:root{--bg-base: #01040f;--bg-surface: rgba(4, 15, 36, .75);--bg-surface-hover: rgba(8, 26, 61, .85);--bg-card: rgba(6, 20, 48, .6);--border-color: rgba(204, 164, 59, .15);--border-focus: rgba(229, 186, 70, .5);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #4e5e78;--primary: #cca43b;--primary-glow: rgba(204, 164, 59, .25);--accent: #e5ba46;--accent-gradient: linear-gradient(135deg, #cca43b 0%, #f3c623 100%);--success: #10b981;--error: #f43f5e;--warning: #f59e0b;--font-sans: "Outfit", sans-serif;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--glass-blur: blur(20px);--shadow-premium: 0 8px 32px 0 rgba(0, 0, 0, .5)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%{transform:scale(.8);opacity:.5}50%{transform:scale(1.2);opacity:1;box-shadow:0 0 12px var(--success)}to{transform:scale(.8);opacity:.5}}@keyframes goldPulse{0%{box-shadow:0 0 10px rgba(229,186,70,.1);border-color:rgba(229,186,70,.35)}50%{box-shadow:0 0 20px rgba(229,186,70,.3);border-color:rgba(229,186,70,.6)}to{box-shadow:0 0 10px rgba(229,186,70,.1);border-color:rgba(229,186,70,.35)}}@keyframes borderGlow{0%{border-color:var(--primary);box-shadow:0 0 10px rgba(204,164,59,.25),inset 0 0 5px rgba(204,164,59,.1)}50%{border-color:var(--accent);box-shadow:0 0 25px rgba(229,186,70,.55),inset 0 0 15px rgba(229,186,70,.2)}to{border-color:var(--primary);box-shadow:0 0 10px rgba(204,164,59,.25),inset 0 0 5px rgba(204,164,59,.1)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);overflow:hidden;height:100vh;width:100vw;background-image:radial-gradient(circle at 50% -20%,rgba(204,164,59,.12) 0%,transparent 65%),radial-gradient(circle at 10% 20%,rgba(8,26,61,.4) 0%,transparent 40%),radial-gradient(circle at 90% 80%,rgba(204,164,59,.03) 0%,transparent 45%)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.2)}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw}.main-content{display:flex;flex:1;overflow:hidden}.main-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;background:var(--bg-surface);backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-premium);z-index:10}.logo-area{display:flex;align-items:center;gap:.75rem}.logo-icon{font-size:1.8rem;filter:drop-shadow(0 0 10px rgba(204,164,59,.3))}.logo-area h1{font-size:1.5rem;font-weight:700;letter-spacing:-.5px}.highlight{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.world-cup-badge{display:flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,rgba(204,164,59,.1),rgba(229,186,70,.2));border:1px solid rgba(229,186,70,.35);padding:.5rem 1rem;border-radius:20px;box-shadow:0 0 15px rgba(229,186,70,.1);font-weight:700;font-size:.9rem;color:var(--accent);letter-spacing:.5px;animation:goldPulse 3s infinite ease-in-out}.badge-trophy{font-size:1.1rem;filter:drop-shadow(0 0 4px rgba(229,186,70,.5))}.btn{font-family:var(--font-sans);font-weight:600;font-size:.9rem;padding:.75rem 1.25rem;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all .2s ease;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px 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.6rem;border-radius:var(--radius-sm);color:var(--text-secondary)}.channels-container{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.5rem}.channel-card{display:flex;align-items:center;gap:1rem;padding:.75rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1)}.channel-card:hover,.channel-card:focus{background:var(--bg-surface-hover);border-color:var(--accent);transform:translate(4px);outline:none;box-shadow:0 0 10px rgba(229,186,70,.25)}.channel-card.active{background:rgba(204,164,59,.16);border-color:var(--accent);box-shadow:0 0 20px rgba(229,186,70,.45),inset 0 0 10px rgba(229,186,70,.15);animation:borderGlow 2s infinite ease-in-out}.channel-logo-container{width:44px;height:44px;min-width:44px;border-radius:var(--radius-sm);overflow:hidden;background:rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.05)}.channel-logo-img{width:100%;height:100%;object-fit:contain}.channel-info{flex:1;min-width:0}.channel-name{font-size:.95rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.channel-group{font-size:.75rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:2rem;text-align:center;color:var(--text-secondary);gap:.5rem}.empty-state p{font-size:.9rem;line-height:1.4}@media (max-width: 900px){.sidebar{order:2;width:100%;height:auto;border-right:none;border-top:1px solid var(--border-color);background:rgba(4,15,36,.9);padding-bottom:env(safe-area-inset-bottom,.5rem)}.sidebar-header{display:none}.channels-container{flex-direction:row;overflow-x:auto;overflow-y:hidden;padding:.75rem 1rem;gap:.75rem;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory}.channel-card{flex-direction:column;width:78px;min-width:78px;height:90px;padding:.5rem;gap:.35rem;text-align:center;justify-content:center;scroll-snap-align:start;border-color:rgba(255,255,255,.05)}.channel-card:hover{transform:translateY(-3px)}.channel-logo-container{width:38px;height:38px;min-width:38px;border-radius:50%;padding:.15rem}.channel-info{width:100%;margin:0}.channel-name{font-size:.7rem;font-weight:600;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.1;overflow:hidden;text-overflow:ellipsis}.channel-group{display:none}}.player-viewport{flex:1;padding:2rem;display:flex;flex-direction:column;gap:1.5rem;overflow-y:auto}.video-container{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-color);box-shadow:var(--shadow-premium)}#video-player{width:100%;height:100%;display:block}.player-status{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(8,8,16,.9);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;z-index:5;transition:opacity .3s ease}.player-status.hidden{opacity:0;pointer-events:none}.spinner{width:50px;height:50px;border:4px solid rgba(204,164,59,.1);border-top-color:var(--primary);border-radius:50%;animation:spin 1s infinite linear}.custom-controls{position:absolute;bottom:0;left:0;width:100%;background:linear-gradient(to top,rgba(8,8,16,.95) 0%,rgba(8,8,16,.4) 60%,transparent 100%);display:flex;justify-content:space-between;align-items:center;padding:1.5rem;z-index:4;transition:opacity .3s cubic-bezier(.4,0,.2,1),transform .3s cubic-bezier(.4,0,.2,1);opacity:0;transform:translateY(10px);pointer-events:none}.video-container:hover .custom-controls,.video-container:focus-within .custom-controls,.custom-controls.visible{opacity:1;transform:translateY(0);pointer-events:auto}.control-row{display:flex;align-items:center;gap:1.25rem}.control-btn{background:rgba(255,255,255,.08);border:1px solid var(--border-color);color:var(--text-primary);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1rem;transition:all .2s ease;backdrop-filter:blur(4px)}.control-btn:hover{background:var(--accent-gradient);border-color:transparent;transform:scale(1.1);box-shadow:0 0 12px rgba(229,186,70,.45)}.volume-container{display:flex;align-items:center;width:80px;transition:width .3s ease}.volume-slider{width:100%;height:4px;-webkit-appearance:none;background:rgba(255,255,255,.2);border-radius:2px;outline:none;cursor:pointer}.volume-slider::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px var(--primary);transition:transform .1s ease}.volume-slider::-webkit-slider-thumb:hover{transform:scale(1.3)}.live-indicator{display:flex;align-items:center;gap:.5rem;font-size:.75rem;font-weight:700;color:var(--success);background:rgba(16,185,129,.1);padding:.35rem .75rem;border-radius:20px;border:1px solid rgba(16,185,129,.2);letter-spacing:.5px;text-transform:uppercase}.live-dot{width:8px;height:8px;background-color:var(--success);border-radius:50%;display:inline-block;box-shadow:0 0 8px var(--success);animation:pulse 1.5s infinite ease-in-out}@media (max-width: 900px){.player-viewport{order:1;padding:1rem;gap:1rem;overflow:visible}.video-container{border-radius:var(--radius-md);box-shadow:0 4px 20px rgba(0,0,0,.4)}}.video-container.fullscreen-fallback{position:fixed!important;top:0!important;left:0!important;width:100vw!important;height:100vh!important;z-index:99999!important;border-radius:0!important;border:none!important}.control-btn:focus{outline:none;background:var(--accent-gradient);border-color:var(--primary);transform:scale(1.15);box-shadow:0 0 16px rgba(229,186,70,.85)}.volume-slider:focus{outline:2px solid var(--primary);outline-offset:4px}