/* 1. RESET Y ESTRUCTURA BASE (Sin fondos que estorben) */
#services .cards-servicios-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 40px 20px;
}

/* 2. EL CONTENEDOR (Aquí va el Slide Up) */
#services .flip-card {
    background: transparent;
    perspective: 1200px;
    height: 420px;
    border: none;
    /* Transición suave para el Slide Up */
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

#services .flip-card:hover {
    transform: translateY(-15px);
}

/* 3. EL ESQUELETO 3D (Debe ser totalmente transparente) */
#services .flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    background: transparent !important; /* Forzamos solo aquí para evitar herencia de .card */
}

#services .flip-card.active .flip-card-inner {
    transform: rotateY(180deg);
}

/* 4. LAS CARAS (Transparencia + Blur) */
#services .flip-card-front, 
#services .flip-card-back {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    /* CRÍTICO: Evita que se encimen las caras */
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    box-sizing: border-box;

    /* Estilo Tron Ares: Glassmorphism */
    background: rgba(255, 255, 255, 0.03); 
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Cara trasera: Solo rotación y un toque de oscuridad para leer mejor */
#services .flip-card-back {
    transform: rotateY(180deg);
    background: rgba(0, 0, 0, 0.3); /* Transparente pero oscuro */
}

/* 5. EL BORDE NEÓN (Pseudo-elemento) */
#services .flip-card-front::after, 
#services .flip-card-back::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 2px;
    background: linear-gradient(135deg, #ffcf40, transparent, #00f2ff);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.2;
    transition: opacity 0.4s ease;
}

#services .flip-card:hover .flip-card-front::after,
#services .flip-card.active .flip-card-back::after {
    opacity: 1;
}

/* 6. CONTENIDO (Iconos y Botones) */
#services .card-icon {
    font-size: 4rem;
    color: #fff;
    filter: drop-shadow(0 0 8px #00f2ff);
    margin-bottom: 20px;
    animation: neon-throb 3.5s infinite ease-in-out;
}

@keyframes neon-throb {
    0%, 100% { opacity: 0.7; filter: drop-shadow(0 0 5px #00f2ff); }
    50% { opacity: 1; filter: drop-shadow(0 0 12px #00f2ff); }
}

#services .card-title {
    color: #ffcf40;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

#services .btn-card {
    background: rgba(255, 207, 64, 0.05);
    border: 1px solid #ffcf40;
    color: #ffcf40;
    padding: 8px 20px;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 1px;
    border-radius: 4px;
    text-decoration: none;
}

#services a.btn-card:hover {
    background: #ffcf40;
    color: #000;
    box-shadow: 0 0 15px rgba(255, 207, 64, 0.4);
}