#chatbot-container,#chat-toggle-button{background-color:color-mix(in srgb,hsl(var(--background)) 80%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid hsl(var(--border) / .5);border-radius:1.25rem}#chat-toggle-button{border-radius:9999px}#chatbot-header,#chatbot-form{background-color:hsl(var(--muted) / .3);border-color:hsl(var(--border) / .7)!important}#chatbot-header h1,#chatbot-header button,#chatbot-form button{color:hsl(var(--foreground))}#chatbot-input{background-color:hsl(var(--background));border-color:hsl(var(--border));color:hsl(var(--foreground))}#chatbot-form button{background-color:hsl(var(--primary));color:hsl(var(--primary-foreground))}#chatbot-messages{background-color:transparent}#quiz-popup{background-color:color-mix(in srgb,hsl(var(--background)) 70%,transparent)!important;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}#quiz-popup>div{background:hsl(var(--card))!important;color:hsl(var(--card-foreground))!important;border:1px solid hsl(var(--border));box-shadow:0 8px 32px hsl(var(--primary) / .12);border-radius:1.25rem}#quiz-close-btn{position:absolute;top:.75rem;right:.75rem;z-index:50;width:2.25rem;height:2.25rem;display:flex;align-items:center;justify-content:center;border-radius:9999px;background-color:hsl(var(--muted) / .7);color:hsl(var(--muted-foreground));transition:all .2s}#quiz-close-btn:hover{background-color:hsl(var(--muted));transform:scale(1.1)}#quiz-close-btn>i{width:1.25rem;height:1.25rem}#quiz-popup .quiz-title{color:hsl(var(--primary));font-weight:700;font-size:1.5rem;text-align:center}#quiz-popup .quiz-question-text{color:hsl(var(--foreground));font-weight:600;font-size:1.125rem;line-height:1.6}#quiz-popup .quiz-explanation{color:hsl(var(--muted-foreground));font-size:.875rem;margin-top:.75rem;border-left:3px solid hsl(var(--border));padding-left:.75rem}.flashcard-inner{transform-style:preserve-3d;transition:transform .7s cubic-bezier(.4,2,.6,1)}.flashcard-inner.is-flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;inset:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem;border-radius:1rem;border:2px solid;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow-y:auto;color:hsl(var(--foreground));background:hsl(var(--card))}.flashcard-front{border-color:hsl(var(--accent));box-shadow:0 6px 24px hsl(var(--accent) / .15)}.flashcard-back{border-color:hsl(var(--primary));transform:rotateY(180deg);box-shadow:0 6px 24px hsl(var(--primary) / .15)}#quiz-popup button[data-choice]{display:flex;width:100%;text-align:left;font-weight:500;padding:.875rem 1.25rem;border-radius:.75rem;border:2px solid hsl(var(--border));background:hsl(var(--muted));color:hsl(var(--muted-foreground));transition:all .2s ease-in-out}#quiz-popup button[data-choice]:hover{border-color:hsl(var(--primary));background:hsl(var(--primary) / .1);color:hsl(var(--primary))}#quiz-popup button[data-choice].selected{border-color:hsl(var(--primary));background:hsl(var(--primary) / .15);color:hsl(var(--primary));box-shadow:0 0 0 3px hsl(var(--primary) / .15)}#quiz-popup button[data-choice].correct{border-color:hsl(var(--success))!important;background:color-mix(in srgb,hsl(var(--success)) 15%,hsl(var(--card)))!important;color:hsl(var(--success-foreground))!important}#quiz-popup button[data-choice].wrong{border-color:hsl(var(--destructive))!important;background:color-mix(in srgb,hsl(var(--destructive)) 15%,hsl(var(--card)))!important;color:hsl(var(--destructive-foreground))!important}#quiz-popup button[data-choice].correct.selected{box-shadow:0 0 0 3px hsl(var(--success) / .2)}#quiz-popup button[data-choice].wrong.selected{box-shadow:0 0 0 3px hsl(var(--destructive) / .2)}.quiz-result-scrollable{max-height:50vh;overflow-y:auto;padding:.25rem;margin:-.25rem}.quiz-result-item{padding:1rem;border-radius:.75rem;border-width:2px;border-style:solid;background:hsl(var(--background))}.quiz-result-item.correct{border-color:hsl(var(--success))}.quiz-result-item.wrong{border-color:hsl(var(--destructive))}.quiz-result-item .user-answer.correct{color:hsl(var(--success-foreground))}.quiz-result-item .user-answer.wrong{color:hsl(var(--destructive-foreground));text-decoration:line-through}.quiz-result-item .correct-answer{color:hsl(var(--primary));font-weight:600}.quiz-nav-button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-weight:600;padding:.625rem 1.25rem;border-radius:9999px;border:none;transition:all .2s ease}.quiz-nav-button.primary{background:hsl(var(--primary));color:hsl(var(--primary-foreground))}.quiz-nav-button.primary:hover{background:hsl(var(--primary) / .9)}.quiz-nav-button.secondary{background:hsl(var(--muted));color:hsl(var(--muted-foreground))}.quiz-nav-button.secondary:hover{background:hsl(var(--muted) / .8)}.quiz-nav-button:disabled{opacity:.5;cursor:not-allowed}.flashcard-face::-webkit-scrollbar,.quiz-result-scrollable::-webkit-scrollbar{width:3px}.flashcard-face::-webkit-scrollbar-track,.quiz-result-scrollable::-webkit-scrollbar-track{background:transparent}.flashcard-face::-webkit-scrollbar-thumb,.quiz-result-scrollable::-webkit-scrollbar-thumb{background:hsl(var(--border));border-radius:2px}.flashcard-face::-webkit-scrollbar-thumb:hover,.quiz-result-scrollable::-webkit-scrollbar-thumb:hover{background:hsl(var(--muted-foreground))}@media (max-width: 640px){#quiz-popup>div{max-width:95vw!important;padding:1rem!important}.flashcard-face{padding:1rem;font-size:.95rem}#quiz-popup .quiz-question-text{font-size:1rem}#quiz-popup button[data-choice]{padding:.75rem 1rem}.quiz-nav-button{padding:.5rem 1rem;font-size:.875rem}}#chatbot-messages pre{max-width:100%;overflow-x:auto;background:#f8f9fa;border:1px solid #e9ecef;border-radius:6px;padding:12px;margin:8px 0;font-family:Courier New,monospace;font-size:13px;line-height:1.4;scrollbar-width:thin;scrollbar-color:hsl(var(--scrollbar)) transparent;white-space:pre;word-wrap:normal;box-sizing:border-box;width:100%}.dark #chatbot-messages pre{background:#1a1d2e;border-color:#2a2d3f;color:#e5e7eb}#chatbot-messages ul,#chatbot-messages ol{list-style:revert!important;margin:12px 0!important;padding:0 0 0 24px!important}#chatbot-messages li{list-style:inherit!important;display:list-item!important;margin:6px 0!important;line-height:1.5!important}#chatbot-messages code{font-family:Courier New,monospace;font-size:13px;background:#f3f4f6;padding:2px 4px;border-radius:3px}.dark #chatbot-messages code{background:#374151;color:#e5e7eb}#chatbot-messages .group{overflow:visible}#chatbot-messages .group>div:first-child{overflow:hidden}#chatbot-messages .group pre{max-width:calc(100% - 24px)}#chatbot-messages h1,#chatbot-messages h2,#chatbot-messages h3,#chatbot-messages h4,#chatbot-messages h5,#chatbot-messages h6{font-weight:600;margin:16px 0 8px;line-height:1.25}#chatbot-messages h1{font-size:1.5em}#chatbot-messages h2{font-size:1.3em}#chatbot-messages h3{font-size:1.15em}#chatbot-messages blockquote{border-left:4px solid #d1d5db;margin:12px 0;padding:8px 16px;background:#f9fafb;border-radius:0 6px 6px 0;font-style:italic}.dark #chatbot-messages blockquote{border-left-color:#4b5563;background:#1f2937}#chatbot-messages table{border-collapse:collapse;margin:12px 0;width:100%;font-size:13px}#chatbot-messages th,#chatbot-messages td{border:1px solid #d1d5db;padding:6px 10px;text-align:left}.dark #chatbot-messages th,.dark #chatbot-messages td{border-color:#4b5563}#chatbot-messages th{background:#f3f4f6;font-weight:600}.dark #chatbot-messages th{background:#374151}#chatbot-messages p{margin:8px 0;line-height:1.6}#chatbot-messages hr{border:none;border-top:1px solid #e5e7eb;margin:16px 0}.dark #chatbot-messages hr{border-top-color:#4b5563}#chatbot-messages .group:hover .opacity-0{opacity:1!important}#chatbot-messages{scrollbar-width:thin;scrollbar-color:hsl(var(--scrollbar)) transparent}#chatbot-messages::-webkit-scrollbar{width:4px}#chatbot-messages::-webkit-scrollbar-track{background:transparent}#chatbot-messages::-webkit-scrollbar-thumb{background:hsl(var(--scrollbar));border-radius:2px}#chatbot-messages::-webkit-scrollbar-thumb:hover{background:hsl(var(--scrollbar) / .8)}.resize-container{position:relative;min-width:300px;min-height:400px;max-width:90vw;max-height:90vh}.resize-handle{position:absolute;background:transparent;z-index:10;transition:all .2s ease}.resize-n{top:-3px;left:10px;right:10px;height:6px;cursor:n-resize}.resize-s{bottom:-3px;left:10px;right:10px;height:6px;cursor:s-resize}.resize-e{top:10px;right:-3px;bottom:10px;width:6px;cursor:e-resize}.resize-w{top:10px;left:-3px;bottom:10px;width:6px;cursor:w-resize}.resize-ne{top:-3px;right:-3px;width:12px;height:12px;cursor:ne-resize}.resize-nw{top:-3px;left:-3px;width:12px;height:12px;cursor:nw-resize}.resize-se{bottom:-3px;right:-3px;width:20px;height:20px;cursor:se-resize;display:flex;align-items:center;justify-content:center}.resize-sw{bottom:-3px;left:-3px;width:12px;height:12px;cursor:sw-resize}.resize-icon{opacity:.4;color:#6b7280;transition:opacity .2s ease;pointer-events:none}.dark .resize-icon{color:#9ca3af}.resize-handle:hover{background:#3b82f61a}.resize-se:hover .resize-icon{opacity:.8}.resize-container.resizing{outline:2px dashed rgba(59,130,246,.5);outline-offset:2px}@media (max-width: 768px){.resize-handle{display:none!important}.resize-container,#chatbot-container{min-width:auto!important;min-height:auto!important;max-width:none!important;max-height:none!important;width:100vw!important;height:100vh!important;inset:0!important;border-radius:0!important}}