:root{--bg:#f7f8fa;--surface:#fff;--surface-subtle:#f3f4f7;--text-primary:#111318;--text-secondary:#575d68;--text-tertiary:#656b77;--border:#e6e8ed;--border-strong:#d8dbe2;--brand:#5856d6;--brand-hover:#4947c5;--brand-soft:#eeedff;--success:#0f7a50;--success-soft:#eaf7f1;--warning:#8f5a0b;--warning-soft:#fff5e6;--danger:#bb3138;--danger-soft:#fdedef;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--shadow:0 1px 2px #1113180a, 0 6px 20px #1113180a}*{box-sizing:border-box}html{background:var(--bg)}body{color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,Noto Sans JP,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.75}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.52}:focus-visible{outline-offset:2px;outline:3px solid #5856d647}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;flex:0 0 244px;width:244px;min-height:100vh;padding:28px 16px 20px;display:flex}.brand{letter-spacing:-.04em;align-items:center;gap:9px;padding:0 13px;font-size:23px;font-weight:740;display:inline-flex}.brand svg{flex:none}.sidebar-nav{gap:5px;margin-top:54px;display:grid}.nav-item{border-radius:var(--radius-sm);min-height:44px;color:var(--text-secondary);align-items:center;gap:12px;padding:0 13px;font-weight:590;transition:background .18s,color .18s;display:flex}.nav-item:hover{background:var(--surface-subtle);color:var(--text-primary)}.nav-item-active,.nav-item-active:hover{color:var(--brand);background:var(--brand-soft)}.sidebar-note{border-top:1px solid var(--border);color:var(--text-secondary);gap:10px;margin-top:auto;padding:16px 13px 7px;display:flex}.sidebar-note strong,.sidebar-note span{font-size:12px;line-height:1.55;display:block}.sidebar-note strong{color:var(--text-primary);margin-bottom:2px;font-size:12px}.note-dot{background:var(--success);width:8px;height:8px;box-shadow:0 0 0 4px var(--success-soft);border-radius:50%;flex:none;margin-top:7px}.main-content{flex:1;min-width:0}.screen-container{min-height:100vh;padding:0 42px 48px}.page-topbar{align-items:center;max-width:1280px;height:72px;margin:0 auto;display:flex}.topbar-spacer{flex:1}.mobile-page-brand{letter-spacing:-.035em;align-items:center;gap:8px;font-size:18px;font-weight:730;display:none}.mobile-brand-mark{color:#fff;background:var(--brand);border-radius:8px;place-items:center;width:25px;height:25px;font-size:14px;font-weight:760;display:inline-grid}.content-column,.summary-content{width:100%;max-width:1180px;margin:0 auto}.section-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin:32px 0 28px;display:flex}.section-heading h1,.section-heading h2,.section-heading h3{letter-spacing:-.045em;margin:0;font-size:clamp(26px,3vw,32px);font-weight:760;line-height:1.25}.section-description{color:var(--text-secondary);margin:5px 0 0;font-size:14px}.eyebrow{color:var(--brand);letter-spacing:.12em;margin:0 0 6px;font-size:11px;font-weight:760}.button{border-radius:var(--radius-sm);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:7px;min-height:44px;font-weight:680;transition:background .18s,border-color .18s,color .18s,transform .18s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-sm{min-height:44px;padding:0 13px;font-size:12px}.button-md{padding:0 16px}.button-lg{min-height:48px;padding:0 20px}.button-primary{background:var(--brand);color:#fff;box-shadow:0 2px 5px #5856d62e}.button-primary:hover{background:var(--brand-hover)}.button-secondary{color:var(--text-primary);background:var(--surface);border-color:var(--border-strong)}.button-secondary:hover{border-color:var(--brand);color:var(--brand)}.button-ghost{color:var(--text-secondary);background:0 0}.button-ghost:hover,.button-quiet:hover{background:var(--surface-subtle);color:var(--text-primary)}.button-quiet{background:var(--surface);border-color:var(--border);color:var(--text-secondary)}.button-danger{color:var(--danger);background:var(--danger-soft)}.icon-button{min-width:44px;min-height:44px;color:var(--text-secondary);background:0 0;border:0;border-radius:50%;place-items:center;display:inline-grid}.icon-button:hover{background:var(--surface-subtle);color:var(--text-primary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow)}.badge,.status-badge{white-space:nowrap;border-radius:999px;align-items:center;gap:5px;width:fit-content;font-size:11px;font-weight:690;line-height:1;display:inline-flex}.badge{padding:6px 8px}.badge-neutral{color:var(--text-secondary);background:var(--surface-subtle)}.badge-brand{color:var(--brand);background:var(--brand-soft)}.badge-success,.status-success{color:var(--success);background:var(--success-soft)}.badge-warning,.status-warning{color:var(--warning);background:var(--warning-soft)}.badge-danger,.status-danger{color:var(--danger);background:var(--danger-soft)}.status-badge{border:1px solid #0000;padding:5px 8px}.status-neutral{color:var(--text-secondary);background:var(--surface-subtle)}.status-brand{color:var(--brand);background:var(--brand-soft)}.status-badge svg{flex:none}.back-link{min-height:44px;color:var(--text-secondary);align-items:center;gap:6px;font-size:13px;font-weight:620;display:inline-flex}.back-link:hover{color:var(--brand)}.video-feed{gap:14px;display:grid}.video-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow);padding:12px 14px 13px;transition:border-color .18s,box-shadow .18s}.video-card:hover{border-color:var(--border-strong);box-shadow:0 1px 2px #1113180a,0 9px 26px #1113180f}.video-card-top{grid-template-columns:176px minmax(0,1fr) auto;align-items:start;gap:17px;display:grid}.video-thumbnail-wrap,.compact-thumb-wrap,.hero-thumbnail-wrap{background:var(--surface-subtle);border-radius:var(--radius-sm);position:relative;overflow:hidden}.video-thumbnail-wrap{aspect-ratio:16/9}.video-thumbnail,.compact-thumb,.hero-thumbnail{object-fit:cover;width:100%;height:100%;display:block}.thumb-placeholder{width:100%;height:100%;color:var(--text-tertiary);background:var(--surface-subtle);place-items:center;display:grid}.thumb-placeholder svg{opacity:.55}.channel-avatar-fallback{width:48px;height:48px;color:var(--text-tertiary);background:var(--surface-subtle);border-radius:50%;flex:none;place-items:center;display:grid}.channel-avatar-fallback-lg{width:64px;height:64px}.duration-label{color:#fff;background:#111318db;border-radius:4px;padding:1px 5px;font-size:11px;font-weight:680;line-height:1.55;position:absolute;bottom:7px;right:7px}.video-card-body{min-width:0;padding-top:1px}.video-card-meta{color:var(--text-tertiary);align-items:center;gap:7px;font-size:12px;line-height:1.3;display:flex}.channel-label{color:var(--text-primary);font-weight:680}.meta-separator{color:var(--border-strong)}.video-card-meta .badge{margin-left:4px;padding:5px 7px}.video-title{letter-spacing:-.02em;margin:6px 0 4px;font-size:17px;font-weight:740;line-height:1.4}.video-title a:hover{color:var(--brand)}.video-short-summary{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:13px;line-height:1.65;display:-webkit-box;overflow:hidden}.key-point-preview{color:var(--text-secondary);gap:2px;margin:9px 0 0;padding:0;font-size:12px;line-height:1.6;list-style:none;display:grid}.key-point-preview li{text-overflow:ellipsis;white-space:nowrap;align-items:baseline;gap:8px;min-width:0;display:flex;overflow:hidden}.point-marker{background:var(--brand);border-radius:50%;flex:0 0 4px;width:4px;height:4px;margin-left:2px;display:block}.save-button{min-width:40px;min-height:40px;color:var(--text-tertiary);background:0 0;border:0;border-radius:50%;place-items:center;display:grid}.save-button:hover{color:var(--brand);background:var(--brand-soft)}.save-button-active{color:var(--brand)}.card-processing{margin-top:18px}.video-card-footer{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;margin-top:11px;padding-top:11px;display:flex}.video-card-actions{justify-content:flex-end;align-items:center;gap:8px;display:flex}.youtube-link{gap:6px}.feed-footer{color:var(--text-tertiary);justify-content:space-between;gap:15px;padding:22px 2px 0;font-size:12px;display:flex}.feed-more{justify-items:center;gap:8px;padding:18px 0 0;display:grid}.inline-error{color:var(--danger,#b3261e);margin:0;font-size:12px}.sub-heading{letter-spacing:-.02em;margin:34px 0 12px;font-size:15px;font-weight:740;line-height:1.4}.processing-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.processing-list li{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);align-items:center;gap:10px;min-height:54px;padding:9px 14px;display:flex}.processing-title{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:13px;font-weight:640;overflow:hidden}.processing-channel{color:var(--text-tertiary);flex:none;font-size:11px}.text-button{color:var(--text-secondary);white-space:nowrap;background:0 0;border:0;padding:0;font-weight:620}.text-button:hover{color:var(--brand)}.channel-list{gap:12px;display:grid}.channel-card{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px;min-height:100px;padding:16px 18px;display:grid}.channel-card-main{align-items:center;gap:13px;min-width:0;display:flex}.channel-avatar{object-fit:cover;background:var(--surface-subtle);border-radius:50%;flex:none;width:48px;height:48px;display:block}.channel-avatar-lg{width:64px;height:64px}.channel-avatar-sm{width:25px;height:25px}.channel-card h2{text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:15px;line-height:1.35;overflow:hidden}.channel-card p{color:var(--text-tertiary);margin:1px 0 2px;font-size:12px}.channel-monitor-copy{color:var(--text-secondary);font-size:12px}.channel-card-status{justify-items:start;gap:4px;display:grid}.channel-tracking-badge{white-space:nowrap;border-radius:999px;align-items:center;gap:6px;width:fit-content;padding:5px 9px;font-size:11px;font-weight:690;line-height:1;display:inline-flex}.channel-tracking-dot{border-radius:50%;width:6px;height:6px}.channel-tracking-tracking{color:var(--brand);background:var(--brand-soft)}.channel-tracking-tracking .channel-tracking-dot{background:var(--brand)}.channel-tracking-paused{color:var(--text-secondary);background:var(--surface-subtle)}.channel-tracking-paused .channel-tracking-dot{background:var(--text-tertiary)}.channel-card-actions{gap:7px;display:flex}.channel-note{color:var(--text-secondary);align-items:flex-start;gap:11px;padding:18px 3px;display:flex}.channel-note .note-dot{margin-left:2px}.channel-note p{margin:0;font-size:12px}.pack-section{gap:12px;margin-bottom:30px;display:grid}.pack-section .eyebrow{align-items:center;gap:5px;display:inline-flex}.pack-list{gap:12px;display:grid}.pack-card{gap:14px;padding:16px 18px;display:grid}.pack-card-head{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.pack-card-title h3{letter-spacing:-.01em;margin:0;font-size:15px;line-height:1.35}.pack-card-title p{color:var(--text-tertiary);margin:2px 0 4px;font-size:12px}.pack-card-count{color:var(--text-secondary);font-size:11px;font-weight:650}.pack-card-actions{flex-wrap:wrap;flex:none;justify-content:flex-end;gap:7px;display:flex}.pack-channel-list{border-top:1px solid var(--border);gap:4px;margin:0;padding:12px 0 2px;list-style:none;display:grid}.pack-channel-item{align-items:center;gap:11px;min-height:46px;padding:5px 2px;display:flex}.pack-channel-main{flex:1;gap:1px;min-width:0;display:grid}.pack-channel-name{text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:640;overflow:hidden}.pack-channel-role{text-overflow:ellipsis;white-space:nowrap;color:var(--text-tertiary);font-size:11.5px;overflow:hidden}.summary-topbar{border-bottom:1px solid #0000;max-width:1280px}.summary-topbar .button{margin-right:2px}.summary-hero{border-bottom:1px solid var(--border);grid-template-columns:minmax(280px,430px) minmax(0,1fr);align-items:center;gap:28px;padding:20px 0 35px;display:grid}.hero-thumbnail-wrap{aspect-ratio:16/9}.hero-info{min-width:0}.hero-channel{color:var(--text-secondary);align-items:center;gap:8px;font-size:13px;font-weight:650;display:flex}.hero-info h1{letter-spacing:-.05em;max-width:720px;margin:10px 0 12px;font-size:clamp(24px,3vw,34px);line-height:1.3}.hero-meta{color:var(--text-tertiary);flex-wrap:wrap;gap:14px;font-size:12px;display:flex}.hero-meta span{align-items:center;gap:5px;display:inline-flex}.hero-info .youtube-link{margin-top:19px}.summary-layout{grid-template-columns:minmax(0,1fr) 295px;align-items:start;gap:28px;padding-top:34px;display:grid}.summary-main,.summary-aside{min-width:0}.summary-section{margin-bottom:38px}.summary-section .section-heading{align-items:flex-start;margin:0 0 13px}.summary-section .section-heading h1,.summary-section .section-heading h2{font-size:20px}.summary-section .eyebrow{font-size:10px}.overview-copy{max-width:820px;color:var(--text-primary);margin:0;font-size:16px;line-height:1.8}.section-title-row{justify-content:space-between;align-items:flex-start;display:flex}.section-title-row .section-heading{flex:1}.section-count{color:var(--text-tertiary);padding-top:5px;font-size:12px}.key-points-card{overflow:hidden}.key-points-list{gap:0;margin:0;padding:4px 20px;list-style:none;display:grid}.key-points-list li{border-bottom:1px solid var(--border);color:var(--text-primary);grid-template-columns:auto minmax(0,1fr);align-items:baseline;gap:11px;padding:13px 0;font-size:14px;line-height:1.65;display:grid}.key-points-list li:last-child{border-bottom:0}.timestamp-chip{width:fit-content;min-height:27px;color:var(--brand);white-space:nowrap;background:#fafaff;border:1px solid #dcddf6;border-radius:6px;align-items:center;gap:4px;padding:2px 7px;font-size:11px;font-weight:680;line-height:1.4;transition:background .18s,border-color .18s;display:inline-flex}.timestamp-chip:hover{border-color:var(--brand);background:var(--brand-soft)}.point-index{color:var(--brand);font-size:13px}.expand-button{border:0;border-top:1px solid var(--border);width:100%;min-height:38px;color:var(--text-secondary);background:0 0;justify-content:center;align-items:center;gap:5px;font-size:12px;font-weight:630;display:flex}.expand-button:hover{color:var(--brand);background:var(--surface-subtle)}.long-summary-card{max-width:820px;padding:22px 24px}.long-summary-card>p{color:var(--text-primary);white-space:pre-line;margin:0;font-size:15px;line-height:1.9}.summary-disclaimer{border-top:1px solid var(--border);color:var(--text-tertiary);align-items:flex-start;gap:8px;margin-top:20px;padding-top:14px;font-size:12px;line-height:1.65;display:flex}.summary-disclaimer svg{color:var(--brand);flex:none;margin-top:3px}.important-sections{gap:9px;display:grid}.important-section-card{padding:13px 16px}.important-section-heading{align-items:center;gap:8px;display:flex}.important-section-heading h3{margin:0;font-size:14px}.important-section-card p{color:var(--text-secondary);margin:5px 0 0;font-size:13px}.summary-aside{gap:14px;display:grid}.number-card,.claim-card,.uncertainty-card{padding:17px}.aside-heading{align-items:center;gap:9px;margin-bottom:12px;display:flex}.aside-heading h2{letter-spacing:-.02em;margin:0;font-size:14px}.aside-icon{width:23px;height:23px;color:var(--brand);background:var(--brand-soft);border-radius:6px;place-items:center;font-size:14px;font-weight:800;display:grid}.aside-icon-warning{color:var(--warning);background:var(--warning-soft)}.number-list{display:grid}.number-item{border-top:1px solid var(--border);gap:2px;padding:11px 0;display:grid}.number-item:first-child{border-top:0;padding-top:0}.number-item strong{letter-spacing:-.03em;font-size:18px;line-height:1.3}.number-item span:not(.timestamp-chip){color:var(--text-secondary);font-size:12px;line-height:1.5}.number-item .timestamp-chip{margin-top:4px}.claim-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.claim-list li{border-top:1px solid var(--border);padding-top:12px}.claim-label-row{justify-content:space-between;align-items:center;gap:6px;display:flex}.claim-label-row .timestamp-chip{min-height:24px;padding:1px 6px}.claim-list p{color:var(--text-secondary);margin:7px 0 0;font-size:12px;line-height:1.65}.uncertainty-card{background:#fffdf8;border-color:#f0e6ce}.uncertainty-card ul{color:var(--text-secondary);margin:0;padding-left:20px;font-size:12px;line-height:1.7}.library-toolbar{justify-content:space-between;align-items:center;gap:20px;margin-bottom:19px;display:flex}.tabs{border-bottom:1px solid var(--border);align-items:center;gap:3px;min-height:44px;display:flex}.tabs button{min-height:43px;color:var(--text-tertiary);background:0 0;border:0;border-bottom:2px solid #0000;align-items:center;gap:6px;padding:0 11px;font-size:13px;font-weight:650;display:inline-flex}.tabs button:hover{color:var(--text-primary)}.tabs .tab-active{border-bottom-color:var(--brand);color:var(--brand)}.search-field{border:1px solid var(--border);border-radius:var(--radius-sm);min-width:280px;min-height:42px;color:var(--text-tertiary);background:var(--surface);align-items:center;gap:8px;padding:0 11px;display:flex}.search-field:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.search-field .input{min-width:0;min-height:40px;box-shadow:none;border:0;outline:0;flex:1;padding:0}.input{border:1px solid var(--border-strong);border-radius:var(--radius-sm);width:100%;min-height:44px;color:var(--text-primary);background:var(--surface);outline:0;padding:0 12px;transition:border-color .18s,box-shadow .18s}.input::placeholder{color:var(--text-tertiary)}.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}.compact-list{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--border);box-shadow:var(--shadow);gap:1px;display:grid;overflow:hidden}.compact-video-row{background:var(--surface);grid-template-columns:132px minmax(0,1fr) auto;align-items:center;gap:15px;min-width:0;padding:12px;display:grid}.compact-thumb-wrap{aspect-ratio:16/9}.compact-video-main{min-width:0}.compact-channel{color:var(--text-tertiary);font-size:11px;display:block}.compact-title{text-overflow:ellipsis;white-space:nowrap;margin-top:2px;font-weight:710;display:block;overflow:hidden}.compact-title:hover{color:var(--brand)}.compact-video-main p{-webkit-line-clamp:1;color:var(--text-secondary);-webkit-box-orient:vertical;margin:1px 0 0;font-size:12px;display:-webkit-box;overflow:hidden}.compact-row-end{color:var(--text-tertiary);align-items:center;gap:12px;display:flex}.settings-content{max-width:850px}.settings-card{margin-bottom:14px;padding:21px 23px}.settings-card-heading{align-items:flex-start;gap:12px;display:flex}.settings-card-heading h2{margin:0;font-size:16px}.settings-card-heading p{color:var(--text-secondary);margin:2px 0 0;font-size:12px}.settings-card-icon{width:32px;height:32px;color:var(--brand);background:var(--brand-soft);border-radius:8px;place-items:center;display:grid}.divider{background:var(--border);height:1px;margin:18px 0}.setting-row,.setting-select-row{justify-content:space-between;align-items:center;gap:20px;display:flex}.setting-row strong,.setting-select-row strong{font-size:13px}.setting-row p,.setting-select-row p{color:var(--text-secondary);margin:2px 0 0;font-size:12px}.toggle{background:var(--border-strong);border:0;border-radius:999px;width:44px;height:26px;padding:3px;transition:background .18s}.toggle span{background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .18s;display:block;box-shadow:0 1px 2px #11131833}.toggle-on{background:var(--brand)}.toggle-on span{transform:translate(18px)}.settings-disclaimer{color:var(--text-tertiary);margin:0;font-size:12px}.setting-static-value{border:1px dashed var(--border-strong);border-radius:var(--radius-sm);min-height:44px;color:var(--text-secondary);align-items:center;padding:0 13px;font-size:12px;font-weight:650;display:inline-flex}.settings-fixture-note{justify-content:center}.dialog-backdrop{z-index:30;background:#11131859;place-items:center;padding:20px;animation:.18s both fade-in;display:grid;position:fixed;inset:0}.dialog{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);width:min(100%,570px);padding:24px;animation:.2s both dialog-in;box-shadow:0 20px 60px #11131829}.dialog-heading{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:23px;display:flex}.dialog-heading h2{letter-spacing:-.03em;margin:0;font-size:19px;line-height:1.35}.dialog-heading p{color:var(--text-secondary);margin:4px 0 0;font-size:13px}.dialog-close{min-width:44px;min-height:44px;color:var(--text-secondary);background:0 0;border:0;border-radius:50%;font-size:24px;line-height:1}.dialog-close:hover{background:var(--surface-subtle);color:var(--text-primary)}.field-label{color:var(--text-primary);margin-bottom:7px;font-size:13px;font-weight:650;display:block}.input-with-icon{position:relative}.input-with-icon .input{padding-right:42px}.input-with-icon>svg{color:var(--text-tertiary);pointer-events:none;position:absolute;top:13px;right:13px}.field-help{color:var(--text-tertiary);margin:7px 0 0;font-size:11px}.dialog-actions{justify-content:flex-end;align-items:center;gap:8px;margin-top:27px;display:flex}.channel-confirm-head{align-items:center;gap:13px;display:flex}.channel-confirm-head h3{margin:0;font-size:17px}.channel-confirm-head p{color:var(--text-secondary);margin:1px 0 0;font-size:13px}.confirm-copy{border-radius:var(--radius-sm);color:var(--text-secondary);background:#f7f8ff;border:1px solid #d8e2ff;gap:10px;margin-top:23px;padding:14px;display:flex}.confirm-copy svg{color:var(--brand);flex:none;margin-top:3px}.confirm-copy p{margin:0;font-size:13px;line-height:1.7}.confirm-copy strong{color:var(--text-primary)}.fixture-note{border-top:1px solid var(--border);color:var(--text-tertiary);justify-content:center;align-items:center;gap:6px;margin-top:19px;padding-top:14px;font-size:10px;display:flex}.fixture-note svg{color:var(--brand)}.state-panel{border:1px dashed var(--border-strong);border-radius:var(--radius-md);text-align:center;background:var(--surface);align-content:center;place-items:center;min-height:280px;padding:30px;display:grid}.state-panel .state-icon{width:44px;height:44px;color:var(--brand);background:var(--brand-soft);border-radius:50%;place-items:center;margin-bottom:12px;display:grid}.state-panel h2{letter-spacing:-.025em;margin:0;font-size:18px}.state-panel p{max-width:410px;color:var(--text-secondary);margin:5px 0 17px;font-size:13px}.error-state .state-icon{color:var(--warning);background:var(--warning-soft)}.processing-state{border-radius:var(--radius-sm);color:var(--text-secondary);background:var(--surface-subtle);align-items:flex-start;gap:10px;margin-top:18px;padding:12px 13px;display:flex}.processing-state strong{color:var(--text-primary);font-size:12px;display:block}.processing-state p{margin:1px 0 0;font-size:11px;line-height:1.5}.processing-dot{background:var(--brand);width:8px;height:8px;box-shadow:0 0 0 4px var(--brand-soft);border-radius:50%;flex:none;margin-top:7px}.state-gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.state-gallery-grid>.card{min-width:0;padding:18px}.demo-heading{margin:0 0 15px;font-size:15px}.state-gallery-grid .state-panel{background:var(--surface-subtle);border:0;min-height:220px;padding:18px}.state-gallery-grid .state-panel h2{font-size:15px}.state-gallery-grid .state-panel p{font-size:12px}.skeleton-stack{gap:9px;display:grid}.skeleton{background:linear-gradient(90deg, var(--surface-subtle), #e9ebf1, var(--surface-subtle));background-size:200% 100%;animation:1.5s ease-in-out infinite shimmer;display:block}.skeleton-lg{border-radius:var(--radius-sm);width:100%;height:96px}.skeleton-line{border-radius:6px;width:90%;height:12px}.skeleton-short{width:58%}.skeleton-card{border-radius:var(--radius-sm);width:100%;height:55px;margin-top:3px}.mapping-demo{margin-top:14px;padding:20px}.mapping-list{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.mapping-list>div{border-radius:var(--radius-sm);background:var(--surface-subtle);justify-content:space-between;align-items:center;gap:8px;padding:9px 10px;display:flex}.mapping-list code{color:var(--text-tertiary);font-size:10px}.live-demo{border-radius:var(--radius-sm);color:var(--warning);background:#fffdf8;border:1px solid #f0e6ce;align-items:flex-start;gap:9px;margin-top:15px;padding:12px;display:flex}.live-demo p{color:var(--text-secondary);margin:0;font-size:12px;line-height:1.55}.live-demo strong{color:var(--text-primary)}.bottom-nav{display:none}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes dialog-in{0%{opacity:0;transform:translateY(6px)scale(.99)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (max-width:1100px){.screen-container{padding-left:28px;padding-right:28px}.summary-hero{grid-template-columns:minmax(240px,360px) minmax(0,1fr);gap:22px}.summary-layout{grid-template-columns:minmax(0,1fr) 270px;gap:20px}}@media (max-width:840px){.sidebar{flex-basis:76px;align-items:center;width:76px;padding-left:12px;padding-right:12px}.brand{padding:0}.brand span,.sidebar-note,.nav-item span{display:none}.sidebar-nav{width:100%}.nav-item{justify-content:center;padding:0}.screen-container{padding-left:22px;padding-right:22px}.summary-hero{grid-template-columns:1fr;gap:19px}.hero-thumbnail-wrap{max-width:540px}.summary-layout{grid-template-columns:1fr}.summary-aside{grid-template-columns:repeat(2,minmax(0,1fr))}.uncertainty-card{grid-column:1/-1}.state-gallery-grid{grid-template-columns:1fr}.state-gallery-grid .state-panel{min-height:185px}}@media (max-width:640px){body{font-size:14px}.sidebar{display:none}.screen-container{padding:0 16px 90px}.page-topbar{height:62px}.mobile-page-brand{display:inline-flex}.bottom-nav{z-index:20;height:68px;padding:5px 9px max(5px, env(safe-area-inset-bottom));border-top:1px solid var(--border);background:#fffffff7;grid-template-columns:repeat(4,1fr);display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 20px #1113180a}.bottom-nav-item{border-radius:var(--radius-sm);min-width:44px;min-height:44px;color:var(--text-tertiary);flex-direction:column;justify-content:center;align-items:center;gap:1px;font-size:10px;line-height:1.3;display:flex}.bottom-nav-item-active{color:var(--brand);background:var(--brand-soft);font-weight:680}.section-heading{align-items:flex-start;margin:24px 0 20px}.section-heading h1,.section-heading h2,.section-heading h3{font-size:25px}.section-description{font-size:12px;line-height:1.6}.video-card{padding:10px}.video-card-top{grid-template-columns:104px minmax(0,1fr) auto;gap:11px}.video-card-meta{flex-wrap:wrap;gap:4px 6px;font-size:10px}.video-card-meta .badge{padding:5px 6px}.video-title{margin:4px 0 3px;font-size:14px}.video-short-summary{-webkit-line-clamp:3;font-size:11px;line-height:1.55}.key-point-preview{display:none}.save-button{min-width:34px;min-height:34px}.video-card-footer{margin-top:9px;padding-top:9px;display:block}.video-card-status{margin-bottom:8px}.video-card-actions{justify-content:stretch}.video-card-actions .button{flex:1;min-height:44px}.video-card-actions .youtube-link{flex:1.06}.feed-footer{padding-top:18px;font-size:10px;line-height:1.6;display:block}.feed-footer .text-button{margin-top:5px;display:block}.channel-card{grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:13px}.channel-card-status{justify-items:end}.channel-card-actions{grid-column:1/-1;grid-template-columns:1fr;display:grid}.channel-card-actions .button{width:100%;min-height:44px}.pack-card-head{flex-direction:column;gap:11px}.pack-card-actions{justify-content:stretch;width:100%}.pack-card-actions .button{flex:1;min-height:44px}.processing-list li{flex-wrap:wrap;gap:4px 10px}.processing-title{white-space:normal;flex-basis:100%}.channel-note{padding-top:16px}.summary-topbar{gap:2px}.summary-topbar .button{padding-left:8px;padding-right:8px}.summary-topbar .button svg{display:none}.summary-hero{padding:8px 0 24px}.hero-info h1{font-size:24px}.hero-meta{gap:9px;font-size:11px}.summary-layout{padding-top:25px}.summary-section{margin-bottom:31px}.summary-section .section-heading h1,.summary-section .section-heading h2{font-size:19px}.overview-copy{font-size:14px}.key-points-list{padding-left:12px;padding-right:12px}.key-points-list li{grid-template-columns:auto minmax(0,1fr);gap:7px;padding:11px 0;font-size:12px}.timestamp-chip{min-height:44px}.long-summary-card{padding:16px}.long-summary-card>p{font-size:13px;line-height:1.85}.summary-aside{grid-template-columns:1fr}.uncertainty-card{grid-column:auto}.library-toolbar{display:block}.tabs{margin-bottom:12px}.search-field{width:100%;min-width:0}.compact-video-row{grid-template-columns:86px minmax(0,1fr);gap:10px}.compact-row-end{grid-column:2;justify-content:space-between}.compact-video-main p{font-size:11px}.setting-row,.setting-select-row{align-items:flex-start}.setting-row p,.setting-select-row p{max-width:270px}.dialog-backdrop{align-items:end;padding:12px}.dialog{border-radius:var(--radius-lg) var(--radius-lg) 12px 12px;padding:20px 17px}.dialog-actions .button{flex:1}.mapping-list{grid-template-columns:1fr}}.auth-page{justify-content:center;align-items:flex-start;padding-top:48px;display:flex}.auth-card{flex-direction:column;gap:16px;width:100%;max-width:420px;padding:28px;display:flex}.auth-card h1{margin:0;font-size:20px}.auth-card .auth-lede{color:var(--text-secondary);margin:0;font-size:13px;line-height:1.7}.auth-field{flex-direction:column;display:flex}.auth-actions{flex-direction:column;gap:10px;margin-top:4px;display:flex}.auth-links{justify-content:space-between;gap:12px;font-size:12px;display:flex}.auth-links a{color:var(--brand);text-decoration:none}.auth-links a:hover{text-decoration:underline}.auth-feedback{border-radius:var(--radius-sm);padding:10px 12px;font-size:12px;line-height:1.6}.auth-feedback-info{background:var(--brand-soft);color:var(--text-primary)}.auth-feedback-error{color:#8f1f14;background:#fdecea}.auth-cta-row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}