:root {
    
    --bg-dark: #1A1A1A;
    --bg-light: #444444;
    --text-light: #F5F5F5;
    --text-bright: #FFFFFF;
    --accent: #E84545;
    --accent-dark: #C33C3C;
    --content-bg: rgba(44, 44, 44, 0.8);
    --accent-border: rgba(232, 69, 69, 0.1);
    --accent-shadow: rgba(232, 69, 69, 0.3);
    --accent-hover: rgba(232, 69, 69, 0.1);
    --accent-tag-text: var(--text-bright); 
}

body.blue-theme {
    
    --bg-dark: #0a192f;
    --bg-light: #1e3b6d;
    --text-light: #ccd6f6;
    --text-bright: #e6f1ff;
    --accent: #64ffda;
    --accent-dark: #00b38a;
    --content-bg: rgba(10, 25, 47, 0.8);
    --accent-border: rgba(100, 255, 218, 0.1);
    --accent-shadow: rgba(100, 255, 218, 0.3);
    --accent-hover: rgba(100, 255, 218, 0.1);
    --accent-tag-text: var(--bg-dark); 
}



html {
    scroll-behavior: smooth;
}


body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-light);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--bg-dark);
    cursor: default; 
    
    transition: background-color 0.3s ease, color 0.3s ease;
}


#gradient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 200vw;
    height: 200vh;
    background: linear-gradient(
        70deg,
        var(--bg-dark) 0%,
        var(--bg-light) 40%,
        var(--bg-light) 60%,
        var(--bg-dark) 100%
    );
    
    background-size: 400% 400%; 
    animation: moveGradient 20s ease infinite alternate;
    z-index: -1;
    
    transition: background 0.5s ease;
}

@keyframes moveGradient {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}


main {
    max-width: 800px;
    width: 90%;
    padding: 20px;
    margin-top: 100px;
}

.content-section {
    background: var(--content-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--accent-border); 
    margin-bottom: 40px;
    min-height: 200px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.content-section:hover {
    border-color: var(--accent); 
    box-shadow: 0 0 15px var(--accent-shadow); 
}


header {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--content-bg);
    backdrop-filter: blur(5px);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 10;
    text-align: center;
    
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.3s ease;
}


nav {
    flex-grow: 1;
    text-align: center;
    
    padding-left: 60px; 
}

nav a {
    color: var(--text-light);
    text-decoration: none;
    margin: 0 20px;
    font-size: 1.2em;
    transition: color 0.3s, border-bottom 0.3s;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
}

nav a:hover {
    color: var(--accent);
}
nav a.active {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}


.theme-switch-wrapper {
    position: absolute;
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-light);
    transition: 0.4s;
    border-radius: 26px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: var(--text-bright);
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent);
}

input:checked + .slider:before {
    transform: translateX(24px);
}



h1, h2 {
    color: var(--text-bright);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 10px;
    margin-top: 0;
    transition: border-color 0.3s ease, color 0.3s ease;
}

p {
    line-height: 1.6;
    font-size: 1.1em;
}


.fade-in { opacity: 0; animation: fadeIn 1s ease-out forwards; }
.delay-1 { animation-delay: 0.5s; }
.delay-2 { animation-delay: 1s; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.hidden { display: none; }



.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.project-card {
    background: var(--bg-light);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s, background-color 0.3s ease;
    border: 1px solid var(--accent-border);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 8px 20px var(--accent-shadow);
}

.project-card h3 {
    color: var(--text-bright);
    margin-top: 0;
    border-bottom: 1px solid var(--accent-dark);
    padding-bottom: 8px;
}

.project-card p {
    font-size: 0.95em;
    color: var(--text-light);
}

.project-tags {
    margin-top: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tags span {
    background-color: var(--accent);
    
    color: var(--accent-tag-text);
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.8em;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
}


.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: bold;
    text-transform: uppercase;
    transition: transform 0.3s, background-color 0.3s, color 0.3s, border-color 0.3s;
    border: 2px solid;
    cursor: pointer; 
}


.contact-btn.github, .contact-btn.epicgames {
    background-color: var(--accent);
    color: var(--accent-tag-text); 
    border-color: var(--accent);
}
.contact-btn.github:hover, .contact-btn.epicgames:hover {
    background-color: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-3px);
}


.contact-btn.steam, .contact-btn.xbox {
    background-color: transparent;
    color: var(--accent);
    border-color: var(--accent);
}
.contact-btn.steam:hover, .contact-btn.xbox:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
}


.contact-btn.instagram {
    color: white;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border: none;
}
.contact-btn.instagram:hover { opacity: 0.9; transform: translateY(-3px); }
.contact-btn.discord {
    color: white;
    background-color: #5865F2;
    border-color: #5865F2;
}
.contact-btn.discord:hover { background-color: #4a56d1; transform: translateY(-3px); }


.copy-popup {
    display: none; 
    position: absolute;
    background-color: var(--text-bright);
    color: var(--bg-dark);
    padding: 8px 12px;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 100;
    align-items: center;
    gap: 10px;
    transition: opacity 0.3s, background-color 0.3s, color 0.3s;
}

.copy-popup span {
    font-weight: bold;
    font-size: 0.9em;
}

.copy-popup button {
    background-color: var(--bg-light);
    color: var(--text-bright);
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.copy-popup button:hover {
    background-color: var(--bg-dark);
}