* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
   }
   
   :root {
       --primary-color: #f4fcfd; /* Azul claro */
       --secondary-color: #140f94; /* Azul más oscuro */
       --accent-color: #e4ecef; /* Azul intermedio */
       --text-primary: #ffffff; /* Blanco */
       --text-secondary: #b0bec5; /* Gris claro */
       --gradient-bg: linear-gradient(120deg, #040438 0%, #0e1011 100%); /* Gradiente de azul */
       --font-primary: "DM Sans", "Helvetica Neue", sans-serif;
       --primary-bg: #dae3f0;
       --secondary-bg: #a1a7b1;
       --btn-primary: #dae8ed; /* Azul claro para botones */
       --btn-info: #dae8ed; /* Azul intermedio */
       --btn-success: #dae8ed; /* Azul más oscuro */
       --btn-warning: #dae8ed; /* Azul profundo */
       --btn-accent: #dae8ed; /* Azul oscuro */
       --btn-opacity-normal: 0.1;
       --btn-opacity-hover: 0.15;
   }
   
   html {
       font-size: 20px; /* Define un valor base fijo */
   }
   
   body {
       font-family: var(--font-primary);
       -webkit-font-smoothing: antialiased;
       -moz-osx-font-smoothing: grayscale;
       background: var(--gradient-bg);
       color: var(--text-primary);
       line-height: 1.6;
       height: auto;
   }
   
   a{
       text-decoration: none;
   }
   
   .menu {
       display: flex;
       justify-content: space-between;
       align-items: center;
       padding: 10px;
       background: rgba(17, 34, 64, 0.95);
       margin-bottom: 40px;
       border: 1px solid rgba(100, 255, 218, 0.1);
       position: relative;
   }
   
   .menu figure {
       max-width: 80px;
   }
   
   .menu figure img{
       width: 100%;
   }
   
   /**Menu Hamburguesa **/
   .hamburger {
       cursor: pointer;
     }
     
     .hamburger input {
       display: none;
     }
     
     .hamburger svg {
       /* The size of the SVG defines the overall size */
       height: 3em;
       /* Define the transition for transforming the SVG */
       transition: transform 600ms cubic-bezier(0.4, 0, 0.2, 1);
     }
     
     .line {
       fill: none;
       stroke: white;
       stroke-linecap: round;
       stroke-linejoin: round;
       stroke-width: 3;
       /* Define the transition for transforming the Stroke */
       transition: stroke-dasharray 600ms cubic-bezier(0.4, 0, 0.2, 1),
                   stroke-dashoffset 600ms cubic-bezier(0.4, 0, 0.2, 1);
     }
     
     .line-top-bottom {
       stroke-dasharray: 12 63;
     }
     
     .hamburger input:checked + svg {
       transform: rotate(-45deg);
     }
     
     .hamburger input:checked + svg .line-top-bottom {
       stroke-dasharray: 20 300;
       stroke-dashoffset: -32.42;
     }
     
   .inactive{
       display: none;
   }
   
     .nav-buttons-container{
       position: absolute;
       top: 100%;
       padding: 20px 10px;
       margin: 0;
       left: 0;
       width: 100%;
       background: rgb(17 34 64);
       z-index: 5;
       border: 1px solid rgba(100, 255, 218, 0.1);
     }
   
    .nav-group{
       list-style: none;
       display: flex;
       flex-direction: column;
       justify-content: center;
       align-items: center;
       gap: 20px;
    }
   
    .nav-button{
       color: var(--text-primary);
       font-size:  1em;
    }
   
    .nav-button:hover{
       color: var(--text-secondary);
    }

    .hero-title {
        font-family: var(--font-primary);
        font-weight: 700;
        letter-spacing: -0.02em;
    }

    .hero-text {
        font-family: var(--font-primary);
        font-weight: 400;
    }

    .hero-section {
        padding: 0px;
        margin: 20px 0 40px;
        background: rgba(17, 34, 64, 0.95);
        border-radius: 15px;
        border: 1px solid rgba(100, 255, 218, 0.1);
        backdrop-filter: blur(10px);
    }

    .hero-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0px;
        align-items: center;
    }

    .hero-text-container {
        text-align: left;
        padding-left: 30px;
    }

    .hero-title {
        font-size: 2.5em;
        font-weight: 600;
        margin-bottom: 15px;
        background: linear-gradient(45deg, var(--accent-color), #353799);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    }

    .hero-text {
        font-size: 1.4em;
        color: var(--text-primary);
        line-height: 1.6;
        margin-bottom: 15px;
        
    }

    .highlight {
        color: var(--accent-color);
        font-weight: 600;
    }

    .hero-subtext {
        font-size: 1.1em;
        color: var(--text-secondary);
        line-height: 1.5;
        margin-top: 15px;
        padding-left: 20px;
        border-left: 3px solid var(--accent-color);
    }

    .hero-visualization {
        background: rgba(6, 41, 104, 0.3);
        border-radius: 15px;
        padding: 20px;
        border: 1px solid rgba(100, 255, 218, 0.1);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }

    .challenges-card {
        background: rgba(17, 34, 64, 0.95);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(100, 255, 218, 0.1);
        border-radius: 20px;
        padding: 30px;
        margin: 40px auto;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        transform: translateY(0);
        transition: transform 0.3s ease;
    }

    .challenges-card:hover {
        transform: translateY(-5px);
    }

    .challenges-header {
        display: flex;
        align-items: center;
        gap: 15px;
        margin-bottom: 30px;
    }

    .challenges-icon {
        font-size: 2em;
        background: linear-gradient(45deg, var(--accent-color), #4FD1C5);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .challenges-title {
        font-size: 1.8em;
        color: var(--text-primary);
        margin: 0;
        background: linear-gradient(45deg, var(--accent-color), #4FD1C5);
        text-align: center;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .challenges-list {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .challenge-item {
        display: flex;
        align-items: flex-start;
        gap: 15px;
        padding: 15px;
        background: rgba(255, 255, 255, 0.03);
        border-radius: 12px;
        border: 1px solid rgba(100, 255, 218, 0.1);
        transition: all 0.3s ease;
        align-items: center;
    }

    .challenge-item:hover {
        background: rgba(255, 255, 255, 0.05);
        transform: translateX(10px);
        border-color: var(--accent-color);
    }

    .challenge-bullet {
        background: rgba(100, 255, 218, 0.1);
        border-radius: 50%;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .bullet-icon {
        font-size: 1.2em;
    }

    .challenge-text {
        color: var(--text-secondary);
        margin: 0;
        font-size: 1em;
        line-height: 1.5;
    }

    .servicios h2{
        text-align: center;
        color: white;
        font-size: 1.7em;
        background-color: transparent;
        align-self: center;
        margin: 80px 40px;
    }

    .services_section{
        font-family: Arial, sans-serif;
        display: flex;
        justify-content: center;
        margin: 20px 0 90px 0;
    }
    .container_services {
        display: flex;
        flex-direction: row;
        width: 80%;
        max-width: 1400px;
        background: rgba(255, 255, 255, 0.05);
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
        border-radius: 10px;
        overflow: hidden;
    }
    .menu_services {
        width: 35%;
        background: rgba(17, 34, 64, 0.95);
        color: white;
        padding: 20px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .menu_services div {
        padding: 15px;
        cursor: pointer;
        border-bottom: 1px solid rgba(255, 255, 255, 0.5);
        transition: background 0.3s;
    }
    .menu_services div:hover {
        background: rgba(255, 255, 255, 0.3);
    }
    .content_services {
        width: 70%;
        padding: 20px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .hidden {
        display: none;
    }

    .content_services ul {
        list-style: none;
        padding: 0;
    }

    .content_services ul li {
        margin-bottom: 10px;
        padding-left: 30px;
        position: relative;
    }

    .content_services ul li::before {
        content: "✔️";
        position: absolute;
        left: 0;
        top: 0;
    }

    /*ESTILOS DE WHATSAP*/

    .whatsapp-widget {
        position: fixed;
        bottom: 20px;
        right: 20px;
        z-index: 1000;
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        gap: 10px;
    }
    
    .widget-preview {
        background: rgba(17, 34, 64, 0.95);
        backdrop-filter: blur(10px);
        padding: 12px 20px;
        border-radius: 12px;
        border: 1px solid rgba(100, 255, 218, 0.1);
        display: flex;
        align-items: center;
        gap: 10px;
        transform: translateY(0);
        transition: all 0.3s ease;
        animation: bounce 1s infinite;
    }
    
    .preview-text {
        color: var(--text-primary);
        font-size: 0.9em;
    }
    
    .preview-close {
        color: var(--text-secondary);
        cursor: pointer;
        font-size: 1.2em;
        padding: 0 5px;
    }
    
    .whatsapp-button {
        background: #25D366;
        color: white;
        padding: 12px 24px;
        border-radius: 30px;
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 10px;
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
        transition: all 0.3s ease;
    }
    
    .button-content {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .whatsapp-icon {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .button-text {
        font-weight: 500;
    }
    
    .whatsapp-button:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 16px rgba(37, 211, 102, 0.4);
    }
    
    @keyframes bounce {
        0%, 100% {
            transform: translateY(0);
        }
        50% {
            transform: translateY(-5px);
        }
    }

    .footer-container {
        background: rgba(17, 34, 64, 0.95);
        padding: 20px;
        color: var(--text-primary);
        border-top: 1px solid rgba(100, 255, 218, 0.1);
    }
    
    .footer-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
        max-width: 1200px;
        margin: 0 auto;
    }
    
    .footer-left, .footer-right {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer-logo {
        width: 100px;
        height: auto;
        margin-bottom: 10px;
    }
    
    .footer-info p {
        margin: 5px 0;
        text-align: center;
    }
    
    .privacy-policy {
        color: var(--btn-primary);
        text-decoration: none;
        margin-bottom: 10px;
    }
    
    .privacy-policy:hover {
        text-decoration: underline;
    }
    
    .social-icons {
        display: flex;
        padding: 10px;
        gap: 10px;
    }
    
    .social-icons li{
        list-style: none;
    }
    
    .social-icons img {
        width: 40px;
        height: 38px;
    }
/*  Media Queries */

@media (min-width: 680px) {
    .menu_hamburguesa{
        display: none;
    }
    .inactive{
        display: block;
    }
    .nav-buttons-container{
        position: relative;
        top: 0;
        padding: 0;
        margin: 0;
        left: 0;
        width: auto;
        background: none;
        border: none;
    }
    .nav-group{
        display: flex;
        flex-direction: row;
     }
}

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-text-container {
        padding: 15px;
    }

    .hero-title {
        font-size: 1.8em;
        text-align: center;
    }

    .hero-text {
        font-size: 1em;
    }

    .hero-visualization {
        height: 200px;
    }

    .hero-subtext {
        font-size: 1em;
        padding-left: 15px;
    }

    .servicios h2{
        font-size: 1.4em;
    }
    .container_services {
        flex-direction: column;
        width: 90%;
        height: auto;        
        font-size: .9em;
    }
    .menu_services {
        width: 100%;
        text-align: center;
    }
    .content_services {
        width: 100%;
        font-size: .8em;
    }
    .whatsapp-widget {
        bottom: 10px;
        right: 10px;
    }

    .widget-preview {
        padding: 8px 15px;
    }

    .whatsapp-button {
        padding: 10px 20px;
    }

    .button-text {
        font-size: 0.9em;
    }
}


@media (min-width: 900px) {
    .nav-buttons-container{
        margin: 0 40px;
    }
    .nav-group{
        gap: 40px;
    }
    .nav-buttons-container a{
        font-size: 20px;
    }
    .content_services{
        padding: 40px;
    }
}

@media (min-width: 1100px){
    .menu{
        padding: 10px 40px;
    }
    .nav-buttons-container a{
        font-size: 25px;
    }
    .content_services{
        padding: 60px;
    }
}