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var(--border);border-radius:var(--radius-sm);background:var(--surface-subtle);min-width:0;min-height:92px;color:var(--text);text-align:left;align-content:start;gap:6px;padding:13px 14px;display:grid}button.lesson-flow-card{cursor:pointer;font-family:inherit}.lesson-flow-card svg{color:var(--accent)}.lesson-flow-card span{color:var(--accent-strong);letter-spacing:.08em;text-transform:uppercase;font-size:11px;font-weight:800}.lesson-flow-card strong{color:var(--text);font-size:13px;line-height:1.3}.lesson-flow-card.is-active{border-color:color-mix(in srgb, var(--accent) 38%, var(--border));background:color-mix(in srgb, var(--accent) 8%, var(--surface-raised))}.lesson-flow-help:hover{border-color:var(--accent);background:var(--hover-bg)}.lesson-meta-strip{background:var(--border);border:1px solid var(--border);border-radius:var(--radius-sm);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1px;margin-top:18px;display:grid;overflow:hidden}.lesson-meta-strip div{background:var(--surface-subtle);min-width:0;padding:13px 16px}.lesson-meta-strip strong{color:var(--text);margin-top:6px;font-size:13px;line-height:1.35;display:block}.lesson-section,.quiz-panel{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-subtle);margin-top:18px;padding:18px 20px}.lesson-section h3,.quiz-panel h3{color:var(--text);margin:0 0 10px;font-size:17px}.instruction-stack{gap:12px;margin-top:18px;display:grid}.workshop-panel{border:1px solid color-mix(in srgb, var(--accent) 25%, transparent);border-radius:var(--radius);background:color-mix(in srgb, var(--accent) 5%, transparent);gap:12px;margin-top:18px;padding:16px;display:grid}.workshop-panel>h3{color:var(--text);margin:0;font-size:20px;line-height:1.25}.lesson-section.rich-section{margin-top:0}.lesson-section.rich-section p+.clean-list{margin-top:12px}.lesson-code{border-radius:var(--radius-sm);background:var(--console-bg);color:var(--console-value);margin:14px 0 0;padding:16px;overflow:auto}.lesson-code code{white-space:pre;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.55}.markdown-reader{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin-top:18px;padding:24px 28px}.markdown-reader h1{color:var(--text);margin:0 0 12px;font-size:28px;line-height:1.12}.markdown-reader h2{border-top:1px solid var(--border);color:var(--text);margin:32px 0 12px;padding-top:20px;font-size:20px;line-height:1.2}.markdown-reader h3{color:var(--text);margin:24px 0 10px;font-size:18px}.markdown-reader p,.markdown-reader li,.markdown-reader td,.markdown-reader th{color:var(--muted);font-size:16px;line-height:1.8}.markdown-reader p{margin:0 0 20px}.markdown-reader ul,.markdown-reader ol{gap:8px;margin:14px 0 20px;padding-left:24px;display:grid}.markdown-reader blockquote{border-left:4px solid var(--accent);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:color-mix(in srgb, var(--accent) 8%, transparent);margin:14px 0 20px;padding:14px 16px}.markdown-reader blockquote p{color:var(--text);margin:0;font-weight:750}.markdown-reader pre{border-radius:var(--radius-sm);background:var(--console-bg);max-width:100%;color:var(--console-value);margin:18px 0 22px;padding:18px;overflow:auto}.markdown-reader code{border-radius:var(--radius-sm);background:color-mix(in srgb, var(--accent) 10%, transparent);color:var(--accent-strong);padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}.markdown-reader pre code{color:inherit;white-space:pre;background:0 0;padding:0}.markdown-reader table{border-collapse:collapse;border:1px solid var(--border);border-radius:7px;width:100%;margin:18px 0 24px;overflow:hidden}.markdown-reader th{background:var(--surface-subtle);color:var(--text);font-weight:800}.markdown-reader th,.markdown-reader td{border:1px solid var(--border);text-align:left;vertical-align:top;padding:10px 12px}.lesson-two-col{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.clean-list{color:var(--muted);gap:8px;margin:0;padding-left:18px;font-size:14px;display:grid}.numbered-list{color:var(--muted);gap:8px;margin:12px 0 0;padding-left:20px;font-size:14px;line-height:1.55;display:grid}.quiz-panel{background:var(--surface-subtle);border-color:var(--border)}.quiz-checkpoint{border:1px solid var(--accent);border-radius:var(--radius-md);background:color-mix(in srgb, var(--accent) 8%, transparent);align-items:center;gap:14px;margin-top:24px;padding:18px 22px;display:flex}.quiz-checkpoint-icon{background:var(--accent);width:40px;height:40px;color:var(--surface);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.quiz-checkpoint-text h3{color:var(--text);margin:2px 0 0;font-size:16px}.quiz-complete-cta{justify-content:center;margin-top:20px;margin-bottom:8px;display:flex}.lesson-feedback{border:1px solid var(--border);background:var(--surface);border-radius:10px;margin-top:18px;padding:18px 20px}.lesson-feedback-header{margin-bottom:14px}.lesson-feedback-header h3{color:var(--text);margin:4px 0 0;font-size:16px;font-weight:600}.lesson-feedback-options{flex-wrap:wrap;gap:10px;display:flex}.lesson-feedback-btn{border:1px solid var(--border);background:var(--surface-subtle);color:var(--muted);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex}.lesson-feedback-btn:hover{border-color:var(--accent);color:var(--text)}.lesson-feedback-btn.is-active.tone-good{color:#16a34a;background:#22c55e1a;border-color:#22c55e}.lesson-feedback-btn.is-active.tone-neutral{border-color:var(--accent);color:var(--accent);background:#3b82f61a}.lesson-feedback-btn.is-active.tone-risk{color:#dc2626;background:#ef44441a;border-color:#ef4444}.lesson-feedback-btn:disabled{opacity:.6;cursor:default}.lesson-feedback-add-comment{margin-top:12px}.lesson-feedback-comment{gap:10px;margin-top:12px;display:grid}.lesson-feedback-comment textarea{border:1px solid var(--border);background:var(--surface-subtle);width:100%;color:var(--text);font-size:14px;font-family:var(--font-body);resize:vertical;border-radius:8px;padding:10px 14px}.lesson-feedback-comment textarea:focus{border-color:var(--accent);outline:none}.lesson-feedback-saved{color:#22c55e;align-items:center;gap:6px;margin-top:12px;font-size:13px;display:inline-flex}[data-theme=dark] .lesson-feedback-saved,[data-theme=dark] .lesson-feedback-btn.is-active.tone-good{color:#4ade80}[data-theme=dark] .lesson-feedback-btn.is-active.tone-risk{color:#f87171}.lesson-player-focus .lesson-feedback{margin-top:24px}.quiz-question-block{border-top:1px solid var(--border);gap:10px;padding:14px 0;display:grid}.quiz-question-block:first-of-type{border-top:0}.quiz-question-block>strong{color:var(--text);font-size:15px;line-height:1.35}.quiz-options{gap:8px;margin-top:12px;display:grid}.quiz-options button{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);text-align:left;padding:12px 14px;font-size:14px;font-weight:700;transition:border-color .15s,background .15s}.quiz-options button:hover,.quiz-options button.is-selected{border-color:var(--accent);background:var(--hover-bg);color:var(--accent-strong)}.quiz-code-snippet{border:1px solid var(--border);border-radius:var(--radius-sm);margin-top:12px;overflow:hidden}.quiz-code-header{background:var(--surface-subtle);border-bottom:1px solid var(--border);color:var(--faint);text-transform:uppercase;letter-spacing:.04em;justify-content:flex-end;align-items:center;padding:4px 10px;font-size:11px;display:flex}.quiz-code-snippet pre{margin:0;padding:14px 16px;font-size:13px;overflow-x:auto}.quiz-options-code button{font-family:var(--font-mono);text-align:left;white-space:pre-wrap;font-size:13px}.quiz-options-code button code{background:0 0;padding:0;font-family:inherit}.quiz-result{border-radius:var(--radius-sm);border:1px solid;margin-top:12px;padding:14px 16px}.quiz-result strong{margin-bottom:4px;display:block}.after-quiz{margin-top:18px}.lesson-callout{border:1px solid var(--border);border-left:3px solid var(--accent);background:var(--surface-subtle);border-radius:8px;margin:18px 0;padding:12px 16px}.lesson-callout-head{text-transform:uppercase;letter-spacing:.04em;color:var(--accent-strong);align-items:center;gap:8px;margin-bottom:4px;font-size:12px;font-weight:800;display:flex}.lesson-callout-body>:first-child{margin-top:0}.lesson-callout-body>:last-child{margin-bottom:0}.lesson-callout-body{color:var(--text);font-size:14px;line-height:1.55}.lesson-callout-note{border-left-color:var(--accent)}.lesson-callout-note .lesson-callout-head{color:var(--accent-strong)}.lesson-callout-tip{border-left-color:#16a34a}.lesson-callout-tip .lesson-callout-head{color:#16a34a}.lesson-callout-warning{border-left-color:#d97706}.lesson-callout-warning .lesson-callout-head{color:#d97706}.lesson-callout-insight{border-left-color:#7c3aed}.lesson-callout-insight .lesson-callout-head{color:#7c3aed}.lesson-callout-key{border-left-color:#0891b2}.lesson-callout-key .lesson-callout-head{color:#0891b2}[data-theme=dark] .lesson-callout-tip .lesson-callout-head{color:#4ade80}[data-theme=dark] .lesson-callout-tip{border-left-color:#4ade80}[data-theme=dark] .lesson-callout-warning .lesson-callout-head{color:#fbbf24}[data-theme=dark] .lesson-callout-warning{border-left-color:#fbbf24}[data-theme=dark] .lesson-callout-insight .lesson-callout-head{color:#a78bfa}[data-theme=dark] .lesson-callout-insight{border-left-color:#a78bfa}[data-theme=dark] .lesson-callout-key .lesson-callout-head{color:#22d3ee}[data-theme=dark] .lesson-callout-key{border-left-color:#22d3ee}.lesson-predict{border:1px solid var(--border);background:var(--surface);border-radius:8px;margin:18px 0;padding:12px}.lesson-predict-head,.lesson-checkpoint-head{text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary);align-items:center;gap:8px;margin-bottom:10px;font-size:12px;font-weight:800;display:flex}.lesson-predict-reveal{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;align-items:center;gap:6px;margin-top:10px;padding:8px 14px;font-size:13px;font-weight:700;display:inline-flex}.lesson-predict-reveal:hover{background:var(--accent-strong);border-color:var(--accent-strong)}.lesson-predict-answer{margin-top:12px}.lesson-predict-label{text-transform:uppercase;letter-spacing:.04em;color:var(--text-tertiary);margin-bottom:4px;font-size:11px;font-weight:800;display:block}.lesson-predict-output{background:var(--surface-strong);border:1px solid var(--border);white-space:pre-wrap;color:var(--text);border-radius:6px;margin:0 0 10px;padding:10px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.lesson-predict-why{color:var(--text-secondary);font-size:14px;line-height:1.55}.lesson-predict-why>:first-child{margin-top:0}.lesson-predict-why>:last-child{margin-bottom:0}.lesson-checkpoint{border:1px solid var(--border);background:var(--surface-subtle);border-radius:8px;margin:18px 0;padding:14px 16px}.lesson-checkpoint-q{color:var(--text);font-size:15px;font-weight:700}.lesson-checkpoint-q>:first-child{margin-top:0}.lesson-checkpoint-q>:last-child{margin-bottom:0}.lesson-checkpoint-options{gap:8px;margin-top:12px;display:grid}.lesson-checkpoint-option{border:1px solid var(--border);background:var(--surface);color:var(--text);text-align:left;cursor:pointer;border-radius:6px;align-items:center;gap:8px;padding:10px 12px;font-size:14px;font-weight:600;display:flex}.lesson-checkpoint-option:not(:disabled):hover{border-color:var(--accent);background:var(--hover-bg);color:var(--accent-strong)}.lesson-checkpoint-option:disabled{cursor:default}.lesson-checkpoint-option.is-correct{background:var(--success-bg);color:var(--text);border-color:#16a34a}.lesson-checkpoint-option.is-wrong{background:var(--warning-bg);color:var(--text);border-color:#dc2626}.lesson-checkpoint-feedback{border:1px solid var(--border);border-radius:6px;margin-top:12px;padding:10px 12px;font-size:14px;line-height:1.5}.lesson-checkpoint-feedback.is-correct{background:var(--success-bg);border-color:#16a34a}.lesson-checkpoint-feedback.is-wrong{background:var(--warning-bg);border-color:#d97706}.lesson-checkpoint-feedback strong{margin-bottom:2px;display:block}.lesson-checkpoint-feedback>:last-child{margin-bottom:0}[data-theme=dark] .lesson-checkpoint-option:not(:disabled):hover{border-color:var(--accent);color:var(--accent-strong);background:#93e8ff1a}.lesson-media{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-soft);border-radius:8px;margin:22px 0;overflow:hidden}.lesson-media-head{border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--accent) 5%, var(--surface));justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;display:flex}.lesson-media-head span,.lesson-media-head a,.lesson-media-empty{align-items:center;gap:8px;display:inline-flex}.lesson-media-head span{min-width:0;color:var(--text);font-size:13px;font-weight:800}.lesson-media-head a{color:var(--text-tertiary);flex:none}.lesson-media-head a:hover{color:var(--accent-strong)}.lesson-video-frame{aspect-ratio:16/9;background:var(--surface-strong);position:relative}.lesson-video-frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.lesson-video-frame video{background:#000;border:0;width:100%;height:100%;position:absolute;inset:0}.lesson-image img{-o-object-fit:contain;object-fit:contain;background:var(--surface-strong);width:100%;max-height:min(68vh,680px);display:block}.lesson-media-caption{border-top:1px solid var(--border);color:var(--text-secondary);padding:12px 14px;font-size:13px;line-height:1.55}.lesson-media-caption>:first-child{margin-top:0}.lesson-media-caption>:last-child{margin-bottom:0}.lesson-media-empty{color:var(--text-secondary);padding:14px 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p{max-width:460px;color:var(--text-secondary);margin:0;font-size:14px;line-height:1.5}.paywall-card .primary-button{margin-top:8px}.skill-mastery-list{flex-direction:column;gap:2px;padding:0 4px 8px;display:flex}.mentor-locked{place-items:center;min-height:200px;display:grid}.mentor-locked .mentor-empty{text-align:center;align-items:center;gap:12px}.review-feedback{color:var(--text);background:var(--surface-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:16px;font-size:14px;line-height:1.6}.rubric-scorecard{flex-direction:column;gap:16px;display:flex}.rubric-overall{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-subtle);padding:14px 16px}.rubric-overall-score{align-items:center;gap:10px;margin-bottom:6px;display:flex}.rubric-readiness{color:var(--text);margin:0;font-size:14px}.rubric-scores-list{flex-direction:column;gap:10px;display:flex}.rubric-score-row{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card-bg);padding:10px 14px}.rubric-score-header{justify-content:space-between;align-items:center;gap:8px;margin-bottom:4px;display:flex}.rubric-score-header strong{color:var(--text);font-size:14px}.rubric-score-note{color:var(--text-muted);font-size:13px;line-height:1.5}.rubric-score-badge{white-space:nowrap;border-radius:6px;align-items:center;gap:4px;padding:2px 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var(--border))}.cert-req-icon{color:var(--muted);flex-shrink:0}.cert-req-item.met .cert-req-icon{color:var(--green)}.cert-req-item strong{margin-bottom:2px;font-size:.85rem;display:block}.cert-req-item>div>span{color:var(--muted);font-size:.78rem}.cert-req-bar{background:var(--border);border-radius:2px;height:4px;margin-top:8px;overflow:hidden}.cert-req-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .3s}.cert-locked-msg{color:var(--muted);border:1px dashed var(--border);text-align:center;border-radius:8px;padding:12px;font-size:.85rem}.certificate-actions{gap:10px;margin-bottom:8px;display:flex}.cert-print-hint{color:var(--muted);margin:0 0 16px;font-size:.8rem}:root{--cert-ink:#1a2332;--cert-navy:#0d1b2a;--cert-cobalt:#2367d8;--cert-gold:#b08d57;--cert-gold-light:#d4b483;--cert-cream:#faf8f3;--cert-cream-deep:#f5f0e6;--cert-slate:#526071;--cert-slate-light:#8896a6}.certificate-print-area{margin-bottom:24px}.certificate-card{background:var(--cert-cream);border-radius:4px;padding:18px;position:relative;overflow:hidden;box-shadow:0 12px 48px #0d1b2a2e,0 2px 8px #0d1b2a14}.certificate-watermark{color:var(--cert-navy);opacity:.04;pointer-events:none;z-index:0;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.certificate-border-outer{border:6px solid var(--cert-navy);border-radius:2px;padding:4px;position:relative}.certificate-border-accent{border:1.5px solid var(--cert-gold);border-radius:1px;padding:6px;position:relative}.certificate-border-inner{border:2px solid var(--cert-navy);text-align:center;border-radius:1px;flex-direction:column;gap:0;padding:32px 44px 28px;display:flex;position:relative}.cert-corner{pointer-events:none;width:32px;height:32px;position:absolute}.cert-corner-tl{border-top:2px solid var(--cert-gold);border-left:2px solid var(--cert-gold);top:-2px;left:-2px}.cert-corner-tr{border-top:2px solid var(--cert-gold);border-right:2px solid var(--cert-gold);top:-2px;right:-2px}.cert-corner-bl{border-bottom:2px solid var(--cert-gold);border-left:2px solid var(--cert-gold);bottom:-2px;left:-2px}.cert-corner-br{border-bottom:2px solid var(--cert-gold);border-right:2px solid var(--cert-gold);bottom:-2px;right:-2px}.certificate-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.certificate-header-left{align-items:center;gap:14px;display:flex}.certificate-logo{-o-object-fit:contain;object-fit:contain}.certificate-org{color:var(--cert-navy);letter-spacing:.03em;font-size:1.25rem;font-weight:700;font-family:var(--font-display,"Cabinet Grotesk", sans-serif);display:block}.certificate-org-tagline{color:var(--cert-slate);text-transform:uppercase;letter-spacing:.12em;margin-top:2px;font-size:.6rem;display:block}.certificate-est{color:var(--cert-slate-light);text-transform:uppercase;letter-spacing:.1em;font-size:.6rem}.certificate-title-section{flex-direction:column;align-items:center;gap:10px;margin-top:16px;margin-bottom:4px;display:flex}.certificate-title-line{background:var(--cert-gold);width:280px;height:1px}.certificate-title{color:var(--cert-navy);text-transform:uppercase;letter-spacing:.35em;font-size:1.75rem;font-weight:700;font-family:var(--font-display,"Cabinet Grotesk", sans-serif);margin:0}.certificate-body{text-align:center;margin-top:18px}.certificate-presented{color:var(--cert-slate);margin:0 0 8px;font-size:.85rem;font-style:italic}.certificate-name-row{justify-content:center;align-items:center;gap:20px;margin-bottom:4px;display:flex}.certificate-name-deco{background:var(--cert-gold-light);width:40px;height:1px}.certificate-name{color:var(--cert-ink);letter-spacing:.04em;margin:0;font-family:Georgia,Times New Roman,serif;font-size:2.2rem;font-weight:700}.certificate-name-underline{background:var(--cert-gold);width:340px;height:1px;margin:6px auto 14px;display:block}.certificate-text{color:var(--cert-slate);max-width:560px;margin:0 auto 6px;font-family:Georgia,Times New Roman,serif;font-size:.82rem;line-height:1.8}.certificate-text-bold{color:var(--cert-ink);max-width:560px;margin:0 auto 14px;font-family:Georgia,Times New Roman,serif;font-size:.82rem;font-weight:700;line-height:1.8}.certificate-stats{justify-content:center;align-items:center;margin-top:8px;margin-bottom:8px;display:flex}.certificate-stat{border-left:1px solid var(--cert-gold-light);flex-direction:column;align-items:center;padding:0 24px;display:flex}.certificate-stat:first-child{border-left:none}.certificate-stat-value{color:var(--cert-cobalt);font-size:1.25rem;font-weight:700;font-family:var(--font-display,"Cabinet Grotesk", sans-serif)}.certificate-stat-pass{color:var(--cert-gold);letter-spacing:.1em;font-size:.9rem}.certificate-stat-label{color:var(--cert-slate-light);text-transform:uppercase;letter-spacing:.1em;margin-top:3px;font-size:.6rem}.certificate-footer{justify-content:space-between;align-items:flex-end;gap:24px;margin-top:16px;display:flex}.certificate-signature{flex-direction:column;align-items:center;max-width:180px;display:flex}.certificate-sig-line{background:var(--cert-ink);width:160px;height:1px;margin-bottom:6px}.certificate-signature strong{color:var(--cert-ink);font-family:Georgia,Times New Roman,serif;font-size:.75rem}.certificate-footer-item{text-align:center;flex-direction:column;align-items:center;gap:2px;display:flex}.certificate-footer-center{max-width:180px}.certificate-footer-label{color:var(--cert-slate-light);text-transform:uppercase;letter-spacing:.1em;font-size:.6rem}.certificate-footer-item strong{color:var(--cert-ink);font-family:Georgia,Times New Roman,serif;font-size:.78rem}.certificate-cert-number{color:var(--cert-slate)!important;font-family:Courier New,monospace!important;font-size:.72rem!important;font-weight:700!important}.certificate-qr{flex-direction:column;align-items:center;display:flex}.certificate-qr-box{border:1px solid var(--cert-gold-light);width:56px;height:56px;color:var(--cert-cobalt);background:var(--cert-cream-deep);border-radius:4px;justify-content:center;align-items:center;display:flex}.certificate-qr-label{color:var(--cert-slate-light);text-transform:uppercase;letter-spacing:.08em;margin-top:4px;font-size:.55rem}.certificate-qr-url{color:var(--cert-cobalt);margin-top:2px;font-size:.55rem}.certificate-embossed-seal{pointer-events:none;flex-direction:column;align-items:center;display:flex;position:absolute;bottom:24px;right:32px}.certificate-seal-text-top{text-align:center;color:var(--cert-cobalt);letter-spacing:.06em;text-transform:uppercase;font-size:.35rem;font-weight:700;position:absolute;top:12px;left:0;right:0}.certificate-seal-text-bottom{text-align:center;color:var(--cert-gold);letter-spacing:.04em;text-transform:uppercase;font-size:.28rem;position:absolute;bottom:8px;left:0;right:0}@media print{@page{size:landscape;margin:.5in}body 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transparent);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;display:flex}.ldv-course-tile-badges{flex-shrink:0;align-items:center;gap:6px;display:flex}.ldv-course-tile-badge{text-transform:uppercase;letter-spacing:.04em;font-size:10px;font-weight:700;font-family:var(--ldv-font-body);border-radius:4px;padding:3px 8px}.ldv-course-tile-badge--career{color:var(--ldv-accent);background:var(--ldv-accent-dim);border:1px solid var(--ldv-accent-border)}.ldv-course-tile-badge--builder{color:var(--ldv-green);background:#86efac14;border:1px solid #86efac33}.ldv-course-tile-badge--sprint{color:var(--ldv-purple);background:#c4a8e814;border:1px solid #c4a8e833}.ldv-course-tile-badge--project{color:var(--ldv-green);background:#86efac14;border:1px solid #86efac33}.ldv-course-tile-badge--featured{color:var(--ldv-accent-bright);background:var(--ldv-accent-dim);border:1px solid var(--ldv-accent-border)}.ldv-course-tile-badge--prereq{color:var(--ldv-text-secondary);background:#ffffff0a;border:1px solid #ffffff14}.ldv-course-tile-badge--prereq.is-start{color:var(--ldv-green);background:#86efac0f;border:1px solid #86efac26}.ldv-course-tile-badge--status{color:var(--ldv-text-faint);border:1px solid var(--ldv-border);background:#ffffff08}.ldv-course-tile-badge--status.is-available{color:var(--ldv-green);background:#86efac0f;border-color:#86efac26}.ldv-course-tile-title{font-family:var(--ldv-font-display);color:var(--ldv-text);letter-spacing:-.01em;margin:0 0 4px;font-size:19px;font-weight:500;line-height:1.25}.ldv-course-tile-subtitle{color:var(--ldv-text-muted);margin:0 0 12px;font-size:12.5px;line-height:1.45}.ldv-course-tile-desc{color:var(--ldv-text-muted);-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;margin:0 0 16px;font-size:13px;line-height:1.55;display:-webkit-box;overflow:hidden}.ldv-course-tile-meta-row{font-size:11.5px;font-weight:600;font-family:var(--ldv-font-mono);color:var(--ldv-text-faint);letter-spacing:.01em;margin:0 0 14px}.ldv-course-tile-meta-row--compact{opacity:.7;margin:0 0 8px;font-size:10.5px}.ldv-course-tile-meta-pills{flex-wrap:wrap;gap:6px;margin:0 0 12px;display:flex}.ldv-course-tile-meta-pill{font-size:10.5px;font-weight:700;font-family:var(--ldv-font-mono);color:var(--ldv-text-muted);border:1px solid var(--ldv-border);white-space:nowrap;letter-spacing:.02em;background:#ffffff08;border-radius:4px;padding:3px 8px}.ldv-course-tile-meta-pill--beginner{color:var(--ldv-green);background:#86efac0f;border-color:#86efac2e}.ldv-course-tile-meta-pill--intermediate{color:var(--ldv-accent);background:var(--ldv-accent-dim);border-color:var(--ldv-accent-border)}.ldv-course-tile-meta-pill--advanced{color:var(--ldv-rose);background:#fb71850f;border-color:#fb71852e}.ldv-course-tile-badge--status-badge{letter-spacing:.1em;font-size:9px;font-weight:800;animation:2.5s ease-in-out infinite badge-pulse}.ldv-course-tile-badge--new{color:var(--ldv-green);background:#86efac1a;border:1px solid #86efac40}.ldv-course-tile-badge--updated{color:var(--ldv-accent-bright);background:var(--ldv-accent-dim);border:1px solid var(--ldv-accent-border)}.ldv-course-tile-badge--popular{color:var(--ldv-warm);background:#d4a57414;border:1px solid #d4a57438}.ldv-course-tile-tags{flex-wrap:wrap;gap:5px;margin-top:auto;margin-bottom:16px;display:flex}.ldv-course-tile-tag{color:var(--ldv-text-muted);border:1px solid var(--ldv-border);font-size:10.5px;font-weight:600;font-family:var(--ldv-font-mono);white-space:nowrap;background:#ffffff08;border-radius:4px;padding:2px 7px}.ldv-course-tile-tag-more{color:var(--ldv-text-faint);border-style:dashed}.ldv-course-tile-footer{border-top:1px solid var(--ldv-border);justify-content:space-between;align-items:center;gap:8px;padding-top:14px;display:flex}.ldv-course-tile-footer-text{color:var(--ldv-text-muted);align-items:center;gap:6px;font-size:12px;font-weight:600;transition:color .15s;display:flex}.ldv-course-tile:hover .ldv-course-tile-footer-text{color:var(--course-color,var(--ldv-accent))}.ldv-course-tile-footer-arrow{transition:transform .2s}.ldv-course-tile:hover .ldv-course-tile-footer-arrow{transform:translate(3px)}.ldv-course-tile-free-note{color:var(--ldv-text-faint);font-size:11px;font-weight:500}.ldv-course-tile-free-note.is-free{color:var(--ldv-green)}.ldv-course-tile-preview-btn{border:1px solid 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