.video-detail-module__YYIzFG__page{min-height:100vh}.video-detail-module__YYIzFG__notFound{justify-content:center;align-items:center;gap:var(--space-lg);min-height:60vh;color:var(--color-text-secondary);flex-direction:column;display:flex}.video-detail-module__YYIzFG__hero{padding:var(--space-3xl) 0;position:relative;overflow:hidden}.video-detail-module__YYIzFG__heroBg{background:linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 40%, var(--color-primary-lighter) 70%, var(--color-primary) 100%);z-index:0;position:absolute;inset:0}.video-detail-module__YYIzFG__heroContent{z-index:1;position:relative}.video-detail-module__YYIzFG__backLink{color:rgba(var(--color-white-rgb), .7);margin-bottom:var(--space-xl);align-items:center;gap:6px;font-size:.875rem;text-decoration:none;transition:color .2s;display:inline-flex}.video-detail-module__YYIzFG__backLink:hover{color:var(--color-accent)}.video-detail-module__YYIzFG__heroGrid{gap:var(--space-3xl);grid-template-columns:1fr 400px;align-items:center;display:grid}.video-detail-module__YYIzFG__heroInfo h1{color:#fff;margin-bottom:var(--space-lg);font-size:clamp(1.75rem,4vw,2.5rem);font-weight:800;line-height:1.2}.video-detail-module__YYIzFG__badges{gap:var(--space-sm);margin-bottom:var(--space-md);display:flex}.video-detail-module__YYIzFG__levelBadge{border-radius:var(--radius-full);background:rgba(var(--color-white-rgb), .12);color:rgba(var(--color-white-rgb), .8);padding:4px 12px;font-size:.75rem;font-weight:600;display:inline-block}.video-detail-module__YYIzFG__desc{color:rgba(var(--color-white-rgb), .7);margin-bottom:var(--space-xl);font-size:1rem;line-height:1.7}.video-detail-module__YYIzFG__meta{gap:var(--space-xl);color:rgba(var(--color-white-rgb), .6);margin-bottom:var(--space-lg);font-size:.875rem;display:flex}.video-detail-module__YYIzFG__meta span{align-items:center;gap:6px;display:flex}.video-detail-module__YYIzFG__priceRow{align-items:center;gap:var(--space-md);margin-bottom:var(--space-xl);display:flex}.video-detail-module__YYIzFG__freeBadge{background:rgba(var(--color-success-rgb), .15);color:var(--color-success);border-radius:var(--radius-full);padding:4px 12px;font-size:.8125rem;font-weight:600}.video-detail-module__YYIzFG__price{color:var(--color-accent);font-size:1.5rem;font-weight:800}.video-detail-module__YYIzFG__ctas{gap:var(--space-md);display:flex}.video-detail-module__YYIzFG__previewThumb{background:rgba(var(--color-white-rgb), .06);border-radius:var(--radius-xl);aspect-ratio:16/9;color:rgba(var(--color-white-rgb), .2);border:1px solid rgba(var(--color-white-rgb), .08);justify-content:center;align-items:center;display:flex;position:relative}.video-detail-module__YYIzFG__playBtn{background:var(--color-accent);color:#fff;width:64px;height:64px;box-shadow:0 4px 24px rgba(var(--color-accent-rgb), .4);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;transition:transform .2s;display:flex;position:absolute}.video-detail-module__YYIzFG__playBtn:hover{transform:scale(1.08)}.video-detail-module__YYIzFG__syllabusSection{background:var(--color-bg)}.video-detail-module__YYIzFG__sectionTitle{align-items:center;gap:var(--space-md);margin-bottom:var(--space-xl);color:var(--color-text);font-size:1.5rem;font-weight:700;display:flex}.video-detail-module__YYIzFG__chapterList{gap:var(--space-sm);flex-direction:column;display:flex}.video-detail-module__YYIzFG__chapterItem{align-items:center;gap:var(--space-lg);padding:var(--space-lg) var(--space-xl);background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:box-shadow .2s;display:flex}.video-detail-module__YYIzFG__chapterItem:hover{box-shadow:var(--shadow-md)}.video-detail-module__YYIzFG__chapterIndex{flex-shrink:0}.video-detail-module__YYIzFG__chapterUnlocked{color:var(--color-accent)}.video-detail-module__YYIzFG__chapterLocked{color:var(--color-text-secondary);opacity:.4}.video-detail-module__YYIzFG__chapterInfo{flex-direction:column;flex:1;gap:2px;display:flex}.video-detail-module__YYIzFG__chapterNum{color:var(--color-text-secondary);font-size:.75rem;font-weight:500}.video-detail-module__YYIzFG__chapterTitle{color:var(--color-text);font-weight:600}.video-detail-module__YYIzFG__chapterDuration{color:var(--color-text-secondary);flex-shrink:0;font-size:.8125rem}@media (max-width:768px){.video-detail-module__YYIzFG__heroGrid{gap:var(--space-xl);grid-template-columns:1fr}.video-detail-module__YYIzFG__heroPreview{order:-1}}