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.18s;display:grid}.lab-step[data-complete=true]{background:#f8fdf9;border-color:#0f8a5f59}.lab-step-index{background:var(--subtle);color:#425067;border-radius:8px;place-items:center;width:32px;height:32px;font-size:13px;font-weight:900;display:grid}.lab-step[data-complete=true] .lab-step-index{background:var(--green-soft);color:var(--green)}.lab-step span{gap:2px;display:grid}.lab-step strong{color:var(--foreground);font-size:14px}.lab-step span span{color:var(--muted);font-size:13px}.success-banner{background:var(--green-soft);color:var(--green);border:1px solid #0f8a5f4d;border-radius:10px;align-items:center;gap:12px;padding:14px 18px;display:flex}.compact-button{min-height:34px;padding:6px 12px;font-size:13px}.compact-dashboard{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);border-radius:12px;margin-bottom:22px;padding:24px}.dashboard-hero{justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;display:flex}.dashboard-hero h1{margin:0;font-size:32px}.dashboard-hero p{color:var(--muted);margin:6px 0 0;font-size:14px}.score-ring{border:4px solid var(--blue);background:#eff6ff;border-radius:50%;flex-shrink:0;place-items:center;width:80px;height:80px;display:grid}.score-ring span{color:var(--blue-dark);font-size:22px;font-weight:900}.score-ring small{color:var(--muted);text-transform:uppercase;font-size:10px;font-weight:700}.dashboard-mini-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:16px;display:grid}.mini-stat-card{border:1px solid var(--line);background:var(--panel-soft);border-radius:10px;gap:6px;padding:14px;display:grid}.mini-stat-card span{color:var(--muted);align-items:center;gap:6px;font-size:12px;font-weight:700;display:flex}.mini-stat-card strong{color:var(--ink);font-size:20px}.mini-stat-card small{color:var(--blue-dark);font-size:12px;font-weight:800}.mini-progress{background:#e8eef6;border-radius:99px;height:4px;overflow:hidden}.mini-progress span{border-radius:inherit;background:var(--blue);height:100%;transition:width .4s;display:block}.module-gate-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:16px;display:grid}.module-gate-card{border:1px solid var(--line);background:#fff;border-radius:10px;gap:4px;padding:12px;display:grid}.module-gate-card[data-state=done]{background:#f8fdf9;border-color:#0f8a5f59}.module-gate-card span{color:var(--muted);font-size:12px;font-weight:700}.module-gate-card strong{color:var(--ink);font-size:16px}.dashboard-footer{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:14px;padding-top:14px;display:flex}.dashboard-footer span{color:var(--muted);align-items:center;gap:6px;font-size:13px;font-weight:600;display:inline-flex}.fade-in{animation:.3s ease-out fadeIn}@keyframes nodePulse{0%,to{border-color:#2563eb33;transform:translateY(0)}45%{border-color:#0f8a5f73;transform:translateY(-2px);box-shadow:0 10px 22px #0f8a5f1f}}@keyframes linkTravel{0%{transform:translate(-100%)}72%,to{transform:translate(100%)}}@keyframes linkTravelVertical{0%{transform:translateY(-100%)}72%,to{transform:translateY(100%)}}@keyframes packetTravel{0%{background:var(--blue);left:0}18%{background:var(--blue);left:24%}36%{background:var(--amber);left:49%}54%{background:var(--green);left:73%}72%,86%{background:var(--green);left:calc(100% - 16px)}to{background:var(--blue);left:calc(100% - 16px)}}@keyframes topologyPulse{0%{opacity:0;left:12%;transform:scale(.72)}8%{opacity:1;transform:scale(1)}42%{opacity:1;left:calc(50% - 10px)}76%{opacity:1;left:calc(88% - 20px)}92%,to{opacity:0;left:calc(88% - 20px);transform:scale(.86)}}@keyframes backupPath{0%,48%,to{opacity:.38;transform:scaleX(.72)}62%,84%{opacity:.78;transform:scaleX(1)}}@keyframes masteryGlow{0%,to{box-shadow:0 0 #2563eb2e}50%{box-shadow:0 0 0 8px #2563eb00}}@keyframes orbitSpin{to{transform:rotate(360deg)}}@keyframes topologyPulseMobile{0%{opacity:0;top:28px;transform:scale(.72)}8%{opacity:1;transform:scale(1)}42%{opacity:1;top:104px}76%{opacity:1;top:180px}92%,to{opacity:0;top:180px;transform:scale(.86)}}.tab-content{min-height:200px}@media (max-width:900px){.mastery-map{grid-template-columns:repeat(2,minmax(0,1fr))}.mastery-map:before{display:none}.capstone-arena{grid-template-columns:1fr}.motion-flow{grid-template-columns:1fr;gap:10px;padding:12px}.motion-node-wrap,.motion-node-wrap:last-child{grid-template-columns:1fr;gap:8px}.motion-link{justify-self:center;width:2px;height:18px}.motion-link:after{background:linear-gradient(180deg, transparent, var(--blue), var(--green), transparent);animation-name:linkTravelVertical;transform:translateY(-100%)}.packet-stage,.motion-takeaways{grid-template-columns:1fr}.topology-motion{min-height:250px}.zone-a,.zone-b,.zone-c{width:112px;height:54px;left:calc(50% - 56px);right:auto}.zone-a{top:20px}.zone-b{top:96px}.zone-c{top:172px}.topology-path{width:4px;height:150px;top:46px;left:calc(50% - 2px);right:auto}.path-alt{width:3px;height:150px;top:46px;left:calc(50% + 24px);transform:scaleY(.72)}.topology-pulse{animation-name:topologyPulseMobile;top:28px;left:calc(50% - 10px)}.pulse-b{top:28px;left:calc(50% + 16px)}.label-a,.label-b,.label-c{width:auto;max-width:none;left:12px;right:12px}.label-a{top:76px}.label-b{top:152px}.label-c{top:228px}.pedagogy-grid{grid-template-columns:1fr}.pedagogy-card.span-2{grid-column:span 1}.lesson-toc{flex-direction:column}}.course-reader{grid-template-columns:minmax(220px,280px) minmax(0,1fr);align-items:stretch;gap:20px;display:grid}.course-reader-main{min-width:0}.course-prep-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.course-prep-grid .content-block{height:100%}.lesson-toc-panel{align-self:stretch;min-width:0;position:relative}.lesson-toc-card{border:1px solid var(--line);background:#ffffffeb;border-radius:8px;gap:14px;padding:14px;display:grid;position:sticky;top:94px;box-shadow:0 10px 28px #1c2a4412}.lesson-toc-panel[data-floating=true] .lesson-toc-card{left:var(--lesson-toc-left);z-index:11;width:280px;position:fixed}.lesson-toc-header{justify-content:space-between;align-items:center;gap:10px;display:flex}.lesson-toc-header span,.lesson-kicker,.reading-progress>span,.section-nav span{color:var(--muted);letter-spacing:.07em;text-transform:uppercase;font-size:11px;font-weight:900}.lesson-toc-header strong{color:var(--blue-dark);font-size:13px}.reading-progress{gap:8px;display:grid}.reading-progress>span:first-child{justify-content:space-between;gap:10px;display:flex}.reading-progress strong{color:var(--ink);font-size:12px}.reading-progress-track{background:#e8eef6;border-radius:999px;height:7px;display:block;overflow:hidden}.reading-progress-track span{border-radius:inherit;background:linear-gradient(90deg, var(--blue), var(--green));height:100%;transition:width .22s;display:block}.lesson-toc-list{gap:8px;display:grid}.lesson-toc-link{border:1px solid var(--line);background:var(--panel-soft);color:#344357;border-radius:8px;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:9px;min-width:0;padding:8px;font-size:13px;font-weight:800;line-height:1.35;transition:border-color .16s,background .16s,color .16s,transform .16s;display:grid}.lesson-toc-link:hover,.lesson-toc-link[data-active=true]{color:var(--blue-dark);background:#eff6ff;border-color:#2563eb73;transform:translateY(-1px)}.lesson-toc-link span:last-child{overflow-wrap:anywhere;min-width:0}.lesson-toc-link .toc-num{width:28px;height:28px;color:var(--muted);background:#fff;border-radius:7px;place-items:center;font-size:12px;font-weight:900;display:grid}.lesson-toc-link[data-active=true] .toc-num{background:var(--blue);color:#fff}.lesson-stack{gap:18px;min-width:0;max-width:100%;display:grid}.lesson-card{min-width:0;max-width:100%;scroll-margin-top:94px;overflow:hidden}.lesson-card[data-active=true]{border-color:#2563eb94;box-shadow:0 0 0 3px #2563eb14,0 10px 30px #1c2a4414}.lesson-card-header>div{gap:4px;min-width:0;display:grid}.lesson-card-header h3{overflow-wrap:anywhere}.lesson-bullets{padding-left:0}.lesson-bullets li{margin-bottom:0}.diagram-block,.code-examples{min-width:0;max-width:100%}.diagram-block pre,.code-examples pre{max-width:100%;overflow-x:auto}.diagram-block code,.code-examples code{min-width:max-content}.production-note,.error-scenario{align-items:flex-start}.section-nav{border:1px solid var(--line);background:var(--panel-soft);border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:18px 0;padding:12px;display:flex}.section-nav span{color:#344357}.section-nav .secondary-button:disabled{border-color:var(--line);color:#8a96a8;box-shadow:none;background:#eef3f8;transform:none}@media (max-width:1180px){.course-reader{grid-template-columns:1fr}.lesson-toc-panel{position:static}.lesson-toc-panel[data-floating=true] .lesson-toc-card{width:auto;position:static}.lesson-toc-list{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:760px){.course-prep-grid,.lesson-toc-list{grid-template-columns:1fr}.lesson-card{padding:20px 16px}.lesson-card-header{align-items:flex-start}.lesson-bullets li{padding:9px 10px}.production-note,.error-scenario{padding:12px}.section-nav{flex-direction:column;align-items:stretch}.section-nav .secondary-button{width:100%}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}