:root{--bsi-bg-dark: #1a1a2e;--bsi-bg-darker: #0f0f1a;--bsi-ember: #ff6b35;--bsi-ember-light: #ffa500;--bsi-ember-glow: #ff8c42;--bsi-text: #e8e8e8;--bsi-text-muted: #a0a0a0;--bsi-accent: #ff4500}*{-webkit-user-select:none;-moz-user-select:none;user-select:none;color:var(--bsi-text);font-weight:400;touch-action:none;overscroll-behavior:contain;box-sizing:border-box}html,body{background:var(--bsi-bg-darker);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:max(min(3.5vw,3.5vh),14px)}body>*{position:absolute}.bsi-logo{display:flex;align-items:center;gap:.5em;margin-bottom:.3em}.bsi-icon{font-size:2em;filter:drop-shadow(0 0 8px var(--bsi-ember))}.bsi-title{font-size:1.8em;font-weight:700;color:var(--bsi-ember);text-shadow:0 0 20px var(--bsi-ember),2px 2px 4px rgba(0,0,0,.8);letter-spacing:.05em}.bsi-tagline{font-size:.9em;color:var(--bsi-text-muted);margin:0 0 1em;letter-spacing:.1em;text-transform:uppercase}.game-intro{display:block;color:var(--bsi-ember-light);margin-bottom:1.2em;line-height:1.4;font-style:italic}h4{left:0;top:0;right:0;text-align:center;color:var(--bsi-ember);text-shadow:0 0 10px var(--bsi-ember),2px 2px 4px #000;font-size:1.2em}h3,h4{pointer-events:none}.m main{display:flex;justify-content:center;align-items:center;top:0;right:0;bottom:0;min-width:70%}nav{background:linear-gradient(135deg,#1a1a2ef2,#0f0f1afa);border:1px solid var(--bsi-ember);border-radius:1em;max-width:max(780px,50vw);padding:1.5em;box-shadow:0 0 30px #ff6b354d,inset 0 0 60px #00000080}#b5{padding:12px;color:var(--bsi-ember);font-size:1.5em;cursor:pointer;z-index:100;text-shadow:0 0 10px var(--bsi-ember)}#b5:hover{color:var(--bsi-ember-light)}h3{text-align:right;right:5%;bottom:0;padding:10px;color:var(--bsi-ember);font-size:1.1em;text-shadow:0 0 8px var(--bsi-ember),2px 2px 4px #000}#timerHud{position:absolute;top:10px;left:50%;transform:translate(-50%);font-size:2em;font-weight:700;color:var(--bsi-ember);text-shadow:0 0 15px var(--bsi-ember),3px 3px 6px #000;pointer-events:none;z-index:50;font-family:SF Mono,Monaco,Consolas,monospace}#timerHud.warning{color:#ff0;animation:pulse .5s ease-in-out infinite}#timerHud.critical{color:red;animation:pulse .25s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:translate(-50%) scale(1)}50%{opacity:.7;transform:translate(-50%) scale(1.05)}}#leaderboardOverlay{display:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:linear-gradient(135deg,#1a1a2efa,#0f0f1afc);border:2px solid var(--bsi-ember);border-radius:1em;padding:2em;min-width:300px;max-width:90vw;max-height:80vh;overflow-y:auto;z-index:200;box-shadow:0 0 50px #ff6b3566}#leaderboardOverlay.visible{display:block}#leaderboardOverlay h2{color:var(--bsi-ember);margin:0 0 1em;text-align:center;font-size:1.5em}#leaderboardOverlay .lb-entry{display:flex;justify-content:space-between;padding:.5em 0;border-bottom:1px solid rgba(255,107,53,.2)}#leaderboardOverlay .lb-entry.you{color:var(--bsi-ember-light);font-weight:700}#leaderboardOverlay .lb-rank{min-width:2em;color:var(--bsi-text-muted)}#leaderboardOverlay .lb-name{flex:1;margin:0 1em}#leaderboardOverlay .lb-time{font-family:monospace;color:var(--bsi-ember)}#leaderboardOverlay .lb-close{margin-top:1.5em;text-align:center}ul{list-style:none;padding:0;margin:1em 0}li{cursor:pointer;padding:.6em 1em;margin-bottom:.4em;background:#ff6b351a;border:1px solid transparent;border-radius:.5em;transition:all .2s ease}li:hover{background:#ff6b3540;border-color:var(--bsi-ember);transform:translate(5px);color:var(--bsi-ember-light)}a{color:var(--bsi-text-muted);text-decoration:none;transition:color .2s ease}a:hover{color:var(--bsi-ember)}.controls-hint,.credits{font-size:.75em;color:var(--bsi-text-muted);margin-top:1em}main,.m h4,.m #timerHud,#hD{display:none}#hC{background:var(--bsi-bg-darker)}.l h4{color:var(--bsi-ember);font-size:1.5em;top:50%;transform:translateY(-50%)}.run-complete{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;background:linear-gradient(135deg,#1a1a2ef2,#0f0f1afa);border:2px solid var(--bsi-ember);border-radius:1em;padding:2em;z-index:150}.run-complete h2{color:var(--bsi-ember);font-size:2em;margin:0 0 .5em;text-shadow:0 0 20px var(--bsi-ember)}.run-complete .final-time{font-size:3em;font-weight:700;color:var(--bsi-ember-light);font-family:monospace;margin:.3em 0}.run-complete .rank{font-size:1.2em;color:var(--bsi-text);margin-bottom:1em}@media (max-width: 600px){nav{padding:1em;margin:.5em}.bsi-title{font-size:1.4em}#timerHud{font-size:1.5em}}