/* ==========================================================================
   RetroNFC.com.br — Design System & Stylesheet
   Estilo Cyber-Retro Premium: Dark Mode, Glassmorphism e Acentos Neon
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Press+Start+2P&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --bg-dark: #07090e;
  --bg-surface: #0e1422;
  --bg-card: rgba(18, 25, 41, 0.75);
  --bg-card-hover: rgba(26, 36, 58, 0.9);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.35);
  --border-pink-glow: rgba(255, 0, 127, 0.35);
  
  --cyan: #00f0ff;
  --cyan-glow: 0 0 25px rgba(0, 240, 255, 0.5);
  --pink: #ff007f;
  --pink-glow: 0 0 25px rgba(255, 0, 127, 0.5);
  --purple: #8b5cf6;
  --yellow: #fbbf24;
  --green: #10b981;
  
  --text-main: #f9fafb;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-pixel: 'Press Start 2P', monospace;
  --font-mono: 'Space Grotesk', monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 60%, rgba(255, 0, 127, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Background Grid Overlay */
.retro-grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}

.pixel-text {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  letter-spacing: 1px;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #ffffff 20%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-pink {
  background: linear-gradient(135deg, #ffffff 20%, var(--pink) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
  transition: var(--transition);
}

.header.scrolled {
  padding: 12px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  border-bottom-color: var(--border-glow);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-badge {
  background: linear-gradient(135deg, var(--cyan), var(--pink));
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: #000;
  font-family: var(--font-pixel);
  font-size: 0.8rem;
  font-weight: 900;
  box-shadow: var(--cyan-glow);
  letter-spacing: 0.5px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: #fff;
}

.logo-brand span {
  color: var(--cyan);
}

.logo-domain {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 1.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  box-shadow: var(--cyan-glow);
  transition: var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  outline: none;
}

.btn-cyan {
  background: var(--cyan);
  color: #050811;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
}

.btn-cyan:hover {
  background: #38f4ff;
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
  transform: translateY(-2px);
}

.btn-pink {
  background: var(--pink);
  color: #fff;
  box-shadow: 0 0 20px rgba(255, 0, 127, 0.4);
}

.btn-pink:hover {
  background: #ff2a95;
  box-shadow: 0 0 30px rgba(255, 0, 127, 0.7);
  transform: translateY(-2px);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border-color: var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 90px 0 60px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-glow);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-pill-dot {
  width: 8px;
  height: 8px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan);
  animation: pulse-dot 1.8s infinite;
}

.hero-pill-text {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 30px;
}

.stat-item h4 {
  font-size: 1.8rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-weight: 700;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Live NFC Smartphone Simulator (Interactive Hero Card)
   ========================================================================== */
.simulator-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), var(--cyan-glow);
  position: relative;
}

.simulator-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 12px;
}

.simulator-title {
  font-size: 0.9rem;
  font-family: var(--font-pixel);
  color: var(--cyan);
}

.simulator-badge {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--green);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

/* Virtual Smartphone */
.phone-mockup {
  width: 250px;
  height: 420px;
  margin: 0 auto 20px;
  background: #000;
  border: 6px solid #2d3748;
  border-radius: 36px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), inset 0 0 15px rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
}

.phone-notch {
  width: 90px;
  height: 18px;
  background: #2d3748;
  border-radius: 0 0 12px 12px;
  margin: 0 auto;
  z-index: 10;
}

.phone-screen {
  flex: 1;
  background: #080c14;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.nfc-radar-pulse {
  width: 90px;
  height: 90px;
  border: 2px dashed var(--cyan);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  animation: rotate-radar 10s linear infinite;
}

.nfc-radar-icon {
  font-size: 2.2rem;
  color: var(--cyan);
}

.phone-instruction {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Interactive Cartridges to Tap */
.cartridge-selector-tray {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.tray-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.tray-item:hover, .tray-item.active {
  border-color: var(--cyan);
  background: rgba(0, 240, 255, 0.12);
  transform: translateY(-3px);
}

.tray-icon {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.tray-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}

/* ==========================================================================
   Features Section (Como Funciona a Tecnologia)
   ========================================================================== */
.section {
  padding: 90px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-tag {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--cyan);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.step-card:hover {
  border-color: var(--cyan);
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 240, 255, 0.2);
}

.step-number {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-pixel);
  font-size: 2.2rem;
  color: rgba(255, 255, 255, 0.05);
}

.step-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--cyan);
  margin-bottom: 24px;
}

.step-card:nth-child(2) .step-icon-wrap {
  background: rgba(255, 0, 127, 0.1);
  border-color: var(--border-pink-glow);
  color: var(--pink);
}

.step-card:nth-child(3) .step-icon-wrap {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.4);
  color: var(--purple);
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Catalog (Vitrine de Mini Cartuchos)
   ========================================================================== */
.catalog-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--cyan);
  color: #000;
  border-color: var(--cyan);
  box-shadow: var(--cyan-glow);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(16px);
}

.product-card:hover {
  border-color: var(--cyan);
  transform: translateY(-6px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 240, 255, 0.25);
}

.product-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  font-weight: 700;
}

.badge-snes {
  background: rgba(139, 92, 246, 0.2);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.4);
}

.badge-genesis {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.badge-gb {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

/* 3D-styled Cartridge Visual representation with Authentic Skins */
.cartridge-visual {
  height: 190px;
  background: linear-gradient(145deg, #222b3d, #111724);
  border-radius: 12px 12px 8px 8px;
  border: 2px solid #2d3748;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: inset 0 2px 10px rgba(255, 255, 255, 0.08), 0 10px 25px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}

.cartridge-visual::before,
.cartridge-visual::after {
  content: '';
  position: absolute;
  top: 35px;
  width: 5px;
  height: 32px;
  background: #0a0e17;
  border-radius: 2px;
  z-index: 1;
}
.cartridge-visual::before { left: 4px; }
.cartridge-visual::after { right: 4px; }

.cartridge-top-groove {
  position: absolute;
  top: 7px;
  width: 68%;
  height: 5px;
  background: #090d15;
  border-radius: 3px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.8);
  z-index: 1;
}

.cartridge-sticker {
  width: 82%;
  height: 78%;
  background: #0b0f19;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0;
  text-align: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
  position: relative;
  overflow: hidden;
}

.cartridge-skin-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.4s ease;
}

.product-card:hover .cartridge-skin-img,
.carousel-card-3d:hover .cartridge-skin-img {
  transform: scale(1.05);
}

.cartridge-fallback-art {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.cartridge-art-icon {
  font-size: 2.5rem;
  margin-bottom: 4px;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

.cartridge-game-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.2;
}

/* Gloss & Holographic Sheen Layer */
.cartridge-gloss {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.28) 0%, rgba(255, 255, 255, 0.04) 35%, transparent 55%);
  pointer-events: none;
  z-index: 2;
  transition: opacity 0.3s ease;
}

.product-card:hover .cartridge-gloss,
.carousel-card-3d:hover .cartridge-gloss {
  background: linear-gradient(115deg, transparent 15%, rgba(255, 255, 255, 0.35) 35%, rgba(0, 240, 255, 0.3) 45%, rgba(255, 0, 85, 0.25) 55%, transparent 75%);
  animation: holoSweep 1.2s ease-in-out;
}

@keyframes holoSweep {
  0% { transform: translateX(-100%); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateX(100%); opacity: 0; }
}

.cartridge-seal-badge {
  position: absolute;
  bottom: 6px;
  left: 6px;
  background: linear-gradient(135deg, #d4af37, #f3e5ab, #aa771c);
  color: #0b0f19;
  font-size: 0.52rem;
  font-weight: 900;
  padding: 2px 5px;
  border-radius: 3px;
  letter-spacing: 0.5px;
  z-index: 3;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
  text-transform: uppercase;
}

.nfc-chip-indicator {
  position: absolute;
  bottom: 6px;
  right: 6px;
  font-size: 0.65rem;
  font-weight: 800;
  background: rgba(11, 15, 25, 0.88);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  padding: 2px 6px;
  border-radius: 4px;
  z-index: 3;
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.3);
}

.product-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.product-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.spec-pill {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

.product-price-box {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.price-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.product-actions {
  display: flex;
  gap: 8px;
}

/* ==========================================================================
   Wholesale & B2B Section (Atacado & Expositor Giratório)
   ========================================================================== */
.wholesale-card {
  background: linear-gradient(135deg, rgba(26, 36, 58, 0.85) 0%, rgba(14, 20, 34, 0.95) 100%);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 50px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 240, 255, 0.15);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.wholesale-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(251, 191, 36, 0.15);
  border: 1px solid rgba(251, 191, 36, 0.4);
  color: var(--yellow);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.wholesale-title {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.wholesale-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.wholesale-perks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}

.wholesale-perk-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: #fff;
}

.perk-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

/* Profit Calculator Box */
.calc-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.calc-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 12px;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.calc-value {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: #fff;
}

.calc-highlight {
  background: rgba(0, 240, 255, 0.1);
  border: 1px dashed var(--cyan);
  padding: 16px;
  border-radius: var(--radius-sm);
}

.calc-profit {
  font-size: 1.8rem;
  color: var(--cyan);
  font-weight: 800;
  font-family: var(--font-mono);
}

/* ==========================================================================
   Compatibility & FAQ
   ========================================================================== */
.devices-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 60px;
}

.device-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
}

.device-card h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.device-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.device-card li {
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question:hover {
  color: var(--cyan);
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open {
  border-color: var(--border-glow);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #04060a;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px;
  margin-top: 90px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 16px 0 24px;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: #fff;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #25d366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  z-index: 999;
  text-decoration: none;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6);
}

/* Keyframe Animations */
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.6); opacity: 0.4; }
}

@keyframes rotate-radar {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .wholesale-card {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .devices-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-title {
    font-size: 2.6rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero {
    padding: 50px 0 30px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}
.genre-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.genre-pill:hover, .genre-pill.active {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ============================================================
   MODAL DE PRÉVIA NOSTÁLGICA (DEMO 16-BIT & MÁQUINA DE VENDAS)
   ============================================================ */
.preview-modal-card {
  background: #0d1322;
  border: 1px solid var(--cyan);
  border-radius: 20px;
  max-width: 620px;
  width: 100%;
  padding: 28px;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.95), 0 0 40px rgba(0, 240, 255, 0.35);
  position: relative;
  animation: modalPopIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90vh;
  overflow-y: auto;
}

@keyframes modalPopIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.modal-close-btn:hover {
  background: var(--pink);
  border-color: var(--pink);
  transform: rotate(90deg);
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  padding-right: 40px;
}

.preview-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.preview-title-wrap h3 {
  font-size: 1.4rem;
  color: #fff;
  font-weight: 700;
  margin: 0;
}

.preview-chip-tag {
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--cyan);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  font-weight: 600;
}

/* TV Retrô CRT Frame */
.preview-tv-frame {
  background: linear-gradient(145deg, #182032, #0b0f19);
  border: 2px solid #2a3854;
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 20px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8), 0 10px 25px rgba(0, 0, 0, 0.5);
  position: relative;
}

.preview-tv-bezel {
  position: relative;
  background: #05070c;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  max-height: 280px;
  border: 2px solid #000;
}

#preview-game-canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.tv-crt-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.35) 50%),
              linear-gradient(90deg, rgba(255, 0, 0, 0.04), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.04));
  background-size: 100% 3px, 6px 100%;
  pointer-events: none;
}

.tv-glare {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.preview-tv-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-size: 0.75rem;
  font-family: var(--font-pixel);
  color: var(--yellow);
  justify-content: center;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yellow);
  animation: pulseDot 1.4s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); opacity: 0.5; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 10px var(--yellow); }
  100% { transform: scale(0.9); opacity: 0.5; }
}

/* Exclusive Notice Card */
.preview-exclusive-notice {
  background: rgba(255, 0, 85, 0.08);
  border: 1px solid rgba(255, 0, 85, 0.3);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.exclusive-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}

.exclusive-content h4 {
  font-size: 0.95rem;
  color: #fff;
  margin: 0 0 4px;
  font-weight: 700;
}

.exclusive-content p {
  font-size: 0.84rem;
  color: #cbd5e1;
  margin: 0;
  line-height: 1.45;
}

/* Pricing & CTA Row */
.preview-pricing-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px dashed var(--border-glow);
  border-radius: 14px;
  padding: 18px 22px;
  flex-wrap: wrap;
}

.pricing-label {
  font-size: 0.8rem;
  color: #94a3b8;
  display: block;
}

.pricing-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.pricing-sub {
  font-size: 0.85rem;
  color: #94a3b8;
  font-weight: 400;
}

.pricing-wholesale-tip {
  font-size: 0.75rem;
  color: #10b981;
  display: block;
  font-weight: 600;
}

.preview-action-btns {
  display: flex;
  align-items: center;
  gap: 12px;
}

@media (max-width: 600px) {
  .preview-pricing-row {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .preview-action-btns {
    flex-direction: column;
  }
  .preview-action-btns button {
    width: 100%;
  }
}


/* ============================================================
   DESTAQUE NFC SHOWCASE (ESTILO CONCORRENTE ELEVADO RETRONFC)
   ============================================================ */
.nfc-showcase-section {
  padding: 40px 0 60px;
}

.nfc-card {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0e1628 0%, #080c16 100%);
  border: 1px solid var(--border-glow);
  padding: 50px 60px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 50px;
  align-items: center;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.9), 0 0 35px rgba(0, 240, 255, 0.2);
}

.nfc-card::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 70%;
  height: 180%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.12), transparent 65%);
  pointer-events: none;
}

.nfc-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid var(--cyan);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 700;
  margin-bottom: 20px;
}

.nfc-card h2 {
  font-size: 2.3rem;
  color: #fff;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.nfc-card p {
  color: #94a3b8;
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 24px;
  max-width: 520px;
}

.nfc-price-tag-box {
  display: flex;
  gap: 14px;
  align-items: baseline;
  margin-bottom: 28px;
  padding: 12px 18px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  max-width: fit-content;
}

.nfc-price-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #94a3b8;
  font-weight: 600;
}

.nfc-price-val {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--cyan);
}

.nfc-price-sub {
  font-size: 0.75rem;
  color: #10b981;
  font-weight: 600;
}

.nfc-visual {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.nfc-phone {
  width: 62%;
  aspect-ratio: 9 / 16;
  background: linear-gradient(160deg, #18233c, #070a12);
  border-radius: 32px;
  border: 3px solid #2d3f66;
  position: relative;
  z-index: 2;
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.9), 0 0 35px rgba(0, 240, 255, 0.25);
}

.nfc-phone-screen {
  flex: 1;
  background: #000;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.nfc-phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.nfc-chip {
  position: absolute;
  right: 4%;
  bottom: 10%;
  z-index: 4;
  width: 44%;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--cyan);
  transform: rotate(8deg);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.8), 0 0 25px rgba(0, 240, 255, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nfc-chip:hover {
  transform: rotate(0deg) scale(1.08);
  box-shadow: 0 25px 55px rgba(0, 0, 0, 0.9), 0 0 35px rgba(0, 240, 255, 0.6);
}

.nfc-chip img {
  width: 100%;
  display: block;
}

.nfc-waves {
  position: absolute;
  top: 55%;
  left: 65%;
  transform: translate(-50%, -50%);
  z-index: 3;
  pointer-events: none;
}

.nfc-waves span {
  position: absolute;
  inset: 0;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  width: 70px;
  height: 70px;
  margin: -35px;
  opacity: 0;
  animation: nfcWave 2.4s infinite ease-out;
}

.nfc-waves span:nth-child(2) {
  animation-delay: 0.8s;
}

.nfc-waves span:nth-child(3) {
  animation-delay: 1.6s;
}

@keyframes nfcWave {
  0% { transform: scale(0.3); opacity: 0.9; }
  50% { opacity: 0.6; }
  100% { transform: scale(3.2); opacity: 0; }
}

@media (max-width: 900px) {
  .nfc-card {
    grid-template-columns: 1fr;
    padding: 40px 24px;
    gap: 36px;
    text-align: center;
  }
  .nfc-card p {
    margin: 0 auto 24px;
  }
  .nfc-price-tag-box {
    margin: 0 auto 28px;
  }
  .nfc-visual {
    max-width: 340px;
    margin: 0 auto;
    width: 100%;
  }
}


/* ==========================================================================
   3D SHOWCASE CAROUSEL (Hall da Fama dos Colecionáveis)
   ========================================================================== */
.showcase-carousel-section {
  position: relative;
  padding: 40px 0 20px;
  overflow: hidden;
}

.carousel-header {
  text-align: center;
  margin-bottom: 28px;
}

.carousel-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 20px;
  background: rgba(255, 215, 0, 0.12);
  border: 1px solid rgba(255, 215, 0, 0.35);
  color: #ffd700;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.carousel-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
}

.carousel-desc {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
  font-size: 0.95rem;
}

.carousel-3d-container {
  position: relative;
  max-width: 1050px;
  margin: 0 auto;
  perspective: 1200px;
  padding: 20px 0 30px;
}

.carousel-3d-stage {
  position: relative;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
}

.carousel-card-3d {
  position: absolute;
  width: 290px;
  background: rgba(22, 30, 46, 0.9);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  user-select: none;
}

.carousel-card-3d.state-active {
  z-index: 10;
  transform: translateX(0) scale(1.06) translateZ(40px);
  border-color: var(--cyan);
  box-shadow: 0 20px 50px rgba(0, 240, 255, 0.28), 0 0 25px rgba(0, 240, 255, 0.18);
  opacity: 1;
  pointer-events: auto;
}

.carousel-card-3d.state-prev {
  z-index: 5;
  transform: translateX(-260px) scale(0.86) rotateY(16deg) translateZ(-40px);
  opacity: 0.65;
  filter: brightness(0.75);
}

.carousel-card-3d.state-next {
  z-index: 5;
  transform: translateX(260px) scale(0.86) rotateY(-16deg) translateZ(-40px);
  opacity: 0.65;
  filter: brightness(0.75);
}

.carousel-card-3d.state-hidden {
  opacity: 0;
  transform: scale(0.5) translateZ(-120px);
  pointer-events: none;
}

.carousel-card-info {
  margin-top: 12px;
  text-align: center;
}

.carousel-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}

.carousel-card-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 12px;
  margin-bottom: 12px;
}

.carousel-card-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.carousel-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(14, 20, 34, 0.9);
  border: 2px solid var(--cyan);
  color: var(--cyan);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 25;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
  transition: all 0.2s ease;
}

.carousel-nav-btn:hover {
  background: var(--cyan);
  color: #0b0f19;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
  transform: translateY(-50%) scale(1.12);
}

.carousel-nav-prev { left: 10px; }
.carousel-nav-next { right: 10px; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
}

.carousel-dot.active {
  width: 28px;
  border-radius: 6px;
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

/* Ambient Parallax Elements */
.parallax-ambient-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.parallax-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.12;
  will-change: transform;
  pointer-events: none;
}

.parallax-orb-1 {
  width: 500px;
  height: 500px;
  background: #00f0ff;
  top: 20%;
  left: -120px;
}

.parallax-orb-2 {
  width: 550px;
  height: 550px;
  background: #ff0055;
  top: 55%;
  right: -140px;
}

.parallax-orb-3 {
  width: 450px;
  height: 450px;
  background: #7928ca;
  top: 85%;
  left: 25%;
}

@media (max-width: 768px) {
  .carousel-3d-stage {
    height: 380px;
  }
  .carousel-card-3d {
    width: 240px;
    padding: 14px;
  }
  .carousel-card-3d.state-prev {
    transform: translateX(-160px) scale(0.82) rotateY(14deg);
  }
  .carousel-card-3d.state-next {
    transform: translateX(160px) scale(0.82) rotateY(-14deg);
  }
  .carousel-nav-btn {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
}

.tray-thumb-img {
  width: 42px;
  height: 30px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
}