:root {
    --primary: #00ffcc;
    --primary-dark: #00cca3;
    --bg-dark: #050505;
    --card-bg: #111111;
    --text-main: #ffffff;
    --text-dim: #a0a0a0;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* NAVBAR */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo {
    font-size: 24px;
    font-weight: 900;
    letter-spacing: -1px;
}

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

/* BOTÓN CONTACTO DIRECTO CON SHADOW ANIMADO */
.btn-nav {
    color: var(--text-main);
    text-decoration: none;
    font-size: 14px;
    border: 1px solid var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    transition: 0.3s;
    position: relative;
    animation: pulse-shadow 2s ease-in-out infinite;
}

.btn-nav:hover { 
    background: var(--primary); 
    color: black; 
    animation: none;
    box-shadow: 0 0 20px rgba(0, 255, 204, 0.6);
}

/* HERO */
.hero {
    padding: 100px 0;
    background: radial-gradient(circle at top right, #00ffcc10, transparent);
}

.grid-hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 50px;
}

.badge {
    background: rgba(0, 255, 204, 0.1);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    text-transform: uppercase;
}

.hero-text h1 {
    font-size: clamp(40px, 5vw, 64px);
    line-height: 1.1;
    margin: 20px 0;
}

.highlight { color: var(--primary); }

.hero-text p {
    font-size: 18px;
    color: var(--text-dim);
    margin-bottom: 40px;
    max-width: 500px;
}

.cta-group {
    display: flex;
    align-items: center;
    gap: 25px;
}

.btn-primary {
    background: var(--primary);
    color: black;
    padding: 18px 35px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 800;
    text-transform: uppercase;
    transition: transform 0.2s;
}

.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,255,204,0.3); }

.price-tag { font-size: 24px; font-weight: bold; }
.price-tag span { font-size: 14px; color: var(--text-dim); }

/* ANIMACIONES Y ESTILOS DE IMAGENES UNIFICADOS */
.floating,
.reveal-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* SECCIONES */
.section { padding: 80px 0; }
.center { text-align: center; }
.section-title { font-size: 32px; margin-bottom: 30px; }

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.tech-list {
    list-style: none;
    margin-top: 20px;
}

.tech-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.tech-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* CARDS CON EFECTO HOVER COMO BOTÓN ADQUIRIR */
.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.2s, border-color 0.3s, box-shadow 0.2s;
}

.card:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 10px 20px rgba(0,255,204,0.3);
    border-color: var(--primary); 
    background: #161616; 
}

.card .icon { font-size: 40px; margin-bottom: 20px; }

/* KEYFRAMES PARA SHADOW PULSANTE (solo botón contacto) */
@keyframes pulse-shadow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 255, 204, 0.3),
                    0 0 10px rgba(0, 255, 204, 0.2),
                    0 0 15px rgba(0, 255, 204, 0.1);
    }
    50% {
        box-shadow: 0 0 10px rgba(0, 255, 204, 0.6),
                    0 0 20px rgba(0, 255, 204, 0.4),
                    0 0 30px rgba(0, 255, 204, 0.2);
    }
}

/* FOOTER */
footer {
    padding: 50px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    text-align: center;
    color: var(--text-dim);
    font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .grid, .grid-hero { grid-template-columns: 1fr; text-align: center; }
    .hero-text p { margin: 20px auto; }
    .cta-group { justify-content: center; flex-direction: column; }
}