:root{--primary: #2563eb;--primary-gradient: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);--bg-dark: transparent;--bg-card: #ffffff;--bg-input: #f3f4f6;--text-primary: #111827;--text-secondary: #6b7280;--border-glass: 1px solid #e5e7eb;--shadow-glow: 0 0 20px rgba(37, 99, 235, .1);--radius-md: 12px;--radius-lg: 24px;--transition-fast: .2s ease;--transition-bounce: .3s cubic-bezier(.175, .885, .32, 1.275)}[data-theme=dark]{--bg-card: #1f2937;--bg-input: #374151;--text-primary: #f9fafb;--text-secondary: #9ca3af;--border-glass: 1px solid #374151}body{margin:0;font-family:Inter,Sarabun,system-ui,-apple-system,sans-serif;color:var(--text-primary);min-height:100vh}.app-container{max-width:1200px;margin:0 auto;padding:2rem}.header{text-align:center;margin-bottom:3rem;animation:fadeInDown .8s ease-out}.brand-title{font-size:3rem;font-weight:800;margin:0;background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-1px}.brand-subtitle{color:var(--text-secondary);font-size:1.1rem;margin-top:.5rem}.tabs-container{display:flex;gap:1rem;margin-bottom:1rem;border-bottom:1px solid var(--border-glass)}.tab-btn{background:none;border:none;color:var(--text-secondary);padding:.8rem 1.5rem;font-size:1rem;font-weight:500;cursor:pointer;position:relative;transition:all .3s}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--primary);font-weight:700}.tab-btn.active:after{content:"";position:absolute;bottom:-1px;left:0;width:100%;height:2px;background:var(--primary);box-shadow:0 -2px 10px #f006}.search-container{margin-bottom:2rem}.search-input-wrapper{display:flex;gap:10px;background:var(--bg-card);padding:10px;border-radius:var(--radius-lg);border:var(--border-glass);box-shadow:0 8px 32px #0003;flex-direction:column}.search-input{flex:1;background:transparent;border:none;color:var(--text-primary);font-size:1.1rem;padding:.5rem 1rem;outline:none;font-family:inherit;min-height:50px}textarea.search-input{resize:vertical;padding:.8rem}.search-actions{display:flex;justify-content:flex-end;align-items:center;gap:10px}.bulk-mode .search-input-wrapper{padding:15px}.search-btn{background:var(--primary-gradient);color:#fff;border:none;padding:.8rem 2rem;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition-bounce);min-width:120px}.search-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 15px #ff6b6b66}.search-btn:disabled{opacity:.7;cursor:not-allowed}.results-grid{display:flex;flex-direction:column;gap:2rem}.result-header-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;color:var(--text-secondary);font-size:.9rem}.clear-btn{background:none;border:1px solid var(--border-glass);color:var(--text-secondary);padding:4px 12px;border-radius:12px;cursor:pointer;font-size:.8rem;transition:all .2s}.clear-btn:hover{background:#ffffff1a;color:var(--text-primary)}.result-card{background:var(--bg-card);border-radius:var(--radius-lg);border:var(--border-glass);padding:2rem;box-shadow:0 10px 30px #0003;animation:slideUp .5s ease-out}.video-meta{display:flex;gap:2rem;padding-bottom:2rem;border-bottom:var(--border-glass)}.thumbnail-img{width:300px;border-radius:var(--radius-md);box-shadow:0 8px 16px #0000004d}.video-details h2{margin:0 0 1rem;font-size:1.5rem;line-height:1.4}.video-author{color:var(--text-secondary);display:flex;align-items:center;gap:1rem}.video-duration{background:#ffffff1a;padding:2px 8px;border-radius:4px;font-size:.8rem}.subtitles-section{padding-top:2rem}.subtitles-section h3{margin:0 0 1.5rem;display:flex;align-items:center;gap:10px}.subtitles-count{background:var(--bg-input);padding:2px 10px;border-radius:12px;font-size:.9rem;color:var(--text-secondary)}.subtitles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}.subtitle-card{background:var(--bg-input);padding:1rem;border-radius:var(--radius-md);display:flex;justify-content:space-between;align-items:center;border:var(--border-glass);transition:var(--transition-fast)}.subtitle-card:hover{transform:translateY(-2px);border-color:#ffffff4d}.lang-name{font-weight:600;display:block}.lang-code{font-size:.8rem;color:var(--text-secondary)}.download-actions{display:flex;gap:.5rem}.download-pill{background:#ffffff1a;color:var(--text-primary);text-decoration:none;padding:4px 12px;border-radius:16px;font-size:.85rem;font-weight:500;transition:var(--transition-fast)}.download-pill:hover{background:var(--primary);color:#fff}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,var(--bg-input) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:slideUp .4s ease-out}@media(max-width:768px){.app-container{padding:1rem}.video-meta{flex-direction:column}.thumbnail-img{width:100%}.content-grid{grid-template-columns:1fr}.affiliate-section{order:2}}.content-grid{display:grid;grid-template-columns:1fr 300px;gap:2rem;align-items:start}.ad-banner-top{width:100%;height:90px;background:#ffffff08;margin-bottom:2rem;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;border:1px dashed var(--border-glass);position:relative;overflow:hidden}.ad-label{position:absolute;top:4px;right:6px;font-size:10px;color:var(--text-secondary);background:#00000080;padding:2px 4px;border-radius:4px}.ad-placeholder{color:var(--text-secondary);font-size:.9rem}.affiliate-section{background:var(--bg-card);border-radius:var(--radius-lg);border:var(--border-glass);padding:1.5rem;position:sticky;top:2rem}.affiliate-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:.5rem}.affiliate-header h3{margin:0;font-size:1.1rem;color:#ff5722}.affiliate-badge{background:#ff5722;color:#fff;font-size:.7rem;padding:2px 6px;border-radius:4px}.product-list{display:flex;flex-direction:column;gap:1rem}.product-card{display:flex;gap:10px;text-decoration:none;color:var(--text-primary);padding:8px;border-radius:8px;transition:var(--transition-fast);background:#ffffff05}.product-card:hover{background:#ffffff14;transform:translate(4px)}.product-image-wrapper{position:relative;width:70px;height:70px;border-radius:6px;overflow:hidden;flex-shrink:0}.product-image{width:100%;height:100%;object-fit:cover}.product-overlay{position:absolute;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;opacity:0;transition:.2s}.product-card:hover .product-overlay{opacity:1}.product-overlay span{font-size:.7rem;color:#fff;font-weight:600}.product-info{display:flex;flex-direction:column;justify-content:space-between;flex:1}.product-title{font-size:.9rem;margin:0;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-footer{display:flex;justify-content:space-between;align-items:center;margin-top:4px}.product-price{color:#ff5722;font-weight:700;font-size:.95rem}.shop-btn{font-size:.75rem;color:var(--text-secondary)}.ad-placeholder-sidebar{margin-top:2rem;height:250px;background:#ffffff08;border:1px dashed var(--border-glass);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:.8rem}.history-section{margin-top:3rem;margin-bottom:2rem}.history-title{font-size:1.1rem;color:var(--text-secondary);margin-bottom:1rem;display:flex;align-items:center;gap:8px}.history-grid{display:flex;gap:1rem;overflow-x:auto;padding-bottom:1rem;scrollbar-width:thin;-webkit-overflow-scrolling:touch}.history-card{min-width:160px;max-width:160px;background:var(--bg-card);border:var(--border-glass);padding:.6rem;border-radius:12px;cursor:pointer;transition:var(--transition-fast);flex-shrink:0}.history-card:hover{background:#ffffff1a;transform:translateY(-2px)}.history-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;margin-bottom:.5rem}.history-info h4{font-size:.75rem;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary);line-height:1.4}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;opacity:0;animation:fadeIn .2s forwards}.modal-content{background:var(--bg-card);border:var(--border-glass);width:90%;max-width:600px;max-height:80vh;border-radius:var(--radius-lg);display:flex;flex-direction:column;box-shadow:0 20px 40px #0006;transform:scale(.95);animation:scaleIn .2s forwards}@keyframes fadeIn{to{opacity:1}}@keyframes scaleIn{to{transform:scale(1)}}.modal-header{padding:1.2rem;border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center}.modal-header h3{margin:0;font-size:1.1rem}.close-btn{background:none;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;padding:0;line-height:1}.modal-body{padding:1.2rem;overflow-y:auto;font-family:monospace;font-size:.9rem;line-height:1.6;white-space:pre-wrap;color:var(--text-primary);background:#0003}.modal-footer{padding:1rem;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:flex-end;gap:.8rem}.action-btn{background:var(--bg-input);border:1px solid rgba(255,255,255,.1);color:var(--text-primary);padding:.4rem .8rem;border-radius:6px;cursor:pointer;font-size:.85rem;transition:var(--transition-fast);display:flex;align-items:center;gap:.4rem}.action-btn:hover{background:#ffffff1a;border-color:#fff3}.action-btn.primary{background:var(--primary);border:none;color:#fff}.action-btn.primary:hover{filter:brightness(1.1)}.seo-content{margin-top:4rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1)}.seo-content section{margin-bottom:3rem}.seo-content h2{font-size:1.8rem;margin-bottom:1.5rem;text-align:center;background:linear-gradient(to right,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.feature-item{background:#ffffff08;padding:1.5rem;border-radius:12px;border:1px solid rgba(255,255,255,.05)}.feature-item h3{margin-top:0;color:var(--primary)}.steps-list{background:#0003;padding:2rem 2rem 2rem 3rem;border-radius:16px;border:1px solid rgba(255,255,255,.05)}.steps-list li{margin-bottom:1rem;font-size:1.1rem;line-height:1.6}.faq-item{margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.05)}.faq-item h3{font-size:1.2rem;color:var(--text-primary);margin-bottom:.5rem}.faq-item p{color:var(--text-secondary);line-height:1.6}