent-blue); transform: translateY(-5px); }
.testimonial-stars { color: #facc15; margin-bottom: 20px; font-size: 0.9rem; }
.testimonial-text { font-size: 1.1rem; font-style: italic; color: var(--primary-white); margin-bottom: 30px; line-height: 1.6; }
.testimonial-author { font-weight: 700; font-size: 1rem; }
.testimonial-role { color: var(--secondary-gray); font-size: 0.85rem; margin-top: 4px; }

/* Contact Section */
.contact-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}
@media (max-width: 600px) {
  .contact-actions { flex-direction: column; align-items: stretch; }
}

.btn {
  padding: 1.2rem 2.8rem;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  font-size: 1rem;
  transition: var(--transition-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.btn-whatsapp {
  background-color: transparent;
  border: 1px solid var(--border-glass);
  color: var(--primary-white);
}
.btn-whatsapp:hover {
  background-color: var(--primary-white);
  color: var(--bg-dark);
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(255, 255, 255, 0.1);
}
.btn-email {
  background-color: var(--primary-white);
  color: var(--bg-dark);
}
.btn-email:hover {
  background-color: #e0e0e0;
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(255, 255, 255, 0.1);
}

/* Footer & Controls */
.site-footer {
  padding: 100px 0 60px;
  background: #000;
  border-top: 1px solid var(--border-glass);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
}
.footer-brand { flex: 1; min-width: 250px; }
.logo-footer { height: 48px; margin-bottom: 20px; }
.footer-tagline { color: var(--secondary-gray); font-size: 0.9rem; max-width: 300px; }
.footer-links { display: flex; gap: 80px; }
.footer-col h4 { font-size: 0.8rem; color: var(--primary-white); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; }
.footer-col p { color: var(--secondary-gray); font-size: 0.85rem; margin-bottom: 10px; }

.footer-bottom {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--border-glass);
  color: var(--secondary-gray);
  font-size: 0.8rem;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.lang-selector {
  display: flex;
  gap: 10px;
}

.lang-btn {
  text-decoration: none;
  background: transparent;
  color: var(--secondary-gray);
  border: 1px solid var(--border-glass);
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.75rem;
  transition: 0.3s;
}

.lang-btn:hover {
  color: var(--primary-white);
  border-color: var(--primary-white);
  background: var(--glass-bg);
}

@media (max-width: 600px) {
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* WhatsApp FAB */
.whatsapp-fab {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  box-shadow: 0 15px 45px rgba(0,0,0,0.5);
  transition: 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}
.whatsapp-fab:hover { 
  transform: scale(1.15) rotate(10deg); 
  background: var(--primary-white);
}
.whatsapp-fab:hover svg { fill: var(--bg-dark); }

@media (max-width: 900px) {
  .site-header { padding: 1rem 0; }
  .logo { height: 36px; }
  .footer-links { gap: 40px; }
}

@media (max-width: 768px) {
  .header-inner { flex-direction: column; gap: 1rem; justify-content: center; }
  .nav { margin: 0; }
  .nav a { margin: 0 0.8rem; font-size: 0.75rem; }
  
  .section-panel { padding: 80px 0; }
  .hero-section { padding: 140px 0 80px; }
  
  .footer-inner { flex-direction: column; text-align: center; align-items: center; }
  .footer-brand { margin-bottom: 30px; }
  .footer-tagline { margin: 0 auto 20px; }
  .footer-links { flex-direction: column; gap: 30px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .main-heading { font-size: 1.8rem; }
  .btn { padding: 1rem 2rem; width: 100%; }
  .whatsapp-fab { width: 56px; height: 56px; bottom: 1.5rem; right: 1.5rem; }
  .nav { display: none; } /* Oculta nav simples em telas muito pequenas para evitar quebra */
}