.tr-layer{display:contents}.tr-panel{pointer-events:auto;z-index:9500;background:color-mix(in srgb, var(--c-text) 72%, transparent);-webkit-backdrop-filter:blur(1.5px);backdrop-filter:blur(1.5px);position:fixed}.tr-ring{pointer-events:none;z-index:9501;box-shadow:0 0 0 3px var(--c-primary), 0 0 0 7px color-mix(in srgb, var(--c-primary) 35%, transparent);border-radius:9px;animation:1.8s ease-in-out infinite trPulse;position:fixed}@keyframes trPulse{0%,to{box-shadow:0 0 0 3px var(--c-primary), 0 0 0 6px color-mix(in srgb, var(--c-primary) 35%, transparent)}50%{box-shadow:0 0 0 3px var(--c-primary), 0 0 0 11px color-mix(in srgb, var(--c-primary) 12%, transparent)}}.tr-pop,.tr-finish{pointer-events:auto;z-index:10010;background:var(--c-surface);width:min(330px,100vw - 24px);color:var(--c-text);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:14px 16px 12px;font-size:14px;line-height:1.45;position:fixed}.tr-finish{top:50%;left:50%;transform:translate(-50%,-50%)}.tr-pop:before{content:"";background:var(--c-surface);border-radius:3px;width:14px;height:14px;position:absolute;transform:rotate(45deg)}.tr-pop.is-right:before{left:-6px;top:var(--tr-ax,28px)}.tr-pop.is-left:before{right:-6px;top:var(--tr-ax,28px)}.tr-pop.is-bottom:before{top:-6px;left:var(--tr-ax,28px)}.tr-pop.is-top:before{bottom:-6px;left:var(--tr-ax,28px)}.tr-pop.is-center:before{display:none}.tr-pop.is-shake{animation:.4s trShake}@keyframes trShake{0%,to{translate:0}20%{translate:-6px}40%{translate:6px}60%{translate:-4px}80%{translate:3px}}.tr-pop-top{align-items:center;gap:var(--space-2);margin-bottom:6px;display:flex}.tr-pop-course{color:var(--c-primary-dark);text-transform:uppercase;letter-spacing:.06em;font-size:11.5px;font-weight:700}.tr-pop-count{font:600 12px var(--font-mono);color:var(--c-text-3);margin-left:auto}.tr-pop-bars{gap:3px;margin-bottom:10px;display:flex}.tr-pop-bars i{background:var(--c-surface-2);border-radius:2px;flex:1;height:4px}.tr-pop-bars i.is-on{background:var(--c-primary)}.tr-pop-bars i.is-cur{background:var(--c-primary-dark)}.tr-pop-title{letter-spacing:-.01em;color:var(--c-text);margin:0 0 4px;font-size:16px;font-weight:700}.tr-pop-text{color:var(--c-text-2);margin:0 0 10px;font-size:13.5px}.tr-pop-need{align-items:center;gap:var(--space-2);background:var(--c-primary-50);color:var(--c-primary-darker);border-radius:8px;margin-bottom:10px;padding:7px 10px;font-size:13px;font-weight:600;display:flex}.tr-pop-need.is-done{background:var(--c-primary);color:var(--c-text-inverse)}.tr-pop-row{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.tr-spacer{flex:1}.tr-link{color:var(--c-text-3);cursor:pointer;background:0 0;border:0;padding:4px 2px;font-size:12.5px;text-decoration:underline}.tr-link:hover{color:var(--c-text)}.tr-finish-icon{background:var(--c-primary-light);width:44px;height:44px;color:var(--c-primary-dark);margin-bottom:var(--space-2);border-radius:50%;justify-content:center;align-items:center;display:flex}.tr-toast{left:50%;bottom:var(--space-6);z-index:10020;border-radius:var(--radius);background:var(--c-text);max-width:calc(100vw - 24px);color:var(--c-text-inverse);box-shadow:var(--shadow-lg);pointer-events:none;padding:9px 16px;font-size:13px;font-weight:500;animation:.2s trToastIn;position:fixed;transform:translate(-50%)}@keyframes trToastIn{0%{opacity:0}to{opacity:1}}.tr-banner{height:var(--sbx-h,36px);z-index:9600;background:var(--c-warning-light);border-bottom:1px solid var(--c-warning);color:var(--c-text);white-space:nowrap;align-items:center;gap:10px;padding:0 18px;font-size:13px;display:flex;position:fixed;top:0;left:0;right:0;overflow:hidden}.tr-banner b{font-weight:700}.tr-banner-text{color:var(--c-text-2);text-overflow:ellipsis;overflow:hidden}.tr-banner .tr-banner-btn{border-color:var(--c-warning);background:var(--c-surface);height:26px;font-size:12.5px}html.is-sandbox{--sbx-h:36px}html.is-sandbox body{padding-top:var(--sbx-h)}html.is-sandbox .app-layout,html.is-sandbox .pg-root,html.is-sandbox .mp-root{height:calc(100vh - var(--sbx-h))}@media (width<=768px){html.is-sandbox .sidebar{top:var(--sbx-h)}.tr-banner{gap:6px;padding:0 10px}.tr-banner-text{display:none}}.btn.training-help{width:34px;height:34px;color:var(--c-primary-dark);border-color:var(--c-primary);border-radius:50%;flex:none;justify-content:center;padding:0;font-weight:700}.btn.training-help:hover{background:var(--c-primary-50)}.fp-head>.training-help{margin-left:auto}.fp-head>.training-help+.fp-actions{margin-left:0}.tr-hintbox{background:var(--c-primary-50);border:1px solid var(--c-primary-light);border-radius:var(--radius);margin-bottom:var(--space-4);color:var(--c-primary-darker);align-items:center;gap:10px;padding:10px 14px;font-size:13.5px;display:flex}.tr-hintbox svg{flex:none}.tr-empty{text-align:center;color:var(--c-text-3);padding:60px 20px}.tr-courses{grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:14px;display:grid}.tr-course{gap:var(--space-2);background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs);flex-direction:column;padding:16px 16px 14px;display:flex}.tr-course-title{color:var(--c-text);margin:0;font-size:15.5px;font-weight:700}.tr-course-desc{color:var(--c-text-2);margin:0;font-size:13.5px}.tr-course-meta{gap:var(--space-2);color:var(--c-text-3);flex-wrap:wrap;align-items:center;font-size:12px;display:flex}.tr-course-perms{flex-wrap:wrap;gap:4px;display:flex}.tr-perm{font:500 11px var(--font-mono);background:var(--c-surface-2);color:var(--c-text-2);border-radius:5px;padding:1px 6px}.tr-perm.is-no{background:var(--c-danger-light);color:var(--c-danger);text-decoration:line-through}.tr-course-steps{border-top:1px solid var(--c-border);padding-top:var(--space-2)}.tr-course-steps summary{cursor:pointer;color:var(--c-text-2);font-size:13px;font-weight:600}.tr-course-steps ol{flex-direction:column;gap:4px;margin:8px 0 0;padding-left:20px;font-size:13px;display:flex}.tr-kind{background:var(--c-primary-light);color:var(--c-primary-darker);border-radius:4px;margin-left:4px;padding:0 5px;font-size:10.5px;font-weight:700;display:inline-block}.tr-kind.is-info{background:var(--c-info-light);color:var(--c-info)}.tr-course-foot{align-items:center;gap:var(--space-2);margin-top:auto;padding-top:6px;display:flex}.tr-new-pill{background:var(--c-primary);color:var(--c-text-inverse);border-radius:var(--radius-full);margin-left:auto;padding:1px 7px;font-size:10px;font-weight:700}.tr-welcome{z-index:10030;background:color-mix(in srgb, var(--c-text) 62%, transparent);justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.tr-welcome-box{background:var(--c-surface);color:var(--c-text);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-width:460px;padding:24px 26px 20px}.tr-welcome-title{letter-spacing:-.01em;margin:0 0 6px;font-size:20px;font-weight:700}.tr-welcome-box p{color:var(--c-text-2);margin:0 0 12px}.tr-welcome-box ul{color:var(--c-text-2);flex-direction:column;gap:3px;margin:0 0 16px;padding-left:18px;list-style:outside;display:flex}.tr-welcome-row{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}@media (prefers-reduced-motion:reduce){.tr-ring,.tr-pop.is-shake,.tr-toast{animation:none}}