*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0}body{background:#f7f8fa;color:#333;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:1rem;line-height:1.6;min-height:100vh}@media(prefers-color-scheme:dark){body{background:#1c1e21;color:#e4e6eb}}h1,h2,h3,h4,h5,h6{font-weight:600;margin-bottom:1rem;margin-top:0}h1{font-size:1.75rem}p{margin:.5rem 0}a{color:#3498db;text-decoration:none}a:hover{text-decoration:underline}code{background:#f7f8fa;border-radius:4px;font-family:Courier New,Consolas,Monaco,monospace;font-size:.85rem;padding:.25rem .5rem}@media(prefers-color-scheme:dark){code{background:#3a3b3c}}.text-center{text-align:center}.text-left{text-align:left}.text-muted{color:#65676b}@media(prefers-color-scheme:dark){.text-muted{color:#b0b3b8}}.text-error{color:#e74c3c}.nowrap{white-space:nowrap}.ttrs-container{margin:0 auto;max-width:600px;padding:2rem}.ttrs-card{background:#fff;border:1px solid #e4e6eb;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.1);padding:2rem}@media(prefers-color-scheme:dark){.ttrs-card{background:#242526;border-color:#3a3b3c;box-shadow:0 2px 8px rgba(0,0,0,.3)}}.ttrs-page{align-items:center;display:flex;flex-direction:column;justify-content:center;min-height:100vh;padding:2rem}.ttrs-page--challenge{flex-direction:column;margin:0 auto;max-width:50rem}.ttrs-error__title{color:#e74c3c;margin-top:0}.ttrs-error__details{margin:1rem 0}.ttrs-loader{width:50px}.ttrs-loader circle{fill:#333}@media(prefers-color-scheme:dark){.ttrs-loader circle{fill:#e4e6eb}}.ttrs-loader.playing circle{animation:ttrs-fade .5s infinite}.ttrs-loader.paused circle{animation:none}.ttrs-loader.success circle{animation:none;fill:#22c55e!important;opacity:1!important}.ttrs-loader.error circle{animation:none;fill:#ef4444!important;opacity:1!important}@keyframes ttrs-fade{0%{opacity:.3}50%{opacity:1}to{opacity:.3}}.ttrs-accordion__item{border:1px solid #e4e6eb;border-radius:4px;margin-bottom:.5rem;overflow:hidden}@media(prefers-color-scheme:dark){.ttrs-accordion__item{border-color:#3a3b3c}}.ttrs-accordion input[type=radio]{display:none}.ttrs-accordion__label{cursor:pointer;display:block;font-weight:600;padding:1rem;transition:background-color .1s ease;user-select:none}.ttrs-accordion__label:hover{background-color:#f7f8fa}@media(prefers-color-scheme:dark){.ttrs-accordion__label:hover{background-color:#242526}}input[type=radio]:checked+.ttrs-accordion__label{background-color:#f7f8fa}@media(prefers-color-scheme:dark){input[type=radio]:checked+.ttrs-accordion__label{background-color:#242526}}.ttrs-accordion__content{max-height:0;overflow:hidden;transition:max-height .1s ease}input[type=radio]:checked~.ttrs-accordion__content{max-height:500px}.ttrs-accordion__code{background:#f7f8fa;border-top:1px solid #e4e6eb;display:block;font-family:Courier New,Consolas,Monaco,monospace;font-size:.85rem;overflow-x:auto;padding:1rem;white-space:pre-wrap;word-wrap:break-word}@media(prefers-color-scheme:dark){.ttrs-accordion__code{background:#242526;border-top-color:#3a3b3c}}.ttrs-form{background:#fff;border:1px solid #e4e6eb;border-radius:4px;padding:1.5rem}@media(prefers-color-scheme:dark){.ttrs-form{background:#1c1e21;border-color:#3a3b3c}}.ttrs-form__label{display:block;font-weight:600;margin-bottom:.5rem}.ttrs-form__input{border:1px solid #e4e6eb;border-radius:4px;box-sizing:border-box;font-family:inherit;font-size:1rem;padding:.75rem;transition:border-color .2s ease,box-shadow .2s ease;width:100%}.ttrs-form__input:focus{border-color:#3498db;box-shadow:0 0 0 3px rgba(52,152,219,.1);outline:none}@media(prefers-color-scheme:dark){.ttrs-form__input{background:#242526;border-color:#3a3b3c;color:#e4e6eb}.ttrs-form__input:focus{border-color:#3498db;box-shadow:0 0 0 3px rgba(52,152,219,.2)}}.ttrs-form__button{background:#3498db;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:1rem;font-weight:600;margin-top:1rem;padding:.75rem;transition:background-color .2s ease;width:100%}.ttrs-form__button:hover{background:#2980b9}.ttrs-form__button:active{background:#21618c}.ttrs-section{margin:1rem 0;width:100%}.ttrs-footer,.ttrs-header{text-align:center;width:100%}.ttrs-footer{margin-top:2rem}.ttrs-footer p{color:#65676b;margin:.5rem 0}@media(prefers-color-scheme:dark){.ttrs-footer p{color:#b0b3b8}}.ttrs-footer small{font-size:.75rem}html.js .no-js,html.no-js .js,html.no-scripts .scripts,html.scripts .no-scripts{display:none!important}