@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--space-black:#05070f;--space-dark:#090d16;--space-slate:#0f172a;--space-panel:#0f172abf;--space-panel-hover:#1e293bd9;--space-border:#ffffff14;--space-border-glow:#38bdf84d;--stellar-cyan:#38bdf8;--nebula-violet:#818cf8;--cosmic-purple:#a855f7;--supernova-rose:#f43f5e;--supernova-pink:#ec4899;--emerald-orbit:#10b981;--amber-star:#fbbf24;--text-main:#f8fafc;--text-muted:#94a3b8;--text-dim:#64748b;--font-family:"Plus Jakarta Sans", system-ui, -apple-system, sans-serif;--font-mono:"JetBrains Mono", monospace;--gradient-cosmic-text:linear-gradient(135deg, #fff 0%, #38bdf8 40%, #c084fc 80%, #f472b6 100%);--gradient-btn-primary:linear-gradient(135deg, #38bdf8 0%, #6366f1 50%, #a855f7 100%);--gradient-btn-hover:linear-gradient(135deg, #0284c7 0%, #4f46e5 50%, #9333ea 100%);--gradient-btn-video:linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-cosmic:0 16px 40px -8px #0009;--shadow-glow-cyan:0 0 24px #38bdf840;--shadow-glow-purple:0 0 24px #a855f740}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background-color:var(--space-black);color:var(--text-main);font-family:var(--font-family);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6;overflow-x:hidden}.cosmic-text-gradient{background:var(--gradient-cosmic-text);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.text-gradient{background:linear-gradient(135deg,#38bdf8 0%,#818cf8 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}h1,h2,h3,h4{letter-spacing:-.03em;color:var(--text-main);font-weight:700}p{color:var(--text-muted)}.glass-panel{background:var(--space-panel);-webkit-backdrop-filter:blur(16px);border:1px solid var(--space-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-cosmic);padding:28px;transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}.glass-panel:hover{border-color:#ffffff26;box-shadow:0 20px 48px -10px #000000b3}.carbon-navbar{z-index:100;-webkit-backdrop-filter:blur(12px);background:#05070fa6;border-bottom:1px solid #0000;width:100%;padding:18px 24px;transition:all .3s;position:sticky;top:0;left:0}.carbon-navbar.scrolled{border-bottom:1px solid var(--space-border);background:#05070fe6;padding:12px 24px;box-shadow:0 10px 30px #00000080}.nav-container{justify-content:space-between;align-items:center;gap:20px;max-width:1300px;margin:0 auto;display:flex}.brand-logo{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:12px;display:flex}.carbon-atom-icon{justify-content:center;align-items:center;width:32px;height:32px;display:flex;position:relative}.atom-core{background:#38bdf8;border-radius:50%;width:10px;height:10px;box-shadow:0 0 14px #38bdf8,0 0 28px #818cf8}.atom-ring{border:1.5px solid #38bdf866;border-radius:50%;width:100%;height:100%;position:absolute}.ring-1{animation:8s linear infinite atomSpin1;transform:rotate(30deg)scaleY(.4)}.ring-2{animation:10s linear infinite atomSpin2;transform:rotate(-45deg)scaleY(.4)}@keyframes atomSpin1{0%{transform:rotate(30deg)scaleY(.4)}to{transform:rotate(390deg)scaleY(.4)}}@keyframes atomSpin2{0%{transform:rotate(-45deg)scaleY(.4)}to{transform:rotate(315deg)scaleY(.4)}}.brand-text-group{flex-direction:column;display:flex}.brand-name{letter-spacing:.15em;color:#fff;font-size:18px;font-weight:800}.brand-tagline{letter-spacing:.2em;color:var(--stellar-cyan);font-size:9px;font-family:var(--font-mono)}.desktop-nav-links{align-items:center;gap:8px;display:flex}.nav-link-btn{color:var(--text-muted);cursor:pointer;box-shadow:none;background:0 0;border:none;border-radius:9999px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;display:inline-flex;position:relative}.nav-link-btn:hover{color:var(--text-main);box-shadow:none;background:#ffffff0d;transform:none}.nav-link-btn.active{color:#fff;background:#38bdf81f;border:1px solid #38bdf840}.active-dot-glow{background:var(--stellar-cyan);width:5px;height:5px;box-shadow:0 0 8px var(--stellar-cyan);border-radius:50%}.nav-actions{align-items:center;gap:12px;display:flex}.ai-mesh-pill{color:#6ee7b7;font-size:12px;font-family:var(--font-mono);background:#10b9811a;border:1px solid #10b98140;border-radius:9999px;align-items:center;gap:8px;padding:6px 14px;display:inline-flex}.live-pulse-dot{background:#10b981;border-radius:50%;width:7px;height:7px;animation:2s ease-in-out infinite pulseDot;box-shadow:0 0 10px #10b981}@keyframes pulseDot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.mobile-menu-toggle{color:var(--text-main);cursor:pointer;box-shadow:none;background:0 0;border:none;padding:6px;display:none}.mobile-nav-drawer{border-top:1px solid var(--space-border);flex-direction:column;gap:8px;margin-top:12px;padding:16px 0 8px;display:flex}.mobile-nav-item{border-radius:var(--radius-md);width:100%;color:var(--text-main);border:1px solid var(--space-border);background:#ffffff08;justify-content:flex-start;padding:12px 16px}.mobile-nav-item.active{border-color:var(--stellar-cyan);background:#38bdf826}.hero-section{text-align:left;z-index:1;max-width:1100px;padding:80px 20px 60px;position:relative}.hero-halo-glow{filter:blur(50px);pointer-events:none;z-index:-1;background:radial-gradient(circle,#38bdf826,#a855f71a,#0000 70%);width:500px;height:300px;position:absolute;top:40%;left:50%;transform:translate(-50%,-50%)}.hero-top-badge{color:#bae6fd;background:#38bdf814;border:1px solid #38bdf840;border-radius:9999px;align-items:center;gap:8px;margin-bottom:24px;padding:8px 18px;font-size:13px;display:inline-flex;box-shadow:0 0 20px #38bdf81a}.sparkle-spin{color:var(--stellar-cyan)}.hero-main-title{margin-bottom:20px;font-size:4rem;font-weight:800;line-height:1.1}.hero-subtitle{color:var(--text-muted);max-width:720px;margin:0 0 32px;font-size:1.2rem;line-height:1.7}.hero-pills-row{flex-wrap:wrap;justify-content:flex-start;gap:12px;margin-bottom:36px;display:flex}.cosmic-pill{border:1px solid var(--space-border);color:var(--text-main);background:#ffffff0a;border-radius:9999px;align-items:center;gap:8px;padding:6px 16px;font-size:13px;font-weight:500;transition:all .2s;display:inline-flex}.cosmic-pill:hover{background:#ffffff14;border-color:#fff3}.hero-cta-group{flex-wrap:wrap;justify-content:flex-start;gap:16px;margin-bottom:40px;display:flex}.btn-primary-cosmic{background:var(--gradient-btn-primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;align-items:center;gap:10px;padding:16px 32px;font-size:16px;font-weight:600;transition:all .25s cubic-bezier(.16,1,.3,1);display:inline-flex;box-shadow:0 4px 20px #38bdf859}.btn-primary-cosmic:hover{background:var(--gradient-btn-hover);transform:translateY(-2px);box-shadow:0 8px 30px #38bdf880}.btn-secondary-cosmic{border:1px solid var(--space-border);color:var(--text-main);border-radius:var(--radius-md);cursor:pointer;box-shadow:none;background:#ffffff0f;align-items:center;gap:10px;padding:16px 28px;font-size:16px;font-weight:600;transition:all .25s;display:inline-flex}.btn-secondary-cosmic:hover{box-shadow:none;background:#ffffff1f;border-color:#ffffff40;transform:translateY(-2px)}.hero-sample-pad{color:var(--text-dim);flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:12px;font-size:13px;display:flex}.sample-label{font-family:var(--font-mono)}.sample-buttons-wrapper{flex-wrap:wrap;gap:8px;display:flex}.sample-repo-chip{border:1px solid var(--space-border);color:var(--text-muted);font-size:12px;font-family:var(--font-mono);box-shadow:none;cursor:pointer;background:#0f172a99;border-radius:6px;align-items:center;gap:8px;padding:6px 12px;transition:all .2s;display:inline-flex}.sample-repo-chip:hover{color:#bae6fd;background:#38bdf81f;border-color:#38bdf859;transform:none}.chip-tag{color:#94a3b8;background:#ffffff14;border-radius:4px;padding:2px 6px;font-size:10px}.app-container{z-index:1;max-width:1300px;margin:0 auto;padding:0 24px 100px;position:relative}input{border-radius:var(--radius-md);border:1px solid var(--space-border);width:100%;color:var(--text-main);font-family:var(--font-family);background:#090d16b3;outline:none;padding:16px 20px;font-size:15px;transition:all .25s}input:focus{border-color:var(--stellar-cyan);background:#090d16f2;box-shadow:0 0 0 3px #38bdf840}button{background:var(--gradient-btn-primary);color:#fff;border-radius:var(--radius-md);font-family:var(--font-family);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:600;transition:all .2s;display:inline-flex;box-shadow:0 4px 16px #38bdf84d}button:hover:not(:disabled){background:var(--gradient-btn-hover);transform:translateY(-1px);box-shadow:0 6px 24px #38bdf873}button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.btn-outline{border:1px solid var(--space-border);color:var(--text-muted);box-shadow:none;background:0 0}.btn-outline:hover:not(:disabled){color:#fff;box-shadow:none;background:#ffffff0f;border-color:#fff3}.btn-video{background:var(--gradient-btn-video);box-shadow:0 4px 16px #ec489959}.btn-video:hover:not(:disabled){background:linear-gradient(135deg,#db2777 0%,#7c3aed 100%);box-shadow:0 8px 24px #ec489980}.progress-stepper{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:20px;display:grid}.step-card{border:1px solid var(--space-border);border-radius:var(--radius-md);background:#0000004d;align-items:center;gap:12px;padding:14px 16px;transition:all .3s;display:flex}.step-card.active{border-color:var(--stellar-cyan);background:#38bdf81a;box-shadow:0 0 16px #38bdf833}.step-card.completed{background:#10b98114;border-color:#10b98159}.video-card-container{border-radius:var(--radius-lg);background:linear-gradient(135deg,#ec489914 0%,#6366f114 100%);border:1px solid #ec489940;padding:24px}.carbon-player-overlay{-webkit-backdrop-filter:blur(20px);z-index:1000;background:#05070fe0;justify-content:center;align-items:center;width:100vw;height:100vh;padding:24px;display:flex;position:fixed;top:0;left:0}.carbon-player-modal{background:var(--space-dark);border:1px solid var(--space-border-glow);border-radius:var(--radius-xl);flex-direction:column;width:100%;max-width:1200px;height:85vh;display:flex;overflow:hidden;box-shadow:0 25px 60px -12px #000000e6,0 0 35px #38bdf833}.carbon-player-header{border-bottom:1px solid var(--space-border);background:#0f172acc;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.carbon-badge-glow{color:#f472b6;background:#ec489926;border:1px solid #ec489959;border-radius:9999px;align-items:center;gap:6px;padding:4px 10px;font-size:11px;font-weight:600;display:inline-flex}.btn-icon{border:1px solid var(--space-border);color:var(--text-muted);width:36px;height:36px;box-shadow:none;background:0 0;border-radius:8px;padding:0}.btn-icon:hover{color:#fff;background:#ffffff14;transform:none}.carbon-player-content{flex:1;grid-template-columns:1fr 340px;display:grid;overflow:hidden}.carbon-player-viewport{background:#000;flex-direction:column;display:flex;position:relative;overflow:hidden}.carbon-video-iframe{background:#000;border:none;flex:1;width:100%}.carbon-video-placeholder{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:40px;display:flex}.carbon-video-controls{border-top:1px solid var(--space-border);background:#0f172af2;padding:12px 20px}.progress-bar-container{background:#ffffff1a;border-radius:3px;height:6px;margin-bottom:12px;position:relative}.carbon-scrubber{opacity:0;cursor:pointer;z-index:2;width:100%;height:18px;position:absolute;top:-6px;left:0}.progress-fill{background:var(--stellar-cyan);height:100%;box-shadow:0 0 10px var(--stellar-cyan);border-radius:3px}.controls-row{justify-content:space-between;align-items:center;gap:16px;display:flex}.control-btn{border:1px solid var(--space-border);color:#fff;width:36px;height:36px;box-shadow:none;background:#ffffff0f;border-radius:8px;padding:0}.control-btn:hover{border-color:var(--stellar-cyan);background:#38bdf833;transform:none}.control-btn-subtle{color:var(--text-muted);box-shadow:none;background:0 0;border:none;border-radius:6px;padding:6px}.control-btn-subtle:hover{color:#fff;background:#ffffff0f;transform:none}.time-display{font-family:var(--font-mono);color:var(--text-muted);font-size:12px}.volume-control-group{align-items:center;gap:6px;display:flex}.volume-slider{cursor:pointer;width:70px;height:4px;padding:0}.speed-selector{border:1px solid var(--space-border);background:#0000004d;border-radius:6px;gap:4px;padding:2px;display:flex}.speed-pill{color:var(--text-dim);font-size:11px;font-family:var(--font-mono);box-shadow:none;background:0 0;border:none;border-radius:4px;padding:4px 8px}.speed-pill.active{color:var(--stellar-cyan);background:#38bdf833;font-weight:600}.carbon-player-sidebar{border-left:1px solid var(--space-border);background:#090d16f2;flex-direction:column;display:flex}.sidebar-tabs{border-bottom:1px solid var(--space-border);grid-template-columns:1fr 1fr;display:grid}.sidebar-tab{color:var(--text-muted);box-shadow:none;background:0 0;border:none;border-radius:0;justify-content:center;align-items:center;gap:6px;padding:12px;font-size:13px;font-weight:600;display:flex}.sidebar-tab.active{color:#fff;border-bottom:2px solid var(--stellar-cyan);background:#ffffff05}.chapters-list{flex-direction:column;flex:1;gap:10px;padding:16px;display:flex;overflow-y:auto}.chapter-item{border-radius:var(--radius-sm);border:1px solid var(--space-border);cursor:pointer;background:#ffffff05;padding:12px;transition:all .2s}.chapter-item:hover{background:#38bdf814;border-color:#38bdf840}.chapter-item.active{border-color:var(--stellar-cyan);background:#38bdf81f}.chapter-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.chapter-title{color:#f8fafc;font-size:13px;font-weight:600}.chapter-time{color:var(--stellar-cyan);font-size:11px;font-family:var(--font-mono)}.chapter-desc{color:var(--text-dim);margin:0;font-size:12px;line-height:1.4}.notes-container{padding:16px;overflow-y:auto}.notes-card{border-radius:var(--radius-sm);border:1px solid var(--space-border);background:#ffffff05;padding:14px}.notes-card h4{align-items:center;gap:6px;margin-bottom:8px;font-size:13px;display:flex}.section-header-cosmic{text-align:left;margin:40px 0 32px}.section-header-cosmic h2{margin-bottom:10px;font-size:2.2rem}.header-badge{color:var(--stellar-cyan);background:#38bdf814;border:1px solid #38bdf833;border-radius:9999px;align-items:center;gap:6px;margin-bottom:12px;padding:4px 12px;font-size:12px;display:inline-flex}.systems-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:32px;display:grid}.system-card{background:var(--space-panel);border:1px solid var(--space-border);border-radius:var(--radius-lg);cursor:pointer;flex-direction:column;padding:24px;transition:all .3s cubic-bezier(.16,1,.3,1);display:flex}.system-card:hover{border-color:var(--planet-color);box-shadow:0 12px 30px var(--planet-glow);transform:translateY(-3px)}.system-card.selected{border-color:var(--planet-color);box-shadow:0 12px 30px var(--planet-glow);background:#0f172ae6}.planet-avatar-container{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.planet-sphere{border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;display:flex;position:relative}.planet-orbit-ring{border:1.5px solid #ffffff4d;border-radius:50%;width:58px;height:20px;position:absolute;transform:rotate(-25deg)}.planet-level-badge{font-size:11px;font-family:var(--font-mono);color:var(--text-muted);background:#ffffff0d;border-radius:4px;padding:4px 8px}.system-type-label{color:var(--stellar-cyan);text-transform:uppercase;letter-spacing:.05em;font-size:11px;font-weight:600}.system-title{margin:4px 0 8px;font-size:18px}.system-desc{color:var(--text-muted);flex:1;margin-bottom:16px;font-size:13px;line-height:1.5}.system-meta-row{gap:8px;margin-bottom:16px;display:flex}.meta-pill{color:var(--text-dim);background:#ffffff08;border-radius:4px;align-items:center;gap:4px;padding:4px 8px;font-size:11px;display:inline-flex}.system-progress-container{margin-top:auto}.progress-labels{color:var(--text-dim);justify-content:space-between;margin-bottom:6px;font-size:11px;display:flex}.progress-track{background:#ffffff14;border-radius:2px;height:4px;overflow:hidden}.progress-fill-bar{border-radius:2px;height:100%}.btn-node-launch{color:var(--stellar-cyan);box-shadow:none;background:#38bdf81f;border:1px solid #38bdf84d;border-radius:6px;padding:8px 16px;font-size:12px}.btn-node-launch:hover{background:var(--stellar-cyan);color:#05070f}.metrics-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px;display:grid}.metric-card{align-items:center;gap:16px;padding:20px;display:flex}.metric-icon-circle{border:1px solid;border-radius:12px;justify-content:center;align-items:center;width:46px;height:46px;display:flex}.metric-info{flex-direction:column;display:flex}.metric-value{color:#fff;font-size:22px;font-weight:700}.metric-label{color:var(--text-muted);font-size:12px}.command-main-grid{grid-template-columns:1.2fr .8fr;gap:24px;display:grid}.continue-card{flex-direction:column;justify-content:space-between;display:flex}.continue-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.continue-badge{color:var(--stellar-cyan);font-size:11px;font-family:var(--font-mono);font-weight:600}.continue-time{color:#34d399;font-size:11px;font-family:var(--font-mono)}.continue-title{margin-bottom:8px;font-size:20px}.continue-desc{color:var(--text-muted);margin-bottom:24px;font-size:14px;line-height:1.6}.quests-panel{flex-direction:column;display:flex}.panel-title-sm{align-items:center;gap:8px;margin-bottom:16px;font-size:16px;display:flex}.quests-list{flex-direction:column;gap:12px;display:flex}.quest-item{border-radius:var(--radius-sm);border:1px solid var(--space-border);background:#0003;align-items:flex-start;gap:12px;padding:12px;display:flex}.quest-item.unlocked{border-color:#38bdf840}.quest-icon-box{background:#ffffff0a;border-radius:8px;padding:8px}.quest-title{color:#f8fafc;margin:0 0 2px;font-size:13px}.quest-desc{color:var(--text-dim);margin:0;font-size:11px}.missions-table{flex-direction:column;gap:8px;display:flex}.mission-row{border:1px solid var(--space-border);border-radius:var(--radius-sm);background:#0003;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.mission-dot{background:var(--stellar-cyan);width:8px;height:8px;box-shadow:0 0 8px var(--stellar-cyan);border-radius:50%}.mission-name{font-size:14px;font-weight:600;display:block}.mission-type{color:var(--text-dim);font-size:11px}.btn-outline-cosmic{border:1px solid var(--space-border);color:var(--stellar-cyan);box-shadow:none;background:0 0;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;display:inline-flex}.btn-outline-cosmic:hover{border-color:var(--stellar-cyan);background:#38bdf81a}.badge{border:1px solid var(--space-border);color:var(--text-main);background:#ffffff0a;border-radius:9999px;padding:6px 14px;font-size:13px;font-weight:500;transition:all .2s;display:inline-block}.badge:hover{color:#bae6fd;background:#38bdf826;border-color:#38bdf859}.mermaid-container{border-radius:var(--radius-md);border:1px solid var(--space-border);background:#00000059;padding:20px;overflow-x:auto}.mermaid-container svg{max-width:100%;height:auto}.space-fact-banner{border-radius:var(--radius-md);background:linear-gradient(135deg,#fbbf2414 0%,#a855f70f 100%);border:1px solid #fbbf2433;align-items:center;gap:12px;margin-bottom:28px;padding:14px 20px;animation:.5s forwards fadeIn;display:flex}.fact-star-icon{color:#fbbf24;flex-shrink:0;animation:3s ease-in-out infinite twinkle}@keyframes 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