:root{--ink:#15222b;--muted:#6b7a82;--line:#e5ebee;--paper:#fff;--canvas:#f4f7f8;--sea:#007f8b;--sea-dark:#005c67;--sea-pale:#e4f3f4;--orange:#ed8c51;--shadow:0 18px 50px rgba(22,57,68,.08)}
[hidden]{display:none!important}.left-panel,.right-panel{min-height:0}.right-panel{overflow:auto}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font:14px Manrope,"PingFang SC","Microsoft YaHei",sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;border:0;color:inherit}button:disabled{cursor:not-allowed;opacity:.4}.shell{height:100vh;display:flex;flex-direction:column}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}.brand{display:flex;align-items:center;gap:10px}.brand-mark,.login-logo{display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:700;width:31px;height:31px;border-radius:9px;font-family:"DM Mono",monospace}.brand strong{font-size:18px;letter-spacing:.12em;display:block}.brand small{font-size:10px;color:var(--muted);display:block;letter-spacing:.08em}.top-status{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px}.status-dot{width:7px;height:7px;border-radius:50%;background:#b3c0c4}.status-dot.online{background:#37b58c;box-shadow:0 0 0 4px #e5f6f0}.divider{width:1px;height:18px;background:var(--line);margin:0 8px}.workspace{display:grid;grid-template-columns:270px minmax(360px,1fr) 320px;flex:1;min-height:0}.sidebar{background:#fff;min-width:0}.left-panel{border-right:1px solid var(--line);display:flex;flex-direction:column}.right-panel{border-left:1px solid var(--line);padding:24px 21px;display:flex;flex-direction:column;gap:22px}.panel-title{padding:25px 20px 13px;display:flex;justify-content:space-between;align-items:flex-start}.eyebrow{font:500 10px "DM Mono",monospace;letter-spacing:.11em;color:var(--sea);text-transform:uppercase}.panel-title h1{font-size:21px;margin:5px 0 0;letter-spacing:-.04em}.round-btn{width:31px;height:31px;border-radius:10px;background:var(--ink);color:#fff;font-size:20px;line-height:1}.stats-strip{color:var(--muted);font-size:11px;padding:0 20px 17px;display:flex;gap:14px}.subscription-list{overflow:auto;padding:0 10px;flex:1}.subscription{padding:13px 10px;border-radius:12px;margin-bottom:3px;display:flex;align-items:center;gap:10px}.subscription:hover{background:var(--canvas)}.subscription.active{background:var(--sea-pale)}.sub-icon{width:31px;height:31px;border-radius:10px;display:grid;place-items:center;font-size:12px;font-weight:700;color:#fff;flex:none}.sub-icon.douyin{background:#111}.sub-icon.bili{background:#2f9ec3}.sub-copy{min-width:0;flex:1}.sub-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sub-meta{font-size:11px;color:var(--muted);margin-top:3px}.sub-more{color:var(--muted);font-size:17px;opacity:0}.subscription:hover .sub-more{opacity:1}.left-footer{padding:15px 20px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:8px}.left-footer span{font-size:10px;color:#9aa8ad}.soft-btn,.text-btn{background:none;color:var(--sea);font-size:12px;padding:7px 0}.soft-btn:hover,.text-btn:hover{text-decoration:underline}.reader-panel{position:relative;min-width:0;overflow:auto;background:#fbfcfc}.reader-toolbar{height:64px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;position:sticky;top:0;background:rgba(251,252,252,.94);backdrop-filter:blur(12px);z-index:2}.crumb{display:flex;align-items:center;gap:10px;font-weight:600;max-width:80%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.platform-dot{width:8px;height:8px;background:var(--orange);border-radius:50%;font-size:0}.reader-actions{display:flex;gap:5px}.icon-btn{font-size:18px;background:none;color:var(--muted);padding:5px 8px;border-radius:7px}.icon-btn:hover{background:var(--canvas);color:var(--ink)}.tabs{padding:0 38px;border-bottom:1px solid var(--line);display:flex;gap:22px}.tab{padding:12px 0 10px;background:none;color:var(--muted);font-size:12px;border-bottom:2px solid transparent}.tab.active{color:var(--sea);border-color:var(--sea);font-weight:600}.markdown-view{max-width:720px;margin:0 auto;padding:42px 48px 100px;line-height:1.9}.markdown-view h1{font-size:29px;line-height:1.25;letter-spacing:-.05em;margin:0 0 20px}.markdown-view h2{font-size:18px;margin:30px 0 8px;padding-top:8px}.markdown-view h3{font-size:15px;margin:24px 0 6px}.markdown-view p{margin:10px 0;color:#34464e}.markdown-view ul,.markdown-view ol{padding-left:23px}.markdown-view li{margin:5px 0}.markdown-view blockquote{border-left:3px solid var(--sea);padding:8px 16px;margin:18px 0;color:var(--muted);background:var(--sea-pale);border-radius:0 8px 8px 0}.markdown-view code{font:12px "DM Mono",monospace;background:#edf2f3;border-radius:4px;padding:2px 5px}.markdown-view pre{overflow:auto;background:#19282e;color:#ecf4f5;padding:14px;border-radius:9px}.markdown-view a{color:var(--sea);text-decoration:underline}.markdown-view .note-meta{font:11px "DM Mono",monospace;color:var(--muted);margin-bottom:24px}.empty-reader{height:calc(100% - 64px);display:grid;place-content:center;text-align:center;color:var(--muted);padding:50px}.empty-reader h2{color:var(--ink);margin:14px 0 6px;font-size:20px}.empty-reader p{max-width:300px;line-height:1.8;margin:0}.empty-mark{font-size:56px;color:var(--sea);font-weight:300}.timeline{position:absolute;left:18px;top:92px;bottom:55px;width:1px;background:linear-gradient(var(--sea),transparent);opacity:.3}.assistant-head{display:flex;align-items:center;gap:10px}.assistant-head h2{margin:4px 0 0;font-size:17px;letter-spacing:-.03em}.assistant-avatar{width:35px;height:35px;border-radius:12px;background:var(--sea-pale);color:var(--sea);display:grid;place-items:center;font-size:17px}.search-wrap label{display:block;color:var(--muted);font-size:11px;margin-bottom:7px}.search-box{height:38px;border:1px solid var(--line);border-radius:9px;background:var(--canvas);display:flex;align-items:center;padding:0 10px;gap:8px;color:var(--muted)}.search-box input{border:0;background:transparent;outline:none;min-width:0;flex:1;color:var(--ink);font-size:12px}.search-box kbd{font:10px "DM Mono",monospace;color:#95a3a7}.search-results{overflow:auto;max-height:190px}.result{padding:9px 0;border-bottom:1px solid var(--line);cursor:pointer}.result:hover .result-title{color:var(--sea)}.result-title{font-size:12px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.result-meta{font-size:10px;color:var(--muted);margin-top:3px}.ask-box{margin-top:auto;border:1px solid var(--line);border-radius:13px;background:#fff;padding:12px;box-shadow:var(--shadow)}.ask-box textarea{display:block;border:0;resize:vertical;outline:0;width:100%;line-height:1.6;font-size:12px;min-height:54px}.ask-actions{display:flex;align-items:center;justify-content:space-between;color:#9aa8ad;font-size:10px}.send-btn{width:28px;height:28px;border-radius:9px;background:var(--sea);color:#fff;font-size:18px}.answer{font-size:12px;line-height:1.7;border-radius:10px;background:var(--sea-pale);padding:12px;color:#29454b}.answer strong{display:block;margin-bottom:5px;color:var(--sea-dark)}.source-link{display:block;color:var(--sea);font-size:11px;margin-top:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.login-screen{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 80% 5%,#dff1f2,transparent 34%),var(--canvas)}.login-card{width:min(420px,calc(100vw - 36px));background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:42px}.login-logo{width:42px;height:42px;border-radius:13px;font-size:20px;margin-bottom:28px}.login-card h1{font-size:28px;line-height:1.25;letter-spacing:-.06em;margin:13px 0}.login-card p{line-height:1.8;color:var(--muted);font-size:13px;margin:0 0 26px}.login-card label,dialog label{display:block;color:var(--muted);font-size:11px;margin:14px 0 6px}.login-card input,dialog input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;outline:0;background:#fbfcfc}.login-card input:focus,dialog input:focus{border-color:var(--sea);box-shadow:0 0 0 3px var(--sea-pale)}.primary-btn{background:var(--sea);color:#fff;border-radius:8px;padding:11px 16px;font-weight:600;font-size:12px}.primary-btn:hover{background:var(--sea-dark)}#login-form .primary-btn{width:100%;margin-top:18px}.form-error{color:#b34c3f;font-size:11px;min-height:16px;margin-top:7px}dialog{border:0;border-radius:16px;box-shadow:0 25px 80px rgba(21,47,55,.22);padding:0;width:min(480px,calc(100vw - 32px));color:var(--ink)}dialog::backdrop{background:rgba(20,39,46,.28);backdrop-filter:blur(2px)}dialog form,dialog>div{padding:25px}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h2{margin:0;font-size:18px}.muted{color:var(--muted);font-size:12px;line-height:1.7}.field-row{display:flex;gap:15px;margin-top:16px}.field-row label{display:flex;align-items:center;gap:5px;margin:0;font-size:11px}.dialog-actions{display:flex;justify-content:flex-end;gap:16px;margin-top:23px}.settings-body{line-height:1.8;font-size:12px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:#fff;border-radius:8px;padding:10px 15px;font-size:12px;transition:.2s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1000px){.workspace{grid-template-columns:235px minmax(320px,1fr)}.right-panel{display:none}.reader-toolbar{padding:0 25px}.markdown-view{padding-left:36px;padding-right:36px}}
@media(max-width:680px){.topbar{height:58px;padding:0 15px}.top-status #worker-label,.top-status .divider{display:none}.workspace{display:block}.left-panel{height:210px;border-right:0;border-bottom:1px solid var(--line)}.panel-title{padding:15px 16px 8px}.subscription-list{display:flex;overflow:auto;padding:0 9px}.subscription{min-width:165px;height:64px}.left-footer{display:none}.reader-panel{height:calc(100vh - 268px)}.reader-toolbar{padding:0 16px}.tabs{padding:0 16px}.markdown-view{padding:30px 20px 70px}.timeline{display:none}.login-card{padding:30px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important}}
.video-list{padding:4px 10px 18px;border-top:1px solid var(--line);margin-top:3px}.video-row{display:flex;align-items:flex-start;gap:8px;width:100%;text-align:left;background:none;border-radius:8px;padding:8px 7px;color:var(--ink)}.video-row:hover,.video-row.active{background:var(--canvas)}.video-rank{font:10px "DM Mono",monospace;color:#a2afb2;width:16px;padding-top:2px;text-align:center}.video-copy{min-width:0;flex:1}.video-title{display:block;font-size:11px;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.video-meta{display:block;color:var(--muted);font-size:9px;margin-top:3px}.fav{color:var(--orange);font-size:11px}
.sub-sync{color:var(--muted);font-size:15px;background:none;padding:3px;opacity:0}.subscription:hover .sub-sync{opacity:1}.sub-sync:hover{color:var(--sea)}
.library-filters{display:flex;gap:4px;padding:0 20px 8px}.filter-btn{background:none;color:var(--muted);font-size:11px;padding:5px 9px;border-radius:6px}.filter-btn.active{background:var(--sea-pale);color:var(--sea);font-weight:600}.jobs-summary{padding:0 20px 10px;color:var(--muted);font-size:10px;line-height:1.5}.jobs-summary b{color:var(--ink)}.job-failed{color:#b34c3f!important}.job-error{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#b34c3f;margin-top:3px}.markdown-view table{width:100%;border-collapse:collapse;margin:15px 0;font-size:12px}.markdown-view th,.markdown-view td{border:1px solid var(--line);padding:7px 9px;text-align:left}.markdown-view th{background:var(--sea-pale);font-weight:600}