:root{--bg:#0f0f0f;--surface:#181818;--surface-soft:#202020;--surface-hover:#272727;--border:#303030;--text:#fff;--muted:#aaa;--accent:#f03;--accent-hover:#e0002d;--header-height:68px;--sidebar-width:270px}*{box-sizing:border-box}html{background:var(--bg)}body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}body.sidebar-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.topbar{height:var(--header-height);border-bottom:1px solid var(--border);z-index:1000;background:#0f0f0ffa;align-items:center;gap:16px;padding:0 18px;display:flex;position:fixed;top:0;left:0;right:0;overflow:visible}.menu-toggle{appearance:none;-webkit-tap-highlight-color:transparent;color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;background:0 0;border:1px solid #0000;border-radius:12px;outline:none;flex-direction:column;flex:0 0 44px;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;margin:0 4px 0 0;padding:0;transition:background .18s,border-color .18s,transform .12s;display:flex;overflow:visible}.menu-toggle:hover{background:#1d1d1d;border-color:#292929}.menu-toggle:active{transform:scale(.96)}.menu-toggle:focus{outline:none}.menu-toggle:focus-visible{background:#202020;border-color:#303030;outline:none}.menu-toggle span{pointer-events:none;background:currentColor;border-radius:999px;height:2px;transition:width .18s,opacity .18s;display:block}.menu-toggle span:first-child{width:22px}.menu-toggle span:nth-child(2){width:16px}.menu-toggle span:nth-child(3),.menu-toggle:hover span:nth-child(2){width:22px}.brand{flex:none;align-items:center;gap:10px;min-width:175px;display:flex}.brand-mark{background:var(--accent);border-radius:8px;justify-content:center;align-items:center;width:40px;height:30px;display:flex}.brand-mark 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18px;font-size:15px}.search-input:focus{outline:none}.search-input::placeholder{color:#7c7c7c}.search-input::-webkit-search-decoration{-webkit-appearance:none}.search-input::-webkit-search-cancel-button{-webkit-appearance:none}.search-input::-webkit-search-results-button{-webkit-appearance:none}.search-input::-webkit-search-results-decoration{-webkit-appearance:none}.search-submit{appearance:none;-webkit-tap-highlight-color:transparent;color:#c3c3c3;cursor:pointer;background:#282828;border:0;border-radius:50%;outline:none;justify-content:center;align-items:center;width:38px;height:38px;padding:0;transition:background .2s,color .2s,transform .12s;display:flex;position:absolute;top:4px;right:4px}.search-submit:hover{background:var(--accent);color:#fff}.search-submit:active{transform:scale(.95)}.search-submit:focus{outline:none}.search-submit svg{width:19px;height:19px}.top-actions{flex:none;align-items:center;gap:9px;display:flex}.top-action{border:1px solid 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var(--border);margin-bottom:13px;padding-bottom:13px}.sidebar-section:last-child{border-bottom:0}.sidebar-heading{color:var(--muted);text-transform:uppercase;letter-spacing:.07em;margin:5px 10px 8px;font-size:12px;font-weight:700}.sidebar-link{color:#e6e6e6;border-radius:9px;align-items:center;gap:13px;min-height:43px;padding:0 12px;font-size:14px;font-weight:600;display:flex}.sidebar-link:hover{background:var(--surface-soft);color:#fff}.sidebar-link.active{color:#fff;background:#282828}.sidebar-link.active .sidebar-icon{color:var(--accent)}.sidebar-icon{color:#bbb;flex:0 0 21px;justify-content:center;align-items:center;width:21px;height:21px;display:flex}.sidebar-icon svg{width:20px;height:20px}.sidebar-category{color:#ddd;border-radius:8px;align-items:center;min-height:39px;padding:0 12px;font-size:14px;display:flex}.sidebar-category:hover{background:var(--surface-soft);color:#fff}.sidebar-empty{color:var(--muted);padding:8px 12px;font-size:13px}.menu-overlay{appearance:none;-webkit-tap-highlight-color:transparent;inset:var(--header-height) 0 0 0;opacity:0;visibility:hidden;cursor:default;z-index:910;background:#00000094;border:0;outline:0;padding:0;transition:opacity .2s,visibility .2s;display:block;position:fixed}.menu-overlay:focus{outline:none}body.sidebar-open .menu-overlay{opacity:1;visibility:visible}.site-content{min-height:100vh;padding-top:var(--header-height);background:var(--bg)}.page-container{width:100%;max-width:1600px;margin:0 auto;padding:26px 24px 50px}@media (width<=1100px){.topbar{gap:12px;padding:0 14px}.brand{min-width:auto}.brand-name{font-size:19px}.top-action{padding:0 12px}}@media (width<=760px){:root{--header-height:64px;--sidebar-width:min(300px, 86vw)}.topbar{height:var(--header-height);grid-template-columns:48px auto minmax(90px,1fr) auto;align-items:center;gap:8px;padding:0 12px;display:grid}.menu-toggle{flex-basis:44px;width:44px;height:44px;margin-right:4px}.menu-toggle 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9px}.menu-toggle{width:42px;height:42px;margin-right:4px}.brand-mark{flex-basis:32px;width:32px;height:26px}.brand-name{display:none}.search-form{height:36px}.search-input{padding-left:10px;font-size:12px}.search-submit{width:30px;height:30px}.top-action{min-height:34px;padding:0 9px;font-size:11px}.auth-my-videos{display:none}}@media (width<=380px){.topbar{grid-template-columns:44px 30px minmax(65px,1fr) auto;gap:5px;padding:0 7px}.menu-toggle{width:40px;height:40px;margin-right:4px}.brand-mark{flex-basis:30px;width:30px;height:25px}.search-input::placeholder{color:#0000}.top-action{padding:0 8px}}