:root{--accent-color:#6366f1;--bg-primary:#0a0a0a;--bg-secondary:#1a1a1a;--bg-tertiary:#2a2a2a;--text-primary:#fff;--text-secondary:#a0a0a0;--text-size:16px;--grid-columns:5;--border-radius:8px;--card-padding:12px;--thumbnail-aspect-ratio:16/9;--header-height:60px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;margin:0;padding:0;background-color:var(--bg-primary);color:var(--text-primary);font-size:var(--text-size);overflow-x:hidden;line-height:1.6}a{color:var(--accent-color);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.app-container{min-height:100vh}.app-container,.main-content{display:flex;flex-direction:column}.main-content{flex-grow:1;padding:20px;padding-top:calc(var(--header-height) + 20px);width:98%;box-sizing:border-box;margin:0 auto}.header{position:fixed;top:0;left:0;width:100%;background-color:hsla(0,0%,4%,.95);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;justify-content:space-between;padding:0 20px;height:var(--header-height);box-sizing:border-box;border-bottom:1px solid var(--bg-tertiary)}.header,.header-center,.header-left,.header-right,.logo{display:flex;align-items:center}.logo{font-size:24px;font-weight:700;color:var(--accent-color);margin:0;cursor:pointer}.logo,.logo:hover{text-decoration:none}.logo i{margin-right:8px}.search-container{align-items:center;background-color:var(--bg-secondary);overflow:visible;width:300px;max-width:100%;position:relative;z-index:500}#search-form,.search-container{display:flex;border-radius:var(--border-radius)}#search-form{width:100%;overflow:hidden}.search-input{flex-grow:1;padding:10px 15px;border:none;background:none;color:var(--text-primary);font-size:1em;outline:none}.search-input::placeholder{color:var(--text-secondary)}.search-btn{padding:10px 15px;background-color:var(--bg-tertiary);border:none;color:var(--text-primary);cursor:pointer;transition:background-color .2s ease;flex-shrink:0}.search-btn:hover{background-color:var(--accent-color);color:var(--text-primary)}.search-suggestions{position:absolute;top:100%;left:0;right:0;background-color:var(--bg-tertiary);border-radius:var(--border-radius);box-shadow:0 4px 10px rgba(0,0,0,.3);overflow:hidden;max-height:250px;overflow-y:auto;display:none;padding:5px 0}.search-suggestions.visible{display:block}.suggestion-item{padding:10px 15px;cursor:pointer;color:var(--text-primary);font-size:.95em;transition:background-color .2s ease;display:block;text-decoration:none}.suggestion-item:hover{background-color:var(--bg-secondary)}.suggestion-item strong{color:var(--accent-color);font-weight:600}.settings-toggle{background:none;border:none;color:var(--text-primary);font-size:1.5em;cursor:pointer;padding:10px;transition:color .2s ease,transform .2s ease;border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center}.settings-toggle:hover{color:var(--accent-color)}.settings-icon{transition:transform .3s ease}.settings-toggle:hover .settings-icon{transform:rotate(90deg)}.trending-tags-container{margin-top:10px;margin-bottom:20px;display:flex;flex-wrap:wrap;gap:10px;padding:10px 0}.tag-button{background-color:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--bg-secondary);border-radius:20px;padding:6px 15px;font-size:.9em;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden;text-decoration:none;display:inline-block}.tag-button:hover{background-color:var(--accent-color);border-color:var(--accent-color);color:var(--text-primary);transform:translateY(-2px);box-shadow:0 4px 12px rgba(99,102,241,.3)}.tag-button:active{transform:translateY(0);box-shadow:0 2px 6px rgba(99,102,241,.2)}.video-grid{display:grid;grid-template-columns:repeat(var(--grid-columns),1fr);grid-gap:20px;gap:20px;margin-top:0}.video-card{background-color:var(--bg-secondary);border-radius:var(--border-radius);overflow:hidden;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column}.video-card:hover{transform:translateY(-5px);box-shadow:0 8px 15px rgba(0,0,0,.3)}.video-card a{text-decoration:none;color:inherit}.video-thumbnail{width:100%;display:block;object-fit:cover;aspect-ratio:var(--thumbnail-aspect-ratio)}.video-info{padding:var(--card-padding);display:flex;flex-direction:column;justify-content:space-between;flex-grow:1}.video-title{font-size:1em;font-weight:600;margin:0 0 8px;color:var(--text-primary);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;text-overflow:ellipsis}.video-channel{font-size:.9em;color:var(--text-secondary);margin:0 0 4px}.video-stats{font-size:.8em;color:var(--text-secondary);margin-top:auto}.video-stats span:not(:last-child){margin-right:4px}.video-duration{background-color:rgba(0,0,0,.8);color:#fff;padding:2px 6px;border-radius:4px;font-size:.8em;font-weight:700}.no-results{grid-column:1/-1;text-align:center;color:var(--text-secondary);font-size:1.2em;padding:40px}.settings-panel{position:fixed;top:0;right:0;height:100%;width:350px;background-color:var(--bg-tertiary);box-shadow:-5px 0 15px rgba(0,0,0,.5);z-index:2000;transform:translateX(100%);transition:transform .4s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column}.settings-panel.open{transform:translateX(0)}.settings-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--bg-secondary);flex-shrink:0}.settings-header h2{margin:0;font-size:1.2em;color:var(--text-primary);display:flex;align-items:center}.settings-header h2 i{margin-right:10px;color:var(--accent-color)}.close-settings{background:none;border:none;color:var(--text-secondary);font-size:1.5em;cursor:pointer;transition:color .2s ease}.close-settings:hover{color:var(--text-primary)}.settings-content{padding:20px;overflow-y:auto;flex-grow:1}.setting-group{margin-bottom:25px;padding-bottom:15px;border-bottom:1px dashed var(--bg-secondary)}.setting-group:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.setting-label{display:block;font-size:1em;color:var(--text-primary);margin-bottom:10px;font-weight:500;display:flex;align-items:center}.setting-label i{margin-right:8px;color:var(--accent-color)}.slider-container{display:flex;align-items:center;gap:10px}.power-slider{flex-grow:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;height:8px;background:var(--bg-secondary);outline:none;opacity:.9;transition:opacity .2s;border-radius:4px}.power-slider:hover{opacity:1}.power-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;background:var(--accent-color);cursor:pointer;border-radius:50%;box-shadow:0 2px 5px rgba(0,0,0,.3)}.power-slider::-moz-range-thumb{width:20px;height:20px;background:var(--accent-color);cursor:pointer;border-radius:50%;box-shadow:0 2px 5px rgba(0,0,0,.3)}.slider-value{font-size:.9em;color:var(--text-secondary);min-width:45px;text-align:right}.button-group{display:flex;gap:8px}.grid-btn{padding:8px 12px;background-color:var(--bg-secondary);border:1px solid var(--bg-secondary);color:var(--text-secondary);border-radius:var(--border-radius);cursor:pointer;transition:background-color .2s ease,border-color .2s ease,color .2s ease;font-size:.9em}.grid-btn.active,.grid-btn:hover{background-color:var(--accent-color);border-color:var(--accent-color);color:var(--text-primary)}.reset-btn{display:block;width:100%;padding:12px;background-color:#dc2626;border:none;color:var(--text-primary);border-radius:var(--border-radius);cursor:pointer;font-size:1em;font-weight:500;transition:background-color .2s ease;display:flex;align-items:center;justify-content:center}.reset-btn i{margin-right:8px}.reset-btn:hover{background-color:#ef4444}.pagination-container{display:flex;justify-content:center;align-items:center;margin-top:30px;gap:10px}.pagination-btn{background-color:var(--bg-secondary);border:none;color:var(--text-secondary);padding:10px 15px;border-radius:var(--border-radius);cursor:pointer;transition:background-color .2s ease,color .2s ease;text-decoration:none;display:inline-flex;align-items:center}.pagination-btn:hover:not(:disabled){background-color:var(--accent-color);color:var(--text-primary);text-decoration:none}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.pagination-dots{display:flex;align-items:center;gap:5px}.pagination-dot{background-color:var(--bg-secondary);color:var(--text-secondary);width:30px;height:30px;border-radius:50%;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:background-color .2s ease,color .2s ease;font-size:.9em;text-decoration:none}.pagination-dot.active{background-color:var(--accent-color);color:var(--text-primary);font-weight:600;cursor:default}.pagination-dot:hover:not(.active):not(.ellipsis){background-color:var(--bg-secondary);color:var(--text-primary);text-decoration:none}.pagination-dot.ellipsis{background:none;color:var(--text-secondary);cursor:default}.footer{background-color:var(--bg-secondary);padding:40px 20px 20px;margin-top:40px;color:var(--text-secondary);font-size:.9em}.footer-content{display:flex;flex-wrap:wrap;justify-content:space-between;width:98%;margin:0 auto;gap:30px}.footer-section{flex:1 1;min-width:200px}.footer-section h3,.footer-section h4{color:var(--text-primary);margin-top:0;margin-bottom:15px}.footer-section p{line-height:1.6}.footer-section ul{list-style:none;padding:0;margin:0}.footer-section ul li{margin-bottom:8px}.footer-section a{color:var(--text-secondary);text-decoration:none;transition:color .2s ease}.footer-section a:hover{color:var(--accent-color)}.footer-bottom{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid var(--bg-tertiary)}.single-video-view{padding:2rem 0}.single-video-container{width:98%;margin:0 auto;padding:0 1rem;display:grid;grid-template-columns:1fr 400px;grid-gap:30px;gap:30px}.video-player-area{display:flex;flex-direction:column;gap:20px}.main-video-player{background-color:#000;border-radius:var(--border-radius);overflow:hidden;margin-bottom:0;width:100%}.main-video-player iframe{width:100%;height:600px;border:none;border-radius:8px;display:block}.video-details{padding:0 10px}.detail-title{font-size:1.4em;font-weight:700;margin:0 0 8px;color:var(--text-primary)}.detail-stats{font-size:.9em;color:var(--text-secondary)}.detail-stats span:not(:last-child){margin-right:8px}.description-container{position:relative;margin-bottom:1rem}.description-text{color:var(--text-secondary);line-height:1.6;margin:0;transition:max-height .3s ease}.description-text.collapsed{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}.description-toggle{background:none;border:none;color:var(--accent-color);cursor:pointer;font-size:.9em;padding:0;margin-top:8px;transition:color .2s 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a{text-decoration:none;color:inherit}.ad-slot{margin:15px 0;text-align:center}.ad-slot iframe{max-width:100%}.page-title{margin-bottom:20px}.page-title h1{font-size:1.8em;color:var(--text-primary);margin:0}.page-title p{color:var(--text-secondary);margin:10px 0 0;font-size:1.1em}.about-section{margin-top:40px;padding:20px;background-color:var(--bg-secondary);border-radius:var(--border-radius)}.about-section h2{color:var(--text-primary);font-size:1.4em;margin-bottom:15px}.about-section p{color:var(--text-secondary);line-height:1.6}.scroll-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:linear-gradient(135deg,var(--accent-color),#7c3aed);border:none;border-radius:50%;color:var(--text-primary);font-size:1.2em;cursor:pointer;z-index:1500;opacity:0;visibility:hidden;transform:translateY(20px) scale(.8);transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 15px rgba(99,102,241,.3);display:flex;align-items:center;justify-content:center}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.scroll-to-top:hover{background:linear-gradient(135deg,#7c3aed,var(--accent-color));transform:translateY(-2px) scale(1.05);box-shadow:0 6px 20px rgba(99,102,241,.4)}@media (max-width:1200px){:root{--grid-columns:4}}@media (max-width:992px){:root{--grid-columns:3}}@media (max-width:768px){:root{--grid-columns:2}.header{flex-direction:row;flex-wrap:wrap;height:auto;padding:10px;gap:5px}.header-left{width:100%;justify-content:center;order:1;margin-bottom:5px}.header-center{flex:1 1;min-width:0}.header-center,.header-right{display:flex;align-items:center;order:2}.header-right{margin-left:10px;flex-shrink:0}.search-container{flex:1 1;min-width:0}.search-input{flex:1 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h3{font-size:.75rem;text-transform:uppercase;letter-spacing:1px;color:hsla(0,0%,100%,.5);margin-bottom:1rem;font-weight:600}.category-links,.filter-options{display:flex;flex-direction:column;gap:.25rem}.filter-item{display:flex;align-items:center;cursor:pointer;padding:.5rem;border-radius:var(--border-radius);transition:background-color .3s ease;color:#fff;font-size:.9rem;text-decoration:none}.filter-item:hover{background-color:hsla(0,0%,100%,.1);text-decoration:none}.filter-radio{display:none}.filter-radio+.checkmark{width:18px;height:18px;border:2px solid #fff;border-radius:50%;margin-right:.75rem;position:relative;transition:all .3s 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.reset-btn:hover{background-color:#f3f4f6;transform:translateY(-1px);text-decoration:none}.content-area{width:85%;display:flex;flex-direction:column;min-height:100vh}.mobile-menu-toggle{display:none;position:fixed;top:1rem;left:1rem;z-index:100;width:40px;height:40px;background:var(--accent-color);border:none;border-radius:8px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:8px;box-shadow:0 2px 8px rgba(0,0,0,.3)}.mobile-menu-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:all .3s ease}.mobile-menu-toggle.active{display:none}.sidebar-backdrop{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);z-index:90}.sidebar-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.sidebar-close{display:none;background:none;border:none;color:#fff;font-size:1.1rem;cursor:pointer;padding:.25rem;line-height:1}@media (max-width:992px){.sidebar{width:25%}.content-area{width:75%}}@media (max-width:768px){.mobile-menu-toggle{display:flex}.sidebar-backdrop{display:block}.sidebar{position:fixed!important;top:0!important;left:-280px!important;width:280px!important;height:100vh!important;z-index:99!important;transition:left .3s ease!important;padding:1.5rem 1rem!important;overflow-y:auto!important}.sidebar.mobile-open{left:0!important}.sidebar-header{display:flex}.sidebar-close{display:block}.main-container{flex-direction:column}.content-area{width:100%}}@keyframes spin{to{transform:rotate(1turn)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}