.tus-overview{border:1px solid #c7dfe2;border-radius:16px;background:#fff;padding:18px;margin:14px 0 18px}
.tus-overview-main{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.tus-overview-copy strong{display:block;color:#1b345d;font-size:17px}.tus-overview-copy p{margin:5px 0 0;color:#536e77}
.tus-actions{display:flex;gap:9px;flex-wrap:wrap}.tus-button{display:inline-flex;align-items:center;justify-content:center;border:1px solid #1b345d;border-radius:10px;padding:10px 14px;font-weight:800;cursor:pointer;background:#fff;color:#1b345d;text-decoration:none}
.tus-button.primary{background:#1b345d;color:#fff}.tus-button:disabled{opacity:.45;cursor:not-allowed}.tus-button:focus-visible{outline:3px solid #77c9d0;outline-offset:2px}
.tus-locked-summary{margin-top:14px;padding-top:13px;border-top:1px solid #e3ecee;color:#71858c;font-size:13px;line-height:1.55}.tus-locked-summary strong{color:inherit;font-weight:500}.tus-locked-summary a{color:#0a7f8d;font-weight:850;text-decoration:none}
.tus-list{display:grid;gap:14px}.tus-question{border:1px solid #d9e6e8;border-radius:15px;background:#fff;padding:20px}.tus-question.study-card{margin:0}
.tus-list-next{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:16px;padding:20px;border:1px solid #bfdde0;border-radius:15px;background:#f7fbfb}.tus-list-next-copy{flex:1 1 380px}.tus-list-next h3{margin:0 0 6px;color:#1b345d;font-size:19px}.tus-list-next p{margin:0;color:#536e77;line-height:1.55}.tus-list-next>.tus-locked-summary{flex-basis:100%;width:100%}
.tus-question-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:13px}.tus-question-labels{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tus-index,.tus-topic{display:inline-flex;align-items:center;min-height:28px;padding:4px 9px;border-radius:999px;font-size:12px;font-weight:800}.tus-index{background:#edf4f5;color:#47616c}.tus-topic{background:#e8f6f6;color:#176879;border:1px solid #b9dfe2}
.tus-result-status{display:inline-flex;align-items:center;min-height:28px;padding:4px 9px;border-radius:999px;font-size:12px;font-weight:850}.tus-result-status.correct{background:#edf8f2;color:#237a57}.tus-result-status.wrong{background:#fff1ef;color:#b8392d}.tus-result-status.blank{background:#f1f4f5;color:#536e77}
.tus-stem{margin:0 0 17px;color:#263f50;font-size:18px;font-weight:450;line-height:1.68}.tus-stem strong{color:#1b345d;font-weight:800}
.tus-options{display:grid;gap:9px}.tus-option{position:relative;display:flex;align-items:flex-start;gap:11px;border:1px solid #cbdadd;border-radius:11px;padding:12px 13px;background:#fff;color:#263f50;cursor:pointer;line-height:1.5;transition:border-color .15s,background .15s}
.tus-option:hover{border-color:#7dbfc6}.tus-option.selected{border-color:#0cafb3;background:#eefafa;box-shadow:inset 0 0 0 1px #0cafb3}.tus-option.correct{border-color:#288a62;background:#edf8f2}.tus-option.wrong{border-color:#d95445;background:#fff1ef}.tus-option input{appearance:none;width:18px;height:18px;flex:0 0 18px;margin:3px 0 0;border:2px solid #9eb1b8;border-radius:50%;background:#fff;display:grid;place-items:center}.tus-option input::after{content:'';width:8px;height:8px;border-radius:50%;background:#0cafb3;transform:scale(0);transition:transform .12s}.tus-option input:checked{border-color:#0cafb3}.tus-option input:checked::after{transform:scale(1)}.tus-option.correct input:checked{border-color:#288a62}.tus-option.correct input:checked::after{background:#288a62}.tus-option.wrong input:checked{border-color:#d95445}.tus-option.wrong input:checked::after{background:#d95445}.tus-option input:disabled{opacity:1}.tus-option-letter{font-weight:900;color:#1b345d}.tus-option-status{margin-left:auto;font-size:12px;font-weight:900;white-space:nowrap}.tus-option.correct .tus-option-status{color:#237a57}.tus-option.wrong .tus-option-status{color:#b8392d}
.tus-check-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:16px}.tus-check{background:#1b345d;color:#fff;border:1px solid #1b345d;border-radius:10px;padding:10px 15px;font-weight:800;cursor:pointer}.tus-check:disabled{background:#dfe7e9;border-color:#dfe7e9;color:#7c8e95;cursor:not-allowed}.tus-skip{background:#fff;border-color:#9eb5bb;color:#35515f}.tus-skip:hover{border-color:#557985;background:#f5f9f9}
.tus-answer{margin-top:16px;border:1px solid #cfe0e2;border-radius:12px;background:#f8fbfb;padding:16px;color:#334e5d}.tus-answer h4{margin:0 0 8px;color:#1b345d}.tus-answer h4.correct{color:#237a57}.tus-answer h4.wrong{color:#b8392d}.tus-answer h4.blank{color:#536e77}.tus-answer p{line-height:1.58}.tus-saved-note{margin:4px 0 10px!important;color:#60767f!important;font-size:13px}.tus-analysis{margin:14px 0 0;padding-top:12px;border-top:1px solid #dce8ea}.tus-analysis summary{cursor:pointer;color:#1b345d;font-size:14px;font-weight:850}.tus-analysis ul{margin:9px 0 0;padding-left:20px}.tus-analysis li{margin:7px 0;line-height:1.5}.tus-analysis li.selected-analysis{margin-left:-6px;padding:9px 10px;border-left:3px solid #d95445;border-radius:7px;background:#fff1ef}.analysis-badge{display:inline-flex;margin-left:7px;padding:2px 7px;border-radius:999px;background:#f9d7d2;color:#a83227;font-size:11px;font-weight:850}.tus-pearl{border-left:3px solid #0cafb3;padding:8px 11px;background:#eef8f8}.tus-answer-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}.tus-answer-links a{text-decoration:none}.tus-answer-links .flash-link{display:inline-flex;padding:8px 11px;border-radius:9px;background:#e8f6f6;color:#087784;font-weight:850}.tus-answer-links .source-link{color:#60767f;font-weight:650;font-size:13px}.tus-answer-links .source-link:hover{color:#1b345d}
.tus-study{border:1px solid #c6dfe2;border-radius:17px;background:#f8fbfb;padding:18px}.tus-study-bar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;margin-bottom:14px}.tus-context{min-width:0;color:#1b345d;font-weight:850;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tus-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;color:#526c76;font-size:13px;margin:8px 0}.tus-progress{height:8px;border-radius:999px;background:#e3ecec;overflow:hidden}.tus-progress>span{display:block;height:100%;background:#0cafb3;border-radius:inherit;transition:width .2s}
.tus-nav{display:flex;justify-content:space-between;gap:12px;margin-top:14px}.tus-keyboard{margin:10px 0 0;text-align:center;color:#71858c;font-size:12px}
.tus-finish-shell{padding:18px}.tus-finish{text-align:center;border:1px solid #c8dfe2;border-radius:15px;background:#fff;padding:28px}.tus-finish h3{margin:0 0 8px;color:#1b345d}.tus-finish p{color:#536e77}.tus-finish .tus-actions{justify-content:center}.tus-finish-stats{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin:15px 0}.tus-stat{padding:6px 10px;border-radius:999px;background:#edf4f5;color:#405965;font-weight:800;font-size:13px}.tus-stat.blank{background:#f1f4f5;color:#536e77}.tus-encouragement{margin:14px auto 5px;max-width:620px}.tus-wrong-topics{margin:7px auto 18px;max-width:620px}.tus-wrong-topics strong{color:#1b345d}.tus-finish-links{display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap;margin-top:16px}.tus-panel-link{display:inline-flex;color:#0a7584;font-weight:800;text-decoration:none}.tus-tertiary-link{appearance:none;border:0;background:transparent;color:#536e77;text-decoration:underline;text-underline-offset:3px;cursor:pointer;font:inherit;font-weight:650;padding:4px}.tus-tertiary-link:hover{color:#1b345d}.tus-tertiary-link:focus-visible{outline:3px solid #77c9d0;outline-offset:2px}
.tus-favorite{display:grid;place-items:center;flex:0 0 40px;width:40px;height:40px;padding:0!important;line-height:0;border:1px solid #bfd6d9;border-radius:50%;background:#fff;color:#71858c;cursor:pointer}.tus-favorite svg{display:block;width:20px;height:20px;margin:0;fill:none;stroke:currentColor;stroke-width:1.8}.tus-favorite[aria-pressed=true]{background:#fff8e8;border-color:#d69e2e;color:#d69e2e}.tus-favorite:focus-visible{outline:3px solid #77c9d0;outline-offset:2px}
@media(max-width:640px){.tus-question{padding:16px}.tus-stem{font-size:16px}.tus-actions,.tus-actions .tus-button{width:100%}.tus-actions .tus-button{flex:1}.tus-check-row>*{flex:1}.tus-study{padding:12px}.tus-study-bar{grid-template-columns:1fr}.tus-keyboard{display:none}.tus-nav .tus-button{flex:1}.tus-option{padding:13px 11px}}