:root{font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif;color:#15171b;background:#fbfcfd;font-synthesis:none;--bg: #fbfcfd;--sidebar: #f2f4f7;--surface: #ffffff;--surface-2: #f4f5f7;--text: #15171b;--muted: #68707c;--faint: #9ca3ad;--line: #dfe3e8;--line-strong: #c9ced6;--blue: #2648d8;--blue-ink: #17309e;--lime: #d9ff52;--sidebar-width: 226px;--topbar-height: 72px}:root[data-theme=dark]{color:#f4f6fa;background:#111318;--bg: #111318;--sidebar: #171a20;--surface: #1b1e25;--surface-2: #232730;--text: #f4f6fa;--muted: #a8afba;--faint: #7c8491;--line: #2d323c;--line-strong: #414753;--blue: #7187ff;--blue-ink: #aeb9ff;--lime: #d9ff52}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:var(--bg);color:var(--text)}body.modal-open{overflow:hidden}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;z-index:50;width:var(--sidebar-width);background:var(--sidebar);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:0 14px 18px}.sidebar-brand{height:var(--topbar-height);display:flex;align-items:center;padding:0 10px}.brand{display:flex;align-items:center;gap:10px;font-weight:750;letter-spacing:-.04em;white-space:nowrap}.brand-mark{width:27px;height:27px;border-radius:7px;background:var(--blue);position:relative;display:block;transform:rotate(-3deg)}.brand-mark:before,.brand-mark:after,.brand-mark span{content:"";position:absolute;bottom:6px;width:3px;background:var(--lime);border-radius:3px}.brand-mark:before{left:6px;height:7px}.brand-mark span{left:12px;height:14px}.brand-mark:after{left:18px;height:10px}.brand-name{font-size:17px}.sidebar nav{display:flex;flex-direction:column;gap:3px}.nav-item{width:100%;height:44px;border:0;background:transparent;border-radius:8px;display:flex;align-items:center;gap:13px;padding:0 12px;color:var(--muted);cursor:pointer;font-size:14px;font-weight:570;text-align:left}.nav-item svg{width:19px;height:19px;stroke-width:1.8}.nav-item span{flex:1}.nav-item em{min-width:20px;height:20px;border-radius:10px;display:grid;place-items:center;background:var(--line);font-size:11px;font-style:normal}.nav-item:hover{background:var(--surface);color:var(--text)}.nav-item.is-active{background:var(--text);color:var(--bg)}.nav-item.is-active svg{color:var(--lime)}.nav-item.nav-divider{margin-top:16px;position:relative}.nav-item.nav-divider:before{content:"";position:absolute;left:4px;right:4px;top:-9px;border-top:1px solid var(--line)}.sidebar-note{margin-top:auto;border-top:1px solid var(--line);padding:17px 10px 0;display:flex;gap:10px;align-items:flex-start}.status-dot{width:8px;height:8px;border-radius:50%;background:#62c575;margin-top:5px;box-shadow:0 0 0 3px color-mix(in srgb,#62c575 18%,transparent)}.sidebar-note strong,.sidebar-note small{display:block}.sidebar-note strong{font-size:12px}.sidebar-note small{font-size:11px;color:var(--muted);margin-top:2px}.topbar{height:var(--topbar-height);position:fixed;z-index:40;top:0;left:var(--sidebar-width);right:0;background:color-mix(in srgb,var(--bg) 94%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;padding:0 34px}.searchbox{width:min(630px,58vw);height:42px;border:1px solid var(--line-strong);border-radius:8px;background:var(--surface);display:flex;align-items:center;gap:10px;padding:0 11px;transition:border-color .16s,box-shadow .16s}.searchbox:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 10%,transparent)}.searchbox>svg{width:18px;color:var(--muted)}.searchbox input{flex:1;border:0;outline:0;background:transparent;color:var(--text);font-size:14px;min-width:0}.searchbox input::placeholder{color:var(--faint)}.searchbox button{border:0;background:transparent;display:grid;place-items:center;cursor:pointer;padding:4px}.searchbox button svg{width:15px}.search-key{width:21px;height:21px;border:1px solid var(--line);border-radius:4px;color:var(--faint);display:grid;place-items:center;font-size:11px}.top-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-button{width:40px;height:40px;border:1px solid var(--line);border-radius:8px;background:var(--surface);display:grid;place-items:center;cursor:pointer}.icon-button:hover,.taste-button:hover{border-color:var(--line-strong);background:var(--surface-2)}.icon-button svg{width:18px}.taste-button{height:40px;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:0 14px;display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;font-weight:650}.taste-button svg{width:17px}.mobile-menu,.mobile-brand{display:none}.main-content{margin-left:var(--sidebar-width);padding:calc(var(--topbar-height) + 42px) clamp(28px,4vw,68px) 80px;max-width:1780px}.page-intro{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:40px;align-items:end;padding-bottom:30px;border-bottom:1px solid var(--line)}.page-number{color:var(--blue);font:700 11px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.14em;margin:0 0 13px}.page-intro h1{margin:0;font-size:clamp(30px,3.2vw,48px);max-width:870px;line-height:1.1;letter-spacing:-.055em;font-weight:730}.page-intro>div>p:last-child{margin:16px 0 0;color:var(--muted);font-size:15px}.editor-note{border-left:3px solid var(--lime);padding-left:17px;margin-bottom:4px}.editor-note span{font-size:11px;font-weight:750;letter-spacing:.09em;color:var(--blue-ink)}.editor-note p{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.65}.filter-rail{display:flex;gap:7px;padding:20px 0;overflow-x:auto;scrollbar-width:none}.filter-rail::-webkit-scrollbar{display:none}.filter-rail button{flex:none;border:1px solid var(--line);background:transparent;height:34px;padding:0 14px;border-radius:6px;color:var(--muted);cursor:pointer;font-size:12px;font-weight:650}.filter-rail button:hover{background:var(--surface-2);color:var(--text)}.filter-rail button.is-active{background:var(--text);border-color:var(--text);color:var(--bg)}.featured{min-height:420px;border:1px solid var(--line-strong);background:var(--surface);display:grid;grid-template-columns:minmax(0,1.3fr) minmax(370px,.7fr);margin:4px 0 52px}.featured-media{border:0;padding:0;background:transparent;position:relative;cursor:pointer;min-height:400px;overflow:hidden}.featured-media .cover-art{height:100%}.featured-media .cover-image{object-fit:contain}.play-button{position:absolute;left:28px;bottom:26px;width:54px;height:54px;border-radius:50%;background:var(--lime);color:#131621;display:grid;place-items:center;box-shadow:0 8px 24px #1114;transition:transform .18s}.play-button svg{width:22px;margin-left:2px}.featured-media:hover .play-button{transform:scale(1.08)}.featured-copy{padding:clamp(28px,3.4vw,52px);display:flex;flex-direction:column;justify-content:center}.section-label{font:700 11px/1 ui-monospace,Consolas,monospace;color:var(--blue-ink);letter-spacing:.1em;margin:0 0 20px;display:flex;justify-content:space-between}.section-label span{color:var(--faint)}.featured h2{margin:0;font-size:clamp(26px,2.3vw,38px);line-height:1.2;letter-spacing:-.045em}.featured-summary{color:var(--muted);line-height:1.75;font-size:14px;margin:18px 0 20px}.why-block{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0;display:grid;grid-template-columns:88px 1fr;gap:13px}.why-block span{font-size:11px;font-weight:750;color:var(--blue-ink)}.why-block p{margin:0;color:var(--text);line-height:1.6;font-size:13px}.featured-meta{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:11px;margin-top:16px;flex-wrap:wrap}.featured-meta i{width:3px;height:3px;border-radius:50%;background:var(--faint)}.featured-actions{display:flex;gap:9px;margin-top:22px}.primary-button,.secondary-button{height:42px;border-radius:7px;border:1px solid var(--text);padding:0 17px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-size:12px;font-weight:700;text-decoration:none}.primary-button{background:var(--text);color:var(--bg)}.primary-button:hover{background:var(--blue);border-color:var(--blue);color:#fff}.secondary-button{background:transparent;color:var(--text);border-color:var(--line-strong)}.secondary-button:hover,.secondary-button.is-saved{background:var(--surface-2);border-color:var(--blue);color:var(--blue-ink)}.primary-button svg,.secondary-button svg{width:16px}.cover-art{width:100%;aspect-ratio:16/9;position:relative;overflow:hidden;background:#11151b;color:#fff;text-align:left;isolation:isolate}.cover-art:after{content:"";position:absolute;z-index:2;inset:58% 0 0;background:linear-gradient(to bottom,transparent,#06090db3);pointer-events:none}.cover-art.is-large:before{content:"";position:absolute;z-index:0;inset:-18px;background:var(--cover-image) center / cover no-repeat;filter:blur(18px) brightness(.6) saturate(.8)}.cover-image{width:100%;height:100%;position:relative;z-index:1;display:block;object-fit:cover;transition:transform .28s ease,filter .28s ease}.frame-note,.duration{position:absolute;z-index:3;bottom:9px;background:#090c10d9;color:#fff;border:1px solid #ffffff24;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:4px 7px;border-radius:4px;font-size:10px;font-weight:700;line-height:1}.frame-note{left:10px;letter-spacing:.02em;color:#eef1f5}.duration{right:10px;font-variant-numeric:tabular-nums}.cover-art.is-large .frame-note,.cover-art.is-large .duration{bottom:14px;padding:5px 8px;font-size:11px}.cover-art.is-large .frame-note{left:14px}.cover-art.is-large .duration{right:14px}.feed-section{margin-top:6px}.feed-heading{display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid var(--line-strong);padding-bottom:12px;margin-bottom:22px}.feed-heading>div{display:flex;gap:11px;align-items:baseline}.feed-heading span{font-size:18px;font-weight:730;letter-spacing:-.03em}.feed-heading strong{font:700 11px/1 ui-monospace,Consolas,monospace;color:var(--blue-ink)}.feed-heading p{margin:0;color:var(--muted);font-size:11px}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 20px}.video-card{min-width:0;position:relative;border-radius:2px}.video-card.is-key-selected{outline:2px solid var(--blue);outline-offset:7px}.card-media{position:relative}.media-button{display:block;width:100%;border:0;padding:0;background:transparent;cursor:pointer;overflow:hidden}.media-button:hover .cover-image,.featured-media:hover .cover-image{transform:scale(1.018);filter:saturate(1.04) contrast(1.02)}.hover-play{position:absolute;inset:0;margin:auto;width:46px;height:46px;border-radius:50%;background:var(--lime);color:#111;display:grid;place-items:center;opacity:0;transform:scale(.86);transition:opacity .16s,transform .16s}.hover-play svg{width:18px;margin-left:2px}.media-button:hover .hover-play{opacity:1;transform:none}.save-button{position:absolute;right:8px;top:8px;width:34px;height:34px;border-radius:5px;border:0;background:#111d;color:#fff;display:grid;place-items:center;cursor:pointer;opacity:0;transform:translateY(-3px);transition:opacity .15s,transform .15s}.card-media:hover .save-button,.save-button.is-saved,.save-button:focus{opacity:1;transform:none}.save-button.is-saved{background:var(--lime);color:#12151a}.save-button svg{width:17px}.card-copy{width:100%;display:block;border:0;padding:14px 0 0;background:transparent;text-align:left;cursor:pointer}.card-category{display:block;color:var(--blue-ink);font-size:10px;font-weight:750;letter-spacing:.06em;margin-bottom:7px}.card-copy h3{margin:0;font-size:16px;line-height:1.45;letter-spacing:-.025em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px}.card-creator{margin:8px 0 2px;color:var(--muted);font-size:11px}.card-stats{margin:0;color:var(--faint);font-size:10px}.evidence{margin-top:12px;border-top:1px solid var(--line);padding-top:10px;display:flex;gap:8px;align-items:baseline;min-height:34px}.evidence span{flex:none;font-size:9px;line-height:1;font-weight:800;background:var(--lime);color:#1a1c20;padding:4px 5px}.evidence p{margin:0;color:var(--muted);font-size:10px;line-height:1.4}.card-note-button{width:100%;height:34px;margin-top:9px;padding:0;border:0;border-top:1px solid var(--line);background:transparent;color:var(--blue-ink);display:flex;align-items:center;gap:7px;cursor:pointer;font-size:10px;font-weight:760;text-align:left}.card-note-button:hover{color:var(--blue)}.card-note-button svg{width:14px;height:14px;stroke-width:1.9}.card-note-button svg:last-child{width:12px;margin-left:auto;color:var(--faint)}.empty-state{min-height:420px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.empty-signal{height:54px;display:flex;gap:7px;align-items:flex-end;margin-bottom:22px}.empty-signal i{display:block;width:9px;background:var(--blue)}.empty-signal i:nth-child(1){height:18px}.empty-signal i:nth-child(2){height:54px}.empty-signal i:nth-child(3){height:34px}.empty-state h2{margin:0;font-size:24px}.empty-state p{color:var(--muted);margin:10px 0 20px;font-size:13px}.modal-layer{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:24px}.modal-scrim{position:absolute;inset:0;border:0;background:#080b10d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:default}.watch-modal{width:min(1120px,94vw);max-height:94vh;overflow:auto;position:relative;background:var(--surface);border:1px solid var(--line-strong);box-shadow:0 30px 90px #0008}.player-shell{width:100%;aspect-ratio:16/9;background:#090a0d}.player-shell iframe{width:100%;height:100%;display:block}.modal-close{position:absolute;right:12px;top:12px;width:40px;height:40px;border-radius:50%;border:1px solid #ffffff4d;background:#0d1017cc;color:#fff;display:grid;place-items:center;cursor:pointer}.modal-close svg{width:19px}.watch-body{display:grid;grid-template-columns:1fr auto;gap:42px;padding:28px 32px 34px}.watch-kicker{color:var(--blue-ink);font-size:10px;font-weight:800;letter-spacing:.08em}.watch-main h2{margin:8px 0;font-size:25px;line-height:1.35;letter-spacing:-.035em}.watch-meta{color:var(--muted);font-size:11px;margin:0}.watch-reason{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);display:grid;grid-template-columns:90px 1fr;gap:12px;font-size:12px}.watch-reason strong{color:var(--blue-ink)}.watch-reason p{margin:0;line-height:1.7;color:var(--muted)}.watch-side{min-width:170px;display:flex;flex-direction:column;gap:10px}.source-link{height:38px;display:flex;align-items:center;justify-content:center;gap:5px;color:var(--muted);font-size:11px;text-decoration:none}.source-link:hover{color:var(--blue-ink)}.source-link svg{width:14px}.note-layer{padding:22px}.note-modal{width:min(1080px,96vw);max-height:94vh;overflow:auto;position:relative;background:var(--surface);border:1px solid var(--line-strong);box-shadow:0 30px 90px #0008}.note-close{color:var(--text);background:color-mix(in srgb,var(--surface) 88%,transparent);border-color:var(--line);z-index:4}.note-header{display:grid;grid-template-columns:50px 1fr;gap:18px;align-items:start;padding:38px 52px 32px 42px;border-bottom:1px solid var(--line-strong)}.note-title-icon{width:46px;height:46px;border-radius:8px;background:var(--text);color:var(--lime);display:grid;place-items:center}.note-title-icon svg{width:22px}.note-label{display:block;color:var(--blue-ink);font:760 10px/1 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.1em;margin:2px 0 11px}.note-header h2{margin:0;max-width:820px;font-size:clamp(25px,3vw,38px);line-height:1.2;letter-spacing:-.045em}.note-header p{margin:12px 0 0;color:var(--muted);font-size:11px;line-height:1.6}.note-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;align-items:start}.note-article{padding:34px 42px 48px}.note-takeaway{border-left:4px solid var(--lime);background:var(--surface-2);padding:18px 20px 20px}.note-takeaway span{color:var(--blue-ink);font-size:10px;font-weight:800;letter-spacing:.06em}.note-takeaway p{margin:9px 0 0;font-size:18px;line-height:1.65;font-weight:680;letter-spacing:-.02em}.note-sections{margin-top:34px}.note-sections>h3,.key-points h3{margin:0 0 14px;font-size:13px;letter-spacing:.02em}.note-section{display:grid;grid-template-columns:68px 1fr;gap:14px;padding:20px 0;border-top:1px solid var(--line)}.note-section:last-child{border-bottom:1px solid var(--line)}.note-section-index{padding-top:2px;color:var(--blue-ink);font:760 11px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums}.note-section h4{margin:0;font-size:16px;line-height:1.4;letter-spacing:-.02em}.note-section p{margin:7px 0 0;color:var(--muted);font-size:13px;line-height:1.75}.note-aside{position:sticky;top:0;min-height:100%;padding:34px 28px;border-left:1px solid var(--line);background:var(--surface-2)}.key-points ul{list-style:none;margin:0;padding:0}.key-points li{display:grid;grid-template-columns:18px 1fr;gap:8px;padding:12px 0;border-top:1px solid var(--line);color:var(--text);font-size:12px;line-height:1.55}.key-points li:last-child{border-bottom:1px solid var(--line)}.key-points li svg{width:15px;height:15px;margin-top:2px;color:var(--blue-ink);stroke-width:2.4}.note-actions{display:grid;gap:8px;margin-top:26px}.note-actions .primary-button,.note-actions .secondary-button{width:100%}.note-actions .secondary-button svg{width:14px}.note-disclaimer{margin:18px 0 0;color:var(--faint);font-size:10px;line-height:1.65}.taste-modal{width:min(560px,92vw);position:relative;background:var(--surface);border:1px solid var(--line-strong);padding:42px;box-shadow:0 30px 90px #0008}.taste-modal .modal-close{color:var(--text);background:transparent;border-color:var(--line)}.taste-index{font:700 10px/1 ui-monospace,Consolas,monospace;letter-spacing:.13em;color:var(--blue-ink)}.taste-modal h2{margin:12px 0 8px;font-size:30px;letter-spacing:-.04em}.taste-modal>p{color:var(--muted);font-size:13px;margin:0}.taste-options{display:grid;grid-template-columns:1fr 1fr;margin:28px 0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.taste-options button{min-height:72px;padding:0 17px;background:transparent;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:14px;font-weight:650}.taste-options button:hover{background:var(--surface-2)}.taste-options button.is-active{background:var(--text);color:var(--bg)}.taste-options svg{width:16px;color:var(--lime)}.taste-done{width:100%}.scrim{display:none}@media(max-width:1160px){.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.featured{grid-template-columns:1fr 390px}.featured-copy{padding:30px}.page-intro{grid-template-columns:1fr 220px}}@media(max-width:900px){:root{--sidebar-width: 0px}.sidebar{width:238px;transform:translate(-100%);transition:transform .2s ease;box-shadow:18px 0 50px #0005}.sidebar.is-open{transform:none}.scrim{display:block;position:fixed;inset:0;z-index:45;border:0;background:#1118}.sidebar.is-open{z-index:55}.topbar{padding:0 18px;gap:12px}.mobile-menu{display:grid}.mobile-brand{display:block}.mobile-brand .brand-name{display:none}.searchbox{margin-left:4px;width:auto;flex:1}.main-content{margin-left:0;padding-left:24px;padding-right:24px}.featured{grid-template-columns:1fr}.featured-media{min-height:0;aspect-ratio:16/9}.page-intro{grid-template-columns:1fr;gap:24px}.editor-note{max-width:420px}}@media(max-width:640px){:root{--topbar-height: 62px}.topbar{padding:0 12px}.mobile-brand{display:none}.taste-button{width:40px;padding:0;justify-content:center}.taste-button svg{width:18px}.taste-button{font-size:0}.top-actions .icon-button,.search-key{display:none}.searchbox{height:40px}.main-content{padding:calc(var(--topbar-height) + 28px) 15px 55px}.page-intro{padding-bottom:24px}.page-intro h1{font-size:33px}.editor-note{display:none}.filter-rail{margin:0 -15px;padding:16px 15px}.featured{margin:2px -15px 42px;border-left:0;border-right:0}.featured-copy{padding:25px 18px 29px}.featured h2{font-size:27px}.why-block{grid-template-columns:1fr;gap:6px}.featured-actions{flex-direction:column}.featured-actions button{width:100%}.video-grid{grid-template-columns:1fr;gap:34px}.feed-heading p{display:none}.card-copy h3{font-size:18px;min-height:auto}.watch-modal{width:100vw;max-height:100vh;height:100vh;border:0}.modal-layer{padding:0}.watch-body{grid-template-columns:1fr;padding:22px 18px;gap:22px}.watch-main h2{font-size:20px}.watch-reason{grid-template-columns:1fr}.watch-side{min-width:0}.note-layer{padding:0}.note-modal{width:100vw;max-height:100vh;height:100vh;border:0}.note-header{grid-template-columns:40px 1fr;gap:12px;padding:26px 52px 24px 18px}.note-title-icon{width:38px;height:38px}.note-title-icon svg{width:19px}.note-header h2{font-size:24px}.note-layout{grid-template-columns:1fr}.note-article{padding:24px 18px 32px}.note-takeaway p{font-size:16px}.note-section{grid-template-columns:54px 1fr;gap:8px}.note-section p{font-size:12px}.note-aside{position:static;border-left:0;border-top:1px solid var(--line);padding:26px 18px 34px}.taste-modal{width:calc(100vw - 24px);padding:34px 22px 24px}.taste-options{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}