:root{--bg:#faf9f7;--card:#fff;--ink:#1a1c20;--soft:#5b6470;--faint:#98a0ad;--line:#ece9e3;--accent:#2f6df6;--accent-wash:#eef3ff;--serif:"Iowan Old Style","Charter",Georgia,"Times New Roman",serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color-scheme:light}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit}.f-top{position:-webkit-sticky;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:hsla(40,23%,97%,.86);-webkit-backdrop-filter:saturate(180%) blur(10px);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}.f-brand{font-size:19px;font-weight:800;letter-spacing:-.03em}.f-actions{display:flex;gap:16px;align-items:center}.f-actions a,.f-actions button{font-family:var(--sans);font-size:14px;color:var(--soft);text-decoration:none;background:none;border:none;padding:0;cursor:pointer}.f-chips{display:flex;gap:8px;overflow-x:auto;padding:12px 18px 4px;max-width:660px;margin:0 auto;scrollbar-width:none}.f-chips::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;font-size:13.5px;color:var(--soft);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;white-space:nowrap}.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}.feed{max-width:660px;margin:0 auto;padding:6px 18px 90px}.f-day{font-size:12px;text-transform:uppercase;letter-spacing:1.2px;font-weight:700;color:var(--faint);margin:30px 0 6px}.f-day:first-of-type{margin-top:16px}.f-post{padding:20px 0;border-bottom:1px solid var(--line);transition:opacity .2s}.f-post.read{opacity:.46}.f-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--soft);margin-bottom:9px}.f-source{font-weight:600;color:var(--ink)}.f-dot{color:var(--faint)}.f-title{display:block;font-family:var(--serif);font-size:22px;line-height:1.26;font-weight:700;letter-spacing:-.01em;color:var(--ink);text-decoration:none;margin-bottom:9px}.f-hook{font-size:15.5px;line-height:1.5;color:var(--soft)}.f-hook,.f-tk{margin:0 0 15px}.f-tk{list-style:none;padding:0}.f-tk li{position:relative;padding-left:22px;font-size:15.5px;line-height:1.52;margin-bottom:10px}.f-tk li:last-child{margin-bottom:0}.f-tk li:before{content:"";position:absolute;left:3px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--accent)}.f-insight{font-size:15px;line-height:1.5;background:var(--accent-wash);border-left:3px solid var(--accent);border-radius:0 8px 8px 0;padding:11px 14px;margin:0 0 15px}.f-insight b{font-weight:700}.f-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--accent);text-decoration:none}.f-empty{text-align:center;color:var(--soft);padding:80px 24px}.f-empty .big{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:6px}.f-toggle{display:inline-flex;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px}.seg{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--soft);background:none;border:none;border-radius:999px;padding:6px 13px;cursor:pointer;white-space:nowrap}.seg.on{background:var(--ink);color:#fff}.f-lede{color:var(--soft);font-size:14.5px;font-style:italic;margin:14px 0 2px}.f-collection{font-family:var(--serif);font-size:13px;text-transform:uppercase;letter-spacing:1.4px;font-weight:700;color:var(--accent);margin:30px 0 6px}.f-collection:first-of-type{margin-top:18px}.f-filterbtn{display:inline-flex;align-items:center;gap:6px}.chip-count{font-size:11px;color:var(--soft);background:var(--bg);border-radius:999px;padding:1px 7px}.chip.on .chip-count{color:#fff;background:hsla(0,0%,100%,.22)}.chip-x{opacity:.7;margin-left:1px;font-size:14px}.f-panel{width:calc(100% - 36px);max-width:624px;margin:10px auto 0;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 12px 8px}.f-panel-head{display:flex;align-items:center;justify-content:space-between;padding:2px 4px 9px}.f-panel-head>span:first-child{font-size:13px;font-weight:700;color:var(--ink)}.f-panel-sub{font-size:12px;color:var(--faint)}.f-search{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-size:14px;color:var(--ink);font-family:var(--sans);margin-bottom:6px}.f-search:focus{outline:none;border-color:var(--accent)}.f-srclist{max-height:280px;overflow-y:auto}.f-srcrow{display:flex;align-items:center;gap:11px;width:100%;background:none;border:none;border-bottom:1px solid var(--line);padding:9px 4px;cursor:pointer;text-align:left;font-family:var(--sans)}.f-srcrow:last-child{border-bottom:none}.f-srcav{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--accent-wash);color:var(--accent);font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.f-srcname{flex:1 1;font-size:14px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.f-check{flex:0 0 auto;width:19px;height:19px;border-radius:6px;border:1.5px solid var(--line);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px}.f-check.on{background:var(--accent);border-color:var(--accent)}.f-srcnone{padding:16px 4px;color:var(--faint);font-size:13px;text-align:center}.f-panel-foot{display:flex;align-items:center;justify-content:space-between;padding:8px 2px 2px;border-top:1px solid var(--line);margin-top:4px}.f-clear{background:none;border:none;color:var(--soft);font-size:13px;cursor:pointer;font-family:var(--sans)}.f-clear:disabled{color:var(--faint);cursor:default}.f-done{background:var(--accent);border:none;color:#fff;font-weight:700;font-size:13px;border-radius:8px;padding:7px 16px;cursor:pointer;font-family:var(--sans)}.wrap{max-width:600px;margin:0 auto;padding:26px 18px 80px}.h1{font-size:25px;font-weight:800;letter-spacing:-.02em;margin:0 0 4px}.sub{color:var(--soft);margin:0 0 22px;font-size:15px;line-height:1.5}.navlink{display:inline-block;color:var(--accent);text-decoration:none;font-size:14px}.addrow,.navlink{margin-bottom:16px}.addrow{display:flex;gap:8px}.addrow input{flex:1 1;background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:13px 14px;font-size:15px}.btn{background:var(--accent);border:none;color:#fff;font-weight:700;font-size:15px;border-radius:10px;padding:0 18px;cursor:pointer}.btn:disabled{opacity:.5}.src{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}.src .meta{flex:1 1;min-width:0}.src .name{font-weight:700;font-size:16px}.src .url{color:var(--soft);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.src button{background:transparent;border:1px solid var(--line);color:var(--soft);border-radius:8px;padding:7px 11px;font-size:13px;cursor:pointer}.err{color:#c0392b;font-size:14px;margin:0 0 14px}