:root {
    --primary-color: #2aa5a8;
    --white: #ffffff;
    --dark-blue: #3ec2c6;
    --light-blue: #e6f7ff;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb {
    background: #3ec2c6;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #36adb0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

html,
body {
    width: 100%;
    min-height: 100%;
    overflow-x: hidden;
    background-color: var(--white);
    color: #333;
}

/* Header */
header {
    background-color: var(--white);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}
header.scrolled {
    padding: 10px 0;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
}
.logo img {
    width: 120px;
    height: 80px;
    margin-right: 10px;
}
.logo h1 {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 700;
}
.logo span {
    color: var(--dark-blue);
}
.nav-links {
    display: flex;
    list-style: none;
}
.nav-links li {
    margin-left: 30px;
}
.nav-links a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}
.nav-links a:hover {
    color: var(--primary-color);
}
.nav-links a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}
.nav-links a:hover::after {
    width: 100%;
}
.hamburger {
    display: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background-color: var(--white);
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}
.hero::before,
.hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background-color: var(--primary-color);
    opacity: 0.1;
    z-index: 0;
}
.hero::before {
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
}
.hero::after {
    bottom: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
}
.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
    flex-wrap: wrap;
}
.hero-text {
    width: 50%;
    min-width: 280px;
}
.hero-text h1 {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #333;
}
.hero-text h1 span {
    color: var(--primary-color);
}
.hero-text p {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.6;
    color: #666;
}
.btn {
    padding: 12px 25px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid var(--primary-color);
}
.btn:hover {
    background: transparent;
    color: var(--primary-color);
}
.btn-outline {
    background: transparent;
    color: var(--primary-color);
    margin-left: 15px;
}
.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}
.hero-image {
    width: 45%;
    min-width: 200px;
}
.hero-image img {
    width: 100%;
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* Services */
.services {
    padding: 100px 0;
    background-color: var(--light-blue);
}
.section-title {
    text-align: center;
    margin-bottom: 60px;
}
.section-title h2 {
    font-size: 36px;
    color: #333;
    margin-bottom: 15px;
}
.section-title p {
    font-size: 18px;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}
.section-title h2 span {
    color: var(--primary-color);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.service-image {
    height: 200px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 20px;
    position: relative;
}
.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.3s ease;
}
.service-image:hover img {
    transform: scale(1.5);
    z-index: 100;
    filter: brightness(1.1);
}
.service-card {
    overflow: visible;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-color: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.service-icon {
    font-size: 50px;
    color: var(--primary-color);
    margin-bottom: 20px;
}
.service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #333;
}
.service-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}
.service-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}
.service-card a i {
    margin-left: 5px;
    transition: all 0.3s ease;
}
.service-card a:hover {
    color: var(--dark-blue);
}
.service-card a:hover i {
    transform: translateX(5px);
}

/* Projects */
.projects {
    padding: 100px 0;
    background-color: var(--white);
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.project-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
}
.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.project-img {
    width: 100%;
    height: 200px;
    background-color: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.project-img:hover img {
    transform: scale(1.05);
}

.project-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    overflow: auto;
}
.modal-content {
    position: relative;
    margin: 2% auto;
    width: 90%;
    max-width: 1000px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    animation: modalFade 0.3s ease;
}
@keyframes modalFade {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    color: #fff;
    cursor: pointer;
    z-index: 1010;
    text-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}
.modal-image-container {
    width: 100%;
    height: 60vh;
    overflow: hidden;
    border-radius: 8px 8px 0 0;
}
#modalImage {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.modal-details {
    padding: 30px;
}
.modal-details h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
}
.modal-details p {
    color: #333;
    line-height: 1.6;
}
.project-info {
    padding: 20px;
}
.project-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}
.project-info p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}
.project-tags {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 15px;
}
.project-tag {
    padding: 5px 10px;
    background-color: var(--light-blue);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 12px;
    margin-right: 10px;
    margin-bottom: 10px;
}

/* Mission & Vision */
.mission-vision {
    padding: 100px 0;
    background-color: var(--light-blue);
}
.mission-vision-container {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}
.mission,
.vision {
    flex: 1;
    min-width: 240px;
    background-color: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    margin-bottom: 20px;
}
.mission:hover,
.vision:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.mission h3,
.vision h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
    display: flex;
    align-items: center;
}
.mission h3 i,
.vision h3 i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 30px;
}
.mission p,
.vision p {
    color: #666;
    line-height: 1.6;
}

/* Clients */
.clients {
    padding: 100px 0;
    background-color: var(--light-blue);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 4 columnas fijas en desktop */
    gap: 40px;
    align-items: center;
    justify-items: center;
}

.client-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    width: 100%;
    max-width: 220px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.12);
}

.client-card img {
    width: 100%;
    height: auto;
    max-height: 110px;
    object-fit: contain;
    transition: filter 0.4s ease;
}

.client-card:hover img {
    filter: grayscale(0%);
}

/* Responsivo */
@media (max-width: 992px) {
    .clients-grid {
        grid-template-columns: repeat(3, 1fr); /* 3 en tablets */
        gap: 35px;
    }
    .client-card {
        height: 140px;
        padding: 25px;
    }
}

@media (max-width: 600px) {
    .clients-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 en móviles */
        gap: 30px;
    }
    .client-card {
        height: 120px;
        padding: 20px;
    }
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
    background-color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.testimonial-card {
    background-color: var(--light-blue);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.testimonial-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 20px;
    border: 4px solid var(--primary-color);
}

.testimonial-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    font-style: italic;
    color: #555;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 16px;
}

.testimonial-author {
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
    font-size: 18px;
}

.testimonial-position {
    color: var(--primary-color);
    font-size: 14px;
    margin-bottom: 15px;
}

.testimonial-rating i {
    color: #FFD700;
    font-size: 20px;
    margin: 0 2px;
}

/* Responsivo */
@media (max-width: 992px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 600px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .testimonial-card {
        padding: 25px;
    }
    .testimonial-img {
        width: 80px;
        height: 80px;
    }
}

/* Blog */
.blog {
    padding: 100px 0;
    background-color: var(--light-blue);
}
.blogs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.blog-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}
.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}
.blog-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 10px;
}
.blog-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.blog-content {
    padding: 20px;
}
.blog-date {
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 10px;
}
.blog-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}
.blog-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}
.blog-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}
.blog-content a i {
    margin-left: 5px;
    transition: all 0.3s ease;
}
.blog-content a:hover {
    color: var(--dark-blue);
}
.blog-content a:hover i {
    transform: translateX(5px);
}

/* Contact */
.contact {
    padding: 100px 0;
    background-color: var(--white);
}
.contact-container {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}
.contact-info {
    flex: 1;
    min-width: 250px;
}
.contact-info h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}
.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}
.contact-icon {
    color: var(--primary-color);
    font-size: 24px;
    margin-right: 15px;
    padding-top: 3px;
}
.contact-details h4 {
    font-size: 18px;
    margin-bottom: 5px;
    color: #333;
}
.contact-details p {
    color: #666;
}
.contact-form {
    flex: 1;
    min-width: 250px;
    background-color: var(--light-blue);
    padding: 30px;
    border-radius: 10px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    outline: none;
    transition: all 0.3s ease;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(135, 206, 235, 0.2);
}
.form-group textarea {
    height: 120px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: #333;
    color: var(--white);
    padding: 60px 0 20px;
}
.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}
.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}
.footer-logo img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}
.footer-logo h2 {
    color: var(--primary-color);
    font-size: 20px;
}
.footer-about p {
    color: #ccc;
    line-height: 1.6;
}
.footer-links h3,
.footer-services h3,
.footer-contact h3 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
}
.footer-links h3::after,
.footer-services h3::after,
.footer-contact h3::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}
.footer-links ul,
.footer-services ul {
    list-style: none;
}
.footer-links ul li,
.footer-services ul li {
    margin-bottom: 10px;
}
.footer-links ul li a,
.footer-services ul li a {
    color: #ccc;
    text-decoration: none;
    transition: all 0.3s ease;
}
.footer-links ul li a:hover,
.footer-services ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}
.footer-contact p {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    color: #ccc;
}
.footer-contact p i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 18px;
}
.whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    padding: 15px;
    font-size: 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    transition: background-color 0.3s ease, transform 0.3s ease;
    text-decoration: none;
}
.whatsapp-button:hover {
    background-color: #128c7e;
    transform: scale(1.1);
}
.whatsapp-button .tooltip {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    background-color: #128c7e;
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    font-size: 14px;
}
.whatsapp-button:hover .tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(-10px);
}
.social-icons {
    display: flex;
    margin-top: 20px;
    flex-wrap: wrap;
}
i {
    font-size: 2rem;
}
.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #444;
    border-radius: 50%;
    margin-right: 10px;
    margin-left: 0;
    color: var(--white);
    transition: all 0.3s ease;
}
.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}
.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
}
.footer-bottom p {
    color: #ccc;
}
.footer-bottom span {
    color: var(--primary-color);
}

/* Confirmation Message */
.confirmation-message {
    background-color: #4caf50;
    color: white;
    padding: 10px;
    border-radius: 5px;
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    z-index: 9999;
}

/* Animations & Effects */
.floating {
    animation: float 6s ease-in-out infinite;
}
.scale-up {
    transition: transform 0.3s ease;
}
.scale-up:hover {
    transform: scale(1.05);
}
.btn-cta {
    position: relative;
    overflow: hidden;
}
.btn-cta::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}
.btn-cta:hover::before {
    left: 100%;
}

/* RESPONSIVE QUERIES */
/* Large tablets (max-width: 1200px) */
@media (max-width: 1200px) {
    .container {
        max-width: 1000px;
    }
    .section-title h2 {
        font-size: 32px;
    }
    .hero-text h1 {
        font-size: 40px;
    }
}

/* Tablets (max-width: 992px) */
@media (max-width: 992px) {
    .container {
        max-width: 95%;
    }
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    .hero-text,
    .hero-image {
        width: 100%;
    }
    .hero-text {
        margin-bottom: 40px;
        margin-top: 10%;
    }
    .mission-vision-container,
    .contact-container {
        flex-direction: column;
    }
    .services-grid,
    .projects-grid,
    .blogs-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }
    .modal-content {
        width: 98%;
    }
}

/* Small tablets & large phones (max-width: 768px) */
@media (max-width: 768px) {
    .container {
        width: 98%;
    }
    .section-title h2 {
        font-size: 26px;
    }
    .hero {
        padding-top: 60px;
    }
    .hero-text h1 {
        font-size: 32px;
    }
    nav {
        flex-direction: row;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        z-index: 1001;
    }
    .nav-links.active {
        display: flex;
    }
    .nav-links li {
        margin: 10px 0;
        text-align: center;
    }
    .hamburger {
        display: block;
    }
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Most phones (max-width: 600px) */
@media (max-width: 600px) {
    .container {
        width: 99%;
    }
    header,
    .hero,
    .services,
    .projects,
    .mission-vision,
    .testimonials,
    .blog,
    .contact,
    footer {
        padding-left: 0;
        padding-right: 0;
    }
    .section-title h2 {
        font-size: 22px;
    }
    .hero-text h1 {
        font-size: 24px;
    }
    .hero-text p,
    .section-title p,
    .service-card p,
    .blog-content p {
        font-size: 16px;
    }
    .services,
    .projects,
    .mission-vision,
    .testimonials,
    .blog,
    .contact {
        padding: 40px 0;
    }
    .mission,
    .vision,
    .contact-form,
    .contact-info {
        padding: 20px;
    }
    .project-img,
    .service-image,
    .blog-img {
        height: 140px;
    }
    .footer-logo h2 {
        font-size: 16px;
    }
    .footer-about p,
    .footer-links ul li a,
    .footer-services ul li a,
    .footer-contact p {
        font-size: 14px;
    }
    .footer-container {
        grid-template-columns: 1fr;
    }
    .social-icons a {
        width: 40px;
        height: 40px;
    }
    .testimonial-card {
        padding: 15px;
    }
    .modal-details {
        padding: 15px;
    }
    .modal-image-container {
        height: 30vh;
    }
}

/* Extra small phones (max-width: 400px) */
@media (max-width: 400px) {
    .logo img,
    .footer-logo img {
        width: 80px;
    height: 35px;
    }
    .btn,
    .btn-outline {
        padding: 8px 14px;
        font-size: 14px;
    }
    .service-icon {
        font-size: 32px;
    }
    .project-tag,
    .blog-date {
        font-size: 10px;
    }
    .testimonial-img {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

/* Accessibility & Touch targets */
@media (pointer: coarse) {
    .btn,
    .btn-outline,
    .nav-links a,
    .service-card a,
    .blog-content a,
    .social-icons a,
    .dot {
        min-height: 48px;
        min-width: 48px;
        font-size: 1.1em;
    }
}

/* Utility for hiding on mobile */
.hide-mobile {
    display: block;
}
@media (max-width: 600px) {
    .hide-mobile {
        display: none;
    }
}