/* =========================================
   ESTILOS PREMIUM: CERRADURA ELECTRÓNICA
   ========================================= */

/* Hero Section (Fondo Oscuro Profundo e Imponente) */
.cerradura-hero {
    background: #020611; /* Azul casi negro */
    background: linear-gradient(135deg, rgba(2, 6, 17, 0.98) 0%, rgba(4, 25, 55, 0.95) 100%);
    min-height: 80vh;
    margin-top: -85px; 
    padding-top: 85px;
}

/* Resplandor suave de fondo */
.glow-hero-cerradura {
    position: absolute;
    top: 10%; right: 10%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, transparent 70%);
    filter: blur(80px);
    z-index: 0;
}

/* Tipografía y colores */
.text-cyan { color: #00e5ff; } /* Un pequeño toque cian para resaltar la palabra "Electrónica" */
.hero-title { text-shadow: 0 4px 15px rgba(0,0,0,0.3); }

/* Animaciones base */
.transition-hover-up { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.transition-hover-up:hover { transform: translateY(-5px); box-shadow: 0 15px 25px rgba(0,0,0,0.3) !important; }
.drop-shadow-3d { filter: drop-shadow(0 25px 40px rgba(0,0,0,0.5)); }

/* =========================================
   COMPOSICIÓN DE LA CERRADURA (DERECHA HERO)
   ========================================= */
.lock-showcase {
    perspective: 1000px;
}

.floating-lock {
    max-height: 480px;
    animation: floatLock 6s ease-in-out infinite;
}

@keyframes floatLock {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* Teléfono interactivo SMS */
.floating-phone {
    width: 110px;
    height: 170px;
    bottom: 10%;
    left: -15%;
    animation: floatLock 5s ease-in-out infinite 1s; /* Desfasado para que flote a destiempo */
}

.phone-screen {
    height: 100%;
    border: 1px solid #333;
}

/* Ondas WiFi encima de la cerradura */
.signal-waves {
    position: absolute;
    top: -5%; right: 0%;
    width: 100px; height: 100px;
    z-index: 1;
}

.signal-waves span {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 100%;
    border: 4px solid #00e5ff;
    border-radius: 50%;
    border-bottom-color: transparent;
    border-left-color: transparent;
    border-right-color: transparent;
    animation: waveEmit 2s infinite linear;
    opacity: 0;
}

.signal-waves span:nth-child(1) { animation-delay: 0s; width: 50px; height: 50px; left: 25px; bottom: 25px;}
.signal-waves span:nth-child(2) { animation-delay: 0.4s; width: 75px; height: 75px; left: 12.5px; bottom: 12.5px;}
.signal-waves span:nth-child(3) { animation-delay: 0.8s; }

@keyframes waveEmit {
    0% { transform: rotate(45deg) scale(0.5); opacity: 1; }
    100% { transform: rotate(45deg) scale(1.5); opacity: 0; }
}

/* =========================================
   TARJETAS DE CARACTERÍSTICAS (Formas Corporativas SEYPRO)
   ========================================= */
.feature-card-modern {
    background: #ffffff;
    border-radius: 20px;
    padding: 3rem 2rem;
    height: 100%;
    border: 1px solid #f1f5f9;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

.feature-card-modern::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; border-radius: 20px;
    box-shadow: 0 25px 45px rgba(0, 114, 206, 0.15); opacity: 0; transition: opacity 0.4s ease; z-index: -1;
}

.feature-card-modern:hover { transform: translateY(-10px) scale(1.02); }
.feature-card-modern:hover::before { opacity: 1; }

/* Círculos clásicos en lugar de hexágonos */
.icon-circle {
    width: 80px; height: 80px; border-radius: 50%;
    display: flex; justify-content: center; align-items: center;
    font-size: 2.2rem; transition: transform 0.4s ease;
}

.bg-light-blue { background-color: rgba(0, 114, 206, 0.1); }
.bg-light-orange { background-color: rgba(255, 111, 0, 0.1); }

.feature-card-modern:hover .icon-circle { transform: rotateY(180deg); }