.hero-announce{background:linear-gradient(135deg,#0f172a 0,#1e3a5f 50%,#0f172a 100%);border-radius:20px;overflow:hidden;color:white;margin-top:48px}.hero-announce__inner{display:flex;align-items:stretch}.hero-announce__cover{flex:0 0 40%;max-width:40%;min-height:340px}.hero-announce__image{width:100%;height:100%;object-fit:cover;display:block}.hero-announce__details{flex:1;min-width:0;padding:2.5rem 2.5rem 2.5rem 2rem;display:flex;flex-direction:column;justify-content:center}.hero-announce__label{display:inline-flex;align-items:center;gap:6px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,0.7);margin-bottom:.75rem}.hero-announce__lecturer{display:flex;align-items:center;gap:10px;margin-bottom:.75rem}.hero-announce__lecturer-photo{width:32px;height:32px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,0.3)}.hero-announce__lecturer span{font-size:.95rem;font-weight:500;color:rgba(255,255,255,0.9)}.hero-announce__title{font-size:1.75rem;font-weight:700;line-height:1.2;margin-bottom:.75rem;color:white}.hero-announce__description{font-size:.95rem;line-height:1.6;color:rgba(255,255,255,0.7);margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.hero-announce__meta{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:1.25rem}.hero-announce__meta-item{display:flex;align-items:center;gap:6px;font-size:.875rem;color:rgba(255,255,255,0.75)}.hero-announce__meta-item i{font-size:.8rem;color:rgba(255,255,255,0.5)}.hero-announce__actions{display:flex;gap:.75rem;flex-wrap:wrap}.hero-announce__btn{display:inline-flex;align-items:center;padding:.75rem 1.5rem;font-size:.9rem;font-weight:600;border-radius:50px;transition:all .3s ease;text-decoration:none;cursor:pointer}.hero-announce__btn--primary{background:#2563eb;color:white;box-shadow:0 4px 20px rgba(37,99,235,0.35)}.hero-announce__btn--primary:hover{background:white;color:#2563eb;transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.15)}.hero-announce__btn--secondary{background:transparent;color:white;border:1px solid rgba(255,255,255,0.3)}.hero-announce__btn--secondary:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.5)}@media(max-width:768px){.hero-announce{margin-top:46px;border-radius:16px}.hero-announce__inner{flex-direction:column}.hero-announce__cover{flex:none;max-width:100%;width:100%;min-height:auto;aspect-ratio:16 / 9}.hero-announce__details{padding:1.25rem 1.25rem 1.5rem}.hero-announce__title{font-size:1.35rem}.hero-announce__description{font-size:.9rem;-webkit-line-clamp:2}.hero-announce__actions{flex-direction:column}.hero-announce__btn{text-align:center;justify-content:center}}@media(hover:none) and (pointer:coarse){.hero-announce__btn--primary:hover{background:#2563eb;color:white;transform:none}}.section{padding:1.5rem 0 4rem 0;position:relative;z-index:10}.section-header{text-align:center;margin-bottom:3rem}.section-title{font-size:2.25rem;font-weight:700;color:var(--dark);margin-bottom:1rem}.section-subtitle{font-size:1.125rem;color:var(--gray-600);max-width:600px;margin:0 auto;line-height:1.6}.section-header--with-tabs{display:flex;align-items:center;justify-content:space-between;text-align:left;gap:1.5rem}.section-header--with-tabs .section-title{margin-bottom:0}.section-tabs{display:flex;background:var(--gray-100);border-radius:10px;padding:4px;gap:2px}.section-tab{padding:.5rem 1.25rem;border:0;background:transparent;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--gray-600);cursor:pointer;transition:all .2s ease;white-space:nowrap}.section-tab:hover{color:var(--dark)}.section-tab.active{background:white;color:var(--dark);box-shadow:0 1px 3px rgba(0,0,0,0.1);font-weight:600}.recording-badge{position:absolute;top:12px;left:12px;background:rgba(0,0,0,0.75);color:white;padding:4px 10px;border-radius:6px;font-size:.75rem;font-weight:600;display:flex;align-items:center;gap:4px;z-index:2;backdrop-filter:blur(4px)}.tickets-badge{position:absolute;top:12px;left:12px;background:rgba(16,133,72,0.85);color:white;padding:4px 10px;border-radius:6px;font-size:.75rem;font-weight:600;display:flex;align-items:center;gap:4px;z-index:2;backdrop-filter:blur(4px)}.lecture-rating-info{font-size:.9rem;font-weight:600;color:#f59e0b;display:flex;align-items:center;gap:.25rem}.lecture-rating-info i{font-size:.85rem}.price-free{color:#059669;font-weight:700}.load-more-container{text-align:center;margin-top:2.5rem}.btn-load-more{display:inline-block;padding:.75rem 2.5rem;border:2px solid var(--gray-300);background:white;border-radius:10px;font-size:.95rem;font-weight:600;color:var(--gray-700);cursor:pointer;transition:all .2s ease}.btn-load-more:hover{border-color:var(--primary);color:var(--primary);background:var(--gray-50)}.btn-load-more:disabled{opacity:.5;cursor:not-allowed}.lectures-loader{text-align:center;padding:2rem 0}.spinner{display:inline-block;width:36px;height:36px;border:3px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.lectures-empty-state{text-align:center;padding:3rem;grid-column:1 / -1}.lectures-empty-state i{font-size:3rem;color:var(--gray-400);margin-bottom:1rem;display:block}.lectures-empty-state p{color:var(--gray-600);font-size:1.125rem}.lectures-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.lecture-card-wrapper.featured{grid-column:span 2}.lecture-card-wrapper.featured .lecture-card{flex-direction:row;min-height:320px}.lecture-card-wrapper.featured .lecture-image-container{width:45%;min-width:260px;height:auto;aspect-ratio:4 / 5;flex-shrink:0}.lecture-card-wrapper.featured .lecture-image{width:100%;height:100%;object-fit:cover}.lecture-card-wrapper.featured .lecture-content{flex:1;padding:1.5rem 2rem;justify-content:center}.lecture-card-wrapper.featured .lecture-title{font-size:1.5rem}.lecture-card-wrapper.featured .lecture-description{-webkit-line-clamp:5}@media(min-width:769px) and (max-width:1024px){.lectures-grid{grid-template-columns:repeat(2,1fr)}.lecture-card-wrapper.featured{grid-column:span 2}}@media(max-width:768px){.lectures-grid{grid-template-columns:1fr;gap:1.5rem}.lecture-card-wrapper.featured{grid-column:span 1}.lecture-card-wrapper.featured .lecture-card{flex-direction:column}.lecture-card-wrapper.featured .lecture-image-container{width:100%;min-width:unset;height:200px;aspect-ratio:unset}.lecture-card-wrapper.featured .lecture-content{padding:1.5rem}.lecture-card-wrapper.featured .lecture-title{font-size:1.125rem}.section{padding:2rem 0 3rem 0}.section-title{font-size:1.875rem}.section-subtitle{font-size:1rem}.section-header--with-tabs{flex-direction:column;align-items:stretch;text-align:center}.section-tabs{justify-content:center}.section-tab{flex:1;text-align:center;padding:.5rem .75rem;font-size:.85rem}}.lecture-card{background:white;border:1px solid var(--gray-200);border-radius:var(--radius);overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column;height:100%;position:relative}.lecture-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:var(--gray-300);background:white}.lecture-image-container{position:relative;overflow:hidden;height:200px}.live-badge{position:absolute;top:12px;left:12px;background:#ef4444;color:white;padding:4px 10px;border-radius:4px;font-size:.75rem;font-weight:600;text-transform:uppercase;display:flex;align-items:center;gap:6px;z-index:10;animation:live-pulse 2s ease-in-out infinite}.live-dot{width:8px;height:8px;background:white;border-radius:50%;animation:live-dot-pulse 1s ease-in-out infinite}@keyframes live-pulse{0%,100%{opacity:1}50%{opacity:.85}}@keyframes live-dot-pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.7}}.lecture-image{width:100%;height:100%;object-fit:cover;background:var(--gray-200);transition:transform .3s ease}.lecture-card:hover .lecture-image{transform:scale(1.05)}.lecture-card{opacity:0;transform:translateY(30px);animation:fadeInUp .6s ease forwards}.lecture-card:nth-child(1){animation-delay:.1s}.lecture-card:nth-child(2){animation-delay:.2s}.lecture-card:nth-child(3){animation-delay:.3s}.lecture-card:nth-child(4){animation-delay:.4s}.lecture-card:nth-child(5){animation-delay:.5s}.lecture-card:nth-child(6){animation-delay:.6s}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}@media(hover:none) and (pointer:coarse){.lecture-card{box-shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06)}.lecture-card:hover{transform:none;box-shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);border-color:var(--gray-200)}.lecture-card:hover .lecture-image{transform:none}}.lecture-description{line-height:1.7}.lecture-card-wrapper{display:block;text-decoration:none;color:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:all .3s ease;position:relative;z-index:1;-webkit-user-drag:none;user-drag:none}@media(max-width:768px){.lecture-card-wrapper{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;cursor:pointer}}.lecture-card-wrapper:hover{text-decoration:none;color:inherit}.lecture-card-wrapper:focus{outline:2px solid var(--primary);outline-offset:2px}.lecture-card-wrapper:active{opacity:.8;transform:scale(0.98)}.lecture-content{padding:1.5rem;flex:1;display:flex;flex-direction:column}.lecture-date{display:inline-flex;align-items:center;gap:.5rem;color:var(--gray-600);font-size:.875rem;font-weight:500;margin-bottom:.75rem}.lecture-title{font-size:1.25rem;font-weight:700;color:var(--dark);margin-bottom:.75rem;line-height:1.3}.lecture-title a{color:inherit;text-decoration:none}.lecture-title a:hover{color:var(--primary)}.lecture-description{color:var(--gray-600);font-size:.95rem;line-height:1.6;margin-bottom:1.5rem;flex:1}.lecture-footer{display:flex;justify-content:space-between;align-items:center;padding-top:1rem;border-top:1px solid var(--gray-200)}.lecture-lecturer{color:var(--gray-700);font-size:.95rem;font-weight:500;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.lecture-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.lecture-tag{padding:.25rem .5rem;background:var(--gray-100);border-radius:var(--radius-sm);font-size:.75rem;color:var(--gray-600);text-decoration:none;transition:all .2s ease}.lecture-tag:hover{background:var(--gray-200);color:var(--gray-700)}.lecture-price{font-size:1.25rem;font-weight:700;color:var(--primary)}.lecture-format{display:inline-flex;align-items:center;gap:.5rem;padding:.375rem .75rem;background:var(--gray-100);border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;color:var(--gray-700)}.cta-section{background:var(--gray-50);padding:4rem 2rem;text-align:center;margin-top:4rem;border-radius:var(--radius)}.cta-title{font-size:2rem;font-weight:700;color:var(--dark);margin-bottom:1rem}.cta-description{font-size:1.125rem;color:var(--gray-600);margin-bottom:2rem;max-width:600px;margin-left:auto;margin-right:auto}@media(max-width:480px){.lecture-card-wrapper{display:block;-webkit-tap-highlight-color:transparent}}