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.main_material-icons__i4Y6C{font-size:14px!important}.main_hero-title__XBlvH{font-size:clamp(1.75rem,4vw,var(--font-4xl));font-weight:700;color:var(--color-text-primary);letter-spacing:-.03em;line-height:1.25}.main_hero-youtube__hOtM6{color:red}.main_hero-learn__NttB0{color:var(--color-primary-blue)}.main_hero-subtitle__Mxfqo{font-size:var(--font-md);color:var(--color-text-secondary);line-height:1.7;margin-top:var(--spacing-md);white-space:pre-line}.main_hero-input-wrap__NH4Py{width:100%;margin-top:var(--spacing-xl);position:relative}.main_hero-input__1AF1s{width:100%;height:3.25rem;padding:var(--spacing-md) calc(1.25rem + var(--spacing-md)) var(--spacing-md) 2.75rem;border:1px solid var(--color-divider);border-radius:var(--radius-xl);font-size:var(--font-base);background:var(--color-background);transition:border-color var(--transition-normal),box-shadow var(--transition-normal)}.main_hero-input__1AF1s:focus{border-color:var(--color-primary-blue);box-shadow:0 0 0 3px rgba(212,135,94,.08)}.main_hero-input-icon__e1pL_{position:absolute;left:.875rem;top:50%;transform:translateY(-50%);color:red;font-size:18px!important}.main_hero-input-clear__65pS5{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);color:var(--color-text-hint);padding:.25rem;border-radius:50%}.main_hero-input-clear__65pS5:hover{background:var(--color-section-bg)}.main_hero-start-btn__MkPtK{width:100%;height:3.25rem;margin-top:var(--spacing-md);display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);background-color:var(--color-primary-blue);color:#fff;font-size:var(--font-md);font-weight:600;border-radius:var(--radius-xl);transition:background-color var(--transition-normal);position:relative;overflow:hidden}.main_hero-start-btn__MkPtK:disabled,.main_hero-start-btn__MkPtK:hover{background-color:var(--color-primary-dark)}.main_hero-start-btn__MkPtK:disabled{opacity:1;cursor:not-allowed}.main_hero-start-btn__MkPtK:disabled:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.12) 40%,hsla(0,0%,100%,.2) 50%,hsla(0,0%,100%,.12) 60%,transparent);animation:main_hero-shimmer__nxyVY 2s ease-in-out infinite;pointer-events:none}@keyframes main_hero-shimmer__nxyVY{0%{left:-100%}to{left:100%}}.main_hero-start-btn__MkPtK .main_material-icons__i4Y6C{color:#fff}.main_hero-spinner__6RPLE{width:1.25rem;height:1.25rem;border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;animation:main_spin__QQTDw .6s linear infinite}@keyframes main_spin__QQTDw{to{transform:rotate(1turn)}}.main_popular-section__ZVT9o{padding:var(--spacing-3xl) var(--spacing-lg);background:var(--color-section-5,#fff)}.main_popular-inner__QTx2v{max-width:var(--max-width);margin:0 auto}.main_popular-header__k5AVY{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:var(--spacing-xl)}.main_popular-title__bwKMW{font-size:var(--font-2xl);font-weight:700;letter-spacing:-.02em}.main_popular-subtitle__GweBY{font-size:var(--font-sm);color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.main_popular-more-btn__uYbk3{display:flex;align-items:center;gap:.25rem;color:var(--color-primary-blue);font-size:var(--font-base);font-weight:500;transition:color var(--transition-normal)}.main_popular-more-btn__uYbk3:hover{color:var(--color-primary-dark)}.main_popular-more-btn__uYbk3 .main_material-icons__i4Y6C{font-size:18px!important}.main_popular-list__QM2uO{display:grid;grid-template-columns:repeat(5,1fr);grid-gap:var(--spacing-md);gap:var(--spacing-md)}.main_video-card__WaNRO{border-radius:var(--radius-xl);background:var(--color-surface);border:1px solid var(--color-divider);overflow:hidden;cursor:pointer;display:flex;flex-direction:column;transition:transform var(--transition-normal),border-color var(--transition-normal);min-width:0}.main_video-card__WaNRO:hover{transform:translateY(-3px);border-color:var(--color-primary-light)}.main_video-card-thumb__mWykE{width:100%;aspect-ratio:16/9;background-color:var(--color-section-bg);display:flex;align-items:center;justify-content:center;overflow:hidden}.main_video-card-thumb__mWykE img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-normal)}.main_video-card__WaNRO:hover .main_video-card-thumb__mWykE img{transform:scale(1.03)}.main_video-card-thumb__mWykE .main_placeholder-icon___nsnj{font-size:32px!important;color:var(--color-text-hint)}.main_video-card-body__CwIp0{padding:var(--spacing-md);display:flex;flex-direction:column;flex:1 1}.main_video-card-title__QkviJ{font-size:var(--font-base);font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4}.main_video-card-meta__MDhFc{display:flex;align-items:center;gap:var(--spacing-md);margin-top:auto;padding-top:var(--spacing-sm);font-size:var(--font-xs)}.main_video-card-meta-item__iO8Hb{display:flex;align-items:center;gap:.125rem}.main_video-card-meta-item__iO8Hb .main_material-icons__i4Y6C{font-size:14px}.main_video-card-meta-item__iO8Hb.main_likes__3nCrJ{color:var(--color-primary-blue);font-weight:500}.main_video-card-meta-spacer__TDRX6{flex:1 1}.main_video-card-duration__zNZdh{font-size:var(--font-xs);color:var(--color-text-secondary)}.main_empty-popular__J1IHM{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-xl) 0;color:var(--color-text-hint);font-size:var(--font-sm)}.main_empty-popular__J1IHM .main_material-icons__i4Y6C{font-size:32px!important;opacity:.4}@keyframes main_shimmer___KHvq{0%{background-position:200% 0}to{background-position:-200% 0}}.main_skeleton-card__0Apyx{border-radius:var(--radius-xl);background:var(--color-surface);border:1px solid var(--color-divider);overflow:hidden;display:flex;flex-direction:column;min-width:0}.main_skeleton-thumb__Ewws0{width:100%;aspect-ratio:16/9;background:linear-gradient(90deg,var(--color-divider) 25%,#f1f5f9 50%,var(--color-divider) 75%);background-size:200% 100%;animation:main_shimmer___KHvq 2s infinite}.main_skeleton-body__zAAmC{padding:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-sm)}.main_skeleton-line__AayHM{height:.875rem;border-radius:var(--radius-sm);background:linear-gradient(90deg,var(--color-divider) 25%,#f1f5f9 50%,var(--color-divider) 75%);background-size:200% 100%;animation:main_shimmer___KHvq 2s infinite}.main_skeleton-line-short__dIst1{width:60%}.main_skeleton-line-xs__yxftX{width:30%;height:.75rem}.main_footer__JqP6l{background:var(--color-section-3,#f7fee7);border-top:1px solid var(--color-divider);padding:var(--spacing-xl) var(--spacing-lg);margin-top:var(--spacing-xl)}.main_footer-inner__rQM1S{max-width:var(--max-width);margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);text-align:center}.main_footer-logo__ZCina{font-size:var(--font-lg);font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em}.main_footer-tagline__UDxHb{font-size:var(--font-sm);color:var(--color-text-secondary);margin-top:.25rem}.main_footer-links__3_tm3{display:flex;gap:var(--spacing-md)}.main_footer-link__opnQ9{font-size:var(--font-sm);color:var(--color-text-secondary);font-weight:500;transition:color var(--transition-normal)}.main_footer-link__opnQ9:hover{color:var(--color-primary-blue)}.main_footer-copy__N46ae{font-size:var(--font-xs);color:var(--color-text-hint)}.main_snackbar__4CUjT{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%);padding:var(--spacing-sm) var(--spacing-lg);background-color:var(--color-accent-red);color:#fff;border-radius:var(--radius-lg);font-size:var(--font-base);z-index:999;animation:main_snackbar-in__ZTJ2L .2s cubic-bezier(.22,1,.36,1)}@keyframes main_snackbar-in__ZTJ2L{0%{opacity:0;transform:translateX(-50%) translateY(6px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}@media (max-width:960px){.main_popular-list__QM2uO{grid-template-columns:repeat(3,1fr)}}@media (max-width:640px){.main_hero-section__oMwAW{padding:var(--spacing-xl) var(--spacing-md)}.main_hero-title__XBlvH{font-size:var(--font-2xl)}.main_hero-subtitle__Mxfqo{font-size:var(--font-base)}.main_popular-section__ZVT9o{padding:var(--spacing-xl) var(--spacing-md)}.main_popular-header__k5AVY{flex-direction:column;gap:var(--spacing-sm);align-items:flex-start}.main_popular-list__QM2uO{grid-template-columns:repeat(2,1fr);gap:var(--spacing-sm)}.main_video-card-title__QkviJ{font-size:var(--font-sm)}.main_footer__JqP6l{padding:var(--spacing-lg) var(--spacing-md)}}