:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #646cff;--primary-hover: #7c83ff;--background-dark: #1a1a1a;--background-darker: #121212;--text-primary: #ffffff;--text-secondary: #a0a0a0;--border-color: #2a2a2a}a{font-weight:500;color:var(--primary-color);text-decoration:inherit}a:hover{color:var(--primary-hover)}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background-color:var(--background-darker);color:var(--text-primary)}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid var(--primary-color);padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--background-dark);cursor:pointer;transition:border-color .25s;color:var(--text-primary)}button:hover{border-color:var(--primary-hover);background-color:var(--primary-color)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--background-darker: #1a1a1a;--background-dark: #2a2a2a;--text-primary: #ffffff;--text-secondary: #a0a0a0;--primary-color: #646cff;--primary-hover: #747bff;--primary-rgb: 100, 108, 255;--border-color: #3a3a3a}.light{--background-darker: #f0f0f0;--background-dark: #ffffff;--text-primary: #1a1a1a;--text-secondary: #666666;--primary-color: #4a51cc;--primary-hover: #5a62ff;--primary-rgb: 74, 81, 204;--border-color: #dddddd;--highlight-color: rgba(0, 123, 255, .1);--accent-color: #0056b3;--accent-hover-color: #004494}.container{transition:background-color .3s ease,color .3s ease;padding:0}.light .tooth-logo{filter:brightness(.8)}.light .message-bubble{background:var(--background-dark);box-shadow:0 2px 8px #0000001a}.light .message-bubble:after{border-bottom-color:var(--background-dark)}.light .bank-item{border:1px solid var(--border-color)}.light .empty-state:after{color:#00000080;text-shadow:none}.light .theme-toggle:hover{background-color:#0000001a}#root{width:100vw;min-height:100vh;margin:0;padding:0;text-align:center;box-sizing:border-box;overflow-x:hidden}.container{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100vh;padding:0;text-align:center;background-color:var(--background-darker);position:relative;border:none;box-sizing:border-box;overflow:hidden}.options{display:flex;flex-direction:column;gap:1rem;align-items:flex-start;width:auto;position:absolute;top:2rem;left:0;padding-left:1rem}.large-button{font-size:1.2rem;padding:.8rem 1rem;min-width:60px;cursor:pointer;display:flex;align-items:center;gap:.8rem;margin:0;border-radius:8px;border:2px solid var(--primary-color);background-color:var(--background-dark);color:var(--text-primary);text-align:left;transition:all .25s ease;width:fit-content;max-width:200px;box-sizing:border-box;white-space:nowrap;line-height:1.2;height:auto}.large-button:hover{background-color:var(--primary-color);border-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.button-icon{font-size:1.4rem;line-height:1;display:flex;align-items:center;flex-shrink:0}.button-text{flex:0 1 auto;white-space:nowrap;padding-right:.5rem}h1{color:var(--text-primary);text-shadow:0 0 10px var(--primary-color);margin-bottom:2rem}p{color:var(--text-secondary);margin-bottom:2rem}.tooth-logo{width:120px;height:120px;margin-bottom:3rem;filter:drop-shadow(0 0 10px var(--primary-color));animation:float 3s ease-in-out infinite;pointer-events:auto;cursor:default}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}.tooth-logo path{stroke:var(--primary-color)}.import-options-container{display:flex;flex-direction:column;gap:1.5rem;margin:2rem 0;width:100%;max-width:400px}.import-option-btn{display:flex;align-items:center;justify-content:center;gap:1rem;width:100%;padding:1.5rem;background-color:var(--background-dark);border:2px solid var(--primary-color);border-radius:8px;color:var(--text-primary);cursor:pointer;transition:all .25s ease;font-size:1.2rem}.import-option-btn:hover{background-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.import-icon{font-size:1.5rem}.back-button{padding:.6rem 1rem;background:none;border:1px solid var(--primary-color);color:var(--primary-color);border-radius:8px;cursor:pointer;transition:all .2s;min-width:70px;text-align:center;font-size:1.2rem}.back-button:hover{background-color:rgba(var(--primary-rgb),.1);transform:translateY(-2px)}.message-bubble{position:relative;background:var(--background-dark);border:none;border-radius:12px;padding:.8rem 1.2rem;margin-top:3rem;margin-bottom:2rem;font-size:1rem;color:var(--text-primary);opacity:1;transition:opacity 1s ease}.message-bubble.fade-out{opacity:0}.message-bubble:after{content:"";position:absolute;top:-15px;left:50%;transform:translate(-50%);width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:15px solid var(--background-dark)}.message-bubble:before{display:none}.create-form{width:100%;max-width:min(55vw,800px);display:flex;flex-direction:column;gap:.5rem;margin-top:0;position:relative;margin-bottom:0;padding-bottom:2rem;margin-right:2rem;min-width:300px}.answer-choices-group{position:relative;width:100%}[data-mode=create] .create-form:not(:has(#explanation)) .answer-choices-group{margin-top:2rem;padding-top:2rem;border-top:1px solid var(--border-color)}.input-group{display:flex;flex-direction:column;gap:.5rem;position:relative;padding-right:0}.input-group label{color:var(--text-primary);font-size:1.1rem;font-weight:700;display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding-right:.5rem;width:100%}.input-box{width:100%;padding:.6rem;border:2px solid var(--primary-color);border-radius:8px;background-color:var(--background-dark);color:var(--text-primary);font-size:1rem;resize:none;min-height:120px;height:120px;transition:opacity .3s ease,border-color .3s ease;white-space:pre-wrap;overflow-wrap:break-word;overflow-x:auto}.explanation-box{min-height:120px;height:120px;white-space:pre-wrap;overflow-wrap:break-word;overflow-x:auto}.input-box:focus{outline:none;border-color:var(--primary-hover);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.2)}.input-box::placeholder{color:var(--text-secondary);opacity:.6}.input-box:disabled{opacity:.5;cursor:not-allowed;border-color:var(--border-color)}.name-input{min-height:unset;height:4rem;background:none;border:none;text-align:center;font-size:2.4rem;font-weight:700;padding:0 1rem;color:var(--text-primary);width:100%;line-height:1;outline:none;box-shadow:none}.name-input:focus{outline:none;border:none;box-shadow:none;background:none}.name-input.input-box{background:none;border:none;box-shadow:none}.name-input.input-box:focus{outline:none;border:none;box-shadow:none;background:none}.name-input::placeholder{color:var(--text-secondary);opacity:.3}.create-dropdown-container{position:relative}.create-dropdown{position:absolute;left:100%;top:0;margin-left:.5rem;background-color:var(--background-dark);border:2px solid var(--primary-color);border-radius:8px;overflow:hidden;z-index:100;display:flex;flex-direction:row}.create-option{display:flex;align-items:center;padding:.8rem 1.6rem;background:none;border:none;color:var(--text-primary);cursor:pointer;font-size:1rem;text-align:left;transition:background-color .2s;white-space:nowrap}.create-option:focus{outline:none;box-shadow:none;border:none}.create-option:not(:last-child){border-right:1px solid var(--primary-color);border-bottom:none}.create-option:hover{background-color:var(--primary-color)}.create-options{display:flex;gap:2rem;margin:2rem 0}.create-type-button{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2rem;background-color:var(--background-dark);border:2px solid var(--primary-color);border-radius:12px;color:var(--text-primary);cursor:pointer;transition:all .25s ease;min-width:150px}.create-type-button .button-icon{font-size:2.5rem}.create-type-button .button-text{font-size:1.2rem;padding:0}.create-type-button:hover{background-color:var(--primary-color);transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.top-gum-container{position:absolute;bottom:1rem;left:2rem;display:flex;flex-direction:column;align-items:center;gap:0;width:160px;opacity:1;transition:opacity .3s ease}.container[data-mode=create] .top-gum-container{opacity:0;pointer-events:none}.top-gum-logo{content:url(/assets/top-gum-logo-BddpXljn.svg);width:173px;height:auto;margin:0}.light .top-gum-logo{content:url(/assets/top-gum-logo-light-C4pAhoej.svg);width:173px;height:auto}.top-gum-text{color:#64b5f6;font-size:.88rem;font-weight:700;text-shadow:0 0 5px rgba(100,181,246,.5);white-space:nowrap;margin-top:-1.3rem}.main-content{display:flex;align-items:center;justify-content:space-between;width:100%;height:100%;gap:1rem;padding:0 6rem 0 3rem}.left-section{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;flex:1;padding-top:2rem}.right-section{display:flex;flex-direction:column;width:clamp(450px,40%,600px);height:clamp(400px,78vh,900px);background-color:var(--background-dark);border:none;border-radius:12px;overflow:visible;padding-bottom:1rem;box-shadow:0 4px 12px #0003}.tabs{display:flex;background-color:var(--background-darker);border-bottom:1px solid var(--border-color);width:100%}.tab{flex:1;padding:.5rem 0;color:var(--text-primary);background:none;border:none;border-right:1px solid var(--border-color);cursor:pointer;font-size:1rem;transition:all .2s ease;text-align:center}.tab:last-child{border-right:none}.tab.active{background-color:var(--primary-color);color:var(--background-darker)}.tab:hover:not(.active){background-color:#646cff1a}.tab-content{flex:1;display:flex;flex-direction:column;overflow:hidden;padding:1rem 1rem 0;min-height:0}.tooth-button:focus{outline:none;border:none;box-shadow:none}.tooth-button:focus-visible{outline:none}.tooth-button:hover,.tooth-logo:hover{background:none;cursor:default}.bank-container{flex:1;border:1px solid var(--border-color);border-radius:8px;display:flex;flex-direction:column;position:relative;height:auto;min-height:0;overflow-y:auto;margin:.5rem}.dragging-over{border-color:var(--text-secondary);background-color:rgba(var(--text-secondary),.1)}.bank-header{display:flex;justify-content:space-between;padding:0;font-size:.9rem;font-weight:700;border-bottom:1px solid var(--border-color);color:var(--text-primary);background-color:var(--background-darker);position:sticky;top:0;z-index:10}.sort-button{flex:1;padding:.3rem 1rem;background:none;border:none;color:var(--text-primary);font-size:inherit;font-weight:700;cursor:pointer;transition:background-color .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.sort-button:hover{background-color:rgba(var(--primary-rgb),.1)}.sort-button.active{color:var(--text-primary);font-weight:700}.sort-arrow{display:inline-block;font-weight:700;color:var(--text-secondary)}.bank-item{display:flex;justify-content:space-between;padding:clamp(.5rem,1.5vh,.75rem) clamp(.75rem,2vw,1rem);border-radius:4px;background-color:var(--background-dark);margin-bottom:clamp(.25rem,1vh,.5rem);cursor:pointer;transition:all .2s ease;-webkit-user-select:none;user-select:none;font-size:clamp(.8rem,1.5vw,1rem);color:var(--text-primary);position:relative;z-index:1}.bank-item-left{display:flex;align-items:center;gap:.5rem}.bank-item-number{color:var(--primary-color);font-weight:700;min-width:clamp(1.2rem,2vw,1.5rem)}.bank-item:active{transform:scale(.98)}.bank-item:hover{background-color:var(--background-darker)}.light .bank-item{color:var(--text-primary);background-color:var(--background-dark)}.light .bank-item:hover{background-color:var(--background-darker)}.bank-item.selected{background-color:var(--background-darker);border:none;color:var(--text-primary);box-shadow:inset 0 0 0 1px var(--border-color)}.empty-state{flex:1;display:flex;justify-content:center;align-items:center;min-height:0;position:relative}.empty-state:after{content:"Drag + Drop";position:absolute;color:#ffffff4d;font-size:clamp(.9rem,1.5vw,1.2rem);font-style:italic;opacity:.6;pointer-events:none;text-shadow:0 0 2px rgba(255,255,255,.2)}.empty-state.create-mode:after{content:none}.theme-toggle{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.5rem;cursor:pointer;padding:.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .3s ease;z-index:100}.theme-toggle:hover{transform:rotate(15deg)}.theme-toggle:focus{outline:none}.theme-toggle:hover{background-color:#ffffff1a}.light .bank-header{border-bottom-color:var(--border-color)}.enter-hint{position:absolute;bottom:-3.5rem;left:50%;transform:translate(-50%);background-color:var(--background-dark);color:var(--text-secondary);padding:.5rem 1rem;border-radius:4px;font-size:.9rem;white-space:nowrap;animation:fadeIn .3s ease;border:1px solid var(--border-color)}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}.save-button{padding:.6rem 1rem;font-size:1.2rem;min-width:70px;gap:.4rem;display:flex;align-items:center;justify-content:center;background-color:var(--primary-color);border:none;border-radius:8px;color:var(--background-dark);font-weight:700;cursor:pointer;transition:all .25s ease}.save-button:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.container .button-container{position:fixed;top:2rem;left:3rem;gap:1rem;z-index:100;display:flex;flex-direction:column}.bank-items{flex:1;padding:1rem;padding-top:0}.create-content+.right-section .bank-header{justify-content:center;padding:1rem}.sort-button:first-child{justify-content:flex-start}.sort-button:last-child{justify-content:flex-end}.dark{--highlight-color: rgba(79, 70, 229, .2);--accent-color: #4F46E5;--accent-hover-color: #4338CA}@media (max-width: 768px){.main-content{padding:0 2rem}.right-section{width:100%;max-width:600px;height:clamp(300px,50vh,600px);margin:0 auto}.bank-container{max-height:calc(100% - 100px)}.left-section{padding-top:1rem}.container .button-container{gap:1.5rem;left:2.5rem;flex-direction:column;top:1.75rem}.back-button,.save-button{font-size:.9rem;padding:.3rem .6rem}.button-icon{font-size:1rem}}@media (max-width: 480px){.bank-item{flex-direction:column;align-items:flex-start;gap:.5rem}.bank-item-left{width:100%}.container .button-container{flex-direction:column;gap:1.5rem;left:1.8rem}}.questions-list{width:100%;overflow-y:auto;max-height:calc(100vh - 200px)}.question-item{display:flex;align-items:flex-start;padding:10px;margin:5px;background:var(--background-dark);border-radius:8px;cursor:pointer;transition:all .2s;color:var(--text-primary);-webkit-user-select:none;user-select:none}.question-item:hover{background:var(--background-darker)}.question-item.selected{background:var(--highlight-color);border:2px solid var(--accent-color);transform:translate(4px)}.question-number{margin-right:10px;min-width:25px}.light .question-number{color:var(--text-primary);font-weight:700}.question-preview{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.edit-button,.remove-button{padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-size:.9rem;transition:all .2s ease;min-width:80px}.edit-button{background-color:rgba(var(--primary-rgb),.1);border:1px solid var(--primary-color);color:var(--primary-color)}.edit-button:hover{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.remove-button{background-color:#dc35451a;border:1px solid #dc3545;color:#dc3545}.remove-button:hover{background-color:#dc3545;border-color:#dc3545;color:#fff}.label-container{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.expand-button{position:static;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:.5rem;font-size:1.2rem;opacity:.7;transition:opacity .2s ease,color .2s ease,transform .2s ease;z-index:2;display:flex;align-items:center;justify-content:center;margin-left:auto;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}.expand-button:hover,.expand-button:focus{opacity:1;color:var(--primary-color);transform:scale(1.1);outline:none;background:none}.expand-button:focus-visible{outline:none;background:none}.expanded-input-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;padding:2rem}.expanded-input-container{background-color:var(--background-dark);padding:2rem;width:80%;height:80%;border-radius:12px;box-shadow:0 5px 30px #0000004d;display:flex;flex-direction:column;gap:1rem;box-sizing:border-box}.expanded-input{flex:1;width:100%;padding:1rem;margin-bottom:1rem;font-size:1.1rem;background-color:var(--background-darker);color:var(--text-primary);border:2px solid var(--primary-color);border-radius:8px;resize:none;box-sizing:border-box}.expanded-input[data-input-type=side2]{white-space:pre;overflow-wrap:normal;word-wrap:normal;overflow-x:auto}.expanded-input[data-input-type=side1],.expanded-input[data-input-type=explanation]{white-space:pre-wrap;overflow-wrap:break-word;word-wrap:break-word;overflow-x:hidden}.expanded-input[data-input-type=side2]::-webkit-scrollbar{height:16px;cursor:pointer}.expanded-input[data-input-type=side2]::-webkit-scrollbar-track{background:var(--background-darker);border-radius:8px;margin:0 8px;cursor:pointer}.expanded-input[data-input-type=side2]::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:8px;border:4px solid var(--background-darker);min-width:40px;cursor:pointer}.expanded-input[data-input-type=side2]::-webkit-scrollbar-thumb:hover{background:var(--primary-hover)}.expanded-controls{display:flex;justify-content:space-between;align-items:center;width:100%}.expanded-button.expanded-back{background:none;border:2px solid var(--primary-color);color:var(--primary-color);padding:.8rem 1.6rem;border-radius:8px;cursor:pointer;font-size:1rem;transition:all .2s ease}.expanded-button.expanded-back:hover{background-color:rgba(var(--primary-rgb),.1);transform:translateY(-2px)}.expanded-save,.expanded-cancel{display:none}.answer-choices-group .input-box{white-space:pre;overflow-x:auto;overflow-wrap:normal;word-wrap:normal}.answer-choices-group .input-box::-webkit-scrollbar{height:16px;cursor:pointer}.answer-choices-group .input-box::-webkit-scrollbar-track{background:var(--background-darker);border-radius:8px;margin:0 8px;cursor:pointer}.answer-choices-group .input-box::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:8px;border:4px solid var(--background-darker);min-width:40px;cursor:pointer}.answer-choices-group .input-box::-webkit-scrollbar-thumb:hover{background:var(--primary-hover)}.answer-choices-group .input-box{padding-bottom:20px}.answer-choices-group .input-box:hover::-webkit-scrollbar-thumb{cursor:pointer}.answer-choices-group .input-box::-webkit-scrollbar-button{cursor:pointer}.container[data-mode=create]{height:100vh;min-height:100vh;overflow:hidden;padding-bottom:0;border:none}.container[data-mode=create] .button-container{left:3rem;flex-direction:column}.container[data-mode=create] .main-content{height:100vh;min-height:0;align-items:flex-start;overflow:hidden;padding:0 max(2vw,2rem)}.container[data-mode=create] .left-section{height:100vh;min-height:0;overflow:hidden}.create-content{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1rem 1rem 1rem max(2vw,3rem);margin:1rem max(2vw,3rem) 0;position:relative;overflow-y:auto;min-width:300px}.name-input-group{position:relative;width:100%;max-width:min(55vw,800px);height:4rem;margin:0 auto;margin-top:.25rem;margin-bottom:1rem;background-color:var(--background-darker);z-index:90;min-width:300px}.container[data-mode=create] .right-section{width:min(35vw,550px);min-width:380px;margin-right:max(2vw,2rem);margin-top:6rem;padding-top:0;background-color:transparent;border-radius:0 0 12px 12px}.container[data-mode=create] .bank-header{padding-top:0;background-color:var(--background-darker);border-radius:8px 8px 0 0}.container[data-mode=create] .bank-container{background-color:var(--background-dark);border-top:1px solid var(--border-color);margin-top:0;border-radius:0 0 8px 8px}.bank-header span{flex:1;text-align:center;font-size:1.2rem;padding:.5rem 0;font-weight:700;color:var(--text-primary)}@media (max-width: 1200px){.create-form,.name-input-group{max-width:min(50vw,700px)}}@media (max-width: 900px){.create-form,.name-input-group{max-width:min(45vw,600px)}}.add-question-button{padding:.3rem .8rem;background-color:#4caf501a;border:1px solid #4CAF50;color:#4caf50;border-radius:8px;cursor:pointer;font-size:.9rem;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;position:static;transform:none;min-width:120px;white-space:nowrap;text-align:center;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.add-question-button:hover{background-color:#4caf50;color:#fff;transform:translateY(-2px);border:1px solid #4CAF50}.add-question-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.plus-icon{font-size:inherit;font-weight:700;color:inherit;line-height:1}.remove-question-button{padding:.3rem .8rem;background-color:#dc35451a;border:1px solid #dc3545;color:#dc3545;border-radius:8px;cursor:pointer;font-size:.9rem;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;min-width:80px;white-space:nowrap;text-align:center;flex:1;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.remove-question-button:hover{background-color:#dc3545;color:#fff;transform:translateY(-2px);border:1px solid #dc3545}.remove-question-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.create-option:focus{outline:none}.question-item.modified{background-color:#ff98001a;border-left:3px solid #ff9800}.light .question-item.modified{background-color:#ff980026;border-left:3px solid #f57c00}.question-item.selected.modified{background-color:#ff980033;border-left:3px solid #fb8c00}.light .question-item.selected.modified{background-color:#ff980040;border-left:3px solid #ef6c00}.confirmation-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.confirmation-modal{background-color:var(--background-dark);padding:2rem;border-radius:12px;box-shadow:0 5px 30px #0000004d;max-width:400px;width:90%;animation:modalFadeIn .3s ease}@keyframes modalFadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.confirmation-message{color:var(--text-primary);margin-bottom:2rem;font-size:1.1rem;line-height:1.5}.confirmation-buttons{display:flex;gap:1rem;justify-content:center}.confirmation-button{padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;font-size:1rem;transition:all .2s ease;min-width:100px;text-align:center}.confirmation-button.primary{background-color:var(--primary-color);border:none;color:#fff}.confirmation-button.primary:hover{background-color:var(--primary-hover);transform:translateY(-2px)}.confirmation-button.secondary{background:none;border:1px solid var(--primary-color);color:var(--primary-color)}.confirmation-button.secondary:hover{background-color:rgba(var(--primary-rgb),.1);transform:translateY(-2px)}.confirmation-button.danger{background-color:#dc35451a;border:1px solid #dc3545;color:#dc3545}.confirmation-button.danger:hover{background-color:#dc3545;color:#fff;transform:translateY(-2px)}.image-upload-section{margin-top:10px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}.image-thumbnail-container{position:relative;display:inline-block;margin-right:8px}.image-thumbnail-container:last-child{margin-right:0}.image-thumbnail{position:relative;width:40px;height:40px;border-radius:4px;overflow:hidden;border:1px solid var(--border-color);background:var(--background-dark)}.image-thumbnail .remove-image-button{position:absolute;top:-6px;right:-6px;width:16px;height:16px;padding:0;border-radius:50%;background:#dc3545;border:1px solid #dc3545;color:#fff;display:flex;align-items:center;justify-content:center;font-size:10px;opacity:0;transition:opacity .2s ease,background-color .2s ease;cursor:pointer}.image-thumbnail:hover .remove-image-button{opacity:1}.image-thumbnail .remove-image-button:hover{background:#c82333;border-color:#bd2130}.image-preview-hover{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);background:var(--background-dark);padding:8px;border-radius:8px;border:1px solid var(--border-color);box-shadow:0 4px 12px #0003;z-index:100}.image-preview-hover img{max-width:300px;max-height:300px;display:block;object-fit:contain}.image-preview-hover:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border-left:8px solid transparent;border-right:8px solid transparent;border-top:8px solid var(--border-color)}.image-upload-button{padding:5px 10px;border-radius:4px;border:1px solid var(--border-color);background:var(--background-dark);color:var(--text-primary);cursor:pointer;font-size:.9em;display:flex;align-items:center;gap:5px;transition:all .2s ease;white-space:nowrap}.image-upload-button:hover{background:var(--background-darker);transform:translateY(-1px)}.image-upload-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.image-upload-button span{opacity:.7;font-size:.8em;margin-left:4px}.thumbnail-img{width:100%;height:100%;object-fit:cover}.answer-label{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.correct-answer-hint{font-style:italic;color:#dc3545;margin-left:40px;font-size:.9em}.warning-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000}.container[data-mode=create] .warning-modal-overlay{background-color:transparent}.warning-modal{background-color:var(--background-dark);border-radius:8px;box-shadow:0 4px 20px #0000004d;width:90%;max-width:500px;max-height:80vh;overflow-y:auto;display:flex;flex-direction:column}.warning-header{background-color:#f8d7da;color:#721c24;padding:12px 16px;font-weight:700;border-top-left-radius:8px;border-top-right-radius:8px;display:flex;align-items:center;gap:8px}.warning-message{padding:16px;color:var(--text-primary);max-height:60vh;overflow-y:auto}.warning-message p{margin:8px 0}.warning-buttons{display:flex;justify-content:flex-end;padding:12px 16px;gap:12px;border-top:1px solid var(--border-color)}.warning-button{padding:8px 16px;border-radius:4px;font-weight:500;cursor:pointer;transition:all .2s}.warning-button.primary{background-color:#dc3545;color:#fff;border:none}.warning-button.primary:hover{background-color:#c82333}.warning-button.secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-color)}.warning-button.secondary:hover{background-color:var(--background-darker)}.flashcard-runner-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000bf;display:flex;justify-content:center;align-items:center;z-index:1000}body:has(.flashcard-runner-overlay){overflow:hidden}.practice-mode-toggle{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;background:transparent;border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;transition:all .2s;font-size:.9rem}.practice-mode-toggle:hover{background:var(--background-dark);transform:translateY(-2px)}.practice-mode-toggle.active{background:rgba(var(--primary-rgb),.1);border-color:var(--primary-color)}.practice-mode-icon{font-size:1.2rem}.practice-mode-toggle .toggle-switch{position:relative;flex-shrink:0;width:40px;height:20px;background-color:var(--border-color);border-radius:10px;transition:background-color .2s}.practice-mode-toggle .toggle-switch.active{background-color:var(--primary-color)}.practice-mode-toggle .toggle-switch .toggle-slider{position:absolute;top:2px;left:2px;width:16px;height:16px;background-color:#fff;border-radius:50%;transition:left .2s;right:auto;bottom:auto;cursor:default}.practice-mode-toggle .toggle-switch.active .toggle-slider{left:22px}.bank-container{min-height:300px}.bottom-controls-container{display:flex;justify-content:space-between;align-items:center;padding:.5rem}.practice-mode-toggle-container{padding:0;display:flex;justify-content:flex-start}.action-buttons{display:flex;gap:10px;margin-left:auto;border-top:none!important;flex-wrap:nowrap}.bottom-controls-container>*{border:none}.version-number{position:fixed;bottom:1rem;right:1rem;font-size:.9rem;color:var(--text-secondary);opacity:.7;font-family:monospace;text-decoration:none;transition:opacity .2s ease,color .2s ease}.version-number:hover{opacity:1;color:var(--accent-color);text-decoration:underline}.arcade-container{position:fixed;bottom:50%;left:30px;transform:translateY(50%);z-index:10;display:flex;flex-direction:column;align-items:center;gap:5px}.arcade-counter{display:inline-block;background:var(--background-darker);color:var(--text-primary);padding:.3rem .7rem;border-radius:20px;font-size:.8rem;margin-top:5px}.arcade-counter.study-break{background:var(--primary-color);color:#fff;font-weight:700;animation:pulse 2s infinite}.arcade-logo{width:100px;height:100px;cursor:pointer;transition:filter .3s ease,transform .3s ease}.arcade-logo:hover{transform:scale(1.05)}.arcade-logo.disabled{filter:grayscale(100%);opacity:.6;cursor:default}.arcade-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000bf;display:flex;justify-content:center;align-items:center;z-index:1000}.arcade-screen{background:var(--background-dark);padding:2rem;border-radius:12px;box-shadow:0 4px 12px #0003;text-align:center;width:90%;max-width:1000px;max-height:85vh;overflow-y:auto}.arcade-screen-content{display:flex;flex-direction:column;gap:1rem;position:relative}.arcade-close-button{margin:1rem auto;padding:.5rem 1rem;background-color:var(--primary-color);color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1.2rem;font-weight:700;transition:background-color .3s ease;height:45px;width:260px;display:block}.arcade-close-button:hover{background-color:var(--primary-hover)}.container[data-mode=create] .arcade-container{opacity:0;pointer-events:none}.arcade-games-placeholder{display:flex;flex-wrap:wrap;justify-content:center;gap:2.5rem;margin:2rem 0}.arcade-game-coming-soon{background:var(--card-bg);border-radius:8px;padding:20px;width:250px;text-align:center;box-shadow:0 4px 8px #0003;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;min-height:280px;display:flex;flex-direction:column;justify-content:center;border:2px solid transparent;cursor:pointer;position:relative;overflow:hidden}.arcade-game-coming-soon:hover{transform:translateY(-5px);box-shadow:0 8px 16px #0000004d;border-color:var(--primary-color)}.game-content{display:flex;flex-direction:column;align-items:center;height:100%}.game-icon{margin-bottom:15px;width:80px;height:80px;display:flex;justify-content:center;align-items:center;position:relative}.game-icon-svg{width:100%;height:auto;filter:drop-shadow(0 0 5px rgba(var(--primary-rgb),.5))}.coin-icon.game-coin{width:20px;height:20px;margin-right:5px}.arcade-game-coming-soon h3{margin:10px 0;color:var(--text-color);font-size:1.2rem}.description-space{height:80px;position:relative;display:flex;align-items:center;justify-content:center;margin-top:30px}.arcade-game-coming-soon p,.arcade-game p{margin:0;font-size:.9rem;color:var(--text-primary);animation:fadeIn .3s ease}.light .arcade-game-coming-soon p,.light .arcade-game p{color:var(--text-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.arcade-message-bubble{position:absolute;left:120px;background-color:var(--background-dark);color:var(--text-primary);padding:10px 15px;border-radius:8px;box-shadow:0 4px 8px #0003;width:220px;font-size:.9rem;z-index:11;opacity:0;transform:translate(-20px);transition:opacity .3s ease,transform .3s ease;pointer-events:none}.arcade-message-bubble:after{content:"";position:absolute;left:-10px;top:50%;transform:translateY(-50%);border-width:10px 10px 10px 0;border-style:solid;border-color:transparent var(--background-dark) transparent transparent}.arcade-message-bubble.show{opacity:1;transform:translate(0)}.light .arcade-message-bubble{background-color:#f5f5f5;box-shadow:0 4px 8px #0000001a}.light .arcade-message-bubble:after{border-color:transparent #f5f5f5 transparent transparent}.arcade-celebration{position:fixed;top:0;left:0;width:100vw;height:100vh;display:flex;justify-content:center;align-items:center;z-index:1001;background-color:#000000b3;opacity:0;pointer-events:none;display:none}.arcade-celebration.show{opacity:0;pointer-events:none;display:none}.celebration-content{display:none}@keyframes celebrationAppear{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:0}}.confetti{display:none}.confetti:before,.confetti:after{display:none}@keyframes confetti{0%{transform:translateY(-100px) rotate(0);opacity:0}to{transform:translateY(400px) rotate(360deg);opacity:0}}.arcade-tokens-message{display:flex;align-items:center;justify-content:center;gap:1rem;background-color:var(--primary-color);padding:1rem;border-radius:8px;margin:.5rem 0 1.5rem}.arcade-tokens-message p{color:#fff;font-size:1.2rem;font-weight:700;margin:0;text-shadow:0 0 5px rgba(0,0,0,.3)}.token-icon{font-size:1.5rem}.token-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000}.token-modal{background-color:var(--background-color);border-radius:12px;box-shadow:0 5px 20px #0000004d;width:90%;max-width:500px;padding:2rem;text-align:center}.token-modal-content{display:flex;flex-direction:column;align-items:center;gap:1.5rem}.token-modal-content h3{color:var(--primary-color);font-size:1.8rem;margin:0}.token-message{display:flex;align-items:center;justify-content:center;gap:1rem;background-color:var(--background-darker);padding:1.2rem;border-radius:8px;width:100%}.token-message-text{display:flex;flex-direction:column;align-items:center;gap:.5rem}.token-message p{color:var(--text-primary);font-size:1.2rem;font-weight:700;margin:0;text-shadow:0 0 5px rgba(0,0,0,.3)}.coin-icon{width:32px;height:32px;filter:drop-shadow(0 0 3px rgba(255,215,0,.5));animation:coinSpin 3s infinite linear}@keyframes coinSpin{0%{transform:rotateY(0)}to{transform:rotateY(360deg)}}.token-message span{font-size:1.5rem}.token-modal-button{background-color:var(--primary-color);color:#fff;border:none;border-radius:8px;padding:.8rem 1.5rem;font-size:1.1rem;font-weight:700;cursor:pointer;transition:background-color .2s}.token-modal-button:hover{background-color:rgba(var(--primary-rgb),.8)}@keyframes glow{0%{box-shadow:0 0 5px rgba(var(--primary-rgb),.5)}to{box-shadow:0 0 20px rgba(var(--primary-rgb),.8)}}@keyframes bounce{0%{transform:translateY(0)}to{transform:translateY(-5px)}}.token-counter{position:absolute;top:0;right:0;display:flex;align-items:center;gap:.5rem;background-color:var(--background-darker);padding:.5rem 1rem;border-radius:20px;font-weight:700;font-size:1.2rem;color:#fff!important;box-shadow:0 2px 4px #0003}.token-counter-message{position:absolute;top:50px;right:10px;padding:.7rem 1rem;background-color:#555;border-radius:18px;font-size:.8rem;max-width:180px;text-align:center;margin-top:10px;color:#fff;box-shadow:0 2px 4px #0003;z-index:10;transition:transform .3s ease-in-out}.token-counter-message:after{content:"";position:absolute;top:-8px;right:15px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid #555555}.token-counter-icon{width:24px;height:24px}.azithro-top-icon{position:absolute;top:-15px;left:-20px;width:40px;height:40px;z-index:2}.azithro-icon{position:relative;margin:0 auto;width:60px;height:60px}.arcade-game{background:var(--card-bg);border-radius:8px;padding:20px;width:250px;text-align:center;box-shadow:0 4px 8px #0003;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;min-height:280px;display:flex;flex-direction:column;justify-content:center;border:2px solid transparent;cursor:pointer;position:relative;overflow:hidden}.arcade-game:hover{transform:translateY(-5px);box-shadow:0 8px 16px #0000004d;border-color:var(--primary-color)}.game-placeholder{display:flex;justify-content:center;align-items:center;width:100%;height:100vh;background-color:var(--background-darker);color:var(--text-primary);font-size:2rem;font-weight:700;text-align:center;padding:2rem}@media (max-width: 768px){.arcade-games-placeholder{flex-direction:column}.arcade-game,.arcade-game-coming-soon{width:100%;margin-right:0;margin-bottom:1rem}}@keyframes floatGame{0%{transform:translateY(0)}50%{transform:translateY(-5px)}to{transform:translateY(0)}}.game-icon{animation:floatGame 3s infinite ease-in-out}.arcade-game.active{border-color:var(--primary-color);box-shadow:0 0 15px rgba(var(--primary-rgb),.5)}.arcade-game h3,.arcade-game-coming-soon h3{position:relative;display:inline-block;color:var(--text-primary)}.light .arcade-game h3,.light .arcade-game-coming-soon h3{color:var(--text-primary)}.arcade-game h3:after,.arcade-game-coming-soon h3:after{content:"";position:absolute;width:0;height:2px;bottom:-2px;left:0;background-color:var(--primary-color);transition:width .3s}.arcade-game:hover h3:after,.arcade-game-coming-soon:hover h3:after{width:100%}.practice-mode-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000bf;z-index:1000}.start-side-slider-container{padding:0;display:flex;justify-content:flex-start}.start-side-slider{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;background:transparent;border:1px solid var(--border-color);color:var(--text-primary);transition:all .2s;font-size:.9rem}.start-side-label{font-weight:500;white-space:nowrap}.side-options{display:flex;border-radius:6px;overflow:hidden;border:1px solid var(--border-color)}.side-option{padding:4px 10px;background:transparent;border:none;color:var(--text-primary);cursor:pointer;transition:all .2s;font-size:.9rem}.side-option:not(:last-child){border-right:1px solid var(--border-color)}.side-option:hover{background:var(--background-dark)}.side-option.active{background-color:var(--primary-color);color:#fff}body:has(.practice-mode-overlay){overflow:hidden}.import-questions-button,.import-button{display:none}.container[data-mode=create] .import-questions-button{display:flex;align-items:center;justify-content:center;padding:.3rem .8rem;background-color:#0d6efd1a;border:1px solid #0d6efd;color:#0d6efd;border-radius:8px;cursor:pointer;font-size:.9rem;transition:all .2s ease;gap:.5rem;min-width:120px;white-space:nowrap;text-align:center;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.container[data-mode=create] .import-button{display:inline-block;padding:.4rem 1.2rem;background-color:#0d6efd1a;border:1px solid #0d6efd;color:#0d6efd;border-radius:.25rem;cursor:pointer;font-size:.9rem;transition:all .2s ease}.questions-controls{padding:.3rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-start;gap:1rem;flex-wrap:nowrap}.add-question-button,.import-questions-button,.remove-question-button{display:none}.container[data-mode=create] .add-question-button{display:flex;align-items:center;justify-content:center;padding:.3rem .8rem;background-color:#4caf501a;border:1px solid #4CAF50;color:#4caf50;border-radius:8px;cursor:pointer;font-size:.9rem;gap:.5rem;min-width:120px;white-space:nowrap;text-align:center;transition:all .2s ease}.container[data-mode=create] .add-question-button:hover{background-color:#4caf50;color:#fff;transform:translateY(-2px);border:1px solid #4CAF50}.container[data-mode=create] .import-questions-button{display:flex;align-items:center;justify-content:center;padding:.3rem .8rem;background-color:#0d6efd1a;border:1px solid #0d6efd;color:#0d6efd;border-radius:8px;cursor:pointer;font-size:.9rem;gap:.5rem;min-width:120px;white-space:nowrap;text-align:center;transition:all .2s ease;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.container[data-mode=create] .import-questions-button:hover{background-color:#0d6efd;color:#fff;transform:translateY(-2px);border:1px solid #0d6efd}.container[data-mode=create] .remove-question-button{display:flex;align-items:center;justify-content:center;padding:.3rem .8rem;background-color:#dc35451a;border:1px solid #dc3545;color:#dc3545;border-radius:8px;cursor:pointer;font-size:.9rem;gap:.5rem;min-width:80px;white-space:nowrap;text-align:center;flex:1;transition:all .2s ease}.container[data-mode=create] .remove-question-button:hover{background-color:#dc3545;color:#fff;transform:translateY(-2px);border:1px solid #dc3545}.container[data-mode=create] .add-question-button:disabled,.container[data-mode=create] .import-questions-button:disabled,.container[data-mode=create] .remove-question-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.container[data-mode=create] .add-question-button,.container[data-mode=create] .import-questions-button,.container[data-mode=create] .remove-question-button{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;outline:none!important}.container[data-mode=create] .add-question-button:focus,.container[data-mode=create] .import-questions-button:focus,.container[data-mode=create] .remove-question-button:focus{outline:none;box-shadow:none}.add-question-button:focus,.import-questions-button:focus,.remove-question-button:focus{outline:none;box-shadow:none}.add-question-button:focus-visible,.import-questions-button:focus-visible,.remove-question-button:focus-visible{outline:none;box-shadow:none}.add-question-button::-moz-focus-inner,.import-questions-button::-moz-focus-inner,.remove-question-button::-moz-focus-inner{border:0}.tooth-container{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:200px;margin-bottom:10px}.tooth-button{background:none;border:none;padding:0;cursor:default;position:relative;width:120px;height:84px;pointer-events:none;outline:none;margin-top:auto}.selected-item-name{text-align:center;font-weight:700;font-size:1.8rem;color:var(--text-primary);padding:8px 16px;border-radius:8px;max-width:600px!important;white-space:nowrap!important;overflow:visible!important;text-overflow:clip!important;position:absolute;top:10px;left:50%;transform:translate(-50%);z-index:10;animation:fadeInOpacity .3s ease-in-out;display:inline-block;width:auto!important}@keyframes fadeInOpacity{0%{opacity:0}to{opacity:1}}.container[data-mode=create] .warning-button.primary,.container[data-mode=edit] .warning-button.primary{background-color:#dc3545!important;color:#fff;border:none}.container[data-mode=create] .warning-button.primary:hover,.container[data-mode=edit] .warning-button.primary:hover{background-color:#c82333!important}.mark-correct-button{display:inline-flex;align-items:center;justify-content:center;background-color:#e53935;color:#fff;border:none;border-radius:50%;width:20px;height:20px;font-size:14px;font-weight:700;margin:0 5px;cursor:pointer;transition:all .2s ease;vertical-align:middle;padding:0;line-height:1;box-shadow:0 1px 3px #0000004d;position:relative;top:-1px}.mark-correct-button:hover{background-color:#c62828;transform:scale(1.1);box-shadow:0 2px 5px #0006}.mark-correct-button:disabled{background-color:#ccc;cursor:not-allowed;opacity:.6;transform:none}.correct-answer-hint{display:inline-flex;align-items:center;font-size:.8em;color:#e53935;margin-left:10px;gap:5px}.correct-answer-hint.expanded-hint{margin-right:auto;margin-left:0;font-size:.9em;display:inline-flex;align-items:center}.expanded-button.expanded-back{margin-left:auto}.confirm-button{padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;font-size:1rem;transition:all .2s ease;min-width:100px;text-align:center;background-color:#3498db;border:none;color:#fff;font-weight:700}.confirm-button:hover{background-color:#2980b9;transform:translateY(-2px)}.cancel-button{padding:.6rem 1.2rem;border-radius:8px;cursor:pointer;font-size:1rem;transition:all .2s ease;min-width:100px;text-align:center;background-color:#e74c3c;border:none;color:#fff;font-weight:700}.cancel-button:hover{background-color:#c0392b;transform:translateY(-2px)}.pulsate{animation:messagePulsate 2s ease-in-out infinite;transform-origin:center}@keyframes messagePulsate{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.arcade-warning-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);padding:1rem 1.5rem;background-color:#d32f2f;border-radius:18px;font-size:.9rem;max-width:300px;text-align:center;color:#fff;box-shadow:0 4px 12px #0000004d;z-index:100;transition:transform .3s ease-in-out}.light .token-counter{color:#000!important}.counter-container{position:absolute;top:0;right:0;display:flex;align-items:center;gap:1rem}.question-counter{display:flex;align-items:center;gap:.2rem;background-color:var(--background-darker);padding:.5rem 1rem;border-radius:20px;font-weight:700;font-size:1.2rem;color:#fff!important;box-shadow:0 2px 4px #0003}.counter-label{font-size:.9rem;opacity:.8}.question-progress{color:gold!important;font-size:1rem}.token-counter{position:relative}.token-counter.disabled{opacity:.5;filter:grayscale(1)}.main-token-counter{display:flex;align-items:center;gap:.3rem;background:none;padding:.3rem 0;font-weight:700;font-size:1rem;color:var(--text-primary);margin-bottom:5px}.main-token-counter .token-counter-icon{width:18px;height:18px}.arcade-counter{color:var(--text-primary);font-size:1rem;font-weight:700;margin-top:.25rem;padding:4px 0;background:none}.arcade-counter.study-break{color:var(--primary-color);font-size:1.2rem;text-shadow:0 0 5px rgba(var(--primary-rgb),.5);animation:pulse 1.5s infinite alternate;margin-top:.25rem;background:none}.light .arcade-counter{color:var(--text-primary)}.light .arcade-counter.study-break{color:var(--primary-color)}.question-progress{color:gold;font-size:1rem}@keyframes pulse{0%{transform:scale(1)}to{transform:scale(1.1)}}.arcade-game-coming-soon.greyed-out{opacity:.6;filter:grayscale(.8);pointer-events:auto;cursor:not-allowed}.arcade-game-coming-soon.greyed-out:hover{transform:none;box-shadow:0 4px 8px #0003;border-color:transparent}#bmc-wbtn{position:fixed!important;bottom:1.5rem!important;z-index:999!important;transform:scale(.5)!important;transition:transform .3s ease!important}#bmc-wbtn:hover{transform:scale(.6)!important}.container[data-mode=create] #bmc-wbtn,body:has(.flashcard-runner-overlay) #bmc-wbtn,body:has(.practice-mode-overlay) #bmc-wbtn,body:has(.arcade-overlay) #bmc-wbtn{display:none!important}.dev-pass-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:9999}.dev-pass-modal{background:var(--background-primary, #1e1e1e);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:28px 32px;min-width:320px;text-align:center;box-shadow:0 8px 40px #00000080;color:var(--text-primary, #fff)}.dev-pass-modal h3{margin:0 0 8px;font-size:1.3rem;letter-spacing:.5px}.dev-pass-modal p{margin:0 0 16px;font-size:.9rem;color:var(--text-secondary, rgba(255,255,255,.6))}.dev-pass-input{width:100%;padding:9px 12px;border-radius:6px;border:1px solid var(--border-color, rgba(255,255,255,.2));background:var(--background-dark, #111);color:var(--text-primary, #fff);font-size:.95rem;box-sizing:border-box;margin-bottom:8px;outline:none}.dev-pass-input:focus{border-color:var(--primary-color, #4ECDC4)}.dev-pass-error{color:#f55;font-size:.82rem;margin:4px 0 10px!important}.dev-pass-buttons{display:flex;gap:10px;justify-content:center;margin-top:12px}.dev-pass-submit{padding:8px 22px;border-radius:6px;border:none;background:var(--primary-color, #4ECDC4);color:#000;font-weight:600;cursor:pointer;transition:opacity .2s}.dev-pass-submit:hover{opacity:.85}.dev-pass-cancel{padding:8px 22px;border-radius:6px;border:1px solid var(--border-color, rgba(255,255,255,.2));background:transparent;color:var(--text-secondary, rgba(255,255,255,.6));cursor:pointer;transition:background .2s}.dev-pass-cancel:hover{background:#ffffff0f}.quiz-runner-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000bf;display:flex;justify-content:center;align-items:center;z-index:1000}.quiz-runner{width:100vw;height:100vh;max-width:none;background:var(--background-darker);color:var(--text-primary);display:flex;overflow:hidden;border-radius:0;box-shadow:none}.question-nav{width:300px;padding:20px;border-right:1px solid var(--border-color);display:flex;flex-direction:column;gap:20px;background:var(--background-dark)}.close-button,.flag-button{padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;text-align:center}.exit-button{padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;display:flex;align-items:center;justify-content:center;width:auto;min-width:120px;max-width:80%;margin:0 auto;text-align:center;background-color:#dc3545;color:#fff;border:1px solid #c82333;outline:none}.exit-button:hover{background-color:#c82333;transform:translateY(-1px);border-color:#c82333}.exit-button:focus{outline:none;border-color:#c82333;box-shadow:none}.question-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;overflow-y:auto;padding:4px}.question-number{aspect-ratio:1;border:none;border-radius:6px;cursor:pointer;font-weight:700;transition:all .2s;color:#fff;font-size:.9em;display:flex;justify-content:center;align-items:center;padding:0;text-align:center}.question-number:hover{transform:translateY(-1px);filter:brightness(1.1)}.question-number.unanswered{background:var(--gray-500)}.question-number.answered{background:var(--primary-color)}.question-number.flagged{background:gold;color:#000}.question-number.flagged-answered{background:#ff8c00;color:#fff}.question-number.correct{background:#28a745}.question-number.incorrect{background:#dc3545}.question-number.correct.flagged,.question-number.incorrect.flagged{position:relative;overflow:visible}.question-number.correct.flagged:after,.question-number.incorrect.flagged:after{display:none}.question-container h2{color:var(--text-primary);margin-bottom:20px;font-size:1.4em;display:flex;align-items:center;gap:10px}.question-container h2.flagged:after{content:"🚩";font-size:.8em;display:inline-block;margin-left:8px}.quiz-content{flex:1;padding:40px;display:flex;flex-direction:column;gap:20px;overflow-y:auto;position:relative;min-height:0}.top-controls{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:12px;background:transparent;padding:0;flex-shrink:0}.timer{position:static;font-size:1.2em;font-weight:700;color:var(--text-primary);background:var(--background-dark);padding:8px 16px;border-radius:20px;box-shadow:0 2px 8px #0003;z-index:101}.question-container{max-width:1000px;margin:50px auto 0;width:100%;background:var(--background-dark);padding:30px;border-radius:12px;box-shadow:0 2px 12px #0000001a}.question-container h2{color:var(--text-primary);margin-bottom:20px;font-size:1.4em}.question-text{font-size:1.2em;margin:20px 0;color:var(--text-primary);line-height:1.5;white-space:pre-line}.options-container{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.option-label{display:flex;padding:12px 16px;background:var(--background-darker);color:var(--text-primary);border:1px solid transparent;border-radius:6px;cursor:pointer;transition:border-color .2s,background-color .2s;font-size:1rem;align-items:center;text-align:left;width:100%;box-sizing:border-box}.option-label:hover:not(:disabled):not(.selected){border-color:var(--primary-color)}.option-label.selected{border-color:var(--primary-color);background-color:rgba(var(--primary-rgb),.15);box-shadow:0 0 0 1px var(--primary-color);position:relative}.option-label.selected .option-text{margin-left:0}.option-label input[type=radio],.option-label input[type=checkbox]{display:none}.option-text{flex:1;margin-left:0;font-size:1.1em;color:var(--text-primary)}.navigation{position:relative;bottom:auto;left:auto;transform:none;display:flex;justify-content:space-between;padding:15px 20px;background:transparent;border-radius:12px;z-index:50;width:100%;max-width:1000px;margin:20px auto 0;gap:20px;box-shadow:none}.navigation button{padding:12px 24px;border:1px solid var(--border-color);border-radius:6px;background:var(--background-dark);color:var(--text-primary);cursor:pointer;transition:all .2s;font-size:1em;min-width:120px;text-align:center;box-shadow:0 2px 8px #0003}.submit-button{margin:0;padding:10px 20px;font-size:1em;min-width:140px;background-color:#28a745!important;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:all .2s;z-index:101;box-shadow:0 2px 8px #0000004d}.submit-button:hover{background-color:#218838!important;transform:translateY(-1px)}.results{margin-top:25px;padding:20px;background:var(--background-darker);border-radius:8px;border-left:4px solid;transition:all .3s;position:relative;z-index:20}.results.correct{background:#28a7451a;border-left-color:#28a745}.results.incorrect{background:#dc35451a;border-left-color:#dc3545}@media (max-width: 768px){.quiz-runner{width:95%;height:90vh;flex-direction:column}.question-nav{width:100%;border-right:none;border-bottom:1px solid var(--border-color);padding:15px}.question-grid{grid-template-columns:repeat(8,1fr)}.quiz-content{padding:20px}.top-controls{gap:8px}.timer{font-size:1em;padding:6px 12px}.submit-button{padding:6px 12px;font-size:.9em;min-width:120px}.question-container{padding:20px}.warning-modal{margin:20px;padding:20px}.stats-grid{flex-wrap:wrap}.navigation{padding:10px;gap:10px}.navigation button{padding:8px 12px;min-width:90px;font-size:.9em}.warning-buttons{flex-direction:column;align-items:center}.warning-buttons button{width:100%;max-width:300px}}.quiz-runner{background:var(--background-darker);color:var(--text-primary)}.question-nav{background:var(--background-dark)}.light .question-number.unanswered{background:gray}.light .question-number.answered{background:var(--primary-color)}.light .question-number.flagged{background:gold;color:#000}.light .question-number.flagged-answered{background:#ff8c00;color:#fff}.light .question-number.correct{background:#28a745}.light .question-number.incorrect{background:#dc3545}.light .option-label,.light .option-label:hover{background:var(--background-darker)}.light .option-text{color:var(--text-primary)}.light .results{background:var(--background-darker);color:var(--text-primary)}.light .results p{color:var(--text-primary)}.light .timer{color:var(--text-primary);background:var(--background-dark)}.light .navigation button{background:var(--background-dark);color:var(--text-primary);border-color:var(--border-color)}.light .navigation button:hover:not(:disabled){background:var(--background-darker)}.light .question-container{background:var(--background-dark)}.light .question-container h2,.light .question-text{color:var(--text-primary)}@media (max-width: 768px){.theme-toggle-button{bottom:10px;right:10px}}.warning-buttons{display:flex;gap:8px;justify-content:center;margin-top:20px;flex-wrap:nowrap}.warning-buttons button{padding:6px 10px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;border:1px solid var(--border-color);background:var(--background-darker);color:var(--text-primary);min-width:110px;text-align:center;white-space:nowrap}.warning-buttons button.primary,.warning-buttons button.success{background-color:#28a745;color:#fff;border:none}.warning-buttons button.primary:hover,.warning-buttons button.success:hover{background-color:#218838;transform:translateY(-1px)}.warning-buttons button.danger{background-color:#dc3545;color:#fff;border:none;text-align:center;display:flex;align-items:center;justify-content:center}@media (max-width: 768px){.warning-modal{margin:20px;padding:20px}.warning-buttons{flex-direction:column;align-items:center}.warning-buttons button{width:100%;max-width:300px}}.light .results.correct{background:#28a74526}.light .results.incorrect{background:#dc354526}.quiz-name{color:var(--text-primary);font-size:1.6em;margin-bottom:15px}.quiz-stats{background:var(--background-darker);border-radius:8px;padding:8px 12px;border-left:4px solid var(--primary-color);box-shadow:0 4px 12px #0000004d}.stats-grid{display:flex;flex-direction:row;gap:8px;align-items:center}.stat-item{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--background-dark);border-radius:4px;border-left:3px solid transparent;white-space:nowrap}.stat-item.score{border-left-color:var(--primary-color);font-weight:700}.stat-item.correct{border-left-color:#28a745}.stat-item.incorrect{border-left-color:#dc3545}.stat-label{color:var(--text-primary);font-size:.9em;font-weight:500}.stat-value{color:var(--text-primary);font-size:1.1em;font-weight:700}.stat-item.score .stat-value{font-size:1.3em}@media (max-width: 768px){.quiz-stats{padding:8px}.stat-item{padding:4px 6px}.stat-label{font-size:.8em}.stat-value{font-size:1em}}.export-button{padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;display:flex;align-items:center;justify-content:center;width:100%;text-align:center;background:var(--primary-color);border:1px solid var(--primary-hover);color:#fff}.export-button:hover{background:var(--primary-hover);transform:translateY(-1px)}.option-label.correct-answer{border:2px dotted #28a745;background-color:#28a7450d}.results p{margin:10px 0;color:var(--text-primary);font-size:1em;line-height:1.4}.result-label{font-weight:700;font-size:1.1em;margin-right:8px;color:var(--text-primary)}.light .option-label.correct-answer{border:2px dotted #28a745;background-color:#28a7451a}.light .result-label{color:var(--text-primary)}.quiz-images-container{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.quiz-image-thumbnail-container{position:relative;width:80px;height:80px;overflow:hidden;border-radius:4px;border:1px solid var(--border-color);cursor:pointer;transition:transform .2s}.quiz-image-thumbnail-container:hover{transform:scale(1.05);box-shadow:0 2px 8px #0003;z-index:10}.quiz-image-thumbnail{width:100%;height:100%;object-fit:cover;transition:all .2s}.quiz-image-thumbnail-container:hover:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#0003;z-index:1}.quiz-image-thumbnail-container:hover:before{content:"🔍";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:20px;z-index:2;text-shadow:0 0 3px rgba(0,0,0,.8)}.quiz-image-preview-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000d9;display:flex;justify-content:center;align-items:center;z-index:1100;cursor:pointer}.quiz-image-preview-container{max-width:90vw;max-height:90vh;display:flex;justify-content:center;align-items:center;position:relative}.quiz-image-preview{max-width:100%;max-height:90vh;object-fit:contain;border-radius:4px;box-shadow:0 4px 12px #0000004d}.quiz-image-preview-container:after{content:"×";position:absolute;top:-40px;right:0;font-size:30px;color:#fff;cursor:pointer;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#00000080;border-radius:50%;transition:all .2s}.quiz-images-container:before{display:none}.image-dimensions{display:none}.quiz-image-preview-container:after:hover{background:#000c}.light .timer{background:var(--background-dark);color:var(--text-primary);box-shadow:0 2px 8px #0000001a}.light .quiz-stats{background:var(--background-dark);box-shadow:0 2px 8px #0000001a}.light .navigation{background:transparent;box-shadow:none}.results p .result-label+span{white-space:pre-line;display:inline-block}.question-number.active{border:2px solid var(--text-primary)!important}.question-number.active.correct,.question-number.active.incorrect,.question-number.active.answered{border:2px solid white!important}.light .question-number.active.correct,.light .question-number.active.incorrect,.light .question-number.active.answered{border:2px solid black!important}.quiz-runner.light .option-label{background:var(--background-darker)}.quiz-runner.light .option-label.selected{border-color:var(--primary-color);border-width:1px;background-color:rgba(var(--primary-rgb),.2);box-shadow:0 0 0 1px var(--primary-color);position:relative}.quiz-runner.light .option-label.selected:before{display:none}.quiz-runner.light .option-label:hover:not(:disabled):not(.selected){border-color:var(--primary-color)}.flashcard-runner{width:100vw;height:100vh;max-width:none;background:var(--background-darker);color:var(--text-primary);display:flex;overflow:hidden;border-radius:0;box-shadow:none}.flashcard-runner.dark{--background-darker: #121212;--background-dark: #1a1a1a;--text-primary: #f5f5f5;--text-secondary: #a0a0a0;--border-color: #333;--primary-color: #646cff;--primary-hover: #4951db}.flashcard-runner.light{--background-darker: #f8f9fa;--background-dark: #ffffff;--text-primary: #212529;--text-secondary: #6c757d;--border-color: #dee2e6;--primary-color: #646cff;--primary-hover: #4951db}.card-nav{width:300px;padding:20px;border-right:1px solid var(--border-color);display:flex;flex-direction:column;gap:20px;background:var(--background-dark)}.nav-header{display:flex;flex-direction:column;gap:10px;align-items:center;text-align:center}.exit-button{padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;display:flex;align-items:center;justify-content:center;width:auto;min-width:120px;max-width:80%;margin:0 auto;text-align:center;background-color:#dc3545;color:#fff;border:1px solid #c82333}.exit-button:hover{background-color:#c82333;transform:translateY(-1px)}.flag-button{padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:.9em;display:flex;align-items:center;justify-content:center;width:100%;text-align:center;background:var(--background-darker);border:1px solid var(--border-color);color:var(--text-primary)}.flag-button:hover{background:var(--background-dark);transform:translateY(-1px)}.card-progress{display:flex;flex-direction:column;gap:8px}.progress-bar{width:100%;height:8px;background-color:#0000001a;border-radius:4px;overflow:hidden}.progress-filled{height:100%;background-color:#28a745;border-radius:4px;transition:width .3s ease}.progress-text{font-size:14px;color:var(--text-secondary);text-align:center}.remaining-text{font-size:14px;color:#ffc107;text-align:center;font-style:italic}.card-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:4px;overflow-y:auto;padding:4px}.card-number{aspect-ratio:1;border:none;border-radius:4px;cursor:pointer;font-weight:700;transition:all .2s;color:#fff;font-size:.8em;padding:0;min-width:0}.card-number:hover{transform:translateY(-1px);filter:brightness(1.1)}.card-number.not-reviewed{background:var(--text-secondary)}.card-number.reviewed{background:var(--primary-color)}.card-number.danger-zone{background:#dc3545}.card-number.gundecked{background:#ffc107}.card-number.easy-day{background:#28a745}.card-number.flagged,.card-number.flagged-reviewed{display:none}.card-number.current{transform:scale(1.1);box-shadow:0 0 0 2px #fff;z-index:5}.light .card-number.current{box-shadow:0 0 0 2px #000}.flashcard-content{flex:1;padding:100px 40px 40px;display:flex;flex-direction:column;gap:20px;position:relative}.top-controls{display:flex;justify-content:flex-end;align-items:center;margin-bottom:30px;position:fixed;top:20px;right:30px;z-index:100}.timer{font-size:1.2em;font-weight:700;color:var(--text-primary);background:var(--background-dark);padding:8px 16px;border-radius:20px;box-shadow:0 2px 8px #0003;z-index:101}.deck-info{position:fixed;top:30px;right:50px;max-width:300px;display:flex;flex-direction:column;align-items:flex-end;text-align:right}.deck-name{margin:0;font-size:1.5em;color:var(--text-primary);text-align:right}.card-count{font-size:14px;color:var(--text-secondary);margin-top:5px;display:flex;align-items:center;justify-content:flex-end;gap:10px;text-align:right}.side-indicator{display:inline-block;background-color:var(--primary-color);color:#fff;padding:2px 8px;border-radius:12px;font-size:12px;font-weight:700;margin-left:10px}.flashcard-container{perspective:1000px;width:100%;max-width:800px;height:450px;margin:0 auto;cursor:pointer;position:relative}.flashcard-container.flagged:before{display:none}.flashcard-inner{position:absolute;width:100%;height:100%;text-align:center;transition:transform .6s;transform-style:preserve-3d;box-shadow:0 4px 16px #0003;border-radius:12px;will-change:transform}.flashcard-container.no-animation .flashcard-inner{transition:none!important}.flashcard-container.flipped .flashcard-inner{transform:rotateY(180deg)}.flashcard-front,.flashcard-back{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:12px;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:30px;overflow:hidden}.flashcard-front{background-color:var(--background-dark);color:var(--text-primary);border:1px solid var(--border-color)}.flashcard-back{background-color:var(--background-dark);color:var(--text-primary);transform:rotateY(180deg);border:1px solid var(--border-color)}.flashcard-content-wrapper{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;overflow-y:auto;margin-bottom:10px}.flashcard-text{font-size:1.5em;text-align:center;margin:0;padding:20px;max-width:100%;white-space:pre-wrap;word-wrap:break-word}.flashcard-instructions{margin-top:20px;color:var(--text-secondary);font-size:.9em;text-align:center}.flashcard-feedback{width:100%;text-align:center;margin-top:auto}.feedback-buttons{display:flex;justify-content:center;gap:20px;margin-top:15px}.feedback-button{padding:10px 20px;border-radius:6px;cursor:pointer;font-weight:700;border:none;transition:all .2s;font-size:1.1em}.feedback-button:hover{transform:translateY(-2px)}.feedback-button.hard{display:none}.feedback-button.yellow{background-color:#ffc107;color:#212529}.feedback-button.yellow:hover{background-color:#e0a800;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.feedback-button.green{background-color:#28a745;color:#fff}.feedback-button.green:hover{background-color:#218838;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.feedback-button.danger{background-color:#dc3545;color:#fff}.feedback-button.danger:hover{background-color:#c82333;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.feedback-button.toss-card{background-color:#6c757d;color:#fff;margin-left:10px}.feedback-button.toss-card:hover{background-color:#5a6268;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.navigation{display:flex;justify-content:space-between;margin-top:auto;padding:20px 0}.navigation button{padding:10px 20px;border:1px solid var(--border-color);border-radius:6px;background:var(--background-dark);color:var(--text-primary);cursor:pointer;transition:all .2s;font-size:1em}.navigation button:hover:not(:disabled){background:var(--background-darker);transform:translateY(-1px)}.navigation button:disabled{opacity:.5;cursor:not-allowed}.flashcard-images-container{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:15px 0;max-width:100%}.flashcard-image-thumbnail-container{position:relative;width:80px;height:80px;overflow:hidden;border-radius:4px;border:1px solid var(--border-color);cursor:pointer;transition:transform .2s}.flashcard-image-thumbnail-container:hover{transform:scale(1.05);box-shadow:0 2px 8px #0003}.flashcard-image-thumbnail{width:100%;height:100%;object-fit:cover}.flashcard-image-preview-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;cursor:pointer}.flashcard-image-preview-container{max-width:90vw;max-height:90vh;display:flex;justify-content:center;align-items:center}.flashcard-image-preview{max-width:100%;max-height:90vh;object-fit:contain;border-radius:4px;box-shadow:0 4px 12px #0000004d}.theme-toggle-button{position:fixed;bottom:20px;right:20px;width:40px;height:40px;border-radius:50%;background:var(--background-dark);border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2em;transition:all .2s;z-index:1000;padding:0;box-shadow:0 2px 8px #0003}.theme-toggle-button:hover{transform:translateY(-2px);background:var(--background-darker)}.warning-modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000bf;display:flex;justify-content:center;align-items:center;z-index:1100}.warning-modal{background:var(--background-dark);padding:30px;border-radius:12px;max-width:500px;width:90%;box-shadow:0 4px 20px #0000004d}.warning-modal h3{color:var(--text-primary);margin:0 0 15px;font-size:1.4em}.warning-modal p{color:var(--text-primary);margin:0 0 20px;font-size:1.1em;line-height:1.4}.warning-buttons{display:flex;gap:10px;justify-content:center;margin-top:20px}.warning-buttons button{padding:8px 16px;border-radius:6px;cursor:pointer;transition:all .2s;font-size:1em;border:1px solid var(--border-color);background:var(--background-darker);color:var(--text-primary);min-width:140px;text-align:center}.warning-buttons button.danger{background-color:#dc3545;color:#fff;border:none}.warning-buttons button.danger:hover{background-color:#c82333;transform:translateY(-1px)}.warning-buttons button:hover{transform:translateY(-1px)}@media (max-width: 768px){.flashcard-runner{flex-direction:column}.card-nav{width:100%;padding:10px;border-right:none;border-bottom:1px solid var(--border-color)}.card-grid{grid-template-columns:repeat(8,1fr)}.top-controls{margin-bottom:20px}.flashcard-content{padding-top:60px}.flashcard-container{height:300px}.flashcard-text{font-size:1.2em}.warning-modal{width:90%;padding:20px}.warning-buttons{flex-direction:column}.warning-buttons button{width:100%}.deck-info{top:5px;right:5px;max-width:200px}.deck-name{font-size:1.2em}.card-count{font-size:12px}}.category-counters{display:flex;flex-direction:column;gap:8px;margin:12px 0;padding:10px;background-color:var(--background-darker);border-radius:6px}.counter{display:flex;justify-content:space-between;align-items:center;padding:4px 8px;border-radius:4px;font-size:.9em}.counter-label{font-weight:700}.counter-value{background-color:var(--background-dark);padding:2px 8px;border-radius:10px;min-width:24px;text-align:center}.danger-counter{color:#dc3545}.yellow-counter{color:#ffc107}.success-counter{color:#28a745}.side-navigation{display:flex;align-items:center;justify-content:center;gap:16px;width:100%;margin:20px auto 0;position:relative}.jettison-button{position:absolute;top:-100px;left:0;margin-top:20px;padding:8px 15px;border-radius:6px;background-color:#6c757d;color:#fff;border:none;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:0 2px 5px #0003;z-index:10}.jettison-button:hover{background-color:#5a6268;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.side-navigation .flashcard-container{flex:1;transform:translateZ(0);position:relative;left:0;top:0}.side-nav-button{width:48px;height:48px;border-radius:50%;background-color:var(--background-dark);color:var(--text-primary);border:1px solid var(--border-color);font-size:1.5em;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;box-shadow:0 2px 8px #0003;z-index:10}.side-nav-button:hover:not(:disabled){transform:scale(1.1);background-color:var(--background-darker)}.side-nav-button:disabled{opacity:.4;cursor:not-allowed}.side-navigation .flashcard-container{max-width:800px;flex:1}@media (max-width: 768px){.side-navigation{flex-direction:column;gap:8px;margin-top:30px}.side-nav-button{width:40px;height:40px;position:absolute;top:50%;transform:translateY(-50%);z-index:15}.prev-button{left:8px}.next-button{right:8px}.jettison-button{top:-50px}.side-navigation .flashcard-container{width:100%}}html,body{overflow:hidden}.practice-mode-runner{width:100vw;height:100vh;display:flex;flex-direction:column;overflow:hidden!important;background-color:var(--background-color);color:var(--text-color)}.practice-mode-runner.dark{--background-color: #1a1a1a;--background-lighter: #2a2a2a;--text-color: #f0f0f0;--primary-color: #646cff;--primary-hover: #535bf2;--correct-color: #28a745;--incorrect-color: #dc3545;--neutral-color: #6c757d;--border-color: #444}.practice-mode-runner.light{--background-color: #f8f9fa;--background-lighter: #ffffff;--text-color: #333;--primary-color: #646cff;--primary-hover: #535bf2;--correct-color: #28a745;--incorrect-color: #dc3545;--neutral-color: #6c757d;--border-color: #dee2e6}.practice-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--background-lighter);border-bottom:1px solid var(--border-color)}.practice-title{font-size:1.5rem;margin:0;text-align:center;flex:1}.practice-close-button{background-color:var(--incorrect-color);color:#fff;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-weight:700;transition:all .2s}.practice-close-button:hover{background-color:#c82333;transform:translateY(-2px)}.practice-theme-toggle{background:none;border:none;font-size:1.5rem;cursor:pointer;transition:transform .3s}.practice-theme-toggle:hover{transform:rotate(15deg);background:transparent!important;box-shadow:none!important}.practice-theme-toggle:focus{outline:none;background:transparent!important;box-shadow:none!important}.practice-main-content{display:flex;flex:1;overflow:hidden;width:100%;box-sizing:border-box}.practice-question-nav{width:250px;background-color:var(--background-lighter);border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:1rem}.practice-nav-header{font-weight:700;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.practice-question-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.3rem;margin-bottom:1rem;max-height:calc(100vh - 200px);overflow-y:auto;padding-right:5px;padding-top:2px;margin-top:2px}.practice-question-button{aspect-ratio:1;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background-color:var(--background-color);border:1px solid var(--border-color);color:var(--text-color);font-weight:700;border-radius:4px;cursor:pointer;transition:all .2s;font-size:.9rem;margin:1px}.practice-question-button:hover{transform:translateY(-2px);box-shadow:0 2px 5px #0000001a}.practice-question-button.active{border:2px solid var(--text-color)!important}.practice-question-button.active.correct,.practice-question-button.active.incorrect,.practice-question-button.active.answered{border:2px solid white!important}.light .practice-question-button.active.correct,.light .practice-question-button.active.incorrect,.light .practice-question-button.active.answered{border:2px solid black!important}.practice-question-button.correct{background-color:var(--correct-color);color:#fff;border-color:var(--correct-color)}.practice-question-button.incorrect{background-color:var(--incorrect-color);color:#fff;border-color:var(--incorrect-color)}.practice-question-button.answered{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}.practice-progress-info{margin-top:auto;padding-top:1rem;border-top:1px solid var(--border-color);font-size:.9rem;display:flex;flex-direction:column;gap:.5rem}.practice-content-area{flex:1;display:flex;flex-direction:column;overflow:hidden!important;position:relative;z-index:1;width:100%;max-width:none;box-sizing:border-box}.practice-progress-container{padding:1rem 2rem;background-color:var(--background-lighter);border-bottom:1px solid var(--border-color)}.practice-progress-bar{width:100%;height:10px;background-color:var(--neutral-color);border-radius:5px;overflow:hidden}.practice-progress-fill{height:100%;background-color:var(--primary-color);transition:width .3s ease}.practice-progress-text{display:flex;justify-content:flex-end;margin-top:.5rem;font-size:.9rem;color:var(--text-color)}.practice-content{flex:1;padding:2rem;overflow-y:auto;overflow-x:hidden!important;display:flex;flex-direction:column;gap:1.5rem;width:100%;box-sizing:border-box;margin:0;max-width:none}.practice-question h3{font-size:1.5rem;margin-top:0;white-space:pre-line}.practice-answers{display:flex;flex-direction:column;gap:1rem;width:100%;max-width:none;overflow:visible;align-items:center}.practice-answer{padding:1rem;background-color:var(--background-lighter);border:1px solid var(--border-color);border-radius:8px;text-align:left;cursor:pointer;transition:all .2s;font-size:1rem;width:70%;box-sizing:border-box;overflow-wrap:break-word;word-wrap:break-word}.practice-answer:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 2px 8px #0000001a}.practice-answer.selected{border-color:var(--primary-color);background-color:rgba(var(--primary-rgb),.1)}.practice-answer.correct{background-color:#28a74533;border-color:var(--correct-color)}.practice-answer.incorrect{background-color:#dc354533;border-color:var(--incorrect-color)}.practice-answer:disabled{cursor:default}.practice-result{background-color:var(--background-lighter);border-radius:8px;padding:1rem;border-left:4px solid var(--neutral-color)}.practice-result.correct{border-left-color:var(--correct-color)}.practice-result.incorrect{border-left-color:var(--incorrect-color)}.practice-result h4{margin-top:0;font-size:1.2rem;margin-bottom:.5rem}.practice-explanation-toggle{background:none;border:none;color:var(--primary-color);cursor:pointer;padding:0;font-size:.9rem;text-decoration:underline;margin-bottom:1rem;display:inline-block;-webkit-tap-highlight-color:transparent;outline:none}.practice-explanation-toggle:hover,.practice-explanation-toggle:focus{text-decoration:underline;color:var(--primary-hover);background:transparent!important;outline:none;box-shadow:none}.practice-explanation{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.practice-explanation p{white-space:pre-line;margin-bottom:0}.practice-actions-container{display:flex;flex-direction:column;gap:2rem;margin-top:1rem;padding-top:1rem;width:100%;max-width:100%;box-sizing:border-box;overflow:visible}.practice-button.submit{width:60%;max-width:400px;margin:0 auto;background-color:var(--primary-color);border:none;color:#fff;text-align:center;padding:1rem;font-size:1.1rem}.practice-navigation-buttons{display:flex;justify-content:center;gap:4rem;width:100%;box-sizing:border-box}.practice-button.previous,.practice-button.next{background-color:var(--background-lighter);border:1px solid var(--border-color);color:var(--text-color);flex:0 0 auto;width:160px;max-width:30%}.practice-actions{display:none}.practice-images-container{display:flex;flex-wrap:wrap;gap:10px;margin:1rem 0}.practice-image-thumbnail-container{position:relative;width:100px;height:100px;overflow:hidden;border-radius:4px;border:1px solid var(--border-color);cursor:pointer}.practice-image-thumbnail{width:100%;height:100%;object-fit:cover;transition:transform .2s}.practice-image-thumbnail:hover{transform:scale(1.05)}.practice-image-preview-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;cursor:pointer}.practice-image-preview-container{max-width:90vw;max-height:90vh;display:flex;justify-content:center;align-items:center}.practice-image-preview{max-width:100%;max-height:90vh;object-fit:contain;border-radius:4px;box-shadow:0 4px 12px #0000004d}@media (max-width: 768px){.practice-main-content{flex-direction:column}.practice-question-nav{width:100%;height:auto;border-right:none;border-bottom:1px solid var(--border-color)}.practice-header,.practice-progress-container,.practice-content{padding:1rem}.practice-title{font-size:1.2rem}.practice-button{padding:.6rem 1rem;min-width:100px}}@media screen and (min-width: 768px){.practice-content{margin:0;max-width:none}}@media (min-width: 1200px){.practice-content{padding-left:3rem;padding-right:3rem}}.practice-exit-confirmation-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:2000}.practice-exit-confirmation{background-color:var(--background-lighter);border-radius:12px;padding:2rem;max-width:400px;width:90%;box-shadow:0 8px 24px #0003;text-align:center}.practice-exit-confirmation h3{margin-top:0;font-size:1.5rem}.practice-exit-buttons{display:flex;justify-content:center;gap:1rem;margin-top:2rem}.practice-exit-cancel,.practice-exit-confirm{padding:.8rem 1.5rem;border-radius:8px;font-weight:700;cursor:pointer;transition:all .2s;min-width:120px}.practice-exit-cancel{background-color:var(--background-color);border:1px solid var(--border-color);color:var(--text-color)}.practice-exit-confirm{background-color:var(--incorrect-color);border:none;color:#fff}.practice-exit-cancel:hover,.practice-exit-confirm:hover{transform:translateY(-2px);box-shadow:0 2px 8px #0003}.s-mutans-game{display:flex;justify-content:center;align-items:center;width:100%;height:100vh;background-color:#121212;position:relative}.game-canvas{width:800px;height:600px;border:5px solid #333;border-radius:10px;box-shadow:0 6px 12px #0000004d;margin-top:40px}.s-mutans-game .exit-button{position:absolute;top:10px;left:10px;padding:8px 16px;background-color:#f44;color:#fff;border:none;border-radius:4px;cursor:pointer;z-index:1000}.s-mutans-game .exit-button:hover{background-color:red}.game-stats{position:absolute;top:calc(50% - 340px);left:calc(50% - 380px);padding:10px;color:#fff;font-size:20px;font-family:Arial,sans-serif;z-index:1000;display:flex;gap:20px}.lives-counter{background-color:#000000b3;padding:5px 15px;border-radius:4px;font-weight:700;border:1px solid rgba(255,255,255,.2)}.token-counter{color:#fff;font-weight:700}.game-over-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#000000eb;padding:10px 30px 50px;border-radius:10px;text-align:center;color:#fff;z-index:1000;min-width:420px;box-sizing:border-box;border:1px solid rgba(255,255,255,.08);box-shadow:0 0 40px #0009}.game-over-overlay h2{margin-bottom:16px;color:#f44}.game-over-overlay p{margin-bottom:12px}.score-display{font-size:28px!important;font-weight:700;color:gold!important;text-shadow:0 0 12px rgba(255,215,0,.5);margin:8px 0 12px!important}.segment-progress{font-size:15px;color:#4ecdc4;opacity:.9;margin-bottom:14px!important}.game-button-container{display:flex;justify-content:flex-start;align-items:center;margin:20px 0;width:100%;gap:20px;flex-direction:row}.game-over-overlay button{margin:0;padding:8px 10px;background-color:#3498db;color:#fff;border:none;border-radius:4px;cursor:pointer;width:150px;font-size:14px;height:36px;display:inline-flex;align-items:center;justify-content:center;line-height:20px}.game-over-overlay button:hover{background-color:#2980b9}.game-over-overlay button.exit-button{background-color:#f44;position:static;top:auto;left:auto;display:inline-block}.game-over-overlay button.exit-button:hover{background-color:red}.game-over-overlay button.use-token{display:inline-block}.game-over-overlay button.use-token:disabled{background-color:#6c757d;cursor:not-allowed;opacity:.65}.game-layout{display:flex;justify-content:center;align-items:center;max-width:900px;margin:0 auto;height:auto}.controls-panel{width:200px;padding:20px;background-color:#1a1a1a;border-radius:10px 0 0 10px;display:flex;flex-direction:column;align-items:center;height:600px;justify-content:flex-start}.controls-legend{margin-top:30px;text-align:center;color:#fff}.controls-legend h3{margin-bottom:15px;color:#4ecdc4}.controls-legend p{margin:8px 0}.control-toggle{margin-top:15px;margin-bottom:15px}.toggle-label{color:#fff;font-size:14px;margin-bottom:8px;text-align:center}.toggle-switch-container{display:flex;align-items:center;justify-content:center;margin-top:5px}.toggle-option{font-size:12px;color:#aaa;padding:0 5px}.toggle-switch{position:relative;display:inline-block;width:36px;height:18px;margin:0 4px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#666;transition:.2s;border-radius:18px}.toggle-slider:before{position:absolute;content:"";height:14px;width:14px;left:2px;bottom:2px;background-color:#fff;transition:.2s;border-radius:50%}input:checked+.toggle-slider{background-color:#4ecdc4}input:checked+.toggle-slider:before{transform:translate(18px)}.active-option{color:#4ecdc4;font-weight:700}.inactive-option{color:#aaa}.game-container:before{content:"";position:absolute;top:-5px;left:-5px;right:-5px;bottom:-5px;border-radius:15px;background:linear-gradient(45deg,#5d8aa8,#87ceeb);z-index:-1;opacity:.8}@media (max-width: 900px){.game-layout{flex-direction:column}.controls-panel{width:600px;height:auto;border-radius:10px 10px 0 0;padding:15px;flex-direction:row;justify-content:space-between}.controls-legend{margin-top:0;text-align:left}.game-container{border-radius:0 0 10px 10px}}@keyframes pulse{0%{transform:scale(1);opacity:.7}50%{transform:scale(1.1);opacity:.9}to{transform:scale(1);opacity:.7}}.boost-glow{animation:pulse .5s infinite}.start-screen{background-color:#0a0a16f7;padding:32px 44px 36px;border:2px solid #4ECDC4;box-shadow:0 0 30px #4ecdc440,inset 0 0 60px #0006;min-width:460px}.start-screen h2{color:#4ecdc4;font-size:38px;margin-bottom:10px;text-shadow:0 0 14px rgba(78,205,196,.6);letter-spacing:1px}.start-subtitle{color:#ffffffbf;font-size:14px!important;margin:0 0 18px!important;line-height:1.6;font-style:italic}.instructions-list{list-style:none;padding:0;margin:0 0 8px;text-align:left}.instructions-list li{color:#ffffffd9;font-size:14px;padding:5px 0;line-height:1.4}.instructions-list li:before{content:"→ ";color:#4ecdc4;font-weight:700}.start-screen button{margin-top:22px;padding:12px 30px;font-size:18px;background-color:#3498db;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:all .3s ease;min-width:160px;white-space:nowrap;height:50px;line-height:26px;display:inline-flex;align-items:center;justify-content:center}.start-screen button:hover{background-color:#2980b9;transform:scale(1.05);box-shadow:0 0 15px #3498db66}.tokens-remaining{font-size:22px;font-weight:700;color:gold;text-shadow:0 0 5px rgba(255,215,0,.5),0 0 10px rgba(255,215,0,.3),0 0 15px rgba(255,215,0,.2);margin:15px 0 25px;padding:8px 15px;background-color:#0006;border-radius:6px;border:1px solid rgba(255,215,0,.3);display:inline-block}@keyframes tokenPulse{0%{transform:scale(1);text-shadow:0 0 5px rgba(255,215,0,.5),0 0 10px rgba(255,215,0,.3),0 0 15px rgba(255,215,0,.2)}50%{transform:scale(1.05);text-shadow:0 0 10px rgba(255,215,0,.6),0 0 20px rgba(255,215,0,.4),0 0 30px rgba(255,215,0,.3)}to{transform:scale(1);text-shadow:0 0 5px rgba(255,215,0,.5),0 0 10px rgba(255,215,0,.3),0 0 15px rgba(255,215,0,.2)}}.game-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#000000b3;color:#f90;padding:15px 30px;border-radius:10px;font-size:24px;font-weight:700;text-align:center;z-index:900;box-shadow:0 0 20px #ff990080;border:2px solid #ff9900;animation:fadeInOut 5s ease-in-out;max-width:80%;pointer-events:none}@keyframes fadeInOut{0%{opacity:0}10%{opacity:1}80%{opacity:1}to{opacity:0}}