@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap";:root{--bg-primary: #05060c;--bg-secondary: #11131f;--card-bg: rgba(8, 11, 23, .75);--card-border: rgba(125, 218, 255, .2);--accent-blue: #45b5ff;--accent-pink: #ff5f8f;--accent-gold: #ffd257;--text-bright: #f4f8ff;--text-muted: #9aa7c2;--grid-line: rgba(255, 255, 255, .05);color:var(--text-bright);font-family:Space Grotesk,Segoe UI,sans-serif}*{margin:0;padding:0;box-sizing:border-box;font-family:inherit}body,#root{min-height:100vh;background:radial-gradient(circle at top,rgba(40,64,134,.5),transparent 55%),var(--bg-primary);color:var(--text-bright);-webkit-font-smoothing:antialiased;user-select:none;-webkit-user-select:none;-moz-user-select:none}.nebula-app{position:relative;min-height:100vh;padding:48px clamp(24px,5vw,72px) 48px;overflow:hidden;display:flex;flex-direction:column;gap:clamp(16px,2vw,32px);isolation:isolate}.nebula-app__background{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.nebula-app__background--gradient{background:radial-gradient(circle at 20% 20%,rgba(81,135,255,.25),transparent 45%),radial-gradient(circle at 80% 0%,rgba(255,95,143,.2),transparent 60%);filter:blur(45px)}.nebula-app__background--grid{background-image:linear-gradient(transparent 47px,var(--grid-line) 47px,var(--grid-line) 49px,transparent 49px),linear-gradient(90deg,transparent 47px,var(--grid-line) 47px,var(--grid-line) 49px,transparent 49px);background-size:50px 50px;opacity:.2}.hud-panel{position:relative;z-index:1;display:flex;align-items:flex-start;justify-content:space-between;padding:32px clamp(12px,2vw,24px);background:linear-gradient(135deg,rgba(12,16,32,.8),rgba(13,20,43,.65));border:1px solid rgba(133,247,255,.2);border-radius:28px;box-shadow:0 25px 80px #05060ccc;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.hud-panel__meta{max-width:520px}.hud-panel__meta h1{font-size:clamp(1.8rem,3vw,2.8rem);letter-spacing:.08em;text-transform:uppercase}.hud-panel__badge{font-size:.8rem;letter-spacing:.4em;color:var(--text-muted);text-transform:uppercase;margin-bottom:18px;display:inline-flex;align-items:center;gap:12px}.hud-panel__badge:after{content:"";display:block;width:80px;height:1px;background:linear-gradient(90deg,transparent,var(--accent-blue))}.hud-panel__subtitle{margin-top:12px;color:var(--text-muted)}.hud-panel__actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:flex-end}.hud-panel--meta{width:100%;min-height:unset}.hud-controls{border-radius:28px;padding:clamp(20px,3vw,32px);background:linear-gradient(135deg,rgba(12,16,32,.8),rgba(13,20,43,.65));border:1px solid rgba(133,247,255,.2);box-shadow:0 20px 60px #0000008c;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);display:flex;flex-direction:row;gap:16px;align-items:center;justify-content:flex-start;flex-wrap:nowrap;white-space:nowrap}.hud-controls .button-3d{min-width:0;flex:1 1 0}.content-grid{position:relative;z-index:1;flex:1;display:grid;grid-template-columns:minmax(220px,.9fr) minmax(0,2fr) minmax(260px,1fr);gap:clamp(16px,3vw,48px);align-items:stretch}.stage-panel{position:relative;border-radius:32px;background:linear-gradient(160deg,rgba(7,10,22,.9),rgba(9,14,32,.7));border:1px solid rgba(71,165,255,.12);box-shadow:inset 0 0 50px #04060fcc,0 35px 80px #000000a6;overflow:hidden}.stage-panel__canvas{width:100%;height:100%;min-height:460px}.stage-panel--expanded{flex:1}.stage-column{display:flex;flex-direction:column;gap:clamp(16px,2vw,24px);height:100%}.game-over-banner{position:absolute;top:24px;right:24px;bottom:24px;left:24px;z-index:2;border-radius:24px;border:1px solid rgba(255,95,143,.45);background:rgba(5,0,6,.8);box-shadow:0 20px 60px #ff5f8f40;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:32px 40px;gap:16px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.game-over-banner p{font-size:1.4rem;font-weight:600}.ghost-link{color:var(--text-bright);text-transform:uppercase;font-size:.85rem;letter-spacing:.3em;border:none;background:none;padding:0;cursor:pointer;position:relative;opacity:.7}.ghost-link:after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--accent-pink))}.ghost-link:hover{opacity:1}.info-stack{display:flex;flex-direction:column;gap:24px;height:100%}.info-stack--left,.info-stack--right{height:100%}.data-card{border-radius:28px;padding:24px 28px;background:var(--card-bg);border:1px solid var(--card-border);box-shadow:0 20px 50px #00000073;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.score-card{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px}.score-card span{text-transform:uppercase;font-size:.7rem;letter-spacing:.4em;color:var(--text-muted)}.score-card p{margin-top:6px;letter-spacing:.2em;color:var(--accent-blue)}.score-card strong{font-size:2rem}.preview-card header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.preview-card header span{text-transform:uppercase;font-size:.7rem;letter-spacing:.4em;color:var(--text-muted)}.preview-card header p{margin-top:4px;letter-spacing:.2em}.preview-card__canvas{height:220px;border-radius:20px;border:1px solid rgba(255,255,255,.08);background:rgba(9,12,25,.9)}.preview-card__canvas canvas{width:100%!important;height:100%!important}.preview-placeholder{color:var(--text-muted);padding:32px;text-align:center;font-size:.95rem}.status-dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.15);box-shadow:0 0 #45b5ff59;transition:all .4s ease}.status-dot--online{background:var(--accent-blue);box-shadow:0 0 18px #45b5ffcc}.instructions-card{height:100%;display:flex;flex-direction:column;justify-content:space-between}.instructions-card header{margin-bottom:18px}.instructions-card header span{text-transform:uppercase;font-size:.7rem;letter-spacing:.4em;color:var(--text-muted)}.instructions-card header p{margin-top:6px;color:var(--text-bright)}.instruction-list{list-style:none;display:flex;flex-direction:column;gap:18px}.instruction-list li{display:flex;justify-content:space-between;font-size:.9rem}.instruction-list li span{text-transform:uppercase;letter-spacing:.2em;color:var(--text-muted)}.instruction-list li p{letter-spacing:.1em}.axis-label{font-size:.8rem;letter-spacing:.2em;color:var(--accent-gold)}.button-3d{cursor:pointer;border:1px solid rgba(255,255,255,.15);padding:14px 32px;color:var(--text-bright);font-size:.9rem;letter-spacing:.25em;text-transform:uppercase;border-radius:999px;position:relative;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,0));box-shadow:0 12px 25px #0006;min-width:210px}.button-3d:hover{transform:translateY(-3px);box-shadow:0 20px 40px #0000008c}.button-3d:active{transform:translateY(1px)}.mobile-buttons-group{position:fixed;left:50%;bottom:32px;transform:translate(-50%);z-index:2}.mobile-buttons-group .mobile-button-row{display:flex;justify-content:center;margin:6px 0;gap:12px}.mobile-buttons-group .button-3d{width:52px;min-width:52px;padding:12px;font-size:.7rem;letter-spacing:.08em}.mobile-buttons-group .space-row .button-3d{width:140px}@media (max-width: 1200px){.content-grid{grid-template-columns:1fr;gap:24px}.info-stack--left,.stage-column,.info-stack--right{grid-column:1/-1}.stage-column{height:auto}.hud-controls{width:100%}.stage-panel__canvas{min-height:min(55vh,520px)}.info-stack{flex-direction:column}.info-stack--right{flex-direction:row;flex-wrap:wrap}.info-stack--right .data-card{flex:1 1 280px}}@media (max-width: 768px){.nebula-app{padding:32px 16px 140px}.hud-panel{flex-direction:column;align-items:flex-start}.hud-controls{align-items:stretch}.info-stack{flex-direction:column}.info-stack--right .data-card{flex:1 1 auto}.instruction-list li{flex-direction:column;gap:6px}}