:root {
            --primary-black: #030014;
            --neon-purple: #a855f7; --neon-purple-deep: #7c3aed; --neon-orange: #ff6b35; --neon-orange-warm: #f97316;
            --pure-white: #f0f0f0;
            --gray-sub: #8b8b9e;
            
            /* Variables Liquid Glass */
            --liquid-bg: rgba(255, 255, 255, 0.03);
            --liquid-border: rgba(255, 255, 255, 0.08);
            --liquid-glow-purple: rgba(168, 85, 247, 0.25); --liquid-glow-orange: rgba(255, 107, 53, 0.25);
            --glass-blur: blur(20px) saturate(180%);
            
            --transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

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

        body {
            background-color: var(--primary-black);
            color: var(--pure-white);
            font-family: 'Inter', sans-serif;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
            overflow-x: hidden;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* --- Fondo de Refracción (Liquid Background) --- */
        .liquid-ambient {
            position: fixed;
            top: 0; left: 0; width: 100vw; height: 100vh;
            z-index: -1; pointer-events: none; overflow: hidden;
        }
        .orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4; }
        .orb-1 { width: 600px; height: 600px; top: -10%; left: -5%; background: radial-gradient(circle, var(--neon-purple) 0%, transparent 70%); animation: floatOrb1 20s ease-in-out infinite; }
        .orb-2 { width: 500px; height: 500px; bottom: 10%; right: -5%; background: radial-gradient(circle, var(--neon-orange) 0%, transparent 70%); animation: floatOrb2 25s ease-in-out infinite; }
        @keyframes floatOrb1 { 0%,100%{transform:translate(0,0)} 33%{transform:translate(80px,60px)} 66%{transform:translate(-40px,30px)} }
        @keyframes floatOrb2 { 0%,100%{transform:translate(0,0)} 33%{transform:translate(-60px,-80px)} 66%{transform:translate(50px,-30px)} }

        /* --- Animaciones Reveal --- */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: var(--transition);
        }
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        /* --- Navegación Liquid Glass --- */
        .glass-nav {
            position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
            width: 92%; max-width: 1400px; z-index: 1000;
            background: rgba(3, 0, 20, 0.5);
            backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
            border: 1px solid var(--liquid-border); border-radius: 20px;
            padding: 12px 30px; display: flex; justify-content: space-between;
            align-items: center; box-shadow: 0 10px 30px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
            transition: var(--transition);
        }
        .nav-logo img { height: 40px; filter: drop-shadow(0 0 5px rgba(255,255,255,0.2)); transition: var(--transition); }
        .nav-logo img:hover { transform: scale(1.05); }
        
        .nav-links { display: flex; gap: 30px; align-items: center; }
        .nav-links a {
            color: rgba(255, 255, 255, 0.7); text-decoration: none;
            font-weight: 500; font-size: 0.8rem; transition: var(--transition);
            text-transform: uppercase; font-family: 'Space Grotesk', monospace; letter-spacing: 1px;
        }
        .nav-links a:hover, .nav-links a.active { 
            color: var(--neon-purple); text-shadow: 0 0 10px var(--liquid-glow-purple);
        }

        /* Botón de Hamburguesa */
        .hamburger-menu {
            display: none; color: var(--neon-purple);
            font-size: 1.5rem; cursor: pointer; transition: var(--transition);
        }

        /* --- Header Interno --- */
        header.internal-header {
            padding: 180px 20px 80px; text-align: center;
            border-bottom: 1px solid var(--liquid-border);
            background: radial-gradient(ellipse at bottom, rgba(168,85,247,0.05) 0%, transparent 60%);
            position: relative;
        }
        header.internal-header h1 {
            font-family: 'Space Grotesk', monospace; font-size: 3.5rem;
            text-transform: uppercase; letter-spacing: 4px;
            margin-bottom: 15px;
            background: linear-gradient(135deg, #fff 30%, var(--neon-purple) 70%, var(--neon-orange) 100%);
            background-size: 200% 200%; animation: gradientShift 6s ease infinite;
            -webkit-background-clip: text; color: transparent;
            filter: drop-shadow(0 10px 30px rgba(168,85,247,0.3));
        }
        @keyframes gradientShift { 0%,100%{background-position:0% 50%} 50%{background-position:100% 50%} }
        header.internal-header p {
            color: var(--gray-sub); max-width: 600px; margin: 0 auto; font-size: 1.1rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.8);
        }

        /* --- Contenedor del Blog --- */
        .blog-container {
            padding: 80px 5%; max-width: 1400px; margin: 0 auto; flex: 1; width: 100%;
        }

        .blog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 40px;
        }

        /* --- Tarjeta de Blog Liquid Glass --- */
        .blog-card {
            background: var(--liquid-bg);
            backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
            border-radius: 24px;
            overflow: hidden;
            border: 1px solid var(--liquid-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            cursor: pointer;
            text-decoration: none;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            position: relative;
        }
        
        /* Brillo interno de la tarjeta */
        .blog-card::after {
            content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
            border-radius: 24px; pointer-events: none;
            box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
        }

        .blog-card:hover {
            border-color: rgba(168, 85, 247, 0.4);
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 30px var(--liquid-glow-purple);
            background: rgba(255,255,255,0.04);
        }

        .blog-img-wrapper {
            width: 100%; height: 240px; overflow: hidden; position: relative;
            border-bottom: 1px solid var(--liquid-border);
        }

        .blog-img-wrapper img {
            width: 100%; height: 100%; object-fit: cover;
            transition: transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
            filter: grayscale(40%) contrast(1.1);
        }

        .blog-card:hover .blog-img-wrapper img {
            transform: scale(1.08); filter: grayscale(0%) contrast(1.05);
        }

        /* Contenido de la Tarjeta */
        .blog-content {
            padding: 30px; display: flex; flex-direction: column; flex-grow: 1;
            background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.3) 100%);
        }

        .blog-meta {
            display: flex; justify-content: space-between; align-items: center;
            margin-bottom: 15px; font-size: 0.85rem;
        }

        .blog-tag {
            background: rgba(168, 85, 247, 0.1); color: var(--neon-purple);
            padding: 5px 14px; border-radius: 20px; font-weight: 600;
            text-transform: uppercase; letter-spacing: 1px;
            font-family: 'Space Grotesk', monospace;
            border: 1px solid rgba(168, 85, 247, 0.3);
            backdrop-filter: blur(5px);
        }

        .blog-date { color: var(--gray-sub); font-family: 'Space Grotesk', monospace; }

        .blog-title {
            font-family: 'Space Grotesk', monospace; font-size: 1.4rem;
            color: var(--pure-white); margin-bottom: 15px; line-height: 1.4;
            transition: var(--transition);
        }

        .blog-card:hover .blog-title {
            color: var(--neon-purple); text-shadow: 0 0 10px rgba(168,85,247,0.3);
        }

        .blog-excerpt {
            color: #b0b0b0; font-size: 0.95rem; margin-bottom: 25px;
            line-height: 1.6; flex-grow: 1;
        }

        .read-more {
            color: var(--pure-white); text-decoration: none;
            font-family: 'Space Grotesk', monospace; font-size: 0.9rem;
            text-transform: uppercase; letter-spacing: 1px; font-weight: 600;
            display: inline-flex; align-items: center; gap: 8px;
            transition: var(--transition);
        }

        .read-more i { transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1); }

        .blog-card:hover .read-more { color: var(--neon-purple); text-shadow: 0 0 8px var(--liquid-glow-purple); }
        .blog-card:hover .read-more i { transform: translateX(8px); }

        /* --- Footer --- */
        footer { 
            padding: 60px 5%; text-align: center; border-top: 1px solid var(--liquid-border); 
            color: var(--gray-sub); background: radial-gradient(circle at bottom center, rgba(168, 85, 247, 0.05) 0%, transparent 70%); 
            margin-top: auto; width: 100%; 
        }
        .social { margin-bottom: 30px; display: flex; justify-content: center; gap: 30px; }
        .social a { 
            color: var(--pure-white); text-decoration: none; font-size: 1.6rem; 
            transition: var(--transition); width: 45px; height: 45px; 
            display: flex; align-items: center; justify-content: center;
            border-radius: 50%; background: var(--liquid-bg); border: 1px solid var(--liquid-border);
            backdrop-filter: blur(5px);
        }
        .social a:hover { color: var(--neon-purple); transform: translateY(-5px); border-color: var(--neon-purple); box-shadow: 0 10px 20px rgba(0,0,0,0.5), 0 0 15px var(--liquid-glow-purple); }
        .footer-nav { margin-bottom: 25px; display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
        .footer-nav a { color: var(--gray-sub); text-decoration: none; font-size: 0.85rem; transition: var(--transition); text-transform: uppercase; font-family: 'Space Grotesk', monospace; letter-spacing: 1px;}
        .footer-nav a:hover { color: var(--neon-purple); text-shadow: 0 0 8px var(--liquid-glow-purple); }
        footer p { font-size: 0.8rem; opacity: 0.6; }

        /* =========================================================================
           DISEÑO RESPONSIVO (Móviles y Tablets)
           ========================================================================= */
        @media (max-width: 900px) {
            .glass-nav { width: 95%; top: 15px; padding: 15px 25px; border-radius: 15px; }
            .hamburger-menu { display: block; }
            .nav-links {
                position: absolute; top: calc(100% + 10px); left: 0; width: 100%;
                background: rgba(3, 0, 20, 0.85); backdrop-filter: var(--glass-blur);
                -webkit-backdrop-filter: var(--glass-blur); border-radius: 15px;
                flex-direction: column; align-items: center; padding: 30px 0; gap: 25px;
                border: 1px solid var(--liquid-border); box-shadow: 0 20px 40px rgba(0,0,0,0.8);
                transform: translateY(-20px); opacity: 0; visibility: hidden;
            }
            .nav-links.active { transform: translateY(0); opacity: 1; visibility: visible; }
            .nav-links a { font-size: 1rem; width: 100%; text-align: center; padding: 10px 0; }

            header.internal-header { padding: 140px 20px 50px; }
            header.internal-header h1 { font-size: 2.5rem; }
            
            .blog-grid { grid-template-columns: 1fr; gap: 30px; }
            .blog-img-wrapper { height: 200px; }
            .blog-content { padding: 25px 20px; }
        }

        
        /* --- PRELOADER --- */
        .preloader {
            position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
            background: #030014; z-index: 9999;
            display: flex; flex-direction: column;
            justify-content: center; align-items: center;
            transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), visibility 1s;
        }
        .preloader.fade-out { opacity: 0; visibility: hidden; pointer-events: none; }
        .preloader-logo {
            width: 100px; height: 100px; margin-bottom: 50px;
            animation: preloaderPulse 2.5s ease-in-out infinite;
            filter: drop-shadow(0 0 40px rgba(168,85,247,0.6));
            z-index: 2;
        }
        .preloader-logo img { width: 100%; height: 100%; object-fit: contain; }
        @keyframes preloaderPulse { 0%,100%{transform:scale(1);filter:drop-shadow(0 0 20px rgba(168,85,247,0.4))} 50%{transform:scale(1.1);filter:drop-shadow(0 0 50px rgba(168,85,247,0.8))} }
        
        .preloader-rings { position: relative; width: 160px; height: 160px; display: flex; justify-content: center; align-items: center; }
        .ring {
            position: absolute; border: 2px solid transparent; border-radius: 50%;
        }
        .ring-1 {
            width: 160px; height: 160px; border-top-color: #a855f7;
            animation: spinRing 2s linear infinite;
        }
        .ring-2 {
            width: 140px; height: 140px; border-right-color: #ff6b35;
            animation: spinRing 1.5s linear infinite reverse;
        }
        .ring-3 {
            width: 120px; height: 120px; border-bottom-color: #00d2ff;
            animation: spinRing 3s linear infinite;
        }
        @keyframes spinRing { 0%{transform:rotate(0deg)} 100%{transform:rotate(360deg)} }
        
        .preloader-bar {
            position: absolute; bottom: 12%; left: 50%; transform: translateX(-50%);
            width: 250px; height: 4px; background: rgba(255,255,255,0.04);
            border-radius: 4px; overflow: hidden;
            box-shadow: 0 0 20px rgba(0,0,0,0.5);
        }
        .preloader-bar-fill {
            height: 100%; width: 0%; border-radius: 4px;
            background: linear-gradient(90deg, #a855f7, #00d2ff, #ff6b35);
            background-size: 200% 100%;
            animation: fillBar 3s ease-in-out forwards;
            box-shadow: 0 0 15px rgba(168,85,247,0.5);
        }
        @keyframes fillBar { 0%{width:0%} 100%{width:100%} }
 40%{width:60%} 80%{width:85%} 100%{width:100%} }
        .preloader-text {
            position: absolute; bottom: calc(15% + 20px); left: 50%; transform: translateX(-50%);
            font-family: 'Space Grotesk', monospace; font-size: 0.7rem;
            color: rgba(255,255,255,0.3); letter-spacing: 4px; text-transform: uppercase;
        }