:root {
    --primary-color: #4a4a4a;
    --secondary-color: #8bac0f;
    --accent-color: #0f380f;
    --background-color: #e8e8e8;
    --text-color: #0f380f;
    --border-color: #306230;
    --pixel-size: 4px;
    --font-pixel: 'Press Start 2P', cursive;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-pixel);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    image-rendering: pixelated;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Pixelated Elements */
.pixel-border {
    border: var(--pixel-size) solid var(--border-color);
    position: relative;
    padding: 20px;
    margin: 20px 0;
    background-color: var(--background-color);
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.pixel-border::before {
    content: '';
    position: absolute;
    top: calc(var(--pixel-size) * -1);
    left: calc(var(--pixel-size) * -1);
    right: calc(var(--pixel-size) * -1);
    bottom: calc(var(--pixel-size) * -1);
    border: var(--pixel-size) solid var(--border-color);
    pointer-events: none;
    z-index: -1;
}

.pixel-text {
    font-family: var(--font-pixel);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
}

.pixel-button {
    font-family: var(--font-pixel);
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: var(--pixel-size) solid var(--border-color);
    padding: 10px 20px;
    cursor: pointer;
    text-transform: uppercase;
    font-size: 0.8rem;
    transition: all 0.2s ease;
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.pixel-button:hover {
    transform: translate(2px, 2px);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.3);
}

.pixel-button:active {
    background-color: var(--accent-color);
    color: white;
}

/* Header Styles */
header {
    padding: 20px 0;
}

header h1 {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 20px;
}

header h1 strong {
    color: var(--secondary-color); /* Match the button color */
    text-shadow: 4px 4px 0 rgba(0, 0, 0, 0.4), 
                 8px 8px 0 rgba(0, 0, 0, 0.2);
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    flex-wrap: wrap;
}

nav li {
    margin: 0 10px;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 5px;
    transition: all 0.3s ease;
    position: relative;
}

nav a:hover {
    color: var(--secondary-color);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: var(--pixel-size);
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

/* Hero Section */
#hero {
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.pixel-avatar {
    width: 200px;
    height: 200px;
    background-image: url('imagenes/pakohernandez.png');
    background-repeat: no-repeat;
    background-size: contain;
    image-rendering: pixelated;
    border: var(--pixel-size) solid var(--border-color);
    margin: 0 auto 20px;
}

.hero-text {
    flex: 1;
    min-width: 300px;
    padding: 20px;
}

.hero-text h2 {
    margin-bottom: 20px;
}

.hero-text p {
    margin-bottom: 30px;
    font-size: 0.9rem;
}

/* About Me Section */
#sobre-mi {
    padding: 40px 20px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.text-content {
    font-size: 0.8rem;
}

.text-content p {
    margin-bottom: 15px;
}

.code-block {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 20px;
    border-radius: 0;
    font-family: monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

.code-block pre {
    white-space: pre-wrap;
}

/* Projects Section */
#proyectos {
    padding: 40px 20px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.project-card {
    background-color: white;
    padding: 20px;
    border: var(--pixel-size) solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.project-image {
    height: 150px;
    background-color: var(--secondary-color);
    margin-bottom: 15px;
}

.project-card h3 {
    font-size: 1rem;
    margin-bottom: 10px;
}

.project-card p {
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.project-tags span {
    background-color: var(--accent-color);
    color: white;
    padding: 3px 8px;
    font-size: 0.7rem;
    border: 2px solid var(--border-color);
}

/* Services Section */
#habilidades {
    padding: 40px 20px;
}

.services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.service-category {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px;
    border: var(--pixel-size) solid var(--border-color);
    background-color: white;
    transition: transform 0.3s ease;
}

.service-category:hover {
    transform: translateY(-5px);
}

.service-category h3 {
    margin: 15px 0;
    font-size: 1rem;
}

.service-category p {
    font-size: 0.8rem;
    line-height: 1.5;
}

.service-icon {
    width: 64px;
    height: 64px;
    background-color: var(--secondary-color);
    border: var(--pixel-size) solid var(--border-color);
    background-repeat: no-repeat;
    background-position: center;
    background-size: 70%;
    image-rendering: pixelated;
}

.web-commerce-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA5ElEQVR42mNgoBAwwhggICDAUFhYyIBNQUNDA0NDQwMDXDMTExNDXl4eAzYFtbW1DA0NDQxwzaysrAzZ2dkM2BRUVVUxNDQ0MMA1c3BwMGRmZjJgU1BeXs7Q0NDAANPM7eXlxZCens6ATUFJSQlDQ0MDA1wzn58fQ1paGgM2BYWFhQwNDQ0McM0CgYEMKSkpDNgU5OfnMzQ0NDDANQuHhDAkJyczYFOQm5vL0NDQwADXLBoWxpCUlMSATUFOTg5DQ0MDA1yzWHg4Q2JiIgM2BVlZWQwNDQ0McM0SEREMCQkJDNgUAADnrGjVj6F0LwAAAABJRU5ErkJggg==');
}

.specific-software-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA5ElEQVR42mNgoBAwwhggICDAUFhYyIBNQUNDA0NDQwMDXDMTExNDXl4eAzYFtbW1DA0NDQxwzaysrAzZ2dkM2BRUVVUxNDQ0MMA1c3BwMGRmZjJgU1BeXs7Q0NDAANPM7eXlxZCens6ATUFJSQlDQ0MDA1wzn58fQ1paGgM2BYWFhQwNDQ0McM0CgYEMKSkpDNgU5OfnMzQ0NDDANQuHhDAkJyczYFOQm5vL0NDQwADXLBoWxpCUlMSATUFOTg5DQ0MDA1yzWHg4Q2JiIgM2BVlZWQwNDQ0McM0SEREMCQkJDNgUAADnrGjVj6F0LwAAAABJRU5ErkJggg==');
}

.web-api-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA5ElEQVR42mNgoBAwwhggICDAUFhYyIBNQUNDA0NDQwMDXDMTExNDXl4eAzYFtbW1DA0NDQxwzaysrAzZ2dkM2BRUVVUxNDQ0MMA1c3BwMGRmZjJgU1BeXs7Q0NDAANPM7eXlxZCens6ATUFJSQlDQ0MDA1wzn58fQ1paGgM2BYWFhQwNDQ0McM0CgYEMKSkpDNgU5OfnMzQ0NDDANQuHhDAkJyczYFOQm5vL0NDQwADXLBoWxpCUlMSATUFOTg5DQ0MDA1yzWHg4Q2JiIgM2BVlZWQwNDQ0McM0SEREMCQkJDNgUAADnrGjVj6F0LwAAAABJRU5ErkJggg==');
}

.digitalization-icon {
    background-image: url('imagenes/digitalizacion-sostenible.png');
}

.digitalization-full-image {
    width: 100%;
    height: auto;
    margin-bottom: 15px;
    border: var(--pixel-size) solid var(--border-color);
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

/* Contact Section */
#contacto {
    padding: 40px 20px;
}

/* CAPTCHA Styles */
.captcha-container {
    margin-bottom: 20px;
}

.captcha-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.captcha-image {
    width: 150px;
    height: 60px;
    background-color: var(--primary-color);
    border: var(--pixel-size) solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-pixel);
    color: var(--secondary-color);
    font-size: 1.5rem;
    letter-spacing: 3px;
    image-rendering: pixelated;
    position: relative;
    overflow: hidden;
}

.captcha-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAECAYAAACp8Z5+AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAIklEQVQImWNgYGD4z8DAwMCACRgZGRkYsAFGmAKYIpgCAEurA/BtvyO+AAAAAElFTkSuQmCC');
    background-repeat: repeat;
    opacity: 0.1;
    pointer-events: none;
}

#captcha-input {
    width: 120px;
    padding: 10px;
    border: var(--pixel-size) solid var(--border-color);
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    background-color: white;
}

.refresh-captcha {
    width: 40px;
    height: 40px;
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: var(--pixel-size) solid var(--border-color);
    cursor: pointer;
    font-family: var(--font-pixel);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.refresh-captcha:hover {
    transform: translate(2px, 2px);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.3);
}

.refresh-captcha:active {
    background-color: var(--accent-color);
    color: white;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 30px;
    width: 100%;
}

.form-mensaje {
    margin-bottom: 20px;
    padding: 10px;
    border: var(--pixel-size) solid;
    font-size: 0.8rem;
    text-align: center;
}

.form-mensaje.exito {
    border-color: var(--secondary-color);
    background-color: rgba(139, 172, 15, 0.1);
    color: var(--secondary-color);
}

.form-mensaje.error {
    border-color: #ff0000;
    background-color: rgba(255, 0, 0, 0.1);
    color: #ff0000;
}

.contact-form {
    width: 100%;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 100%;
}

.form-group label {
    font-size: 0.8rem;
}

.form-group input,
.form-group textarea {
    padding: 10px;
    border: var(--pixel-size) solid var(--border-color);
    font-family: var(--font-pixel);
    font-size: 0.8rem;
    background-color: white;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    justify-content: center;
    width: 100%;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.contact-item p {
    font-size: 0.8rem;
    word-break: break-word;
}

/* Pixel Icons */
.pixel-icon {
    width: 32px;
    height: 32px;
    background-color: var(--accent-color);
    border: 2px solid var(--border-color);
}

.email-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA7klEQVR42mNgGHKAEZsg49OnT/8zMjIyYJPctWsXI0wjXDMjI+P/HTt2MGCTXLduHSNMI1wzExPT/7Vr1zJgk1y5ciUjTCNcMwsLy/8VK1YwYJNcunQpI0wjXDMbG9v/JUuWMGCTXLRoESNMI1wzBwfH/4ULFzJgk5w/fz4jTCNcMxcX1/+5c+cyYJOcM2cOI0wjXDMPD8//2bNnM2CTnDVrFiNMI1wzHx/f/5kzZzJgk5wxYwYjTCNcswA/PwNMEpvk9OnTGWEa4ZqFhIQYYJLYJKdNm8YI0wjXLCoqygCTxCY5depURphGuGYAVuxYhXgrJ4YAAAAASUVORK5CYII=');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 60%;
}

.github-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA6ElEQVR42mNgGHKAEZsg49OnT/8zMjIyYJPctWsXI0wjXDMjI+P/HTt2MGCTXLduHSNMI1wzExPT/7Vr1zJgk1y5ciUjTCNcMwsLy/8VK1YwYJNcunQpI0wjXDMbG9v/JUuWMGCTXLRoESNMI1wzBwfH/4ULFzJgk5w/fz4jTCNcMxcX1/+5c+cyYJOcM2cOI0wjXDMPD8//2bNnM2CTnDVrFiNMI1wzHx/f/5kzZzJgk5wxYwYjTCNcswA/PwNMEpvk9OnTGWEa4ZqFhIQYYJLYJKdNm8YI0wjXLCoqygCTxCY5depURphGuGYAVuxYhXgrJ4YAAAAASUVORK5CYII=');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 60%;
}

.linkedin-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA6ElEQVR42mNgGHKAEZsg49OnT/8zMjIyYJPctWsXI0wjXDMjI+P/HTt2MGCTXLduHSNMI1wzExPT/7Vr1zJgk1y5ciUjTCNcMwsLy/8VK1YwYJNcunQpI0wjXDMbG9v/JUuWMGCTXLRoESNMI1wzBwfH/4ULFzJgk5w/fz4jTCNcMxcX1/+5c+cyYJOcM2cOI0wjXDMPD8//2bNnM2CTnDVrFiNMI1wzHx/f/5kzZzJgk5wxYwYjTCNcswA/PwNMEpvk9OnTGWEa4ZqFhIQYYJLYJKdNm8YI0wjXLCoqygCTxCY5depURphGuGYAVuxYhXgrJ4YAAAAASUVORK5CYII=');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 60%;
}

.twitter-icon {
    background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAACXBIWXMAAAsTAAALEwEAmpwYAAAA6ElEQVR42mNgGHKAEZsg49OnT/8zMjIyYJPctWsXI0wjXDMjI+P/HTt2MGCTXLduHSNMI1wzExPT/7Vr1zJgk1y5ciUjTCNcMwsLy/8VK1YwYJNcunQpI0wjXDMbG9v/JUuWMGCTXLRoESNMI1wzBwfH/4ULFzJgk5w/fz4jTCNcMxcX1/+5c+cyYJOcM2cOI0wjXDMPD8//2bNnM2CTnDVrFiNMI1wzHx/f/5kzZzJgk5wxYwYjTCNcswA/PwNMEpvk9OnTGWEa4ZqFhIQYYJLYJKdNm8YI0wjXLCoqygCTxCY5depURphGuGYAVuxYhXgrJ4YAAAAASUVORK5CYII=');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 60%;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
    z-index: 1000;
    padding: 0;
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translate(2px, 2px);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.3);
}

.back-to-top:active {
    background-color: var(--accent-color);
}

.pixel-arrow-up {
    width: 20px;
    height: 20px;
    position: relative;
    image-rendering: pixelated;
}

/* Create pixel art arrow using box-shadow */
.pixel-arrow-up::before {
    content: "";
    position: absolute;
    width: 4px;
    height: 4px;
    background-color: var(--text-color);
    /* Position in the center horizontally, but higher vertically */
    top: 35%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 
        /* Vertical line (stem) */
        0px 4px 0 var(--text-color),
        0px 8px 0 var(--text-color),
        0px 12px 0 var(--text-color),
        /* Triangle pointing upwards */
        0px 0px 0 var(--text-color),
        -4px 4px 0 var(--text-color),
        0px 4px 0 var(--text-color),
        4px 4px 0 var(--text-color),
        -8px 8px 0 var(--text-color),
        -4px 8px 0 var(--text-color),
        4px 8px 0 var(--text-color),
        8px 8px 0 var(--text-color);
}

/* Responsive styles for back to top button */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
    
    .pixel-arrow-up {
        width: 16px;
        height: 16px;
    }
    
    .pixel-arrow-up::before {
        /* Maintain the higher position while scaling down */
        top: 35%;
        transform: translate(-50%, -50%) scale(0.8);
    }
    
    /* Responsive popup styles for very small screens */
    .charity-popup {
        bottom: 15px;
        left: 15px;
        right: 15px;
        width: calc(100% - 30px);
    }
    
    .popup-content {
        padding: 5px;
    }
    
    .popup-content h3 {
        font-size: 0.9rem;
        margin-bottom: 10px;
    }
    
    .popup-content p {
        font-size: 0.75rem;
        margin-bottom: 15px;
    }
    
    .close-popup {
        width: 25px;
        height: 25px;
        font-size: 1rem;
    }
}

/* Footer */
footer {
    padding: 20px 0 40px;
}

footer .pixel-border {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

footer p {
    font-size: 0.7rem;
}

.social-icons {
    display: flex;
    gap: 15px;
}

/* Charity Popup */
.charity-popup {
    position: fixed;
    bottom: 30px;
    left: 30px;
    max-width: 400px;
    background-color: var(--background-color);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s, visibility 0.5s, transform 0.3s;
    transform: translateY(20px);
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.charity-popup.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.popup-content {
    padding: 10px;
}

.popup-content h3 {
    font-size: 1rem;
    margin-bottom: 15px;
}

.popup-content p {
    font-size: 0.8rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

.popup-buttons {
    display: flex;
    justify-content: center;
}

.close-popup {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: var(--pixel-size) solid var(--border-color);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--pixel-size) var(--pixel-size) 0 rgba(0, 0, 0, 0.3);
}

.close-popup:hover {
    transform: translate(2px, 2px);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.3);
}

.close-popup:active {
    background-color: var(--accent-color);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    header h1 strong {
        text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.4), 
                     6px 6px 0 rgba(0, 0, 0, 0.2);
    }
    
    /* Responsive popup styles */
    .charity-popup {
        bottom: 20px;
        left: 20px;
        right: 20px;
        max-width: none;
        width: calc(100% - 40px);
    }

    .content-grid,
    .contact-container {
        grid-template-columns: 1fr;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .pixel-avatar {
        margin-bottom: 30px;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    footer .pixel-border {
        flex-direction: column;
        text-align: center;
    }

    /* Improved services responsiveness */
    .services-container {
        gap: 20px;
    }

    .service-category {
        padding: 15px;
    }

    /* Improved contact section responsiveness */
    .contact-form, 
    .contact-info {
        width: 100%;
    }

    .contact-item {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    header h1 strong {
        text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.4), 
                     4px 4px 0 rgba(0, 0, 0, 0.2);
    }

    .skill-category {
        padding: 0 10px;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .form-group input,
    .form-group textarea {
        font-size: 0.7rem;
    }

    .captcha-wrapper {
        flex-direction: column;
        align-items: flex-start;
    }

    .captcha-image {
        width: 100%;
        max-width: 150px;
    }

    #captcha-input {
        width: 100%;
        max-width: 150px;
    }
}

@media (max-width: 480px) {
    :root {
        --pixel-size: 3px;
    }

    header h1 strong {
        text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.4), 
                     2px 2px 0 rgba(0, 0, 0, 0.2);
    }

    html {
        font-size: 12px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .pixel-avatar {
        width: 160px;
        height: 160px;
    }

    .service-category h3 {
        text-align: center;
        font-size: 0.9rem;
    }

    .service-icon {
        width: 48px;
        height: 48px;
    }

    .service-category p {
        font-size: 0.7rem;
    }

    .contact-container {
        gap: 30px;
    }

    .form-group {
        gap: 3px;
    }

    .captcha-image {
        height: 50px;
        font-size: 1.2rem;
    }

    .refresh-captcha {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .pixel-button {
        align-self: center;
    }
}