:root{--bg-color: #050a06;--bg-panel: #060d07;--matrix-bright: #00ff66;--matrix-glow: rgba(0, 255, 102, .2);--matrix-glow-strong: rgba(0, 255, 102, .5);--matrix-dim: #00cc55;--matrix-dark: #00441a;--matrix-black: #020402;--matrix-alert: #ff4444;--matrix-alert-glow: rgba(255, 68, 68, .35);--font-mono: "Share Tech Mono", "JetBrains Mono", Courier, monospace;--text-main: #e2f7e7;--text-sub: #a4cfb0}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);font-family:var(--font-mono);overflow:hidden;height:100vh;width:100vw;font-size:14px;line-height:1.5;letter-spacing:.05em;text-shadow:none}.crt-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(#12101000 50%,#0003 50%),linear-gradient(90deg,#ff000008,#00ff0003,#0000ff08);background-size:100% 4px,6px 100%;z-index:9999;pointer-events:none;opacity:.85}.crt-flicker{position:absolute;top:0;left:0;width:100%;height:100%;background:#12101008;opacity:0;z-index:9998;pointer-events:none;animation:flicker .2s infinite}@keyframes flicker{0%{opacity:.18}50%{opacity:.22}to{opacity:.18}}#root{display:flex;flex-direction:column;height:100vh;width:100vw;padding:10px;background:radial-gradient(circle at center,var(--bg-panel) 0%,var(--matrix-black) 100%);border:2px solid var(--matrix-dim);box-shadow:inset 0 0 20px var(--matrix-dark),0 0 15px #00ff661a;position:relative}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--matrix-black);border-left:1px solid var(--matrix-dark)}::-webkit-scrollbar-thumb{background:var(--matrix-dark);border:1px solid var(--matrix-dim)}::-webkit-scrollbar-thumb:hover{background:var(--matrix-dim);box-shadow:0 0 8px var(--matrix-glow)}button{background-color:var(--matrix-black);color:var(--matrix-bright);border:1px solid var(--matrix-dim);font-family:var(--font-mono);padding:8px 16px;font-size:13px;cursor:pointer;text-transform:uppercase;transition:all .2s ease-in-out;outline:none;box-shadow:0 0 4px var(--matrix-glow)}button:hover:not(:disabled){background-color:var(--matrix-dark);border-color:var(--matrix-bright);box-shadow:0 0 10px var(--matrix-glow-strong);text-shadow:0 0 8px var(--matrix-bright)}button:active:not(:disabled){background-color:var(--matrix-dim);color:var(--matrix-black)}button:disabled{color:var(--matrix-dark);border-color:var(--matrix-dark);cursor:not-allowed;text-shadow:none}.console-header{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid var(--matrix-dim);padding-bottom:8px;margin-bottom:10px}.console-title{font-size:18px;font-weight:700;color:var(--matrix-bright);text-shadow:0 0 8px var(--matrix-glow-strong)}.console-stats{display:flex;gap:20px;font-size:12px;color:var(--matrix-dim);font-weight:700}.console-body{display:flex;flex:1;overflow:hidden;gap:12px}.left-panel{flex:1.2;display:flex;flex-direction:column;border:1px solid var(--matrix-dim);background-color:#050a06d9;overflow:hidden;position:relative}.left-panel-nav{display:flex;border-bottom:1px solid var(--matrix-dim);background-color:var(--matrix-black);overflow-x:auto}.nav-tab{padding:10px 16px;background:none;border:none;border-right:1px solid var(--matrix-dark);color:var(--matrix-dim);cursor:pointer;text-transform:uppercase;font-size:12px;transition:all .2s ease;box-shadow:none}.nav-tab:hover{color:var(--matrix-bright);background-color:var(--matrix-dark);box-shadow:none;text-shadow:0 0 4px var(--matrix-glow)}.nav-tab.active{color:var(--matrix-black);background-color:var(--matrix-bright);font-weight:700;text-shadow:none}.left-panel-content{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:20px}.left-panel-content p{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14.5px;line-height:1.6;color:var(--text-main);text-shadow:none}.right-panel{flex:1;display:flex;flex-direction:column;border:1px solid var(--matrix-dim);background-color:var(--matrix-black);overflow:hidden;position:relative}.canvas-container{flex:1;width:100%;position:relative;background-color:#000}.canvas-hud{position:absolute;top:15px;left:15px;right:15px;pointer-events:none;display:flex;flex-direction:column;gap:6px;z-index:10;font-size:12px;color:var(--matrix-bright);text-shadow:0 0 5px var(--matrix-glow)}.hud-line{background-color:#020402b3;padding:4px 8px;border-left:3px solid var(--matrix-bright);width:fit-content}.hud-bottom{position:absolute;bottom:15px;left:15px;right:15px;z-index:10;display:flex;justify-content:space-between;align-items:flex-end}.controls-overlay{background-color:#020402d9;border:1px solid var(--matrix-dark);padding:10px;display:flex;flex-direction:column;gap:8px;max-width:260px;font-size:11px}.controls-overlay h4{border-bottom:1px solid var(--matrix-dim);padding-bottom:4px;margin-bottom:4px;text-transform:uppercase}.control-row{display:flex;justify-content:space-between;align-items:center;gap:10px}.control-row input[type=range]{flex:1;accent-color:var(--matrix-bright);cursor:pointer}h1.doc-title{font-size:20px;text-transform:uppercase;border-bottom:2px dashed var(--matrix-dim);padding-bottom:8px;color:var(--matrix-bright);text-shadow:0 0 10px var(--matrix-glow-strong)}h2.section-title{font-size:16px;text-transform:uppercase;color:var(--matrix-bright);margin-top:10px;border-bottom:1px solid var(--matrix-dark);padding-bottom:4px}.meta-info{font-size:12px;color:var(--matrix-dim)}.matrix-table th,.matrix-table td{border:1px solid var(--matrix-dark);padding:10px;text-align:left}.matrix-table td{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:13px;line-height:1.5;color:var(--text-main)}.matrix-table th{background-color:var(--matrix-dark);color:var(--matrix-bright);text-transform:uppercase;font-weight:700;text-shadow:0 0 3px var(--matrix-glow)}.matrix-table tr:hover{background-color:#00ff660a}.exercise-list{display:flex;flex-direction:column;gap:12px}.exercise-card{border:1px solid var(--matrix-dark);background-color:#002c101a;padding:12px;border-left:4px solid var(--matrix-dim);transition:all .2s ease;position:relative;cursor:pointer}.exercise-card:hover{border-color:var(--matrix-bright);background-color:#002c1033;box-shadow:0 0 8px #00ff661a}.exercise-card.active{border-color:var(--matrix-bright);border-left-color:var(--matrix-bright);background-color:#002c1066;box-shadow:0 0 12px var(--matrix-glow)}.exercise-header{display:flex;justify-content:space-between;font-weight:700;font-size:13px;margin-bottom:4px}.exercise-desc{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:13px;line-height:1.5;color:var(--text-sub);margin-top:4px}.exercise-card.active .exercise-desc{color:#fff;text-shadow:0 0 4px var(--matrix-glow-strong)}.runner-panel{border:1px solid var(--matrix-bright);background-color:var(--matrix-black);padding:15px;margin-top:15px;display:flex;flex-direction:column;gap:12px;box-shadow:0 0 15px var(--matrix-glow);position:relative}.runner-header{font-weight:700;text-transform:uppercase;border-bottom:1px solid var(--matrix-dim);padding-bottom:6px;display:flex;justify-content:space-between}.runner-timer-display{font-size:48px;font-family:var(--font-mono);text-align:center;color:var(--matrix-bright);text-shadow:0 0 15px var(--matrix-glow-strong);margin:10px 0;letter-spacing:.1em}.runner-state{text-align:center;text-transform:uppercase;font-size:14px;font-weight:700;letter-spacing:.2em}.runner-progress-bar{height:6px;background-color:var(--matrix-dark);border:1px solid var(--matrix-dim);width:100%;overflow:hidden;position:relative}.runner-progress-fill{height:100%;background-color:var(--matrix-bright);box-shadow:0 0 8px var(--matrix-bright);width:0%;transition:width .1s linear}.runner-controls{display:flex;justify-content:center;gap:10px}.breathing-panel{border:1px solid var(--matrix-bright);background-color:var(--matrix-black);padding:20px;margin-top:15px;display:flex;flex-direction:column;align-items:center;gap:15px;box-shadow:0 0 15px var(--matrix-glow)}.breathing-circle-container{width:150px;height:150px;border-radius:50%;border:2px dashed var(--matrix-dim);display:flex;justify-content:center;align-items:center;position:relative}.breathing-circle-glow{width:60px;height:60px;border-radius:50%;background-color:var(--matrix-bright);box-shadow:0 0 30px var(--matrix-bright);opacity:.6;transition:transform .1s linear}.breathing-timer{font-size:24px;font-weight:700;position:absolute}.breathing-instruction{font-size:16px;text-transform:uppercase;font-weight:700;letter-spacing:.1em;height:24px;text-align:center}.breathing-stats{font-size:12px;color:var(--matrix-dim);display:flex;gap:20px}.breath-phase-indicator{display:flex;gap:8px}.breath-phase-dot{width:8px;height:8px;border-radius:50%;border:1px solid var(--matrix-dim)}.breath-phase-dot.active{background-color:var(--matrix-bright);box-shadow:0 0 8px var(--matrix-bright)}@media (max-width: 900px){body{overflow:auto}#root{height:auto;overflow:visible}.console-body{flex-direction:column;height:auto;overflow:visible}.left-panel{flex:none;height:600px}.right-panel{flex:none;height:500px}}