@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-color: #ffffff;--bg-secondary: #f4f4f5;--text-primary: #000000;--text-secondary: #52525b;--border-color: #e4e4e7;--accent-color: #000000;--accent-hover: #3f3f46;--accent-glow: rgba(0, 0, 0, .15);--danger-color: #ef4444;--success-color: #22c55e;--glass-bg: rgba(255, 255, 255, .85);--glass-border: rgba(228, 228, 231, .6);--secondary-glow: rgba(0, 0, 0, .2);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}[data-theme=dark]{--bg-color: #000000;--bg-secondary: #09090b;--text-primary: #ffffff;--text-secondary: #a1a1aa;--border-color: #27272a;--accent-color: #ffffff;--accent-hover: #d4d4d8;--accent-glow: rgba(255, 255, 255, .15);--danger-color: #f87171;--success-color: #4ade80;--glass-bg: rgba(9, 9, 11, .8);--glass-border: rgba(39, 39, 42, .6);--secondary-glow: rgba(56, 189, 248, .05);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .5);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .6), 0 2px 4px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .7), 0 4px 6px -2px rgba(0, 0, 0, .5)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;transition:background-color .3s ease,color .3s ease;min-height:100vh;-webkit-font-smoothing:antialiased}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--accent-color);text-decoration:none;transition:color .2s ease}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;border:none;background:none;outline:none}input,textarea{font-family:inherit;outline:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.app-container{display:flex;height:100vh;overflow:hidden}.main-content{flex:1;display:flex;flex-direction:column;height:100vh;position:relative}.header{height:64px;background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;z-index:10}.deep-search-bar{flex:1;max-width:600px;margin:0 2rem;position:relative}.deep-search-input{width:100%;padding:.75rem 1rem .75rem 2.5rem;border-radius:9999px;border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-primary);font-size:.95rem;transition:all .2s ease;box-shadow:var(--shadow-sm)}.deep-search-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow)}.search-icon{position:absolute;left:.8rem;top:50%;transform:translateY(-50%);color:var(--text-secondary)}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:600}.btn-primary{background-color:var(--accent-color);color:#fff;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;box-shadow:0 4px 14px 0 var(--accent-glow)}[data-theme=dark] .btn-primary{color:#000}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-1px)}.btn-secondary{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);padding:.75rem 1.5rem;border-radius:8px;font-weight:500;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-secondary:hover{background-color:var(--border-color)}.btn-icon{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:all .2s ease;background:var(--bg-secondary);border:1px solid var(--border-color)}.btn-icon:hover{background:var(--border-color);color:var(--text-primary)}.sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;transition:transform .3s ease;z-index:20}.sidebar-header{height:64px;display:flex;align-items:center;padding:0 1.5rem;border-bottom:1px solid var(--border-color);font-weight:700;font-size:1.25rem;letter-spacing:-.02em;color:var(--text-primary)}.sidebar-brand-accent{color:var(--accent-color)}.brand-logo{height:32px;content:url(/Logo_black.png)}[data-theme=dark] .brand-logo{content:url(/Logo_white.png)}.sidebar-nav{flex:1;padding:1.5rem 1rem;overflow-y:auto;display:flex;flex-direction:column;gap:.5rem}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-radius:8px;color:var(--text-secondary);font-weight:500;transition:all .2s ease;text-decoration:none}.nav-item:hover,.nav-item.active{background-color:var(--accent-glow);color:var(--accent-color);text-decoration:none}.workspace-section{margin-top:2rem}.workspace-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:.5rem;padding:0 1rem;font-weight:600}.pin-item{display:flex;align-items:center;justify-content:space-between;padding:.5rem 1rem;border-radius:6px;color:var(--text-secondary);font-size:.9rem;transition:all .2s ease;cursor:pointer}.pin-item:hover{background-color:var(--border-color);color:var(--text-primary)}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 10% 20%,var(--accent-glow) 0%,transparent 40%),radial-gradient(circle at 90% 80%,var(--secondary-glow) 0%,transparent 40%);background-color:var(--bg-color)}.login-card{width:100%;max-width:420px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px;padding:2.5rem;box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.login-title{font-size:1.75rem;margin-bottom:.5rem;text-align:center}.login-subtitle{color:var(--text-secondary);text-align:center;margin-bottom:2rem;font-size:.95rem}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text-secondary)}.form-input{width:100%;padding:.75rem 1rem;border-radius:8px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-primary);font-size:1rem;transition:all .2s ease}.form-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow)}.login-btn{width:100%;margin-top:1rem}.chat-container{flex:1;display:flex;flex-direction:column;overflow:hidden;background-color:var(--bg-color)}.chat-messages{flex:1;overflow-y:auto;padding:2rem;display:flex;flex-direction:column;gap:1.5rem}.message{max-width:80%;padding:1rem 1.25rem;border-radius:16px;line-height:1.5;font-size:.95rem;animation:fadeIn .3s ease}.message.user{align-self:flex-end;background-color:var(--accent-color);color:#fff;border-bottom-right-radius:4px}[data-theme=dark] .message.user{color:#000}.message.ai{align-self:flex-start;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-bottom-left-radius:4px}.message-source{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--border-color);font-size:.8rem;color:var(--text-secondary);display:flex;align-items:center;gap:.5rem}.source-tag{background-color:var(--accent-glow);color:var(--accent-color);padding:.15rem .5rem;border-radius:4px;font-weight:600;font-size:.7rem}.chat-input-area{padding:1.5rem;background:var(--bg-color);border-top:1px solid var(--border-color)}.chat-input-box{display:flex;align-items:center;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:24px;padding:.5rem .5rem .5rem 1.5rem;box-shadow:var(--shadow-sm);transition:all .2s ease}.chat-input-box:focus-within{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow)}.chat-textarea{flex:1;border:none;background:transparent;padding:.5rem 0;resize:none;max-height:120px;color:var(--text-primary);font-size:.95rem}.chat-send-btn{background-color:var(--accent-color);color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-left:.5rem;transition:transform .2s}[data-theme=dark] .chat-send-btn{color:#000}.chat-send-btn:hover{transform:scale(1.05)}.quiz-container{max-width:800px;margin:0 auto;padding:2.5rem;width:100%}.quiz-header{margin-bottom:2rem;display:flex;justify-content:space-between;align-items:center}.quiz-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:2rem;box-shadow:var(--shadow-md);margin-bottom:2rem}.quiz-question{font-size:1.25rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary)}.quiz-options{display:flex;flex-direction:column;gap:1rem}.quiz-option{padding:1rem 1.25rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-color);display:flex;align-items:center;gap:1rem;cursor:pointer;transition:all .2s ease;font-size:.95rem}.quiz-option:hover,.quiz-option.selected{border-color:var(--accent-color);background:var(--accent-glow)}.quiz-option.correct{border-color:var(--success-color);background:#22c55e1a}.quiz-option.incorrect{border-color:var(--danger-color);background:#ef44441a}.option-letter{background:var(--bg-secondary);border:1px solid var(--border-color);width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem;color:var(--text-secondary)}.quiz-explanation{margin-top:1.5rem;padding:1.5rem;background:var(--bg-color);border-left:4px solid var(--accent-color);border-radius:4px 8px 8px 4px;animation:fadeIn .4s ease}.settings-container{max-width:800px;margin:0 auto;padding:2.5rem;width:100%}.settings-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:2rem;margin-bottom:1.5rem}.settings-row{display:flex;justify-content:space-between;align-items:center;padding:1rem 0;border-bottom:1px solid var(--border-color)}.settings-row:last-child{border-bottom:none}.settings-info h3{font-size:1.05rem;margin-bottom:.25rem}.settings-info p{color:var(--text-secondary);font-size:.9rem}.toggle-switch{position:relative;display:inline-block;width:50px;height:24px}.toggle-switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:var(--border-color);transition:.4s;border-radius:24px}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:var(--accent-color)}input:checked+.slider:before{transform:translate(26px)}.toggle-group{display:flex;background:var(--bg-color);border:1px solid var(--border-color);border-radius:8px;overflow:hidden}.toggle-btn{padding:.5rem 1rem;font-size:.85rem;font-weight:500;background:transparent;color:var(--text-secondary);transition:all .2s ease}.toggle-btn.active{background:var(--accent-color);color:#fff}[data-theme=dark] .toggle-btn.active{color:#000}.disclaimer-box{background:#ef44440d;border:1px solid rgba(239,68,68,.2);padding:1rem;border-radius:8px;color:var(--danger-color);font-size:.85rem;line-height:1.6}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes glowPulse{0%{box-shadow:0 0 5px var(--accent-glow)}50%{box-shadow:0 0 20px var(--accent-glow)}to{box-shadow:0 0 5px var(--accent-glow)}}.landing-container{display:flex;flex-direction:column;min-height:100vh;background-color:var(--bg-color)}.landing-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;border-bottom:1px solid var(--border-color);background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:100}.landing-brand{display:flex;align-items:center;color:var(--text-primary)}.landing-nav{display:flex;align-items:center;gap:2rem}.landing-nav a{color:var(--text-secondary);font-weight:500;text-decoration:none;transition:color .2s ease}.landing-nav a:hover{color:var(--text-primary)}.hero-section{padding:6rem 2rem;text-align:center;position:relative;display:flex;justify-content:center;overflow:hidden;z-index:1}.hero-section:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 10% 20%,var(--accent-glow) 0%,transparent 40%),radial-gradient(circle at 90% 80%,var(--secondary-glow) 0%,transparent 40%);z-index:-2;pointer-events:none}.hero-content{max-width:800px;position:relative;z-index:10}.badge{display:inline-block;background:var(--accent-glow);color:var(--accent-color);padding:.5rem 1rem;border-radius:9999px;font-weight:600;font-size:.85rem;margin-bottom:1.5rem}.hero-title{font-size:3.5rem;line-height:1.1;margin-bottom:1.5rem;letter-spacing:-.02em}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);margin-bottom:2.5rem;line-height:1.6}.hero-actions{display:flex;gap:1rem;justify-content:center}.section-title{font-size:2rem;text-align:center;margin-bottom:3rem}.features-section{padding:5rem 2rem;background:var(--bg-secondary);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.feature-card{background:var(--bg-color);padding:2.5rem;border-radius:16px;border:1px solid var(--border-color);transition:transform .2s ease,box-shadow .2s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.feature-card h3{font-size:1.25rem;margin-bottom:.5rem}.feature-card p{color:var(--text-secondary);font-size:.95rem}.pricing-section{padding:5rem 2rem}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1000px;margin:0 auto}.pricing-card{background:var(--bg-secondary);padding:2.5rem;border-radius:16px;border:1px solid var(--border-color);position:relative;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}.pricing-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.pricing-card.popular{border-color:var(--accent-color);box-shadow:0 0 20px var(--accent-glow);transform:scale(1.05)}.pricing-card.popular:hover{transform:translateY(-5px) scale(1.05);box-shadow:0 5px 25px var(--accent-glow)}.popular-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--accent-color);color:#fff;padding:.25rem 1rem;border-radius:9999px;font-size:.75rem;font-weight:600}[data-theme=dark] .popular-badge{color:#000}.price{font-size:3rem;font-weight:700;margin:1.5rem 0;color:var(--text-primary)}.price span{font-size:1rem;color:var(--text-secondary);font-weight:400}.pricing-features{list-style:none;margin-bottom:2.5rem;flex:1}.pricing-features li{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem;font-size:.95rem;color:var(--text-secondary)}.landing-footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:4rem 2rem 2rem}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:3rem;max-width:1200px;margin:0 auto 3rem}.footer-col h4{font-size:1.1rem;margin-bottom:1.5rem}.footer-col p{color:var(--text-secondary);margin-bottom:.75rem;font-size:.95rem}.footer-col p a{color:var(--text-secondary)}.footer-col p a:hover{color:var(--text-primary)}.footer-bottom{text-align:center;color:var(--text-secondary);font-size:.85rem;padding-top:2rem;border-top:1px solid var(--border-color)}.admin-stat-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;box-shadow:var(--shadow-sm)}.admin-stat-card h4{color:var(--text-secondary);font-size:.9rem;margin-bottom:.5rem;font-weight:500}.stat-value{font-size:2rem;font-weight:700;color:var(--text-primary)}.admin-table-container{overflow-x:auto;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;box-shadow:var(--shadow-sm)}.admin-table{width:100%;border-collapse:collapse;text-align:left}.admin-table th,.admin-table td{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color);white-space:nowrap}.admin-table th{background:var(--bg-color);font-weight:600;font-size:.85rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.admin-table tr:last-child td{border-bottom:none}.admin-table tbody tr{transition:background-color .2s ease}.admin-table tbody tr:hover{background-color:var(--bg-color)}.role-badge{display:inline-flex;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600}.role-student{background:#38bdf81a;color:#38bdf8}.role-fo{background:#a855f71a;color:#a855f7}.role-captain{background:#eab3081a;color:#eab308}.role-trainer{background:#22c55e1a;color:#22c55e}