@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&family=Orbitron:wght@400;500;600;700;800;900&display=swap";:root{--bg-primary: #0a0e1a;--bg-secondary: #111827;--bg-tertiary: #1a2236;--bg-card: rgba(17, 24, 39, .7);--bg-glass: rgba(17, 24, 39, .5);--cyan: #06d6a0;--cyan-dim: rgba(6, 214, 160, .15);--cyan-glow: rgba(6, 214, 160, .4);--purple: #8b5cf6;--purple-dim: rgba(139, 92, 246, .15);--purple-glow: rgba(139, 92, 246, .4);--gold: #f59e0b;--gold-dim: rgba(245, 158, 11, .15);--gold-glow: rgba(245, 158, 11, .4);--red: #ef4444;--red-dim: rgba(239, 68, 68, .15);--green: #22c55e;--green-dim: rgba(34, 197, 94, .15);--blue: #3b82f6;--blue-dim: rgba(59, 130, 246, .15);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--text-accent: var(--cyan);--border-subtle: rgba(148, 163, 184, .1);--border-accent: rgba(6, 214, 160, .3);--border-glow: rgba(6, 214, 160, .6);--font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-code: "JetBrains Mono", "Fira Code", monospace;--font-display: "Orbitron", sans-serif;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow-cyan: 0 0 20px var(--cyan-glow), 0 0 60px rgba(6, 214, 160, .1);--shadow-glow-purple: 0 0 20px var(--purple-glow), 0 0 60px rgba(139, 92, 246, .1);--shadow-glow-gold: 0 0 20px var(--gold-glow), 0 0 60px rgba(245, 158, 11, .1);--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s ease;--z-navbar: 100;--z-modal: 200;--z-toast: 300}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;background:radial-gradient(ellipse at 20% 50%,rgba(6,214,160,.03) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(139,92,246,.04) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(59,130,246,.03) 0%,transparent 50%),var(--bg-primary);pointer-events:none}a{color:var(--cyan);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--text-primary)}img{max-width:100%;display:block}button{cursor:pointer;border:none;font-family:var(--font-body)}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding-top:70px}.navbar{position:fixed;top:0;left:0;right:0;height:70px;z-index:var(--z-navbar);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle)}.navbar-logo{display:flex;align-items:center;gap:var(--space-sm);text-decoration:none}.navbar-logo-icon{width:36px;height:36px}.navbar-logo-text{font-family:var(--font-display);font-size:1.1rem;font-weight:700;background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:1px}.navbar-links{display:flex;align-items:center;gap:var(--space-lg);list-style:none}.navbar-links a{color:var(--text-secondary);font-size:.9rem;font-weight:500;transition:color var(--transition-fast);position:relative;padding:var(--space-xs) 0}.navbar-links a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--cyan);transition:width var(--transition-base);border-radius:1px}.navbar-links a:hover{color:var(--text-primary)}.navbar-links a:hover:after,.navbar-links a.active:after{width:100%}.navbar-links a.active{color:var(--cyan)}.navbar-stats{display:flex;align-items:center;gap:var(--space-md)}.navbar-xp{display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-md);background:var(--gold-dim);border:1px solid rgba(245,158,11,.2);border-radius:var(--radius-full);color:var(--gold);font-family:var(--font-display);font-size:.75rem;font-weight:600}.navbar-level{display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-md);background:var(--purple-dim);border:1px solid rgba(139,92,246,.2);border-radius:var(--radius-full);color:var(--purple);font-family:var(--font-display);font-size:.75rem;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:.7rem 1.5rem;border-radius:var(--radius-md);font-weight:600;font-size:.9rem;transition:all var(--transition-base);position:relative;overflow:hidden}.btn-primary{background:linear-gradient(135deg,var(--cyan),#05b88a);color:var(--bg-primary);box-shadow:var(--shadow-glow-cyan)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 30px var(--cyan-glow),0 0 80px #06d6a026}.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border-accent)}.btn-secondary:hover{background:var(--cyan-dim);border-color:var(--cyan)}.btn-gold{background:linear-gradient(135deg,var(--gold),#d97706);color:var(--bg-primary);box-shadow:var(--shadow-glow-gold)}.btn-ghost{background:transparent;color:var(--text-secondary);padding:.5rem 1rem}.btn-ghost:hover{color:var(--text-primary);background:#ffffff0d}.btn-sm{padding:.45rem 1rem;font-size:.8rem}.btn-lg{padding:.9rem 2rem;font-size:1rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-base)}.card:hover{border-color:var(--border-accent);box-shadow:var(--shadow-glow-cyan);transform:translateY(-2px)}.card-glass{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.xp-bar-container{width:100%;position:relative}.xp-bar-track{width:100%;height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.xp-bar-fill{height:100%;background:linear-gradient(90deg,var(--gold),#fbbf24);border-radius:var(--radius-full);transition:width 1s cubic-bezier(.4,0,.2,1);position:relative}.xp-bar-fill:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.3) 50%,transparent 100%);animation:xpShimmer 2s infinite}@keyframes xpShimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.xp-bar-label{display:flex;justify-content:space-between;align-items:center;margin-top:var(--space-xs);font-size:.75rem;color:var(--text-muted)}.badge{display:inline-flex;align-items:center;gap:var(--space-xs);padding:2px 10px;border-radius:var(--radius-full);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-beginner{background:var(--green-dim);color:var(--green);border:1px solid rgba(34,197,94,.2)}.badge-intermediate{background:var(--blue-dim);color:var(--blue);border:1px solid rgba(59,130,246,.2)}.badge-advanced{background:var(--purple-dim);color:var(--purple);border:1px solid rgba(139,92,246,.2)}.badge-legendary{background:var(--gold-dim);color:var(--gold);border:1px solid rgba(245,158,11,.2)}.terminal{background:#0d1117;border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-family:var(--font-code);font-size:.85rem;overflow:hidden}.terminal-header{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:#ffffff08;border-bottom:1px solid var(--border-subtle)}.terminal-dot{width:10px;height:10px;border-radius:50%}.terminal-dot.red{background:#ff5f56}.terminal-dot.yellow{background:#ffbd2e}.terminal-dot.green{background:#27c93f}.terminal-title{color:var(--text-muted);font-size:.75rem;margin-left:var(--space-sm)}.terminal-body{padding:var(--space-md);max-height:300px;overflow-y:auto;line-height:1.8}.terminal-line{display:block;opacity:0;animation:terminalFadeIn .3s forwards}.terminal-line.pass{color:var(--green)}.terminal-line.fail{color:var(--red)}.terminal-line.info{color:var(--text-secondary)}.terminal-line.highlight{color:var(--cyan)}@keyframes terminalFadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.mission-card{position:relative;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-lg);cursor:pointer;transition:all var(--transition-base);overflow:hidden}.mission-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--cyan),var(--purple));opacity:0;transition:opacity var(--transition-base)}.mission-card:hover{border-color:var(--border-accent);transform:translateY(-4px);box-shadow:var(--shadow-glow-cyan)}.mission-card:hover:before{opacity:1}.mission-card.completed{border-color:#22c55e4d}.mission-card.completed:before{background:var(--green);opacity:1}.mission-card.locked{opacity:.5;cursor:not-allowed}.mission-card.locked:hover{transform:none;box-shadow:none;border-color:var(--border-subtle)}.mission-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-sm)}.mission-card-chapter{font-family:var(--font-display);font-size:.65rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:2px}.mission-card-xp{display:flex;align-items:center;gap:4px;color:var(--gold);font-family:var(--font-display);font-size:.7rem;font-weight:600}.mission-card-title{font-size:1.1rem;font-weight:700;margin-bottom:var(--space-xs);color:var(--text-primary)}.mission-card-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.5;margin-bottom:var(--space-md)}.mission-card-footer{display:flex;justify-content:space-between;align-items:center}.mission-card-concepts{display:flex;gap:var(--space-xs);flex-wrap:wrap}.concept-tag{padding:2px 8px;background:var(--cyan-dim);border-radius:var(--radius-sm);font-size:.7rem;color:var(--cyan);font-family:var(--font-code)}.mission-card-status{font-size:.8rem;font-weight:600}.mission-card-status.completed{color:var(--green)}.mission-card-status.in-progress{color:var(--gold)}.hero{position:relative;min-height:calc(100vh - 70px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-3xl) var(--space-xl);overflow:hidden}.hero-particles{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-xs) var(--space-md);background:var(--cyan-dim);border:1px solid rgba(6,214,160,.2);border-radius:var(--radius-full);color:var(--cyan);font-size:.8rem;font-weight:500;margin-bottom:var(--space-lg);animation:fadeSlideUp .6s ease}.hero-title{font-family:var(--font-display);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:900;line-height:1.1;margin-bottom:var(--space-lg);animation:fadeSlideUp .6s ease .1s both}.hero-title-gradient{background:linear-gradient(135deg,var(--cyan) 0%,var(--purple) 50%,var(--gold) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{max-width:600px;font-size:1.15rem;color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-2xl);animation:fadeSlideUp .6s ease .2s both}.hero-actions{display:flex;align-items:center;gap:var(--space-md);animation:fadeSlideUp .6s ease .3s both}.hero-stats{display:flex;align-items:center;gap:var(--space-2xl);margin-top:var(--space-3xl);animation:fadeSlideUp .6s ease .4s both}.hero-stat{text-align:center}.hero-stat-value{font-family:var(--font-display);font-size:1.8rem;font-weight:800;color:var(--cyan)}.hero-stat-label{font-size:.8rem;color:var(--text-muted);margin-top:2px}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.features-section{padding:var(--space-3xl) var(--space-xl);max-width:1200px;margin:0 auto}.section-title{font-family:var(--font-display);font-size:1.8rem;font-weight:800;text-align:center;margin-bottom:var(--space-sm)}.section-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:var(--space-2xl);max-width:600px;margin-left:auto;margin-right:auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-lg)}.feature-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-xl);transition:all var(--transition-base)}.feature-card:hover{border-color:var(--border-accent);transform:translateY(-4px);box-shadow:var(--shadow-glow-cyan)}.feature-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);font-size:1.5rem;margin-bottom:var(--space-md)}.feature-icon.cyan{background:var(--cyan-dim);border:1px solid rgba(6,214,160,.2)}.feature-icon.purple{background:var(--purple-dim);border:1px solid rgba(139,92,246,.2)}.feature-icon.gold{background:var(--gold-dim);border:1px solid rgba(245,158,11,.2)}.feature-card h3{font-size:1.1rem;font-weight:700;margin-bottom:var(--space-sm)}.feature-card p{color:var(--text-secondary);font-size:.9rem;line-height:1.6}.mission-map-page{padding:var(--space-2xl) var(--space-xl);max-width:1200px;margin:0 auto}.mission-map-header{text-align:center;margin-bottom:var(--space-2xl)}.mission-map-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:var(--space-lg)}.learning-path{width:100%;max-width:900px;margin:0 auto var(--space-2xl)}.path-node{cursor:pointer;transition:all var(--transition-base)}.path-node:hover .path-node-circle{filter:drop-shadow(0 0 12px var(--cyan-glow))}.path-node-circle{transition:all var(--transition-base)}.path-line{stroke:var(--border-subtle);stroke-width:2;fill:none}.path-line.completed{stroke:var(--cyan);filter:drop-shadow(0 0 4px var(--cyan-glow))}.mission-detail{display:grid;grid-template-columns:380px 1fr;grid-template-rows:1fr auto;height:calc(100vh - 70px);overflow:hidden}.mission-story{grid-row:1 / -1;padding:var(--space-xl);overflow-y:auto;border-right:1px solid var(--border-subtle);background:var(--bg-secondary)}.mission-story h1{font-family:var(--font-display);font-size:1.4rem;margin-bottom:var(--space-md);background:linear-gradient(135deg,var(--cyan),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.mission-story h2{font-size:1.1rem;color:var(--text-primary);margin-top:var(--space-lg);margin-bottom:var(--space-sm)}.mission-story p{color:var(--text-secondary);font-size:.9rem;line-height:1.7;margin-bottom:var(--space-md)}.mission-story code{font-family:var(--font-code);font-size:.85rem;padding:1px 6px;background:var(--bg-tertiary);border-radius:4px;color:var(--cyan)}.mission-story pre{background:var(--bg-primary);padding:var(--space-md);border-radius:var(--radius-md);border:1px solid var(--border-subtle);overflow-x:auto;margin-bottom:var(--space-md)}.mission-story pre code{background:none;padding:0;color:var(--text-primary)}.mission-editor-panel{display:flex;flex-direction:column;overflow:hidden}.mission-editor-toolbar{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) var(--space-md);background:var(--bg-secondary);border-bottom:1px solid var(--border-subtle)}.mission-editor-toolbar-left{display:flex;align-items:center;gap:var(--space-md)}.mission-editor-toolbar-right{display:flex;align-items:center;gap:var(--space-sm)}.editor-file-tab{display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-md);background:var(--bg-tertiary);border-radius:var(--radius-sm);font-family:var(--font-code);font-size:.8rem;color:var(--text-secondary)}.editor-file-tab .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan)}.editor-wrapper{flex:1;overflow:hidden}.mission-terminal-panel{height:220px;border-top:1px solid var(--border-subtle)}.profile-page{padding:var(--space-2xl) var(--space-xl);max-width:1000px;margin:0 auto}.profile-header{display:flex;align-items:center;gap:var(--space-xl);margin-bottom:var(--space-2xl);padding:var(--space-xl);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl)}.profile-avatar{width:100px;height:100px;border-radius:var(--radius-xl);background:linear-gradient(135deg,var(--cyan),var(--purple));display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:2rem;font-weight:800;color:var(--bg-primary);flex-shrink:0}.profile-info{flex:1}.profile-name{font-family:var(--font-display);font-size:1.5rem;font-weight:800;margin-bottom:2px}.profile-rank{color:var(--cyan);font-size:.85rem;font-weight:500;margin-bottom:var(--space-md)}.profile-section-title{font-family:var(--font-display);font-size:1.1rem;font-weight:700;margin-bottom:var(--space-md);color:var(--text-primary)}.profile-badges-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-md);margin-bottom:var(--space-2xl)}.profile-badge-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-base)}.profile-badge-card.earned{border-color:#f59e0b4d}.profile-badge-card.locked{opacity:.4}.profile-badge-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;border-radius:var(--radius-md);background:var(--gold-dim)}.profile-badge-info h4{font-size:.85rem;font-weight:600;margin-bottom:2px}.profile-badge-info p{font-size:.75rem;color:var(--text-muted)}.profile-actions{display:flex;gap:var(--space-md);margin-top:var(--space-xl)}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);animation:fadeIn .3s ease}.modal-content{background:var(--bg-secondary);border:1px solid var(--border-accent);border-radius:var(--radius-xl);padding:var(--space-2xl);max-width:480px;width:90%;text-align:center;animation:scaleIn .4s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow-glow-cyan)}.modal-icon{font-size:3rem;margin-bottom:var(--space-md)}.modal-title{font-family:var(--font-display);font-size:1.5rem;font-weight:800;margin-bottom:var(--space-sm);background:linear-gradient(135deg,var(--gold),var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.modal-xp{font-family:var(--font-display);font-size:2rem;color:var(--gold);font-weight:800;margin:var(--space-md) 0}.modal-message{color:var(--text-secondary);margin-bottom:var(--space-xl)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.spinner{width:20px;height:20px;border:2px solid var(--border-subtle);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.mission-detail{grid-template-columns:1fr;grid-template-rows:auto 1fr auto}.mission-story{max-height:300px;border-right:none;border-bottom:1px solid var(--border-subtle)}.navbar-links{display:none}.hero-stats{flex-direction:column;gap:var(--space-lg)}}@media(max-width:600px){.hero-title{font-size:2rem}.hero-actions{flex-direction:column}.profile-header{flex-direction:column;text-align:center}.mission-map-grid{grid-template-columns:1fr}}