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var(--border-primary);padding-bottom:4px;cursor:pointer;text-decoration:none}.category-header:hover{color:var(--color-interactive-hover)}@media (max-width: 480px){.math-skill-category-label{font-size:1.25rem}}.demo-banner{background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-end) 100%);color:#fff;padding:12px 20px;font-size:1.1rem;font-weight:600;box-shadow:var(--shadow-md);animation:slideDown .3s ease-out;display:flex;flex-direction:row;align-items:center;justify-content:center;gap:24px}.demo-banner .demo-banner-content{display:flex;flex-direction:column;gap:4px;text-align:center}.demo-banner .demo-banner-text{font-size:1.1rem;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.2)}.demo-banner .demo-banner-subtitle{font-size:.9rem;font-weight:400;opacity:.95;text-shadow:0 1px 2px rgba(0,0,0,.2)}.demo-banner .demo-banner-cta{background:#fff3;color:#fff;border:2px solid rgba(255,255,255,.5);padding:8px 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.verification-banner-dismiss:hover{opacity:1;background:#0000001a}.payment-success-banner{background:#d1fae5;color:#065f46;padding:16px 20px;border-radius:8px;margin-bottom:20px;text-align:center}.payment-success-banner p{margin:0;font-weight:600}.payment-success-banner .verification-note{font-weight:400;margin-top:8px;font-size:.9rem}.resend-verification-btn{margin-left:12px;font-size:.85rem}.checkout-complete-page{display:flex;justify-content:center;align-items:center;min-height:60vh;padding:40px 20px}.checkout-complete-loading{text-align:center}.checkout-complete-loading .spinner{width:40px;height:40px;border:4px solid var(--border-primary);border-top-color:var(--color-interactive);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}.checkout-complete-loading p{font-size:1.1rem;color:var(--text-secondary)}.checkout-complete-error{text-align:center}.checkout-complete-error p{font-size:1.1rem;color:var(--text-secondary);margin-bottom:20px}@keyframes slideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.demo-user-badge{display:flex;align-items:center;gap:8px;padding:6px 12px;border-radius:6px;background:var(--bg-secondary);border:1px solid var(--border-primary)}.demo-user-badge .demo-user-name{font-weight:500;color:var(--text-primary)}.demo-user-badge .demo-badge{background:var(--accent-color);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem;font-weight:700;letter-spacing:.5px}.demo-badge-inline{background:var(--accent-color);color:#fff;padding:2px 6px;border-radius:3px;font-size:.7rem;font-weight:700;letter-spacing:.5px;margin-left:6px}.header{background:var(--bg-primary);border-bottom:1px solid var(--border-primary);box-shadow:var(--shadow-sm)}.nav{display:flex;align-items:center;background:var(--bg-primary);color:var(--text-primary);padding:2px 24px;height:51px;max-width:1400px;margin:0 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a.active{font-weight:600;color:var(--color-interactive)}.language-menu .dropdown li:first-child a{border-radius:4px 4px 0 0}.language-menu .dropdown li:last-child a{border-radius:0 0 4px 4px}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.menu-toggle{display:none;font-size:1.5rem;background:none;border:none;color:var(--text-primary);cursor:pointer;padding:8px;margin-left:auto;transition:background .2s;border-radius:6px}.menu-toggle:hover{background:var(--bg-hover)}.mobile-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--overlay-bg);z-index:999;opacity:0;pointer-events:none;transition:opacity .3s}.mobile-menu-overlay.active{opacity:1;pointer-events:auto}.mobile-menu{position:fixed;top:0;right:-280px;width:280px;height:100%;background:var(--bg-primary);z-index:1000;box-shadow:var(--shadow-lg);transition:right .3s 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40px)}.prerequisites-label{font-size:13px;font-weight:500;color:var(--text-secondary);margin-right:4px}.prerequisites-badges{display:flex;flex-wrap:wrap;gap:6px}.prerequisite-badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:12px;font-size:12px;font-weight:500;text-decoration:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.prerequisite-badge:hover{transform:translateY(-1px);box-shadow:0 2px 4px #0000001a}.prerequisite-badge.prerequisite-mastered{background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}.prerequisite-badge.prerequisite-learning{background-color:#fff3cd;color:#856404;border:1px solid #ffeaa7}.prerequisite-badge.prerequisite-not-started{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}@media (max-width: 480px){.prerequisites-section{margin:0 10px 10px;padding:6px 10px}.prerequisites-label{font-size:12px}.prerequisite-badge{font-size:11px;padding:3px 8px}}.problem-header{margin:0 10px 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0;margin-bottom:16px}.flow-briefing-toggle:hover{text-decoration:underline}.flow-briefing-actions{display:flex;flex-direction:column;gap:8px;margin-top:24px}.flow-briefing-example-btn,.flow-briefing-cta{width:100%}@media (max-width: 480px){.flow-briefing{padding:24px 20px;margin:0 12px}}.flow-focus-block{position:relative}.flow-focus-toolbar{position:absolute;top:12px;right:12px;z-index:10;display:flex;align-items:center;gap:8px}.flow-help-button{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border:2px solid var(--border-light);border-radius:50%;font-size:16px;font-weight:700;color:var(--text-secondary);cursor:pointer;transition:all .2s}.flow-help-button:hover{border-color:var(--color-interactive);color:var(--color-interactive);background:var(--bg-secondary)}.flow-help-button:focus{outline:2px solid var(--color-interactive);outline-offset:2px}.flow-lesson-button{display:flex;align-items:center;justify-content:center;padding:6px 12px;background:var(--bg-tertiary);border:2px solid var(--border-light);border-radius:16px;font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all .2s}.flow-lesson-button:hover{border-color:var(--color-interactive);color:var(--color-interactive);background:var(--bg-secondary)}.flow-lesson-button:focus{outline:2px solid var(--color-interactive);outline-offset:2px}.flow-briefing-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.flow-briefing-modal{position:relative;max-height:90vh;overflow-y:auto}.flow-briefing-modal-close{position:absolute;top:12px;right:12px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border:2px solid var(--border-light);border-radius:50%;font-size:18px;font-weight:400;color:var(--text-secondary);cursor:pointer;transition:all .2s}.flow-briefing-modal-close:hover{border-color:var(--color-interactive);color:var(--color-interactive)}.flow-worked-example{position:relative;padding:32px;background:var(--bg-primary);border:2px solid var(--border-light);border-radius:12px}.flow-worked-example-close{position:absolute;top:12px;right:12px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-tertiary);background:transparent;border:none;border-radius:50%;cursor:pointer;transition:all .15s ease}.flow-worked-example-close:hover{color:var(--text-secondary);background:var(--bg-tertiary)}.flow-worked-example-header{text-align:center;margin-bottom:24px}.flow-worked-example-header h2{font-size:18px;font-weight:600;color:var(--text-secondary);margin-bottom:12px}.flow-worked-example-problem{font-size:28px;font-weight:700;color:var(--text-primary);font-family:var(--font-mono);padding:16px;background:var(--bg-tertiary);border-radius:8px}.flow-worked-example-progress{font-size:13px;color:var(--text-tertiary);text-align:center;margin-bottom:20px}.flow-worked-example-step{margin-bottom:24px}.flow-worked-example-step .step-explanation{font-size:16px;line-height:1.6;color:var(--text-primary);margin-bottom:12px}.flow-worked-example-step .step-result{font-family:var(--font-mono);font-size:18px;font-weight:600;color:var(--color-accent);padding:12px 16px;background:var(--bg-tertiary);border-radius:6px;margin-bottom:16px}.flow-worked-example-question{margin-top:20px;padding-top:20px;border-top:1px solid var(--border-light)}.flow-worked-example-question .question-text{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:12px}.flow-worked-example-options{display:flex;flex-direction:column;gap:8px}.flow-worked-example-option{padding:12px 16px;border:2px solid var(--border-light);border-radius:8px;background:var(--bg-secondary);font-size:16px;cursor:pointer;transition:all .15s ease;text-align:left}.flow-worked-example-option:hover:not(:disabled){border-color:var(--color-accent);background:var(--bg-tertiary)}.flow-worked-example-option.selected{border-color:var(--color-accent);background:rgba(var(--color-accent-rgb),.1)}.flow-worked-example-option.correct{border-color:var(--color-success);background:rgba(var(--color-success-rgb),.1)}.flow-worked-example-option.incorrect{border-color:var(--color-error);background:rgba(var(--color-error-rgb),.1)}.flow-worked-example-option:disabled{cursor:default}.flow-worked-example-feedback{margin-top:16px;padding:12px 16px;border-radius:8px;font-size:15px;font-weight:500}.flow-worked-example-feedback.correct{background:rgba(var(--color-success-rgb),.1);color:var(--color-success)}.flow-worked-example-feedback.incorrect{background:rgba(var(--color-error-rgb),.1);color:var(--color-error)}.flow-worked-example-actions{display:flex;align-items:center;gap:12px;margin-top:24px}.flow-worked-example-skip,.flow-worked-example-check{flex:0 0 auto;min-width:130px;height:3rem;font-size:1.2rem;font-weight:700;border-radius:6px}.flow-worked-example-feedback-inline{font-size:14px;font-weight:600}.flow-worked-example-feedback-inline.correct{color:var(--color-success)}.flow-worked-example-ready{margin-top:16px;text-align:center}.flow-worked-example-ready p{font-size:16px;color:var(--text-secondary);margin:0}@media (max-width: 480px){.flow-worked-example{padding:24px 20px;margin:0 12px}.flow-worked-example-problem{font-size:24px;padding:12px}}.show-lesson-button{padding:.5rem 1rem;background:var(--color-accent);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease}.show-lesson-button:hover{background:var(--color-accent-hover)}.guided-lesson{max-width:900px;margin:0 auto;padding:20px 20px 60px;font-size:18px;line-height:1.7}.guided-lesson *{font-size:inherit;line-height:inherit}.content-block{margin-bottom:12px}.content-block:last-child{margin-bottom:0}.content-text{margin:0;line-height:1.7}.content-latex{padding:12px 0;text-align:center}.katex-block{display:block;text-align:center;margin:8px 0}.katex-block .katex{font-size:1.2em}.katex-inline{display:inline}.guided-lesson-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:40vh;color:var(--text-secondary, #666)}.loading-spinner,.spinner{width:24px;height:24px;border:2px solid var(--bg-tertiary, #e0e0e0);border-top-color:var(--text-primary, #333);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:12px}@keyframes spin{to{transform:rotate(360deg)}}.guided-lesson-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:40vh;padding:24px;text-align:center}.guided-lesson-error p{margin:0 0 12px;color:var(--text-primary, #333)}.guided-lesson-error .error-detail{color:var(--text-secondary, #666);font-size:.875rem;margin-bottom:20px}.guided-lesson-page{position:fixed;top:0;right:0;bottom:0;left:0;overflow-y:auto;background:var(--bg-primary, #fff)}.guided-lesson-page-header{position:sticky;top:0;z-index:100;background:var(--bg-primary, #fff);display:flex;flex-wrap:wrap;align-items:center;gap:16px 20px;padding:20px 24px;border-bottom:1px solid var(--border-primary, #e0e0e0)}.guided-lesson-page-header .back-button{padding:10px 20px;background:none;border:1px solid var(--border-primary, #e0e0e0);border-radius:6px;cursor:pointer;font-size:16px;flex-shrink:0}.guided-lesson-page-header .back-button:hover{background:var(--bg-secondary, #f5f5f5)}.guided-lesson-page-header .header-title-section{flex:1;min-width:0;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.guided-lesson-page-header .header-title-section h1{margin:0;font-size:22px;font-weight:600}.guided-lesson-page-header .header-title-section .lesson-sequence-indicator{font-size:13px;color:var(--text-secondary, #666);white-space:nowrap;flex-shrink:0}.guided-lesson-page-header .header-progress-dots{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.guided-lesson-page-header .header-progress-dots .progress-dot{width:12px;height:12px;border-radius:50%;background:var(--bg-tertiary, #e0e0e0);transition:background .3s ease}.guided-lesson-page-header .header-progress-dots .progress-dot.filled{background:var(--color-accent, #F5751C)}@media (max-width: 600px){.guided-lesson-page-header{padding:12px 16px;gap:10px 12px}.guided-lesson-page-header .back-button{padding:8px 12px;font-size:14px}.guided-lesson-page-header .header-title-section{gap:8px}.guided-lesson-page-header .header-title-section h1{font-size:18px}.guided-lesson-page-header .header-title-section .lesson-sequence-indicator{font-size:11px}.guided-lesson-page-header .header-progress-dots{width:100%;order:3;gap:6px}.guided-lesson-page-header .header-progress-dots .progress-dot{width:10px;height:10px}}.guided-lesson-page-content{padding:24px;min-height:calc(100vh + 100px)}.guided-lesson-page-content:has(.guided-lesson-simple.completed){min-height:auto}.btn-primary{min-width:130px;height:3rem;padding:0 24px;background-color:var(--color-accent, #F5751C);color:var(--text-inverse, white);border:none;border-radius:6px;font-size:1.2rem;font-weight:700;cursor:pointer}.btn-primary:hover:not(:disabled){box-shadow:0 0 0 4px #f5751c4d}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{padding:12px 24px;background:var(--bg-primary, #fff);color:var(--text-primary, #333);border:2px solid var(--border-light, #e0e0e0);border-radius:8px;font-size:18px;font-weight:500;cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease}.btn-secondary:hover:not(:disabled){border-color:var(--color-accent, #F5751C);box-shadow:var(--shadow-md)}.btn-retry{padding:12px 24px;background:var(--bg-primary, #fff);color:var(--color-danger, #dc3545);border:2px solid var(--color-danger, #dc3545);border-radius:8px;font-size:18px;font-weight:500;cursor:pointer;transition:background-color .2s ease,box-shadow .2s ease}.btn-retry:hover:not(:disabled){background:var(--color-danger, #dc3545);color:#fff;box-shadow:0 0 0 4px #dc354533}.btn-text{padding:8px 16px;background:none;color:var(--text-secondary, #666);border:none;font-size:.875rem;cursor:pointer}.btn-text:hover{color:var(--text-primary, #333)}@media (max-width: 600px){.guided-lesson{padding:16px}.lesson-title{font-size:1.25rem}}.guided-lesson-simple{max-width:900px;margin:0 auto;padding:20px;display:flex;flex-direction:column;gap:16px}.guided-lesson-simple *{font-size:inherit;line-height:inherit}.guided-lesson-simple{font-size:18px;line-height:1.7}.lesson-item{padding:24px;border:1px solid var(--border-light, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);scroll-margin-top:100px}.lesson-item.completed{background:var(--bg-secondary, #f8f9fa);border-color:var(--border-light, #e8e8e8)}.lesson-item.current{border-color:var(--border-primary, #d0d0d0);margin-bottom:40vh}.information-item .information-header{font-size:1.1rem;font-weight:600;color:var(--text-primary, #333);margin-bottom:12px}.information-item .item-content{color:var(--text-primary, #333);line-height:1.7}.information-item .item-content .katex{font-size:1.1em}.information-item .item-actions{margin-top:20px;padding-top:16px;border-top:1px solid var(--border-light, #f0f0f0)}.question-item .question-number{font-size:.85rem;font-weight:600;color:var(--text-secondary, #666);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.question-item .item-content{font-weight:500;margin-bottom:20px;color:var(--text-primary, #333);line-height:1.7}.question-item .item-content .katex{font-size:1.1em}.question-item.completed .question-answer{margin-top:8px;font-weight:500;color:var(--text-primary, #333)}.question-item.completed .question-answer .katex{font-size:1.1em}.question-options{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}@media (max-width: 500px){.question-options{grid-template-columns:1fr}}.question-options .option{padding:16px;border:2px solid var(--border-primary, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);cursor:pointer;text-align:center;transition:border-color .2s ease,background .2s ease;min-height:56px;display:flex;align-items:center;justify-content:center}.question-options .option .katex{font-size:1.1em}.question-options .option .katex-block{margin:0;text-align:center}.question-options .option:hover:not(:disabled){border-color:var(--text-primary, #333);background:var(--bg-secondary, #f8f9fa)}.question-options .option.selected{border-color:var(--text-primary, #333);background:var(--bg-secondary, #f8f9fa)}.question-options .option.correct{border-color:var(--color-success, #16a34a);background:var(--color-success-bg, #f0fdf4)}.question-options .option.wrong{border-color:var(--color-error, #c62828);background:var(--color-error-bg, #fef2f2)}.question-options .option:disabled{cursor:default}.question-feedback{margin-top:20px;padding:16px;background:var(--bg-secondary, #f8f9fa);border-radius:8px}.question-feedback.correct{border-left:3px solid var(--color-success, #16a34a)}.question-feedback.wrong{border-left:3px solid var(--color-error, #c62828)}.question-feedback .feedback-answer{font-weight:600;margin-bottom:8px}.question-feedback .feedback-answer .katex{font-size:1.1em}.question-feedback .feedback-explanation{color:var(--text-secondary, #666);line-height:1.5;white-space:pre-line}.item-actions{margin-top:24px;display:flex;gap:12px;justify-content:flex-start}.guided-lesson-simple.completed .completion-message{text-align:center;padding:40px 20px;font-size:1.25rem;font-weight:600;color:var(--text-primary, #333)}.lesson-image{max-width:100%;height:auto;border-radius:4px;margin:8px 0}.integer-input-container{display:flex;align-items:center;margin-bottom:12px}.integer-input{width:200px;height:48px;padding:0 16px;font-size:1.25rem;font-weight:500;text-align:center;border:2px solid var(--border-primary, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);transition:border-color .2s ease}.integer-input:focus{outline:none;border-color:var(--text-primary, #333)}.integer-input.correct{border-color:var(--color-success, #16a34a);background:var(--color-success-bg, #f0fdf4)}.integer-input.wrong{border-color:var(--color-error, #c62828);background:var(--color-error-bg, #fef2f2)}.integer-input:disabled{cursor:default;background:var(--bg-secondary, #f8f9fa)}.text-input-container{margin-bottom:12px}.text-input{width:100%;max-width:300px;height:48px;padding:0 16px;font-size:1.1rem;border:2px solid var(--border-primary, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);transition:border-color .2s ease}.text-input:focus{outline:none;border-color:var(--text-primary, #333)}.text-input.correct{border-color:var(--color-success, #16a34a);background:var(--color-success-bg, #f0fdf4)}.text-input.wrong{border-color:var(--color-error, #c62828);background:var(--color-error-bg, #fef2f2)}.text-input:disabled{cursor:default;background:var(--bg-secondary, #f8f9fa)}.fraction-input-container{display:inline-flex;align-items:center;gap:12px;padding:12px 16px;border:2px solid var(--border-primary, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);transition:border-color .2s ease}.fraction-input-container.correct{border-color:var(--color-success, #16a34a);background:var(--color-success-bg, #f0fdf4)}.fraction-input-container.wrong{border-color:var(--color-error, #c62828);background:var(--color-error-bg, #fef2f2)}.fraction-whole{width:48px;height:48px;padding:0;font-size:1.5rem;font-weight:500;text-align:center;border:1px solid var(--border-light, #e0e0e0);border-radius:4px;background:transparent}.fraction-whole:focus{outline:none;border-color:var(--text-primary, #333)}.fraction-whole:disabled{cursor:default}.fraction-stack{display:flex;flex-direction:column;align-items:center;gap:4px}.fraction-numerator,.fraction-denominator{width:56px;height:36px;padding:0;font-size:1.25rem;font-weight:500;text-align:center;border:1px solid var(--border-light, #e0e0e0);border-radius:4px;background:transparent}.fraction-numerator:focus,.fraction-denominator:focus{outline:none;border-color:var(--text-primary, #333)}.fraction-numerator:disabled,.fraction-denominator:disabled{cursor:default}.fraction-line{width:56px;height:2px;background:var(--text-primary, #333)}.division-input-container{display:inline-flex;align-items:flex-end;gap:20px;padding:12px 16px;border:2px solid var(--border-primary, #e0e0e0);border-radius:8px;background:var(--bg-primary, #fff);transition:border-color .2s ease}.division-input-container.correct{border-color:var(--color-success, #16a34a);background:var(--color-success-bg, #f0fdf4)}.division-input-container.wrong{border-color:var(--color-error, #c62828);background:var(--color-error-bg, #fef2f2)}.division-field{display:flex;flex-direction:column;align-items:center;gap:4px}.division-label{font-size:.85rem;font-weight:500;color:var(--text-secondary, #666)}.division-quotient,.division-remainder{width:80px;height:48px;padding:0;font-size:1.5rem;font-weight:500;text-align:center;border:1px solid var(--border-light, #e0e0e0);border-radius:4px;background:transparent}.division-quotient:focus,.division-remainder:focus{outline:none;border-color:var(--text-primary, #333)}.division-quotient:disabled,.division-remainder:disabled{cursor:default}.guided-lesson-visual{margin:16px 0}.guided-lesson-visual svg{max-width:100%;height:auto}.guided-lesson-visual .custom-svg-visual{max-width:400px;width:100%;height:auto}.guided-lesson-simple .fraction-comparison-container{margin:20px 0;min-height:auto;gap:20px;flex-wrap:nowrap}.guided-lesson-simple .fraction-comparison-container .fraction-option{flex-shrink:1;min-width:0;padding:10px}.guided-lesson-simple .fraction-comparison-container .fraction-bar-container{width:280px;height:55px}.guided-lesson-simple .fraction-comparison-container .fraction-circle svg{width:120px;height:120px}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-2{grid-template-columns:repeat(2,40px);grid-template-rows:repeat(2,40px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-3{grid-template-columns:repeat(3,40px);grid-template-rows:repeat(3,40px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-4{grid-template-columns:repeat(4,35px);grid-template-rows:repeat(4,35px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-5{grid-template-columns:repeat(5,30px);grid-template-rows:repeat(5,30px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-6{grid-template-columns:repeat(6,28px);grid-template-rows:repeat(6,28px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-7{grid-template-columns:repeat(7,25px);grid-template-rows:repeat(7,25px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-8{grid-template-columns:repeat(8,22px);grid-template-rows:repeat(8,22px)}@media (max-width: 600px){.guided-lesson-simple .fraction-comparison-container{gap:10px}.guided-lesson-simple .fraction-comparison-container .fraction-option{padding:6px}.guided-lesson-simple .fraction-comparison-container .fraction-bar-container{width:140px;height:45px}.guided-lesson-simple .fraction-comparison-container .fraction-circle svg{width:80px;height:80px}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-2{grid-template-columns:repeat(2,28px);grid-template-rows:repeat(2,28px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-3{grid-template-columns:repeat(3,25px);grid-template-rows:repeat(3,25px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-4{grid-template-columns:repeat(4,22px);grid-template-rows:repeat(4,22px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-5{grid-template-columns:repeat(5,18px);grid-template-rows:repeat(5,18px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-6{grid-template-columns:repeat(6,16px);grid-template-rows:repeat(6,16px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-7{grid-template-columns:repeat(7,14px);grid-template-rows:repeat(7,14px)}.guided-lesson-simple .fraction-comparison-container .fraction-squares .fraction-grid-container.grid-cols-8{grid-template-columns:repeat(8,12px);grid-template-rows:repeat(8,12px)}.guided-lesson-simple .fraction-comparison-container .fraction-vs-section{min-width:50px}.guided-lesson-simple .fraction-comparison-container .fraction-vs-section .comparison-select{font-size:16px;padding:4px 6px;min-width:45px}}