@import url(https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Space+Mono:wght@400;700&display=swap);@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}:root{--bg-1:#0a0c16;--bg-2:#11162a;--neon-1:#33ffd9;--neon-2:#ff4fa6;--neon-3:#f7ff7a;--text:#eef1ff;--muted:#9aa4c7;--card:#141a2e;--border:#2b3358;--shadow:rgba(0, 0, 0, 0.5);--font-display:"Press Start 2P", monospace;--font-ui:"Space Mono", monospace}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font-ui);color:var(--text);background:radial-gradient(circle at top,var(--bg-2),var(--bg-1));line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.scanlines::before{position:fixed;background:repeating-linear-gradient(to bottom,rgba(255,255,255,.03),rgba(255,255,255,.03) 1px,transparent 1px,transparent 3px);mix-blend-mode:soft-light;z-index:1}.game-card::after,.scanlines::after,.scanlines::before{content:"";inset:0;pointer-events:none}.scanlines::after{position:fixed;background:radial-gradient(circle,transparent 35%,rgba(0,0,0,.55));z-index:1}.container{max-width:1040px;margin:0 auto;padding:32px 20px 64px;position:relative;z-index:2}.leaderboard li,.site-header{display:flex;justify-content:space-between}.site-header{align-items:center;padding:18px 20px;position:sticky;top:0;background:rgba(10,12,22,.8);backdrop-filter:blur(6px);z-index:3}.logo,h1,h2,h3{font-family:var(--font-display)}.logo{font-size:.9rem;color:var(--neon-2);text-shadow:0 0 14px rgba(255,79,166,.6)}.site-header nav{display:flex;gap:18px;font-size:.9rem;color:var(--muted)}.site-header nav a:hover{color:var(--neon-1)}h1,h2,h3{line-height:1.4}h1{font-size:clamp(1.6rem,2.6vw,2.5rem)}h2{font-size:clamp(1.1rem,1.7vw,1.4rem);margin-top:48px}.hero{padding:40px 0 24px;display:grid;gap:16px;max-width:640px}.hero p{color:var(--muted);margin:0}.fade-in{animation:fadeIn .8s ease-out both}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border:1px solid var(--neon-1);color:var(--neon-1);background:0 0;font-family:var(--font-ui);font-size:.9rem;text-transform:uppercase;letter-spacing:1px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;cursor:pointer}.btn:hover{transform:translateY(-2px);box-shadow:0 0 18px rgba(51,255,217,.4)}.btn.primary{border-color:var(--neon-2);color:var(--neon-2);box-shadow:0 0 18px rgba(255,79,166,.3)}.btn.ghost{border-color:var(--border);color:var(--muted)}.featured{margin-top:36px}.cta-row{margin-top:20px}.featured-card{border:1px solid var(--border);padding:24px;background:linear-gradient(135deg,rgba(51,255,217,.08),rgba(255,79,166,.08));box-shadow:0 10px 30px var(--shadow);display:grid;gap:12px}.featured-title{font-family:var(--font-display);font-size:1.1rem}.featured-desc{color:var(--muted);margin:0}.games-grid{margin-top:40px}.card-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:20px}.game-card{background:var(--card);border:1px solid var(--border);padding:20px;box-shadow:0 12px 28px var(--shadow);transition:transform .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}.game-card::after{position:absolute;border:1px solid rgba(255,255,255,.08)}.game-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(51,255,217,.2)}.game-card h3{margin:0 0 10px;font-size:1rem}.game-card p{margin:0;color:var(--muted)}.site-footer{text-align:center;padding:24px 0 48px;color:var(--muted);font-size:.8rem}.game-wrap{display:grid;gap:20px;grid-template-columns:1fr 280px;align-items:start;margin-top:24px}.game-panel,canvas{border:1px solid var(--border)}canvas{background:#0d1020;box-shadow:0 12px 30px var(--shadow)}.game-panel{padding:20px;background:rgba(20,26,46,.9);display:grid;gap:14px}.stat{color:var(--muted);font-size:.9rem}.score-form{display:grid;gap:8px}.leaderboard{margin-top:12px;border-top:1px solid rgba(43,51,88,.6);padding-top:12px}.leaderboard h3,.leaderboard ol{font-size:.85rem;margin:0 0 10px;color:var(--neon-3)}.leaderboard ol{list-style:none;margin:0;padding:0;display:grid;gap:6px;color:var(--muted)}.leaderboard li{gap:10px}.score-divider{color:var(--muted);margin-left:auto}.score-value{min-width:64px;text-align:right}.form-message{font-size:.75rem;color:var(--neon-3);min-height:16px}.form-message.error{color:var(--neon-2)}.tabs{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 18px}.tab-button{background:rgba(20,26,46,.9);color:var(--muted);padding:10px 16px;font-family:var(--font-ui);text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:border-color .2s ease,color .2s ease,box-shadow .2s ease}.tab-button.active{border-color:var(--neon-1);color:var(--neon-1);box-shadow:0 0 16px rgba(51,255,217,.35)}.score-form input,.tab-button,.tab-panel{border:1px solid var(--border)}.tab-panel{padding:24px;background:rgba(20,26,46,.9);box-shadow:0 12px 30px var(--shadow)}.tab-panel h2{margin-top:0}.score-form input{padding:10px 12px;background:#0f1326;color:var(--text);font-family:var(--font-ui)}.memory-grid{display:grid;grid-template-columns:repeat(4,minmax(60px,1fr));gap:12px}.click-target,.memory-card{border:1px solid var(--border);font-family:var(--font-display);cursor:pointer}.memory-card{background:#0f1428;height:80px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:transparent;transition:transform .2s ease,box-shadow .2s ease,color .2s ease}.memory-card.flipped,.memory-card.matched{color:var(--neon-3);box-shadow:0 0 16px rgba(247,255,122,.4);transform:translateY(-2px)}.click-target{height:220px;border-radius:18px;background:linear-gradient(135deg,rgba(51,255,217,.15),rgba(255,79,166,.2));color:var(--text);font-size:1.2rem;text-transform:uppercase;box-shadow:0 12px 30px var(--shadow);transition:transform .1s ease}.click-target:active{transform:scale(.98)}@media (max-width:840px){.game-wrap{grid-template-columns:1fr}.site-header{flex-direction:column;gap:10px}}