:root {
  --bg-dark: #0d0d0f;
  --bg-card: #18181c;
  --neon-accent: #39ff14;
  --neon-pink: #ff007f;
  --text-main: #f0f0f5;
  --text-muted: #a0a0b0;
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.5;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 60px 0; }

/* Navbar */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(13, 13, 15, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(57, 255, 20, 0.2);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.brand-logo { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 900; color: #fff; text-decoration: none; }
.brand-logo span { color: var(--neon-accent); }
.nav-links a { color: var(--text-main); text-decoration: none; margin: 0 15px; font-weight: 600; text-transform: uppercase; transition: 0.3s; }
.nav-links a:hover { color: var(--neon-accent); }
.btn-wa-nav { background: var(--neon-accent); color: #000; padding: 8px 18px; font-weight: 700; text-decoration: none; border-radius: 4px; }

/* Slider & Flashazos */
.slider-section { position: relative; height: 90vh; overflow: hidden; margin-top: 70px; }
.slider-container { height: 100%; position: relative; }
.slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  display: flex; align-items: center;
  opacity: 0; transition: opacity 0.8s ease-in-out;
}
.slide.active { opacity: 1; }

.flash-overlay {
  position: absolute; inset: 0; background: #fff; opacity: 0; pointer-events: none;
}
.slide.flash .flash-overlay {
  animation: flashAnim 0.4s ease-out;
}
@keyframes flashAnim {
  0% { opacity: 0.8; }
  100% { opacity: 0; }
}

.slide-content { position: relative; z-index: 2; max-width: 700px; }
.badge-neon { background: var(--neon-pink); color: #fff; padding: 4px 12px; font-weight: 700; font-size: 0.9rem; text-transform: uppercase; }
.glitch-text { font-family: var(--font-heading); font-size: 3.5rem; margin: 15px 0; text-transform: uppercase; text-shadow: 0 0 10px var(--neon-accent); }
.btn-neon { display: inline-block; background: transparent; border: 2px solid var(--neon-accent); color: var(--neon-accent); padding: 12px 30px; font-weight: 700; text-decoration: none; margin-top: 20px; transition: 0.3s; }
.btn-neon:hover { background: var(--neon-accent); color: #000; box-shadow: 0 0 20px var(--neon-accent); }

/* Scroll Indicator */
.scroll-indicator {
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; font-size: 0.8rem; letter-spacing: 2px; color: var(--neon-accent);
}
.arrow-down { width: 12px; height: 12px; border-right: 2px solid var(--neon-accent); border-bottom: 2px solid var(--neon-accent); transform: rotate(45deg); animation: bounce 1.5s infinite; margin-top: 8px; }
@keyframes bounce { 0%, 100% { transform: rotate(45deg) translate(0, 0); } 50% { transform: rotate(45deg) translate(5px, 5px); } }

/* Cards & Grid */
.section-title { font-family: var(--font-heading); font-size: 2rem; margin-bottom: 30px; text-align: center; }
.section-title span { color: var(--neon-accent); }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 25px; }
.product-card { background: var(--bg-card); border: 1px solid #2a2a30; border-radius: 8px; overflow: hidden; transition: 0.3s; }
.product-card:hover { border-color: var(--neon-accent); transform: translateY(-5px); box-shadow: 0 5px 15px rgba(57,255,20,0.15); }
.card-img-wrapper { position: relative; height: 260px; }
.card-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }
.tag-brand { position: absolute; top: 10px; right: 10px; background: rgba(0,0,0,0.8); padding: 4px 8px; font-size: 0.8rem; border-radius: 4px; }
.card-info { padding: 20px; }
.card-info .desc { color: var(--text-muted); font-size: 0.95rem; margin: 8px 0; }
.rating { color: #ffca28; font-weight: 700; margin-bottom: 12px; }
.card-footer { display: flex; justify-content: space-between; align-items: center; }
.price { font-family: var(--font-heading); font-size: 1.2rem; color: var(--neon-accent); }
.btn-card { background: #2a2a35; color: #fff; padding: 6px 14px; text-decoration: none; border-radius: 4px; font-weight: 600; }

/* Categorías Grid */
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.category-card { height: 200px; background-size: cover; background-position: center; padding: 25px; display: flex; flex-direction: column; justify-content: flex-end; border-radius: 8px; border: 1px solid #333; }

/* Detalle de Producto */
.product-detail-container { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 70px; }
.main-image img { width: 100%; border-radius: 8px; border: 1px solid #333; }
.thumbnails { display: flex; gap: 10px; margin-top: 15px; }
.thumb { width: 70px; height: 70px; object-fit: cover; border-radius: 4px; cursor: pointer; border: 2px solid transparent; }
.thumb.active { border-color: var(--neon-accent); }
.badge-cat { background: #222; color: var(--neon-accent); padding: 4px 10px; font-size: 0.85rem; border: 1px solid var(--neon-accent); }
.product-title { font-family: var(--font-heading); font-size: 2.5rem; margin: 10px 0; }
.price-large { font-size: 2.2rem; color: var(--neon-accent); font-family: var(--font-heading); margin: 20px 0; }
.btn-whatsapp-buy { display: flex; align-items: center; justify-content: center; gap: 10px; background: #25d366; color: #fff; padding: 16px; font-size: 1.1rem; font-weight: 700; text-decoration: none; border-radius: 6px; box-shadow: 0 0 15px rgba(37,211,102,0.3); }

/* Filtros Catálogo */
.filter-bar { display: flex; gap: 10px; justify-content: center; margin-bottom: 30px; }
.filter-btn { background: var(--bg-card); color: #fff; border: 1px solid #333; padding: 8px 20px; cursor: pointer; border-radius: 20px; font-weight: 600; }
.filter-btn.active { background: var(--neon-accent); color: #000; border-color: var(--neon-accent); }

/* Footer */
.footer { background: #060608; border-top: 1px solid #222; padding: 50px 0 20px; margin-top: 60px; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.footer-bottom { border-top: 1px solid #1a1a20; margin-top: 30px; padding-top: 20px; text-align: center; color: var(--text-muted); font-size: 0.9rem; }

@media (max-width: 768px) {
  .product-detail-container { grid-template-columns: 1fr; }
  .glitch-text { font-size: 2.2rem; }
  .footer-content { grid-template-columns: 1fr; }
}