html,body,#root{width:100%;height:100%;min-height:100vh}body{color:#e0e0ff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#050508;font-family:Segoe UI,system-ui,sans-serif}#root{justify-content:center;align-items:center;display:flex}:root{--bg-dark:#0a0a12;--bg-darker:#050508;--neon-cyan:#0ff;--neon-green:#39ff14;--text-primary:#e0e0ff;--text-dim:#6a6a8a}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-darker);color:var(--text-primary);justify-content:center;align-items:center;min-height:100vh;font-family:Segoe UI,system-ui,sans-serif;display:flex;overflow:hidden}.game-container{flex-direction:column;align-items:center;gap:16px;max-width:100vw;padding:16px;display:flex}.game-header{flex-direction:column;align-items:center;gap:8px;display:flex}.game-header h1{letter-spacing:4px;text-transform:uppercase;color:var(--neon-cyan);text-shadow:0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan), 0 0 40px var(--neon-cyan);font-size:28px;font-weight:300}.game-stats{color:var(--text-dim);letter-spacing:2px;gap:24px;font-size:14px;display:flex}.game-area{background:var(--bg-dark);border:2px solid #1a1a3e;border-radius:4px;position:relative;box-shadow:0 0 20px #00ffff1a,inset 0 0 60px #00000080}.game-board{display:block}.snake{cursor:pointer}.snake path{transition:filter .15s}.snake:hover path{filter:brightness(1.3)drop-shadow(0 0 8px)!important}.snake.blocked path{animation:.3s flash-blocked}@keyframes flash-blocked{0%,to{opacity:1}50%{opacity:.3}}.win-overlay{z-index:100;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#050508e6;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.win-modal{border:1px solid var(--neon-cyan);text-align:center;background:linear-gradient(135deg,#0a0a18 0%,#12122a 100%);border-radius:8px;padding:40px 60px;box-shadow:0 0 40px #0ff3,0 0 80px #00ffff1a}.win-modal h2{letter-spacing:3px;color:var(--neon-green);text-shadow:0 0 20px var(--neon-green);margin-bottom:24px;font-size:24px;font-weight:300}.win-buttons{justify-content:center;gap:16px;display:flex}.win-buttons button,.game-footer button{border:1px solid var(--neon-cyan);color:var(--neon-cyan);letter-spacing:2px;text-transform:uppercase;cursor:pointer;background:0 0;border-radius:4px;padding:10px 24px;font-size:14px;transition:all .2s}.win-buttons button:hover,.game-footer button:hover{background:var(--neon-cyan);color:var(--bg-darker);box-shadow:0 0 20px var(--neon-cyan)}.game-footer{gap:16px;display:flex}@media (width<=480px){.game-container{padding:8px}.game-header h1{letter-spacing:2px;font-size:20px}.game-stats{gap:16px;font-size:12px}.win-modal{padding:24px 32px}.win-modal h2{font-size:18px}}.game-board{-webkit-user-select:none;user-select:none;touch-action:manipulation}