:root{--bg-primary: #f3f5f4;--bg-secondary: #edf0ef;--bg-card: #ffffff;--bg-card-hover: #f8faf9;--text-primary: #16201d;--text-secondary: #63706c;--text-muted: #8d9894;--accent-primary: #087f68;--accent-hover: #066d59;--accent-soft: #e2f2ed;--warning: #d97706;--warning-soft: #fff1d6;--danger: #c24141;--danger-soft: #fae7e7;--border-color: #dfe5e2;--border-strong: #ccd5d1;--shadow-sm: 0 1px 2px rgba(18, 32, 27, .04);--shadow-md: 0 12px 36px rgba(18, 32, 27, .12);color-scheme:light}[data-theme=dark]{--bg-primary: #101513;--bg-secondary: #151c19;--bg-card: #19211e;--bg-card-hover: #1e2925;--text-primary: #edf3f0;--text-secondary: #9ca9a4;--text-muted: #6e7d77;--accent-primary: #3ec9a5;--accent-hover: #67d8ba;--accent-soft: #173c32;--warning: #f2ad4a;--warning-soft: #3d2d16;--danger: #f17a7a;--danger-soft: #402223;--border-color: #2b3833;--border-strong: #3b4a44;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .18);--shadow-md: 0 18px 48px rgba(0, 0, 0, .36);color-scheme:dark}*{box-sizing:border-box;margin:0;padding:0;letter-spacing:0}html{background:var(--bg-primary);font-size:16px;-webkit-text-size-adjust:100%}body{min-width:320px;min-height:100vh;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans SC,sans-serif;text-rendering:optimizeLegibility}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}#root,.app-shell{min-height:100vh}.app-shell{background:var(--bg-primary);color:var(--text-primary)}.app-header{position:relative;z-index:100;display:flex;align-items:center;justify-content:space-between;width:100%;height:64px;padding:0 24px;background:color-mix(in srgb,var(--bg-card) 94%,transparent);border-bottom:1px solid var(--border-color)}.header-brand-group,.header-actions,.header-action-button,.visit-stat,.brand-copy,.sidebar-heading,.article-meta,.history-actions{display:flex;align-items:center}.header-brand-group{min-width:0;gap:11px}.brand-mark{display:grid;width:34px;height:34px;flex:0 0 34px;place-items:center;border-radius:8px;background:var(--accent-primary);color:var(--bg-card)}[data-theme=dark] .brand-mark{color:#10231d}.brand-copy{align-items:flex-start;flex-direction:column;min-width:0;line-height:1.1}.brand-copy strong{font-size:.95rem;font-weight:760}.brand-copy span{margin-top:4px;color:var(--text-muted);font-size:.68rem}.header-actions{gap:8px}.visit-stat{gap:4px;margin-right:8px;color:var(--text-muted);font-size:.75rem}.visit-stat strong{color:var(--text-secondary);font-size:.8rem}.icon-button,.header-action-button,.secondary-button,.primary-button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;gap:7px;border-radius:7px;cursor:pointer;transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .16s ease}.icon-button{width:38px;padding:0;background:transparent;color:var(--text-secondary);border:1px solid var(--border-color)}.icon-button:hover:not(:disabled),.secondary-button:hover{background:var(--bg-secondary);border-color:var(--border-strong);color:var(--text-primary)}.icon-button:disabled{cursor:not-allowed;opacity:.4}.header-action-button{height:38px;padding:0 11px;background:transparent;color:var(--text-secondary);border:1px solid transparent}.header-action-button:hover,.header-action-button.is-active{background:var(--accent-soft);color:var(--accent-primary)}.count-badge,.sidebar-count{display:grid;min-width:20px;height:20px;padding:0 6px;place-items:center;border-radius:10px;background:var(--bg-secondary);color:var(--text-secondary);font-size:.68rem;font-weight:700}.header-action-button.is-active .count-badge{background:var(--bg-card);color:var(--accent-primary)}.app-main{display:flex;height:calc(100vh - 64px);min-height:0;overflow:hidden}.desktop-sidebar{width:0;height:100%;flex:0 0 auto;overflow:hidden;transition:width .22s ease}.desktop-sidebar.is-open{width:288px}.sidebar-panel{display:flex;width:288px;height:100%;padding:24px 16px 14px;flex-direction:column;background:var(--bg-secondary);border-right:1px solid var(--border-color)}.sidebar-heading{min-height:46px;padding:0 6px;gap:10px}.sidebar-heading>div:first-child{min-width:0;flex:1}.eyebrow{display:block;margin-bottom:5px;color:var(--accent-primary);font-size:.63rem;font-weight:750}.sidebar-heading h2{font-size:1.05rem;font-weight:720}.sidebar-close{display:none}.search-field{display:flex;align-items:center;height:40px;padding:0 11px;gap:8px;background:var(--bg-card);color:var(--text-muted);border:1px solid var(--border-color);border-radius:7px;transition:border-color .16s ease,box-shadow .16s ease}.search-field:focus-within{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-soft)}.search-field input{width:100%;min-width:0;background:transparent;color:var(--text-primary);border:0;outline:0;font-size:.82rem}.search-field input::placeholder{color:var(--text-muted)}.search-field>button{display:grid;width:24px;height:24px;flex:0 0 24px;padding:0;place-items:center;background:transparent;color:var(--text-muted);border:0;border-radius:4px;cursor:pointer}.sidebar-search{margin:18px 0 14px}.feed-list{min-height:0;flex:1;overflow-y:auto}.feed-item{display:flex;align-items:center;width:100%;min-height:44px;margin-bottom:3px;padding:7px 9px;gap:10px;background:transparent;color:var(--text-secondary);text-align:left;border:1px solid transparent;border-radius:7px;cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.feed-item:hover{background:var(--bg-card);color:var(--text-primary)}.feed-item.is-active{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-color);box-shadow:var(--shadow-sm)}.feed-item>span:nth-child(2){min-width:0;flex:1;overflow:hidden;font-size:.82rem;font-weight:560;text-overflow:ellipsis;white-space:nowrap}.feed-icon{display:grid;width:28px;height:28px;flex:0 0 28px;place-items:center;background:var(--bg-secondary);color:var(--text-muted);border-radius:6px}.feed-item.is-active .feed-icon{background:var(--accent-soft);color:var(--accent-primary)}.active-dot,.status-dot{width:7px;height:7px;flex:0 0 7px;background:var(--accent-primary);border-radius:50%}.sidebar-footer{display:flex;align-items:center;padding:13px 8px 0;gap:7px;color:var(--text-muted);border-top:1px solid var(--border-color);font-size:.68rem}.sidebar-message{display:flex;min-height:140px;padding:20px;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:var(--text-muted);text-align:center;font-size:.78rem}.sidebar-message.is-error{color:var(--danger)}.feed-skeleton,.article-skeleton i,.article-skeleton b{background:var(--border-color);animation:pulse 1.5s ease-in-out infinite}.feed-skeleton{height:42px;margin-bottom:5px;border-radius:7px}.mobile-sidebar,.sidebar-overlay{display:none}.content-workspace{min-width:0;flex:1;overflow-y:auto;overscroll-behavior:contain}.content-container{width:min(100%,1120px);min-height:100%;margin:0 auto;padding:38px 32px 64px}.content-heading{display:flex;align-items:flex-end;justify-content:space-between;min-height:72px;margin-bottom:26px;gap:24px}.content-heading>div:first-child{min-width:0}.content-heading h1{overflow:hidden;color:var(--text-primary);font-size:1.55rem;font-weight:760;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.content-heading p{margin-top:7px;color:var(--text-muted);font-size:.78rem}.refresh-button{flex:0 0 38px}.article-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:12px}.article-search{width:min(100%,420px);background:var(--bg-card)}.segmented-control{display:flex;height:38px;padding:3px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:7px}.segmented-control button{min-width:72px;padding:0 10px;background:transparent;color:var(--text-secondary);border:0;border-radius:5px;cursor:pointer;font-size:.76rem}.segmented-control button span{margin-left:3px;color:var(--text-muted)}.segmented-control button.is-active{background:var(--bg-card);color:var(--text-primary);box-shadow:var(--shadow-sm);font-weight:650}.article-list{overflow:hidden;background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;box-shadow:var(--shadow-sm)}.article-card{position:relative;display:flex;align-items:center;width:100%;min-height:128px;padding:16px 18px;gap:22px;background:var(--bg-card);color:var(--text-primary);text-align:left;text-decoration:none;border:0;border-bottom:1px solid var(--border-color);border-radius:0;cursor:pointer;transition:background-color .15s ease}.article-card:last-child{border-bottom:0}.article-card:hover{background:var(--bg-card-hover)}.article-card:focus-visible{z-index:1;outline-offset:-2px}.article-card-body{display:flex;min-width:0;flex:1;flex-direction:column}.article-title-row{display:flex;min-width:0;align-items:flex-start;gap:9px}.unread-indicator{width:7px;height:7px;margin-top:8px;flex:0 0 7px;background:var(--warning);border-radius:50%;box-shadow:0 0 0 3px var(--warning-soft)}.article-card-title{display:-webkit-box;overflow:hidden;font-size:1rem;font-weight:690;line-height:1.45;-webkit-box-orient:vertical;-webkit-line-clamp:2}.article-card.is-read .article-card-title{color:var(--text-secondary);font-weight:580}.article-description{display:-webkit-box;overflow:hidden;margin:8px 0 0 16px;color:var(--text-secondary);font-size:.8rem;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:2}.article-meta{min-height:20px;margin:14px 0 0 16px;flex-wrap:wrap;gap:14px;color:var(--text-muted);font-size:.71rem}.article-meta>span{display:inline-flex;align-items:center;min-width:0;gap:5px}.article-meta .read-more{margin-left:auto;color:var(--accent-primary);opacity:0;transform:translate(-4px);transition:opacity .15s ease,transform .15s ease}.article-card:hover .read-more{opacity:1;transform:translate(0)}.article-thumbnail{display:grid;width:136px;height:92px;flex:0 0 136px;overflow:hidden;place-items:center;background:var(--bg-secondary);color:var(--text-muted);border:1px solid var(--border-color);border-radius:7px}.article-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}.article-card:hover .article-thumbnail img{transform:scale(1.025)}.article-skeleton{display:flex;height:128px;padding:22px 18px;align-items:center;gap:22px;border-bottom:1px solid var(--border-color)}.article-skeleton:last-child{border-bottom:0}.article-skeleton>span{display:flex;flex:1;flex-direction:column;gap:12px}.article-skeleton i{display:block;width:72%;height:12px;border-radius:4px}.article-skeleton i:nth-child(2){width:90%;height:9px}.article-skeleton i:nth-child(3){width:35%;height:8px}.article-skeleton b{width:136px;height:92px;border-radius:7px}.empty-state{display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--text-secondary);text-align:center}.page-state{min-height:calc(100vh - 64px);padding:40px}.inline-state{min-height:300px;padding:48px 24px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px}.state-icon{display:grid;width:48px;height:48px;margin-bottom:16px;place-items:center;background:var(--accent-soft);color:var(--accent-primary);border-radius:8px}.empty-state.is-error .state-icon{background:var(--danger-soft);color:var(--danger)}.empty-state h2{margin-bottom:7px;color:var(--text-primary);font-size:1rem}.empty-state p{max-width:440px;color:var(--text-muted);font-size:.8rem;line-height:1.6}.empty-state .primary-button{margin-top:20px}.primary-button,.secondary-button{min-height:40px;padding:0 15px;text-decoration:none;border:1px solid transparent;font-size:.79rem;font-weight:650}.primary-button{background:var(--accent-primary);color:#fff}.primary-button:hover{background:var(--accent-hover)}[data-theme=dark] 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24px;color:var(--text-secondary);font-size:.86rem;line-height:1.7}.is-spinning{animation:spin .8s linear infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border:2px solid transparent;border-radius:8px;background-clip:padding-box}@keyframes pulse{0%,to{opacity:.55}50%{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 768px){.app-header{height:58px;padding:0 12px}.app-main{height:calc(100dvh - 58px)}.brand-copy span,.visit-stat,.action-label{display:none}.brand-mark{width:32px;height:32px;flex-basis:32px}.header-action-button{width:38px;padding:0}.count-badge{position:absolute;top:7px;right:47px;min-width:15px;height:15px;padding:0 3px;color:#fff;background:var(--warning);font-size:.58rem}.desktop-sidebar{display:none}.mobile-sidebar{position:fixed;z-index:1001;top:0;bottom:0;left:0;display:block;width:min(88vw,320px);overflow:hidden;transform:translate(-100%);transition:transform .22s ease}.mobile-sidebar.is-open{transform:translate(0)}.mobile-sidebar .sidebar-panel{width:100%}.mobile-sidebar .sidebar-close{display:inline-flex}.sidebar-overlay{position:fixed;z-index:1000;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;padding:0;background:#070c0a8c;border:0}.content-container{padding:27px 14px 48px}.content-heading{min-height:64px;margin-bottom:20px}.content-heading h1{max-width:calc(100vw - 84px);font-size:1.3rem}.content-heading p{margin-top:5px}.article-toolbar{align-items:stretch;flex-direction:column}.article-search{width:100%}.segmented-control{align-self:flex-start}.article-card{min-height:112px;padding:14px 12px;align-items:flex-start;gap:12px}.article-card-title{font-size:.91rem;line-height:1.48}.article-description{display:none}.article-meta{margin:12px 0 0 16px;gap:9px}.article-meta>span:nth-child(n+3),.article-meta .read-more{display:none}.article-thumbnail{width:92px;height:72px;flex-basis:92px}.article-skeleton{height:112px;padding:18px 12px}.article-skeleton b{width:92px;height:72px}.history-heading{align-items:flex-start;flex-direction:column;gap:16px}.history-heading h1{max-width:100%}.history-actions{width:100%;justify-content:flex-end}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}