.reading2_root__Tptuq{--serif:var(--font-serif),Georgia,serif;--label:var(--font-grotesk),var(--font-inter),sans-serif;--e-out:cubic-bezier(.16,1,.3,1);--rt-page:#e3eaf1;--rt-paper:#fff;--rt-edge:#e5ebf1;--rt-ink:#0a2342;--rt-body:#2c3743;--rt-muted:#54606f;--rt-subtle:#6e7987;--rt-rule:#e3e8ee;--rt-zebra:#f6f8fb;--rt-brand:#2f7d9e;--rt-brand-strong:#286b88;--rt-brand-text:#20566d;--rt-brand-tint:#ecf3f6;--rt-brand-line:#d2e5ec;--rt-gold:#c8a444;--rt-gold-text:#7e6422;--rt-gold-tint:#fbf4de;--rt-hl:rgba(200,164,76,.3);--rt-hl-brd:rgba(200,164,76,.16);--rt-au-a:rgba(47,125,158,.34);--rt-au-b:rgba(111,170,192,.3);--rt-au-op:.55;--rt-topbar:rgba(240,244,248,.72);--rt-topbar-brd:rgba(122,168,198,.18);--rt-btn-bg:hsla(0,0%,100%,.4);--rt-btn-brd:rgba(122,168,198,.28);--rt-sheet-shadow:0 2px 4px rgba(10,35,66,.05),0 26px 60px rgba(10,35,66,.12);--rt-panel-shadow:0 1px 2px rgba(10,35,66,.05),0 14px 34px rgba(10,35,66,.07);--rt-pop-shadow:0 12px 30px rgba(10,35,66,.18);--rt-hairline:rgba(47,125,158,.5);--rt-kep-bg:#f1f7fa;--rt-seg-bg:hsla(0,0%,100%,.55);--rt-seg-brd:rgba(122,168,198,.24);--rt-seg-ink:#54606f;--rt-seg-on-bg:#fff;--rt-seg-on-ink:#0a2342;position:relative;color:var(--rt-body)}.reading2_root__Tptuq[data-theme=grey]{--rt-page:#1c1e22;--rt-paper:#282b31;--rt-edge:#3b3f47;--rt-ink:#edeff3;--rt-body:#c1c6ce;--rt-muted:#8a8f98;--rt-subtle:#767b84;--rt-rule:#3b3f47;--rt-zebra:hsla(0,0%,100%,.028);--rt-brand:#7eb6cd;--rt-brand-strong:#6faac0;--rt-brand-text:#a6d0e0;--rt-brand-tint:rgba(126,182,205,.12);--rt-brand-line:rgba(126,182,205,.24);--rt-gold:#e0b95c;--rt-gold-text:#edcb7c;--rt-gold-tint:rgba(224,185,92,.11);--rt-hl:rgba(224,185,92,.26);--rt-hl-brd:rgba(224,185,92,.2);--rt-au-a:rgba(130,155,175,.13);--rt-au-b:rgba(130,155,175,.1);--rt-au-op:.32;--rt-topbar:rgba(28,30,34,.84);--rt-topbar-brd:rgba(160,170,185,.14);--rt-btn-bg:hsla(0,0%,100%,.05);--rt-btn-brd:rgba(160,170,185,.16);--rt-sheet-shadow:0 2px 4px rgba(0,0,0,.3),0 26px 60px rgba(0,0,0,.4);--rt-panel-shadow:0 1px 2px rgba(0,0,0,.28),0 14px 34px rgba(0,0,0,.34);--rt-pop-shadow:0 12px 30px rgba(0,0,0,.5);--rt-hairline:rgba(126,182,205,.4);--rt-kep-bg:rgba(126,182,205,.08);--rt-seg-bg:hsla(0,0%,100%,.05);--rt-seg-brd:rgba(160,170,185,.14);--rt-seg-ink:#8a8f98;--rt-seg-on-bg:rgba(126,182,205,.22);--rt-seg-on-ink:#edeff3}.reading2_root__Tptuq[data-theme=dark]{--rt-page:#071628;--rt-paper:#0d2036;--rt-edge:rgba(122,168,198,.2);--rt-ink:#f4f7fa;--rt-body:#cad6e4;--rt-muted:#90a6c0;--rt-subtle:#7b90ac;--rt-rule:rgba(122,168,198,.16);--rt-zebra:rgba(111,170,192,.05);--rt-brand:#6faac0;--rt-brand-strong:#8ac0d4;--rt-brand-text:#a6ccd9;--rt-brand-tint:rgba(47,125,158,.2);--rt-brand-line:rgba(111,170,192,.3);--rt-gold:#e0b95c;--rt-gold-text:#edcb7c;--rt-gold-tint:rgba(224,185,92,.12);--rt-hl:rgba(224,185,92,.3);--rt-hl-brd:rgba(224,185,92,.22);--rt-au-a:rgba(47,125,158,.42);--rt-au-b:rgba(111,170,192,.34);--rt-au-op:.62;--rt-topbar:rgba(7,20,38,.74);--rt-topbar-brd:rgba(122,168,198,.18);--rt-btn-bg:hsla(0,0%,100%,.05);--rt-btn-brd:rgba(122,168,198,.24);--rt-sheet-shadow:0 2px 4px rgba(0,0,0,.35),0 30px 70px rgba(0,0,0,.5);--rt-panel-shadow:0 1px 2px rgba(0,0,0,.35),0 14px 34px rgba(0,0,0,.45);--rt-pop-shadow:0 12px 30px rgba(0,0,0,.55);--rt-hairline:rgba(47,125,158,.6);--rt-kep-bg:rgba(47,125,158,.14);--rt-seg-bg:hsla(0,0%,100%,.06);--rt-seg-brd:rgba(122,168,198,.22);--rt-seg-ink:#90a6c0;--rt-seg-on-bg:rgba(47,125,158,.42);--rt-seg-on-ink:#f4f7fa}.reading2_aurora__zRCYf{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;background:var(--rt-page);transition:background .35s ease}.reading2_aurora__zRCYf b{position:absolute;border-radius:50%;filter:blur(36px);opacity:var(--rt-au-op);display:block;transition:opacity .35s}.reading2_a1__NFh_n{width:54vw;height:54vw;left:-6vw;top:-16vw;background:radial-gradient(circle,var(--rt-au-a),transparent 62%);animation:reading2_auA__jd4_G 24s ease-in-out infinite}.reading2_a2__D_RXQ{width:46vw;height:46vw;right:-8vw;top:16vh;background:radial-gradient(circle,var(--rt-au-b),transparent 64%);animation:reading2_auB__5c2vw 28s ease-in-out infinite}.reading2_a3__FJAOm{width:42vw;height:42vw;left:22vw;bottom:-20vw;background:radial-gradient(circle,var(--rt-au-a),transparent 66%);animation:reading2_auA__jd4_G 32s ease-in-out infinite reverse}@keyframes reading2_auA__jd4_G{0%,to{transform:translate(0) scale(1)}50%{transform:translate(4%,4%) scale(1.1)}}@keyframes reading2_auB__5c2vw{0%,to{transform:translate(0) scale(1)}50%{transform:translate(-4%,-4%) scale(1.08)}}.reading2_shell__Ccg1l{position:relative;z-index:1}.reading2_topbar__EXqFz{position:sticky;top:56px;z-index:30;height:52px;display:flex;align-items:center;gap:12px;padding:0 clamp(16px,3vw,34px);background:var(--rt-topbar);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--rt-topbar-brd);transition:background .35s,border-color .35s}@media (min-width:1024px){.reading2_topbar__EXqFz{top:0}}.reading2_crumb__G925n{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--rt-muted);min-width:0}.reading2_crumb__G925n a{display:inline-flex;align-items:center;gap:6px;transition:color .16s;white-space:nowrap}.reading2_crumb__G925n a:hover{color:var(--rt-ink)}.reading2_crumb__G925n svg{width:14px;height:14px;flex-shrink:0}.reading2_sep__w0JPd{color:var(--rt-subtle)}.reading2_here__OllJa{color:var(--rt-ink);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reading2_spacer__7SGl1{flex:1}.reading2_themes__kKn2I{display:flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:var(--rt-seg-bg);border:1px solid var(--rt-seg-brd)}.reading2_themeBtn__2uSeN{position:relative;display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 9px;border-radius:999px;font-family:var(--label);font-size:11px;font-weight:600;letter-spacing:.02em;color:var(--rt-seg-ink);cursor:pointer;transition:color .16s,background .16s}.reading2_themeBtn__2uSeN:after{content:"";position:absolute;inset:-6px -2px}.reading2_themeBtn__2uSeN svg{width:13px;height:13px}.reading2_themeBtnOn__cNasL{color:var(--rt-seg-on-ink);background:var(--rt-seg-on-bg)}.reading2_themeLabel__kK8jd{display:none}@media (min-width:1200px){.reading2_themeLabel__kK8jd{display:inline}}.reading2_miniPct__apKxL{font-family:var(--label);font-size:11px;font-weight:500;color:var(--rt-muted);font-variant-numeric:tabular-nums;min-width:30px;text-align:right}@media (max-width:560px){.reading2_miniPct__apKxL{display:none}}.reading2_miniRing__vcuLM{position:relative;width:30px;height:30px;flex-shrink:0}.reading2_miniRing__vcuLM svg{position:absolute;inset:0;overflow:visible}.reading2_mrTrack__wIdh9{fill:none;stroke:var(--rt-brand-line);stroke-width:6;stroke-linecap:round}.reading2_mrFill__acf7o{fill:none;stroke:var(--rt-brand);stroke-width:6;stroke-linecap:round;stroke-dasharray:100 100;stroke-dashoffset:100;transition:stroke-dashoffset .14s linear;filter:drop-shadow(0 0 3px rgba(111,170,192,.5))}.reading2_tbBtn__Afvze{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 13px;border-radius:999px;font-family:var(--label);font-size:12.5px;font-weight:500;letter-spacing:.02em;color:var(--rt-muted);border:1px solid var(--rt-btn-brd);background:var(--rt-btn-bg);cursor:pointer;transition:color .16s,background .16s,border-color .16s}.reading2_tbBtn__Afvze:hover{color:var(--rt-ink)}.reading2_tbBtnOn__59Yw_{color:var(--rt-brand-text);background:var(--rt-brand-tint);border-color:var(--rt-brand-line)}.reading2_tbBtn__Afvze svg{width:15px;height:15px}.reading2_tbLabel__SC4Ye{display:none}@media (min-width:640px){.reading2_tbLabel__SC4Ye{display:inline}}.reading2_avatar__kyboO{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-family:var(--label);font-size:12px;font-weight:600;color:#fff;background:var(--rt-brand);flex-shrink:0;text-decoration:none}.reading2_progline__Wc6is{position:sticky;top:108px;z-index:29;height:2px;background:transparent}@media (min-width:1024px){.reading2_progline__Wc6is{top:52px}}.reading2_progline__Wc6is i{display:block;height:100%;width:100%;transform-origin:left;transform:scaleX(0);background:linear-gradient(90deg,var(--rt-brand),var(--rt-brand-strong));box-shadow:0 0 8px rgba(111,170,192,.5);transition:transform .12s linear}.reading2_hero__LjfB9{max-width:1180px;margin-inline:auto;padding:clamp(20px,3vw,38px) 16px clamp(14px,2vw,22px);display:grid;grid-template-columns:1fr;gap:16px;align-items:center}@media (min-width:640px){.reading2_hero__LjfB9{padding-left:24px;padding-right:24px}}@media (min-width:1024px){.reading2_hero__LjfB9{grid-template-columns:minmax(0,1fr) 264px;gap:40px}}.reading2_heroText__bkvt6{min-width:0}.reading2_hMeta__HE8BL{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}.reading2_cat__bPkT_{letter-spacing:.09em;color:var(--rt-brand-text);background:var(--rt-brand-tint);border:1px solid var(--rt-brand-line);border-radius:999px;padding:3px 11px}.reading2_cat__bPkT_,.reading2_hy__gnyI4{font-family:var(--label);font-size:10.5px;font-weight:600;text-transform:uppercase}.reading2_hy__gnyI4{letter-spacing:.06em;color:var(--rt-gold-text);background:var(--rt-gold-tint);border:1px solid var(--rt-hl-brd);border-radius:999px;padding:3px 10px;display:inline-flex;align-items:center;gap:5px}.reading2_hy__gnyI4:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--rt-gold)}.reading2_mdot__waAVm{width:3px;height:3px;border-radius:50%;background:var(--rt-subtle)}.reading2_mtxt__WC0Ce{font-size:12.5px;color:var(--rt-muted)}.reading2_mtxt__WC0Ce b{color:var(--rt-body);font-weight:600;font-variant-numeric:tabular-nums}.reading2_title__spOSa{font-family:var(--serif);font-weight:600;font-size:clamp(1.9rem,3.6vw,2.85rem);line-height:1.04;letter-spacing:-.02em;color:var(--rt-ink);text-wrap:balance}.reading2_heroMono__iFcTU{position:relative;width:62px;height:62px;flex-shrink:0;order:-1;justify-self:start}.reading2_heroMono__iFcTU:before{content:"";position:absolute;inset:-32%;border-radius:50%;z-index:-1;pointer-events:none;background:radial-gradient(circle,rgba(111,170,192,.3),transparent 68%);filter:blur(14px)}.reading2_heroMono__iFcTU svg{position:absolute;inset:0;overflow:visible;filter:drop-shadow(0 0 15px rgba(116,179,204,.5))}.reading2_heroU__x_B8C{stroke:var(--rt-ink)}@media (min-width:1024px){.reading2_heroMono__iFcTU{width:clamp(84px,9vw,116px);height:clamp(84px,9vw,116px);order:0;justify-self:center}}.reading2_sheet__3rW_G{background:var(--rt-paper);border:1px solid var(--rt-edge);border-radius:18px;box-shadow:var(--rt-sheet-shadow);padding:clamp(22px,3vw,44px) clamp(20px,3.2vw,50px) clamp(30px,3.4vw,50px);position:relative;overflow:hidden;transition:background .35s,border-color .35s}.reading2_sheet__3rW_G:before{content:"";position:absolute;inset:0 0 auto 0;height:3px;border-radius:18px 18px 0 0;background:linear-gradient(90deg,transparent,var(--rt-hairline),transparent)}@media (max-width:640px){.reading2_sheet__3rW_G{padding:18px 16px 26px;border-radius:14px}}.reading2_panel__DgBq2{background:var(--rt-paper);border:1px solid var(--rt-edge);border-radius:14px;padding:12px 12px 10px;box-shadow:var(--rt-panel-shadow);transition:background .35s,border-color .35s}.reading2_panelHead__cXflC{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 4px 9px}.reading2_panelLab__wbYyZ{font-family:var(--label);font-size:10px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--rt-subtle)}.reading2_panelCnt__zC_Rd{font-family:var(--label);font-size:10.5px;font-weight:600;color:var(--rt-gold-text);display:inline-flex;align-items:center;gap:5px}.reading2_panelCnt__zC_Rd i{width:9px;height:9px;border-radius:2px;background:var(--rt-gold);display:block}.reading2_tocWrap__56Z_b{position:relative}.reading2_tocTrack__fGou4{position:absolute;left:9px;top:6px;bottom:6px;width:2px;border-radius:2px;background:linear-gradient(var(--rt-brand-line),transparent)}.reading2_tocBead__fCMmT{position:absolute;left:6px;width:8px;height:8px;border-radius:50%;background:var(--rt-brand);box-shadow:0 0 9px rgba(111,170,192,.9);transition:opacity .2s ease;z-index:2;pointer-events:none}.reading2_toc__96t0S{position:relative;max-height:min(46vh,420px);overflow-y:auto;display:flex;flex-direction:column;gap:1px;scrollbar-width:thin;padding-left:22px}.reading2_tocRow__7pFQD{position:relative;display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;text-align:left;width:100%;font-size:12.5px;line-height:1.3;color:var(--rt-muted);transition:color .16s,background .16s;text-decoration:none}.reading2_tocRowSub__QzXzf{padding-left:18px;font-size:12px}.reading2_tocRow__7pFQD:hover{color:var(--rt-ink);background:var(--rt-brand-tint)}.reading2_tocRowOn__hGiFP{color:var(--rt-brand-text);background:var(--rt-brand-tint);font-weight:600}.reading2_tocTxt__hxno3{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reading2_hlBadge__O6zSD{display:inline-flex;align-items:center;gap:3px;font-size:10px;font-weight:600;color:var(--rt-gold-text);flex-shrink:0}.reading2_hlBadge__O6zSD i{width:8px;height:8px;border-radius:2px;background:var(--rt-gold);display:block}.reading2_mCard__gKqzu{border-radius:14px}.reading2_sheet__3rW_G .markdown{color:var(--rt-body)}.reading2_sheet__3rW_G .markdown strong{color:var(--rt-ink)}.reading2_sheet__3rW_G .markdown a{color:var(--rt-brand-text);text-decoration-color:var(--rt-brand-line)}.reading2_sheet__3rW_G .markdown code{background:var(--rt-brand-tint);color:var(--rt-body)}.reading2_sheet__3rW_G .markdown h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.5rem,2.4vw,1.72rem);line-height:1.2;letter-spacing:-.015em;color:var(--rt-ink);position:relative;padding-left:16px;gap:0}.reading2_sheet__3rW_G .markdown h2:before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:3.5px;height:auto;border-radius:3px;background:linear-gradient(var(--rt-brand),var(--rt-brand-strong));transition:box-shadow .3s,background .3s}.reading2_sheet__3rW_G .markdown h2[data-spy=on]:before{box-shadow:0 0 10px rgba(111,170,192,.7)}.reading2_sheet__3rW_G .markdown h3{font-family:var(--serif);font-weight:600;font-size:1.16rem;color:var(--rt-ink)}.reading2_sheet__3rW_G .markdown h3:before{display:none}.reading2_sheet__3rW_G .markdown li,.reading2_sheet__3rW_G .markdown p{font-size:1.01rem;line-height:1.72}.reading2_sheet__3rW_G .markdown blockquote{background:var(--rt-brand-tint);border-left-color:var(--rt-brand)}.reading2_sheet__3rW_G .markdown blockquote p{color:var(--rt-body)}.reading2_sheet__3rW_G .markdown thead{background:transparent}.reading2_sheet__3rW_G .markdown thead th{font-family:var(--label);font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--rt-brand-text);background:var(--rt-brand-tint);border-bottom:1px solid var(--rt-brand-line)}.reading2_sheet__3rW_G .markdown th{color:var(--rt-ink);border-color:var(--rt-brand-line)}.reading2_sheet__3rW_G .markdown td{color:var(--rt-body);border-color:var(--rt-rule)}.reading2_sheet__3rW_G .markdown tbody tr:nth-child(2n){background:var(--rt-zebra)}.reading2_sheet__3rW_G .study-note blockquote{background:var(--rt-gold-tint);border-left-color:var(--rt-gold)}.reading2_sheet__3rW_G .study-note h3{color:var(--rt-ink)}.reading2_sheet__3rW_G .study-note hr{border-top-color:var(--rt-rule)}.reading2_sheet__3rW_G .study-note table{border-color:var(--rt-edge)}.reading2_sheet__3rW_G .study-note tbody tr:nth-child(2n){background:var(--rt-zebra)}.reading2_root__Tptuq[data-theme=dark] .reading2_sheet__3rW_G .markdown img[src$=".svg"],.reading2_root__Tptuq[data-theme=grey] .reading2_sheet__3rW_G .markdown img[src$=".svg"]{background:#fff;padding:10px;border-radius:12px;border:1px solid var(--rt-edge);filter:brightness(.94)}.reading2_root__Tptuq mark.uro-hl{background-color:var(--rt-hl);box-shadow:0 0 0 1px var(--rt-hl-brd);color:inherit}.reading2_root__Tptuq mark.uro-hl:hover{background-color:var(--rt-hl);filter:brightness(1.15)}.reading2_root__Tptuq [data-uro-hl-ui][role=menu]{background:var(--rt-paper);border-color:var(--rt-edge);box-shadow:var(--rt-pop-shadow);color:var(--rt-ink)}.reading2_root__Tptuq [data-uro-hl-ui][role=menu] button{color:var(--rt-ink)}.reading2_root__Tptuq [data-uro-hl-ui][role=menu] button:hover{background:var(--rt-brand-tint)}.reading2_root__Tptuq [data-uro-hl-ui] form{background:var(--rt-paper);border-color:var(--rt-edge);box-shadow:var(--rt-pop-shadow)}.reading2_root__Tptuq [data-uro-hl-ui] form h2{color:var(--rt-ink)}.reading2_root__Tptuq [data-uro-hl-ui] form label{color:var(--rt-muted)}.reading2_root__Tptuq [data-uro-hl-ui] form textarea{background:var(--rt-paper);color:var(--rt-ink);border-color:var(--rt-edge)}.reading2_root__Tptuq [data-uro-hl-ui] form p{color:var(--rt-muted)}.reading2_root__Tptuq [data-uro-hl-ui][role=menu]>span{background:var(--rt-rule)}.reading2_root__Tptuq [data-uro-hl-ui] form>div>span{background:var(--rt-brand-tint);color:var(--rt-muted)}.reading2_root__Tptuq [data-uro-hl-ui] form button[type=button]{color:var(--rt-muted)}.reading2_root__Tptuq [data-uro-hl-ui] form button[type=button]:hover{background:var(--rt-brand-tint)}.reading2_root__Tptuq [data-uro-hl-ui] form textarea::-moz-placeholder{color:var(--rt-subtle)}.reading2_root__Tptuq [data-uro-hl-ui] form textarea::placeholder{color:var(--rt-subtle)}@media (prefers-reduced-motion:reduce){.reading2_aurora__zRCYf b{animation:none}.reading2_aurora__zRCYf,.reading2_mrFill__acf7o,.reading2_panel__DgBq2,.reading2_progline__Wc6is i,.reading2_sheet__3rW_G,.reading2_tocBead__fCMmT,.reading2_topbar__EXqFz{transition:none}}.reading2_root__Tptuq[data-theme-snap],.reading2_root__Tptuq[data-theme-snap] *{transition:none!important}