:root{--bg-dim: #232a2e;--bg0: #2d353b;--bg1: #343f44;--bg2: #3d484d;--bg3: #475258;--bg4: #4f585e;--bg5: #56635f;--fg: #d3c6aa;--red: #e67e80;--orange: #e69875;--yellow: #dbbc7f;--green: #a7c080;--aqua: #83c092;--blue: #7fbbb3;--dark-blue: #3a515d;--dark-purple: --purple: #d699b6;--grey0: #7a8478;--grey1: #859289;--grey2: #9da9a0}[data-theme=solid]{--primary-bg: var(--dark-blue);--secondary-bg: var(--bg0);--accent-bg: var(--bg2);--card-bg: var(--bg1);--text-primary: var(--green);--text-secondary: var(--fg);--text-muted: var(--grey1);--text-accent: var(--blue);--border-color: var(--bg3);--hover-bg: var(--bg2);--button-hover: var(--yellow)}[data-theme=transparent]{--primary-bg: rgba(45, 53, 59, .4);--secondary-bg: rgba(52, 63, 68, .4);--accent-bg: rgba(61, 72, 77, .3);--card-bg: rgba(52, 63, 68, .5);--text-primary: var(--green);--text-secondary: var(--fg);--text-muted: var(--grey1);--text-accent: var(--blue);--border-color: rgba(71, 82, 88, .3);--hover-bg: rgba(61, 72, 77, .5);--button-hover: var(--yellow);--bg-image: linear-gradient(135deg, rgba(35, 42, 46, .3) 0%, rgba(45, 53, 59, .3) 50%, rgba(52, 63, 68, .3) 100%), url(https://images.unsplash.com/photo-1511497584788-876760111969?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80)}*{margin:0;padding:0;box-sizing:border-box}html{min-height:100vh}[data-theme=transparent] html{background:linear-gradient(135deg,#232a2ee6,#2d353be6,#343f44e6),url(https://images.unsplash.com/photo-1511497584788-876760111969?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80) #2d353b;background-size:cover;background-attachment:fixed;background-position:center}[data-theme=solid] html{background:linear-gradient(135deg,var(--primary-bg) 0%,var(--secondary-bg) 100%);background-size:cover;background-attachment:fixed}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:transparent;color:var(--text-secondary);min-height:100vh;overflow-x:auto}[data-theme=transparent] body{background:var(--bg-image, linear-gradient(135deg, var(--dark-blue) 50%, var(--bg0) 100%));background-size:cover;background-attachment:fixed;background-position:center}[data-theme=solid] body{background:linear-gradient(135deg,var(--primary-bg) 0%,var(--secondary-bg) 100%);background-size:cover;background-attachment:fixed}.container{max-width:1400px;margin:0 auto;padding:20px}.navigation{background:var(--card-bg);border-radius:8px;padding:0;margin-bottom:30px;box-shadow:0 2px 10px #0000004d;border:none;backdrop-filter:blur(10px)}.nav-container{display:flex;justify-content:space-between;align-items:center;padding:15px 30px;gap:20px}.nav-left{display:flex;align-items:center;gap:12px;flex:0 0 auto}.nav-logo{height:40px;width:auto}.site-name{color:var(--text-primary);font-size:1.2rem;font-weight:700;white-space:nowrap}.nav-tabs{display:flex;gap:0;flex-wrap:wrap;flex:1 1 auto;justify-content:center}.nav-tab{background:transparent;color:var(--text-secondary);padding:15px 30px;border:none;cursor:pointer;font-size:16px;font-weight:600;text-decoration:none;display:inline-block;position:relative;transition:all .4s ease}.nav-tab:first-child{border-top-left-radius:8px;border-bottom-left-radius:8px}.nav-tab:last-child{border-top-right-radius:8px;border-bottom-right-radius:8px}.nav-tab:hover{background:transparent;color:var(--green);border-bottom:2px solid var(--green);border-radius:0 0 8px 8px;box-shadow:0 4px 12px #a7c08066}.nav-tab.active{background:transparent;color:var(--green);border:2px solid var(--green);border-radius:6px;box-shadow:0 4px 12px #a7c08066}.hamburger-menu{display:none;background:transparent;color:var(--text-primary);border:2px solid var(--border-color);padding:8px 12px;border-radius:6px;cursor:pointer;font-size:24px;transition:all .3s ease;align-items:center;justify-content:center}.hamburger-menu:hover{border-color:var(--text-primary)}.nav-right{display:none;gap:10px;align-items:center}.theme-switcher{display:flex;gap:10px;align-items:center;flex:0 0 auto}.theme-toggle-btn{background:transparent;color:var(--text-primary);border:2px solid var(--border-color);padding:8px 12px;border-radius:6px;cursor:pointer;font-size:20px;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.theme-toggle-btn:hover{border-color:var(--text-primary);transform:rotate(20deg)}.page-header{text-align:center;margin-bottom:30px;color:var(--text-primary);font-size:2.5rem;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.search-container{background:var(--card-bg);border-radius:8px;padding:20px;margin-bottom:25px;box-shadow:0 4px 20px #0000004d;border:1px solid var(--border-color);backdrop-filter:blur(10px)}.search-box{display:flex;gap:8px;align-items:center;margin-bottom:12px}.search-input{flex:1;padding:10px 15px;border:1px solid var(--border-color);border-radius:6px;background:var(--primary-bg);color:var(--text-secondary);font-size:14px;outline:none}.search-input:focus{border-color:var(--text-primary);box-shadow:0 0 0 2px #a7c08033}.search-engine-select{padding:10px 12px;border:1px solid var(--border-color);border-radius:6px;background:var(--primary-bg);color:var(--text-secondary);font-size:14px;cursor:pointer;min-width:120px;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;box-shadow:none;-webkit-box-shadow:none}.search-engine-select:focus{border-color:var(--text-primary);outline:none;box-shadow:none;-webkit-box-shadow:none}.search-engine-select option{background:var(--bg0);color:var(--text-secondary);padding:8px;border:none;outline:none;box-shadow:none;-webkit-box-shadow:none;text-shadow:none;background-clip:padding-box}.search-engine-select option:hover,.search-engine-select option:checked{background:var(--bg2);color:var(--text-primary);box-shadow:none;-webkit-box-shadow:none;border:none}.search-btn{background:var(--accent-bg);color:var(--text-secondary);border:1px solid var(--border-color);padding:8px 20px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer}.search-btn:hover{background:var(--hover-bg);border-color:var(--text-primary)}.groups-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px;margin-bottom:30px}.links-grid,.institutional-grid{display:grid;gap:12px}[data-theme=transparent] .groups-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px;margin-bottom:30px}[data-theme=transparent] .institutional-tabs{display:block}[data-theme=transparent] .institutional-tab-content{padding:0}[data-theme=transparent] .group{flex:none;min-width:auto;max-width:none;background:transparent;backdrop-filter:none;border:none}[data-theme=transparent] .links-grid,[data-theme=transparent] .institutional-grid{display:grid;gap:12px}[data-theme=transparent] .link-item{display:block;padding:8px 12px;font-size:14px;background:#343f4480;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}[data-theme=transparent] .link-item:before{display:none}[data-theme=transparent] .service-button{display:flex;align-items:center;justify-content:center;text-align:center;padding:20px;min-height:80px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}[data-theme=transparent] .service-button:before{display:none}.group{background:transparent;border-radius:8px;padding:0;box-shadow:none;border:none;backdrop-filter:none}.group-header{color:var(--text-primary);font-size:1.1rem;font-weight:700;margin-bottom:15px;text-transform:uppercase;letter-spacing:1px;padding:8px 14px;background:var(--card-bg);border-radius:8px;box-shadow:0 4px 20px #0000004d;border:none;backdrop-filter:blur(10px)}.institutional-grid{display:grid;gap:8px}.link-item{display:block;padding:8px 12px;background:var(--accent-bg);color:var(--text-secondary);text-decoration:none;border-radius:8px;font-weight:600;font-size:14px;border:1px solid transparent}.link-item:hover{background:var(--hover-bg);border-color:var(--text-primary);transform:translate(3px);box-shadow:0 2px 10px #0000004d}.button-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-bottom:30px}.service-button{background:var(--card-bg);color:var(--text-secondary);padding:20px;border:2px solid var(--border-color);border-radius:12px;cursor:pointer;font-size:16px;font-weight:600;text-decoration:none;display:block;text-align:center;min-height:80px;display:flex;align-items:center;justify-content:center}.service-button:hover{background:var(--card-bg);border:2px solid var(--text-primary);color:var(--text-primary);border-radius:8px}.institutional-tabs{background:transparent;border-radius:8px;padding:0;margin-bottom:25px;box-shadow:none;border:none;backdrop-filter:none}.institutional-tab-nav{display:flex;gap:10px;margin-bottom:15px;border-bottom:none}.institutional-tab-btn{flex:1;background:var(--card-bg);color:var(--text-secondary);padding:10px 14px;border:none;cursor:pointer;font-size:16px;font-weight:600;border-radius:8px;box-shadow:0 4px 20px #0000004d;backdrop-filter:blur(10px)}.institutional-tab-btn:first-child{border-top-left-radius:8px}.institutional-tab-btn:last-child{border-top-right-radius:8px}.institutional-tab-btn:hover{background:var(--hover-bg);color:var(--text-primary);border:1px solid var(--text-primary);border-radius:8px}.institutional-tab-btn.active{background:var(--card-bg);color:var(--text-primary);border:2px solid var(--text-primary);border-radius:8px}.institutional-tab-content{display:none;padding:0}.institutional-tab-content.active{display:block!important}.linux-tabs{background:transparent;border-radius:8px;padding:0;margin-bottom:25px;box-shadow:none;border:none;backdrop-filter:none}.tab-content-container{position:relative;min-height:400px}.linux-tab-nav{display:flex;gap:10px;margin-bottom:15px;border-bottom:none}.linux-tab-btn{flex:1;background:var(--card-bg);color:var(--text-secondary);padding:10px 14px;border:none;cursor:pointer;font-size:16px;font-weight:600;border-radius:8px;box-shadow:0 4px 20px #0000004d;backdrop-filter:blur(10px)}.linux-tab-btn:first-child{border-top-left-radius:8px}.linux-tab-btn:last-child{border-top-right-radius:8px}.linux-tab-btn:hover{background:var(--hover-bg);color:var(--text-primary);border:1px solid var(--text-primary);border-radius:8px}.linux-tab-btn.active{background:var(--card-bg);color:var(--text-primary);border:2px solid var(--text-primary);border-radius:8px}.linux-tab-content{display:none;padding:0}.linux-tab-content.active{display:block!important}.institutional-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px}@media (max-width: 768px){.container{padding:10px}.nav-container{flex-wrap:wrap;padding:12px 15px;gap:12px}.nav-left{flex:1;min-width:0}.nav-logo{height:32px}.site-name{font-size:.95rem}.nav-right{display:flex;flex:0 0 auto;gap:8px}.hamburger-menu{display:flex}.theme-switcher{display:none}.nav-tabs{display:none;width:100%;flex-direction:column;gap:8px;order:3}.nav-tabs.open{display:flex}.nav-tab{width:100%;padding:12px 20px;font-size:13px;text-align:center;border-radius:6px!important}.nav-tab:first-child,.nav-tab:last-child{border-radius:6px!important}.groups-container{grid-template-columns:1fr}.button-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.institutional-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.page-header{font-size:1.5rem}.institutional-tab-btn,.linux-tab-btn{font-size:13px;padding:8px 10px}.search-container{padding:15px}.search-box{gap:6px}.search-engine-select{min-width:100px;padding:10px 8px;font-size:13px}}