:root{--bg: #faf8f4;--bg-subtle: #f2efe9;--bg-card: #ffffff;--border: #e2ddd5;--text: #1c1a17;--text-muted: #7a7166;--text-faint: #b0a898;--accent: #8b5e3c;--accent-hover: #6e4a2d;--tag-bg: #ede9e2;--tag-text: #5a5047;--sidebar-bg: #f0ece4;--sidebar-border: #ddd9d0;--font-serif: "Playfair Display", Georgia, "Times New Roman", serif;--font-body: "Lora", Georgia, serif;--font-mono: ui-monospace, "Courier New", monospace;--sidebar-width: 270px;--content-max: 780px;--radius: 6px;--radius-lg: 12px;--transition: .15s ease}[data-theme=dark]{--bg: #17150f;--bg-subtle: #1f1c15;--bg-card: #211e17;--border: #2e2a22;--text: #ede8df;--text-muted: #9a9082;--text-faint: #5a5248;--accent: #c48b5e;--accent-hover: #d9a070;--tag-bg: #2a2620;--tag-text: #b0a088;--sidebar-bg: #151310;--sidebar-border: #272420}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:18px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;transition:background var(--transition),color var(--transition)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100;transition:background var(--transition),border-color var(--transition)}.sidebar-logo{padding:24px 20px 16px;border-bottom:1px solid var(--sidebar-border)}.sidebar-logo h1{font-family:var(--font-serif);font-size:1.4rem;font-weight:600;font-style:italic;letter-spacing:.01em;color:var(--text)}.sidebar-logo .tagline{font-size:.65rem;color:var(--text-faint);letter-spacing:.1em;text-transform:uppercase;margin-top:4px}.sidebar-section{padding:16px 12px 8px}.sidebar-section-label{font-size:.65rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);padding:0 8px;margin-bottom:4px}.sidebar-nav{display:flex;flex-direction:column;gap:1px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);font-size:.95rem;color:var(--text-muted);transition:background var(--transition),color var(--transition);cursor:pointer}.sidebar-link:hover{background:var(--bg-subtle);color:var(--text)}.sidebar-link.active{background:var(--bg-subtle);color:var(--accent);font-weight:500}.sidebar-link .icon{width:16px;height:16px;flex-shrink:0;opacity:.7}.sidebar-link.active .icon{opacity:1}.sidebar-feed-item{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:var(--radius);font-size:.8rem;color:var(--text-muted);cursor:pointer;transition:background var(--transition),color var(--transition)}.sidebar-feed-item:hover{background:var(--bg-subtle);color:var(--text)}.sidebar-feed-item .favicon{width:14px;height:14px;border-radius:2px;flex-shrink:0}.sidebar-feed-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-footer{margin-top:auto;padding:12px;border-top:1px solid var(--sidebar-border);display:flex;gap:6px}.icon-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius);color:var(--text-muted);transition:background var(--transition),color var(--transition)}.icon-btn:hover{background:var(--bg-subtle);color:var(--text)}.add-feed-btn{flex:1;display:flex;align-items:center;gap:6px;padding:7px 10px;border-radius:var(--radius);font-size:.8rem;color:var(--text-muted);border:1px dashed var(--border);transition:all var(--transition)}.add-feed-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--tag-bg)}.main-content{margin-left:var(--sidebar-width);flex:1;min-height:100vh;display:flex;flex-direction:column}.content-header{padding:40px 48px 0;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:50}.content-header-inner{max-width:var(--content-max);margin:0 auto;padding-bottom:24px}.content-title{font-family:var(--font-serif);font-size:2.2rem;font-weight:400;font-style:italic;color:var(--text);margin-bottom:6px}.content-subtitle{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint)}.content-divider{display:block;font-size:.8rem;color:var(--text-faint);letter-spacing:.05em;margin-bottom:20px}.feed-wrapper{padding:40px 48px;flex:1}.feed-inner{max-width:var(--content-max);margin:0 auto}.feed-item{padding:32px 0;border-bottom:1px solid var(--border);display:grid;grid-template-columns:1fr auto;gap:20px;align-items:start}.feed-item:last-child{border-bottom:none}.feed-item.is-read .feed-item-title{opacity:.45}.feed-item.is-read{opacity:.7}.feed-item-source{display:flex;align-items:center;gap:6px;margin-bottom:6px}.source-favicon{width:14px;height:14px;border-radius:2px}.source-name{font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--text-faint);font-weight:500}.source-dot{color:var(--text-faint);font-size:.65rem}.source-date{font-size:.72rem;color:var(--text-faint)}.feed-item-title{font-family:var(--font-serif);font-size:1.3rem;font-weight:600;line-height:1.3;color:var(--text);margin-bottom:10px;transition:color var(--transition)}.feed-item-title:hover{color:var(--accent);cursor:pointer}.feed-item-excerpt{font-size:.95rem;color:var(--text-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.feed-item-thumb{width:100px;height:75px;object-fit:cover;border-radius:var(--radius);flex-shrink:0;background:var(--bg-subtle)}.feed-item-actions{display:flex;align-items:center;gap:8px;margin-top:14px}.action-btn{display:flex;align-items:center;gap:4px;padding:4px 8px;border-radius:4px;font-size:.7rem;color:var(--text-faint);transition:all var(--transition)}.action-btn:hover{background:var(--tag-bg);color:var(--text-muted)}.action-btn.bookmarked{color:var(--accent)}.action-btn.read{color:var(--text-faint);text-decoration:line-through}.source-badge{font-size:.6rem;padding:2px 6px;border-radius:10px;background:var(--tag-bg);color:var(--tag-text);letter-spacing:.05em;text-transform:uppercase;font-weight:500}.source-badge.youtube{background:#fff0f0;color:#c00}.source-badge.reddit{background:#fff4f0;color:#c45200}[data-theme=dark] .source-badge.youtube{background:#2d1010;color:#ff6b6b}[data-theme=dark] .source-badge.reddit{background:#2d1a0e;color:#ff8c5a}.yt-thumb-wrapper{position:relative;width:160px;flex-shrink:0}.yt-thumb{width:160px;height:90px;object-fit:cover;border-radius:var(--radius);display:block}.yt-duration{position:absolute;bottom:4px;right:4px;background:#000c;color:#fff;font-size:.65rem;padding:1px 4px;border-radius:3px;font-family:var(--font-mono)}.empty-state{text-align:center;padding:80px 24px}.empty-state .em{font-family:var(--font-serif);font-style:italic;font-size:1.3rem;color:var(--text-muted);margin-bottom:12px}.empty-state p{font-size:.875rem;color:var(--text-faint);margin-bottom:24px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:560px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 24px 64px #00000026}.modal-header{padding:20px 24px 16px;border-bottom:1px solid var(--border)}.modal-title{font-family:var(--font-serif);font-size:1.1rem;font-weight:600}.modal-body{padding:20px 24px;overflow-y:auto;flex:1}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end}.search-input-wrap{position:relative;margin-bottom:16px}.search-input{width:100%;padding:10px 40px 10px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-subtle);color:var(--text);font-family:var(--font-body);font-size:.9rem;outline:none;transition:border-color var(--transition)}.search-input:focus{border-color:var(--accent)}.search-input::placeholder{color:var(--text-faint)}.search-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-faint);pointer-events:none}.feed-result{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;cursor:pointer;transition:all var(--transition)}.feed-result:hover{border-color:var(--accent);background:var(--bg-subtle)}.feed-result.selected{border-color:var(--accent);background:var(--tag-bg)}.feed-result-info{flex:1;min-width:0}.feed-result-title{font-size:.875rem;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.feed-result-url{font-size:.72rem;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.feed-result-subscribers{font-size:.7rem;color:var(--text-faint)}.feed-result-check{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--border);flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.feed-result.selected .feed-result-check{background:var(--accent);border-color:var(--accent);color:#fff}.btn{padding:8px 18px;border-radius:var(--radius);font-size:.875rem;font-family:var(--font-body);transition:all var(--transition);cursor:pointer}.btn-primary{background:var(--accent);color:#fff;border:1px solid var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-subtle);color:var(--text)}.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.filter-tabs{display:flex;gap:4px;margin-top:12px}.filter-tab{padding:4px 12px;border-radius:20px;font-size:.75rem;color:var(--text-muted);background:transparent;border:1px solid transparent;transition:all var(--transition);cursor:pointer}.filter-tab:hover{background:var(--bg-subtle);color:var(--text)}.filter-tab.active{background:var(--tag-bg);border-color:var(--border);color:var(--text)}.manage-feed-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border)}.manage-feed-row:last-child{border-bottom:none}.manage-feed-info{flex:1;min-width:0}.manage-feed-name{font-size:.875rem;font-weight:500;color:var(--text)}.manage-feed-url{font-size:.72rem;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.remove-btn{padding:4px 8px;border-radius:4px;font-size:.72rem;color:var(--text-faint);transition:all var(--transition)}.remove-btn:hover{background:#fee;color:#c00}[data-theme=dark] .remove-btn:hover{background:#2d1010;color:#ff6b6b}.mobile-header{display:none;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border);background:var(--sidebar-bg);position:sticky;top:0;z-index:100}.mobile-logo{font-family:var(--font-serif);font-size:1.1rem;font-style:italic}.mobile-menu-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius);color:var(--text-muted)}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:99}@media (max-width: 768px){.mobile-header{display:flex}.sidebar{transform:translate(-100%);transition:transform .2s ease}.sidebar.open{transform:translate(0)}.sidebar-overlay.open{display:block}.main-content{margin-left:0}.content-header{padding:20px 20px 0}.feed-wrapper{padding:20px}.feed-item{grid-template-columns:1fr}.yt-thumb-wrapper{width:100%}.yt-thumb{width:100%;height:auto;aspect-ratio:16/9}}