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24px}}.rs-loading{background:var(--color-page-bg);justify-content:center;align-items:center;min-height:100svh;display:flex}.rs-empty{flex:1;justify-content:center;align-items:center;display:flex}.rs-error{background:var(--color-page-bg);justify-content:center;align-items:center;min-height:100svh;display:flex}.rs-toolbar{align-items:center;gap:12px;margin-bottom:20px;display:flex}.rs-toolbar .ant-btn{min-width:44px;min-height:44px}.rs-progress{text-align:center;color:var(--color-text);flex:1;font-size:15px}.rs-progress-bar{background:var(--color-divider);border-radius:999px;height:4px;margin-top:8px;overflow:hidden}.rs-progress-bar-fill{background:var(--color-primary);transform-origin:0;width:100%;height:100%;transform:scaleX(var(--progress,0));transition:transform .2s var(--ease-out);border-radius:999px}.rs-card{border:1px solid var(--color-card-border);background:var(--color-card-bg);box-shadow:var(--shadow-sm);border-radius:12px;flex:1}.rs-card .ant-card-body{padding:24px}@media (width<=767px){.rs-card .ant-card-body{padding:16px}}.rs-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;display:flex}.rs-image{object-fit:contain;border:1px solid var(--color-card-border);border-radius:8px;max-width:100%;max-height:40vh;margin:0 auto 16px;display:block}.rs-stem{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;color:var(--color-text);font-size:16px;line-height:1.7}.rs-reveal-btn{min-width:200px;height:48px;margin:24px auto 0;font-size:16px;font-weight:600;display:block}.rs-answers{border-top:1px solid var(--color-divider);margin-top:16px;padding-top:16px}.rs-answer-row{background:var(--color-answer-row-bg);border-radius:10px;justify-content:space-between;gap:16px;margin-bottom:8px;padding:10px 14px;display:flex}.rs-answer-row .ant-typography{overflow-wrap:anywhere;word-break:break-word}.rs-analysis{background:linear-gradient(135deg, var(--color-analysis-gradient-from) 0%, var(--color-analysis-gradient-to) 100%);border:1px solid var(--color-analysis-border);border-radius:10px;margin-top:14px;padding:12px}.rs-analysis .ant-typography{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;color:var(--color-text-secondary);font-size:14px}.rs-actions{justify-content:center;gap:16px;margin-top:24px;display:flex}.rs-actions .ant-btn{min-width:140px;height:48px;font-size:16px;font-weight:600}@media (width<=767px){.rs-actions{flex-direction:column-reverse}.rs-actions .ant-btn{width:100%}}.rs-done{flex:1;justify-content:center;align-items:center;display:flex}.rs-done-card{text-align:center;border:1px solid var(--color-card-border);background:var(--color-card-bg);box-shadow:var(--shadow-sm);border-radius:12px;width:100%;max-width:500px;padding:40px 32px}.rs-done-icon{color:var(--color-success-text);margin-bottom:12px;font-size:56px}.rs-done-stats{margin-bottom:16px}.rs-done-tip{text-align:left;max-width:420px;margin:0 auto 16px}.rs-q-number-tag{color:var(--color-warm-tag-text);background:var(--color-warm-tag);border-color:var(--color-warm-tag)}.rs-kp-tag{color:var(--color-primary);background:var(--color-primary-bg);border-color:var(--color-primary-bg)}.rs-wrong-btn{background:var(--color-warm-tag);border-color:var(--color-warm-tag);color:var(--color-warm-tag-text)}.rs-wrong-btn:hover,.rs-wrong-btn:focus{background:var(--color-warm-tag-text)!important;border-color:var(--color-warm-tag-text)!important;color:var(--color-on-primary)!important}.rs-stat-correct{color:var(--color-success-text)}.rs-stat-wrong{color:var(--color-warm-tag-text)}.rs-done-card{animation:rs-done-in .25s var(--ease-out)}@keyframes rs-done-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.rs-done-card{animation:none}.rs-progress-bar-fill{transition:none}@media print{.no-print{display:none!important}}.auth-page{min-height:100dvh;padding:24px max(16px, env(safe-area-inset-right)) 24px max(16px, env(safe-area-inset-left));box-sizing:border-box;background:var(--color-page-bg);justify-content:center;align-items:center;display:flex}.auth-card{border:1px solid var(--color-card-border);background:var(--color-card-bg);width:100%;max-width:420px;box-shadow:var(--shadow-sm);border-radius:16px}.auth-card .ant-card-body{padding:32px 28px}@media (width<=767px){.auth-card .ant-card-body{padding:24px 20px}}.auth-brand{text-align:center;flex-direction:column;align-items:center;margin-bottom:24px;display:flex}.auth-logo{object-fit:contain;width:44px;height:44px;margin-bottom:12px;display:inline-block}.auth-card .ant-input-outlined,.auth-card .ant-btn{min-height:44px}.auth-footer,.auth-footer-row{text-align:center;margin-top:8px}.auth-footer-link{color:var(--color-text-muted);font-size:12px}.auth-inline-link{color:var(--color-primary);margin-left:4px}.theme-segmented-control{background:var(--color-segmented-bg,#efefef);isolation:isolate;border-radius:10px;width:fit-content;padding:3px;display:flex;position:relative}.theme-segmented-slider{background:var(--color-card-bg);width:calc(33.3333% - 2px);transition:transform .25s var(--ease-out,ease-out);z-index:0;border-radius:8px;position:absolute;top:3px;bottom:3px;left:3px;box-shadow:0 1px 3px #0000001f}@media (prefers-reduced-motion:reduce){.theme-segmented-slider{transition:none}}.theme-segmented-option{z-index:1;min-width:80px;color:var(--color-text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:8px 14px;font-family:inherit;font-size:12px;line-height:1.2;transition:color .2s;display:flex;position:relative}.theme-segmented-option.active,.theme-segmented-option:hover:not(.active){color:var(--color-text)}.theme-segmented-icon{justify-content:center;align-items:center;width:20px;height:20px;display:flex}.theme-segmented-label{white-space:nowrap}.global-footer{box-sizing:border-box;text-align:center;flex-shrink:0;width:100%;padding:16px 16px 24px}.global-footer-icp{color:var(--color-footer-icp);font-size:12px;text-decoration:none;transition:color .2s}.global-footer-icp:hover{color:var(--color-footer-icp-hover);text-decoration:underline}}}