@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap");:root{--bg-primary:#0a0a0a;--bg-secondary:#0f0f0f;--bg-tertiary:#141414;--bg-hover:#1a1a1a;--bg-active:#1f1f1f;--text-primary:#e5e5e5;--text-secondary:#a0a0a0;--text-tertiary:#6b6b6b;--border-subtle:#1f1f1f;--border-light:#2a2a2a;--accent:#dc2626;--accent-hover:#ef4444;--accent-muted:rgba(220,38,38,.1);--accent-border:rgba(220,38,38,.3);--font-xs:0.75rem;--font-sm:0.8125rem;--font-base:0.875rem;--font-md:0.9375rem;--font-lg:1rem;--font-xl:1.125rem;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--container-max:64rem;--header-height:3.5rem;--filters-height:3rem;--border-radius:0.5rem;--border-radius-sm:0.375rem;--transition:200ms cubic-bezier(0.4,0,0.2,1);--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1)}@media (min-width:768px){:root{--font-base:0.9375rem;--font-md:1rem;--font-lg:1.125rem;--font-xl:1.25rem;--header-height:4rem}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:var(--font-base);line-height:1.6;color:var(--text-primary);background:var(--bg-primary);min-height:100vh;overflow-x:hidden}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-4)}.header{position:sticky;top:0;z-index:100;background:hsla(0,0%,4%,.98);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);box-shadow:0 1px 0 hsla(0,0%,100%,.05);transition:box-shadow var(--transition-fast)}.header.scrolled{box-shadow:0 2px 8px rgba(0,0,0,.15),0 1px 0 hsla(0,0%,100%,.05)}.header-content{height:var(--header-height);justify-content:space-between;gap:var(--space-3);border-bottom:1px solid var(--border-subtle)}.header-content,.logo{display:flex;align-items:center}.logo{gap:var(--space-2);font-weight:600;font-size:var(--font-lg);color:var(--text-primary);text-decoration:none;transition:opacity var(--transition-fast)}.logo:active{opacity:.7}.logo-wrapper{width:1.75rem;height:1.75rem;border-radius:var(--border-radius-sm);background:var(--accent);display:flex;align-items:center;justify-content:center}.logo-wrapper img{width:1.25rem;height:1.25rem;filter:brightness(0) invert(1)}.nav{display:flex;gap:var(--space-1);background:var(--bg-secondary);padding:.125rem;border-radius:var(--border-radius);overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none}.nav::-webkit-scrollbar{display:none}.nav-button{flex-shrink:0;padding:var(--space-2) var(--space-3);font-size:var(--font-sm);font-weight:500;color:var(--text-secondary);background:transparent;border:none;border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-tap-highlight-color:transparent}.nav-button:active{transform:scale(.95)}.nav-button.active{color:var(--text-primary);background:var(--accent)}@media (hover:hover){.nav-button:hover:not(.active){color:var(--text-primary);background:var(--bg-hover)}}.main-content{padding-top:var(--space-4);min-height:calc(100vh - var(--header-height))}.filters-section{background:hsla(0,0%,4%,.98);border-bottom:1px solid var(--border-subtle);padding:0}.filter-bar{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) 0;position:relative}.filter-bar:before{content:"";position:absolute;left:calc(var(--space-4) * -1);right:calc(var(--space-4) * -1);top:0;bottom:0;background:linear-gradient(to right,transparent 0,hsla(0,0%,4%,.5) var(--space-4),hsla(0,0%,4%,.5) calc(100% - var(--space-4)),transparent 100%);pointer-events:none;z-index:1}.filter-row{display:flex;align-items:center;gap:var(--space-3);overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.filter-row::-webkit-scrollbar{display:none}.filter-group{flex-shrink:0}.filter-group,.filter-label{display:flex;gap:var(--space-2)}.filter-label{align-items:center;padding:var(--space-2) var(--space-3);font-size:var(--font-sm);color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-tap-highlight-color:transparent}.filter-label:active{transform:scale(.95)}.filter-label input{width:.875rem;height:.875rem;accent-color:var(--accent)}.filter-label:has(input:checked){color:var(--text-primary);background:var(--accent-muted);border-color:var(--accent-border)}.ranking-section{display:flex;align-items:center;gap:var(--space-2);margin-left:auto}.ranking-label{font-size:var(--font-sm);font-weight:500}.meta-info,.ranking-label{color:var(--text-tertiary)}.meta-info{font-size:var(--font-xs);margin-left:auto}.posts-list{display:flex;flex-direction:column}.post-item{position:relative;padding:var(--space-4) 0;border-bottom:1px solid var(--border-subtle);transition:background var(--transition-fast)}.post-item:active{background:var(--bg-hover)}.post-header{display:flex;align-items:flex-start;gap:var(--space-3)}.post-index{font-family:ui-monospace,SFMono-Regular,SF Mono,Consolas,monospace;font-size:var(--font-xs);color:var(--text-tertiary);min-width:1.5rem;text-align:right;padding-top:.125rem}.post-content{flex:1;min-width:0}.post-title{font-size:var(--font-md);font-weight:600;color:var(--text-primary);text-decoration:none;display:block;line-height:1.4;word-break:break-word}.post-title:active{color:var(--accent)}.post-meta{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-1);font-size:var(--font-xs);color:var(--text-tertiary);flex-wrap:wrap}.post-source{padding:.125rem var(--space-2);background:var(--bg-tertiary);border-radius:.25rem;text-transform:uppercase;font-weight:500;letter-spacing:.025em}.post-stats{display:flex;align-items:center;gap:var(--space-1);font-weight:500}.post-time{margin-left:auto}.post-description{font-size:var(--font-sm);color:var(--text-secondary);line-height:1.5;margin-top:var(--space-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@media (min-width:768px){.filter-bar{flex-direction:row;justify-content:space-between;align-items:center}.filter-row{flex:1}.post-item{padding:var(--space-5) var(--space-4);border-radius:var(--border-radius);margin-bottom:1px;background:var(--bg-secondary)}.post-item:hover{background:var(--bg-hover)}.post-header{align-items:center}.post-title{font-size:var(--font-lg)}.post-title:hover{color:var(--accent)}.post-description{-webkit-line-clamp:3;margin-top:var(--space-2)}.posts-list{gap:1px;background:var(--border-subtle);padding:1px;border-radius:var(--border-radius)}}.loading{display:flex;justify-content:center;padding:var(--space-6)}.spinner{width:2rem;height:2rem;border:2px solid var(--border-light);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.header-nav{display:flex;align-items:center;gap:var(--space-3)}.nav.compact{gap:2px;padding:2px}.nav.compact .nav-button{padding:var(--space-1) var(--space-2);font-size:var(--font-xs)}.filters-secondary{border-bottom:1px solid var(--border-subtle);padding:var(--space-2) 0}.filters-secondary .filter-bar{padding:0;gap:var(--space-2)}.filters-secondary .filter-row{justify-content:space-between;width:100%}.filters-secondary .ranking-section{margin-left:0}@media (max-width:768px){.header-nav{gap:var(--space-2)}.nav.compact .nav-button{padding:6px 10px;min-width:auto}.filters-secondary{padding:var(--space-2) 0}.filters-secondary .filter-bar{flex-wrap:wrap;gap:var(--space-2)}.filters-secondary .meta-info{width:100%;text-align:center;margin-top:var(--space-1)}}.filter-label,.nav-button,.post-item{transform:translateZ(0);will-change:transform}@media (pointer:coarse){.filter-label,.nav-button{min-height:2.75rem}.post-item{min-height:4rem}}.flex{display:flex}.items-center{align-items:center}.gap-4{gap:var(--space-4)}[data-theme=light]{--bg-primary:#fff;--bg-secondary:#fafafa;--bg-tertiary:#f5f5f5;--bg-hover:#f0f0f0;--bg-active:#e8e8e8;--text-primary:#171717;--text-secondary:#525252;--text-tertiary:#737373;--border-subtle:#e5e5e5;--border-light:#d4d4d4;--accent:#dc2626;--accent-hover:#b91c1c;--accent-muted:rgba(220,38,38,.08);--accent-border:rgba(220,38,38,.2);--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1)}body{transition:background-color var(--transition),color var(--transition)}.theme-toggle{position:relative;width:2.5rem;height:2.5rem;padding:0;background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--border-radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);color:var(--text-secondary)}.theme-toggle:hover{background:var(--bg-hover);color:var(--text-primary)}.theme-toggle:active{transform:scale(.95)}.theme-toggle svg{width:1.125rem;height:1.125rem;transition:opacity var(--transition-fast)}.theme-toggle .moon-icon,.theme-toggle .sun-icon{position:absolute}.theme-toggle .sun-icon{opacity:0}.theme-toggle .moon-icon,[data-theme=light] .theme-toggle .sun-icon{opacity:1}[data-theme=light] .theme-toggle .moon-icon{opacity:0}[data-theme=light] .header{background:hsla(0,0%,100%,.98);box-shadow:0 1px 0 rgba(0,0,0,.05)}[data-theme=light] .header.scrolled{box-shadow:0 2px 8px rgba(0,0,0,.08),0 1px 0 rgba(0,0,0,.05)}[data-theme=light] .filters-section{background:hsla(0,0%,100%,.98)}[data-theme=light] .filter-bar:before{background:linear-gradient(to right,transparent 0,hsla(0,0%,100%,.5) var(--space-4),hsla(0,0%,100%,.5) calc(100% - var(--space-4)),transparent 100%)}[data-theme=light] .logo-wrapper{background:var(--accent)}[data-theme=light] .logo-wrapper img{filter:brightness(0) invert(1)}[data-theme=light] .post-source{background:var(--bg-tertiary);border:1px solid var(--border-subtle)}