@import "https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500;600&display=swap";:root{--bg:#0d0f14;--surface:#13161ebf;--surface2:#1a1d27bf;--surface3:#21263abf;--border:#252a3acc;--accent:#00e5a0;--accent-glow:#00e5a080;--accent2:#3b82f6;--accent3:#f59e0b;--danger:#ef4444;--text:#e8eaf2;--text2:#8892aa;--text3:#4a5268;--font-display:"Syne", sans-serif;--font-body:"Inter", sans-serif;--font-mono:"JetBrains Mono", monospace;--radius:12px;--radius-sm:8px;--glass-blur:blur(24px)}[data-theme=light]{--bg:#f8fafc;--surface:#fff;--surface2:#f1f5f9;--surface3:#e2e8f0;--border:#e2e8f0;--accent:#10b981;--accent-glow:#10b9814d;--accent2:#2563eb;--accent3:#d97706;--text:#0f172a;--text2:#334155;--text3:#64748b}*{box-sizing:border-box;margin:0;padding:0}html,body{scroll-behavior:smooth;height:100%;overflow:hidden auto}body{font-family:var(--font-body);background:var(--bg);color:var(--text);font-size:14px}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.data-saver{--font-display:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"Courier New", Courier, monospace;--glass-blur:none}.data-saver *,.data-saver :before,.data-saver :after{-webkit-backdrop-filter:none!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.data-saver img:not([data-essential]){image-rendering:pixelated}.data-saver .hero-badge-pulse,.data-saver .landing-hero-title span{text-shadow:none!important}.data-saver .btn-run,.data-saver button{box-shadow:none!important}@keyframes countUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDownFade{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.stat-count-animate{animation:.6s cubic-bezier(.16,1,.3,1) both countUp}@keyframes badgeGlow{0%,to{box-shadow:0 0 #00e5a000}50%{box-shadow:0 0 0 6px #00e5a02e}}.hero-badge-pulse{animation:3s ease-in-out infinite badgeGlow}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}.screen{height:100vh;display:none}.screen.active{display:flex}#onboarding{background:radial-gradient(at 60% 40%,#0e1a2e 0%,#0d0f14 70%);flex-direction:column;justify-content:center;align-items:center;position:relative;overflow:hidden auto}#onboarding:before{content:"";pointer-events:none;background:radial-gradient(circle,#00e5a00f 0%,#0000 70%);border-radius:50%;width:600px;height:600px;position:absolute;top:-100px;right:-100px}#onboarding:after{content:"";pointer-events:none;background:radial-gradient(circle,#3b82f60d 0%,#0000 70%);border-radius:50%;width:400px;height:400px;position:absolute;bottom:-80px;left:-80px}.onboard-card{background:var(--surface);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border);z-index:1;border-radius:16px;width:520px;padding:48px 44px;animation:.5s cubic-bezier(.16,1,.3,1) slideUp;position:relative;box-shadow:0 30px 80px #00000080,inset 0 0 0 1px #ffffff0d}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.logo-row{align-items:center;gap:14px;margin-bottom:32px;display:flex}.logo-icon{background:linear-gradient(135deg, var(--accent), #00bcd4);border-radius:10px;justify-content:center;align-items:center;width:44px;height:44px;font-size:22px;display:flex}.logo-text{font-family:var(--font-display);letter-spacing:-.5px;font-size:22px;font-weight:800}.logo-text span{color:var(--accent)}.onboard-title{font-family:var(--font-display);margin-bottom:8px;font-size:26px;font-weight:700;line-height:1.2}.onboard-sub{color:var(--text2);margin-bottom:32px;font-size:14px;line-height:1.5}.field-label{text-transform:uppercase;letter-spacing:.8px;color:var(--text2);margin-bottom:8px;font-size:11px;font-weight:600;display:block}.field-row{margin-bottom:20px}.field-row input,.field-row select{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);font-family:var(--font-body);appearance:none;padding:11px 14px;font-size:14px;transition:border-color .2s,box-shadow .2s}.field-row input:focus,.field-row select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #00e5a01a}.field-row input::placeholder{color:var(--text3)}.two-col{grid-template-columns:1fr 1fr;gap:14px;display:grid}.btn-primary{background:linear-gradient(135deg, var(--accent), #00bcd4);color:#0d0f14;border-radius:var(--radius-sm);width:100%;font-family:var(--font-display);cursor:pointer;letter-spacing:.3px;box-shadow:0 4px 15px var(--accent-glow);border:none;margin-top:6px;padding:13px;font-size:15px;font-weight:700;transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}.btn-primary:hover{box-shadow:0 10px 30px var(--accent-glow), 0 0 15px var(--accent-glow);transform:translateY(-2px)scale(1.02)}.divider{align-items:center;gap:12px;margin:24px 0;display:flex}.divider hr{border:none;border-top:1px solid var(--border);flex:1}.divider span{color:var(--text3);font-size:12px}.returning-btn{border:1px solid var(--border);width:100%;color:var(--text2);border-radius:var(--radius-sm);cursor:pointer;font-family:var(--font-body);background:0 0;padding:11px;font-size:14px;transition:all .2s}.returning-btn:hover{border-color:var(--accent2);color:var(--accent2)}#dashboard{background:var(--bg);flex-direction:column;overflow:hidden auto}.dash-nav{-webkit-backdrop-filter:var(--glass-blur);z-index:100;background:#13161e99;border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0}.dash-nav .logo-row{margin-bottom:0}.dash-nav .nav-right{align-items:center;gap:20px;display:flex}.xp-badge{background:var(--surface2);border:1px solid var(--border);border-radius:20px;align-items:center;gap:8px;padding:6px 14px;font-size:13px;font-weight:600;display:flex}.xp-badge .xp-val{color:var(--accent3)}.streak-badge{color:var(--text2);align-items:center;gap:6px;font-size:13px;display:flex}.avatar-btn{background:linear-gradient(135deg, var(--accent), #00bcd4);cursor:pointer;width:36px;height:36px;font-family:var(--font-display);color:#0d0f14;border:none;border-radius:50%;font-size:14px;font-weight:700;transition:transform .2s}.avatar-btn:hover{transform:scale(1.05)}.dash-body{width:100%;max-width:1300px;margin:0 auto;padding:40px 32px}.dash-hero{background:linear-gradient(120deg, var(--surface) 60%, var(--surface2));border:1px solid var(--border);border-radius:14px;justify-content:space-between;align-items:center;margin-bottom:36px;padding:36px 40px;display:flex;position:relative;overflow:visible}.dash-hero:after{content:"";pointer-events:none;background:radial-gradient(at 100%,#00e5a014,#0000 70%);border-radius:14px;width:300px;position:absolute;top:0;bottom:0;right:0}.hero-left h2{font-family:var(--font-display);margin-bottom:8px;font-size:28px;font-weight:700}.hero-left h2 span{color:var(--accent)}.hero-left p{color:var(--text2);margin-bottom:20px;font-size:15px}.hero-stats{gap:32px;display:flex}.stat-item{text-align:center}.stat-num{font-family:var(--font-display);color:var(--accent);font-size:32px;font-weight:800}.stat-label{color:var(--text2);margin-top:2px;font-size:12px}.progress-ring{z-index:1;flex-direction:column;align-items:center;display:flex;position:relative}.progress-ring canvas{display:block}.ring-label{text-align:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.ring-label .ring-pct{font-family:var(--font-display);font-size:22px;font-weight:800}.ring-label .ring-text{color:var(--text2);font-size:10px}.section-title{font-family:var(--font-display);align-items:center;gap:10px;margin-bottom:20px;font-size:18px;font-weight:700;display:flex}.section-title span{color:var(--text2);font-size:13px;font-weight:400;font-family:var(--font-body)}.track-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:40px;display:grid}.track-card{-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius);cursor:pointer;background:#13161e99;border:1px solid #ffffff0d;padding:24px;transition:all .3s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden;box-shadow:0 10px 30px #0000004d}.track-card:before{content:"";pointer-events:none;z-index:0;background:linear-gradient(90deg,#0000,#ffffff0a,#0000);width:60%;height:100%;transition:left .5s;position:absolute;top:0;left:-100%}.track-card:hover:before{left:140%}.track-card>*{z-index:1;position:relative}.track-card:hover{box-shadow:0 15px 40px #00000080, 0 0 20px var(--accent-glow);border-color:#00e5a066;transform:translateY(-5px)scale(1.01)}.track-card.locked{opacity:.5;cursor:not-allowed}.track-card.locked:hover{border-color:var(--border);box-shadow:none;transform:none}@keyframes cardEntrance{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.card-enter{animation:.5s cubic-bezier(.16,1,.3,1) both cardEntrance}.card-enter-1{animation-delay:50ms}.card-enter-2{animation-delay:.1s}.card-enter-3{animation-delay:.15s}.card-enter-4{animation-delay:.2s}.card-enter-5{animation-delay:.25s}.card-enter-6{animation-delay:.3s}.track-card-icon{margin-bottom:14px;font-size:28px}.track-card-name{font-family:var(--font-display);margin-bottom:6px;font-size:16px;font-weight:700}.track-card-desc{color:var(--text2);margin-bottom:16px;font-size:13px;line-height:1.5}.track-card-meta{justify-content:space-between;align-items:center;display:flex}.track-tag{border-radius:20px;padding:3px 10px;font-size:11px;font-weight:600}.tag-beginner{color:var(--accent);background:#00e5a01a}.tag-intermediate{color:var(--accent3);background:#f59e0b1a}.tag-advanced{color:var(--danger);background:#ef44441a}.track-progress-bar{margin-top:16px}.track-progress-bar .bar-bg{background:var(--surface2);border-radius:4px;height:5px;overflow:hidden}.track-progress-bar .bar-fill{background:var(--accent);border-radius:4px;height:100%;transition:width .5s}.track-progress-bar .bar-label{color:var(--text3);margin-top:5px;font-size:11px}.lock-icon{color:var(--text3);font-size:16px;position:absolute;top:16px;right:16px}.cert-section{margin-bottom:40px}.cert-list{flex-wrap:wrap;gap:14px;display:flex}.cert-chip{background:var(--surface);border:1px solid var(--accent);cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:10px 18px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.cert-chip:hover{background:#00e5a014;transform:translateY(-2px)}.cert-chip .cert-icon{font-size:18px}.leaderboard-table{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.lb-row{border-bottom:1px solid var(--border);grid-template-columns:40px 1fr auto auto;align-items:center;gap:16px;padding:14px 20px;transition:background .15s;display:grid}.lb-row:last-child{border-bottom:none}.lb-row:hover{background:var(--surface2)}.lb-rank{font-family:var(--font-mono);color:var(--text2);font-size:13px;font-weight:700}.lb-rank.gold{color:var(--accent3)}.lb-rank.silver{color:#94a3b8}.lb-rank.bronze{color:#cd7c3e}.lb-name{font-size:14px;font-weight:600}.lb-xp{font-family:var(--font-mono);color:var(--accent);font-size:13px;font-weight:700}.lb-badge{font-size:18px}#workspace{flex-direction:column;height:100vh;overflow:hidden}.ws-topbar{background:var(--surface);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;gap:16px;height:52px;padding:0 20px;display:flex}.ws-topbar-left{align-items:center;gap:16px;display:flex}.ws-back-btn{border:1px solid var(--border);color:var(--text2);border-radius:var(--radius-sm);cursor:pointer;background:0 0;align-items:center;gap:6px;padding:5px 12px;font-size:13px;transition:all .2s;display:flex}.ws-back-btn:hover{border-color:var(--text2);color:var(--text)}.ws-course-title{font-family:var(--font-display);font-size:15px;font-weight:700}.ws-lesson-nav{color:var(--text2);align-items:center;gap:8px;font-size:13px;display:flex}.ws-topbar-right{align-items:center;gap:10px;display:flex}.btn-run{background:var(--surface2);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:6px;padding:7px 16px;font-size:13px;font-weight:600;transition:all .2s;display:flex}.btn-run:hover{border-color:var(--accent2);color:var(--accent2)}.btn-submit{background:var(--accent);color:#0d0f14;border-radius:var(--radius-sm);cursor:pointer;box-shadow:0 0 10px var(--accent-glow);border:none;align-items:center;gap:6px;padding:7px 18px;font-size:13px;font-weight:700;transition:all .3s cubic-bezier(.16,1,.3,1);display:flex}.btn-submit:hover{box-shadow:0 4px 20px var(--accent-glow);background:#00ccad;transform:translateY(-1px)}.btn-submit.loading{opacity:.7;pointer-events:none}.progress-strip{background:var(--surface2);flex-shrink:0;height:3px}.progress-strip-fill{background:linear-gradient(90deg, var(--accent), #00bcd4);height:100%;transition:width .4s}.ws-layout{flex:1;display:flex;overflow:hidden}.ws-exercise{background:var(--surface);-webkit-backdrop-filter:blur(16px);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:340px;display:flex;overflow:hidden}.exercise-tabs{border-bottom:1px solid var(--border);flex-shrink:0;display:flex}.ex-tab{text-align:center;cursor:pointer;color:var(--text2);text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid #0000;flex:1;padding:12px 8px;font-size:12px;font-weight:600;transition:all .2s}.ex-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.ex-tab-content{flex:1;padding:20px;overflow-y:auto}.ex-tab-content.hidden{display:none}.exercise-title{font-family:var(--font-display);margin-bottom:12px;font-size:17px;font-weight:700}.exercise-body{color:var(--text2);font-size:13.5px;line-height:1.7}.exercise-body h3{color:var(--text);margin:16px 0 8px;font-size:14px}.exercise-body code{background:var(--surface2);font-family:var(--font-mono);color:#ce9178;border-radius:4px;padding:2px 6px;font-size:12px}.exercise-body pre{background:var(--surface2);border:1px solid var(--border);border-radius:6px;margin:12px 0;padding:12px;overflow-x:auto}.exercise-body pre code{color:#d4d4d4;background:0 0;padding:0;font-size:12px}.exercise-body ul{margin:10px 0;padding-left:18px}.exercise-body li{margin:6px 0}.hint-btn{width:100%;color:var(--accent3);cursor:pointer;background:#f59e0b0f;border:1px solid #f59e0b33;border-radius:6px;align-items:center;gap:6px;margin-top:16px;padding:8px 14px;font-size:13px;font-weight:600;transition:all .2s;display:flex}.hint-btn:hover{background:#f59e0b1f}.hint-text{color:var(--text2);background:#f59e0b0f;border:1px solid #f59e0b26;border-radius:6px;margin-top:12px;padding:12px 14px;font-size:13px;line-height:1.6;display:none}.hint-text.visible{display:block}.ws-editor-panel{border-right:1px solid var(--border);flex-direction:column;flex:1;display:flex;overflow:hidden}.editor-toolbar{background:var(--surface);border-bottom:1px solid var(--border);color:var(--text2);flex-shrink:0;justify-content:space-between;align-items:center;padding:8px 16px;font-size:12px;display:flex}.editor-toolbar .file-tab{background:var(--bg);color:var(--text);font-family:var(--font-mono);border-radius:4px;align-items:center;gap:6px;padding:4px 14px;font-size:12px;display:flex}.file-tab .dot{background:var(--accent);border-radius:50%;width:8px;height:8px}#monaco-editor{flex:1;min-height:0}.terminal-panel{border-top:1px solid var(--border);background:#050507;flex-direction:column;flex-shrink:0;height:200px;display:flex}.terminal-header{background:var(--surface);border-bottom:1px solid var(--border);color:var(--text2);text-transform:uppercase;letter-spacing:.5px;align-items:center;gap:8px;padding:7px 16px;font-size:11px;font-weight:600;display:flex}.terminal-dot{border-radius:50%;width:8px;height:8px}.dot-red{background:#ef4444}.dot-yellow{background:#f59e0b}.dot-green{background:#22c55e}#terminal-output{font-family:var(--font-mono);color:#8b949e;white-space:pre-wrap;flex:1;padding:12px 16px;font-size:13px;line-height:1.6;overflow-y:auto}#terminal-output.success{color:var(--accent)}#terminal-output.error{color:#ff6b6b}.ws-chat{background:var(--surface);-webkit-backdrop-filter:blur(16px);flex-direction:column;flex-shrink:0;width:340px;display:flex;overflow:hidden}.chat-header-bar{background:var(--surface2);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:10px;padding:14px 16px;display:flex}.ai-avatar{background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;display:flex}.ai-info{flex:1}.ai-name{font-size:13px;font-weight:700}.ai-status{color:var(--accent);align-items:center;gap:4px;font-size:11px;display:flex}.status-dot{background:var(--accent);border-radius:50%;width:6px;height:6px;animation:2s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.chat-messages{flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.chat-msg{gap:8px;display:flex}.chat-msg.user{flex-direction:row-reverse}.msg-bubble{border-radius:10px;max-width:85%;padding:10px 14px;font-size:13px;line-height:1.6}.chat-msg.user .msg-bubble{color:var(--text);background:#3b82f633;border:1px solid #3b82f64d;border-radius:10px 10px 2px}.chat-msg.ai .msg-bubble{background:var(--surface2);border:1px solid var(--border);border-radius:10px 10px 10px 2px}.msg-bubble h1,.msg-bubble h2,.msg-bubble h3{color:var(--accent);margin:8px 0 4px;font-size:13px}.msg-bubble p{margin:0 0 8px}.msg-bubble p:last-child{margin-bottom:0}.msg-bubble pre{border:1px solid var(--border);background:#050507;border-radius:6px;margin:8px 0;padding:10px;overflow-x:auto}.msg-bubble code{font-family:var(--font-mono);color:#ce9178;background:#0000004d;border-radius:3px;padding:1px 5px;font-size:12px}.msg-bubble pre code{color:#d4d4d4;background:0 0;padding:0;font-size:12px}.msg-bubble ul,.msg-bubble ol{margin:6px 0;padding-left:16px}.msg-bubble li{margin:4px 0}.typing-indicator{gap:4px;padding:8px 4px;display:flex}.typing-indicator span{background:var(--text2);border-radius:50%;width:6px;height:6px;animation:1.2s infinite bounce}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-6px)}}.chat-input-row{border-top:1px solid var(--border);flex-shrink:0;align-items:flex-end;gap:8px;padding:12px;display:flex}.chat-textarea{resize:none;background:var(--surface2);border:1px solid var(--border);color:var(--text);font-family:var(--font-body);border-radius:8px;flex:1;min-height:38px;max-height:100px;padding:9px 12px;font-size:13px;line-height:1.5;transition:border-color .2s;overflow-y:auto}.chat-textarea:focus{border-color:var(--accent2);outline:none}.chat-send-btn{background:var(--accent2);cursor:pointer;color:#fff;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;transition:all .2s;display:flex}.chat-send-btn:hover{background:#2563eb}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;pointer-events:none;background:#000c;justify-content:center;align-items:center;transition:opacity .3s;display:flex;position:fixed;inset:0}.modal-overlay.visible{opacity:1;pointer-events:all}.toast{background:var(--surface);border:1px solid var(--border);z-index:2000;opacity:0;border-radius:10px;align-items:center;gap:10px;padding:14px 20px;font-size:14px;font-weight:500;transition:all .3s;display:flex;position:fixed;bottom:24px;right:24px;transform:translateY(80px);box-shadow:0 10px 30px #0006}.toast.show{opacity:1;transform:translateY(0)}.toast.success{border-color:var(--accent)}.toast.error{border-color:var(--danger)}.toast.xp{border-color:var(--accent3)}select option{background:var(--surface2)}.landing-hero-title{font-family:var(--font-display);letter-spacing:-1px;margin-bottom:24px;font-size:64px;font-weight:800;line-height:1.1}.landing-hero-subtitle{color:var(--text2);max-width:600px;margin-bottom:48px;font-size:18px;line-height:1.6}.landing-features-grid{grid-template-columns:repeat(3,1fr);gap:24px;width:100%;margin-top:100px;display:grid}.landing-feature-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);text-align:left;cursor:default;opacity:0;padding:32px;transition:transform .3s,box-shadow .3s,border-color .3s;animation:.6s cubic-bezier(.16,1,.3,1) forwards cardEntrance}.landing-feature-card:first-child{animation-delay:.1s}.landing-feature-card:nth-child(2){animation-delay:.2s}.landing-feature-card:nth-child(3){animation-delay:.3s}.landing-feature-card:hover{border-color:var(--accent);transform:translateY(-5px);box-shadow:0 10px 30px #0000004d}.testimonials-scroll{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;width:100%;display:grid}.level-tabs-row{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:10px;margin-bottom:24px;padding-bottom:4px;display:flex;overflow-x:auto}.level-tabs-row::-webkit-scrollbar{display:none}.level-tabs-row button{scroll-snap-align:start;flex-shrink:0}.landing-about-section{background:var(--surface2);border:1px solid var(--border);text-align:center;border-radius:24px;flex-direction:column;align-items:center;width:100%;margin-top:100px;padding:60px 40px;display:flex;position:relative;overflow:hidden}.landing-founder-card{text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:16px;align-items:center;gap:32px;width:100%;max-width:800px;padding:40px;display:flex}.landing-cta-row{gap:20px;display:flex}.landing-footer{border-top:1px solid var(--border);background:var(--surface);justify-content:space-between;align-items:center;padding:32px;display:flex}.celebration-overlay{z-index:2000;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#000000d9;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.celebration-card{background:var(--surface);border:1px solid var(--accent);text-align:center;border-radius:24px;width:90%;max-width:500px;padding:60px 48px;animation:.5s cubic-bezier(.16,1,.3,1) scaleIn;box-shadow:0 30px 80px #00e5a033,0 0 60px #00e5a01a}@keyframes scaleIn{0%{opacity:0;transform:scale(.8)translateY(30px)}to{opacity:1;transform:scale(1)translateY(0)}}.celebration-emoji{margin-bottom:24px;font-size:72px;animation:1s infinite bounce}.celebration-title{font-family:var(--font-display);color:var(--accent);margin-bottom:12px;font-size:32px;font-weight:800}.celebration-subtitle{color:var(--text2);margin-bottom:36px;font-size:16px;line-height:1.6}.celebration-actions{justify-content:center;gap:12px;display:flex}.admin-metrics-grid{grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px;display:grid}.admin-metric-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:8px;padding:24px;display:flex}.admin-metric-title{color:var(--text2);text-transform:uppercase;align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex}.admin-metric-value{color:var(--text);font-size:32px;font-weight:700}.admin-panels-grid{grid-template-columns:1fr 1fr;gap:40px;display:grid}.mobile-menu-btn{background:var(--surface);border:1px solid var(--border);cursor:pointer;color:var(--text);border-radius:8px;justify-content:center;align-items:center;padding:8px;display:none}@media (width<=1024px){.dash-nav{flex-wrap:wrap;gap:12px;padding:12px 16px}.dash-nav .nav-right{flex-wrap:wrap;justify-content:flex-end;gap:8px}.dash-body{padding:24px 16px}.dash-hero{flex-direction:column;gap:20px;padding:24px 20px;overflow:visible}.hero-left h2{font-size:22px}.hero-stats{gap:20px}.stat-num{font-size:24px}.hero-track-row{flex-wrap:wrap!important}.testimonials-scroll{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;gap:16px;padding-bottom:12px;display:flex;overflow-x:auto}.testimonials-scroll>div{scroll-snap-align:start;flex-shrink:0;min-width:280px}.admin-metrics-grid{grid-template-columns:repeat(2,1fr)}.admin-panels-grid{grid-template-columns:1fr}.track-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.mobile-tabs{display:flex!important}.ws-layout{flex-direction:column;height:100%;overflow:hidden}.ws-exercise,.ws-editor-panel,.ws-chat,.ws-quiz-panel{border-right:none!important;width:100%!important;height:100%!important;min-height:0!important;max-height:none!important;display:none!important}.ws-exercise.mobile-active,.ws-editor-panel.mobile-active,.ws-chat.mobile-active,.ws-quiz-panel.mobile-active{display:flex!important}.ws-topbar{flex-wrap:wrap;gap:8px;height:auto;padding:8px 12px}.ws-topbar-left{flex-wrap:wrap;gap:8px}.ws-topbar-right{flex-wrap:wrap;gap:6px}.landing-hero-title{font-size:40px}.landing-hero-subtitle{font-size:16px}.landing-features-grid{grid-template-columns:1fr;gap:16px;margin-top:60px}.landing-about-section{margin-top:60px;padding:40px 20px}.landing-founder-card{text-align:center;flex-direction:column;gap:20px;padding:24px}.landing-cta-row{flex-direction:column;width:100%}.landing-cta-row button{width:100%!important}.landing-footer{text-align:center;flex-direction:column;gap:12px}}@media (width<=768px){.mobile-menu-btn{display:flex}.dash-nav .nav-right{border-top:1px solid var(--border);flex-direction:column;gap:8px;width:100%;padding-top:12px;display:none}.dash-nav .nav-right.open{display:flex}.dash-nav .nav-right button,.dash-nav .nav-right .streak-badge,.dash-nav .nav-right>div{justify-content:center;width:100%;min-height:44px}button,select,input,textarea{min-height:44px;font-size:16px}.ws-layout{flex:1;height:100%;min-height:0}.story-card{padding:30px 20px!important}.story-card h1{font-size:24px!important}.leaderboard-podium{flex-direction:column;align-items:center;gap:16px}.chat-textarea{font-size:16px}.pricing-grid{grid-template-columns:1fr!important}}@media (width<=640px){.onboard-card{width:95%;padding:32px 24px}.two-col{grid-template-columns:1fr}.dash-nav .logo-row{margin-bottom:0}.section-title{font-size:16px}.track-grid,.admin-metrics-grid{grid-template-columns:1fr}.landing-hero-title{font-size:28px}.landing-hero-subtitle{margin-bottom:32px;font-size:14px}.dash-hero:after{display:none}.ws-topbar{padding:6px 8px}.ws-topbar .ws-course-title{text-overflow:ellipsis;white-space:nowrap;max-width:120px;font-size:12px;overflow:hidden}.discussion-input-row{flex-direction:column}.discussion-input-row button{width:100%}}.github-modal{text-align:center;max-width:500px;padding:32px}.github-icon-wrapper{background:var(--surface2);width:64px;height:64px;color:var(--text);border:1px solid var(--border);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 16px;display:flex}.github-instructions{background:var(--surface2);border:1px solid var(--border);text-align:left;border-radius:8px;margin:24px 0;padding:16px;font-size:13px}.github-instructions h4{color:var(--accent);margin-bottom:8px}.github-instructions ol{color:var(--text2);margin-left:20px}.github-instructions li{margin-bottom:4px}.github-instructions a{color:var(--accent2);text-decoration:none}.github-form{text-align:left}.github-form .form-group{margin-bottom:16px}.github-form label{color:var(--text2);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.github-form input{background:var(--surface);border:1px solid var(--border);width:100%;color:var(--text);border-radius:6px;outline:none;padding:12px;transition:all .2s}.github-form input:focus{border-color:var(--accent)}.submit-export-btn{justify-content:center;align-items:center;gap:8px;width:100%;margin-top:8px;padding:12px;display:flex}.github-success-state{flex-direction:column;justify-content:center;align-items:center;padding:32px 0;display:flex}.github-success-state .success-icon{color:var(--accent);margin-bottom:16px}.github-success-state h3{margin-bottom:8px;font-size:20px}.github-success-state p{color:var(--text2);margin-bottom:24px}.view-repo-btn{align-items:center;gap:8px;display:inline-flex}