*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        
        :root {
            --radius: 0.875rem;
            --background: oklch(0.99 0.005 90);
            --foreground: oklch(0.18 0.04 260);
            --card: oklch(1 0 0);
            --card-foreground: oklch(0.18 0.04 260);
            --navy: oklch(0.22 0.06 265);
            --navy-deep: oklch(0.14 0.05 265);
            --primary: oklch(0.22 0.06 265);
            --primary-foreground: oklch(0.98 0.005 90);
            --gold: oklch(0.82 0.16 85);
            --gold-foreground: oklch(0.18 0.04 260);
            --muted: oklch(0.96 0.01 250);
            --muted-foreground: oklch(0.45 0.03 260);
            --accent: oklch(0.82 0.16 85);
            --border: oklch(0.9 0.012 260);
            --input: oklch(0.9 0.012 260);
            --ring: oklch(0.82 0.16 85);
            --gradient-hero: linear-gradient(135deg, oklch(0.14 0.05 265) 0%, oklch(0.22 0.06 265) 55%, oklch(0.32 0.09 270) 100%);
            --gradient-gold: linear-gradient(135deg, oklch(0.88 0.14 88) 0%, oklch(0.78 0.17 75) 100%);
            --shadow-elegant: 0 25px 60px -25px color-mix(in oklab, var(--navy-deep) 45%, transparent);
            --shadow-gold: 0 20px 50px -20px color-mix(in oklab, var(--gold) 55%, transparent);
            --shadow-card: 0 10px 30px -15px color-mix(in oklab, var(--navy-deep) 25%, transparent);
            --font-display: 'Space Grotesk', system-ui, sans-serif;
            --font-sans: 'Inter', system-ui, sans-serif;
        }
        
        body {
            background-color: var(--background);
            color: var(--foreground);
            font-family: var(--font-sans);
            -webkit-font-smoothing: antialiased;
            line-height: 1.6;
            padding-top: 72px;
        }
        
        h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.02em; }
        
        /* ===== COMPONENTES GLOBALES ===== */
        .container-page { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
        
        .btn-gold {
            background: var(--gradient-gold);
            color: var(--gold-foreground);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border-radius: 9999px;
            padding: 0.75rem 1.75rem;
            font-weight: 600;
            transition: all 0.2s ease;
            text-decoration: none;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:hover { transform: translateY(-2px); filter: brightness(1.05); }
        
        .btn-navy {
            background: var(--gradient-hero);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border-radius: 9999px;
            padding: 0.75rem 1.75rem;
            font-weight: 600;
            color: white;
            text-decoration: none;
            box-shadow: var(--shadow-elegant);
            transition: all 0.2s ease;
        }
        .btn-navy:hover { transform: translateY(-2px); }
        

        
        /* ===== HERO SECTION ===== */
        .bi-hero {
            background: var(--gradient-hero);
            color: white;
            padding: 4rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .bi-hero-content h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
        }
        .bi-hero-content p {
            max-width: 600px;
            margin: 1.5rem auto 0;
            font-size: 1.125rem;
            color: rgba(255,255,255,0.8);
        }
        .bi-hero-stats {
            display: flex;
            justify-content: center;
            gap: 3rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }
        .bi-hero-stat-number {
            font-size: 2rem;
            font-weight: bold;
            color: var(--gold);
            font-family: var(--font-display);
        }
        .bi-hero-stat-label {
            font-size: 0.75rem;
            color: rgba(255,255,255,0.7);
        }
        
        /* Badge animado */
        .price-badge {
            position: relative;
            display: inline-flex;
            align-items: center;
            background: linear-gradient(135deg, #FFD700, #B8860B);
            padding: 12px 24px;
            border-radius: 60px;
            margin: 1rem auto;
            animation: badgeFloat 2s ease-in-out infinite;
        }
        .price-badge-pulse {
            position: absolute;
            inset: 0;
            border-radius: 60px;
            background: rgba(255, 215, 0, 0.4);
            animation: badgePulse 2s ease-out infinite;
        }
        .price-badge-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 12px;
            color: #1e3a5f;
        }
        .price-badge-content i { font-size: 1.5rem; }
        .price-badge-content span { font-size: 0.9rem; font-weight: 500; }
        .price-badge-content strong { font-size: 1.5rem; font-weight: 800; }
        
        @keyframes badgePulse {
            0% { transform: scale(1); opacity: 0.6; }
            100% { transform: scale(1.3); opacity: 0; }
        }
        @keyframes badgeFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        
        /* Banner promocional */
        .premium-banner {
            background: linear-gradient(135deg, #FFD700 0%, #B8860B 100%);
            border-radius: 60px;
            padding: 4px;
            margin: 2rem auto;
            max-width: 700px;
            animation: bannerGlow 2s ease-in-out infinite;
        }
        .premium-banner-content {
            background: linear-gradient(135deg, rgba(0,0,0,0.85), rgba(0,0,0,0.75));
            border-radius: 56px;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 15px;
        }
        .premium-banner-icon { font-size: 2rem; }
        .premium-banner-text strong { font-size: 1.1rem; display: block; color: #FFD700; }
        .premium-banner-text span { font-size: 0.85rem; color: rgba(255,255,255,0.8); }
        .premium-price { font-size: 1.3rem; font-weight: 800; color: #FFD700; }
        .premium-banner-btn {
            background: #FFD700;
            color: #1e3a5f;
            padding: 10px 24px;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }
        .premium-banner-btn:hover { background: #B8860B; color: white; transform: scale(1.05); }
        
        @keyframes bannerGlow {
            0%, 100% { box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.4); }
            50% { box-shadow: 0 0 20px 5px rgba(255, 215, 0, 0.6); }
        }
        
        /* Contenedor principal */
        .bi-container { max-width: 1280px; margin: 0 auto; padding: 3rem 1.5rem; }
        
        /* Introducción */
        .bi-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            margin-bottom: 3rem;
        }
        .bi-intro-content h2 {
            font-size: 2rem;
            margin-bottom: 1rem;
        }
        .bi-intro-content h2 span { color: var(--gold); }
        .bi-intro-content p { color: var(--muted-foreground); margin-bottom: 1.5rem; }
        .bi-intro-features {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .bi-intro-feature {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--muted);
            padding: 0.5rem 1rem;
            border-radius: 9999px;
            font-size: 0.875rem;
        }
        .bi-intro-feature i { color: var(--gold); }
        .bi-intro-image img {
            width: 100%;
            border-radius: 1.5rem;
            box-shadow: var(--shadow-card);
        }
        
        /* Categorías */
        .bi-categories { margin-bottom: 3rem; }
        .bi-categories h2 { text-align: center; font-size: 2rem; margin-bottom: 1rem; }
        .bi-categories-subtitle { text-align: center; color: var(--muted-foreground); margin-bottom: 2rem; }
        .bi-category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }
        .bi-category-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 1.5rem;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .bi-category-card:hover { transform: translateY(-4px); border-color: var(--gold); }
        .bi-category-header {
            background: var(--gradient-hero);
            color: white;
            padding: 1rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .bi-category-header i { font-size: 1.5rem; color: var(--gold); }
        .bi-category-header h3 { font-size: 1.25rem; margin: 0; }
        .bi-category-body { padding: 1.5rem; }
        .bi-category-items { list-style: none; }
        .bi-category-items li { margin-bottom: 0.75rem; }
        .bi-category-items a {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: var(--foreground);
            text-decoration: none;
            font-size: 0.875rem;
            transition: all 0.2s;
            padding: 0.25rem 0;
        }
        .bi-category-items a:hover { color: var(--gold); transform: translateX(4px); }
        .bi-category-items a i { width: 1.25rem; color: var(--gold); }
        .bi-category-count {
            background: var(--muted);
            padding: 0.125rem 0.5rem;
            border-radius: 9999px;
            font-size: 0.7rem;
            margin-left: auto;
        }
        .premium-badge {
            background: linear-gradient(135deg, #FFD700, #B8860B);
            color: #1e3a5f;
            font-weight: bold;
        }
        
        /* Tarjeta de oferta */
        .offer-card {
            background: linear-gradient(135deg, #1e3a5f 0%, #133564 100%);
            border-radius: 1.5rem;
            margin: 2rem 0;
            padding: 2rem;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 215, 0, 0.3);
        }
        .offer-card-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .offer-card-text h3 { font-size: 1.5rem; color: white; margin-bottom: 0.5rem; }
        .offer-price { font-size: 2rem; font-weight: 800; color: #FFD700; }
        .offer-card-text p { color: rgba(255,255,255,0.8); }
        .offer-card-btn {
            background: #FFD700;
            color: #133564;
            padding: 12px 28px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 700;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .offer-card-btn:hover { background: #B8860B; color: white; transform: translateY(-2px); }
        
        /* Simuladores destacados */
        .bi-simulators { margin-bottom: 3rem; text-align: center; }
        .bi-simulators h2 { font-size: 2rem; margin-bottom: 1rem; }
        .bi-simulators-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .bi-simulator-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 1rem;
            padding: 1.5rem;
            text-decoration: none;
            color: var(--foreground);
            transition: all 0.3s ease;
            text-align: center;
        }
        .bi-simulator-card:hover { transform: translateY(-4px); border-color: var(--gold); box-shadow: var(--shadow-card); }
        .bi-simulator-icon { font-size: 2.5rem; margin-bottom: 1rem; }
        .bi-simulator-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
        .bi-simulator-card p { font-size: 0.75rem; color: var(--muted-foreground); }
        
        /* Mapa del sitio */
        .bi-sitemap {
            background: var(--muted);
            border-radius: 1.5rem;
            padding: 2rem;
            margin-bottom: 3rem;
        }
        .bi-sitemap h2 { text-align: center; margin-bottom: 2rem; font-size: 1.75rem; }
        .bi-sitemap-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }
        .bi-sitemap-col h3 {
            font-size: 1rem;
            margin-bottom: 1rem;
            color: var(--gold);
        }
        .bi-sitemap-col ul { list-style: none; }
        .bi-sitemap-col li { margin-bottom: 0.5rem; }
        .bi-sitemap-col a {
            color: var(--muted-foreground);
            text-decoration: none;
            font-size: 0.875rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .bi-sitemap-col a:hover { color: var(--gold); }
        .bi-sitemap-col a i { font-size: 0.7rem; }
        
        /* CTA */
        .bi-cta {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 1.5rem;
            padding: 3rem;
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .bi-cta h2 { font-size: 1.75rem; margin-bottom: 1rem; }
        .bi-cta p { color: var(--muted-foreground); margin-bottom: 2rem; }
        .bi-cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .bi-cta-button {
            background: var(--gradient-gold);
            color: var(--navy);
            padding: 0.75rem 1.75rem;
            border-radius: 9999px;
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.2s;
        }
        .bi-cta-button:hover { transform: translateY(-2px); filter: brightness(1.05); }
        .bi-cta-button-outline {
            background: transparent;
            border: 2px solid var(--gold);
            color: var(--foreground);
        }
        .bi-cta-button-outline:hover { background: var(--gold); color: var(--navy); }
        
        /* Footer */
        footer {
            background: var(--gradient-hero);
            color: white;
            margin-top: 4rem;
            padding: 2rem 0;
            text-align: center;
        }
        footer p { color: rgba(255,255,255,0.7); }
        footer a {
            color: rgba(255,255,255,0.7);
            margin: 0 0.5rem;
            font-size: 1.25rem;
            transition: all 0.2s;
            display: inline-block;
            text-decoration: none;
        }
        footer a:hover { color: white; transform: translateY(-2px); }
        
        /* WhatsApp flotante */
        .whatsapp-float {
            position: fixed;
            bottom: 1.5rem;
            right: 1.5rem;
            background: #25D366;
            color: white;
            width: 3.5rem;
            height: 3.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 9999px;
            font-size: 1.75rem;
            box-shadow: 0 10px 25px -5px rgba(0,0,0,0.2);
            transition: transform 0.2s;
            z-index: 40;
            text-decoration: none;
        }
        .whatsapp-float:hover { transform: scale(1.1); }
        
        /* Chatbot */
        .cimentando-chat-widget { position: fixed; bottom: 6rem; right: 1.5rem; z-index: 50; }
        .chat-button { background: var(--navy); color: white; border: none; width: 3.5rem; height: 3.5rem; border-radius: 9999px; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: var(--shadow-elegant); transition: transform 0.2s; }
        .chat-button:hover { transform: scale(1.05); }
        .chat-window { position: absolute; bottom: 5rem; right: 0; width: 320px; background: white; border-radius: 1rem; box-shadow: var(--shadow-elegant); overflow: hidden; display: none; flex-direction: column; border: 1px solid var(--border); }
        .chat-window.active { display: flex; }
        .chat-header { background: var(--gradient-hero); color: white; padding: 1rem; display: flex; justify-content: space-between; align-items: center; }
        .chat-messages { height: 300px; overflow-y: auto; padding: 1rem; background: #f8f9fa; }
        .chat-input-container { display: flex; padding: 0.5rem; border-top: 1px solid var(--border); background: white; }
        .chat-input { flex: 1; border: 1px solid var(--border); border-radius: 9999px; padding: 0.5rem 1rem; outline: none; }
        .send-btn { background: var(--gold); border: none; border-radius: 9999px; width: 2.5rem; margin-left: 0.5rem; cursor: pointer; color: var(--navy); }
        .hidden { display: none; }
        
        .whatsapp-icon { color: #25D366; font-size: 18px; display: inline-flex; align-items: center; position: relative; text-decoration: none; transition: transform 0.2s; margin-left: 8px; }
        .whatsapp-icon:hover { transform: scale(1.1); }
        .whatsapp-badge { position: absolute; top: -10px; right: -25px; background: #FFD700; color: #1e3a5f; font-size: 8px; font-weight: bold; padding: 2px 5px; border-radius: 10px; white-space: nowrap; animation: pulse 1.5s infinite; }
        @keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.7; transform: scale(0.95); } }
        
        @media (max-width: 768px) {
            .bi-intro { grid-template-columns: 1fr; text-align: center; }
            .bi-hero-content h1 { font-size: 2rem; }
            .bi-container { padding: 2rem 1rem; }
            .bi-category-grid { grid-template-columns: 1fr; }
            .offer-card-content { flex-direction: column; text-align: center; }
            .premium-banner-content { flex-direction: column; text-align: center; }
            .premium-banner-btn { width: 100%; text-align: center; }
            .bi-sitemap-grid { grid-template-columns: 1fr; }
        }