@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap";@import "https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&display=swap";:root{--primary:#6c5ce7;--primary-light:#a29bfe;--primary-dark:#5a4bd1;--primary-bg:#f0edff;--accent-green:#00b894;--accent-blue:#0984e3;--accent-orange:#f39c12;--accent-red:#e74c3c;--accent-pink:#fd79a8;--bg-main:#f4f6fa;--bg-card:#fff;--bg-sidebar:#fff;--text-primary:#2d3436;--text-secondary:#636e72;--text-muted:#b2bec3;--border:#e8ecf1;--shadow-sm:0 1px 3px #6c5ce70f;--shadow-md:0 4px 12px #6c5ce714;--shadow-lg:0 8px 24px #6c5ce71f;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--sidebar-width:240px;--right-sidebar-width:320px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-main);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}.app-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);z-index:100;flex-direction:column;padding:20px 14px;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.main-wrapper{margin-left:var(--sidebar-width);flex:1;min-height:100vh;display:flex}.main-content{max-width:calc(100% - var(--right-sidebar-width));flex:1;min-width:0;padding:28px 24px}.right-sidebar{width:var(--right-sidebar-width);flex-direction:column;flex-shrink:0;gap:18px;padding:28px 16px;display:flex}.sidebar-logo{align-items:center;gap:10px;margin-bottom:6px;padding:4px 8px;display:flex}.sidebar-logo .logo-icon{background:linear-gradient(135deg, var(--primary), var(--primary-light));border-radius:var(--radius-sm);color:#fff;justify-content:center;align-items:center;width:38px;height:38px;font-size:18px;font-weight:800;display:flex}.sidebar-logo .logo-text h1{background:linear-gradient(135deg, var(--primary), var(--primary-light));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:18px;font-weight:800}.sidebar-logo .logo-text p{color:var(--text-muted);margin-top:-2px;font-size:10px}.sidebar-nav{flex-direction:column;flex:1;gap:2px;margin-top:12px;display:flex}.nav-item{border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:10px 14px;font-size:13.5px;font-weight:500;transition:all .2s;display:flex}.nav-item:hover{background:var(--primary-bg);color:var(--primary)}.nav-item.active{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;font-weight:600;box-shadow:0 4px 12px #6c5ce74d}.nav-item .nav-icon{justify-content:center;width:20px;font-size:18px;display:flex}.sidebar-upgrade{border-radius:var(--radius-md);background:linear-gradient(135deg,#fff3e0,#fff8e1);margin-top:8px;padding:16px}.sidebar-upgrade .upgrade-badge{background:var(--accent-orange);color:#fff;border-radius:20px;align-items:center;gap:6px;margin-bottom:8px;padding:4px 10px;font-size:11px;font-weight:700;display:inline-flex}.sidebar-upgrade p{color:var(--text-secondary);font-size:11px;line-height:1.5}.sidebar-upgrade .upgrade-btn{border-radius:var(--radius-sm);background:linear-gradient(135deg, var(--accent-orange), #e67e22);color:#fff;cursor:pointer;text-align:center;border:none;width:100%;margin-top:10px;padding:8px;font-size:13px;font-weight:600;transition:transform .2s,box-shadow .2s;display:block}.sidebar-upgrade .upgrade-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #f39c1266}.sidebar-user{border-top:1px solid var(--border);align-items:center;gap:10px;margin-top:12px;padding:12px 8px;display:flex}.sidebar-user .user-avatar{background:linear-gradient(135deg, var(--primary-light), var(--accent-pink));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:700;display:flex}.sidebar-user .user-info h4{font-size:13px;font-weight:600}.sidebar-user .user-info p{color:var(--text-muted);font-size:11px}.main-header{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);z-index:1000;justify-content:space-between;align-items:center;margin-bottom:28px;padding:16px 28px;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.main-header:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.main-header h2{color:var(--text-primary);letter-spacing:-.5px;margin:0;font-size:18px;font-weight:800}.main-header h2 span{font-weight:400}.main-header p{color:var(--text-secondary);margin-top:1px;font-size:13px}@keyframes pulse-status{0%{transform:scale(.9);box-shadow:0 0 #00b89499}70%{transform:scale(1.1);box-shadow:0 0 0 5px #00b89400}to{transform:scale(.9);box-shadow:0 0 #00b89400}}.status-dot.pulsing{animation:2s ease-in-out infinite pulse-status}.header-actions{align-items:center;gap:14px;display:flex}.search-box{background:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-lg);align-items:center;gap:8px;min-width:260px;padding:8px 16px;display:flex}.search-box input{color:var(--text-primary);background:0 0;border:none;outline:none;width:100%;font-family:inherit;font-size:13px}.search-box .search-icon{color:var(--text-muted);font-size:16px}.header-icon-btn{background:var(--bg-main);border:1px solid var(--border);cursor:pointer;width:42px;height:42px;color:var(--text-secondary);border-radius:50%;justify-content:center;align-items:center;font-size:18px;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.header-icon-btn:hover{background:var(--primary-bg);border-color:var(--primary-light);color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 10px #6c5ce726}.header-icon-btn .badge{background:var(--accent-red);color:#fff;border:2px solid var(--bg-card);border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;font-size:10px;font-weight:800;display:flex;position:absolute;top:-2px;right:-2px}.header-avatar{background:linear-gradient(135deg, var(--primary), var(--primary-light));color:#fff;cursor:pointer;border:2px solid var(--border);width:42px;height:42px;box-shadow:var(--shadow-sm);border-radius:50%;justify-content:center;align-items:center;font-size:14px;font-weight:800;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex}.header-avatar:hover{transform:translateY(-2px)scale(1.05);box-shadow:0 4px 10px #00000026}.card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border);padding:20px}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-header h3{font-size:15px;font-weight:700}.card-header .link{color:var(--primary);cursor:pointer;font-size:13px;font-weight:500;text-decoration:none}.card-header .link:hover{text-decoration:underline}.learning-path,.path-info{margin-bottom:20px}.path-info .path-goal{color:var(--text-primary);margin-bottom:4px;font-size:14px}.path-info .path-goal strong{color:var(--primary)}.path-info .path-combo{color:var(--text-secondary);font-size:13px}.path-info .path-days{text-align:right}.path-info .path-days .days-number{color:var(--text-primary);font-size:36px;font-weight:800}.path-info .path-days .days-label{color:var(--text-secondary);font-size:13px}.path-info-row{justify-content:space-between;align-items:center;display:flex}.path-steps{justify-content:space-between;align-items:center;padding:0 20px;display:flex;position:relative}.path-steps:before{content:"";background:var(--border);height:3px;position:absolute;top:28px;left:80px;right:80px}.path-step{z-index:1;flex-direction:column;align-items:center;gap:8px;display:flex;position:relative}.step-circle{border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;font-size:22px;transition:all .3s;display:flex}.step-circle.completed{background:linear-gradient(135deg, var(--accent-green), #00d2a0);color:#fff;box-shadow:0 4px 12px #00b8944d}.step-circle.in-progress{background:linear-gradient(135deg, var(--primary), var(--primary-light));color:#fff;box-shadow:0 4px 12px #6c5ce74d}.step-circle.current{background:linear-gradient(135deg, var(--accent-blue), #74b9ff);color:#fff;box-shadow:0 4px 12px #0984e34d}.step-circle.locked{background:var(--bg-main);color:var(--text-muted);border:2px dashed var(--border)}.step-label{text-align:center}.step-label .step-name{color:var(--text-primary);font-size:12px;font-weight:600}.step-label .step-status{color:var(--text-secondary);font-size:11px}.step-label .step-status.completed{color:var(--accent-green)}.recommendations{margin-bottom:20px}.rec-grid{gap:14px;padding-bottom:4px;display:flex;overflow-x:auto}.rec-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;flex:1;min-width:200px;padding:16px;transition:all .25s;position:relative}.rec-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light);transform:translateY(-3px)}.rec-badge{border-radius:20px;margin-bottom:10px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-block}.rec-badge.lesson{color:#2e7d32;background:#e8f5e9}.rec-badge.exercise{color:#1565c0;background:#e3f2fd}.rec-badge.review{color:#e65100;background:#fff3e0}.rec-badge.exam{color:#c62828;background:#fce4ec}.rec-card h4{margin-bottom:4px;font-size:13.5px;font-weight:600;line-height:1.4}.rec-card .rec-subject{color:var(--text-secondary);margin-bottom:12px;font-size:12px}.rec-card-footer{justify-content:space-between;align-items:center;display:flex}.rec-card-footer .rec-time{color:var(--text-muted);font-size:11px}.rec-card-footer .rec-play{background:linear-gradient(135deg, var(--primary), var(--primary-light));color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;transition:transform .2s;display:flex}.rec-card-footer .rec-play:hover{transform:scale(1.1)}.progress-chart{margin-bottom:20px}.chart-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.chart-legends{gap:16px;display:flex}.chart-legend{color:var(--text-secondary);align-items:center;gap:6px;font-size:12px;display:flex}.chart-legend .dot{border-radius:50%;width:8px;height:8px}.chart-period{color:var(--text-secondary);background:var(--bg-main);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:4px;padding:4px 12px;font-size:13px;display:flex}.streak-card{background:linear-gradient(135deg,#fff9e6,#fff3cc);border:1px solid #ffe082}.streak-header{align-items:center;gap:8px;margin-bottom:4px;display:flex}.streak-header .fire{font-size:20px}.streak-header h3{font-size:15px;font-weight:700}.streak-days{color:var(--accent-green);font-size:32px;font-weight:800}.streak-msg{color:var(--text-secondary);margin-bottom:14px;font-size:12px}.streak-week{justify-content:space-between;gap:4px;display:flex}.streak-day{flex-direction:column;align-items:center;gap:4px;display:flex}.streak-day .day-label{color:var(--text-muted);font-size:11px;font-weight:500}.streak-day .day-circle{border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;font-size:14px;display:flex}.day-circle.done{background:var(--accent-green);color:#fff}.day-circle.missed{background:var(--bg-main);color:var(--text-muted);border:1px solid var(--border)}.day-circle.today{background:var(--primary);color:#fff;box-shadow:0 2px 8px #6c5ce74d}.perf-list{flex-direction:column;gap:12px;display:flex}.perf-item{align-items:center;gap:12px;display:flex}.perf-item .perf-label{min-width:70px;font-size:13px;font-weight:500}.perf-item .perf-bar-bg{background:var(--bg-main);border-radius:10px;flex:1;height:8px;overflow:hidden}.perf-item .perf-bar{border-radius:10px;height:100%;transition:width 1s}.perf-item .perf-value{text-align:right;min-width:40px;font-size:13px;font-weight:700}.test-list{flex-direction:column;gap:10px;display:flex}.test-item{background:var(--bg-main);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;padding:10px 12px;transition:all .2s;display:flex}.test-item:hover{background:var(--primary-bg)}.test-item .test-info h4{font-size:13px;font-weight:600}.test-item .test-info p{color:var(--text-muted);align-items:center;gap:4px;font-size:11px;display:flex}.test-item .test-countdown{color:var(--accent-orange);white-space:nowrap;font-size:12px;font-weight:600}.chatbot-card{background:linear-gradient(135deg, var(--primary), #5b4acf);color:#fff;border:none;position:relative;overflow:hidden}.chatbot-card:before{content:"";background:#ffffff14;border-radius:50%;width:100px;height:100px;position:absolute;top:-30px;right:-30px}.chatbot-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.chatbot-header h3{font-size:15px;font-weight:700}.chatbot-header .ai-badge{background:#fff3;border-radius:10px;padding:2px 8px;font-size:10px;font-weight:600}.chatbot-question{opacity:.9;margin-bottom:12px;font-size:13px}.chatbot-suggestions{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.chatbot-suggestion{cursor:pointer;color:#fff;background:#ffffff26;border:1px solid #fff3;border-radius:20px;padding:5px 12px;font-size:11.5px;transition:all .2s}.chatbot-suggestion:hover{background:#ffffff40}.chatbot-input{border-radius:var(--radius-lg);background:#ffffff26;align-items:center;gap:8px;padding:8px 12px;display:flex}.chatbot-input input{color:#fff;background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:13px}.chatbot-input input::placeholder{color:#ffffff80}.chatbot-input .send-btn{background:var(--accent-orange);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;transition:transform .2s;display:flex}.chatbot-input .send-btn:hover{transform:scale(1.1)}.chatbot-robot{background:linear-gradient(135deg,#ffd93d,#ff9f43);border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;font-size:30px;display:flex;position:absolute;bottom:50px;right:12px;box-shadow:0 4px 12px #ff9f4366}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}.animate-in:nth-child(2){animation-delay:50ms}.animate-in:nth-child(3){animation-delay:.1s}.animate-in:nth-child(4){animation-delay:.15s}.dark-theme{--bg-main:#0b0e14;--bg-card:#151a22;--bg-sidebar:#12161e;--text-primary:#f4f6fa;--text-secondary:#a0aec0;--text-muted:#4a5568;--border:#2d3748;--primary-bg:#6c5ce726}.demo-controller{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--primary);border-radius:var(--radius-lg);z-index:9999;background:#151a22d9;max-width:320px;padding:12px 16px;animation:.3s fadeInUp;position:fixed;bottom:20px;right:20px;box-shadow:0 10px 30px #0000004d}.demo-controller-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:10px;padding-bottom:6px;display:flex}.demo-controller-header h4{color:var(--primary-light);font-size:13px;font-weight:700}.demo-role-btns{grid-template-columns:repeat(2,1fr);gap:6px;display:grid}.demo-role-btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);color:var(--text-primary);cursor:pointer;padding:6px 10px;font-size:11px;font-weight:600;transition:all .2s}.demo-role-btn:hover{border-color:var(--primary);background:var(--primary-bg)}.demo-role-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.landing-hero{text-align:center;background:linear-gradient(135deg, var(--primary-bg), #fd79a814);border-radius:var(--radius-xl);border:1px solid var(--border);margin-bottom:40px;padding:60px 20px;position:relative;overflow:hidden}.landing-hero h1{margin-bottom:16px;font-size:40px;font-weight:800;line-height:1.2}.landing-hero p{max-width:600px;color:var(--text-secondary);margin:0 auto 24px;font-size:16px}.landing-badge-combo{gap:8px;margin-bottom:20px;display:inline-flex}.combo-pill{background:var(--bg-card);border:1px solid var(--border);border-radius:20px;padding:6px 14px;font-size:12px;font-weight:700}.combo-pill.a01{border-color:var(--accent-blue);color:var(--accent-blue)}.combo-pill.b00{border-color:var(--accent-green);color:var(--accent-green)}.combo-pill.d01{border-color:var(--accent-orange);color:var(--accent-orange)}.landing-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:40px;display:grid}.landing-card{background:var(--bg-card);text-align:left;border:3.5px solid #000;border-radius:20px;padding:24px;transition:all .25s;box-shadow:6px 6px #000}.landing-card:hover{border-color:#000;transform:translate(-3px,-3px);box-shadow:10px 10px #000}.landing-card-icon{color:#2d3436;background:#fff;border:2px solid #000;border-radius:12px;justify-content:center;align-items:center;width:50px;height:50px;margin-bottom:16px;font-size:24px;display:flex;box-shadow:2.5px 2.5px #000}.test-simulator-layout{gap:20px;min-height:calc(100vh - 120px);display:flex}.test-questions-panel{flex-direction:column;flex:2;gap:20px;display:flex}.test-sidebar-panel{flex-direction:column;flex:1;gap:20px;max-width:320px;display:flex}.question-item-box{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.question-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.difficulty-tag{border-radius:4px;padding:2px 8px;font-size:11px;font-weight:700}.diff-easy{color:var(--accent-green);background:#00b89426}.diff-medium{color:var(--accent-orange);background:#f39c1226}.diff-hard{color:var(--accent-red);background:#e74c3c26}.options-list{flex-direction:column;gap:10px;margin-top:16px;display:flex}.option-btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);cursor:pointer;text-align:left;align-items:center;gap:12px;width:100%;padding:12px 16px;transition:all .2s;display:flex}.option-btn:hover{background:var(--bg-main);border-color:var(--primary-light)}.option-btn.selected{background:var(--primary-bg);border-color:var(--primary);font-weight:600}.option-letter{border:1px solid var(--border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-weight:700;display:flex}.option-btn.selected .option-letter{background:var(--primary);color:#fff;border-color:var(--primary)}.test-grid-bubble{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.bubble-num{border-radius:var(--radius-sm);border:1px solid var(--border);cursor:pointer;background:var(--bg-card);justify-content:center;align-items:center;height:36px;font-size:12px;font-weight:700;transition:all .2s;display:flex}.bubble-num.answered{background:var(--primary);color:#fff;border-color:var(--primary)}.bubble-num.current{border-color:var(--accent-blue);box-shadow:0 0 0 2px #0984e34d}.checkout-overlay{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:10000;background:#0009;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}.checkout-modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:500px;box-shadow:var(--shadow-lg);padding:28px;position:relative}.qr-container{border-radius:var(--radius-md);background:#fff;border:1px solid #e8ecf1;flex-direction:column;align-items:center;margin:16px 0;padding:16px;display:flex}.qr-mock{border:1px solid var(--border);width:180px;height:180px;color:var(--text-secondary);background:#f7f9fb;justify-content:center;align-items:center;font-weight:800;display:flex;position:relative}.qr-mock:before{content:"QR PAY";color:#0984e3;letter-spacing:2px;font-size:18px}.admin-terminal{border-radius:var(--radius-md);color:#4af626;background:#0e131a;border:1px solid #1a2332;height:250px;margin-top:10px;padding:16px;font-family:Consolas,Courier New,monospace;font-size:12px;line-height:1.5;overflow-y:auto;box-shadow:inset 0 0 10px 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