:root{--primary:#2563eb;--primary-dark:#1d4ed8;--dark:#0f172a;--light:#f1f5f9;--gray:#64748b;--success:#10b981;--danger:#ef4444;--card-bg:rgba(15, 23, 42, 0.8);--card-border:rgba(255, 255, 255, 0.1);--transition:all 0.3s ease}*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif}body{background:linear-gradient(135deg,#0f172a 0%,#1e293b 100%);color:var(--light);min-height:100vh;padding:20px;overflow-x:hidden}.container{max-width:1400px;margin:0 auto}header{display:flex;justify-content:space-between;align-items:center;padding:20px 0;margin-bottom:30px;border-bottom:1px solid var(--card-border);flex-wrap:wrap;gap:20px}.logo{display:flex;align-items:center;gap:12px;font-size:1.8rem;font-weight:700;color:#fff}.logo i{color:var(--primary)}.nav-tabs{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.tab-btn{padding:8px 20px;border-radius:50px;background:#fff0;border:1px solid var(--card-border);color:var(--light);cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:8px}.tab-btn.active{background:var(--primary);border-color:var(--primary)}.search-container{display:flex;gap:15px;align-items:center;flex:1;max-width:600px}.search-bar{display:flex;background:var(--card-bg);border:1px solid var(--card-border);border-radius:50px;padding:12px 20px;width:100%;gap:10px;transition:var(--transition)}.search-bar:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgb(37 99 235 / .2)}.search-bar input{background:#fff0;border:none;color:var(--light);font-size:1rem;width:100%;outline:none}.search-bar i{color:var(--gray)}.filter-select{background:var(--card-bg);border:1px solid var(--card-border);border-radius:50px;padding:12px 20px;color:var(--light);outline:none;cursor:pointer;transition:var(--transition);appearance:none;position:relative;background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxNiIgaGVpZ2h0PSIxNiIgZmlsbD0iI0ZGRkZGRiIgY2xhc3M9ImJpIGJpLWNhcmV0LWRvd24iIHZpZXdCb3g9IjAgMCAxNiAxNiI+CiAgPHBhdGggZD0iTTMuMjA0IDVoOS41OTJMOCAxMC40ODF6bS0uNzUzLjY1OSA0Ljc5NiA1LjQ4YTEgMSAwIDAgMCAxLjUwNiAwbDQuNzk2LTUuNDhjLjU2Ni0uNjQ3LjEwNi0xLjY1OS0uNzUzLTEuNjU5SDMuMjA0YTEgMSAwIDAgMC0uNzUzIDEuNjU5Ii8+Cjwvc3ZnPg==);background-repeat:no-repeat;background-position:calc(100% - 20px) center;background-size:16px 16px;padding-right:42px}.filter-select:focus{border-color:var(--primary)}.main-content{display:grid;grid-template-columns:1fr 350px;gap:30px}.player-section{background:var(--card-bg);border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgb(0 0 0 / .3)}#video-player{width:100%;height:500px;background:#000;display:flex;align-items:center;justify-content:center;position:relative}.player-placeholder{text-align:center;padding:40px;max-width:600px}.player-placeholder i{font-size:4rem;color:var(--primary);margin-bottom:20px}.player-placeholder h2{margin-bottom:15px;font-weight:600}.player-placeholder p{color:var(--gray);margin:0 auto;line-height:1.6}.player-controls{padding:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.channel-info{display:flex;align-items:center;gap:15px}.channel-logo{width:50px;height:50px;border-radius:50%;background:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;overflow:hidden}.channel-logo img{width:100%;height:100%;border-radius:50%;object-fit:cover}.channel-name{font-weight:600;font-size:1.2rem}.channel-meta{color:var(--gray);font-size:.9rem;display:flex;gap:10px;flex-wrap:wrap}.action-buttons{display:flex;gap:15px}.btn{padding:10px 20px;border-radius:50px;border:none;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--transition)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}.btn-outline{background:#fff0;border:1px solid var(--card-border);color:var(--light)}.btn-outline:hover{background:rgb(255 255 255 / .1);transform:translateY(-2px)}.channels-section{background:var(--card-bg);border-radius:16px;padding:25px;box-shadow:0 10px 30px rgb(0 0 0 / .3)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.section-title{font-size:1.4rem;font-weight:600}.view-all{color:var(--primary);text-decoration:none;font-weight:500;transition:var(--transition)}.view-all:hover{text-decoration:underline}.channels-container{max-height:700px;overflow-y:auto;padding-right:10px}.channels-container::-webkit-scrollbar{width:8px}.channels-container::-webkit-scrollbar-track{background:rgb(255 255 255 / .05);border-radius:10px}.channels-container::-webkit-scrollbar-thumb{background:var(--primary);border-radius:10px}.channels-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:15px}.channel-card{background:rgb(30 41 59 / .6);border-radius:12px;padding:15px;text-align:center;cursor:pointer;transition:var(--transition);border:1px solid #fff0;display:flex;flex-direction:column;align-items:center}.channel-card:hover{transform:translateY(-5px);border-color:var(--primary);background:rgb(30 41 59 / .8)}.channel-card.active{border-color:var(--primary);background:rgb(37 99 235 / .2);transform:translateY(-3px)}.channel-logo-small{width:60px;height:60px;margin:0 auto 15px;border-radius:50%;background:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.5rem;overflow:hidden}.channel-logo-small img{width:100%;height:100%;object-fit:cover}.channel-name-small{font-weight:500;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%}.loading{text-align:center;padding:30px}.loading-spinner{border:4px solid rgb(255 255 255 / .1);border-top:4px solid var(--primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}footer{text-align:center;padding:30px 0;margin-top:40px;border-top:1px solid var(--card-border);color:var(--gray);font-size:.9rem}.stats{display:flex;justify-content:center;gap:30px;margin-top:15px;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column;align-items:center;min-width:100px}.stat-value{font-size:1.4rem;font-weight:700;color:var(--light)}.stat-label{font-size:.9rem}.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;padding:12px 25px;border-radius:50px;box-shadow:0 5px 15px rgb(0 0 0 / .3);z-index:1000;opacity:0;transition:opacity 0.3s,transform 0.3s;pointer-events:none}.toast.show{opacity:1;transform:translateX(-50%) translateY(-10px)}.player-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:rgb(0 0 0 / .5);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.3s;pointer-events:none}#video-player:hover .player-overlay{opacity:1;pointer-events:all}.fullscreen-btn{background:rgb(0 0 0 / .7);border:none;color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;position:absolute;bottom:20px;right:20px;z-index:10}.virtual-scroll-container{max-height:600px;overflow-y:auto;position:relative}.virtual-scroll-content{position:relative}.channel-row{display:grid;grid-template-columns:50px 1fr;gap:15px;padding:12px;border-bottom:1px solid var(--card-border);cursor:pointer;transition:var(--transition)}.channel-row:hover{background:rgb(37 99 235 / .1)}.channel-row.active{background:rgb(37 99 235 / .2);border-left:3px solid var(--primary)}.channel-row-logo{width:40px;height:40px;border-radius:50%;background:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.2rem;overflow:hidden}.channel-row-info{overflow:hidden}.channel-row-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.channel-row-meta{font-size:.8rem;color:var(--gray);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;gap:8px}.pagination{display:flex;justify-content:center;gap:10px;margin-top:20px}.page-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--card-border);background:#fff0;color:var(--light);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}.page-btn.active{background:var(--primary);border-color:var(--primary)}.page-btn:hover:not(.active){background:rgb(255 255 255 / .1)}.badge{display:inline-block;padding:3px 8px;border-radius:12px;font-size:.7rem;font-weight:600;text-transform:uppercase}.badge-live{background:var(--danger);color:#fff}.badge-offline{background:var(--gray);color:#fff}.badge-favorite{background:var(--success);color:#fff}.badge-country{background:var(--primary);color:#fff}.favorite-star{color:gold;margin-left:5px;font-size:.9rem}.cache-indicator{position:fixed;bottom:20px;right:20px;background:var(--success);color:#fff;padding:8px 15px;border-radius:50px;font-size:.8rem;z-index:1000;display:flex;align-items:center;gap:5px;display:none!important}.country-detected{position:fixed;top:20px;right:20px;background:rgb(37 99 235 / .3);color:#fff;padding:10px 20px;border-radius:50px;font-size:.9rem;z-index:1000;display:flex;align-items:center;gap:8px;box-shadow:0 5px 15px rgb(0 0 0 / .3);animation:slideIn 0.5s ease}@keyframes slideIn{from{transform:translateX(100px);opacity:0}to{transform:translateX(0);opacity:1}}.lazy-load{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:rgb(30 41 59 / .5);border-radius:50%;overflow:hidden}.placeholder-icon{font-size:1.2rem;color:#64748b}.loaded-img{width:100%;height:100%;object-fit:cover;transition:opacity 0.3s ease}@media (max-width:1024px){.main-content{grid-template-columns:1fr}#video-player{height:400px}}@media (max-width:768px){header{flex-direction:column;gap:20px}.nav-tabs{flex-wrap:wrap;justify-content:center}.search-container{flex-direction:column}.search-bar,.filter-select{width:100%}.player-controls{flex-direction:column;gap:20px}.channel-info{flex-direction:column;text-align:center}.action-buttons{width:100%;justify-content:center}#video-player{height:300px}.cache-indicator,.country-detected{bottom:70px;right:10px;left:10px;text-align:center}.country-detected{top:auto}}