* {
    padding: 0;
    margin: 0;
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    z-index: 1;
}

header {
    /* border: 2px solid; */
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 2;
}
header nav {
    /* border: 2px solid green; */
    background: linear-gradient(to left, rgb(0, 60, 128), rgb(0, 101, 216), rgb(0, 204, 255));
    padding: 1% 3% 1% 1%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 7vh;
}
header nav img {
    width: 9%;
    min-width: 75px;
    filter: drop-shadow(2px 2px black);
}
header nav div {
    /* border: 2px solid; */
    min-width: 50%;
    display: flex;
    justify-content: flex-end;
} 
header nav div button:nth-child(1) {
    background: transparent;
    border: none;
    margin-right: 4%;
    color: rgb(171, 241, 171);
    font-size: /*clamp(0.5rem, 4vw, 1.2rem)*/3.1vmin;
    font-weight: bold;
    text-decoration: underline;
}
header nav div button:nth-child(2) {
    border: none;
    padding: 1vmax 2.35vmax;
    border-radius: 1vw;
    font-size: /*clamp(0.5rem, 4vw, 1.2rem)*/ 3.1vmin;
    background: linear-gradient(to right,rgb(29, 122, 1), rgb(58, 245, 2));
    color: white;
    font-weight: bold;
    text-shadow: 0.1vw 0.1vw black;
    box-shadow: 00.1vw 0.1vw black;
}
header nav div button:hover {
    cursor: pointer;
}

main {
    /* border: 2px solid; */
    position: relative;
    min-width: 100%; max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    /* height: 300vh; */
    /* margin-top: 20vh; */
}
main::before {
    position: fixed;
    content: "";
    /* border: 2px solid red; */
    width: 32vmax;
    height: 32vmax;
    left: 5%; top: 10vmax;
    border-radius: 50%;
    background: rgb(76, 142, 196);
    z-index: 1;
    opacity: 0.35;
}
main::after {
    position: fixed;
    content: "";
    /* border: 2px solid red; */
    width: 20vmax;
    height: 20vmax;
    right: 5%; bottom: 2vmax;
    border-radius: 50%;
    background: rgb(76, 142, 196);
    z-index: 0;
    opacity: 0.35;
}
.div-for-presentation {
    /* border: 2px solid red; */
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6%;
    margin-top: 3vmax;
    width: 100%;
}
.div-for-presentation .div-for-presentation1 {
    /* border: 2px solid rebeccapurple; */
    padding: 4%;
    width: 70vmin;
    text-align: center;
    border-radius: 2vmax;
    margin-bottom: 3.5vmax;
    background: white;
    box-shadow: 0.2vmax 0.2vmax black;
}
.div-for-presentation .div-for-presentation1 h1 {
    font-size: 6vmax;
    font-weight: bold;
    -webkit-text-stroke: 0.25vw;
    text-shadow: 0.12vw 0.12vw black;
    text-align: start;
}
.div-for-presentation .div-for-presentation1 p {
    text-align: start;
    margin-top: 0.7vmax;
    font-weight: 600;
}
.div-for-presentation img {
    width: 37vmax;
    /* height: 22vmax; */
}

button[aria-label="bouton_start_now"] {
    position: relative;
    text-align: center;
    padding: 1.3vmax 3%;
    font-size: clamp(2.15vmin,  3.15vmin, 4.15vmin);
    margin-top: 3vmax;
    border-radius: 1vw;
    font-weight: bold;
    border: none;
    color: white;
    background: linear-gradient(to right, rgb(2, 89, 204), rgb(70, 144, 241));
    box-shadow: 0.15vw 0.15vw rgb(0, 6, 15);
    text-shadow: 0.1vw 0.1vw black;
}
button[aria-label="bouton_start_now"]::before {
    position: absolute;
    content: "";
    top: 0;
    left: 20%; background: rgba(255, 255, 255, 0.404);
    height: 100%;
    width: 25%;
    transform: skewX(-35deg);
}

#preferences {
    min-width: 100%; max-width: 100%;
    /* border: 2px solid green; */
    margin-top: 8vmax;
    text-align: center;
    font-weight: bold;
    font-size: 2vmax;
    padding: 3vmax 0;
    background: linear-gradient(to right, rgb(0, 15, 44), rgb(101, 114, 138), rgb(0, 15, 44));
    color: white;
    text-shadow: 0.12vw 0.12vw black;
    word-wrap: break-word;
}
.preferences-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 5vmax;
    /* border: 2px solid green; */
    min-width: 100%;
    max-width: 100vw;
    gap: 1%;
    /* padding: 2vmax; */
}
.preferences-options1 {
    display: flex;
    /* border: 2px solid red; */
    min-width: 280px; max-width: 26vmax;
    padding: 2.5vmax;
    gap: 1.5vmax;
    border-radius: 2vw;
    margin-bottom: 3vmin;
    background: rgb(87, 189, 248);
    color: black;
    box-shadow: 0.15vw 0.15vw black;
    /* text-shadow: 00.03vw 0.03vw black; */
}
.preferences-options1 div {
    background: rgb(195, 233, 248);
    padding: 2%;
    box-shadow: 0.1vw 0.1vw black;
}
.preferences-options1 span {
    font-size: 8vmax;
}

#some-images {
    margin-top: 6vmax;
    font-size: 6.1vmin;
    font-weight: bold;
    text-align: center;
    padding: 0 10%;
    -webkit-text-stroke: 0.3vmin;
}
.div-for-some-images {
    position: relative;
    /* border: 2px solid green; */
    min-width: 100%; max-width: 100%;
    overflow: hidden;
    margin-top: 2vmax;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2%;
    padding: 2% 0;
}
.div-for-some-images img {
    min-width: 70vmin; 
    max-width: 85vmin; 
    margin-bottom: 2vmin;
}

#start-game {
    min-width: 100%; max-width: 100%;
    /* border: 2px solid green; */
    margin-top: 8vmax;
    text-align: center;
    font-weight: bold;
    font-size: 2vmax;
    padding: 3vmax 0;
    background: linear-gradient(to right, rgb(0, 15, 44), rgb(101, 114, 138), rgb(0, 15, 44));
    color: white;
    text-shadow: 0.12vw 0.12vw black;
    word-wrap: break-word;
}




/* Footer Styles */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(45deg, #00d4ff, #ff00ff);
    --dark-bg: #1a1a2e;
    --darker-bg: #16213e;
    --text-light: rgba(255, 255, 255, 0.9);
    --text-muted: rgba(255, 255, 255, 0.7);
    --border-glass: rgba(255, 255, 255, 0.1);
    --shadow-glow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

#image-everyWhere {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*object-fit: cover;*/
    z-index: -1;
    opacity: 0.4;  
}

.site-footer {
    /*background: var(--primary-gradient); */
    min-width: 100%;
    background: rgb(46, 0, 78);
    color: var(--text-light);
    padding: 60px 0 0;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="10" height="10" patternUnits="userSpaceOnUse"><circle cx="5" cy="5" r="0.8" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.3;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 2fr 1.5fr 1.5fr;
    gap: 40px;
    position: relative;
    z-index: 1;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-logo {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.footer-logo:hover {
    transform: scale(1.1) rotate(5deg);
}

.brand-text h3 {
    margin: 0 0 5px 0;
    font-size: 24px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-text p {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
    font-style: italic;
}

.footer-section {
    animation: fadeInUp 0.6s ease forwards;
}

.footer-section h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
}

.footer-section h2::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 1px;
}

.about p {
    line-height: 1.7;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.feature-tag {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    border: 1px solid var(--border-glass);
    transition: all 0.3s ease;
}

.feature-tag:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.links-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.link-category h4 {
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 8px;
}

.link-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.link-category li {
    margin-bottom: 8px;
}

.page-link {
    color: var(--text-muted);
    font-weight: bold;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.2);
    font-size: 14px;
}

.page-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.4);
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.link-icon {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.page-link:hover .link-icon {
    transform: scale(1.2);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

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

.contact-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 20px;
    margin-top: 2px;
}

.contact-item div {
    flex: 1;
}

.contact-item label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-item a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.contact-item a:hover {
    color: #00d4ff;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.social-section h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #ffffff;
}

.social-icons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-light);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.social-link:hover::before {
    left: 100%;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.social-link.youtube:hover {
    border-color: #ff0000;
    box-shadow: 0 10px 25px rgba(255, 0, 0, 0.3);
}

.social-icon {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.social-link:hover .social-icon {
    transform: rotate(360deg) scale(1.2);
}

.social-text {
    font-weight: 500;
    font-size: 14px;
}

.footer-bottom {
    background: var(--darker-bg);
    margin-top: 50px;
    padding: 25px 0;
    border-top: 1px solid var(--border-glass);
    position: relative;
}

.footer-bottom-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    margin: 0;
    color: var(--text-muted);
    font-size: 14px;
}

.footer-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.badge {
    background: var(--secondary-gradient);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 11px;
    font-weight: 500;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px) scale(1.1);
}

.scroll-top span {
    font-size: 20px;
    color: white;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .logo-container {
        justify-content: center;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .social-icons {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .site-footer {
        padding: 40px 0 0;
    }
    
    .footer-content {
        padding: 0 15px;
    }
    
    .features {
        justify-content: center;
    }
    
    .footer-badges {
        justify-content: center;
    }
}