:root{--soft-pink: #F9A9C5;--soft-blue: #A9C5F9;--window-blue: #0078D4;--retro-grey: #C0C0C0;--border-grey: #808080;--text-dark: #1E1E1E;--white: #FFFFFF;--black: #000000;--error-red: #CC0000;--success-green: #008000;--card-bg: #C0C0C0;--primary-color: #0078D4;--primary-hover: #106ebe;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--font-retro: "MS Sans Serif", "Tahoma", Arial, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{font-size:18px}@media (max-width: 768px){html{font-size:20px}}body{font-family:var(--font-retro);background:var(--soft-pink);min-height:100vh;background-image:radial-gradient(circle at 1px 1px,var(--white) 1px,transparent 0);background-size:20px 20px;display:flex;justify-content:center;align-items:center;padding:var(--space-lg);animation:subtleFloat 6s ease-in-out infinite}@keyframes subtleFloat{0%,to{background-position:0px 0px}50%{background-position:10px 10px}}#content{background:var(--retro-grey);border:2px outset var(--retro-grey);position:relative;min-width:400px;max-width:1000px;min-height:300px;max-height:85vh;overflow-y:auto;box-shadow:4px 4px #0006,2px 2px #0003;padding:40px var(--space-lg) var(--space-lg) var(--space-lg)}#content:before{content:"🎮 Vier Gewinnt - Retro Edition";position:absolute;top:0;left:0;right:0;background:linear-gradient(90deg,var(--window-blue),var(--soft-blue));color:var(--white);padding:var(--space-sm) var(--space-md);font-weight:700;font-size:14px;border-bottom:1px solid var(--black)}h1{font-family:var(--font-retro);font-size:24px;color:var(--text-dark);text-align:center;margin-bottom:var(--space-lg);text-shadow:1px 1px 0px var(--soft-pink)}h2{font-family:var(--font-retro);font-size:18px;color:var(--text-dark);margin-bottom:var(--space-md)}button{font-family:var(--font-retro);font-size:14px;padding:12px 16px;background:var(--retro-grey);color:var(--text-dark);border:2px outset var(--retro-grey);cursor:pointer;transition:all .1s 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#0003;z-index:1000;max-width:90vw;width:400px;min-height:200px;font-family:var(--font-retro)}#welcome-popup:before{content:"Welcome!";position:absolute;top:0;left:0;right:0;background:linear-gradient(90deg,var(--window-blue),var(--soft-blue));color:var(--white);padding:var(--space-sm) var(--space-md);font-weight:700;font-size:14px;border-bottom:1px solid var(--black)}#welcome-popup{padding:40px var(--space-lg) var(--space-lg) var(--space-lg);text-align:center}#welcome-popup h2{color:var(--text-dark);margin-bottom:var(--space-md);font-size:18px;font-family:var(--font-retro)}#joke-content{font-style:italic;margin:var(--space-lg) 0;padding:var(--space-md);background:var(--white);border:2px inset var(--retro-grey);font-size:14px;line-height:1.4;font-family:var(--font-retro);text-align:left}#continue-btn{font-family:var(--font-retro);font-size:14px;padding:12px 24px;background:var(--retro-grey);color:var(--text-dark);border:2px outset var(--retro-grey);cursor:pointer;transition:all .1s ease;margin-top:var(--space-md)}#continue-btn:hover{background:#d0d0d0}#continue-btn:active{border:2px inset var(--retro-grey);transform:translate(1px) translateY(1px)}#popup-backdrop{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:999}.lobby-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-lg);padding-bottom:var(--space-md);border-bottom:1px solid var(--border-grey)}.lobby-header h1{margin-bottom:0;text-align:left;flex:1}.lobby-main{display:grid;grid-template-columns:1fr 300px;gap:var(--space-lg);min-height:400px}.lobby-left{display:flex;flex-direction:column;gap:var(--space-lg)}.users-container,.rooms-container{margin-bottom:0}.users-container h2,.rooms-container h2{border-bottom:1px solid var(--border-grey);padding-bottom:var(--space-sm);margin-bottom:var(--space-md)}#users-list{list-style:none;background:var(--white);border:2px inset 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