:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#262a34;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--react-blue: #58c4dc;--react-grey: #262a34}body{margin:0;min-width:320px;min-height:100vh;width:100%}#root{width:100%;min-height:100vh}.app{min-height:100vh;background:#20232a;position:relative;overflow:hidden;width:100%;display:flex;flex-direction:column}.hero-section{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;width:100%}.hero-content{text-align:center;max-width:800px;width:100%;z-index:2;position:relative;margin:0 auto}.hero-animation{position:absolute;top:0;left:0;right:0;bottom:0;z-index:1}.floating-shapes{position:relative;width:100%;height:100%}.shape{position:absolute;border-radius:50%;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:float 6s ease-in-out infinite}.shape-1{width:80px;height:80px;top:20%;left:10%;animation-delay:0s}.shape-2{width:120px;height:120px;top:60%;right:15%;animation-delay:2s}.shape-3{width:60px;height:60px;bottom:30%;left:20%;animation-delay:4s}.shape-4{width:100px;height:100px;top:10%;right:30%;animation-delay:1s}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(180deg)}}.hero-title{font-size:4rem;font-weight:800;color:#fff;margin:0 0 1.5rem;text-shadow:0 4px 8px rgba(0,0,0,.2);line-height:1.1}.gradient-text{background:linear-gradient(135deg,#61dafb,#fff,#61dafb);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradient-shift 3s ease-in-out infinite}@keyframes gradient-shift{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.hero-subtitle{font-size:1.25rem;color:#ffffffe6;margin:0 0 3rem;line-height:1.6;max-width:600px;margin-left:auto;margin-right:auto}.hero-stats{display:flex;justify-content:center;gap:3rem;margin-bottom:3rem;flex-wrap:wrap}.stat{display:flex;flex-direction:column;align-items:center;background:#ffffff1a;padding:1.5rem;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);min-width:120px}.stat-number{font-size:2.5rem;font-weight:700;color:#61dafb;margin-bottom:.5rem}.stat-label{font-size:.875rem;color:#fffc;text-transform:uppercase;letter-spacing:.5px;font-weight:600}.hero-actions{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}.cta-button{padding:1rem 2rem;border-radius:16px;font-size:1.125rem;font-weight:600;cursor:pointer;transition:all .3s ease;border:none;min-width:180px;position:relative;overflow:hidden}.cta-button.primary{background:#61dafb;color:#20232a;box-shadow:0 8px 25px #61dafb4d;font-weight:700}.cta-button.primary:hover{transform:translateY(-3px);box-shadow:0 12px 35px #61dafb66;background:#5ad0eb}.cta-button.secondary{background:#ffffff1a;color:#fff;border:2px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.cta-button.secondary:hover{background:#fff3;border-color:#ffffff80;transform:translateY(-2px)}.back-button{position:fixed;top:2rem;left:2rem;padding:.75rem 1.5rem;background:#ffffff1a;color:#fff;border:2px solid rgba(255,255,255,.2);border-radius:12px;cursor:pointer;font-weight:600;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease;z-index:1000}.back-button:hover{background:#fff3;border-color:#fff6;transform:translateY(-2px)}.last-quiz-stats{position:fixed;bottom:2rem;right:2rem;background:#ffffff1a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:16px;padding:1.5rem;color:#fff;border:1px solid rgba(255,255,255,.2);max-width:300px;z-index:1000}.last-quiz-stats h3{margin:0 0 1rem;font-size:1rem;font-weight:600}.quick-stats{display:flex;flex-direction:column;gap:.5rem;font-size:.875rem}.quick-stats span{opacity:.9}@media (max-width: 768px){.hero-section{padding:1rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.125rem}.hero-stats{flex-direction:column;gap:1rem;align-items:center}.stat{min-width:100px;padding:1rem}.stat-number{font-size:2rem}.hero-actions{flex-direction:column;align-items:center}.cta-button{width:100%;max-width:300px}.back-button{top:1rem;left:1rem;padding:.5rem 1rem;font-size:.875rem}.last-quiz-stats{bottom:1rem;right:1rem;left:1rem;max-width:none}}.question-card{background:#61dafb1a;border:2px solid #61dafb;border-radius:20px;padding:2rem;margin:1rem 0;box-shadow:0 20px 40px #0000001a;color:#fff;position:relative;overflow:hidden}.question-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#61dafb0d;pointer-events:none;border-radius:18px}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;position:relative;z-index:1}.question-meta{display:flex;gap:.5rem}.category-badge,.difficulty-badge{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.category-badge{background:#fff3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.difficulty-badge{background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.difficulty-badge.beginner{background:#22c55e4d}.difficulty-badge.intermediate{background:#fbbf244d}.difficulty-badge.advanced{background:#ef44444d}.question-type{font-size:.875rem;opacity:.8;text-transform:capitalize}.question-content{position:relative;z-index:1}.question-text{font-size:1.25rem;font-weight:600;line-height:1.6;margin-bottom:1.5rem;color:#fff}.question-options{display:flex;flex-direction:column;gap:.75rem}.question-options.true-false{flex-direction:row;gap:1rem}.answer-option{display:flex;align-items:center;padding:1rem 1.25rem;background:#ffffff1a;border:2px solid transparent;border-radius:12px;color:#fff;font-size:1rem;cursor:pointer;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.answer-option:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .5s ease}.answer-option:hover:before{left:100%}.answer-option:hover{background:#ffffff26;border-color:#ffffff4d;transform:translateY(-2px)}.answer-option.selected{background:#61dafb4d;border-color:#61dafb;box-shadow:0 0 20px #61dafb4d}.answer-option.correct{background:#22c55e4d;border-color:#22c55e;box-shadow:0 0 20px #22c55e4d}.answer-option.incorrect{background:#ef44444d;border-color:#ef4444;box-shadow:0 0 20px #ef44444d}.answer-option.disabled{cursor:not-allowed;opacity:.7}.option-letter{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background:#fff3;border-radius:50%;font-weight:600;margin-right:1rem;flex-shrink:0}.option-text{flex:1;text-align:left}.code-challenge{margin-top:1rem}.code-editor{background:#0000004d;border-radius:12px;padding:1rem;margin-bottom:1rem}.code-input{width:100%;min-height:200px;background:transparent;border:none;color:#fff;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.875rem;line-height:1.5;resize:vertical;outline:none}.code-input::placeholder{color:#ffffff80}.code-example{margin-bottom:1rem}.code-example summary{cursor:pointer;padding:.75rem 1rem;background:#61dafb26;border:2px solid rgba(97,218,251,.3);border-radius:8px;margin-bottom:.75rem;font-weight:600;color:#61dafb;transition:all .3s ease;list-style:none;-webkit-user-select:none;user-select:none}.code-example summary:hover{background:#61dafb40;border-color:#61dafb80}.code-example summary::-webkit-details-marker{display:none}.code-example[open] summary{border-bottom-left-radius:0;border-bottom-right-radius:0;margin-bottom:0}.code-example pre{background:#0006;border:2px solid rgba(97,218,251,.3);border-top:none;padding:1.25rem;border-radius:0 0 8px 8px;overflow-x:auto;margin:0;font-family:Monaco,Menlo,Ubuntu Mono,Courier New,monospace;font-size:.875rem;line-height:1.6}.code-example code{color:#61dafb;font-family:inherit;white-space:pre}.code-example pre::-webkit-scrollbar{height:8px}.code-example pre::-webkit-scrollbar-track{background:#0003;border-radius:4px}.code-example pre::-webkit-scrollbar-thumb{background:#61dafb4d;border-radius:4px}.code-example pre::-webkit-scrollbar-thumb:hover{background:#61dafb80}.open-ended{margin-top:1rem}.open-ended-input{width:100%;box-sizing:border-box;background:#ffffff1a;border:2px solid rgba(255,255,255,.2);border-radius:12px;padding:1rem;color:#fff;font-size:1rem;line-height:1.5;resize:vertical;outline:none;transition:border-color .3s ease}.open-ended-input:focus{border-color:#fff6}.open-ended-input::placeholder{color:#ffffff80}.explanation{margin-top:1.5rem;padding:1.5rem;background:#ffffff1a;border-radius:12px;border-left:4px solid #22c55e;position:relative;z-index:1}.explanation h4{margin:0 0 .5rem;color:#22c55e;font-size:1rem;font-weight:600}.explanation p{margin:0;line-height:1.6;opacity:.9}@media (max-width: 768px){.question-card{padding:1.5rem;margin:.5rem 0}.question-text{font-size:1.125rem}.question-options.true-false{flex-direction:column}.answer-option{padding:.875rem 1rem}.option-letter{width:1.75rem;height:1.75rem;margin-right:.75rem}}.progress-container{margin:2rem 0;padding:0 1rem}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.progress-text{font-size:.875rem;font-weight:600;color:#fffc}.progress-percentage{font-size:.875rem;font-weight:600;color:#61dafb}.progress-bar{width:100%;height:8px;background:#ffffff1a;border-radius:4px;overflow:hidden;margin-bottom:1rem}.progress-fill{height:100%;background:#61dafb;border-radius:4px;transition:width .5s ease;position:relative}.progress-fill.animated:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-dots{display:flex;justify-content:space-between;align-items:center;gap:.5rem}.progress-dot{width:12px;height:12px;border-radius:50%;background:#fff3;transition:all .3s ease;position:relative}.progress-dot.completed{background:#22c55e;box-shadow:0 0 8px #22c55e66}.progress-dot.current{background:#61dafb;box-shadow:0 0 8px #61dafb66;animation:pulse 1.5s infinite}.progress-dot.pending{background:#fff3}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}@media (max-width: 768px){.progress-container{margin:1.5rem 0;padding:0 .5rem}.progress-dots{gap:.25rem}.progress-dot{width:10px;height:10px}}.timer-container{display:flex;align-items:center;gap:1rem;padding:1rem;background:#ffffff1a;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.timer-display{position:relative}.timer-circle{width:80px;height:80px;border-radius:50%;background:conic-gradient(var(--color) 0deg,var(--color) calc(var(--progress) * 3.6deg),rgba(255,255,255,.1) calc(var(--progress) * 3.6deg),rgba(255,255,255,.1) 360deg);display:flex;align-items:center;justify-content:center;position:relative;transition:all .3s ease}.timer-circle:before{content:"";position:absolute;width:60px;height:60px;background:#0000004d;border-radius:50%;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.timer-text{font-size:1.25rem;font-weight:700;color:#fff;z-index:1;font-family:Monaco,Menlo,Ubuntu Mono,monospace;text-shadow:0 2px 4px rgba(0,0,0,.3)}.timer-controls{display:flex;align-items:center}.timer-button{width:40px;height:40px;border:none;border-radius:50%;background:#fff3;color:#fff;font-size:1.25rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.timer-button:hover:not(:disabled){background:#ffffff4d;transform:scale(1.1)}.timer-button:disabled{opacity:.5;cursor:not-allowed}.timer-button:active{transform:scale(.95)}@media (max-width: 768px){.timer-container{padding:.75rem;gap:.75rem}.timer-circle{width:60px;height:60px}.timer-circle:before{width:45px;height:45px}.timer-text{font-size:1rem}.timer-button{width:35px;height:35px;font-size:1rem}}.quiz-container{min-height:100vh;background:#20232a;padding:2rem;display:flex;flex-direction:column}.quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding:0 1rem}.quiz-title h1{color:#fff;font-size:2.5rem;font-weight:700;margin:0 0 .5rem;text-shadow:0 4px 8px rgba(0,0,0,.2)}.quiz-title p{color:#fffc;font-size:1.125rem;margin:0}.quiz-content{flex:1;display:flex;flex-direction:column;justify-content:center;max-width:800px;margin:0 auto;width:100%}.quiz-controls{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding:0 1rem;gap:1rem}.control-center{flex:1;display:flex;justify-content:center;align-items:center}.review-counter{font-size:1rem;font-weight:600;color:#fffc;padding:.5rem 1rem;background:#61dafb1a;border-radius:12px}.btn-primary,.btn-secondary,.btn-outline{padding:.875rem 1.5rem;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;border:none;min-width:120px}.btn-primary{background:#61dafb;color:#20232a;box-shadow:0 4px 12px #61dafb4d;font-weight:700}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #61dafb66;background:#5ad0eb}.btn-secondary{background:#ffffff1a;color:#fff;border:2px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover:not(:disabled){background:#fff3;border-color:#ffffff4d}.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3)}.btn-outline:hover:not(:disabled){background:#ffffff1a;border-color:#ffffff80}.btn-primary:disabled,.btn-secondary:disabled{opacity:.5;cursor:not-allowed;transform:none}.quiz-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;color:#fff}.loading-spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.2);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.quiz-results{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:2rem}.results-container{background:#ffffff1a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:24px;padding:3rem;text-align:center;color:#fff;max-width:600px;width:100%;border:1px solid rgba(255,255,255,.2)}.results-container h1{font-size:2.5rem;font-weight:700;margin:0 0 2rem;text-shadow:0 4px 8px rgba(0,0,0,.2)}.score-display{margin-bottom:2rem}.score-circle{width:150px;height:150px;border-radius:50%;background:#61dafb;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto 1rem;box-shadow:0 10px 30px #61dafb4d;position:relative}.score-circle:before{content:"";position:absolute;width:130px;height:130px;background:#ffffff1a;border-radius:50%}.score-number{font-size:3rem;font-weight:700;color:#20232a;z-index:1}.score-label{font-size:1rem;font-weight:600;opacity:.9;z-index:1}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:2rem}.stat-item{background:#ffffff1a;padding:1.5rem;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.stat-number{display:block;font-size:2rem;font-weight:700;color:#3b82f6;margin-bottom:.25rem}.stat-label{font-size:.875rem;opacity:.8;text-transform:uppercase;letter-spacing:.5px}.results-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}@media (max-width: 768px){.quiz-container{padding:1rem}.quiz-header{flex-direction:column;gap:1rem;text-align:center}.quiz-title h1{font-size:2rem}.quiz-controls{flex-direction:column;gap:1rem}.control-center{order:-1}.results-container{padding:2rem}.results-container h1{font-size:2rem}.score-circle{width:120px;height:120px}.score-circle:before{width:100px;height:100px}.score-number{font-size:2.5rem}.stats-grid{grid-template-columns:1fr}.results-actions{flex-direction:column}}.browse-container{min-height:100vh;background:#20232a;color:#fff;padding:2rem}.browse-header{text-align:center;margin-bottom:3rem}.browse-header h1{font-size:3rem;font-weight:800;color:#61dafb;margin:0 0 .5rem}.browse-header p{font-size:1.125rem;color:#fffc;margin:0 0 1.5rem}.quiz-builder-controls{display:flex;flex-direction:column;align-items:center;gap:1rem;margin-top:1.5rem}.btn-toggle-builder{padding:.75rem 1.5rem;background:#61dafb33;border:2px solid #61dafb;border-radius:12px;color:#61dafb;font-weight:600;font-size:.875rem;cursor:pointer;transition:all .3s ease;outline:none}.btn-toggle-builder:hover{background:#61dafb4d;transform:translateY(-2px);box-shadow:0 4px 12px #61dafb4d}.btn-toggle-builder.active{background:#61dafb66;border-color:#5ad0eb}.builder-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;justify-content:center;padding:1rem;background:#61dafb1a;border-radius:12px;border:2px solid rgba(97,218,251,.2)}.selected-count{font-weight:600;color:#61dafb;font-size:.9375rem}.btn-select-all,.btn-create-quiz{padding:.625rem 1.25rem;border-radius:8px;font-weight:600;font-size:.875rem;cursor:pointer;transition:all .3s ease;outline:none;border:2px solid}.btn-select-all{background:#ffffff1a;border-color:#ffffff4d;color:#fff}.btn-select-all:hover{background:#fff3;border-color:#ffffff80}.btn-create-quiz{background:#22c55e33;border-color:#22c55e;color:#22c55e}.btn-create-quiz:hover:not(:disabled){background:#22c55e4d;transform:translateY(-2px);box-shadow:0 4px 12px #22c55e4d}.btn-create-quiz:disabled{opacity:.5;cursor:not-allowed}.browse-filters{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap;align-items:flex-start}.search-box{flex:1;min-width:250px}.search-input{width:50%;padding:.875rem 1.25rem;border-radius:12px;border:2px solid #61dafb;background:#61dafb1a;color:#fff;font-size:1rem;outline:none;transition:all .3s ease}.search-input:focus{background:#61dafb26;border-color:#5ad0eb;box-shadow:0 0 20px #61dafb33}.search-input::placeholder{color:#ffffff80}.filter-group{display:flex;flex-direction:column;gap:.5rem}.filter-group label{font-size:.875rem;font-weight:600;color:#fffc}.filter-select{padding:.875rem 1.25rem;border-radius:12px;border:2px solid #61dafb;background:#61dafb1a;color:#fff;font-size:.875rem;cursor:pointer;outline:none;transition:all .3s ease}.filter-select:hover{background:#61dafb26;border-color:#5ad0eb}.filter-select option{background:#20232a;color:#fff}.questions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:1.5rem;margin-bottom:2rem;align-items:start}.question-card-browse{background:#61dafb0d;border:2px solid rgba(97,218,251,.2);border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .3s ease;position:relative;display:flex;flex-direction:column}.question-card-browse.selected{background:#22c55e26;border-color:#22c55e;box-shadow:0 0 20px #22c55e33}.question-card-browse.quiz-builder-mode{cursor:pointer}.question-select-checkbox{position:absolute;top:.5rem;right:.5rem;z-index:10}.question-select-checkbox input[type=checkbox]{width:1.5rem;height:1.5rem;cursor:pointer;accent-color:#22c55e;margin:0}.question-card-browse:hover{background:#61dafb1a;border-color:#61dafb;transform:translateY(-4px);box-shadow:0 8px 24px #61dafb33}.question-card-browse.expanded{border-color:#61dafb;box-shadow:0 8px 24px #61dafb4d}.question-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-right:3rem}.category-badge{padding:.25rem .75rem;background:#61dafb33;border:1px solid #61dafb;color:#61dafb;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.difficulty-badge{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:capitalize}.difficulty-badge.beginner{background:#22c55e33;border:1px solid #22c55e;color:#22c55e}.difficulty-badge.intermediate{background:#fbbf2433;border:1px solid #fbbf24;color:#fbbf24}.difficulty-badge.advanced{background:#ef444433;border:1px solid #ef4444;color:#ef4444}.question-title{font-size:1.125rem;font-weight:600;color:#fff;margin:0 0 1rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.question-meta{display:flex;justify-content:space-between;align-items:center;gap:1rem;font-size:.875rem;color:#fff9}.question-type{text-transform:capitalize;font-weight:600}.has-explanation{display:flex;align-items:center;gap:.25rem}.btn-show-answer{margin-top:1rem;padding:.75rem 1.5rem;background:#61dafb33;border:2px solid #61dafb;border-radius:12px;color:#61dafb;font-weight:600;font-size:.875rem;cursor:pointer;transition:all .3s ease;align-self:flex-start;outline:none}.btn-show-answer:hover{background:#61dafb4d;transform:translateY(-2px);box-shadow:0 4px 12px #61dafb4d}.btn-show-answer:active{transform:translateY(0)}.answer-section{margin-top:1.5rem;padding-top:1.5rem;border-top:2px solid rgba(97,218,251,.2);display:flex;flex-direction:column;gap:1.5rem;animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.answer-display{display:flex;flex-direction:column;gap:.75rem}.answer-label{font-size:.875rem;font-weight:600;color:#22c55e;text-transform:uppercase;letter-spacing:.5px}.answer-content{display:flex;align-items:center;gap:1rem;padding:1rem;background:#22c55e1a;border:2px solid rgba(34,197,94,.3);border-radius:12px}.answer-option-letter{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background:#22c55e4d;border:2px solid #22c55e;border-radius:50%;font-weight:700;color:#22c55e;flex-shrink:0}.answer-text{color:#fff;font-size:1rem;font-weight:500;line-height:1.5}.answer-code{margin:0;padding:1rem;background:#0000004d;border-radius:8px;color:#61dafb;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.875rem;line-height:1.6;overflow-x:auto;white-space:pre-wrap;word-break:break-word}.explanation-section{padding:1.25rem;background:#61dafb1a;border-left:4px solid #61dafb;border-radius:8px}.explanation-title{margin:0 0 .75rem;color:#61dafb;font-size:1rem;font-weight:600}.explanation-text{margin:0;color:#ffffffe6;line-height:1.6;font-size:.9375rem}.no-results{text-align:center;padding:4rem 2rem;color:#fff9}.no-results p{font-size:1.25rem;margin-bottom:1.5rem}.btn-clear-filters{padding:.875rem 1.5rem;background:#61dafb;color:#20232a;border:none;border-radius:12px;font-weight:700;cursor:pointer;transition:all .3s ease}.btn-clear-filters:hover{background:#5ad0eb;transform:translateY(-2px);box-shadow:0 4px 12px #61dafb4d}@media (max-width: 768px){.browse-container{padding:1rem}.browse-header h1{font-size:2rem}.browse-filters{flex-direction:column}.questions-grid{grid-template-columns:1fr}.question-card-browse{padding:1.25rem}.question-title{font-size:1rem}.btn-show-answer{width:100%}.answer-content{flex-direction:column;align-items:flex-start;gap:.5rem}.answer-code{font-size:.75rem}}
